HEAD is now at 4cd8d82... 0day head guard for 'devel-hourly-2014090117' git checkout 69e273c0b0a3c337a521d083374c918dc52c666f ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:69e273c0b0a3c337a521d083374c918dc52c666f:bisect-linux-3 2014-09-01 19:02:51 69e273c0b0a3c337a521d083374c918dc52c666f compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-69e273c0b0a3c337a521d083374c918dc52c666f Check for kernel in /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-69e273c0b0a3c337a521d083374c918dc52c666f waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/x86_64-randconfig-s1-09011848-69e273c0b0a3c337a521d083374c918dc52c666f kernel: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/vmlinuz-3.17.0-rc3 2014-09-01 19:29:51 detecting boot state .... TEST FAILURE [ 122.430935] rcu_bh: wait state: 1 ->state: 0x1 [ 122.431326] Dumping ftrace buffer: [ 122.431629] --------------------------------- [ 122.432020] BUG: unable to handle kernel NULL pointer dereference at (null) [ 122.432717] IP: [] print_trace_line+0x2c3/0x39b [ 122.433267] PGD ca10067 PUD ca71067 PMD 0 [ 122.433667] Oops: 0000 [#1] PREEMPT SMP [ 122.434053] CPU: 0 PID: 46 Comm: rcu_torture_sta Not tainted 3.17.0-rc3 #1 [ 122.434642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.435193] task: ffff88000d648000 ti: ffff88000d640000 task.ti: ffff88000d640000 [ 122.435829] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 122.436599] RSP: 0018:ffff88000d643c98 EFLAGS: 00010097 [ 122.437054] RAX: 0000000000000000 RBX: ffffffff9227f8c0 RCX: 0000000000000000 [ 122.437692] RDX: 0000000000000001 RSI: ffffffff8fb53c5f RDI: 0000000000000000 [ 122.438331] RBP: ffff88000d643cc8 R08: 000000000000000a R09: 00000000fffffff4 [ 122.438942] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 122.439585] R13: ffff8800135e6014 R14: ffffffff922809bc R15: 0000000000000000 [ 122.440014] FS: 0000000000000000(0000) GS:ffff880013a00000(0000) knlGS:0000000000000000 [ 122.440014] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 122.440014] CR2: 0000000000000000 CR3: 000000000caa7000 CR4: 00000000000006b0 [ 122.440014] Stack: [ 122.440014] 0000000000000001 0000000000000001 0000000000000286 ffffffff922809bc [ 122.440014] 0000000000000000 0000000000000000 ffff88000d643cf8 ffffffff8e3a3548 [ 122.440014] ffff88000cad414c ffffffff92264bac ffff88000cad40ac ffff88000cad409e [ 122.440014] Call Trace: [ 122.440014] [] ftrace_dump+0x177/0x20b [ 122.440014] [] rcutorture_trace_dump+0x57/0x59 [ 122.440014] [] rcu_torture_printk+0x4af/0x4cd [ 122.440014] [] ? rcu_torture_stats_print+0x83/0x83 [ 122.440014] [] rcu_torture_stats_print+0x65/0x83 [ 122.440014] [] rcu_torture_stats+0x4e/0x73 [ 122.440014] [] kthread+0xef/0xf7 [ 122.440014] [] ? __kthread_parkme+0x80/0x80 [ 122.440014] [] ret_from_fork+0x7c/0xb0 [ 122.440014] [] ? __kthread_parkme+0x80/0x80 [ 122.440014] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 cd b2 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 122.440014] RIP [] print_trace_line+0x2c3/0x39b [ 122.440014] RSP [ 122.440014] CR2: 0000000000000000 [ 122.440014] ---[ end trace 677d167d62c550e7 ]--- [ 122.440014] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-vp-44:20140901193146:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 0:1:1 all_good:bad:all_bad boots 2014-09-01 19:31:54 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat bisect: bad commit 69e273c0b0a3c337a521d083374c918dc52c666f git checkout v3.16 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:19583ca584d6f574384e17fe7613dfaeadcdc4a6:bisect-linux-3 2014-09-01 19:31:56 19583ca584d6f574384e17fe7613dfaeadcdc4a6 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-19583ca584d6f574384e17fe7613dfaeadcdc4a6 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-19583ca584d6f574384e17fe7613dfaeadcdc4a6 waiting for completion of /kbuild-tests/build-queue/snb-smoke/x86_64-randconfig-s1-09011848-19583ca584d6f574384e17fe7613dfaeadcdc4a6 kernel: /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/vmlinuz-3.16.0 2014-09-01 19:46:56 detecting boot state .............. TEST FAILURE [ 125.640952] rcu_bh: wait state: 1 ->state: 0x1 [ 125.641357] Dumping ftrace buffer: [ 125.641672] --------------------------------- [ 125.642084] BUG: unable to handle kernel NULL pointer dereference at (null) [ 125.642799] IP: [] print_trace_line+0x2c3/0x39b [ 125.643365] PGD 13920067 PUD 12c73067 PMD 0 [ 125.643787] Oops: 0000 [#1] PREEMPT SMP [ 125.644182] CPU: 1 PID: 54 Comm: rcu_torture_sta Not tainted 3.16.0 #1 [ 125.644756] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.645262] task: ffff880010dd0000 ti: ffff880010dd8000 task.ti: ffff880010dd8000 [ 125.645911] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 125.646668] RSP: 0018:ffff880010ddbc98 EFLAGS: 00010097 [ 125.647132] RAX: 0000000000000001 RBX: ffffffff90440bc0 RCX: 0000000000000000 [ 125.647751] RDX: 0000000000000001 RSI: ffffffff8dd27f51 RDI: 0000000000000001 [ 125.648372] RBP: ffff880010ddbcc8 R08: 000000000000000a R09: 00000000fffffff4 [ 125.648989] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 125.649610] R13: ffff8800121c0014 R14: ffffffff90441cbc R15: 0000000000000000 [ 125.650012] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 125.650012] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 125.650012] CR2: 0000000000000000 CR3: 0000000012c8c000 CR4: 00000000000006a0 [ 125.650012] Stack: [ 125.650012] 0000000000000001 0000000000000001 0000000000000286 ffffffff90441cbc [ 125.650012] 0000000000000000 0000000000000000 ffff880010ddbcf8 ffffffff8c59d304 [ 125.650012] ffff880012e4014c ffffffff9042b5ec ffff880012e400ac ffff880012e4009e [ 125.650012] Call Trace: [ 125.650012] [] ftrace_dump+0x177/0x20b [ 125.650012] [] rcutorture_trace_dump+0x57/0x59 [ 125.650012] [] rcu_torture_printk+0x4af/0x4cd [ 125.650012] [] ? rcu_torture_stats_print+0x83/0x83 [ 125.650012] [] rcu_torture_stats_print+0x65/0x83 [ 125.650012] [] rcu_torture_stats+0x4e/0x73 [ 125.650012] [] kthread+0xef/0xf7 [ 125.650012] [] ? __kthread_parkme+0x80/0x80 [ 125.650012] [] ret_from_fork+0x7c/0xb0 [ 125.650012] [] ? __kthread_parkme+0x80/0x80 [ 125.650012] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 be b3 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 125.650012] RIP [] print_trace_line+0x2c3/0x39b [ 125.650012] RSP [ 125.650012] CR2: 0000000000000000 [ 125.650012] ---[ end trace 02d50d7c1ee319af ]--- [ 125.650012] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-quantal-vp-24:20140901195352:x86_64-randconfig-s1-09011848:3.16.0:1 /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-quantal-vp-2:20140901195352:x86_64-randconfig-s1-09011848:3.16.0:1 /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-yocto-ivb41-17:20140901195349:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-yocto-ivb41-55:20140901195344:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-yocto-ivb41-68:20140901195350:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-yocto-ivb41-98:20140901195349:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-yocto-vp-49:20140901195347:x86_64-randconfig-s1-09011848:3.16.0:1 /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-yocto-vp-50:20140901195347:x86_64-randconfig-s1-09011848:3.16.0:1 /kernel/x86_64-randconfig-s1-09011848/19583ca584d6f574384e17fe7613dfaeadcdc4a6/dmesg-yocto-vp-64:20140901195347:x86_64-randconfig-s1-09011848:3.16.0:1 0:9:9 all_good:bad:all_bad boots 2014-09-01 19:53:58 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat bisect: bad commit v3.16 git checkout v3.15 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:1860e379875dfe7271c649058aeddffe5afd9d0d:bisect-linux-3 2014-09-01 19:54:00 1860e379875dfe7271c649058aeddffe5afd9d0d compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-1860e379875dfe7271c649058aeddffe5afd9d0d Check for kernel in /kernel/x86_64-randconfig-s1-09011848/1860e379875dfe7271c649058aeddffe5afd9d0d waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-1860e379875dfe7271c649058aeddffe5afd9d0d waiting for completion of /kbuild-tests/build-queue/snb-smoke/x86_64-randconfig-s1-09011848-1860e379875dfe7271c649058aeddffe5afd9d0d kernel: /kernel/x86_64-randconfig-s1-09011848/1860e379875dfe7271c649058aeddffe5afd9d0d/vmlinuz-3.15.0 2014-09-01 19:59:00 detecting boot state ......... 15. 20 SUCCESS bisect: good commit v3.15 git bisect start v3.16 v3.15 -- /c/kernel-tests/linear-bisect: ["-b", "v3.16", "-g", "v3.15", "/c/kernel-tests/bisect-test-boot-failure.sh", "/c/boot-bisect/linux-3/obj-bisect"] Bisecting: 13830 revisions left to test after this (roughly 14 steps) [5170a3b24a9141e2349a3420448743b7c68f2223] Merge branch 'akpm' (patches from Andrew Morton) running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:5170a3b24a9141e2349a3420448743b7c68f2223:bisect-linux-3 2014-09-01 20:05:05 5170a3b24a9141e2349a3420448743b7c68f2223 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-5170a3b24a9141e2349a3420448743b7c68f2223 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-5170a3b24a9141e2349a3420448743b7c68f2223 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-5170a3b24a9141e2349a3420448743b7c68f2223 kernel: /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/vmlinuz-3.16.0-rc3-00091-g5170a3b 2014-09-01 20:12:05 detecting boot state ... TEST FAILURE [ 0.320102] ------------[ cut here ]------------ [ 0.320102] ------------[ cut here ]------------ [ 0.321280] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2584 rb_reserve_next_event+0x116/0x27a() [ 0.321280] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2584 rb_reserve_next_event+0x116/0x27a() [ 0.323913] Delta way too big! 18446741920658046800 ts=18446741920658046800 write stamp = 0 [ 0.323913] If you just came from a suspend/resume, [ 0.323913] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-yocto-ivb42-107:20140901201327:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-yocto-ivb42-54:20140901201327:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-yocto-vp-2:20140901201325:x86_64-randconfig-s1-09011848:3.16.0-rc3-00091-g5170a3b:1 /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-yocto-vp-62:20140901201325:x86_64-randconfig-s1-09011848:3.16.0-rc3-00091-g5170a3b:1 /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-yocto-ivb42-28:20140901201327:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-quantal-vp-26:20140901201330:x86_64-randconfig-s1-09011848:3.16.0-rc3-00091-g5170a3b:1 /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-yocto-ivb42-101:20140901201328:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/5170a3b24a9141e2349a3420448743b7c68f2223/dmesg-yocto-ivb42-104:20140901201328:x86_64-randconfig-s1-09011848:: 0:8:5 all_good:bad:all_bad boots Bisecting: 12839 revisions left to test after this (roughly 14 steps) [1ad96bb0a20fa26b952b2250e89d14b6397bf618] Merge tag 'gpio-v3.