git checkout 5e8d1acd05687720cbb0b08975eacb7588fdfc42 Previous HEAD position was 245f086... Add linux-next specific files for 20130822 HEAD is now at 5e8d1ac... Merge remote-tracking branch 'aio/master' ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:5e8d1acd05687720cbb0b08975eacb7588fdfc42:bisect-mmotm 2013-08-25-09:53:07 5e8d1acd05687720cbb0b08975eacb7588fdfc42 compiling 226 real 1259 user 127 sys 613.19% cpu i386-randconfig-j5-08241525 2013-08-25-09:57:24 detecting boot state 3.11.0-rc6-06677-g5e8d1ac.................... TEST FAILURE [ 3.133612] WARNING: CPU: 0 PID: 1 at /c/wfg/linux-mmotm/lib/list_debug.c:33 __list_add+0x6c/0xae() [ 3.134591] list_add corruption. prev->next should be next (416c20e8), but was (null). (prev=47a92d00). [ 3.134591] Modules linked in: [ 3.134591] CPU: 0 PID: 1 Comm: swapper Not tainted 3.11.0-rc6-06677-g5e8d1ac #134 [ 3.134591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3.134591] 40041b0c 40041b0c 40041acc 41340c32 40041afc 41022ba9 41471fe0 40041b28 [ 3.134591] 00000001 41471fbc 00000021 411e81ee 411e81ee 47a92d00 416c20e8 478f57c8 [ 3.134591] 40041b14 41022bee 00000009 40041b0c 41471fe0 40041b28 40041b40 411e81ee [ 3.134591] Call Trace: [ 3.134591] [<41340c32>] dump_stack+0x16/0x18 [ 3.134591] [<41022ba9>] warn_slowpath_common+0x70/0x87 [ 3.134591] [<411e81ee>] ? __list_add+0x6c/0xae [ 3.134591] [<411e81ee>] ? __list_add+0x6c/0xae [ 3.134591] [<41022bee>] warn_slowpath_fmt+0x2e/0x30 [ 3.134591] [<411e81ee>] __list_add+0x6c/0xae [ 3.134591] [<410296b9>] __internal_add_timer+0x8a/0x8e [ 3.134591] [<410296cb>] internal_add_timer+0xe/0x26 [ 3.134591] [<41029e49>] mod_timer+0xdc/0xf8 [ 3.134591] [<41029e77>] add_timer+0x12/0x14 [ 3.134591] [<41032425>] __queue_delayed_work+0xde/0xf8 [ 3.134591] [<41032483>] queue_delayed_work_on+0x44/0x75 [ 3.134591] [<411db5da>] kobject_release+0x74/0x78 [ 3.134591] [<411db62d>] kobject_put+0x4f/0x55 [ 3.134591] [<4134575c>] ? _raw_spin_unlock+0x1d/0x3d [ 3.134591] [<411db66f>] ? kobj_kset_leave+0x3c/0x40 [ 3.134591] [<411db6a9>] kobject_del+0x25/0x2f [ 3.134591] [<4125bad2>] device_del+0x127/0x133 [ 3.134591] [<4125bae9>] device_unregister+0xb/0x15 [ 3.134591] [<4125bb46>] device_destroy+0x2d/0x32 [ 3.134591] [<4125ad98>] ? class_dir_child_ns_type+0xe/0xe [ 3.134591] [<4123a04e>] tty_unregister_device+0x1f/0x37 [ 3.134591] [<412474ec>] uart_remove_one_port+0xa1/0xee [ 3.134591] [<412490d8>] serial8250_register_8250_port+0xc1/0x235 [ 3.134591] [<41249407>] serial8250_probe+0x108/0x16a [ 3.134591] [<4103f3f3>] ? sched_clock_cpu+0xd8/0xee [ 3.134591] [<41019bb1>] ? pvclock_clocksource_read+0x9d/0xd4 [ 3.134591] [<4125f723>] platform_drv_probe+0x29/0x4b [ 3.134591] [<4125e31b>] driver_probe_device+0x8f/0x194 [ 3.134591] [<4125f845>] ? platform_match+0x52/0x66 [ 3.134591] [<4125e43c>] __device_attach+0x1c/0x2c [ 3.134591] [<4125cd8b>] bus_for_each_drv+0x38/0x6b [ 3.134591] [<4125e257>] device_attach+0x66/0x83 [ 3.134591] [<4125e420>] ? driver_probe_device+0x194/0x194 [ 3.134591] [<4125d988>] bus_probe_device+0x25/0x84 [ 3.134591] [<4125c264>] device_add+0x3e6/0x57b [ 3.134591] [<411e361b>] ? kvasprintf+0x3b/0x44 [ 3.134591] [<411dba67>] ? kobject_set_name_vargs+0x3d/0x4a [ 3.134591] [<4125f585>] platform_device_add+0x131/0x195 [ 3.134591] [<4125fa58>] platform_device_register+0x1c/0x1f [ 3.134591] [<416759f7>] ? setup_early_serial8250_console+0x376/0x376 [ 3.134591] [<41675a04>] accent_init+0xd/0xf [ 3.134591] [<410003df>] do_one_initcall+0x7e/0x10c [ 3.134591] [<41054f64>] ? lock_release_holdtime+0xbe/0xc4 [ 3.134591] [<41057456>] ? trace_hardirqs_on_caller+0x149/0x19b [ 3.134591] [<41659400>] ? do_early_param+0x4f/0x7a [ 3.134591] [<41035e25>] ? parse_args+0x15d/0x222 [ 3.134591] [<41659a89>] kernel_init_freeable+0x116/0x1b5 [ 3.134591] [<4165942b>] ? do_early_param+0x7a/0x7a [ 3.134591] [<4133b730>] kernel_init+0xb/0xc3 [ 3.134591] [<41349dbb>] ret_from_kernel_thread+0x1b/0x30 [ 3.134591] [<4133b725>] ? rest_init+0xb5/0xb5 [ 3.134591] ---[ end trace 0ce59a4c3834a572 ]--- /kernel/i386-randconfig-j5-08241525/5e8d1acd05687720cbb0b08975eacb7588fdfc42/dmesg-kvm-waimea-3647-20130825100659-3.11.0-rc6-06677-g5e8d1ac-134 bisect: bad commit 5e8d1acd05687720cbb0b08975eacb7588fdfc42 git checkout v3.10 Previous HEAD position was 5e8d1ac... Merge remote-tracking branch 'aio/master' HEAD is now at 8bb495e... Linux 3.10 ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:8bb495e3f02401ee6f76d1b1d77f3ac9f079e376:bisect-mmotm 2013-08-25-10:07:37 8bb495e3f02401ee6f76d1b1d77f3ac9f079e376 compiling 96 real 1303 user 132 sys 1485.63% cpu i386-randconfig-j5-08241525 2013-08-25-10:09:32 detecting boot state 3.10.0................. 2. 3 4. 5 6 7 8... 9 15. 16 21. 22... 23. 24.. 25... 28. 33..... 34 37. 38 40 43. 44 47 50. 51.. 52 53.. 54 56.. 57.... 58 59 60 SUCCESS bisect: good commit v3.10 git bisect start 5e8d1acd05687720cbb0b08975eacb7588fdfc42 v3.10 -- Previous HEAD position was 8bb495e... Linux 3.10 HEAD is now at 805a6af... Linux 3.2 Bisecting: 9130 revisions left to test after this (roughly 13 steps) [8cbd0eefcaf8cc32ded2bf229f0fc379b2ad69f2] Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/rzhang/linux git bisect run /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:8cbd0eefcaf8cc32ded2bf229f0fc379b2ad69f2:bisect-mmotm 2013-08-25-10:53:25 8cbd0eefcaf8cc32ded2bf229f0fc379b2ad69f2 compiling 146 real 1327 user 129 sys 994.64% cpu i386-randconfig-j5-08241525 2013-08-25-10:56:17 detecting boot state 3.10.0-09127-g8cbd0ee.. 3. 