HEAD is now at f68f823... Add linux-next specific files for 20140818 git checkout 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9:bisect-linux-4 2014-08-19 14:46:56 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 kernel: /kernel/x86_64-randconfig-ib1-08181713/7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9/vmlinuz-3.17.0-rc1 2014-08-19 14:48:56 detecting boot state 2 8 15 21 38 48 55 SUCCESS bisect: good commit 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 git bisect start f68f82364938548b58b51d4b926642b0a3cf4c27 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 -- /c/kernel-tests/linear-bisect: ["-b", "f68f82364938548b58b51d4b926642b0a3cf4c27", "-g", "7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9", "/c/kernel-tests/bisect-test-boot-failure.sh", "/c/boot-bisect/linux-4/obj-bisect"] Bisecting: 1325 revisions left to test after this (roughly 11 steps) [473f9639819684765e78d298f192b8030fe1290c] Merge remote-tracking branch 'block/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:473f9639819684765e78d298f192b8030fe1290c:bisect-linux-4 2014-08-19 14:52:29 473f9639819684765e78d298f192b8030fe1290c compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-473f9639819684765e78d298f192b8030fe1290c Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/473f9639819684765e78d298f192b8030fe1290c waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-473f9639819684765e78d298f192b8030fe1290c kernel: /kernel/x86_64-randconfig-ib1-08181713/473f9639819684765e78d298f192b8030fe1290c/vmlinuz-3.17.0-rc1-00562-g473f963 2014-08-19 14:54:29 detecting boot state 52 TEST FAILURE [ 8.023749] hostname (76) used greatest stack depth: 14000 bytes left [ 8.101270] plymouthd (77) used greatest stack depth: 13400 bytes left mountall: Event failed [ 8.258635] BUG: unable to handle kernel paging request at ffffffff06a80018 [ 8.259074] IP: [] mnt_set_mountpoint+0x8d/0xb1 [ 8.259074] PGD 1b63067 PUD 0 [ 8.259074] Oops: 0002 [#1] DEBUG_PAGEALLOC [ 8.259074] CPU: 0 PID: 98 Comm: mount Not tainted 3.17.0-rc1-00562-g473f963 #2 [ 8.259074] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.259074] task: ffff88000bb88000 ti: ffff88000bbb4000 task.ti: ffff88000bbb4000 [ 8.259074] RIP: 0010:[] [] mnt_set_mountpoint+0x8d/0xb1 [ 8.259074] RSP: 0018:ffff88000bbb7df0 EFLAGS: 00010282 [ 8.259074] RAX: ffffffff06a80010 RBX: ffff88000bbb3bd8 RCX: 0000000000000222 [ 8.259074] RDX: ffff88000bbbaeb0 RSI: 0000000000000004 RDI: ffff88000bbc46f0 [ 8.259074] RBP: ffff88000bbb7e10 R08: 0000000000000004 R09: 0001b38938442222 [ 8.259074] R10: 0000000000000000 R11: ffffffff81fb1d48 R12: ffff88000bbbadc0 [ 8.259074] R13: ffff88000ce11dc0 R14: ffff88000bbc4670 R15: 0000000000000020 [ 8.259074] FS: 00007f0d8a267800(0000) GS:ffffffff81b7c000(0000) knlGS:0000000000000000 [ 8.259074] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 8.259074] CR2: ffffffff06a80018 CR3: 000000000bbb2000 CR4: 00000000000006b0 [ 8.259074] Stack: [ 8.259074] ffff88000bbbadc0 ffff88000ce11dc0 ffff88000bbb3bd8 0000000000000000 [ 8.259074] ffff88000bbb7e58 ffffffff811aba1d ffffffff811abbf0 0000000000000000 [ 8.259074] ffff88000bbb3bd8 ffff88000bbbadc0 ffff88000bbb3af8 ffff88000bbb7ed0 [ 8.259074] Call Trace: [ 8.259074] [] attach_recursive_mnt+0x1af/0x326 [ 8.259074] [] ? graft_tree+0x5c/0x73 [ 8.259074] [] graft_tree+0x5c/0x73 [ 8.259074] [] do_add_mount+0xf7/0x11e [ 8.259074] [] do_mount+0xf19/0xfe2 [ 8.259074] [] ? might_fault+0x6f/0xd1 [ 8.259074] [] ? strndup_user+0x51/0x73 [ 8.259074] [] SyS_mount+0xc8/0x124 [ 8.259074] [] tracesys+0xd3/0xd8 [ 8.259074] Code: f0 00 00 00 4d 89 6c 24 10 49 89 9c 24 e8 00 00 00 48 8b 43 18 48 85 c0 49 89 84 24 f0 00 00 00 75 09 48 ff 05 5b 58 b3 01 eb 0b <48> 89 50 08 48 ff 05 56 58 b3 01 48 89 53 18 48 83 c3 18 49 89 [ 8.259074] RIP [] mnt_set_mountpoint+0x8d/0xb1 [ 8.259074] RSP [ 8.259074] CR2: ffffffff06a80018 [ 8.259074] ---[ end trace f796da691cd5b8f2 ]--- [ 8.259074] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:41 /kernel/x86_64-randconfig-ib1-08181713/473f9639819684765e78d298f192b8030fe1290c/dmesg-quantal-vp-30:20140819145333:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00562-g473f963:2 0:1:53 all_good:bad:all_bad boots 2014-08-19 14:55:01 REPEAT COUNT: 300 # /c/boot-bisect/linux-4/obj-bisect/.repeat Bisecting: 562 revisions left to test after this (roughly 10 steps) [9a9d24bbcb7185700286b300e1db132a481d0e1f] Merge remote-tracking branch 'tile/master' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:9a9d24bbcb7185700286b300e1db132a481d0e1f:bisect-linux-4 2014-08-19 14:55:04 9a9d24bbcb7185700286b300e1db132a481d0e1f compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-9a9d24bbcb7185700286b300e1db132a481d0e1f Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/9a9d24bbcb7185700286b300e1db132a481d0e1f waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-9a9d24bbcb7185700286b300e1db132a481d0e1f kernel: /kernel/x86_64-randconfig-ib1-08181713/9a9d24bbcb7185700286b300e1db132a481d0e1f/vmlinuz-3.17.0-rc1-00305-g9a9d24b 2014-08-19 14:57:04 detecting boot state 30 33 34 99 104. 172 177 183 251 261 293 300 SUCCESS Bisecting: 257 revisions left to test after this (roughly 9 steps) [c0698b7d9847e0cbc46881368ec9c72474968ad8] Merge remote-tracking branch 'hid/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:c0698b7d9847e0cbc46881368ec9c72474968ad8:bisect-linux-4 2014-08-19 15:03:38 c0698b7d9847e0cbc46881368ec9c72474968ad8 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-c0698b7d9847e0cbc46881368ec9c72474968ad8 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-c0698b7d9847e0cbc46881368ec9c72474968ad8 kernel: /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/vmlinuz-3.17.0-rc1-00375-gc0698b7 2014-08-19 15:05:39 detecting boot state 35 TEST FAILURE [ 7.972935] plymouthd (133) used greatest stack depth: 13752 bytes left [ 8.028566] mountall (142) used greatest stack depth: 13032 bytes left mountall: Event failed [ 8.255546] BUG: unable to handle kernel paging request at ffffffffffffffe9 [ 8.256015] IP: [] find_vma_links+0x17/0x7d [ 8.256015] PGD 1b63067 PUD 1b65067 PMD 0 [ 8.256015] Oops: 0000 [#1] DEBUG_PAGEALLOC [ 8.256015] CPU: 0 PID: 155 Comm: mount Not tainted 3.17.0-rc1-00375-gc0698b7 #1 [ 8.256015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.256015] task: ffff88000bb9e000 ti: ffff88000bbb8000 task.ti: ffff88000bbb8000 [ 8.256015] RIP: 0010:[] [] find_vma_links+0x17/0x7d [ 8.256015] RSP: 0018:ffff88000bbbbde8 EFLAGS: 00010202 [ 8.256015] RAX: 0000000000000001 RBX: 0000000000000073 RCX: ffff88000bbbbe30 [ 8.256015] RDX: 00007f10b9fc6000 RSI: 00007f10b9fc5000 RDI: ffff88000bafeab0 [ 8.256015] RBP: ffff88000bbbbde8 R08: ffff88000bbbbe38 R09: ffff88000bbbbe40 [ 8.256015] R10: ffff88000bafeaa8 R11: ffff88000bafeaa8 R12: 0000000000000000 [ 8.256015] R13: ffff88000bbd6a40 R14: 00007f10b9fc5000 R15: 0000000000001000 [ 8.256015] FS: 00007f10b9fbf800(0000) GS:ffffffff81b7c000(0000) knlGS:0000000000000000 [ 8.256015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.256015] CR2: ffffffffffffffe9 CR3: 000000000bbb7000 CR4: 00000000000406b0 [ 8.256015] Stack: [ 8.256015] ffff88000bbbbe70 ffffffff8116082b 0000000000000001 0000000000001000 [ 8.256015] 0000000000001000 00000007f10b9fc5 00007f10b9fc6000 0000000000000001 [ 8.256015] 0000000000000000 0000000000001000 0000000000000000 0000000000001000 [ 8.256015] Call Trace: [ 8.256015] [] mmap_region+0x151/0x69e [ 8.256015] [] do_mmap_pgoff+0x3bc/0x43a [ 8.256015] [] vm_mmap_pgoff+0x72/0xbb [ 8.256015] [] SyS_mmap_pgoff+0x92/0xe1 [ 8.256015] [] SyS_mmap+0x24/0x37 [ 8.256015] [] tracesys+0xd3/0xd8 [ 8.256015] Code: 1b 48 ff 05 6e 51 b5 01 48 83 e3 fc 48 85 db 75 cc 5b 5d c3 55 48 83 c7 08 45 31 d2 45 31 db 48 89 e5 eb 31 48 ff 05 1b 52 b5 01 <48> 39 70 e8 76 0c 48 39 50 e0 72 53 48 8d 78 10 eb 0e 48 ff 05 [ 8.256015] RIP [] find_vma_links+0x17/0x7d [ 8.256015] RSP [ 8.256015] CR2: ffffffffffffffe9 [ 8.256015] ---[ end trace 890bfc88471d9f87 ]--- [ 8.256015] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:41 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-8:20140819150402:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 0:1:36 all_good:bad:all_bad boots 2014-08-19 15:06:10 REPEAT COUNT: 300 # /c/boot-bisect/linux-4/obj-bisect/.repeat Bisecting: 70 revisions left to test after this (roughly 7 steps) [f55058463a57a59e8b5a59f8b4ae1875c7a91a44] Merge remote-tracking branch 'fscache/fscache' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:f55058463a57a59e8b5a59f8b4ae1875c7a91a44:bisect-linux-4 2014-08-19 15:06:12 f55058463a57a59e8b5a59f8b4ae1875c7a91a44 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-f55058463a57a59e8b5a59f8b4ae1875c7a91a44 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/f55058463a57a59e8b5a59f8b4ae1875c7a91a44 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-f55058463a57a59e8b5a59f8b4ae1875c7a91a44 kernel: /kernel/x86_64-randconfig-ib1-08181713/f55058463a57a59e8b5a59f8b4ae1875c7a91a44/vmlinuz-3.17.0-rc1-00325-gf550584 2014-08-19 15:08:12 detecting boot state .. 28 57 118 155 207 222 258 300 SUCCESS Bisecting: 50 revisions left to test after this (roughly 6 steps) [76bb1241bec5f597b025b997d6ae7e193dab8289] Merge remote-tracking branch 'logfs/master' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:76bb1241bec5f597b025b997d6ae7e193dab8289:bisect-linux-4 2014-08-19 15:13:22 76bb1241bec5f597b025b997d6ae7e193dab8289 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-76bb1241bec5f597b025b997d6ae7e193dab8289 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/76bb1241bec5f597b025b997d6ae7e193dab8289 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-76bb1241bec5f597b025b997d6ae7e193dab8289 kernel: /kernel/x86_64-randconfig-ib1-08181713/76bb1241bec5f597b025b997d6ae7e193dab8289/vmlinuz-3.17.0-rc1-00331-g76bb124 2014-08-19 15:15:22 detecting boot state . 16 23...... 24 27 30 38..... 39. 48 56 59 117 143 162 170 191 212 231 233 267 290 300 SUCCESS Bisecting: 44 revisions left to test after this (roughly 6 steps) [9016ceb4b3699bc95ffaeed371e5fd0745bab224] Merge remote-tracking branch 'vfs/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:9016ceb4b3699bc95ffaeed371e5fd0745bab224:bisect-linux-4 2014-08-19 15:32:47 9016ceb4b3699bc95ffaeed371e5fd0745bab224 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-9016ceb4b3699bc95ffaeed371e5fd0745bab224 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-9016ceb4b3699bc95ffaeed371e5fd0745bab224 kernel: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/vmlinuz-3.17.0-rc1-00353-g9016ceb 2014-08-19 15:46:47 detecting boot state 105 222 287 294 299......................... 300 SUCCESS Bisecting: 22 revisions left to test after this (roughly 5 steps) [2be729408e1175d17ad1cc90e93e901cc0be1b81] Merge remote-tracking branch 'pci/next' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:2be729408e1175d17ad1cc90e93e901cc0be1b81:bisect-linux-4 2014-08-19 16:02:18 2be729408e1175d17ad1cc90e93e901cc0be1b81 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-2be729408e1175d17ad1cc90e93e901cc0be1b81 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/2be729408e1175d17ad1cc90e93e901cc0be1b81 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-2be729408e1175d17ad1cc90e93e901cc0be1b81 kernel: /kernel/x86_64-randconfig-ib1-08181713/2be729408e1175d17ad1cc90e93e901cc0be1b81/vmlinuz-3.17.0-rc1-00362-g2be7294 2014-08-19 16:04:18 detecting boot state 24 TEST FAILURE [ 4.344634] hostname (131) used greatest stack depth: 14000 bytes left [ 4.388867] hwclock (134) used greatest stack depth: 13608 bytes left mountall: Event failed [ 4.529008] BUG: unable to handle kernel NULL pointer dereference at 0000000000000009 [ 4.529012] IP: [] mnt_set_mountpoint+0x8d/0xb1 [ 4.529012] PGD bb67067 PUD bafa067 PMD 0 [ 4.529012] Oops: 0002 [#1] DEBUG_PAGEALLOC [ 4.529012] CPU: 0 PID: 153 Comm: mount Not tainted 3.17.0-rc1-00362-g2be7294 #1 [ 4.529012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4.529012] task: ffff88000bb82000 ti: ffff88000bb10000 task.ti: ffff88000bb10000 [ 4.529012] RIP: 0010:[] [] mnt_set_mountpoint+0x8d/0xb1 [ 4.529012] RSP: 0018:ffff88000bb13df0 EFLAGS: 00010202 [ 4.529012] RAX: 0000000000000001 RBX: ffff88000bb7efa8 RCX: 0000000000000222 [ 4.529012] RDX: ffff88000d6b2630 RSI: 0000000000000004 RDI: ffff88000bac2c30 [ 4.529012] RBP: ffff88000bb13e10 R08: 0000000000000004 R09: 0001b28934442222 [ 4.529012] R10: 0000000000000000 R11: ffffffff81fb1608 R12: ffff88000d6b2540 [ 4.529012] R13: ffff88000cdc0a40 R14: ffff88000bac2bb0 R15: 0000000000000020 [ 4.529012] FS: 