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| Title | Replies (including bot) | Last reply |
|---|---|---|
| INFO: task hung in usb_bulk_msg | 4 (6) | 2020/10/14 16:25 |
| Reminder: 52 active syzbot reports in usb subsystem | 4 (4) | 2019/09/19 19:01 |
| Reminder: 52 active syzbot reports in usb subsystem | 1 (1) | 2019/08/22 03:28 |
| Reminder: 67 open syzbot bugs in usb subsystem | 1 (1) | 2019/07/24 01:35 |
| Reminder: 47 open syzbot bugs in usb subsystem | 1 (1) | 2019/07/09 19:01 |
| Reminder: 42 open syzbot bugs in usb subsystem | 1 (1) | 2019/06/25 03:44 |
| Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|
| linux-4.14 | INFO: task hung in usb_bulk_msg | C | 88 | 694d | 2047d | 0/1 | upstream: reported C repro on 2019/06/20 04:21 | ||
| linux-4.19 | INFO: task hung in usb_bulk_msg | C | error | 213 | 698d | 2113d | 0/1 | upstream: reported C repro on 2019/04/15 07:30 |
| Created | Duration | User | Patch | Repo | Result |
|---|---|---|---|---|---|
| 2022/10/02 22:30 | 19m | retest repro | upstream | OK log | |
| 2022/10/02 11:30 | 19m | retest repro | upstream | OK log | |
| 2022/09/29 18:30 | 18m | retest repro | upstream | OK log | |
| 2022/09/29 14:30 | 18m | retest repro | upstream | OK log | |
| 2022/09/29 12:30 | 18m | retest repro | upstream | OK log | |
| 2022/09/18 17:29 | 18m | retest repro | upstream | OK log | |
| 2022/09/11 13:27 | 18m | retest repro | upstream | OK log |
INFO: task syz-executor323:6547 blocked for more than 143 seconds.
Not tainted 5.15.0-rc4-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor323 state:D stack:26760 pid: 6547 ppid: 6546 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:4940 [inline]
__schedule+0x940/0x26f0 kernel/sched/core.c:6287
schedule+0xd3/0x270 kernel/sched/core.c:6366
schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1857
do_wait_for_common kernel/sched/completion.c:85 [inline]
__wait_for_common kernel/sched/completion.c:106 [inline]
wait_for_common kernel/sched/completion.c:117 [inline]
wait_for_completion_timeout+0x171/0x280 kernel/sched/completion.c:157
usb_start_wait_urb+0x144/0x4c0 drivers/usb/core/message.c:63
usb_bulk_msg+0x226/0x550 drivers/usb/core/message.c:387
do_proc_bulk+0x3a3/0x750 drivers/usb/core/devio.c:1236
proc_bulk drivers/usb/core/devio.c:1273 [inline]
usbdev_do_ioctl drivers/usb/core/devio.c:2547 [inline]
usbdev_ioctl+0x586/0x36c0 drivers/usb/core/devio.c:2713
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:874 [inline]
__se_sys_ioctl fs/ioctl.c:860 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:860
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f341de923a9
RSP: 002b:00007ffce9d5ab98 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f341de923a9
RDX: 00000000200002c0 RSI: 00000000c0185502 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007ffce9d5ad38 R09: 00007ffce9d5ad38
R10: 00007ffce9d5a610 R11: 0000000000000246 R12: 00007f341de516c0
R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
Showing all locks held in the system:
1 lock held by khungtaskd/27:
#0: ffffffff8b97d3e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6446
1 lock held by in:imklog/6449:
#0: ffff88801f8eab70 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:990
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 27 Comm: khungtaskd Not tainted 5.15.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:105
nmi_trigger_cpumask_backtrace+0x1ae/0x220 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline]
watchdog+0xc1d/0xf50 kernel/hung_task.c:295
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 2963 Comm: systemd-journal Not tainted 5.15.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_preemption_disabled+0x1b/0x170 lib/smp_processor_id.c:16
Code: 0f 1f 44 00 00 0f 0b e9 23 ff ff ff cc cc cc 41 56 41 55 49 89 f5 41 54 55 48 89 fd 53 0f 1f 44 00 00 65 44 8b 25 bd 37 cc 76 <65> 8b 1d 4e 92 cc 76 81 e3 ff ff ff 7f 31 ff 89 de 0f 1f 44 00 00
RSP: 0018:ffffc90002b67a50 EFLAGS: 00000046
RAX: 0000000000000007 RBX: 1ffff9200056cf52 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff898be600 RDI: ffffffff89e3a2a0
RBP: ffffffff89e3a2a0 R08: 0000000000000000 R09: ffff8880b9d32a8b
R10: ffffed10173a6551 R11: 0000000000086089 R12: 0000000000000001
R13: ffffffff898be600 R14: ffffffff904afe88 R15: 0000000000000000
FS: 00007f3e540f58c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3e514d9000 CR3: 000000007ea5b000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lockdep_recursion_inc kernel/locking/lockdep.c:433 [inline]
lock_acquire kernel/locking/lockdep.c:5624 [inline]
lock_acquire+0x170/0x510 kernel/locking/lockdep.c:5590
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:162
