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INFO: task syz.7.250:8287 blocked for more than 143 seconds.
Not tainted 6.15.0-rc4-syzkaller-00256-g95d3481af6dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.7.250 state:D
stack:23848 pid:8287 tgid:8239 ppid:7897 task_flags:0x400140 flags:0x00000004
Call Trace:
<TASK>
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0x168f/0x4c70 kernel/sched/core.c:6767
vfs_open+0x3b/0x340 fs/open.c:1086
RSP: 002b:00007f0d28d59038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f0d281b6080 RCX: 00007f0d27f8e969
RDX: 0000000000101042 RSI: 0000200000000040 RDI: ffffffffffffff9c
RBP: 00007f0d28010ab1 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f0d281b6080 R15: 00007ffdb1c83ec8
</TASK>
stack:28344 pid:8291 tgid:8239 ppid:7897 task_flags:0x400140 flags:0x00000004
Call Trace:
__schedule_loop kernel/sched/core.c:6845 [inline]
schedule+0x165/0x360 kernel/sched/core.c:6860
schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6917
rwsem_down_write_slowpath+0xbec/0x1030 kernel/locking/rwsem.c:1176
__down_write_common kernel/locking/rwsem.c:1304 [inline]
__down_write kernel/locking/rwsem.c:1313 [inline]
down_write+0x1ab/0x1f0 kernel/locking/rwsem.c:1578
inode_lock include/linux/fs.h:867 [inline]
finish_preallocate_blocks fs/f2fs/file.c:559 [inline]
f2fs_file_open+0x122/0x3e0 fs/f2fs/file.c:612
do_dentry_open+0xdf0/0x1970 fs/open.c:956
vfs_open+0x3b/0x340 fs/open.c:1086
do_open fs/namei.c:3880 [inline]
path_openat+0x2ee5/0x3830 fs/namei.c:4039
do_filp_open+0x1fa/0x410 fs/namei.c:4066
| Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025/05/03 14:54 | upstream | 95d3481af6dc | b0714e37 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci2-upstream-fs | INFO: task hung in vfs_open |