4 7. 8 9 10 12 14 17. 21 27 30 31 36 39... 40 42 45 48 50 54 57 58 59.................... 60 SUCCESS Bisecting: 4578 revisions left to test after this (roughly 12 steps) [60a2b977533c312d271563d955ef7b8e35a6aa38] Merge remote-tracking branch 'infiniband/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:60a2b977533c312d271563d955ef7b8e35a6aa38:bisect-mmotm 2013-08-25-11:22:50 60a2b977533c312d271563d955ef7b8e35a6aa38 compiling 145 real 1341 user 126 sys 1009.37% cpu i386-randconfig-j5-08241525 2013-08-25-11:25:36 detecting boot state 3.11.0-rc6-02098-g60a2b97.. 7 13 16 18 19 20 22 25 28 34 39 46 52 55 56 58 60 SUCCESS Bisecting: 2360 revisions left to test after this (roughly 11 steps) [4a225b466e040a70e7d12b159d2a36da1c2ef7dc] next-20130821/driver-core running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:4a225b466e040a70e7d12b159d2a36da1c2ef7dc:bisect-mmotm 2013-08-25-11:35:09 4a225b466e040a70e7d12b159d2a36da1c2ef7dc compiling 153 real 1315 user 126 sys 939.42% cpu i386-randconfig-j5-08241525 2013-08-25-11:38:00 detecting boot state 3.11.0-rc6-04316-g4a225b4...... TEST FAILURE [ 1.992551] WARNING: CPU: 0 PID: 1 at /c/wfg/linux-mmotm/lib/debugobjects.c:260 debug_print_object+0x76/0x84() [ 1.994081] ODEBUG: init active (active state 0) object type: timer_list hint: (null) [ 1.995315] Modules linked in: [ 1.995336] CPU: 0 PID: 1 Comm: swapper Not tainted 3.11.0-rc6-04316-g4a225b4 #138 [ 1.995336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1.995336] 40041b68 40041b68 40041b28 413376f8 40041b58 41022ba9 41467af9 40041b84 [ 1.995336] 00000001 41467b36 00000104 411e7899 411e7899 40084e30 414d3ed4 41445f7e [ 1.995336] 40041b70 41022bee 00000009 40041b68 41467af9 40041b84 40041ba4 411e7899 [ 1.995336] Call Trace: [ 1.995336] [<413376f8>] dump_stack+0x16/0x18 [ 1.995336] [<41022ba9>] warn_slowpath_common+0x70/0x87 [ 1.995336] [<411e7899>] ? debug_print_object+0x76/0x84 [ 1.995336] [<411e7899>] ? debug_print_object+0x76/0x84 [ 1.995336] [<41022bee>] warn_slowpath_fmt+0x2e/0x30 [ 1.995336] [<411e7899>] debug_print_object+0x76/0x84 [ 1.995336] [<411e7b24>] __debug_object_init+0x27d/0x2bb [ 1.995336] [<411e7d88>] debug_object_init+0x13/0x15 [ 1.995336] [<410294b9>] init_timer_key+0x17/0x64 [ 1.995336] [<411da910>] kobject_release+0x50/0x78 [ 1.995336] [<411da987>] kobject_put+0x4f/0x55 [ 1.995336] [<410ad861>] cdev_del+0x23/0x26 [ 1.995336] [<412393c2>] tty_unregister_device+0x33/0x37 [ 1.995336] [<412469d7>] uart_remove_one_port+0xa1/0xeb [ 1.995336] [<4124859e>] serial8250_register_8250_port+0xc1/0x235 [ 1.995336] [<412488cd>] serial8250_probe+0x108/0x16a [ 1.995336] [<4103f3f3>] ? sched_clock_cpu+0xd8/0xee [ 1.995336] [<4125eb50>] platform_drv_probe+0x29/0x4b [ 1.995336] [<4125d748>] driver_probe_device+0x8f/0x194 [ 1.995336] [<4125ec72>] ? platform_match+0x52/0x66 [ 1.995336] [<4125d869>] __device_attach+0x1c/0x2c [ 1.995336] [<4125c1b8>] bus_for_each_drv+0x38/0x6b [ 1.995336] [<4125d684>] device_attach+0x66/0x83 [ 1.995336] [<4125d84d>] ? driver_probe_device+0x194/0x194 [ 1.995336] [<4125cdb5>] bus_probe_device+0x25/0x84 [ 1.995336] [<4125b691>] device_add+0x3e6/0x57b [ 1.995336] [<411e297b>] ? kvasprintf+0x3b/0x44 [ 1.995336] [<411dadc1>] ? kobject_set_name_vargs+0x3d/0x4a [ 1.995336] [<4125e9b2>] platform_device_add+0x131/0x195 [ 1.995336] [<4125ee85>] platform_device_register+0x1c/0x1f [ 1.995336] [<416689f7>] ? setup_early_serial8250_console+0x376/0x376 [ 1.995336] [<41668a04>] accent_init+0xd/0xf [ 1.995336] [<410003df>] do_one_initcall+0x7e/0x10c [ 1.995336] [<41054f12>] ? lock_release_holdtime+0xbe/0xc4 [ 1.995336] [<41057404>] ? trace_hardirqs_on_caller+0x149/0x19b [ 1.995336] [<4164c400>] ? do_early_param+0x4f/0x7a [ 1.995336] [<41035e25>] ? parse_args+0x15d/0x222 [ 1.995336] [<4164ca89>] kernel_init_freeable+0x116/0x1b5 [ 1.995336] [<4164c42b>] ? do_early_param+0x7a/0x7a [ 1.995336] [<413321ff>] kernel_init+0xb/0xc3 [ 1.995336] [<4134077b>] ret_from_kernel_thread+0x1b/0x30 [ 1.995336] [<413321f4>] ? rest_init+0xb5/0xb5 [ 1.995336] ---[ end trace 3da9db589cf2746a ]--- /kernel/i386-randconfig-j5-08241525/4a225b466e040a70e7d12b159d2a36da1c2ef7dc/dmesg-kvm-bens-3490-20130825113627-3.11.0-rc6-04316-g4a225b4-138 /kernel/i386-randconfig-j5-08241525/4a225b466e040a70e7d12b159d2a36da1c2ef7dc/dmesg-kvm-inn-7841-20130825114024-3.11.0-rc6-04316-g4a225b4-138 Bisecting: 1115 revisions left to test after this (roughly 10 steps) [98246c1ae6f18fe1b710cdff687b6b7077f739c9] Merge remote-tracking branch 'virtio/virtio-next' running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:98246c1ae6f18fe1b710cdff687b6b7077f739c9:bisect-mmotm 2013-08-25-11:41:04 98246c1ae6f18fe1b710cdff687b6b7077f739c9 compiling 143 real 1324 user 133 sys 1018.47% cpu i386-randconfig-j5-08241525 2013-08-25-11:43:49 detecting boot state 3.11.0-rc6-03200-g98246c1.. 1 2.. 