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:1ad96bb0a20fa26b952b2250e89d14b6397bf618:bisect-linux-3 2014-09-01 20:13:41 1ad96bb0a20fa26b952b2250e89d14b6397bf618 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-1ad96bb0a20fa26b952b2250e89d14b6397bf618 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-1ad96bb0a20fa26b952b2250e89d14b6397bf618 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-1ad96bb0a20fa26b952b2250e89d14b6397bf618 kernel: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/vmlinuz-3.15.0-11956-g1ad96bb 2014-09-01 20:16:41 detecting boot state .... TEST FAILURE [ 0.390132] ------------[ cut here ]------------ [ 0.390132] ------------[ cut here ]------------ [ 0.391530] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2584 rb_reserve_next_event+0x116/0x27a() [ 0.391530] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2584 rb_reserve_next_event+0x116/0x27a() [ 0.394710] Delta way too big! 18446741627621338038 ts=18446741627621338038 write stamp = 0 [ 0.394710] If you just came from a suspend/resume, [ 0.394710] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-37:20140901201819:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-77:20140901201818:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-ivb42-104:20140901201829:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-ivb42-106:20140901201828:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-ivb42-113:20140901201828:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-ivb42-36:20140901201829:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-ivb42-89:20140901201828:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-ivb42-93:20140901201829:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-kbuild-17:20140901201645:x86_64-randconfig-s1-09011848:3.15.0-11956-g1ad96bb:2 /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-kbuild-25:20140901201641:x86_64-randconfig-s1-09011848:3.15.0-11956-g1ad96bb:2 /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-quantal-kbuild-4:20140901201640:x86_64-randconfig-s1-09011848:3.15.0-11956-g1ad96bb:2 /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-25:20140901201823:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-26:20140901201824:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-35:20140901201823:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-43:20140901201825:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-49:20140901201824:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-6:20140901201824:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-73:20140901201824:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-76:20140901201824:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/1ad96bb0a20fa26b952b2250e89d14b6397bf618/dmesg-yocto-ivb42-81:20140901201824:x86_64-randconfig-s1-09011848:: 0:20:20 all_good:bad:all_bad boots 2014-09-01 20:18:42 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 11956 revisions left to test after this (roughly 14 steps) [412dd3a6daf0cadce1b2d6a34fa3713f40255579] Merge tag 'xfs-for-linus-3.16-rc1' of git://oss.sgi.com/xfs/xfs running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:412dd3a6daf0cadce1b2d6a34fa3713f40255579:bisect-linux-3 2014-09-01 20:18:43 412dd3a6daf0cadce1b2d6a34fa3713f40255579 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-412dd3a6daf0cadce1b2d6a34fa3713f40255579 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-412dd3a6daf0cadce1b2d6a34fa3713f40255579 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-412dd3a6daf0cadce1b2d6a34fa3713f40255579 kernel: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/vmlinuz-3.15.0-08754-g412dd3a 2014-09-01 20:39:43 detecting boot state ..... TEST FAILURE [ 0.160048] ------------[ cut here ]------------ [ 0.160048] ------------[ cut here ]------------ [ 0.160899] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.160899] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.162773] Delta way too big! 18446736692428635618 ts=18446736692428635618 write stamp = 0 [ 0.162773] If you just came from a suspend/resume, [ 0.162773] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-101:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-102:20140901204134:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-106:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-109:20140901204134:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-118:20140901204134:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-11:20140901204136:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-124:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-15:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-21:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-27:20140901204134:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-2:20140901204134:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-33:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-37:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-44:20140901204134:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-54:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-60:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-68:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-7:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-82:20140901204135:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/412dd3a6daf0cadce1b2d6a34fa3713f40255579/dmesg-yocto-ivb41-92:20140901204135:x86_64-randconfig-s1-09011848:: 0:20:20 all_good:bad:all_bad boots 2014-09-01 20:42:14 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 8754 revisions left to test after this (roughly 14 steps) [b1cce8032f6abe900b078d24f3c3938726528f97] Merge branch 'for-next' of git://git.samba.org/sfrench/cifs-2.6 running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:b1cce8032f6abe900b078d24f3c3938726528f97:bisect-linux-3 2014-09-01 20:42:16 b1cce8032f6abe900b078d24f3c3938726528f97 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-b1cce8032f6abe900b078d24f3c3938726528f97 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-b1cce8032f6abe900b078d24f3c3938726528f97 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-b1cce8032f6abe900b078d24f3c3938726528f97 kernel: /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/vmlinuz-3.15.0-07860-gb1cce80 2014-09-01 20:55:16 detecting boot state .... 1.... TEST FAILURE [ 123.901013] rcu_bh: wait state: 1 ->state: 0x1 [ 123.901432] Dumping ftrace buffer: [ 123.901773] --------------------------------- [ 123.902213] BUG: unable to handle kernel NULL pointer dereference at (null) [ 123.902966] IP: [] print_trace_line+0x2c3/0x39b [ 123.903555] PGD 12ca8067 PUD 12cbf067 PMD 0 [ 123.903995] Oops: 0000 [#1] PREEMPT SMP [ 123.904406] CPU: 1 PID: 54 Comm: rcu_torture_sta Not tainted 3.15.0-07860-gb1cce80 #4 [ 123.905118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.905647] task: ffff880010dce000 ti: ffff88000bf6c000 task.ti: ffff88000bf6c000 [ 123.906319] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 123.907107] RSP: 0000:ffff88000bf6fc98 EFLAGS: 00010093 [ 123.907594] RAX: 0000000000000000 RBX: ffffffff8b02cbc0 RCX: 0000000000000000 [ 123.908233] RDX: 0000000000000001 RSI: ffffffff88918fa3 RDI: 0000000000000000 [ 123.908879] RBP: ffff88000bf6fcc8 R08: 000000000000000a R09: 00000000fffffff4 [ 123.909522] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 123.910013] R13: ffff88001238a014 R14: ffffffff8b02dcbc R15: 0000000000000000 [ 123.910013] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 123.910013] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 123.910013] CR2: 0000000000000000 CR3: 0000000012cae000 CR4: 00000000000006a0 [ 123.910013] DR0: 0000000000696000 DR1: 000000000068e000 DR2: 0000000000000000 [ 123.910013] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 [ 123.910013] Stack: [ 123.910013] ffff88000bf6fc01 0000000000000001 0000000000000286 ffffffff8b02dcbc [ 123.910013] 0000000000000000 0000000000000000 ffff88000bf6fcf8 ffffffff8719c228 [ 123.910013] ffff880012dcc14c ffffffff8b0175ec ffff880012dcc0ac ffff880012dcc09e [ 123.910013] Call Trace: [ 123.910013] [] ftrace_dump+0x177/0x20b [ 123.910013] [] rcutorture_trace_dump+0x57/0x59 [ 123.910013] [] rcu_torture_printk+0x4af/0x4cd [ 123.910013] [] ? rcu_torture_stats_print+0x83/0x83 [ 123.910013] [] rcu_torture_stats_print+0x65/0x83 [ 123.910013] [] rcu_torture_stats+0x4e/0x73 [ 123.910013] [] kthread+0xef/0xf7 [ 123.910013] [] ? __kthread_parkme+0x80/0x80 [ 123.910013] [] ret_from_fork+0x7c/0xb0 [ 123.910013] [] ? __kthread_parkme+0x80/0x80 [ 123.910013] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 3b b6 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 123.910013] RIP [] print_trace_line+0x2c3/0x39b [ 123.910013] RSP [ 123.910013] CR2: 0000000000000000 [ 123.910013] ---[ end trace ada03a02116ee69f ]--- [ 123.910013] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-19:20140901205921:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-12:20140901205919:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-16:20140901205919:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-29:20140901205917:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-30:20140901205916:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-37:20140901205919:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-44:20140901205917:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-55:20140901205917:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-60:20140901205919:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-yocto-vp-7:20140901205917:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-1:20140901205933:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-20:20140901205931:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-21:20140901205931:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-30:20140901205927:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-11:20140901205937:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-16:20140901205937:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-17:20140901205934:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-31:20140901205935:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 /kernel/x86_64-randconfig-s1-09011848/b1cce8032f6abe900b078d24f3c3938726528f97/dmesg-quantal-vp-6:20140901205939:x86_64-randconfig-s1-09011848:3.15.0-07860-gb1cce80:4 0:19:20 all_good:bad:all_bad boots 2014-09-01 20:59:47 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 7860 revisions left to test after this (roughly 13 steps) [da85d191f58a44e149a7c07dbae78b3042909798] Merge branch 'for-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:da85d191f58a44e149a7c07dbae78b3042909798:bisect-linux-3 2014-09-01 20:59:48 da85d191f58a44e149a7c07dbae78b3042909798 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-da85d191f58a44e149a7c07dbae78b3042909798 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/da85d191f58a44e149a7c07dbae78b3042909798 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-da85d191f58a44e149a7c07dbae78b3042909798 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-da85d191f58a44e149a7c07dbae78b3042909798 kernel: /kernel/x86_64-randconfig-s1-09011848/da85d191f58a44e149a7c07dbae78b3042909798/vmlinuz-3.15.0-07283-gda85d19 2014-09-01 21:06:48 detecting boot state .... TEST FAILURE [ 125.202174] rcu_bh: wait state: 1 ->state: 0x1 [ 125.203028] Dumping ftrace buffer: [ 125.203713] --------------------------------- [ 125.204572] BUG: unable to handle kernel NULL pointer dereference at (null) [ 125.206156] IP: [] print_trace_line+0x2c3/0x39b [ 125.207355] PGD 12c57067 PUD 12c2a067 PMD 0 [ 125.208223] Oops: 0000 [#1] PREEMPT SMP [ 125.209118] CPU: 1 PID: 125 Comm: rcu_torture_sta Not tainted 3.15.0-07283-gda85d19 #5 [ 125.210057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 125.210057] task: ffff88001382e000 ti: ffff880013808000 task.ti: ffff880013808000 [ 125.210057] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 125.210057] RSP: 0018:ffff88001380bc98 EFLAGS: 00010097 [ 125.210057] RAX: 0000000000000001 RBX: ffffffff9202bb90 RCX: 0000000000000000 [ 125.210057] RDX: 0000000000000001 RSI: ffffffff8f91854d RDI: 0000000000000001 [ 125.210057] RBP: ffff88001380bcc8 R08: 000000000000000a R09: 00000000fffffff4 [ 125.210057] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 125.210057] R13: ffff88000de36014 R14: ffffffff9202cc8c R15: 0000000000000000 [ 125.210057] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 125.210057] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 125.210057] CR2: 0000000000000000 CR3: 0000000012c16000 CR4: 00000000000406a0 [ 125.210057] Stack: [ 125.210057] 0000000000000001 0000000000000001 0000000000000286 ffffffff9202cc8c [ 125.210057] 0000000000000000 0000000000000000 ffff88001380bcf8 ffffffff8e19ab71 [ 125.210057] ffff8800133f014c ffffffff920165cc ffff8800133f00ac ffff8800133f009e [ 125.210057] Call Trace: [ 125.210057] [] ftrace_dump+0x177/0x20b [ 125.210057] [] rcutorture_trace_dump+0x57/0x59 [ 125.210057] [] rcu_torture_printk+0x4af/0x4cd [ 125.210057] [] ? rcu_torture_stats_print+0x83/0x83 [ 125.210057] [] rcu_torture_stats_print+0x65/0x83 [ 125.210057] [] rcu_torture_stats+0x4e/0x73 [ 125.210057] [] kthread+0xef/0xf7 [ 125.210057] [] ? __kthread_parkme+0x80/0x80 [ 125.210057] [] ret_from_fork+0x7c/0xb0 [ 125.210057] [] ? __kthread_parkme+0x80/0x80 [ 125.210057] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 125.210057] RIP [] print_trace_line+0x2c3/0x39b [ 125.210057] RSP [ 125.210057] CR2: 0000000000000000 [ 125.210057] ---[ end trace c0397ff1bdb54a8a ]--- [ 125.210057] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/da85d191f58a44e149a7c07dbae78b3042909798/dmesg-quantal-kbuild-12:20140901210658:x86_64-randconfig-s1-09011848:3.15.0-07283-gda85d19:5 /kernel/x86_64-randconfig-s1-09011848/da85d191f58a44e149a7c07dbae78b3042909798/dmesg-yocto-kbuild-18:20140901210656:x86_64-randconfig-s1-09011848:3.15.0-07283-gda85d19:5 0:2:2 all_good:bad:all_bad boots 2014-09-01 21:08:49 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 7283 revisions left to test after this (roughly 13 steps) [f8409abdc592e13cefbe4e4a24a84b3d5741e85f] Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:f8409abdc592e13cefbe4e4a24a84b3d5741e85f:bisect-linux-3 2014-09-01 21:08:50 f8409abdc592e13cefbe4e4a24a84b3d5741e85f compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-f8409abdc592e13cefbe4e4a24a84b3d5741e85f Check for kernel in /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-f8409abdc592e13cefbe4e4a24a84b3d5741e85f kernel: /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/vmlinuz-3.15.0-07252-gf8409ab 2014-09-01 21:10:50 detecting boot state ... 1. TEST FAILURE [ 124.981001] rcu_bh: wait state: 1 ->state: 0x1 [ 124.981407] Dumping ftrace buffer: [ 124.981762] --------------------------------- [ 124.982178] BUG: unable to handle kernel NULL pointer dereference at (null) [ 124.982954] IP: [] print_trace_line+0x2c3/0x39b [ 124.983518] PGD 12c17067 PUD 12c2f067 PMD 0 [ 124.983976] Oops: 0000 [#1] PREEMPT SMP [ 124.984403] CPU: 1 PID: 54 Comm: rcu_torture_sta Not tainted 3.15.0-07252-gf8409ab #6 [ 124.985114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.985625] task: ffff880007ad4000 ti: ffff880007aec000 task.ti: ffff880007aec000 [ 124.986292] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 124.987079] RSP: 0018:ffff880007aefc98 EFLAGS: 00010093 [ 124.987548] RAX: 0000000000000000 RBX: ffffffff8fe2bb90 RCX: 0000000000000000 [ 124.988200] RDX: 0000000000000001 RSI: ffffffff8d718bfd RDI: 0000000000000000 [ 124.988850] RBP: ffff880007aefcc8 R08: 000000000000000a R09: 00000000fffffff4 [ 124.989464] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 124.990012] R13: ffff8800123e6014 R14: ffffffff8fe2cc8c R15: 0000000000000000 [ 124.990012] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 124.990012] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 124.990012] CR2: 0000000000000000 CR3: 00000000122a1000 CR4: 00000000000006a0 [ 124.990012] DR0: 0000000000000000 DR1: 000000000068b000 DR2: 0000000000000000 [ 124.990012] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 [ 124.990012] Stack: [ 124.990012] ffff880007aefc01 0000000000000001 0000000000000286 ffffffff8fe2cc8c [ 124.990012] 0000000000000000 0000000000000000 ffff880007aefcf8 ffffffff8bf9b14b [ 124.990012] ffff880012d9414c ffffffff8fe165cc ffff880012d940ac ffff880012d9409e [ 124.990012] Call Trace: [ 124.990012] [] ftrace_dump+0x177/0x20b [ 124.990012] [] rcutorture_trace_dump+0x57/0x59 [ 124.990012] [] rcu_torture_printk+0x4af/0x4cd [ 124.990012] [] ? rcu_torture_stats_print+0x83/0x83 [ 124.990012] [] rcu_torture_stats_print+0x65/0x83 [ 124.990012] [] rcu_torture_stats+0x4e/0x73 [ 124.990012] [] kthread+0xef/0xf7 [ 124.990012] [] ? __kthread_parkme+0x80/0x80 [ 124.990012] [] ret_from_fork+0x7c/0xb0 [ 124.990012] [] ? __kthread_parkme+0x80/0x80 [ 124.990012] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 124.990012] RIP [] print_trace_line+0x2c3/0x39b [ 124.990012] RSP [ 124.990012] CR2: 0000000000000000 [ 124.990012] ---[ end trace 3f91913d4653a01a ]--- [ 124.990012] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-10:20140901211257:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-11:20140901211254:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-12:20140901211256:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-14:20140901211255:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-16:20140901211254:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-17:20140901211302:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-18:20140901211257:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-19:20140901211257:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-1:20140901211255:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-20:20140901211254:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-24:20140901211257:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-25:20140901211256:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-27:20140901211257:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-29:20140901211256:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-30:20140901211254:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-32:20140901211254:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-4:20140901211254:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-5:20140901211257:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 /kernel/x86_64-randconfig-s1-09011848/f8409abdc592e13cefbe4e4a24a84b3d5741e85f/dmesg-quantal-vp-6:20140901211256:x86_64-randconfig-s1-09011848:3.15.0-07252-gf8409ab:6 0:19:20 all_good:bad:all_bad boots 2014-09-01 21:13:22 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 7252 revisions left to test after this (roughly 13 steps) [ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce] Merge branch 'x86-vdso-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce:bisect-linux-3 2014-09-01 21:13:22 ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce Check for kernel in /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce kernel: /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/vmlinuz-3.15.0-07220-ged81e78 2014-09-01 21:15:22 detecting boot state .... TEST FAILURE [ 122.053189] rcu_bh: wait state: 1 ->state: 0x1 [ 122.053840] Dumping ftrace buffer: [ 122.054342] --------------------------------- [ 122.054990] BUG: unable to handle kernel NULL pointer dereference at (null) [ 122.056131] IP: [] print_trace_line+0x2c3/0x39b [ 122.056957] PGD 10d4f067 PUD 10dc0067 PMD 0 [ 122.057570] Oops: 0000 [#1] PREEMPT SMP [ 122.058133] CPU: 0 PID: 46 Comm: rcu_torture_sta Not tainted 3.15.0-07220-ged81e78 #7 [ 122.059107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.059829] task: ffff88001199a000 ti: ffff880012798000 task.ti: ffff880012798000 [ 122.060766] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 122.061560] RSP: 0018:ffff88001279bc98 EFLAGS: 00010097 [ 122.061560] RAX: 0000000000000000 RBX: ffffffff8b22bb90 RCX: 0000000000000000 [ 122.061560] RDX: 0000000000000001 RSI: ffffffff88b18935 RDI: 0000000000000000 [ 122.061560] RBP: ffff88001279bcc8 R08: 000000000000000a R09: 00000000fffffff4 [ 122.061560] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 122.061560] R13: ffff88001358d014 R14: ffffffff8b22cc8c R15: 0000000000000000 [ 122.061560] FS: 0000000000000000(0000) GS:ffff880013a00000(0000) knlGS:0000000000000000 [ 122.061560] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 122.061560] CR2: 0000000000000000 CR3: 0000000010d5b000 CR4: 00000000000006b0 [ 122.061560] Stack: [ 122.061560] 0000000000000001 0000000000000001 0000000000000286 ffffffff8b22cc8c [ 122.061560] 0000000000000000 0000000000000000 ffff88001279bcf8 ffffffff8739b14b [ 122.061560] ffff880010db014c ffffffff8b2165cc ffff880010db00ac ffff880010db009e [ 122.061560] Call Trace: [ 122.061560] [] ftrace_dump+0x177/0x20b [ 122.061560] [] rcutorture_trace_dump+0x57/0x59 [ 122.061560] [] rcu_torture_printk+0x4af/0x4cd [ 122.061560] [] ? rcu_torture_stats_print+0x83/0x83 [ 122.061560] [] rcu_torture_stats_print+0x65/0x83 [ 122.061560] [] rcu_torture_stats+0x4e/0x73 [ 122.061560] [] kthread+0xef/0xf7 [ 122.061560] [] ? __kthread_parkme+0x80/0x80 [ 122.061560] [] ret_from_fork+0x7c/0xb0 [ 122.061560] [] ? __kthread_parkme+0x80/0x80 [ 122.061560] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 122.061560] RIP [] print_trace_line+0x2c3/0x39b [ 122.061560] RSP [ 122.061560] CR2: 0000000000000000 [ 122.061560] ---[ end trace bbb46419d797f535 ]--- [ 122.061560] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-10:20140901211708:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-11:20140901211711:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-25:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-27:20140901211708:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-2:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-30:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-34:20140901211710:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-39:20140901211708:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-3:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-49:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-50:20140901211708:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-53:20140901211711:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-58:20140901211711:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-5:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-60:20140901211708:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-62:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-63:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-64:20140901211710:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-6:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 /kernel/x86_64-randconfig-s1-09011848/ed81e780a7dd5698a986f246fad6a1d8d0b6f9ce/dmesg-yocto-vp-9:20140901211709:x86_64-randconfig-s1-09011848:3.15.0-07220-ged81e78:7 0:20:20 all_good:bad:all_bad boots 2014-09-01 21:17:24 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 7220 revisions left to test after this (roughly 13 steps) [3f17ea6dea8ba5668873afa54628a91aaa3fb1c0] Merge branch 'next' (accumulated 3.16 merge window patches) into master running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:3f17ea6dea8ba5668873afa54628a91aaa3fb1c0:bisect-linux-3 2014-09-01 21:17:24 3f17ea6dea8ba5668873afa54628a91aaa3fb1c0 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-3f17ea6dea8ba5668873afa54628a91aaa3fb1c0 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-3f17ea6dea8ba5668873afa54628a91aaa3fb1c0 kernel: /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/vmlinuz-3.15.0-07218-g3f17ea6 2014-09-01 21:19:25 detecting boot state ............................... TEST FAILURE [ 124.021095] rcu_bh: wait state: 1 ->state: 0x1 [ 124.021538] Dumping ftrace buffer: [ 124.021884] --------------------------------- [ 124.022343] BUG: unable to handle kernel NULL pointer dereference at (null) [ 124.023118] IP: [] print_trace_line+0x2c3/0x39b [ 124.023733] PGD 133fc067 PUD 12c15067 PMD 0 [ 124.024196] Oops: 0000 [#1] PREEMPT SMP [ 124.024641] CPU: 1 PID: 125 Comm: rcu_torture_sta Not tainted 3.15.0-07218-g3f17ea6 #8 [ 124.025418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.025963] task: ffff880007b5a000 ti: ffff880007bec000 task.ti: ffff880007bec000 [ 124.026671] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 124.027490] RSP: 0018:ffff880007befc98 EFLAGS: 00010097 [ 124.028010] RAX: 0000000000000001 RBX: ffffffff9242bb90 RCX: 0000000000000000 [ 124.028711] RDX: 0000000000000001 RSI: ffffffff8fd18935 RDI: 0000000000000001 [ 124.029408] RBP: ffff880007befcc8 R08: 000000000000000a R09: 00000000fffffff4 [ 124.030013] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 124.030013] R13: ffff88000dd20014 R14: ffffffff9242cc8c R15: 0000000000000000 [ 124.030013] FS: 0000000000000000(0000) GS:ffff88000e200000(0000) knlGS:0000000000000000 [ 124.030013] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.030013] CR2: 0000000000000000 CR3: 0000000012c01000 CR4: 00000000000406a0 [ 124.030013] Stack: [ 124.030013] 0000000000000001 0000000000000001 0000000000000286 ffffffff9242cc8c [ 124.030013] 0000000000000000 0000000000000000 ffff880007befcf8 ffffffff8e59b14b [ 124.030013] ffff880012da814c ffffffff924165cc ffff880012da80ac ffff880012da809e [ 124.030013] Call Trace: [ 124.030013] [] ftrace_dump+0x177/0x20b [ 124.030013] [] rcutorture_trace_dump+0x57/0x59 [ 124.030013] [] rcu_torture_printk+0x4af/0x4cd [ 124.030013] [] ? rcu_torture_stats_print+0x83/0x83 [ 124.030013] [] rcu_torture_stats_print+0x65/0x83 [ 124.030013] [] rcu_torture_stats+0x4e/0x73 [ 124.030013] [] kthread+0xef/0xf7 [ 124.030013] [] ? __kthread_parkme+0x80/0x80 [ 124.030013] [] ret_from_fork+0x7c/0xb0 [ 124.030013] [] ? __kthread_parkme+0x80/0x80 [ 124.030013] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 124.030013] RIP [] print_trace_line+0x2c3/0x39b [ 124.030013] RSP [ 124.030013] CR2: 0000000000000000 [ 124.030013] ---[ end trace e089ad7142b62e4c ]--- [ 124.030013] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-27:20140901213422:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-40:20140901213427:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-41:20140901213428:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-43:20140901213429:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-46:20140901213429:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-quantal-kbuild-3:20140901213250:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-quantal-vp-16:20140901213434:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-quantal-vp-1:20140901213434:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-quantal-vp-25:20140901213436:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-quantal-vp-26:20140901213434:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-quantal-vp-29:20140901213434:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-kbuild-17:20140901213252:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-10:20140901213433:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-12:20140901213432:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-17:20140901213432:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-37:20140901213432:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-3:20140901213433:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-45:20140901213432:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-54:20140901213431:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 /kernel/x86_64-randconfig-s1-09011848/3f17ea6dea8ba5668873afa54628a91aaa3fb1c0/dmesg-yocto-vp-57:20140901213433:x86_64-randconfig-s1-09011848:3.15.0-07218-g3f17ea6:8 0:20:20 all_good:bad:all_bad boots 2014-09-01 21:35:02 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat linear-bisect: bad branch may be branch 'next' (accumulated 3.16 merge window patches) linear-bisect: handle over to git bisect linear-bisect: git bisect start 3f17ea6dea8ba5668873afa54628a91aaa3fb1c0 1860e379875dfe7271c649058aeddffe5afd9d0d -- Previous HEAD position was 3f17ea6... Merge branch 'next' (accumulated 3.16 merge window patches) into master HEAD is now at b4d3318... Merge remote-tracking branch 'crypto/master' Bisecting: 3634 revisions left to test after this (roughly 12 steps) [49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c] Merge tag 'tty-3.16-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty into next linear-bisect: git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c:bisect-linux-3 2014-09-01 21:35:54 49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c Check for kernel in /kernel/x86_64-randconfig-s1-09011848/49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c kernel: /kernel/x86_64-randconfig-s1-09011848/49eb7b0750d9483c74e9c14ae6ea1e9d62481c3c/vmlinuz-3.15.0-rc8-03583-g49eb7b0 2014-09-01 21:42:54 detecting boot state .. 18. 