00007fddebbd3800(0000) GS:ffffffff81b7c000(0000) knlGS:0000000000000000 [ 4.529012] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4.529012] CR2: 0000000000000009 CR3: 000000000bba3000 CR4: 00000000000406b0 [ 4.529012] Stack: [ 4.529012] ffff88000d6b2540 ffff88000cdc0a40 ffff88000bb7efa8 0000000000000000 [ 4.529012] ffff88000bb13e58 ffffffff811aba1d ffffffff811abbf0 0000000000000000 [ 4.529012] ffff88000bb7efa8 ffff88000d6b2540 ffff88000bb7e1b8 ffff88000bb13ed0 [ 4.529012] Call Trace: [ 4.529012] [] attach_recursive_mnt+0x1af/0x326 [ 4.529012] [] ? graft_tree+0x5c/0x73 [ 4.529012] [] graft_tree+0x5c/0x73 [ 4.529012] [] do_add_mount+0xf7/0x11e [ 4.529012] [] do_mount+0xf19/0xfe2 [ 4.529012] [] ? might_fault+0x6f/0xd1 [ 4.529012] [] ? strndup_user+0x51/0x73 [ 4.529012] [] SyS_mount+0xc8/0x124 [ 4.529012] [] tracesys+0xd3/0xd8 [ 4.529012] Code: f0 00 00 00 4d 89 6c 24 10 49 89 9c 24 e8 00 00 00 48 8b 43 18 48 85 c0 49 89 84 24 f0 00 00 00 75 09 48 ff 05 5b 58 b3 01 eb 0b <48> 89 50 08 48 ff 05 56 58 b3 01 48 89 53 18 48 83 c3 18 49 89 [ 4.529012] RIP [] mnt_set_mountpoint+0x8d/0xb1 [ 4.529012] RSP [ 4.529012] CR2: 0000000000000009 [ 4.529012] ---[ end trace c697097e8de8eba5 ]--- [ 4.529012] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:41 /kernel/x86_64-randconfig-ib1-08181713/2be729408e1175d17ad1cc90e93e901cc0be1b81/dmesg-quantal-kbuild-23:20140819160215:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00362-g2be7294:1 0:1:25 all_good:bad:all_bad boots linear-bisect: bad branch may be remote-tracking branch 'pci/next' linear-bisect: handle over to git bisect linear-bisect: git bisect start 2be729408e1175d17ad1cc90e93e901cc0be1b81 9016ceb4b3699bc95ffaeed371e5fd0745bab224 -- Previous HEAD position was 2be7294... Merge remote-tracking branch 'pci/next' HEAD is now at 171c062... Merge tag 'mmc-v3.16-2' of git://git.linaro.org/people/ulf.hansson/mmc Bisecting: 4 revisions left to test after this (roughly 2 steps) [a1c0ae9c24627a12c781ebd9947a6442861f6168] PCI: designware: Add config access-related pcie_host_ops for v3.65 hardware linear-bisect: git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:a1c0ae9c24627a12c781ebd9947a6442861f6168:bisect-linux-4 2014-08-19 16:04:55 a1c0ae9c24627a12c781ebd9947a6442861f6168 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-a1c0ae9c24627a12c781ebd9947a6442861f6168 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/a1c0ae9c24627a12c781ebd9947a6442861f6168 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-a1c0ae9c24627a12c781ebd9947a6442861f6168 kernel: /kernel/x86_64-randconfig-ib1-08181713/a1c0ae9c24627a12c781ebd9947a6442861f6168/vmlinuz-3.16.0-rc1-00004-ga1c0ae9 2014-08-19 16:08:55 detecting boot state 8 20 28 36 53 70 89 106 123 151 183 218 222....... 223 224...... 225. 226 228 233 240 250 270 277 294 300 SUCCESS Bisecting: 3 revisions left to test after this (roughly 1 step) [c27602086d08d22b067a1267e09fb32b4b096aa0] PCI: mvebu: Remove ARCH_KIRKWOOD dependency running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:c27602086d08d22b067a1267e09fb32b4b096aa0:bisect-linux-4 2014-08-19 16:28:26 c27602086d08d22b067a1267e09fb32b4b096aa0 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-c27602086d08d22b067a1267e09fb32b4b096aa0 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/c27602086d08d22b067a1267e09fb32b4b096aa0 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-c27602086d08d22b067a1267e09fb32b4b096aa0 kernel: /kernel/x86_64-randconfig-ib1-08181713/c27602086d08d22b067a1267e09fb32b4b096aa0/vmlinuz-3.16.0-rc1-00002-gc276020 2014-08-19 16:30:26 detecting boot state .. 1... 8 14 23 28 37 49 51... 52 55.. 56. 59 70 75 88 105 114 122 135 142................ 143 144 146 151 157 163 172 179 195 210 228 251 266. 285 300 SUCCESS Bisecting: 2 revisions left to test after this (roughly 1 step) [2cb989f6e99aa84997961fcef516e5cd123b9a78] PCI: tegra: Add debugfs support running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:2cb989f6e99aa84997961fcef516e5cd123b9a78:bisect-linux-4 2014-08-19 17:01:57 2cb989f6e99aa84997961fcef516e5cd123b9a78 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-2cb989f6e99aa84997961fcef516e5cd123b9a78 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/2cb989f6e99aa84997961fcef516e5cd123b9a78 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-2cb989f6e99aa84997961fcef516e5cd123b9a78 kernel: /kernel/x86_64-randconfig-ib1-08181713/2cb989f6e99aa84997961fcef516e5cd123b9a78/vmlinuz-3.16.0-rc1-00002-g2cb989f 2014-08-19 17:03:57 detecting boot state .. 15 39 60 86 115 161 198 284 300 SUCCESS Bisecting: 0 revisions left to test after this (roughly 1 step) [981c191778a4f92bc82456205a444d522843a630] Merge branches 'pci/host-designware', 'pci/host-mvebu' and 'pci/host-tegra' into next running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:981c191778a4f92bc82456205a444d522843a630:bisect-linux-4 2014-08-19 17:09:28 981c191778a4f92bc82456205a444d522843a630 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-981c191778a4f92bc82456205a444d522843a630 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/981c191778a4f92bc82456205a444d522843a630 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-981c191778a4f92bc82456205a444d522843a630 kernel: /kernel/x86_64-randconfig-ib1-08181713/981c191778a4f92bc82456205a444d522843a630/vmlinuz-3.16.0-rc1-00048-g981c191 2014-08-19 17:12:28 detecting boot state .. 