3 6 8 19 25 31 39 48 53 58 59 60 SUCCESS Bisecting: 555 revisions left to test after this (roughly 9 steps) [38136c1f1471c7dcbe889beb790cc4d331e9d3ad] Merge remote-tracking branch 'spi/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:38136c1f1471c7dcbe889beb790cc4d331e9d3ad:bisect-mmotm 2013-08-25-11:52:51 38136c1f1471c7dcbe889beb790cc4d331e9d3ad compiling 137 real 1345 user 133 sys 1073.88% cpu i386-randconfig-j5-08241525 2013-08-25-11:55:31 detecting boot state 3.11.0-rc6-03760-g38136c1.. 1 2 3.. 4 5. 6 7.... 8 11.. 16 19. 22 25 26 30 32 33 34 39 41. 43 45... 47 49.... 52 53 54 57 60 SUCCESS Bisecting: 275 revisions left to test after this (roughly 8 steps) [f07762be3b9222a7649cb29a3f5b959204d40446] Merge branch 'x86/asmlinkage' running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:f07762be3b9222a7649cb29a3f5b959204d40446:bisect-mmotm 2013-08-25-12:20:03 f07762be3b9222a7649cb29a3f5b959204d40446 compiling 140 real 1326 user 128 sys 1038.00% cpu i386-randconfig-j5-08241525 2013-08-25-12:22:40 detecting boot state 3.11.0-rc6-00308-gf07762b.. 4 20 34 43 46.. 48 53 59 60 SUCCESS Bisecting: 138 revisions left to test after this (roughly 7 steps) [93d6294dfcdff81194086ed9bd6ceca3bc5e5863] Merge remote-tracking branch 'kvm-ppc/kvm-ppc-next' running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:93d6294dfcdff81194086ed9bd6ceca3bc5e5863:bisect-mmotm 2013-08-25-12:29:12 93d6294dfcdff81194086ed9bd6ceca3bc5e5863 compiling 153 real 1331 user 132 sys 955.47% cpu i386-randconfig-j5-08241525 2013-08-25-12:32:13 detecting boot state 3.11.0-rc6-04177-g93d6294.. 1.......... 2...... 3.. 4......... 5. 7. 8 10 11 13 28 33 41 43 48 50 51 52. 55 58 59. 60 SUCCESS Bisecting: 57 revisions left to test after this (roughly 6 steps) [c57e8c89b271af4ef914c439effffed53c39434c] Merge remote-tracking branch 'leds/for-next' running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:c57e8c89b271af4ef914c439effffed53c39434c:bisect-mmotm 2013-08-25-12:59:45 c57e8c89b271af4ef914c439effffed53c39434c compiling 139 real 1309 user 126 sys 1031.73% cpu i386-randconfig-j5-08241525 2013-08-25-13:02:26 detecting boot state 3.11.0-rc6-04258-gc57e8c8........ 1. 2 3... 4 5.......... 6.......... 7........... 13. 21 23 24 27 28 30 31 35 37. 39. 41 43 45 47... 49 50... 52 53 54 55..... 56. 57 58.... 59......................................... 60 SUCCESS Bisecting: 28 revisions left to test after this (roughly 5 steps) [76f411fb3a62711de7f59e0f4c56456fe356675a] x86 / cpu topology: remove the stale macro arch_provides_topology_pointers running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:76f411fb3a62711de7f59e0f4c56456fe356675a:bisect-mmotm 2013-08-25-14:10:38 76f411fb3a62711de7f59e0f4c56456fe356675a compiling 170 real 1320 user 127 sys 851.11% cpu i386-randconfig-j5-08241525 2013-08-25-14:13:49 detecting boot state 3.11.0-rc3-00029-g76f411f....... TEST FAILURE [ 2.646436] WARNING: CPU: 0 PID: 1 at /c/wfg/linux-mmotm/lib/list_debug.c:33 __list_add+0x6c/0xae() [ 2.648047] list_add corruption. prev->next should be next (416d0b58), but was (null). (prev=46a92100). [ 2.648047] Modules linked in: [ 2.648047] CPU: 0 PID: 1 Comm: swapper Not tainted 3.11.0-rc3-00029-g76f411f #144 [ 2.648047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.648047] 40041b0c 40041b0c 40041acc 41333d5d 40041afc 41022529 414617c8 40041b28 [ 2.648047] 00000001 414617a4 00000021 411e52c5 411e52c5 46a92100 416d0b58 46a339c8 [ 2.648047] 40041b14 4102256e 00000009 40041b0c 414617c8 40041b28 40041b40 411e52c5 [ 2.648047] Call Trace: [ 2.648047] [<41333d5d>] dump_stack+0x16/0x18 [ 2.648047] [<41022529>] warn_slowpath_common+0x70/0x87 [ 2.648047] [<411e52c5>] ? __list_add+0x6c/0xae [ 2.648047] [<411e52c5>] ? __list_add+0x6c/0xae [ 2.648047] [<4102256e>] warn_slowpath_fmt+0x2e/0x30 [ 2.648047] [<411e52c5>] __list_add+0x6c/0xae [ 2.648047] [<4102b8bb>] __internal_add_timer+0x8a/0x8e [ 2.648047] [<4102b8cd>] internal_add_timer+0xe/0x26 [ 2.648047] [<4102c04b>] mod_timer+0xdc/0xf8 [ 2.648047] [<4102c079>] add_timer+0x12/0x14 [ 2.648047] [<41034628>] __queue_delayed_work+0xde/0xf8 [ 2.648047] [<41034686>] queue_delayed_work_on+0x44/0x75 [ 2.648047] [<411d87ee>] kobject_release+0x74/0x78 [ 2.648047] [<411d8841>] kobject_put+0x4f/0x55 [ 2.648047] [<41338864>] ? _raw_spin_unlock+0x1d/0x3d [ 2.648047] [<411d8883>] ? kobj_kset_leave+0x3c/0x40 [ 2.648047] [<411d88bd>] kobject_del+0x25/0x2f [ 2.648047] [<41258668>] device_del+0x127/0x133 [ 2.648047] [<4125867f>] device_unregister+0xb/0x15 [ 2.648047] [<412586dc>] device_destroy+0x2d/0x32 [ 2.648047] [<4125798e>] ? class_dir_child_ns_type+0xe/0xe [ 2.648047] [<41236b73>] tty_unregister_device+0x1f/0x37 [ 2.648047] [<4124419c>] uart_remove_one_port+0xa1/0xeb [ 2.648047] [<41245d63>] serial8250_register_8250_port+0xc1/0x235 [ 2.648047] [<41246092>] serial8250_probe+0x108/0x16a [ 2.648047] [<41041586>] ? sched_clock_cpu+0xd8/0xee [ 2.648047] [<4101951c>] ? pvclock_clocksource_read+0x9d/0xd4 [ 2.648047] [<4125c1f4>] platform_drv_probe+0x29/0x4b [ 2.648047] [<4125ae21>] driver_probe_device+0x8f/0x194 [ 2.648047] [<4125c316>] ? platform_match+0x52/0x66 [ 2.648047] [<4125af42>] __device_attach+0x1c/0x2c [ 2.648047] [<41259958>] bus_for_each_drv+0x38/0x6b [ 2.648047] [<4125ad5d>] device_attach+0x66/0x83 [ 2.648047] [<4125af26>] ? driver_probe_device+0x194/0x194 [ 2.648047] [<4125a4d7>] bus_probe_device+0x25/0x84 [ 