INFO: task hung in f2fs_write

INFO: task hung in f2fs_write_inode

Status: upstream: reported C repro on 2026/01/23 14:26
Subsystems: f2fs
[Documentation on labels]
Reported-by: syzbot+ffb43ecff88cb2a47dd3@syzkaller.appspotmail.com
First crash: 21d, last: 21d

▶ ▼ Discussions (1)

Title	Replies (including bot)	Last reply
[syzbot] [f2fs?] INFO: task hung in f2fs_write_inode	0 (1)	2026/01/23 14:26

▶ ▼ Last patch testing requests (1)


Created	Duration	User	Patch	Repo	Result
2026/02/02 14:27	1h27m	retest repro		git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci	error

Sample crash report:

INFO: task kworker/u8:14:4087 blocked for more than 143 seconds.
Call trace:
 f2fs_write_inode+0x3b0/0x68c fs/f2fs/inode.c:826
 kthread+0x5fc/0x75c kernel/kthread.c:463
 #0: ffff0000c1ff2948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x1558 kernel/workqueue.c:3231
3 locks held by syz-executor142/6594:

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2026/01/19 14:21	git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci	59e4d31a0470	d6526ea3	.config	console log	report	syz / log	C		[disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)]	ci-upstream-gce-arm64	INFO: task hung in f2fs_write_inode

* ~~Struck through~~ repros no longer work on HEAD.