syzbot


corrupted report

Status: auto-closed as invalid on 2020/02/29 14:20
Reported-by: syzbot+af754a5b3fd1128d0456@syzkaller.appspotmail.com
First crash: 2012d, last: 1554d
Similar bugs (16)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-10 corrupted report (2) 6 182d 260d 0/2 auto-obsoleted due to no activity on 2023/12/02 13:09
linux-4.19 corrupted report gfs2 sysv ext4 hfsplus 6619 363d 1788d 0/1 upstream: reported on 2019/04/11 04:14
android-5-15 corrupted report 4 231d 313d 0/2 auto-obsoleted due to no activity on 2023/10/14 13:19
upstream corrupted report 29 2291d 2293d 0/26 closed as invalid on 2017/11/24 12:19
android-54 corrupted report 697176 now 1483d 0/2 upstream: reported on 2020/02/10 10:21
linux-4.4 corrupted report 12 1634d 1762d 0/1 auto-closed as invalid on 2020/01/10 12:28
linux-4.14 corrupted report cramfs 6026 363d 1787d 0/1 upstream: reported on 2019/04/12 21:21
android-6-1 corrupted report 14 6d10h 222d 0/2 premoderation: reported on 2023/07/25 23:06
android-5-10 corrupted report 289 661d 810d 0/2 auto-closed as invalid on 2022/07/11 05:59
android-49 corrupted report 567 2291d 2293d 0/3 closed as invalid on 2017/11/24 12:19
android-5-15 corrupted report (2) 1 92d 92d 0/2 auto-obsoleted due to no activity on 2024/03/01 04:17
upstream corrupted report (2) kasan 457874 5m 2153d 0/26 moderation: reported on 2018/04/11 09:52
linux-5.15 corrupted report 148 4h05m 357d 0/3 upstream: reported on 2023/03/12 22:30
android-49 corrupted report (2) 19181 1551d 1785d 0/3 auto-closed as invalid on 2020/03/03 12:39
linux-6.1 corrupted report 6777 1h22m 362d 0/3 upstream: reported on 2023/03/07 17:14
android-44 corrupted report 7075 1552d 1785d 0/2 auto-closed as invalid on 2020/03/02 23:26

Sample crash report:
[30528]     0 30528    18246     8965      27       4        0          1000 syz-executor.2
[30574]     0 30574    18246     9608      27       4        0          1000 syz-executor.4
[30578]     0 30578    18246     9510      27       4        0          1000 syz-executor.3
INFO: rcu_preempt detected stalls on CPUs/tasks:
	Tasks blocked on level-0 rcu_node (CPUs 0-1): P9971
	(detected by 0, t=10502 jiffies, g=71585, c=71584, q=357)
kworker/u4:0    R  running task    22832  9971      2 0x80000000
Workqueue: events_unbound call_usermodehelper_exec_work
Call Trace:
 preempt_schedule_common+0x4f/0xd0 kernel/sched/core.c:3579
 ___preempt_schedule+0x16/0x18
 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock+0x3b/0x40 kernel/locking/spinlock.c:184
 spin_unlock include/linux/spinlock.h:357 [inline]
 task_unlock include/linux/sched/task.h:136 [inline]
 dump_tasks mm/oom_kill.c:403 [inline]
 dump_header+0x7bb/0x848 mm/oom_kill.c:428
 oom_kill_process.cold+0x10/0xde6 mm/oom_kill.c:861
 out_of_memory mm/oom_kill.c:1084 [inline]
 out_of_memory+0x2d2/0xab0 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3415 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4112 [inline]
 __alloc_pages_nodemask+0x1988/0x2370 mm/page_alloc.c:4277
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 alloc_pages_node include/linux/gfp.h:511 [inline]
 alloc_thread_stack_node kernel/fork.c:243 [inline]
 dup_task_struct kernel/fork.c:529 [inline]
 copy_process.part.0+0x2c9/0x66c0 kernel/fork.c:1729
 copy_process kernel/fork.c:1679 [inline]
 _do_fork+0x197/0xce0 kernel/fork.c:2220
 kernel_thread+0x2f/0x40 kernel/fork.c:2284
 call_usermodehelper_exec_sync kernel/umh.c:123 [inline]
 call_usermodehelper_exec_work+0xa7/0x230 kernel/umh.c:175
 process_one_work+0x7f1/0x1580 kernel/workqueue.c:2134
 worker_thread+0xdd/0xdf0 kernel/workqueue.c:2271
 kthread+0x31f/0x430 kernel/kthread.c:232
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:404
kworker/u4:0    R  running task    22832  9971      2 0x80000000
Workqueue: events_unbound call_usermodehelper_exec_work
Call Trace:
 preempt_schedule_common+0x4f/0xd0 kernel/sched/core.c:3579
 ___preempt_schedule+0x16/0x18
 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock+0x3b/0x40 kernel/locking/spinlock.c:184