2.648047] [<41258e5a>] device_add+0x3e6/0x57b [ 2.648047] [<411e06f2>] ? kvasprintf+0x3b/0x44 [ 2.648047] [<411d8c7b>] ? kobject_set_name_vargs+0x3d/0x4a [ 2.648047] [<4125c056>] platform_device_add+0x131/0x195 [ 2.648047] [<4125c529>] platform_device_register+0x1c/0x1f [ 2.648047] [<416647b1>] ? setup_early_serial8250_console+0x376/0x376 [ 2.648047] [<416647be>] accent_init+0xd/0xf [ 2.648047] [<410003df>] do_one_initcall+0x7e/0x10c [ 2.648047] [<41648400>] ? do_early_param+0x4f/0x7a [ 2.648047] [<41037fc7>] ? parse_args+0x167/0x22c [ 2.648047] [<41648a89>] kernel_init_freeable+0x116/0x1b5 [ 2.648047] [<4164842b>] ? do_early_param+0x7a/0x7a [ 2.648047] [<4132e86d>] kernel_init+0xb/0xc3 [ 2.648047] [<4133cebb>] ret_from_kernel_thread+0x1b/0x30 [ 2.648047] [<4132e862>] ? rest_init+0xb5/0xb5 [ 2.648047] ---[ end trace af0b55d14aa45771 ]--- /kernel/i386-randconfig-j5-08241525/76f411fb3a62711de7f59e0f4c56456fe356675a/dmesg-kvm-waimea-8855-20130825141633-3.11.0-rc3-00029-g76f411f-144 Bisecting: 14 revisions left to test after this (roughly 4 steps) [ea1bb7064fd6972ef00a93ba882a2f38450b273e] video: backlight: convert class code to use dev_groups running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:ea1bb7064fd6972ef00a93ba882a2f38450b273e:bisect-mmotm 2013-08-25-14:17:24 ea1bb7064fd6972ef00a93ba882a2f38450b273e compiling 151 real 1299 user 127 sys 940.55% cpu i386-randconfig-j5-08241525 2013-08-25-14:22:00 detecting boot state 3.11.0-rc2-00014-gea1bb70... TEST FAILURE [ 2.026360] WARNING: CPU: 0 PID: 1 at /c/wfg/linux-mmotm/lib/list_debug.c:33 __list_add+0x6c/0xae() [ 2.027330] list_add corruption. prev->next should be next (416d1268), but was (null). (prev=46a33100). [ 2.028365] Modules linked in: [ 2.028726] CPU: 0 PID: 1 Comm: swapper Not tainted 3.11.0-rc2-00014-gea1bb70 #145 [ 2.029326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.029326] 40041b0c 40041b0c 40041acc 41333d8d 40041afc 41022529 41460ef0 40041b28 [ 2.029326] 00000001 41460ecc 00000021 411e52c5 411e52c5 46a33100 416d1268 46a2e9c8 [ 2.029326] 40041b14 4102256e 00000009 40041b0c 41460ef0 40041b28 40041b40 411e52c5 [ 2.029326] Call Trace: [ 2.029326] [<41333d8d>] dump_stack+0x16/0x18 [ 2.029326] [<41022529>] warn_slowpath_common+0x70/0x87 [ 2.029326] [<411e52c5>] ? __list_add+0x6c/0xae [ 2.029326] [<411e52c5>] ? __list_add+0x6c/0xae [ 2.029326] [<4102256e>] warn_slowpath_fmt+0x2e/0x30 [ 2.029326] [<411e52c5>] __list_add+0x6c/0xae [ 2.029326] [<4102b8bb>] __internal_add_timer+0x8a/0x8e [ 2.029326] [<4102b8cd>] internal_add_timer+0xe/0x26 [ 2.029326] [<4102c04b>] mod_timer+0xdc/0xf8 [ 2.029326] [<4102c079>] add_timer+0x12/0x14 [ 2.029326] [<41034628>] __queue_delayed_work+0xde/0xf8 [ 2.029326] [<41034686>] queue_delayed_work_on+0x44/0x75 [ 2.029326] [<411d87f2>] kobject_release+0x74/0x78 [ 2.029326] [<411d8845>] kobject_put+0x4f/0x55 [ 2.029326] [<41338894>] ? _raw_spin_unlock+0x1d/0x3d [ 2.029326] [<411d8887>] ? kobj_kset_leave+0x3c/0x40 [ 2.029326] [<411d88c1>] kobject_del+0x25/0x2f [ 2.029326] [<41258678>] device_del+0x127/0x133 [ 2.029326] [<4125868f>] device_unregister+0xb/0x15 [ 2.029326] [<412586ec>] device_destroy+0x2d/0x32 [ 2.029326] [<4125799e>] ? class_dir_child_ns_type+0xe/0xe [ 2.029326] [<41236b83>] tty_unregister_device+0x1f/0x37 [ 2.029326] [<412441ac>] uart_remove_one_port+0xa1/0xeb [ 2.029326] [<41245d73>] serial8250_register_8250_port+0xc1/0x235 [ 2.029326] [<412460a2>] serial8250_probe+0x108/0x16a [ 2.029326] [<41041586>] ? sched_clock_cpu+0xd8/0xee [ 2.029326] [<4125c204>] platform_drv_probe+0x29/0x4b [ 2.029326] [<4125ae31>] driver_probe_device+0x8f/0x194 [ 2.029326] [<4125c326>] ? platform_match+0x52/0x66 [ 2.029326] [<4125af52>] __device_attach+0x1c/0x2c [ 2.029326] [<41259968>] bus_for_each_drv+0x38/0x6b [ 2.029326] [<4125ad6d>] device_attach+0x66/0x83 [ 2.029326] [<4125af36>] ? driver_probe_device+0x194/0x194 [ 2.029326] [<4125a4e7>] bus_probe_device+0x25/0x84 [ 2.029326] [<41258e6a>] device_add+0x3e6/0x57b [ 2.029326] [<411e06f2>] ? kvasprintf+0x3b/0x44 [ 2.029326] [<411d8c7f>] ? kobject_set_name_vargs+0x3d/0x4a [ 2.029326] [<4125c066>] platform_device_add+0x131/0x195 [ 2.029326] [<4125c539>] platform_device_register+0x1c/0x1f [ 2.029326] [<416647e5>] ? setup_early_serial8250_console+0x375/0x375 [ 2.029326] [<416647f2>] accent_init+0xd/0xf [ 2.029326] [<410003df>] do_one_initcall+0x7e/0x10c [ 2.029326] [<410546e8>] ? lock_release_holdtime+0xbe/0xc4 [ 2.029326] [<41056bda>] ? trace_hardirqs_on_caller+0x149/0x19b [ 2.029326] [<41648400>] ? do_early_param+0x4f/0x7a [ 2.029326] [<41037fc7>] ? parse_args+0x167/0x22c [ 2.029326] [<41648a89>] kernel_init_freeable+0x116/0x1b5 [ 2.029326] [<4164842b>] ? do_early_param+0x7a/0x7a [ 2.029326] [<4132e89d>] kernel_init+0xb/0xc3 [ 2.029326] [<4133cefb>] ret_from_kernel_thread+0x1b/0x30 [ 2.029326] [<4132e892>] ? rest_init+0xb5/0xb5 [ 2.029326] ---[ end trace ab5148b4e35b6142 ]--- /kernel/i386-randconfig-j5-08241525/ea1bb7064fd6972ef00a93ba882a2f38450b273e/dmesg-kvm-nhm4-5120-20130825061834-3.11.0-rc2-00014-gea1bb70-145 Bisecting: 6 revisions left to test after this (roughly 3 steps) [e56341ad380114454119ac043e6d710ddbbb7710] staging: comedi: convert class code to use dev_groups running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:e56341ad380114454119ac043e6d710ddbbb7710:bisect-mmotm 2013-08-25-14:23:33 e56341ad380114454119ac043e6d710ddbbb7710 compiling 126 real 1173 user 111 sys 1019.81% cpu i386-randconfig-j5-08241525 2013-08-25-14:25:56 detecting boot state 3.11.0-rc2-00007-ge56341a....... 1 2. 