__debug_check_no_obj_freed lib/debugobjects.c:980 [inline]
debug_check_no_obj_freed+0xc7/0x420 lib/debugobjects.c:1023
free_pages_prepare mm/page_alloc.c:1343 [inline]
free_pcp_prepare+0x24e/0x780 mm/page_alloc.c:1389
free_unref_page_prepare mm/page_alloc.c:3315 [inline]
free_unref_page+0x19/0x690 mm/page_alloc.c:3394
slab_destroy mm/slab.c:1627 [inline]
slabs_destroy+0x89/0xc0 mm/slab.c:1647
cache_flusharray mm/slab.c:3418 [inline]
___cache_free+0x4c6/0x610 mm/slab.c:3480
qlink_free mm/kasan/quarantine.c:146 [inline]
qlist_free_all+0x4e/0x110 mm/kasan/quarantine.c:165
kasan_quarantine_reduce+0x180/0x200 mm/kasan/quarantine.c:272
__kasan_slab_alloc+0x92/0xa0 mm/kasan/common.c:444
kasan_slab_alloc include/linux/kasan.h:254 [inline]
slab_post_alloc_hook mm/slab.h:519 [inline]
slab_alloc mm/slab.c:3323 [inline]
kmem_cache_alloc+0x25f/0x540 mm/slab.c:3507
prepare_creds+0x3f/0x7b0 kernel/cred.c:262
access_override_creds fs/open.c:351 [inline]
do_faccessat+0x3f4/0x850 fs/open.c:415
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f3e533b09c7
Code: 83 c4 08 48 3d 01 f0 ff ff 73 01 c3 48 8b 0d c8 d4 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 b8 15 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a1 d4 2b 00 f7 d8 64 89 01 48
RSP: 002b:00007ffc44340c28 EFLAGS: 00000246 ORIG_RAX: 0000000000000015
RAX: ffffffffffffffda RBX: 00007ffc44343b40 RCX: 00007f3e533b09c7
RDX: 00007f3e53e21a00 RSI: 0000000000000000 RDI: 00005648140059a3
RBP: 00007ffc44340c60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000069 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ffc44343b40 R15: 00007ffc44341150
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.171 msecs
----------------
Code disassembly (best guess):
0: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
5: 0f 0b ud2
7: e9 23 ff ff ff jmpq 0xffffff2f
c: cc int3
d: cc int3
e: cc int3
f: 41 56 push %r14
11: 41 55 push %r13
13: 49 89 f5 mov %rsi,%r13
16: 41 54 push %r12
18: 55 push %rbp
19: 48 89 fd mov %rdi,%rbp
1c: 53 push %rbx
1d: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
22: 65 44 8b 25 bd 37 cc mov %gs:0x76cc37bd(%rip),%r12d # 0x76cc37e7
29: 76
* 2a: 65 8b 1d 4e 92 cc 76 mov %gs:0x76cc924e(%rip),%ebx # 0x76cc927f <-- trapping instruction
31: 81 e3 ff ff ff 7f and $0x7fffffff,%ebx
37: 31 ff xor %edi,%edi
39: 89 de mov %ebx,%esi
3b: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021/10/08 14:36 | upstream | 1da38549dd64 | efe0f24d | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | INFO: task hung in usb_bulk_msg | ||
| 2020/08/29 09:45 | upstream | 96d454cd2c16 | d5a3ae1f | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | |||
| 2020/08/29 05:36 | upstream | 96d454cd2c16 | d5a3ae1f | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
| 2020/08/29 04:17 | upstream | 96d454cd2c16 | d5a3ae1f | .config | console log | report | syz | C | ci-upstream-kasan-gce-selinux-root | |||
| 2020/08/28 16:44 | upstream | 15bc20c6af4c | 816e0689 | .config | console log | report | syz | C | ci-upstream-kasan-gce | |||
| 2020/08/28 12:52 | upstream | 15bc20c6af4c | 816e0689 | .config | console log | report | syz | C | ci-upstream-kasan-gce-root | |||
| 2020/08/28 16:12 | upstream | 15bc20c6af4c | 816e0689 | .config | console log | report | syz | C | ci-upstream-kasan-gce-386 | |||
| 2021/11/04 17:38 | upstream | 7ddb58cb0eca | 4c1be0be | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/11/04 03:19 | upstream | dcd68326d29b | 4c1be0be | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/11/01 21:16 | upstream | 8bb7eca972ad | 098b5d53 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in usb_bulk_msg | |||
| 2021/11/01 18:40 | upstream | 8bb7eca972ad | 098b5d53 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/10/31 08:53 | upstream | 119c85055d86 | 098b5d53 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/10/23 15:31 | upstream | 9c0c4d24ac00 | 282f03fb | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/10/14 08:29 | upstream | 348949d9a444 | 5462d470 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/10/06 06:33 | upstream | f6274b06e326 | 0a63fd36 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/10/05 23:56 | upstream | f6274b06e326 | 0a63fd36 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/10/03 04:16 | upstream | ab2a7a35c4e7 | db0f5787 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/09/30 08:15 | upstream | 02d5e016800d | be530f6c | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/09/27 19:07 | upstream | 5816b3e6577e | 78494d16 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/27 16:18 | upstream | 5816b3e6577e | 78494d16 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/26 05:23 | upstream | a5e0aceabef6 | 8cac236e | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/24 13:04 | upstream | f9e36107ec70 | 8cac236e | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/22 14:26 | upstream | 92477dd1faa6 | 169724fe | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/17 09:00 | upstream | bdb575f87217 | 5b989942 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/16 10:41 | upstream | b7213ffa0e58 | 07e953c1 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/07 05:41 | upstream | 27151f177827 | 6ca60148 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in usb_bulk_msg | |||