 spin_unlock include/linux/spinlock.h:357 [inline]
 task_unlock include/linux/sched/task.h:136 [inline]
 dump_tasks mm/oom_kill.c:403 [inline]
 dump_header+0x7bb/0x848 mm/oom_kill.c:428
 oom_kill_process.cold+0x10/0xde6 mm/oom_kill.c:861
 out_of_memory mm/oom_kill.c:1084 [inline]
 out_of_memory+0x2d2/0xab0 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3415 [inline]
 __alloc_pages_slowpath mm/page_alloc.c:4112 [inline]
 __alloc_pages_nodemask+0x1988/0x2370 mm/page_alloc.c:4277
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 alloc_pages_node include/linux/gfp.h:511 [inline]
 alloc_thread_stack_node kernel/fork.c:243 [inline]
 dup_task_struct kernel/fork.c:529 [inline]
 copy_process.part.0+0x2c9/0x66c0 kernel/fork.c:1729
 copy_process kernel/fork.c:1679 [inline]
 _do_fork+0x197/0xce0 kernel/fork.c:2220
 kernel_thread+0x2f/0x40 kernel/fork.c:2284
 call_usermodehelper_exec_sync kernel/umh.c:123 [inline]
 call_usermodehelper_exec_work+0xa7/0x230 kernel/umh.c:175
 process_one_work+0x7f1/0x1580 kernel/workqueue.c:2134
 worker_thread+0xdd/0xdf0 kernel/workqueue.c:2271
 kthread+0x31f/0x430 kernel/kthread.c:232
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:404
[30579]     0 30579    18280    12842      34       4        0          1000 syz-executor.2
[30583]     0 30583    18280    12563      33       4        0          1000 syz-executor.5
[30596]     0 30596    18246     9706      27       4        0          1000 syz-executor.3
[30598]     0 30598    18247     8979      26       4        0          1000 syz-executor.4
[30612]     0 30612    18246     9535      27       4        0          1000 syz-executor.3
[30624]     0 30624    18247     9363      27       4        0          1000 syz-executor.4
[30652]     0 30652    18247    10104      28       4        0          1000 syz-executor.4
[30656]     0 30656    18280    12552      34       4        0          1000 syz-executor.2
[30668]     0 30668    18246     9767      27       4        0          1000 syz-executor.4
[30686]     0 30686    18247     9980      28       4        0          1000 syz-executor.4
[30713]     0 30713    18247    12841      33       4        0          1000 syz-executor.3
[30719]     0 30719    18280    12227      33       4        0          1000 syz-executor.2
[30734]     0 30734    18247     9035      26       4        0          1000 syz-executor.4
[30744]     0 30744    18280    12843      33       4        0          1000 syz-executor.5
[30765]     0 30765    18279     9094      27       4        0          1000 syz-executor.2
[30782]     0 30782    18246     9178      27       4        0          1000 syz-executor.2
[30784]     0 30784    18246     9361      27       4        0          1000 syz-executor.4
[30786]     0 30786    18246     9302      27       4        0          1000 syz-executor.3
[30820]     0 30820    18280     9065      26       4        0          1000 syz-executor.4
[30822]     0 30822    18280    12843      33       4        0          1000 syz-executor.5
[30861]     0 30861    18247    12841      33       4        0          1000 syz-executor.3
[30867]     0 30867    18247     8800      26       4        0          1000 syz-executor.4
[30874]     0 30874    18214     8747      26       4        0          1000 syz-executor.5
[30895]     0 30895    18247    12840      34       4        0          1000 syz-executor.2
[30908]     0 30908    18247     9884      28       4        0          1000 syz-executor.3
[30925]     0 30925    18247     9785      28       4        0          1000 syz-executor.3
[30949]     0 30949    18247    12842      33       4        0          1000 syz-executor.3
[30963]     0 30963    18247    12841      33       4        0          1000 syz-executor.5
[30976]     0 30976    18247     9345      28       4        0          1000 syz-executor.2
[30999]     0 30999    18280     9224      26       4        0          1000 syz-executor.4