5 6. 14 16 23 28 32 43 47 55. 56......... 57 58............. 59.............. 60 SUCCESS Bisecting: 3 revisions left to test after this (roughly 2 steps) [c817a67ecba7c3c2aaa104796d78f160af60920d] kobject: delayed kobject release: help find buggy drivers running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:c817a67ecba7c3c2aaa104796d78f160af60920d:bisect-mmotm 2013-08-25-14:57:29 c817a67ecba7c3c2aaa104796d78f160af60920d compiling 637 real 1188 user 116 sys 204.75% cpu i386-randconfig-j5-08241525 2013-08-25-15:08:53 detecting boot state 3.11.0-rc2-00010-gc817a67. TEST FAILURE [ 2.006480] WARNING: CPU: 0 PID: 1 at /c/wfg/linux-mmotm/lib/list_debug.c:33 __list_add+0x6c/0xae() [ 2.007869] list_add corruption. prev->next should be next (416d1248), but was (null). (prev=46a32100). [ 2.008109] Modules linked in: [ 2.008109] CPU: 0 PID: 1 Comm: swapper Not tainted 3.11.0-rc2-00010-gc817a67 #147 [ 2.008109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2.008109] 40041b0c 40041b0c 40041acc 41333d8d 40041afc 41022529 41460e68 40041b28 [ 2.008109] 00000001 41460e44 00000021 411e52c5 411e52c5 46a32100 416d1248 46a2d9c8 [ 2.008109] 40041b14 4102256e 00000009 40041b0c 41460e68 40041b28 40041b40 411e52c5 [ 2.008109] Call Trace: [ 2.008109] [<41333d8d>] dump_stack+0x16/0x18 [ 2.008109] [<41022529>] warn_slowpath_common+0x70/0x87 [ 2.008109] [<411e52c5>] ? __list_add+0x6c/0xae [ 2.008109] [<411e52c5>] ? __list_add+0x6c/0xae [ 2.008109] [<4102256e>] warn_slowpath_fmt+0x2e/0x30 [ 2.008109] [<411e52c5>] __list_add+0x6c/0xae [ 2.008109] [<4102b8bb>] __internal_add_timer+0x8a/0x8e [ 2.008109] [<4102b8cd>] internal_add_timer+0xe/0x26 [ 2.008109] [<4102c04b>] mod_timer+0xdc/0xf8 [ 2.008109] [<4102c079>] add_timer+0x12/0x14 [ 2.008109] [<41034628>] __queue_delayed_work+0xde/0xf8 [ 2.008109] [<41034686>] queue_delayed_work_on+0x44/0x75 [ 2.008109] [<411d87f2>] kobject_release+0x74/0x78 [ 2.008109] [<411d8845>] kobject_put+0x4f/0x55 [ 2.008109] [<41338894>] ? _raw_spin_unlock+0x1d/0x3d [ 2.008109] [<411d8887>] ? kobj_kset_leave+0x3c/0x40 [ 2.008109] [<411d88c1>] kobject_del+0x25/0x2f [ 2.008109] [<41258678>] device_del+0x127/0x133 [ 2.008109] [<4125868f>] device_unregister+0xb/0x15 [ 2.008109] [<412586ec>] device_destroy+0x2d/0x32 [ 2.008109] [<4125799e>] ? class_dir_child_ns_type+0xe/0xe [ 2.008109] [<41236b83>] tty_unregister_device+0x1f/0x37 [ 2.008109] [<412441ac>] uart_remove_one_port+0xa1/0xeb [ 2.008109] [<41245d73>] serial8250_register_8250_port+0xc1/0x235 [ 2.008109] [<412460a2>] serial8250_probe+0x108/0x16a [ 2.008109] [<41041586>] ? sched_clock_cpu+0xd8/0xee [ 2.008109] [<4125c204>] platform_drv_probe+0x29/0x4b [ 2.008109] [<4125ae31>] driver_probe_device+0x8f/0x194 [ 2.008109] [<4125c326>] ? platform_match+0x52/0x66 [ 2.008109] [<4125af52>] __device_attach+0x1c/0x2c [ 2.008109] [<41259968>] bus_for_each_drv+0x38/0x6b [ 2.008109] [<4125ad6d>] device_attach+0x66/0x83 [ 2.008109] [<4125af36>] ? driver_probe_device+0x194/0x194 [ 2.008109] [<4125a4e7>] bus_probe_device+0x25/0x84 [ 2.008109] [<41258e6a>] device_add+0x3e6/0x57b [ 2.008109] [<411e06f2>] ? kvasprintf+0x3b/0x44 [ 2.008109] [<411d8c7f>] ? kobject_set_name_vargs+0x3d/0x4a [ 2.008109] [<4125c066>] platform_device_add+0x131/0x195 [ 2.008109] [<4125c539>] platform_device_register+0x1c/0x1f [ 2.008109] [<416647e5>] ? setup_early_serial8250_console+0x375/0x375 [ 2.008109] [<416647f2>] accent_init+0xd/0xf [ 2.008109] [<410003df>] do_one_initcall+0x7e/0x10c [ 2.008109] [<411df0c5>] ? strlen+0xb/0x17 [ 2.008109] [<41648400>] ? do_early_param+0x4f/0x7a [ 2.008109] [<41037fc7>] ? parse_args+0x167/0x22c [ 2.008109] [<41648a89>] kernel_init_freeable+0x116/0x1b5 [ 2.008109] [<4164842b>] ? do_early_param+0x7a/0x7a [ 2.008109] [<4132e89d>] kernel_init+0xb/0xc3 [ 2.008109] [<4133cefb>] ret_from_kernel_thread+0x1b/0x30 [ 2.008109] [<4132e892>] ? rest_init+0xb5/0xb5 [ 2.008109] ---[ end trace f4020dfa84845caf ]--- /kernel/i386-randconfig-j5-08241525/c817a67ecba7c3c2aaa104796d78f160af60920d/dmesg-kvm-bens-3174-20130825150505-3.11.0-rc2-00010-gc817a67-147 /kernel/i386-randconfig-j5-08241525/c817a67ecba7c3c2aaa104796d78f160af60920d/dmesg-kvm-inn-11690-20130825150859-3.11.0-rc2-00010-gc817a67-147 /kernel/i386-randconfig-j5-08241525/c817a67ecba7c3c2aaa104796d78f160af60920d/dmesg-kvm-inn-12074-20130825150904-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/c817a67ecba7c3c2aaa104796d78f160af60920d/dmesg-kvm-inn-9101-20130825150905-3.11.0-rc6-04316-g4a225b4-184 /kernel/i386-randconfig-j5-08241525/c817a67ecba7c3c2aaa104796d78f160af60920d/dmesg-kvm-waimea-27212-20130825150915-3.11.0-rc2-00010-gc817a67-147 /kernel/i386-randconfig-j5-08241525/c817a67ecba7c3c2aaa104796d78f160af60920d/dmesg-kvm-bens-3278-20130825150510-3.10.0-rc3-00047-gc265a0d5-125 /kernel/i386-randconfig-j5-08241525/c817a67ecba7c3c2aaa104796d78f160af60920d/dmesg-kvm-nhm4-10552-20130825070516-3.11.0-rc2-00010-gc817a67-147 Bisecting: 0 revisions left to test after this (roughly 1 step) [7c42721fe0c58a848849b43ff558cf2fb86aa35a] char: tile-srom: fix build error running /c/kernel-tests/bisect-test-boot-failure.sh /home/wfg/mmotm/obj-bisect ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:7c42721fe0c58a848849b43ff558cf2fb86aa35a:bisect-mmotm 2013-08-25-15:09:26 7c42721fe0c58a848849b43ff558cf2fb86aa35a compiling 337 real 1191 user 113 sys 386.82% cpu i386-randconfig-j5-08241525 2013-08-25-15:16:43 detecting boot state 3.11.0-rc2-00009-g7c42721.. 