syzbot


INFO: task hung in f2fs_build_free_nids

Status: auto-obsoleted due to no activity on 2024/11/06 23:18
Subsystems: f2fs
[Documentation on labels]
First crash: 193d, last: 193d

Sample crash report:
INFO: task syz.3.260:7611 blocked for more than 143 seconds.
      Not tainted 6.10.0-rc7-syzkaller-gc912bf709078 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.3.260       state:D stack:0     pid:7611  tgid:7610  ppid:6381   flags:0x0400000d
Call trace:
 __switch_to+0x314/0x560 arch/arm64/kernel/process.c:553
 context_switch kernel/sched/core.c:5408 [inline]
 __schedule+0x14ac/0x24d8 kernel/sched/core.c:6745
 __schedule_loop kernel/sched/core.c:6822 [inline]
 schedule+0xbc/0x238 kernel/sched/core.c:6837
 schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6894
 __mutex_lock_common+0xbd8/0x21a0 kernel/locking/mutex.c:684
 __mutex_lock kernel/locking/mutex.c:752 [inline]
 mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:804
 f2fs_build_free_nids+0xc0/0xf88 fs/f2fs/node.c:2564

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/08/08 23:12 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c912bf709078 61405512 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 INFO: task hung in f2fs_build_free_nids
* Struck through repros no longer work on HEAD.