syzbot


INFO: task hung in sys_prctl

Status: auto-obsoleted due to no activity on 2024/09/03 18:54
Subsystems: kernel
[Documentation on labels]
First crash: 252d, last: 252d

Sample crash report:
INFO: task syz-executor.2:5331 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc2-syzkaller-00064-g71d7b52cc33b #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D
 stack:26224 pid:5331  tgid:5330  ppid:5126   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
 sched_core_get+0x51/0x180 kernel/sched/core.c:420
 sched_core_alloc_cookie+0x71/0xa0 kernel/sched/core_sched.c:18
 sched_core_share_pid+0x298/0x7d0 kernel/sched/core_sched.c:185
 __do_sys_prctl kernel/sys.c:2729 [inline]
 __se_sys_prctl+0xe27/0x3990 kernel/sys.c:2457

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/06/05 18:53 upstream 71d7b52cc33b e1e2c66e .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: task hung in sys_prctl
* Struck through repros no longer work on HEAD.