4 8 10 14 19 21 24 25 26 30. 33 34 36 38... 42. 43 44....... 47 50.... 51.... 52.. 53. 56 57 58. 60 SUCCESS c817a67ecba7c3c2aaa104796d78f160af60920d is the first bad commit commit c817a67ecba7c3c2aaa104796d78f160af60920d Author: Russell King Date: Thu Jun 27 15:06:14 2013 +0100 kobject: delayed kobject release: help find buggy drivers Implement debugging for kobject release functions. kobjects are reference counted, so the drop of the last reference to them is not predictable. However, the common case is for the last reference to be the kobject's removal from a subsystem, which results in the release function being immediately called. This can hide subtle bugs, which can occur when another thread holds a reference to the kobject at the same time that a kobject is removed. This results in the release method being delayed. In order to make these kinds of problems more visible, the following patch implements a delayed release; this has the effect that the release function will be out of order with respect to the removal of the kobject in the same manner that it would be if a reference was being held. This provides us with an easy way to allow driver writers to debug their drivers and fix otherwise hidden problems. Signed-off-by: Russell King Signed-off-by: Greg Kroah-Hartman :040000 040000 f6c23efa102fc2c2ead5c86bdb65aa70719b1ab9 049859fa7a3a953892127467babbf02f66a69b76 M include :040000 040000 a41d20669f0f624d2ce9ca7e6a5f96e4f91432e0 bf2168194f82911cf2e1892d82f0c13d00c772ae M lib bisect run success ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:7c42721fe0c58a848849b43ff558cf2fb86aa35a:bisect-mmotm 2013-08-25-15:42:47 7c42721fe0c58a848849b43ff558cf2fb86aa35a reuse /kernel/i386-randconfig-j5-08241525/7c42721fe0c58a848849b43ff558cf2fb86aa35a/vmlinuz-3.11.0-rc2-00009-g7c42721 2013-08-25-15:42:47 detecting boot state .... 61. 62. 63 67... 68.. 69.. 70 72 76 79. 85 93 96 101 105 111 123 135 148 155 166 170... 171. 176 178... 179.......... 180 SUCCESS ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:245f08699d5320f021070ed8698ac89ebf2f0670:bisect-mmotm TEST FAILURE [ 50.519381] WARNING: CPU: 0 PID: 1 at lib/debugobjects.c:260 debug_print_object+0x76/0x84() [ 50.519381] ODEBUG: init active (active state 0) object type: timer_list hint: (null) [ 50.519381] Modules linked in: [ 50.519381] CPU: 0 PID: 1 Comm: swapper Not tainted 3.11.0-rc6-next-20130822-07070-g245f086 #1 [ 50.519381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.519381] 40041b68 40041b68 40041b28 41340817 40041b58 41022949 41473af6 40041b84 [ 50.519381] 00000001 41473b33 00000104 411e84d7 411e84d7 40085698 414e1f14 41451647 [ 50.519381] 40041b70 4102298e 00000009 40041b68 41473af6 40041b84 40041ba4 411e84d7 [ 50.519381] Call Trace: [ 50.519381] [<41340817>] dump_stack+0x16/0x18 [ 50.519381] [<41022949>] warn_slowpath_common+0x70/0x87 [ 50.519381] [<411e84d7>] ? debug_print_object+0x76/0x84 [ 50.519381] [<411e84d7>] ? debug_print_object+0x76/0x84 [ 50.519381] [<4102298e>] warn_slowpath_fmt+0x2e/0x30 [ 50.519381] [<411e84d7>] debug_print_object+0x76/0x84 [ 50.519381] [<411e8762>] __debug_object_init+0x27d/0x2bb [ 50.519381] [<411e89c6>] debug_object_init+0x13/0x15 [ 50.519381] [<4102925e>] init_timer_key+0x17/0x64 [ 50.519381] [<411db4a5>] kobject_release+0x50/0x78 [ 50.519381] [<411db51c>] kobject_put+0x4f/0x55 [ 50.519381] [<410ad5bc>] cdev_del+0x23/0x26 [ 50.519381] [<41239fb5>] tty_unregister_device+0x33/0x37 [ 50.519381] [<41247439>] uart_remove_one_port+0xa1/0xee [ 50.519381] [<41249025>] serial8250_register_8250_port+0xc1/0x235 [ 50.519381] [<41249354>] serial8250_probe+0x108/0x16a [ 50.519381] [<4103f19a>] ? sched_clock_cpu+0xd8/0xee [ 50.519381] [<4103f19a>] ? sched_clock_cpu+0xd8/0xee [ 50.519381] [<4125f64a>] platform_drv_probe+0x29/0x4b [ 50.519381] [<4125e242>] driver_probe_device+0x8f/0x194 [ 50.519381] [<4125f76c>] ? platform_match+0x52/0x66 [ 50.519381] [<4125e363>] __device_attach+0x1c/0x2c [ 50.519381] [<4125ccb2>] bus_for_each_drv+0x38/0x6b [ 50.519381] [<4125e17e>] device_attach+0x66/0x83 [ 50.519381] [<4125e347>] ? driver_probe_device+0x194/0x194 [ 50.519381] [<4125d8af>] bus_probe_device+0x25/0x84 [ 50.519381] [<4125c18b>] device_add+0x3e6/0x57b [ 50.519381] [<411e35b9>] ? kvasprintf+0x3b/0x44 [ 50.519381] [<411db956>] ? kobject_set_name_vargs+0x3d/0x4a [ 50.519381] [<4125f4ac>] platform_device_add+0x131/0x195 [ 50.519381] [<4125f97f>] platform_device_register+0x1c/0x1f [ 50.519381] [<41677bb8>] ? setup_early_serial8250_console+0x376/0x376 [ 50.519381] [<41677bc5>] accent_init+0xd/0xf [ 50.519381] [<410003df>] do_one_initcall+0x7e/0x10c [ 50.519381] [<4165b400>] ? do_early_param+0x4f/0x7a [ 50.519381] [<41035bcd>] ? parse_args+0x15d/0x222 [ 