42 117 160 209 298 300 SUCCESS 2be729408e1175d17ad1cc90e93e901cc0be1b81 is the first bad commit bisect run success Previous HEAD position was 981c191... Merge branches 'pci/host-designware', 'pci/host-mvebu' and 'pci/host-tegra' into next HEAD is now at 9016ceb... Merge remote-tracking branch 'vfs/for-next' ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:9016ceb4b3699bc95ffaeed371e5fd0745bab224:bisect-linux-4 2014-08-19 17:17:49 9016ceb4b3699bc95ffaeed371e5fd0745bab224 reuse /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/vmlinuz-3.17.0-rc1-00353-g9016ceb 2014-08-19 17:17:49 detecting boot state 7 54 74 102 TEST FAILURE [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0C90 000014 (v00 BOCHS ) [ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: CPU: 0 PID: 0 at mm/early_ioremap.c:136 __early_ioremap+0x142/0x2a9() [ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.17.0-rc1-00353-g9016ceb #1 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.000000] 0000000000000000 ffffffff81b4fd30 ffffffff8171533d ffffffff81b4fd68 [ 0.000000] ffffffff8108cdd9 ffffffff81e7111c 0000000000000000 00000000000bb589 [ 0.000000] 0000000000000000 0000000000000000 ffffffff81b4fd78 ffffffff8108cf14 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0x2e/0x3e [ 0.000000] [] warn_slowpath_common+0x8c/0xba [ 0.000000] [] ? __early_ioremap+0x142/0x2a9 [ 0.000000] [] warn_slowpath_null+0x23/0x2c [ 0.000000] [] __early_ioremap+0x142/0x2a9 [ 0.000000] [] ? _raw_spin_unlock_irqrestore+0x5e/0x9e [ 0.000000] [] early_ioremap+0x1a/0x23 [ 0.000000] [] __acpi_map_table+0x21/0x2f [ 0.000000] [] acpi_os_map_iomem+0x28/0x202 [ 0.000000] [] acpi_os_map_memory+0x10/0x19 [ 0.000000] [] acpi_tb_parse_root_table+0x14f/0x27e [ 0.000000] [] acpi_initialize_tables+0x8e/0x9b [ 0.000000] [] acpi_table_init+0x6c/0x136 [ 0.000000] [] acpi_boot_table_init+0x37/0xf9 [ 0.000000] [] setup_arch+0xcb9/0x1146 [ 0.000000] [] start_kernel+0xe8/0x68b [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x46/0x4f [ 0.000000] [] x86_64_start_kernel+0x14e/0x162 [ 0.000000] ---[ end trace 51d391cb04ab5e97 ]--- [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-vp-10:20140819171914:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-21:20140819171925:x86_64-randconfig-ib1-08181713:: 0:2:404 all_good:bad:all_bad boots 2014-08-19 17:19:50 bad bisect, retry with increased repeat count 900 Previous HEAD position was 9016ceb... Merge remote-tracking branch 'vfs/for-next' HEAD is now at f68f823... Add linux-next specific files for 20140818 git checkout 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9:bisect-linux-4 2014-08-19 17:19:54 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 reuse /kernel/x86_64-randconfig-ib1-08181713/7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9/vmlinuz-3.17.0-rc1 2014-08-19 17:19:54 detecting boot state ... 74 90 106 117 131 147 191 236 347 444............... 457........ 461 468 478 489 502 520 549 586 628 675 723 759 860 900 SUCCESS bisect: good commit 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 git bisect start f68f82364938548b58b51d4b926642b0a3cf4c27 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 -- /c/kernel-tests/linear-bisect: ["-b", "f68f82364938548b58b51d4b926642b0a3cf4c27", "-g", "7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9", "/c/kernel-tests/bisect-test-boot-failure.sh", "/c/boot-bisect/linux-4/obj-bisect"] Bisecting: 1325 revisions left to test after this (roughly 11 steps) [473f9639819684765e78d298f192b8030fe1290c] Merge remote-tracking branch 'block/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:473f9639819684765e78d298f192b8030fe1290c:bisect-linux-4 TEST FAILURE [ 8.023749] hostname (76) used greatest stack depth: 14000 bytes left [ 8.101270] plymouthd (77) used greatest stack depth: 13400 bytes left mountall: Event failed [ 8.258635] BUG: unable to handle kernel paging request at ffffffff06a80018 [ 8.259074] IP: [] mnt_set_mountpoint+0x8d/0xb1 [ 8.259074] PGD 1b63067 PUD 0 [ 8.259074] Oops: 0002 [#1] DEBUG_PAGEALLOC [ 8.259074] CPU: 0 PID: 98 Comm: mount Not tainted 3.17.0-rc1-00562-g473f963 #2 [ 8.259074] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.259074] task: ffff88000bb88000 ti: ffff88000bbb4000 task.ti: ffff88000bbb4000 [ 8.259074] RIP: 0010:[] [] mnt_set_mountpoint+0x8d/0xb1 [ 8.259074] RSP: 0018:ffff88000bbb7df0 EFLAGS: 00010282 [ 8.259074] RAX: ffffffff06a80010 RBX: ffff88000bbb3bd8 RCX: 0000000000000222 [ 8.259074] RDX: ffff88000bbbaeb0 RSI: 0000000000000004 RDI: ffff88000bbc46f0 [ 8.259074] RBP: ffff88000bbb7e10 R08: 0000000000000004 R09: 0001b38938442222 [ 8.259074] R10: 0000000000000000 R11: ffffffff81fb1d48 R12: ffff88000bbbadc0 [ 8.259074] R13: ffff88000ce11dc0 R14: ffff88000bbc4670 R15: 0000000000000020 [ 8.259074] FS: 00007f0d8a267800(0000) GS:ffffffff81b7c000(0000) knlGS:0000000000000000 [ 8.259074] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 8.259074] CR2: ffffffff06a80018 CR3: 000000000bbb2000 CR4: 00000000000006b0 [ 8.259074] Stack: [ 8.259074] ffff88000bbbadc0 ffff88000ce11dc0 ffff88000bbb3bd8 0000000000000000 [ 8.259074] ffff88000bbb7e58 ffffffff811aba1d ffffffff811abbf0 0000000000000000 [ 8.259074] ffff88000bbb3bd8 ffff88000bbbadc0 ffff88000bbb3af8 ffff88000bbb7ed0 [ 8.259074] Call Trace: [ 8.259074] [] attach_recursive_mnt+0x1af/0x326 [ 8.259074] [] ? graft_tree+0x5c/0x73 [ 8.259074] [] graft_tree+0x5c/0x73 [ 8.259074] [] do_add_mount+0xf7/0x11e [ 8.259074] [] do_mount+0xf19/0xfe2 [ 8.259074] [] ? might_fault+0x6f/0xd1 [ 8.259074] [] ? strndup_user+0x51/0x73 [ 8.259074] [] SyS_mount+0xc8/0x124 [ 8.259074] [] tracesys+0xd3/0xd8 [ 8.259074] Code: f0 00 00 00 4d 89 6c 24 10 49 89 9c 24 e8 00 00 00 48 8b 43 18 48 85 c0 49 89 84 24 f0 00 00 00 75 09 48 ff 05 5b 58 b3 01 eb 0b <48> 89 50 08 48 ff 05 56 58 b3 01 48 89 53 18 48 83 c3 18 49 89 [ 8.259074] RIP [] mnt_set_mountpoint+0x8d/0xb1 [ 8.259074] RSP [ 8.259074] CR2: ffffffff06a80018 [ 8.259074] ---[ end trace f796da691cd5b8f2 ]--- [ 8.259074] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:41 /kernel/x86_64-randconfig-ib1-08181713/473f9639819684765e78d298f192b8030fe1290c/dmesg-quantal-vp-30:20140819145333:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00562-g473f963:2 0:1:55 all_good:bad:all_bad boots Bisecting: 562 revisions left to test after this (roughly 10 steps) [9a9d24bbcb7185700286b300e1db132a481d0e1f] Merge remote-tracking branch 'tile/master' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:9a9d24bbcb7185700286b300e1db132a481d0e1f:bisect-linux-4 2014-08-19 17:45:33 9a9d24bbcb7185700286b300e1db132a481d0e1f reuse /kernel/x86_64-randconfig-ib1-08181713/9a9d24bbcb7185700286b300e1db132a481d0e1f/vmlinuz-3.17.0-rc1-00305-g9a9d24b 2014-08-19 17:45:33 detecting boot state ... 321 444.. 446 449 452 455. 461 483 491 545 577 583 611 625 626.. 