20 SUCCESS Bisecting: 2060 revisions left to test after this (roughly 11 steps) [15b588303155b22edd559672905db8e59a44ef9a] Merge tag 'fbdev-omap-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux into next running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:15b588303155b22edd559672905db8e59a44ef9a:bisect-linux-3 2014-09-01 21:45:39 15b588303155b22edd559672905db8e59a44ef9a compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-15b588303155b22edd559672905db8e59a44ef9a Check for kernel in /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-15b588303155b22edd559672905db8e59a44ef9a waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/x86_64-randconfig-s1-09011848-15b588303155b22edd559672905db8e59a44ef9a kernel: /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/vmlinuz-3.15.0-rc8-03806-g15b5883 2014-09-01 21:53:39 detecting boot state ......... TEST FAILURE [ 0.360172] ------------[ cut here ]------------ [ 0.360172] ------------[ cut here ]------------ [ 0.361625] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.361625] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.364959] Delta way too big! 18446743824252480017 ts=18446743824252480017 write stamp = 0 [ 0.364959] If you just came from a suspend/resume, [ 0.364959] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-quantal-ivb41-109:20140901215756:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-quantal-ivb41-72:20140901215756:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-17:20140901215609:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-21:20140901215609:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-24:20140901215608:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-26:20140901215607:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-27:20140901215611:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-28:20140901215610:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-31:20140901215608:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-yocto-kbuild-6:20140901215611:x86_64-randconfig-s1-09011848:3.15.0-rc8-03806-g15b5883:2 /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-quantal-ivb41-112:20140901215757:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/15b588303155b22edd559672905db8e59a44ef9a/dmesg-quantal-ivb41-70:20140901215756:x86_64-randconfig-s1-09011848:: 0:12:12 all_good:bad:all_bad boots 2014-09-01 21:58:09 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 800 revisions left to test after this (roughly 10 steps) [776edb59317ada867dfcddde40b55648beeb0078] Merge branch 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip into next running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:776edb59317ada867dfcddde40b55648beeb0078:bisect-linux-3 2014-09-01 21:58:10 776edb59317ada867dfcddde40b55648beeb0078 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-776edb59317ada867dfcddde40b55648beeb0078 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-776edb59317ada867dfcddde40b55648beeb0078 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-776edb59317ada867dfcddde40b55648beeb0078 kernel: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/vmlinuz-3.15.0-rc8-04290-g776edb5 2014-09-01 22:01:10 detecting boot state ....... TEST FAILURE [ 0.274407] ------------[ cut here ]------------ [ 0.274407] ------------[ cut here ]------------ [ 0.275240] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.275240] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.277153] Delta way too big! 18446743423728839264 ts=18446743423728839264 write stamp = 0 [ 0.277153] If you just came from a suspend/resume, [ 0.277153] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-kbuild-26:20140901220241:x86_64-randconfig-s1-09011848:3.15.0-rc8-04290-g776edb5:10 /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb41-113:20140901220423:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb41-123:20140901220423:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb41-60:20140901220423:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb41-85:20140901220423:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb41-88:20140901220423:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb42-128:20140901220425:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb42-87:20140901220425:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb42-89:20140901220424:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb42-91:20140901220419:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-ivb41-96:20140901220428:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-kbuild-10:20140901220245:x86_64-randconfig-s1-09011848:3.15.0-rc8-04290-g776edb5:10 /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-kbuild-16:20140901220246:x86_64-randconfig-s1-09011848:3.15.0-rc8-04290-g776edb5:10 /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-kbuild-1:20140901220249:x86_64-randconfig-s1-09011848:3.15.0-rc8-04290-g776edb5:10 /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-kbuild-24:20140901220249:x86_64-randconfig-s1-09011848:3.15.0-rc8-04290-g776edb5:10 /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-kbuild-32:20140901220246:x86_64-randconfig-s1-09011848:3.15.0-rc8-04290-g776edb5:10 /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-quantal-kbuild-7:20140901220249:x86_64-randconfig-s1-09011848:3.15.0-rc8-04290-g776edb5:10 /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb42-117:20140901220428:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb42-124:20140901220428:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/776edb59317ada867dfcddde40b55648beeb0078/dmesg-yocto-ivb42-88:20140901220426:x86_64-randconfig-s1-09011848:: 0:20:20 all_good:bad:all_bad boots 2014-09-01 22:05:00 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 360 revisions left to test after this (roughly 9 steps) [f456205265a61f1d649f8378eceaa163850cba4e] Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging into next running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:f456205265a61f1d649f8378eceaa163850cba4e:bisect-linux-3 2014-09-01 22:05:02 f456205265a61f1d649f8378eceaa163850cba4e compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-f456205265a61f1d649f8378eceaa163850cba4e Check for kernel in /kernel/x86_64-randconfig-s1-09011848/f456205265a61f1d649f8378eceaa163850cba4e waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-f456205265a61f1d649f8378eceaa163850cba4e kernel: /kernel/x86_64-randconfig-s1-09011848/f456205265a61f1d649f8378eceaa163850cba4e/vmlinuz-3.15.0-rc8-03995-gf456205 2014-09-01 22:07:02 detecting boot state ...... 20 SUCCESS Bisecting: 185 revisions left to test after this (roughly 8 steps) [e13cccfd86481bd4c0499577f44c570d334da79b] Merge tag 'spi-v3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi into next running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:e13cccfd86481bd4c0499577f44c570d334da79b:bisect-linux-3 2014-09-01 22:10:33 e13cccfd86481bd4c0499577f44c570d334da79b compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-e13cccfd86481bd4c0499577f44c570d334da79b Check for kernel in /kernel/x86_64-randconfig-s1-09011848/e13cccfd86481bd4c0499577f44c570d334da79b waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-e13cccfd86481bd4c0499577f44c570d334da79b waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/x86_64-randconfig-s1-09011848-e13cccfd86481bd4c0499577f44c570d334da79b kernel: /kernel/x86_64-randconfig-s1-09011848/e13cccfd86481bd4c0499577f44c570d334da79b/vmlinuz-3.15.0-rc8-02815-ge13cccf 2014-09-01 22:17:33 detecting boot state ................ 9 11 20 SUCCESS Bisecting: 104 revisions left to test after this (roughly 7 steps) [ff806d034ef8e9a95ff0b0532104dd65332e446b] Merge branch 'for-v3.16' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping into next running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:ff806d034ef8e9a95ff0b0532104dd65332e446b:bisect-linux-3 2014-09-01 22:27:18 ff806d034ef8e9a95ff0b0532104dd65332e446b compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ff806d034ef8e9a95ff0b0532104dd65332e446b Check for kernel in /kernel/x86_64-randconfig-s1-09011848/ff806d034ef8e9a95ff0b0532104dd65332e446b waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ff806d034ef8e9a95ff0b0532104dd65332e446b waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-ff806d034ef8e9a95ff0b0532104dd65332e446b kernel: /kernel/x86_64-randconfig-s1-09011848/ff806d034ef8e9a95ff0b0532104dd65332e446b/vmlinuz-3.15.0-rc8-04185-gff806d0 2014-09-01 22:38:18 detecting boot state ... 20 SUCCESS Bisecting: 60 revisions left to test after this (roughly 6 steps) [6348675c4e3612e001860354fea78258e041d9a1] torture: Remove unused definition running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:6348675c4e3612e001860354fea78258e041d9a1:bisect-linux-3 2014-09-01 22:40:20 6348675c4e3612e001860354fea78258e041d9a1 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-6348675c4e3612e001860354fea78258e041d9a1 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-6348675c4e3612e001860354fea78258e041d9a1 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-6348675c4e3612e001860354fea78258e041d9a1 kernel: /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/vmlinuz-3.15.0-rc1-00044-g6348675 2014-09-01 22:46:20 detecting boot state ................... TEST FAILURE [ 124.152605] rcu_bh: wait state: 1 ->state: 0x1 [ 124.153006] Dumping ftrace buffer: [ 124.153344] --------------------------------- [ 124.153772] BUG: unable to handle kernel NULL pointer dereference at (null) [ 124.154500] IP: [] print_trace_line+0x2c3/0x39b [ 124.155093] PGD 13351067 PUD 13355067 PMD 0 [ 124.155532] Oops: 0000 [#1] PREEMPT SMP [ 124.155935] CPU: 1 PID: 54 Comm: rcu_torture_sta Not tainted 3.15.0-rc1-00044-g6348675 #13 [ 124.156668] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.157182] task: ffff88000bf00000 ti: ffff88000bf02000 task.ti: ffff88000bf02000 [ 124.157860] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 124.158638] RSP: 0018:ffff88000bf03c98 EFLAGS: 00010097 [ 124.159115] RAX: 0000000000000001 RBX: ffffffff8af05b50 RCX: 0000000000000000 [ 124.159753] RDX: 0000000000000001 RSI: ffffffff88afaeb8 RDI: 0000000000000001 [ 124.160390] RBP: ffff88000bf03cc8 R08: 000000000000000a R09: 00000000fffffff4 [ 124.161021] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 124.161623] R13: ffff880012129014 R14: ffffffff8af06c4c R15: 0000000000000000 [ 124.161623] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 124.161623] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 124.161623] CR2: 0000000000000000 CR3: 000000001339e000 CR4: 00000000000006a0 [ 124.161623] Stack: [ 124.161623] 0000000000000001 0000000000000001 0000000000000286 ffffffff8af06c4c [ 124.161623] 0000000000000000 0000000000000000 ffff88000bf03cf8 ffffffff873989bf [ 124.161623] ffff880012d3814c ffffffff8aef05ac ffff880012d380ac ffff880012d3809e [ 124.161623] Call Trace: [ 124.161623] [] ftrace_dump+0x177/0x20b [ 124.161623] [] rcutorture_trace_dump+0x57/0x59 [ 124.161623] [] rcu_torture_printk+0x4af/0x4cd [ 124.161623] [] ? rcu_torture_stats_print+0x83/0x83 [ 124.161623] [] rcu_torture_stats_print+0x65/0x83 [ 124.161623] [] rcu_torture_stats+0x4e/0x73 [ 124.161623] [] kthread+0xef/0xf7 [ 