| 2021/09/06 07:10 | upstream | 0319b848b155 | d236a457 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/09/04 12:17 | upstream | 7cca308cfdc0 | d236a457 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/08/15 10:54 | upstream | ba31f97d43be | 2489ab88 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/08/09 06:51 | upstream | 66745863ecde | 6972b106 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in usb_bulk_msg | |||
| 2021/08/08 19:09 | upstream | 85a90500f9a1 | 6972b106 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/07/27 06:46 | upstream | ff1176468d36 | fd511809 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/07/04 11:02 | upstream | 3dbdb38e2869 | 55aa55c2 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/06/15 04:12 | upstream | 009c9aa5be65 | 1ba81399 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/05/31 01:22 | upstream | b90e90f40b4f | 325a8dab | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/04/23 14:39 | upstream | 18a3c5f7abfd | 17f0b706 | .config | console log | report | info | ci-upstream-kasan-gce-root | INFO: task hung in usb_bulk_msg | |||
| 2021/04/14 00:18 | upstream | eebe426d32e1 | a184b83e | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/04/13 19:51 | upstream | 89698becf06d | a184b83e | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/04/12 13:50 | upstream | d434405aaab7 | bfeda1b1 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/04/11 23:49 | upstream | 7d900724913c | bfeda1b1 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/04/11 06:11 | upstream | 52e44129fba5 | bfeda1b1 | .config | console log | report | info | ci-upstream-kasan-gce-selinux-root | INFO: task hung in usb_bulk_msg | |||
| 2021/02/21 03:07 | upstream | f40ddce88593 | 3e5ed8b4 | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/02/06 00:07 | upstream | dd86e7fa07a3 | 23a562df | .config | console log | report | info | ci-upstream-kasan-gce | INFO: task hung in usb_bulk_msg | |||
| 2021/11/05 12:08 | upstream | bf152b0b41dc | 4c1be0be | .config | console log | report | info | ci-qemu2-arm32 | INFO: task hung in usb_bulk_msg | |||
| 2021/09/29 02:32 | upstream | d33bec7b3dfa | d82cb927 | .config | console log | report | info | ci-upstream-kasan-gce-386 | INFO: task hung in usb_bulk_msg | |||
| 2020/09/27 22:51 | upstream | eeddbe6841cd | 5dd8aee8 | .config | console log | report | info | ci-upstream-kasan-gce-root | ||||
| 2020/09/27 20:16 | upstream | a1bffa48745a | 5dd8aee8 | .config | console log | report | info | ci-upstream-kasan-gce | ||||
| 2020/09/22 03:24 | upstream | ba4f184e126b | 9e1fa68e | .config | console log | report | info | ci-upstream-kasan-gce | ||||
| 2020/09/12 12:06 | upstream | e8878ab82545 | 79fb24e2 | .config | console log | report | ci-upstream-kasan-gce | |||||
| 2020/09/10 06:53 | upstream | 34d4ddd359db | 409809d8 | .config | console log | report | ci-upstream-kasan-gce | |||||
| 2020/09/10 02:10 | upstream | 34d4ddd359db | 409809d8 | .config | console log | report | ci-upstream-kasan-gce | |||||
| 2020/09/09 06:16 | upstream | 612ab8ad6414 | abf9ba4f | .config | console log | report | ci-upstream-kasan-gce | |||||
| 2020/09/08 14:59 | upstream | f4d51dffc6c0 | abf9ba4f | .config | console log | report | ci-upstream-kasan-gce | |||||
| 2020/09/07 09:58 | upstream | f4d51dffc6c0 | abf9ba4f | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
| 2020/02/11 01:26 | upstream | bb6d3fb354c5 | 18847f55 | .config | console log | report | ci-upstream-kasan-gce-smack-root | |||||
| 2018/09/06 11:20 | upstream | b36fdc6853a3 | 0bb7a7eb | .config | console log | report | ci-upstream-kasan-gce-selinux-root | |||||
| 2020/09/09 08:47 | upstream | 6f6a73c8b715 | abf9ba4f | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
| 2020/09/07 19:41 | upstream | f4d51dffc6c0 | abf9ba4f | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
| 2020/09/07 02:59 | upstream | f4d51dffc6c0 | abf9ba4f | .config | console log | report | ci-upstream-kasan-gce-386 | |||||
| 2020/07/16 10:02 | linux-next | ca0e494af5ed | f3bec699 | .config | console log | report | ci-upstream-linux-next-kasan-gce-root |