[31022]     0 31022    18247    12842      33       4        0          1000 syz-executor.5
[31042]     0 31042    18279     8876      27       4        0          1000 syz-executor.2
[31066]     0 31066    18214     9245      26       4        0          1000 syz-executor.4
[31091]     0 31091    18214     9252      26       4        0          1000 syz-executor.4
[31116]     0 31116    18247    11671      31       4        0          1000 syz-executor.5
[31131]     0 31131    18213     9014      26       4        0          1000 syz-executor.4
[31134]     0 31134    18246     9188      27       4        0          1000 syz-executor.2
[31156]     0 31156    18280    10807      31       4        0          1000 syz-executor.2
[31198]     0 31198    18214     8950      26       4        0          1000 syz-executor.4
[31231]     0 31231    18247    12841      33       4        0          1000 syz-executor.3
[31272]     0 31272    18280     8750      26       4        0          1000 syz-executor.5
[31282]     0 31282    18247    12842      33       4        0          1000 syz-executor.3
[31337]     0 31337    18246     9083      27       4        0          1000 syz-executor.2
[31355]     0 31355    18214     8747      26       4        0          1000 syz-executor.5
[31357]     0 31357    18214     8746      26       4        0          1000 syz-executor.4
[31362]     0 31362    18247    12842      33       4        0          1000 syz-executor.3
[31365]     0 31365    18247    12841      34       4        0          1000 syz-executor.2
[31411]     0 31411    18247    12732      34       4        0          1000 syz-executor.2
[31473]     0 31473    18247    12841      34       4        0          1000 syz-executor.2
[31494]     0 31494    18214     8745      26       4        0          1000 syz-executor.4
[31512]     0 31512    18214     8745      26       4        0          1000 syz-executor.4
[31523]     0 31523    18247    12842      33       4        0          1000 syz-executor.3
[31530]     0 31530    18214     8745      26       4        0          1000 syz-executor.4
[31571]     0 31571    18181     8745      26       4        0          1000 syz-executor.5
[31637]     0 31637    18214    12839      33       4        0          1000 syz-executor.5
[31689]     0 31689    18214     8746      26       4        0          1000 syz-executor.4
[31705]     0 31705    18213     8746      26       4        0          1000 syz-executor.4
[31796]     0 31796    18214    12839      33       4        0          1000 syz-executor.5

Crashes (5888):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/12/01 14:19 android-4.14 13855a652bd5 a76bf83f .config console log report ci-android-414-kasan-gce-root
2019/11/30 12:00 android-4.14 714ada7cabc7 3a75be00 .config console log report ci-android-414-kasan-gce-root
2019/11/29 17:37 android-4.14 714ada7cabc7 d29b9e84 .config console log report ci-android-414-kasan-gce-root
2019/11/29 09:07 android-4.14 714ada7cabc7 76357d6f .config console log report ci-android-414-kasan-gce-root
2019/11/28 21:25 android-4.14 714ada7cabc7 46869e3e .config console log report ci-android-414-kasan-gce-root
2019/11/28 17:18 android-4.14 714ada7cabc7 46869e3e .config console log report ci-android-414-kasan-gce-root
2019/11/28 02:47 android-4.14 714ada7cabc7 0d63f89c .config console log report ci-android-414-kasan-gce-root
2019/11/27 20:16 android-4.14 f9b4ab5c8e99 0d63f89c .config console log report ci-android-414-kasan-gce-root
2019/11/27 12:26 android-4.14 f9b4ab5c8e99 1048481f .config console log report ci-android-414-kasan-gce-root
2019/11/25 20:14 android-4.14 f9b4ab5c8e99 371caf77 .config console log report ci-android-414-kasan-gce-root
2019/11/22 17:41 android-4.14 7bc77fd33905 598ca6c8 .config console log report ci-android-414-kasan-gce-root
2019/11/21 02:01 android-4.14 7bc77fd33905 8098ea0f .config console log report ci-android-414-kasan-gce-root
2019/11/21 00:30 android-4.14 7bc77fd33905 8098ea0f .config console log report ci-android-414-kasan-gce-root