630 631 634 645 653 669 680 687 700 714 735 759 781 803 833 857 879 900 SUCCESS Bisecting: 257 revisions left to test after this (roughly 9 steps) [c0698b7d9847e0cbc46881368ec9c72474968ad8] Merge remote-tracking branch 'hid/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:c0698b7d9847e0cbc46881368ec9c72474968ad8:bisect-linux-4 TEST FAILURE [ 7.972935] plymouthd (133) used greatest stack depth: 13752 bytes left [ 8.028566] mountall (142) used greatest stack depth: 13032 bytes left mountall: Event failed [ 8.255546] BUG: unable to handle kernel paging request at ffffffffffffffe9 [ 8.256015] IP: [] find_vma_links+0x17/0x7d [ 8.256015] PGD 1b63067 PUD 1b65067 PMD 0 [ 8.256015] Oops: 0000 [#1] DEBUG_PAGEALLOC [ 8.256015] CPU: 0 PID: 155 Comm: mount Not tainted 3.17.0-rc1-00375-gc0698b7 #1 [ 8.256015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.256015] task: ffff88000bb9e000 ti: ffff88000bbb8000 task.ti: ffff88000bbb8000 [ 8.256015] RIP: 0010:[] [] find_vma_links+0x17/0x7d [ 8.256015] RSP: 0018:ffff88000bbbbde8 EFLAGS: 00010202 [ 8.256015] RAX: 0000000000000001 RBX: 0000000000000073 RCX: ffff88000bbbbe30 [ 8.256015] RDX: 00007f10b9fc6000 RSI: 00007f10b9fc5000 RDI: ffff88000bafeab0 [ 8.256015] RBP: ffff88000bbbbde8 R08: ffff88000bbbbe38 R09: ffff88000bbbbe40 [ 8.256015] R10: ffff88000bafeaa8 R11: ffff88000bafeaa8 R12: 0000000000000000 [ 8.256015] R13: ffff88000bbd6a40 R14: 00007f10b9fc5000 R15: 0000000000001000 [ 8.256015] FS: 00007f10b9fbf800(0000) GS:ffffffff81b7c000(0000) knlGS:0000000000000000 [ 8.256015] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.256015] CR2: ffffffffffffffe9 CR3: 000000000bbb7000 CR4: 00000000000406b0 [ 8.256015] Stack: [ 8.256015] ffff88000bbbbe70 ffffffff8116082b 0000000000000001 0000000000001000 [ 8.256015] 0000000000001000 00000007f10b9fc5 00007f10b9fc6000 0000000000000001 [ 8.256015] 0000000000000000 0000000000001000 0000000000000000 0000000000001000 [ 8.256015] Call Trace: [ 8.256015] [] mmap_region+0x151/0x69e [ 8.256015] [] do_mmap_pgoff+0x3bc/0x43a [ 8.256015] [] vm_mmap_pgoff+0x72/0xbb [ 8.256015] [] SyS_mmap_pgoff+0x92/0xe1 [ 8.256015] [] SyS_mmap+0x24/0x37 [ 8.256015] [] tracesys+0xd3/0xd8 [ 8.256015] Code: 1b 48 ff 05 6e 51 b5 01 48 83 e3 fc 48 85 db 75 cc 5b 5d c3 55 48 83 c7 08 45 31 d2 45 31 db 48 89 e5 eb 31 48 ff 05 1b 52 b5 01 <48> 39 70 e8 76 0c 48 39 50 e0 72 53 48 8d 78 10 eb 0e 48 ff 05 [ 8.256015] RIP [] find_vma_links+0x17/0x7d [ 8.256015] RSP [ 8.256015] CR2: ffffffffffffffe9 [ 8.256015] ---[ end trace 890bfc88471d9f87 ]--- [ 8.256015] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:41 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-4:20140819150651:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-6:20140819150502:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-26:20140819150544:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-8:20140819150402:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-16:20140819150712:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-16:20140819150507:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-17:20140819150615:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-25:20140819150545:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-10:20140819150527:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-21:20140819150455:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 /kernel/x86_64-randconfig-ib1-08181713/c0698b7d9847e0cbc46881368ec9c72474968ad8/dmesg-quantal-kbuild-9:20140819150529:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00375-gc0698b7:1 2:11:298 all_good:bad:all_bad boots Bisecting: 70 revisions left to test after this (roughly 7 steps) [f55058463a57a59e8b5a59f8b4ae1875c7a91a44] Merge remote-tracking branch 'fscache/fscache' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:f55058463a57a59e8b5a59f8b4ae1875c7a91a44:bisect-linux-4 2014-08-19 18:06:20 f55058463a57a59e8b5a59f8b4ae1875c7a91a44 reuse /kernel/x86_64-randconfig-ib1-08181713/f55058463a57a59e8b5a59f8b4ae1875c7a91a44/vmlinuz-3.17.0-rc1-00325-gf550584 2014-08-19 18:06:21 detecting boot state ... 301 325 369 378 385 392 414 452 482 502 557 616 708 800 865 882 900 SUCCESS Bisecting: 50 revisions left to test after this (roughly 6 steps) [76bb1241bec5f597b025b997d6ae7e193dab8289] Merge remote-tracking branch 'logfs/master' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:76bb1241bec5f597b025b997d6ae7e193dab8289:bisect-linux-4 2014-08-19 18:16:24 76bb1241bec5f597b025b997d6ae7e193dab8289 reuse /kernel/x86_64-randconfig-ib1-08181713/76bb1241bec5f597b025b997d6ae7e193dab8289/vmlinuz-3.17.0-rc1-00331-g76bb124 2014-08-19 18:16:24 detecting boot state . 305 359 386 429 457 506 569 599 611 630 635 636.. 645 648 649 650. 655 661 670 682 696 719 738 768 803 838 876 884 900 SUCCESS Bisecting: 44 revisions left to test after this (roughly 6 steps) [9016ceb4b3699bc95ffaeed371e5fd0745bab224] Merge remote-tracking branch 'vfs/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:9016ceb4b3699bc95ffaeed371e5fd0745bab224:bisect-linux-4 TEST FAILURE [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0C90 000014 (v00 BOCHS ) [ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: CPU: 0 PID: 0 at mm/early_ioremap.c:136 __early_ioremap+0x142/0x2a9() [ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.17.0-rc1-00353-g9016ceb #1 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.000000] 0000000000000000 ffffffff81b4fd30 ffffffff8171533d ffffffff81b4fd68 [ 0.000000] ffffffff8108cdd9 ffffffff81e7111c 0000000000000000 00000000000bb589 [ 0.000000] 0000000000000000 0000000000000000 ffffffff81b4fd78 ffffffff8108cf14 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0x2e/0x3e [ 0.000000] [] warn_slowpath_common+0x8c/0xba [ 0.000000] [] ? __early_ioremap+0x142/0x2a9 [ 0.000000] [] warn_slowpath_null+0x23/0x2c [ 0.000000] [] __early_ioremap+0x142/0x2a9 [ 0.000000] [] ? _raw_spin_unlock_irqrestore+0x5e/0x9e [ 0.000000] [] early_ioremap+0x1a/0x23 [ 0.000000] [] __acpi_map_table+0x21/0x2f [ 0.000000] [] acpi_os_map_iomem+0x28/0x202 [ 0.000000] [] acpi_os_map_memory+0x10/0x19 [ 0.000000] [] acpi_tb_parse_root_table+0x14f/0x27e [ 0.000000] [] acpi_initialize_tables+0x8e/0x9b [ 0.000000] [] acpi_table_init+0x6c/0x136 [ 0.000000] [] acpi_boot_table_init+0x37/0xf9 [ 0.000000] [] setup_arch+0xcb9/0x1146 [ 0.000000] [] start_kernel+0xe8/0x68b [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x46/0x4f [ 0.000000] [] x86_64_start_kernel+0x14e/0x162 [ 0.000000] ---[ end trace 6d5f3e5ef525fc9e ]--- [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-vp-21:20140819172239:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-53:20140819172441:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-2:20140819174349:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-77:20140819171949:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-63:20140819172215:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-vp-26:20140819174248:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-103:20140819172307:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-40:20140819174316:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-72:20140819174246:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-65:20140819173945:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-126:20140819174328:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-21:20140819171925:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-78:20140819174152:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb41-48:20140819174345:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-vp-28:20140819174200:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-83:20140819172510:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-vp-14:20140819172511:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-116:20140819172528:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-kbuild-30:20140819172131:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-vp-4:20140819173858:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-159:20140819174341:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-vp-10:20140819171914:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-53:20140819174234:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-34:20140819174028:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-52:20140819172400:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-41:20140819173945:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-88:20140819174300:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-kbuild-16:20140819172011:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-97:20140819174246:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-106:20140819172002:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-kbuild-12:20140819172347:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-56:20140819174358:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-82:20140819172330:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-13:20140819174211:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-kbuild-4:20140819172227:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-kbuild-12:20140819174039:x86_64-randconfig-ib1-08181713:3.17.0-rc1-00353-g9016ceb:1 /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-109:20140819174158:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-51:20140819174208:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-86:20140819172237:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-ivb44-107:20140819172024:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/9016ceb4b3699bc95ffaeed371e5fd0745bab224/dmesg-quantal-lkp-nex04-99:20140819174349:x86_64-randconfig-ib1-08181713:: 2:41:1197 all_good:bad:all_bad boots linear-bisect: bad branch may be remote-tracking branch 'vfs/for-next' linear-bisect: handle over to git bisect linear-bisect: git bisect start 9016ceb4b3699bc95ffaeed371e5fd0745bab224 76bb1241bec5f597b025b997d6ae7e193dab8289 -- Previous HEAD position was 9016ceb... Merge remote-tracking branch 'vfs/for-next' HEAD is now at 171c062... Merge tag 'mmc-v3.16-2' of git://git.linaro.org/people/ulf.hansson/mmc Bisecting: 10 revisions left to test after this (roughly 4 steps) [76a8a45241be2aff38944e74811e23d1024a71fa] vfs: Make d_invalidate return void linear-bisect: git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:76a8a45241be2aff38944e74811e23d1024a71fa:bisect-linux-4 2014-08-19 18:33:02 76a8a45241be2aff38944e74811e23d1024a71fa compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-76a8a45241be2aff38944e74811e23d1024a71fa Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/76a8a45241be2aff38944e74811e23d1024a71fa waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-76a8a45241be2aff38944e74811e23d1024a71fa waiting for completion of /kbuild-tests/build-queue/jaketown-consumer/x86_64-randconfig-ib1-08181713-76a8a45241be2aff38944e74811e23d1024a71fa kernel: /kernel/x86_64-randconfig-ib1-08181713/76a8a45241be2aff38944e74811e23d1024a71fa/vmlinuz-3.16.0-10363-g76a8a45 2014-08-19 18:38:02 detecting boot state 4 44 TEST FAILURE [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0C90 000014 (v00 BOCHS ) [ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: CPU: 0 PID: 0 at mm/early_ioremap.c:136 __early_ioremap+0x142/0x2a9() [ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.16.0-10363-g76a8a45 #1 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.000000] 0000000000000000 ffffffff81b4fd30 ffffffff817157ad ffffffff81b4fd68 [ 0.000000] ffffffff8108ce39 ffffffff81e70db3 0000000000000000 00000000000bb589 [ 0.000000] 0000000000000000 0000000000000000 ffffffff81b4fd78 ffffffff8108cf74 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0x2e/0x3e [ 0.000000] [] warn_slowpath_common+0x8c/0xba [ 0.000000] [] ? __early_ioremap+0x142/0x2a9 [ 0.000000] [] warn_slowpath_null+0x23/0x2c [ 0.000000] [] __early_ioremap+0x142/0x2a9 [ 0.000000] [] ? _raw_spin_unlock_irqrestore+0x5e/0x9e [ 0.000000] [] early_ioremap+0x1a/0x23 [ 0.000000] [] __acpi_map_table+0x21/0x2f [ 0.000000] [] acpi_os_map_iomem+0x28/0x202 [ 0.000000] [] acpi_os_map_memory+0x10/0x19 [ 0.000000] [] acpi_tb_parse_root_table+0x14f/0x27e [ 0.000000] [] acpi_initialize_tables+0x8e/0x9b [ 0.000000] [] acpi_table_init+0x6c/0x136 [ 0.000000] [] acpi_boot_table_init+0x37/0xf9 [ 0.000000] [] setup_arch+0xcb9/0x1146 [ 0.000000] [] start_kernel+0xe8/0x68b [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x46/0x4f [ 0.000000] [] x86_64_start_kernel+0x14e/0x162 [ 0.000000] ---[ end trace fd01576b2e67416c ]--- [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 /kernel/x86_64-randconfig-ib1-08181713/76a8a45241be2aff38944e74811e23d1024a71fa/dmesg-quantal-kbuild-4:20140819183651:x86_64-randconfig-ib1-08181713:3.16.0-10363-g76a8a45:1 /kernel/x86_64-randconfig-ib1-08181713/76a8a45241be2aff38944e74811e23d1024a71fa/dmesg-quantal-ivb44-121:20140819183847:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/76a8a45241be2aff38944e74811e23d1024a71fa/dmesg-quantal-ivb44-6:20140819183848:x86_64-randconfig-ib1-08181713:: 