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| 🐞 Open [966] 🐞 Fixed [3918] 🐞 Invalid [8487] 📈 Kernel Health 📈 Bug Lifetimes 📈 Fuzzing 📈 Crashes |
| Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|
| android-44 | INFO: task hung in __do_page_fault | C | 1 | 1269d | 1211d | 0/2 | public: reported C repro on 2019/04/14 00:00 | ||
| linux-4.14 | INFO: task hung in __do_page_fault | C | error | 15 | 50d | 1206d | 0/1 | upstream: reported C repro on 2019/04/19 08:53 | |
| android-49 | INFO: task hung in __do_page_fault | C | 5 | 1037d | 1211d | 0/3 | public: reported C repro on 2019/04/14 08:51 | ||
| linux-4.19 | INFO: task hung in __do_page_fault | C | error | 24 | 48d | 1156d | 0/1 | upstream: reported C repro on 2019/06/08 06:01 | |
| android-414 | INFO: task hung in __do_page_fault | C | 7 | 1046d | 1213d | 0/1 | public: reported C repro on 2019/04/12 00:01 | ||
| upstream | INFO: task hung in __do_page_fault | 1 | 1575d | 1574d | 6/23 | fixed on 2018/05/17 10:02 |
INFO: task syz-executor159:10407 blocked for more than 143 seconds.
Not tainted 5.3.0-rc3+ #94
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor159 D24544 10407 10406 0x00000000
Call Trace:
context_switch kernel/sched/core.c:3254 [inline]
__schedule+0x755/0x1580 kernel/sched/core.c:3880
schedule+0xa8/0x270 kernel/sched/core.c:3944
rwsem_down_read_slowpath+0x4cc/0xfb0 kernel/locking/rwsem.c:1090
__down_read kernel/locking/rwsem.c:1320 [inline]
down_read+0x1f4/0x3f0 kernel/locking/rwsem.c:1463
do_user_addr_fault arch/x86/mm/fault.c:1392 [inline]
__do_page_fault+0xaa2/0xdd0 arch/x86/mm/fault.c:1506
do_page_fault+0x38/0x590 arch/x86/mm/fault.c:1530
page_fault+0x39/0x40 arch/x86/entry/entry_64.S:1202
RIP: 0033:0x4aeba0
Code: Bad RIP value.
RSP: 002b:00007ffdc546a828 EFLAGS: 00010206
RAX: 00000000004aeba0 RBX: 0000000000000001 RCX: 00000000006e47b0
RDX: 0000000000409e70 RSI: 0000000000000001 RDI: 00000000004d0430
RBP: 00007ffdc546a830 R08: 0000000000000000 R09: 0000000000000000
R10: 00007ffdc546a8b0 R11: 0000000000000000 R12: 0000000000000001
R13: 00000000006e47a0 R14: 000000000000002d R15: 0000000000000006
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 1057 Comm: khungtaskd Not tainted 5.3.0-rc3+ #94
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x172/0x1f0 lib/dump_stack.c:113
nmi_cpu_backtrace.cold+0x70/0xb2 lib/nmi_backtrace.c:101
nmi_trigger_cpumask_backtrace+0x23b/0x28b lib/nmi_backtrace.c:62
arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:205 [inline]
watchdog+0x9d0/0xef0 kernel/hung_task.c:289
kthread+0x361/0x430 kernel/kthread.c:255
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 10417 Comm: syz-executor159 Not tainted 5.3.0-rc3+ #94
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:lock_acquire+0x1b9/0x410 kernel/locking/lockdep.c:4414
Code: ff 48 b8 00 00 00 00 00 fc ff df 65 48 8b 1c 25 40 fe 01 00 48 8d bb 8c 08 00 00 48 83 c4 20 48 89 fa 48 c1 ea 03 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 0d 02 00 00 48
RSP: 0018:ffff8880920278a0 EFLAGS: 00000807
RAX: dffffc0000000000 RBX: ffff88808ed74080 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff88808ed7490c
RBP: ffff8880920278e8 R08: 0000000000000001 R09: 0000000000000000
R10: fffffbfff134ae67 R11: ffff88808ed74080 R12: ffff8880a1974bd0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS: 00007fdd2663b700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffff600400 CR3: 0000000096c1e000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__mutex_lock_common kernel/locking/mutex.c:930 [inline]
__mutex_lock+0x156/0x13c0 kernel/locking/mutex.c:1077
mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1092
perf_mmap+0x736/0x19b0 kernel/events/core.c:5700
call_mmap include/linux/fs.h:1875 [inline]
mmap_region+0xc35/0x1760 mm/mmap.c:1788
do_mmap+0x82e/0x1090 mm/mmap.c:1561
do_mmap_pgoff include/linux/mm.h:2374 [inline]
vm_mmap_pgoff+0x1c5/0x230 mm/util.c:391
ksys_mmap_pgoff+0x4aa/0x630 mm/mmap.c:1611
__do_sys_mmap arch/x86/kernel/sys_x86_64.c:100 [inline]
__se_sys_mmap arch/x86/kernel/sys_x86_64.c:91 [inline]
__x64_sys_mmap+0xe9/0x1b0 arch/x86/kernel/sys_x86_64.c:91
do_syscall_64+0xfd/0x6a0 arch/x86/entry/common.c:296
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x448d19
Code: e8 7c 1a 03 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 3b 0c fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fdd2663acd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00000000006dfc58 RCX: 0000000000448d19