124.161623] [] ? __kthread_parkme+0x80/0x80 [ 124.161623] [] ret_from_fork+0x7c/0xb0 [ 124.161623] [] ? __kthread_parkme+0x80/0x80 [ 124.161623] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 124.161623] RIP [] print_trace_line+0x2c3/0x39b [ 124.161623] RSP [ 124.161623] CR2: 0000000000000000 [ 124.161623] ---[ end trace f3ad2f1b3fb2d20e ]--- [ 124.161623] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-quantal-vp-21:20140901225531:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-quantal-vp-27:20140901225531:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-kbuild-12:20140901225349:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-kbuild-31:20140901225348:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-29:20140901225527:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-2:20140901225526:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-37:20140901225527:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-7:20140901225526:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-quantal-vp-10:20140901225542:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-quantal-vp-15:20140901225537:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-quantal-vp-19:20140901225541:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-quantal-vp-31:20140901225541:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-quantal-vp-8:20140901225542:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-18:20140901225534:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-19:20140901225534:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-20:20140901225534:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-46:20140901225536:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-58:20140901225534:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-5:20140901225534:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 /kernel/x86_64-randconfig-s1-09011848/6348675c4e3612e001860354fea78258e041d9a1/dmesg-yocto-vp-64:20140901225534:x86_64-randconfig-s1-09011848:3.15.0-rc1-00044-g6348675:13 0:20:20 all_good:bad:all_bad boots 2014-09-01 22:55:51 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 21 revisions left to test after this (roughly 5 steps) [ab7d45053f99f44f81a221eb5c9fbe253ee94524] torture: Increase stutter-end intensity running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:ab7d45053f99f44f81a221eb5c9fbe253ee94524:bisect-linux-3 2014-09-01 22:55:52 ab7d45053f99f44f81a221eb5c9fbe253ee94524 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ab7d45053f99f44f81a221eb5c9fbe253ee94524 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/ab7d45053f99f44f81a221eb5c9fbe253ee94524 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ab7d45053f99f44f81a221eb5c9fbe253ee94524 kernel: /kernel/x86_64-randconfig-s1-09011848/ab7d45053f99f44f81a221eb5c9fbe253ee94524/vmlinuz-3.15.0-rc1-00022-gab7d450 2014-09-01 22:57:52 detecting boot state ............................ 17. 20 SUCCESS Bisecting: 10 revisions left to test after this (roughly 4 steps) [d0d0606e2c13ad445a58b9d9547de617429cabf9] rcutorture: Check for rcu_torture_fqs creation errors running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:d0d0606e2c13ad445a58b9d9547de617429cabf9:bisect-linux-3 2014-09-01 23:13:23 d0d0606e2c13ad445a58b9d9547de617429cabf9 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-d0d0606e2c13ad445a58b9d9547de617429cabf9 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-d0d0606e2c13ad445a58b9d9547de617429cabf9 kernel: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/vmlinuz-3.15.0-rc1-00033-gd0d0606 2014-09-01 23:15:23 detecting boot state ........... TEST FAILURE [ 0.310205] ------------[ cut here ]------------ [ 0.310205] ------------[ cut here ]------------ [ 0.311629] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.311629] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2581 rb_reserve_next_event+0x116/0x27a() [ 0.314799] Delta way too big! 18446743524075652288 ts=18446743524075652288 write stamp = 0 [ 0.314799] If you just came from a suspend/resume, [ 0.314799] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-vp-16:20140901232051:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-vp-25:20140901232052:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-ivb41-126:20140901232053:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-ivb41-54:20140901232052:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-ivb41-63:20140901232052:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-ivb41-80:20140901232052:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-kbuild-10:20140901231907:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-kbuild-15:20140901231904:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-kbuild-1:20140901231907:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-kbuild-8:20140901231908:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-vp-17:20140901232046:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-vp-34:20140901232049:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-vp-40:20140901232048:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-yocto-vp-7:20140901232049:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-ivb41-102:20140901232057:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-ivb41-60:20140901232057:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-ivb41-73:20140901232057:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-ivb41-85:20140901232102:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-kbuild-19:20140901231912:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 /kernel/x86_64-randconfig-s1-09011848/d0d0606e2c13ad445a58b9d9547de617429cabf9/dmesg-quantal-kbuild-24:20140901231912:x86_64-randconfig-s1-09011848:3.15.0-rc1-00033-gd0d0606:15 0:20:20 all_good:bad:all_bad boots 2014-09-01 23:21:15 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 5 revisions left to test after this (roughly 3 steps) [afea227fd4acf4f097a9e77bbc2f07d4856ebd01] rcutorture: Export RCU grace-period kthread wait state to rcutorture running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:afea227fd4acf4f097a9e77bbc2f07d4856ebd01:bisect-linux-3 2014-09-01 23:21:16 afea227fd4acf4f097a9e77bbc2f07d4856ebd01 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-afea227fd4acf4f097a9e77bbc2f07d4856ebd01 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/afea227fd4acf4f097a9e77bbc2f07d4856ebd01 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-afea227fd4acf4f097a9e77bbc2f07d4856ebd01 waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/x86_64-randconfig-s1-09011848-afea227fd4acf4f097a9e77bbc2f07d4856ebd01 kernel: /kernel/x86_64-randconfig-s1-09011848/afea227fd4acf4f097a9e77bbc2f07d4856ebd01/vmlinuz-3.15.0-rc1-00027-gafea227 2014-09-01 23:32:16 detecting boot state .. 20 SUCCESS Bisecting: 2 revisions left to test after this (roughly 2 steps) [64e4b43ae050146fcfafe696e61efc306f73d449] rcutorture: Make rcu_torture_reader() use cond_resched() running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:64e4b43ae050146fcfafe696e61efc306f73d449:bisect-linux-3 2014-09-01 23:33:46 64e4b43ae050146fcfafe696e61efc306f73d449 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-64e4b43ae050146fcfafe696e61efc306f73d449 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-64e4b43ae050146fcfafe696e61efc306f73d449 waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-64e4b43ae050146fcfafe696e61efc306f73d449 kernel: /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/vmlinuz-3.15.0-rc1-00030-g64e4b43 2014-09-01 23:39:47 detecting boot state .... TEST FAILURE [ 122.220878] rcu_bh: wait state: 1 ->state: 0x1 [ 122.221252] Dumping ftrace buffer: [ 122.221562] --------------------------------- [ 122.221933] BUG: unable to handle kernel NULL pointer dereference at (null) [ 122.222578] IP: [] print_trace_line+0x2c3/0x39b [ 122.223111] PGD 120c0067 PUD 10ce0067 PMD 0 [ 122.223493] Oops: 0000 [#1] PREEMPT SMP [ 122.223858] CPU: 0 PID: 46 Comm: rcu_torture_sta Not tainted 3.15.0-rc1-00030-g64e4b43 #16 [ 122.224507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.224972] task: ffff8800119a2000 ti: ffff8800119a4000 task.ti: ffff8800119a4000 [ 122.225588] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 122.226281] RSP: 0018:ffff8800119a5c98 EFLAGS: 00010097 [ 122.226710] RAX: 0000000000000000 RBX: ffffffff8f504b50 RCX: 0000000000000000 [ 122.227269] RDX: 0000000000000001 RSI: ffffffff8d0faadb RDI: 0000000000000000 [ 122.227837] RBP: ffff8800119a5cc8 R08: 000000000000000a R09: 00000000fffffff4 [ 122.228401] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 122.228967] R13: ffff880013680014 R14: ffffffff8f505c4c R15: 0000000000000000 [ 122.229555] FS: 0000000000000000(0000) GS:ffff880013a00000(0000) knlGS:0000000000000000 [ 122.230025] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 122.230025] CR2: 0000000000000000 CR3: 0000000010c93000 CR4: 00000000000006b0 [ 122.230025] Stack: [ 122.230025] 0000000000000001 0000000000000001 0000000000000286 ffffffff8f505c4c [ 122.230025] 0000000000000000 0000000000000000 ffff8800119a5cf8 ffffffff8b99855b [ 122.230025] ffff880010d7414c ffffffff8f4ef5ac ffff880010d740ac ffff880010d7409e [ 122.230025] Call Trace: [ 122.230025] [] ftrace_dump+0x177/0x20b [ 122.230025] [] rcutorture_trace_dump+0x57/0x59 [ 122.230025] [] rcu_torture_printk+0x4af/0x4cd [ 122.230025] [] ? rcu_torture_stats_print+0x83/0x83 [ 122.230025] [] rcu_torture_stats_print+0x65/0x83 [ 122.230025] [] rcu_torture_stats+0x4e/0x73 [ 122.230025] [] kthread+0xef/0xf7 [ 122.230025] [] ? __kthread_parkme+0x80/0x80 [ 122.230025] [] ret_from_fork+0x7c/0xb0 [ 122.230025] [] ? __kthread_parkme+0x80/0x80 [ 122.230025] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 122.230025] RIP [] print_trace_line+0x2c3/0x39b [ 122.230025] RSP [ 122.230025] CR2: 0000000000000000 [ 122.230025] ---[ end trace a696dd65649f96e2 ]--- [ 