0:3:47 all_good:bad:all_bad boots Bisecting: 5 revisions left to test after this (roughly 3 steps) [89f7ca1af15bdfe7a6aed343032a84af2a69f736] vfs: Keep a list of mounts on a mount point running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:89f7ca1af15bdfe7a6aed343032a84af2a69f736:bisect-linux-4 2014-08-19 18:39:04 89f7ca1af15bdfe7a6aed343032a84af2a69f736 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-89f7ca1af15bdfe7a6aed343032a84af2a69f736 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/89f7ca1af15bdfe7a6aed343032a84af2a69f736 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-89f7ca1af15bdfe7a6aed343032a84af2a69f736 kernel: /kernel/x86_64-randconfig-ib1-08181713/89f7ca1af15bdfe7a6aed343032a84af2a69f736/vmlinuz-3.16.0-10291-g89f7ca1 2014-08-19 18:41:04 detecting boot state 70 TEST FAILURE [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F0C90 000014 (v00 BOCHS ) [ 0.000000] ------------[ cut here ]------------ [ 0.000000] WARNING: CPU: 0 PID: 0 at mm/early_ioremap.c:136 __early_ioremap+0x142/0x2a9() [ 0.000000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.16.0-10291-g89f7ca1 #1 [ 0.000000] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 0.000000] 0000000000000000 ffffffff81b4fd30 ffffffff8171568d ffffffff81b4fd68 [ 0.000000] ffffffff8108ce39 ffffffff81e70db3 0000000000000000 00000000000bb589 [ 0.000000] 0000000000000000 0000000000000000 ffffffff81b4fd78 ffffffff8108cf74 [ 0.000000] Call Trace: [ 0.000000] [] dump_stack+0x2e/0x3e [ 0.000000] [] warn_slowpath_common+0x8c/0xba [ 0.000000] [] ? __early_ioremap+0x142/0x2a9 [ 0.000000] [] warn_slowpath_null+0x23/0x2c [ 0.000000] [] __early_ioremap+0x142/0x2a9 [ 0.000000] [] ? _raw_spin_unlock_irqrestore+0x5e/0x9e [ 0.000000] [] early_ioremap+0x1a/0x23 [ 0.000000] [] __acpi_map_table+0x21/0x2f [ 0.000000] [] acpi_os_map_iomem+0x28/0x202 [ 0.000000] [] acpi_os_map_memory+0x10/0x19 [ 0.000000] [] acpi_tb_parse_root_table+0x14f/0x27e [ 0.000000] [] acpi_initialize_tables+0x8e/0x9b [ 0.000000] [] acpi_table_init+0x6c/0x136 [ 0.000000] [] acpi_boot_table_init+0x37/0xf9 [ 0.000000] [] setup_arch+0xcb9/0x1146 [ 0.000000] [] start_kernel+0xe8/0x68b [ 0.000000] [] ? early_idt_handlers+0x120/0x120 [ 0.000000] [] x86_64_start_reservations+0x46/0x4f [ 0.000000] [] x86_64_start_kernel+0x14e/0x162 [ 0.000000] ---[ end trace bfb4e17e9ad2f726 ]--- [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 /kernel/x86_64-randconfig-ib1-08181713/89f7ca1af15bdfe7a6aed343032a84af2a69f736/dmesg-quantal-ivb44-52:20140819184031:x86_64-randconfig-ib1-08181713:: /kernel/x86_64-randconfig-ib1-08181713/89f7ca1af15bdfe7a6aed343032a84af2a69f736/dmesg-quantal-ivb44-2:20140819184118:x86_64-randconfig-ib1-08181713:: 0:2:72 all_good:bad:all_bad boots Bisecting: 2 revisions left to test after this (roughly 1 step) [7fed866b5ce6f45fb0c226c6ff897d7af3a1176a] vfs: Document the effect of d_revalidate on d_find_alias running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:7fed866b5ce6f45fb0c226c6ff897d7af3a1176a:bisect-linux-4 2014-08-19 18:41:35 7fed866b5ce6f45fb0c226c6ff897d7af3a1176a compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-7fed866b5ce6f45fb0c226c6ff897d7af3a1176a Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/7fed866b5ce6f45fb0c226c6ff897d7af3a1176a waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-7fed866b5ce6f45fb0c226c6ff897d7af3a1176a kernel: /kernel/x86_64-randconfig-ib1-08181713/7fed866b5ce6f45fb0c226c6ff897d7af3a1176a/vmlinuz-3.16.0-10288-g7fed866 2014-08-19 18:44:35 detecting boot state . 27 41 48 61 68 76 88 102 112 130 142 154 175 193 240 258 277 316 346 368 384 406 469 506 537 575 631 747 819 898 900 SUCCESS Bisecting: 0 revisions left to test after this (roughly 1 step) [de0ed92a2fbb9eb93a97da7612363c8c3130ec20] vfs: Don't allow overwriting mounts in the current mount namespace running /c/kernel-tests/bisect-test-boot-failure.sh /c/boot-bisect/linux-4/obj-bisect ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:de0ed92a2fbb9eb93a97da7612363c8c3130ec20:bisect-linux-4 2014-08-19 19:00:38 de0ed92a2fbb9eb93a97da7612363c8c3130ec20 compiling Queued build task to /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-de0ed92a2fbb9eb93a97da7612363c8c3130ec20 Check for kernel in /kernel/x86_64-randconfig-ib1-08181713/de0ed92a2fbb9eb93a97da7612363c8c3130ec20 waiting for completion of /kbuild-tests/build-queue/x86_64-randconfig-ib1-08181713-de0ed92a2fbb9eb93a97da7612363c8c3130ec20 kernel: /kernel/x86_64-randconfig-ib1-08181713/de0ed92a2fbb9eb93a97da7612363c8c3130ec20/vmlinuz-3.16.0-10738-gde0ed92a 2014-08-19 19:02:38 detecting boot state 79 112 149 186 252 388 449 549 662 850 900 SUCCESS 89f7ca1af15bdfe7a6aed343032a84af2a69f736 is the first bad commit commit 89f7ca1af15bdfe7a6aed343032a84af2a69f736 Author: Eric W. Biederman Date: Sun Sep 22 19:37:01 2013 -0700 vfs: Keep a list of mounts on a mount point To spot any possible problems call BUG if a mountpoint is put when it's list of mounts is not empty. AV: use hlist instead of list_head Reviewed-by: Miklos Szeredi Signed-off-by: Eric W. Biederman Signed-off-by: Al Viro :040000 040000 0658cfaa1cbf26ca82bbd99cc597c458ff50ec0b 952f6161344dd0c09287cfa771ff044ce1b54216 M fs bisect run success HEAD is now at de0ed92a... vfs: Don't allow overwriting mounts in the current mount namespace ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:de0ed92a2fbb9eb93a97da7612363c8c3130ec20:bisect-linux-4 2014-08-19 19:08:09 de0ed92a2fbb9eb93a97da7612363c8c3130ec20 reuse /kernel/x86_64-randconfig-ib1-08181713/de0ed92a2fbb9eb93a97da7612363c8c3130ec20/vmlinuz-3.16.0-10738-gde0ed92a 2014-08-19 19:08:10 detecting boot state . 