2019/11/20 16:22 android-4.14 460dc7c31cef f4b7ed07 .config console log report ci-android-414-kasan-gce-root
2019/11/20 07:14 android-4.14 460dc7c31cef f4b7ed07 .config console log report ci-android-414-kasan-gce-root
2019/11/19 20:12 android-4.14 460dc7c31cef 5bc70212 .config console log report ci-android-414-kasan-gce-root
2019/11/19 11:24 android-4.14 460dc7c31cef 5bc70212 .config console log report ci-android-414-kasan-gce-root
2019/11/18 23:42 android-4.14 460dc7c31cef 1daed50a .config console log report ci-android-414-kasan-gce-root
2019/11/18 14:49 android-4.14 460dc7c31cef 1daed50a .config console log report ci-android-414-kasan-gce-root
2019/11/18 04:12 android-4.14 460dc7c31cef d5696d51 .config console log report ci-android-414-kasan-gce-root
2019/11/18 01:28 android-4.14 460dc7c31cef d5696d51 .config console log report ci-android-414-kasan-gce-root
2019/11/17 22:36 android-4.14 460dc7c31cef d5696d51 .config console log report ci-android-414-kasan-gce-root
2019/11/17 16:32 android-4.14 460dc7c31cef d5696d51 .config console log report ci-android-414-kasan-gce-root
2019/11/16 22:01 android-4.14 460dc7c31cef d5696d51 .config console log report ci-android-414-kasan-gce-root
2019/11/16 04:44 android-4.14 460dc7c31cef cdac920b .config console log report ci-android-414-kasan-gce-root
2019/11/15 23:58 android-4.14 460dc7c31cef cdac920b .config console log report ci-android-414-kasan-gce-root
2019/11/15 13:27 android-4.14 460dc7c31cef 79248ee8 .config console log report ci-android-414-kasan-gce-root
2019/11/15 05:43 android-4.14 460dc7c31cef a24fe792 .config console log report ci-android-414-kasan-gce-root
2019/11/14 06:16 android-4.14 20243f806145 048f2d49 .config console log report ci-android-414-kasan-gce-root
2019/11/14 04:39 android-4.14 20243f806145 048f2d49 .config console log report ci-android-414-kasan-gce-root
2019/11/13 19:12 android-4.14 0ac69147fd8c 048f2d49 .config console log report ci-android-414-kasan-gce-root
2019/11/13 03:54 android-4.14 0ac69147fd8c 048f2d49 .config console log report ci-android-414-kasan-gce-root
2019/11/12 20:08 android-4.14 0ac69147fd8c 048f2d49 .config console log report ci-android-414-kasan-gce-root
2019/11/12 15:46 android-4.14 10e570bfc15a 048f2d49 .config console log report ci-android-414-kasan-gce-root
2019/11/12 04:02 android-4.14 10e570bfc15a 048f2d49 .config console log report ci-android-414-kasan-gce-root
2019/11/11 03:18 android-4.14 10e570bfc15a dc438b91 .config console log report ci-android-414-kasan-gce-root
2019/11/10 09:07 android-4.14 81144e705f48 dc438b91 .config console log report ci-android-414-kasan-gce-root
2019/11/09 02:50 android-4.14 81144e705f48 dc438b91 .config console log report ci-android-414-kasan-gce-root
2019/11/08 06:40 android-4.14 f40abacc8ac0 f39aff9e .config console log report ci-android-414-kasan-gce-root
2019/11/07 22:36 android-4.14 6e5cc2351dea f39aff9e .config console log report ci-android-414-kasan-gce-root
2019/11/07 10:10 android-4.14 6e5cc2351dea d797d201 .config console log report ci-android-414-kasan-gce-root
2019/11/07 06:50 android-4.14 6e5cc2351dea d797d201 .config console log report ci-android-414-kasan-gce-root
2019/11/06 07:27 android-4.14 2b2bb0cce0a5 bc2c6e45 .config console log report ci-android-414-kasan-gce-root
2019/11/06 04:57 android-4.14 2b2bb0cce0a5 bc2c6e45 .config console log report ci-android-414-kasan-gce-root
2019/11/05 20:02 android-4.14 6409e7e01d11 0f3ec414 .config console log report ci-android-414-kasan-gce-root
2019/11/05 04:43 android-4.14 6409e7e01d11 76630fc9 .config console log report ci-android-414-kasan-gce-root
2019/11/04 23:08 android-4.14 6409e7e01d11 76630fc9 .config console log report ci-android-414-kasan-gce-root
2019/11/04 13:31 android-4.14 6409e7e01d11 18e12644 .config console log report ci-android-414-kasan-gce-root
2018/08/30 04:10 android-4.14 47350a9f13c6 6c7e9d3d .config console log report ci-android-414-kasan-gce-root
* Struck through repros no longer work on HEAD.