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| Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
|---|---|---|---|---|---|---|---|---|---|---|
| upstream | INFO: task hung in serio_unregister_port (3) input | 1 | 1 | 129d | 129d | 0/29 | auto-obsoleted due to no activity on 2026/01/15 01:35 | |||
| upstream | INFO: task hung in serio_unregister_port (2) input | 1 | 1 | 399d | 399d | 0/29 | auto-obsoleted due to no activity on 2025/04/19 16:42 |
INFO: task syz-executor.4:6374 blocked for more than 143 seconds.
Not tainted 6.10.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D
stack:26624 pid:6374 tgid:6374 ppid:6042 flags:0x00004006
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0x17e8/0x4a20 kernel/sched/core.c:6745
__schedule_loop kernel/sched/core.c:6822 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6837
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6894
__mutex_lock_common kernel/locking/mutex.c:684 [inline]
__mutex_lock+0x6a4/0xd70 kernel/locking/mutex.c:752
serio_unregister_port+0x2f/0x140 drivers/input/serio/serio.c:704
userio_char_release+0x8e/0xc0 drivers/input/serio/userio.c:111
__fput+0x406/0x8b0 fs/file_table.c:422
task_work_run+0x24f/0x310 kernel/task_work.c:180
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop kernel/entry/common.c:114 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0x168/0x370 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0d5687cf69
RSP: 002b:00007f0d56adfb88 EFLAGS: 00000246
ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f0d569b5980 RCX: 00007f0d5687cf69
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f0d569b5980 R08: 7fffffffffffffff R09: 0000001e00000000
R10: 0000000084b645a5 R11: 0000000000000246 R12: 000000000001f096
R13: 00007f0d569b3f8c R14: 0000000000000032 R15: 00007f0d569b5980
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024/06/11 01:54 | upstream | 83a7eefedc9b | 048c640a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | INFO: task hung in serio_unregister_port |