37 244 452 635 765 938 1000 SUCCESS Previous HEAD position was de0ed92a... vfs: Don't allow overwriting mounts in the current mount namespace HEAD is now at f68f823... Add linux-next specific files for 20140818 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:f68f82364938548b58b51d4b926642b0a3cf4c27:bisect-linux-4 TEST FAILURE [ 3.407320] cut (86) used greatest stack depth: 13560 bytes left [ 3.427147] mountall (87) used greatest stack depth: 13552 bytes left mountall: Event failed [ 3.489845] BUG: unable to handle kernel NULL pointer dereference at 0000000000000009 [ 3.490308] IP: [] mnt_set_mountpoint+0x8d/0xb1 [ 3.490308] PGD bb62067 PUD bb74067 PMD 0 [ 3.490308] Oops: 0002 [#1] DEBUG_PAGEALLOC [ 3.490308] CPU: 0 PID: 99 Comm: mount Not tainted 3.17.0-rc1-next-20140818 #1 [ 3.490308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3.490308] task: ffff88000bbc8000 ti: ffff88000bb4c000 task.ti: ffff88000bb4c000 [ 3.490308] RIP: 0010:[] [] mnt_set_mountpoint+0x8d/0xb1 [ 3.490308] RSP: 0018:ffff88000bb4fdf0 EFLAGS: 00010202 [ 3.490308] RAX: 0000000000000001 RBX: ffff88000bb823e8 RCX: 0000000000000225 [ 3.490308] RDX: ffff88000bb47fb0 RSI: 0000000000000004 RDI: ffff88000b406c30 [ 3.490308] RBP: ffff88000bb4fe10 R08: 0000000000000004 R09: 0001b48944448225 [ 3.490308] R10: 0000000000000000 R11: ffffffff81f9bf08 R12: ffff88000bb47ec0 [ 3.490308] R13: ffff88000baef7c0 R14: ffff88000b406bb0 R15: 0000000000000020 [ 3.490308] FS: 00007f00bffd9800(0000) GS:ffffffff81b68000(0000) knlGS:0000000000000000 [ 3.490308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.490308] CR2: 0000000000000009 CR3: 000000000b405000 CR4: 00000000000006b0 [ 3.490308] Stack: [ 3.490308] ffff88000bb47ec0 ffff88000baef7c0 ffff88000bb823e8 0000000000000000 [ 3.490308] ffff88000bb4fe58 ffffffff811a4eac ffffffff811a507f 0000000000000000 [ 3.490308] ffff88000bb823e8 ffff88000bb47ec0 0000000000000000 ffff88000bb4fed0 [ 3.490308] Call Trace: [ 3.490308] [] attach_recursive_mnt+0x1af/0x326 [ 3.490308] [] ? graft_tree+0x5c/0x73 [ 3.490308] [] graft_tree+0x5c/0x73 [ 3.490308] [] do_add_mount+0xf7/0x11e [ 3.490308] [] do_mount+0xf51/0x101a [ 3.490308] [] ? might_fault+0x6f/0xd1 [ 3.490308] [] ? strndup_user+0x51/0x73 [ 3.490308] [] SyS_mount+0xc8/0x124 [ 3.490308] [] tracesys+0xd3/0xd8 [ 3.490308] Code: f0 00 00 00 4d 89 6c 24 10 49 89 9c 24 e8 00 00 00 48 8b 43 18 48 85 c0 49 89 84 24 f0 00 00 00 75 09 48 ff 05 d1 4b b2 01 eb 0b <48> 89 50 08 48 ff 05 cc 4b b2 01 48 89 53 18 48 83 c3 18 49 89 [ 3.490308] RIP [] mnt_set_mountpoint+0x8d/0xb1 [ 3.490308] RSP [ 3.490308] CR2: 0000000000000009 [ 3.490308] ---[ end trace f38c09ae41cbcd0c ]--- [ 3.490308] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:41 /kernel/x86_64-randconfig-ib1-08181713/f68f82364938548b58b51d4b926642b0a3cf4c27/dmesg-quantal-vp-18:20140819144617:x86_64-randconfig-ib1-08181713:3.17.0-rc1-next-20140818:1 /kernel/x86_64-randconfig-ib1-08181713/f68f82364938548b58b51d4b926642b0a3cf4c27/dmesg-quantal-vp-18:20140818171451:x86_64-randconfig-ib1-08181713:3.17.0-rc1-next-20140818:1 0:2:11 all_good:bad:all_bad boots HEAD is now at f68f823 Add linux-next specific files for 20140818 ========= linus/master ========= Previous HEAD position was f68f823... Add linux-next specific files for 20140818 HEAD is now at 7d1311b... Linux 3.17-rc1 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/linus:master:7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9:bisect-linux-4 2014-08-19 19:14:12 7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 reuse /kernel/x86_64-randconfig-ib1-08181713/7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9/vmlinuz-3.17.0-rc1 2014-08-19 19:14:12 detecting boot state . 82 349 574 686 818 834 924 996 1000 SUCCESS ========= next/master ========= Previous HEAD position was 7d1311b... Linux 3.17-rc1 HEAD is now at f68f823... Add linux-next specific files for 20140818 ls -a /kbuild-tests/run-queue/kvm/x86_64-randconfig-ib1-08181713/next:master:f68f82364938548b58b51d4b926642b0a3cf4c27:bisect-linux-4 TEST FAILURE [ 3.407320] cut (86) used greatest stack depth: 13560 bytes left [ 3.427147] mountall (87) used greatest stack depth: 13552 bytes left mountall: Event failed [ 3.489845] BUG: unable to handle kernel NULL pointer dereference at 0000000000000009 [ 3.490308] IP: [] mnt_set_mountpoint+0x8d/0xb1 [ 3.490308] PGD bb62067 PUD bb74067 PMD 0 [ 3.490308] Oops: 0002 [#1] DEBUG_PAGEALLOC [ 3.490308] CPU: 0 PID: 99 Comm: mount Not tainted 3.17.0-rc1-next-20140818 #1 [ 3.490308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3.490308] task: ffff88000bbc8000 ti: ffff88000bb4c000 task.ti: ffff88000bb4c000 [ 3.490308] RIP: 0010:[] [] mnt_set_mountpoint+0x8d/0xb1 [ 3.490308] RSP: 0018:ffff88000bb4fdf0 EFLAGS: 00010202 [ 3.490308] RAX: 0000000000000001 RBX: ffff88000bb823e8 RCX: 0000000000000225 [ 3.490308] RDX: ffff88000bb47fb0 RSI: 0000000000000004 RDI: ffff88000b406c30 [ 3.490308] RBP: ffff88000bb4fe10 R08: 0000000000000004 R09: 0001b48944448225 [ 3.490308] R10: 0000000000000000 R11: ffffffff81f9bf08 R12: ffff88000bb47ec0 [ 3.490308] R13: ffff88000baef7c0 R14: ffff88000b406bb0 R15: 0000000000000020 [ 3.490308] FS: 00007f00bffd9800(0000) GS:ffffffff81b68000(0000) knlGS:0000000000000000 [ 3.490308] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3.490308] CR2: 0000000000000009 CR3: 000000000b405000 CR4: 00000000000006b0 [ 3.490308] Stack: [ 3.490308] ffff88000bb47ec0 ffff88000baef7c0 ffff88000bb823e8 0000000000000000 [ 3.490308] ffff88000bb4fe58 ffffffff811a4eac ffffffff811a507f 0000000000000000 [ 3.490308] ffff88000bb823e8 ffff88000bb47ec0 0000000000000000 ffff88000bb4fed0 [ 3.490308] Call Trace: [ 3.490308] [] attach_recursive_mnt+0x1af/0x326 [ 3.490308] [] ? graft_tree+0x5c/0x73 [ 3.490308] [] graft_tree+0x5c/0x73 [ 3.490308] [] do_add_mount+0xf7/0x11e [ 3.490308] [] do_mount+0xf51/0x101a [ 3.490308] [] ? might_fault+0x6f/0xd1 [ 3.490308] [] ? strndup_user+0x51/0x73 [ 3.490308] [] SyS_mount+0xc8/0x124 [ 3.490308] [] tracesys+0xd3/0xd8 [ 3.490308] Code: f0 00 00 00 4d 89 6c 24 10 49 89 9c 24 e8 00 00 00 48 8b 43 18 48 85 c0 49 89 84 24 f0 00 00 00 75 09 48 ff 05 d1 4b b2 01 eb 0b <48> 89 50 08 48 ff 05 cc 4b b2 01 48 89 53 18 48 83 c3 18 49 89 [ 3.490308] RIP [] mnt_set_mountpoint+0x8d/0xb1 [ 3.490308] RSP [ 3.490308] CR2: 0000000000000009 [ 3.490308] ---[ end trace f38c09ae41cbcd0c ]--- [ 3.490308] BUG: sleeping function called from invalid context at kernel/locking/rwsem.c:41 /kernel/x86_64-randconfig-ib1-08181713/f68f82364938548b58b51d4b926642b0a3cf4c27/dmesg-quantal-vp-18:20140819144617:x86_64-randconfig-ib1-08181713:3.17.0-rc1-next-20140818:1 /kernel/x86_64-randconfig-ib1-08181713/f68f82364938548b58b51d4b926642b0a3cf4c27/dmesg-quantal-vp-18:20140818171451:x86_64-randconfig-ib1-08181713:3.17.0-rc1-next-20140818:1 0:2:11 all_good:bad:all_bad boots