50.519381] [<4165ba89>] kernel_init_freeable+0x116/0x1b5 [ 50.519381] [<4165b42b>] ? do_early_param+0x7a/0x7a [ 50.519381] [<4133b3b4>] kernel_init+0xb/0xc3 [ 50.519381] [<413499bb>] ret_from_kernel_thread+0x1b/0x30 [ 50.519381] [<4133b3a9>] ? rest_init+0xb5/0xb5 [ 50.519381] ---[ end trace b81fc16491f309ce ]--- /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-ant-6043-20130824160438-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-bens-3706-20130824160556-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-bens-4040-20130824160915-3.11.0-rc2-00005-g899826f-352 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10052-20130825101911-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10115-20130825102051-3.11.0-rc3-00971-g5cd9bb5-20 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10115-20130825102452-3.11.0-rc3-00971-g5cd9bb5-20 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10556-20130825102203-3.10.0-rc1-03344-g19b2a88-31 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10871-20130825102412-3.11.0-rc1-00098-g00574da-17 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-11564-20130825101756-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-11942-20130825102135-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-6262-20130825103609-3.11.0-rc3-00971-g5cd9bb5-20 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-6325-20130825101802-3.11.0-rc6-wl-68528-g85a7d0d-21 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-6833-20130825104011-3.11.0-rc6-wl-68528-g85a7d0d-21 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-7211-20130825102102-3.11.0-rc6-wl-68528-g85a7d0d-18 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-8156-20130825102451-3.11.0-rc3-00971-g5cd9bb5-467 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-9101-20130825103804-3.11.0-rc3-00971-g5cd9bb5-467 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-9353-20130825102031-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-nhm4-15292-20130825023615-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-nhm4-7015-20130825021033-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-nhm4-8153-20130825023027-3.11.0-rc3-00971-g5cd9bb5-470 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-21292-20130825102438-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-3647-20130824155759-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-4487-20130824155556-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-4760-20130825100445-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-7096-20130824155611-3.11.0-rc6-00208-gfeba29d-65 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-7312-20130824155736-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-8855-20130825095141-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-8873-20130824155020-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-9973-20130824155827-3.11.0-rc6-next-20130822-07070-g245f086-1 [detached HEAD cac778c] Revert "kobject: delayed kobject release: help find buggy drivers" 3 files changed, 3 insertions(+), 42 deletions(-) ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:cac778c7124d65bf7e3cf27b117a1287f202cac2:bisect-mmotm 2013-08-25-16:11:59 cac778c7124d65bf7e3cf27b117a1287f202cac2 compiling 2013-08-25-16:17:08 detecting boot state 3.11.0-rc6-next-20130822-07071-gcac778c........ 1............... 2. 7 9 12 14. 16 17 20 22 24.. 26 27 28.. 29.... 30. 31 33. 34 35... 36. 37..... 38 39...... 40...... 41........................... 42.. 43...... 44 45........ 46.... 47...... 48.. 49 50... 51..... 53.. 54.. 55 57. 58 60 61. 62 64 65. 68 69. 71. 72 74. 75. 76 79 80 81 82 83.. 84 85.. 87. 88.. 91 92 94.. 96 97 98. 101 102. 106. 108... 110. 111 112... 115... 116 117 118 120 121.. 124 125.. 127 133 136. 139 153 167 174... 175.. 177 178. 179. 180 SUCCESS ========= upstream ========= Fetching linus ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:8495e9c4a9616c9d19f23182d0536485902259db:bisect-mmotm 2013-08-25-18:26:49 8495e9c4a9616c9d19f23182d0536485902259db compiling 2013-08-25-18:32:58 detecting boot state 3.11.0-rc6-00148-g8495e9c... 1. 2. 3.... 4.... 6.... 8 9 10.. 11.. 12 13..... 15 16 18. 19 21 24 27 29 32 35 37 40 41 43 44 45 46. 47. 48 49 50 51 54. 55. 63 69 75 78 83 86 89. 101 104 106 111.. 117 125 140 146 149 154 162. 165.. 166 168 169 171.. 172 173......... 177 178........ 179.............................................................................................................................................................................................................................................................................................................add_to_run_queue 1 .... 