122.230025] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-10:20140901234121:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-11:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-13:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-19:20140901234124:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-20:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-25:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-26:20140901234118:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-27:20140901234118:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-33:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-39:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-41:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-43:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-46:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-49:20140901234124:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-4:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-51:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-61:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-63:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-64:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 /kernel/x86_64-randconfig-s1-09011848/64e4b43ae050146fcfafe696e61efc306f73d449/dmesg-yocto-vp-9:20140901234119:x86_64-randconfig-s1-09011848:3.15.0-rc1-00030-g64e4b43:16 0:20:20 all_good:bad:all_bad boots 2014-09-01 23:41:48 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 0 revisions left to test after this (roughly 1 step) [ac1bea85781e9004da9b3e8a4b097c18492d857c] sched,rcu: Make cond_resched() report RCU quiescent states running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:ac1bea85781e9004da9b3e8a4b097c18492d857c:bisect-linux-3 2014-09-01 23:41:48 ac1bea85781e9004da9b3e8a4b097c18492d857c compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ac1bea85781e9004da9b3e8a4b097c18492d857c Check for kernel in /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-ac1bea85781e9004da9b3e8a4b097c18492d857c waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-ac1bea85781e9004da9b3e8a4b097c18492d857c kernel: /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/vmlinuz-3.15.0-rc1-00029-gac1bea8 2014-09-01 23:46:48 detecting boot state ..... TEST FAILURE [ 123.991094] rcu_bh: wait state: 1 ->state: 0x1 [ 123.991540] Dumping ftrace buffer: [ 123.991892] --------------------------------- [ 123.992359] BUG: unable to handle kernel NULL pointer dereference at (null) [ 123.993162] IP: [] print_trace_line+0x2c3/0x39b [ 123.993819] PGD 13354067 PUD 132bf067 PMD 0 [ 123.994508] Oops: 0000 [#1] PREEMPT SMP [ 123.995297] CPU: 1 PID: 128 Comm: rcu_torture_sta Not tainted 3.15.0-rc1-00029-gac1bea8 #17 [ 123.996751] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.997767] task: ffff880010d4a000 ti: ffff88000bee6000 task.ti: ffff88000bee6000 [ 123.999056] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 124.000012] RSP: 0000:ffff88000bee7c98 EFLAGS: 00010097 [ 124.000012] RAX: 0000000000000001 RBX: ffffffff8a904b50 RCX: 0000000000000000 [ 124.000012] RDX: 0000000000000001 RSI: ffffffff884faad3 RDI: 0000000000000001 [ 124.000012] RBP: ffff88000bee7cc8 R08: 000000000000000a R09: 00000000fffffff4 [ 124.000012] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 124.000012] R13: ffff880012259014 R14: ffffffff8a905c4c R15: 0000000000000000 [ 124.000012] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 124.000012] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 124.000012] CR2: 0000000000000000 CR3: 0000000012284000 CR4: 00000000000406a0 [ 124.000012] Stack: [ 124.000012] 0000000000000001 0000000000000001 0000000000000286 ffffffff8a905c4c [ 124.000012] 0000000000000000 0000000000000000 ffff88000bee7cf8 ffffffff86d98548 [ 124.000012] ffff880012d5014c ffffffff8a8ef5ac ffff880012d500ac ffff880012d5009e [ 124.000012] Call Trace: [ 124.000012] [] ftrace_dump+0x177/0x20b [ 124.000012] [] rcutorture_trace_dump+0x57/0x59 [ 124.000012] [] rcu_torture_printk+0x4af/0x4cd [ 124.000012] [] ? rcu_torture_stats_print+0x83/0x83 [ 124.000012] [] rcu_torture_stats_print+0x65/0x83 [ 124.000012] [] rcu_torture_stats+0x4e/0x73 [ 124.000012] [] kthread+0xef/0xf7 [ 124.000012] [] ? __kthread_parkme+0x80/0x80 [ 124.000012] [] ret_from_fork+0x7c/0xb0 [ 124.000012] [] ? __kthread_parkme+0x80/0x80 [ 124.000012] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 124.000012] RIP [] print_trace_line+0x2c3/0x39b [ 124.000012] RSP [ 124.000012] CR2: 0000000000000000 [ 124.000012] ---[ end trace 3c62ac72f2d91acf ]--- [ 124.000012] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-10:20140901234712:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-11:20140901234712:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-12:20140901234711:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-13:20140901234718:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-14:20140901234712:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-15:20140901234717:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-18:20140901234717:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-19:20140901234717:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-1:20140901234711:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-23:20140901234718:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-24:20140901234719:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-25:20140901234718:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-27:20140901234712:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-30:20140901234712:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-31:20140901234712:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-32:20140901234711:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-5:20140901234712:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-21:20140901234721:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-28:20140901234721:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 /kernel/x86_64-randconfig-s1-09011848/ac1bea85781e9004da9b3e8a4b097c18492d857c/dmesg-quantal-kbuild-2:20140901234721:x86_64-randconfig-s1-09011848:3.15.0-rc1-00029-gac1bea8:17 0:20:20 all_good:bad:all_bad boots 2014-09-01 23:49:20 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat Bisecting: 0 revisions left to test after this (roughly 0 steps) [0e980234c97f98be6619b9281d83777f725b94ff] percpu: Fix raw_cpu_inc_return() running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-3/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:0e980234c97f98be6619b9281d83777f725b94ff:bisect-linux-3 2014-09-01 23:49:20 0e980234c97f98be6619b9281d83777f725b94ff compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-0e980234c97f98be6619b9281d83777f725b94ff Check for kernel in /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-0e980234c97f98be6619b9281d83777f725b94ff waiting for completion of /kbuild-tests/build-queue/lkp-hsx01-consumer/x86_64-randconfig-s1-09011848-0e980234c97f98be6619b9281d83777f725b94ff kernel: /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/vmlinuz-3.15.0-rc1-00028-g0e98023 2014-09-01 23:56:21 detecting boot state .... TEST FAILURE [ 123.731008] rcu_bh: wait state: 1 ->state: 0x1 [ 123.731428] Dumping ftrace buffer: [ 123.731763] --------------------------------- [ 123.732196] BUG: unable to handle kernel NULL pointer dereference at (null) [ 123.732955] IP: [] print_trace_line+0x2c3/0x39b [ 123.733580] PGD 122af067 PUD 122ab067 PMD 0 [ 123.734029] Oops: 0000 [#1] PREEMPT SMP [ 123.734455] CPU: 1 PID: 57 Comm: rcu_torture_sta Not tainted 3.15.0-rc1-00028-g0e98023 #18 [ 123.735217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 123.735758] task: ffff880007b1a000 ti: ffff880007b1c000 task.ti: ffff880007b1c000 [ 123.736453] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 123.737257] RSP: 0018:ffff880007b1dc98 EFLAGS: 00010097 [ 123.737759] RAX: 0000000000000001 RBX: ffffffff90304b50 RCX: 0000000000000000 [ 123.738423] RDX: 0000000000000001 RSI: ffffffff8defaf6b RDI: 0000000000000001 [ 123.739093] RBP: ffff880007b1dcc8 R08: 000000000000000a R09: 00000000fffffff4 [ 123.739761] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 123.740011] R13: ffff88001214c014 R14: ffffffff90305c4c R15: 0000000000000000 [ 123.740011] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 123.740011] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 123.740011] CR2: 0000000000000000 CR3: 00000000133b8000 CR4: 00000000000006a0 [ 123.740011] Stack: [ 123.740011] 0000000000000001 0000000000000001 0000000000000286 ffffffff90305c4c [ 123.740011] 0000000000000000 0000000000000000 ffff880007b1dcf8 ffffffff8c798431 [ 123.740011] ffff880012d3c14c ffffffff902ef5ac ffff880012d3c0ac ffff880012d3c09e [ 123.740011] Call Trace: [ 123.740011] [] ftrace_dump+0x177/0x20b [ 123.740011] [] rcutorture_trace_dump+0x57/0x59 [ 123.740011] [] rcu_torture_printk+0x4af/0x4cd [ 123.740011] [] ? rcu_torture_stats_print+0x83/0x83 [ 123.740011] [] rcu_torture_stats_print+0x65/0x83 [ 123.740011] [] rcu_torture_stats+0x4e/0x73 [ 123.740011] [] kthread+0xef/0xf7 [ 123.740011] [] ? __kthread_parkme+0x80/0x80 [ 123.740011] [] ret_from_fork+0x7c/0xb0 [ 123.740011] [] ? __kthread_parkme+0x80/0x80 [ 123.740011] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 c4 b9 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 123.740011] RIP [] print_trace_line+0x2c3/0x39b [ 123.740011] RSP [ 123.740011] CR2: 0000000000000000 [ 123.740011] ---[ end trace 280bf7395492fd9e ]--- [ 123.740011] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-10:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-13:20140901235809:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-15:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-16:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-17:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-18:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-1:20140901235805:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-20:20140901235808:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-21:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-22:20140901235814:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-25:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-27:20140901235810:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-29:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-32:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-3:20140901235810:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-6:20140901235809:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-quantal-vp-7:20140901235810:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-yocto-vp-36:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-yocto-vp-50:20140901235805:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 /kernel/x86_64-randconfig-s1-09011848/0e980234c97f98be6619b9281d83777f725b94ff/dmesg-yocto-vp-57:20140901235806:x86_64-randconfig-s1-09011848:3.15.0-rc1-00028-g0e98023:18 0:20:20 all_good:bad:all_bad boots 2014-09-01 23:58:22 REPEAT COUNT: 20 # /c/boot-bisect/linux-3/obj-bisect/.repeat 0e980234c97f98be6619b9281d83777f725b94ff is the first bad commit commit 0e980234c97f98be6619b9281d83777f725b94ff Author: Paul E. McKenney Date: Wed Apr 16 10:07:09 2014 -0700 percpu: Fix raw_cpu_inc_return() The definition for raw_cpu_add_return() uses the operation prefix "raw_add_return_", but the definitions in the various percpu.h files expect "raw_cpu_add_return_". This commit therefore appropriately adjusts the definition of raw_cpu_add_return(). Signed-off-by: Paul E. McKenney Acked-by: Christoph Lameter Reviewed-by: Josh Triplett :040000 040000 a0f8e9041af7dc9556130f2947ac22e3b7564ae0 afe09b3a04c8657e54be1dc5577e963906bae209 M include bisect run success Previous HEAD position was 0e98023... percpu: Fix raw_cpu_inc_return() HEAD is now at afea227... rcutorture: Export RCU grace-period kthread wait state to rcutorture ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:afea227fd4acf4f097a9e77bbc2f07d4856ebd01:bisect-linux-3 2014-09-01 23:58:23 afea227fd4acf4f097a9e77bbc2f07d4856ebd01 reuse /kernel/x86_64-randconfig-s1-09011848/afea227fd4acf4f097a9e77bbc2f07d4856ebd01/vmlinuz-3.15.0-rc1-00027-gafea227 2014-09-01 23:58:23 detecting boot state .. 8 60 SUCCESS Previous HEAD position was afea227... rcutorture: Export RCU grace-period kthread wait state to rcutorture HEAD is now at 4cd8d82... 0day head guard for 'devel-hourly-2014090117' ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linux-devel:devel-hourly-2014090117:4cd8d82837097535d55ca63fee12f72c774b4a04:bisect-linux-3 TEST FAILURE [ 0.450144] ------------[ cut here ]------------ [ 0.450144] ------------[ cut here ]------------ [ 0.451542] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2578 rb_reserve_next_event+0x116/0x27a() [ 0.451542] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2578 rb_reserve_next_event+0x116/0x27a() [ 0.454835] Delta way too big! 18446742641708198180 ts=18446742641708198180 write stamp = 0 [ 0.454835] If you just came from a suspend/resume, [ 0.454835] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-quantal-vp-3:20140901190241:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-quantal-vp-25:20140901190247:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-quantal-ivb41-65:20140901190252:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-quantal-ivb41-68:20140901190253:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-yocto-vp-4:20140901190239:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-yocto-vp-9:20140901190236:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-yocto-vp-17:20140901185659:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-yocto-vp-45:20140901190236:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-yocto-vp-29:20140901190236:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-yocto-vp-50:20140901190238:x86_64-randconfig-s1-09011848:3.17.0-rc3-00930-g4cd8d82:33 /kernel/x86_64-randconfig-s1-09011848/4cd8d82837097535d55ca63fee12f72c774b4a04/dmesg-quantal-ivb41-70:20140901190253:x86_64-randconfig-s1-09011848:: 0:11:11 all_good:bad:all_bad boots HEAD is now at 4cd8d82 0day head guard for 'devel-hourly-2014090117' ========= linus/master ========= Previous HEAD position was 4cd8d82... 0day head guard for 'devel-hourly-2014090117' HEAD is now at 69e273c... Linux 3.17-rc3 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/linus:master:69e273c0b0a3c337a521d083374c918dc52c666f:bisect-linux-3 TEST FAILURE [ 0.400162] ------------[ cut here ]------------ [ 0.400162] ------------[ cut here ]------------ [ 0.401724] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2578 rb_reserve_next_event+0x116/0x27a() [ 0.401724] WARNING: CPU: 0 PID: 1 at kernel/trace/ring_buffer.c:2578 rb_reserve_next_event+0x116/0x27a() [ 0.400000] ------------[ cut here ]------------ [ 0.400000] ------------[ cut here ]------------ [ 0.400000] WARNING: CPU: 1 PID: 0 at kernel/trace/ring_buffer.c:2578 rb_reserve_next_event+0x116/0x27a() [ 0.400000] WARNING: CPU: 1 PID: 0 at kernel/trace/ring_buffer.c:2578 rb_reserve_next_event+0x116/0x27a() [ 0.400000] Delta way too big! 18446740882910213555 ts=18446740882910213555 write stamp = 0 [ 0.400000] If you just came from a suspend/resume, [ 0.400000] please switch to the trace global clock: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-ivb41-16:20140901193154:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-vp-38:20140901193152:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-quantal-ivb41-106:20140901193159:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-vp-21:20140901193154:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-vp-44:20140901193146:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-vp-59:20140901193152:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-vp-40:20140901193152:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-quantal-vp-17:20140901193158:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-ivb41-123:20140901193154:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-quantal-ivb41-42:20140901193159:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-ivb41-117:20140901193154:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-quantal-ivb41-99:20140901193200:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-quantal-ivb41-50:20140901193159:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-ivb41-98:20140901193154:x86_64-randconfig-s1-09011848:: /kernel/x86_64-randconfig-s1-09011848/69e273c0b0a3c337a521d083374c918dc52c666f/dmesg-yocto-vp-64:20140901193154:x86_64-randconfig-s1-09011848:3.17.0-rc3:1 0:15:15 all_good:bad:all_bad boots ========= next/master ========= Previous HEAD position was 69e273c... Linux 3.17-rc3 HEAD is now at d7cf2b3... Add linux-next specific files for 20140829 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-s1-09011848/next:master:d7cf2b3139909a354a71e2885c942e21a60ea062:bisect-linux-3 2014-09-02 00:03:30 d7cf2b3139909a354a71e2885c942e21a60ea062 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-d7cf2b3139909a354a71e2885c942e21a60ea062 Check for kernel in /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-s1-09011848-d7cf2b3139909a354a71e2885c942e21a60ea062 kernel: /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/vmlinuz-3.17.0-rc2-next-20140829 2014-09-02 00:05:30 detecting boot state ....... TEST FAILURE [ 124.610984] rcu_bh: wait state: 1 ->state: 0x1 [ 124.611380] Dumping ftrace buffer: [ 124.611691] --------------------------------- [ 124.612127] BUG: unable to handle kernel NULL pointer dereference at (null) [ 124.612863] IP: [] print_trace_line+0x2c3/0x39b [ 124.613460] PGD 12c8e067 PUD 12c9f067 PMD 0 [ 124.613903] Oops: 0000 [#1] PREEMPT SMP [ 124.614313] CPU: 1 PID: 55 Comm: rcu_torture_sta Not tainted 3.17.0-rc2-next-20140829 #19 [ 124.615057] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 124.615560] task: ffff880007b8e000 ti: ffff880007b94000 task.ti: ffff880007b94000 [ 124.616245] RIP: 0010:[] [] print_trace_line+0x2c3/0x39b [ 124.617039] RSP: 0018:ffff880007b97c98 EFLAGS: 00010097 [ 124.617506] RAX: 0000000000000001 RBX: ffffffff904878c0 RCX: 0000000000000000 [ 124.618156] RDX: 0000000000000001 RSI: ffffffff8dd5a2a9 RDI: 0000000000000001 [ 124.618798] RBP: ffff880007b97cc8 R08: 000000000000000a R09: 00000000fffffff4 [ 124.619484] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000003bd1201 [ 124.620017] R13: ffff880012294014 R14: ffffffff904889bc R15: 0000000000000000 [ 124.620017] FS: 0000000000000000(0000) GS:ffff880012600000(0000) knlGS:0000000000000000 [ 124.620017] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 124.620017] CR2: 0000000000000000 CR3: 0000000012c9a000 CR4: 00000000000006a0 [ 124.620017] Stack: [ 124.620017] 0000000000000001 0000000000000001 0000000000000282 ffffffff904889bc [ 124.620017] 0000000000000000 0000000000000000 ffff880007b97cf8 ffffffff8c5a4220 [ 124.620017] ffff880012cac14c ffffffff9046cbac ffff880012cac0ac ffff880012cac09e [ 124.620017] Call Trace: [ 124.620017] [] ftrace_dump+0x177/0x20b [ 124.620017] [] rcutorture_trace_dump+0x57/0x59 [ 124.620017] [] rcu_torture_printk+0x4af/0x4cd [ 124.620017] [] ? rcu_torture_stats_print+0x83/0x83 [ 124.620017] [] rcu_torture_stats_print+0x65/0x83 [ 124.620017] [] rcu_torture_stats+0x4e/0x73 [ 124.620017] [] kthread+0xef/0xf7 [ 124.620017] [] ? __kthread_parkme+0x80/0x80 [ 124.620017] [] ret_from_fork+0x7c/0xb0 [ 124.620017] [] ? __kthread_parkme+0x80/0x80 [ 124.620017] Code: e9 e0 00 00 00 41 f7 c4 00 10 00 00 74 7c f6 83 d8 00 00 00 02 74 73 8b bb 20 21 00 00 4c 8b bb f0 10 00 00 e8 cd b2 ff ff 89 c0 <49> 0f a3 07 19 c0 85 c0 75 55 8b bb 20 21 00 00 48 8b 43 10 48 [ 124.620017] RIP [] print_trace_line+0x2c3/0x39b [ 124.620017] RSP [ 124.620017] CR2: 0000000000000000 [ 124.620017] ---[ end trace a639f6f1dc90db16 ]--- [ 124.620017] Kernel panic - not syncing: Fatal exception /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-10:20140902000850:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-11:20140902000849:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-18:20140902000849:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-19:20140902000850:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-22:20140902000848:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-24:20140902000849:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-25:20140902000850:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-32:20140902000850:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 /kernel/x86_64-randconfig-s1-09011848/d7cf2b3139909a354a71e2885c942e21a60ea062/dmesg-quantal-vp-8:20140902000850:x86_64-randconfig-s1-09011848:3.17.0-rc2-next-20140829:19 0:9:9 all_good:bad:all_bad boots