RDX: 0000000000000000 RSI: 0000000000003000 RDI: 0000000020ffd000
RBP: 00000000006dfc50 R08: 0000000000000003 R09: 0000000000000000
R10: 0000000000001011 R11: 0000000000000246 R12: 00000000006dfc5c
R13: 00007ffdc546a80f R14: 00007fdd2663b9c0 R15: 0000000000000005
| Manager | Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ci-upstream-kasan-gce-selinux-root | 2019/08/07 10:26 | upstream | 33920f1ec5bf | cdde7486 | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-root | 2019/08/07 09:33 | upstream | f4eb1423e433 | cdde7486 | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce | 2019/07/27 22:35 | upstream | 5168afe6ef59 | c85e1c5b | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-smack-root | 2019/06/08 20:41 | upstream | 79c3ba3206c7 | 0159583c | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-root | 2019/06/08 19:12 | upstream | 79c3ba3206c7 | 0159583c | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-selinux-root | 2019/06/08 17:36 | upstream | 79c3ba3206c7 | 0159583c | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-smack-root | 2019/04/21 17:54 | upstream | 9e5de623a0cb | b0e8efcb | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-selinux-root | 2019/04/13 07:06 | upstream | 8ee15f324866 | c402d8f1 | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-smack-root | 2018/10/27 01:56 | upstream | 18d0eae30e6a | a8292de9 | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-selinux-root | 2018/10/27 01:55 | upstream | 18d0eae30e6a | a8292de9 | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-root | 2018/10/27 01:55 | upstream | 18d0eae30e6a | a8292de9 | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-386 | 2019/07/27 22:53 | upstream | 5168afe6ef59 | c85e1c5b | .config | log | report | syz | C | ||
| ci-upstream-linux-next-kasan-gce-root | 2019/07/29 07:32 | linux-next | fde50b96be82 | c85e1c5b | .config | log | report | syz | C | ||
| ci-upstream-linux-next-kasan-gce-root | 2019/06/26 05:02 | linux-next | 902031767aec | 0a8d1a96 | .config | log | report | syz | C | ||
| ci-upstream-linux-next-kasan-gce-root | 2019/06/18 03:22 | linux-next | a125097c8410 | 442206d7 | .config | log | report | syz | C | ||
| ci-upstream-linux-next-kasan-gce-root | 2019/04/22 14:08 | linux-next | 3f018f4a019a | 0a77c33c | .config | log | report | syz | C | ||
| ci-upstream-linux-next-kasan-gce-root | 2018/10/27 01:54 | linux-next | 8c60c36d0b8c | a8292de9 | .config | log | report | syz | C | ||
| ci-upstream-kasan-gce-smack-root | 2019/06/15 22:51 | upstream | e01e060fe00d | 442206d7 | .config | log | report | ||||
| ci-upstream-kasan-gce-root | 2019/06/11 01:19 | upstream | 01ccc3ad4413 | 0159583c | .config | log | report | ||||
| ci-upstream-kasan-gce | 2019/06/06 15:35 | upstream | 156c05917e09 | 698773cb | .config | log | report | ||||
| ci-upstream-kasan-gce-root | 2019/03/26 18:36 | upstream | a3ac7917b730 | 55684ce1 | .config | log | report | ||||
| ci-upstream-kasan-gce-smack-root | 2019/03/14 05:33 | upstream | ebc551f2b8f9 | 2881fc25 | .config | log | report | ||||
| ci-upstream-kasan-gce-smack-root | 2019/02/28 05:44 | upstream | 7d762d69145a | 34ec456b | .config | log | report | ||||
| ci-upstream-kasan-gce-smack-root | 2019/02/23 18:25 | upstream | cb268d806972 | 18107ce0 | .config | log | report | ||||
| ci-upstream-kasan-gce-smack-root | 2019/02/04 10:43 | upstream | 8834f5600cf3 | c198d5dd | .config | log | report | ||||
| ci-upstream-kasan-gce-smack-root | 2019/01/24 03:59 | upstream | 30bac164aca7 | 56558f63 | .config | log | report | ||||
| ci-upstream-kasan-gce-selinux-root | 2019/01/24 03:57 | upstream | 30bac164aca7 | 56558f63 | .config | log | report | ||||
| ci-upstream-kasan-gce-root | 2019/01/01 07:40 | upstream | f12e840c819b | 3d85f48c | .config | log | report | ||||
| ci-upstream-kasan-gce-selinux-root | 2018/10/22 04:25 | upstream | 467e050e9760 | ecb386fe | .config | log | report | ||||
| ci-upstream-kasan-gce-root | 2018/08/28 10:04 | upstream | 050cdc6c9501 | 7ef1de9e | .config | log | report | ||||
| ci-upstream-kasan-gce-386 | 2019/03/07 10:39 | upstream | f90d64483ebd | 8c085c5e | .config | log | report | ||||
| ci-upstream-linux-next-kasan-gce-root | 2019/07/04 21:36 | linux-next | f9ca7f5a1eb9 | 429efa16 | .config | log | report | ||||
| ci-upstream-linux-next-kasan-gce-root | 2019/02/21 21:25 | linux-next | 550f4769c7c4 | 7ff74a98 | .config | log | report | ||||
| ci-upstream-linux-next-kasan-gce-root | 2018/11/29 16:53 | linux-next | 442b8cea2477 | 4b6d14f2 | .config | log | report |