180 SUCCESS ========= linux-next ========= Fetching next ls -a /kernel-tests/run-queue/kvm/i386-randconfig-j5-08241525/next:master:245f08699d5320f021070ed8698ac89ebf2f0670:bisect-mmotm TEST FAILURE [ 50.519381] WARNING: CPU: 0 PID: 1 at lib/debugobjects.c:260 debug_print_object+0x76/0x84() [ 50.519381] ODEBUG: init active (active state 0) object type: timer_list hint: (null) [ 50.519381] Modules linked in: [ 50.519381] CPU: 0 PID: 1 Comm: swapper Not tainted 3.11.0-rc6-next-20130822-07070-g245f086 #1 [ 50.519381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.519381] 40041b68 40041b68 40041b28 41340817 40041b58 41022949 41473af6 40041b84 [ 50.519381] 00000001 41473b33 00000104 411e84d7 411e84d7 40085698 414e1f14 41451647 [ 50.519381] 40041b70 4102298e 00000009 40041b68 41473af6 40041b84 40041ba4 411e84d7 [ 50.519381] Call Trace: [ 50.519381] [<41340817>] dump_stack+0x16/0x18 [ 50.519381] [<41022949>] warn_slowpath_common+0x70/0x87 [ 50.519381] [<411e84d7>] ? debug_print_object+0x76/0x84 [ 50.519381] [<411e84d7>] ? debug_print_object+0x76/0x84 [ 50.519381] [<4102298e>] warn_slowpath_fmt+0x2e/0x30 [ 50.519381] [<411e84d7>] debug_print_object+0x76/0x84 [ 50.519381] [<411e8762>] __debug_object_init+0x27d/0x2bb [ 50.519381] [<411e89c6>] debug_object_init+0x13/0x15 [ 50.519381] [<4102925e>] init_timer_key+0x17/0x64 [ 50.519381] [<411db4a5>] kobject_release+0x50/0x78 [ 50.519381] [<411db51c>] kobject_put+0x4f/0x55 [ 50.519381] [<410ad5bc>] cdev_del+0x23/0x26 [ 50.519381] [<41239fb5>] tty_unregister_device+0x33/0x37 [ 50.519381] [<41247439>] uart_remove_one_port+0xa1/0xee [ 50.519381] [<41249025>] serial8250_register_8250_port+0xc1/0x235 [ 50.519381] [<41249354>] serial8250_probe+0x108/0x16a [ 50.519381] [<4103f19a>] ? sched_clock_cpu+0xd8/0xee [ 50.519381] [<4103f19a>] ? sched_clock_cpu+0xd8/0xee [ 50.519381] [<4125f64a>] platform_drv_probe+0x29/0x4b [ 50.519381] [<4125e242>] driver_probe_device+0x8f/0x194 [ 50.519381] [<4125f76c>] ? platform_match+0x52/0x66 [ 50.519381] [<4125e363>] __device_attach+0x1c/0x2c [ 50.519381] [<4125ccb2>] bus_for_each_drv+0x38/0x6b [ 50.519381] [<4125e17e>] device_attach+0x66/0x83 [ 50.519381] [<4125e347>] ? driver_probe_device+0x194/0x194 [ 50.519381] [<4125d8af>] bus_probe_device+0x25/0x84 [ 50.519381] [<4125c18b>] device_add+0x3e6/0x57b [ 50.519381] [<411e35b9>] ? kvasprintf+0x3b/0x44 [ 50.519381] [<411db956>] ? kobject_set_name_vargs+0x3d/0x4a [ 50.519381] [<4125f4ac>] platform_device_add+0x131/0x195 [ 50.519381] [<4125f97f>] platform_device_register+0x1c/0x1f [ 50.519381] [<41677bb8>] ? setup_early_serial8250_console+0x376/0x376 [ 50.519381] [<41677bc5>] accent_init+0xd/0xf [ 50.519381] [<410003df>] do_one_initcall+0x7e/0x10c [ 50.519381] [<4165b400>] ? do_early_param+0x4f/0x7a [ 50.519381] [<41035bcd>] ? parse_args+0x15d/0x222 [ 50.519381] [<4165ba89>] kernel_init_freeable+0x116/0x1b5 [ 50.519381] [<4165b42b>] ? do_early_param+0x7a/0x7a [ 50.519381] [<4133b3b4>] kernel_init+0xb/0xc3 [ 50.519381] [<413499bb>] ret_from_kernel_thread+0x1b/0x30 [ 50.519381] [<4133b3a9>] ? rest_init+0xb5/0xb5 [ 50.519381] ---[ end trace b81fc16491f309ce ]--- /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-ant-6043-20130824160438-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-bens-3706-20130824160556-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-bens-4040-20130824160915-3.11.0-rc2-00005-g899826f-352 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10052-20130825101911-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10115-20130825102051-3.11.0-rc3-00971-g5cd9bb5-20 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10115-20130825102452-3.11.0-rc3-00971-g5cd9bb5-20 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10556-20130825102203-3.10.0-rc1-03344-g19b2a88-31 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-10871-20130825102412-3.11.0-rc1-00098-g00574da-17 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-11564-20130825101756-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-11942-20130825102135-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-6262-20130825103609-3.11.0-rc3-00971-g5cd9bb5-20 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-6325-20130825101802-3.11.0-rc6-wl-68528-g85a7d0d-21 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-6833-20130825104011-3.11.0-rc6-wl-68528-g85a7d0d-21 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-7211-20130825102102-3.11.0-rc6-wl-68528-g85a7d0d-18 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-8156-20130825102451-3.11.0-rc3-00971-g5cd9bb5-467 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-9101-20130825103804-3.11.0-rc3-00971-g5cd9bb5-467 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-inn-9353-20130825102031-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-nhm4-15292-20130825023615-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-nhm4-7015-20130825021033-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-nhm4-8153-20130825023027-3.11.0-rc3-00971-g5cd9bb5-470 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-21292-20130825102438-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-3647-20130824155759-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-4487-20130824155556-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-4760-20130825100445-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-7096-20130824155611-3.11.0-rc6-00208-gfeba29d-65 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-7312-20130824155736-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-8855-20130825095141-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-8873-20130824155020-3.11.0-rc6-next-20130822-07070-g245f086-1 /kernel/i386-randconfig-j5-08241525/245f08699d5320f021070ed8698ac89ebf2f0670/dmesg-kvm-waimea-9973-20130824155827-3.11.0-rc6-next-20130822-07070-g245f086-1