WARNING in hfsplus_ext_write

Title	Replies (including bot)	Last reply
[syzbot] [hfs?] WARNING in hfsplus_ext_write_extent (2)	0 (1)	2023/12/22 00:59

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[syzbot] [hfs?] WARNING in hfsplus_ext_write_extent (2)

0 (1)

2023/12/22 00:59

Kernel	Title	Rank 🛈	Count	Last	Reported	Patched	Status
linux-6.6	WARNING in hfsplus_ext_write_extent	-1	3	161d	185d	0/2	auto-obsoleted due to no activity on 2026/05/28 04:43
linux-6.1	WARNING in hfsplus_ext_write_extent (2)	-1	1	280d	280d	0/3	auto-obsoleted due to no activity on 2026/01/29 02:49
linux-5.15	WARNING in hfsplus_ext_write_extent	-1	2	382d	392d	0/3	auto-obsoleted due to no activity on 2025/10/18 16:49
linux-5.15	WARNING in hfsplus_ext_write_extent (2)	-1	1	250d	250d	0/3	auto-obsoleted due to no activity on 2026/02/27 18:16
upstream	WARNING in hfsplus_ext_write_extent hfs	-1	26	1078d	1337d	0/29	auto-obsoleted due to no activity on 2023/11/22 16:42
linux-6.1	WARNING in hfsplus_ext_write_extent	-1	1	1185d	1185d	0/3	auto-obsoleted due to no activity on 2023/08/23 09:09

------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 1 PID: 6540 at kernel/locking/mutex.c:582 __mutex_lock_common kernel/locking/mutex.c:582 [inline] WARNING: CPU: 1 PID: 6540 at kernel/locking/mutex.c:582 __mutex_lock+0xc36/0xd60 kernel/locking/mutex.c:747 Modules linked in: CPU: 1 PID: 6540 Comm: kworker/u4:0 Not tainted 6.7.0-rc6-syzkaller-00022-g55cb5f43689d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Workqueue: writeback wb_workfn (flush-7:4) RIP: 0010:__mutex_lock_common kernel/locking/mutex.c:582 [inline] RIP: 0010:__mutex_lock+0xc36/0xd60 kernel/locking/mutex.c:747 Code: 0f b6 04 20 84 c0 0f 85 18 01 00 00 83 3d 21 0c e0 03 00 75 19 90 48 c7 c7 60 90 6a 8b 48 c7 c6 00 91 6a 8b e8 1b 76 33 f6 90 <0f> 0b 90 90 90 e9 c8 f4 ff ff 90 0f 0b 90 e9 d6 f8 ff ff 90 0f 0b RSP: 0018:ffffc90016a7f200 EFLAGS: 00010246 RAX: e1774778be1ec900 RBX: 0000000000000000 RCX: ffff888069518000 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90016a7f350 R08: ffffffff81545d22 R09: 1ffff11017325172 R10: dffffc0000000000 R11: ffffed1017325173 R12: dffffc0000000000 R13: ffff8880355356a0 R14: 0000000000000000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b3992d6000 CR3: 0000000032017000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> hfsplus_ext_write_extent+0x8e/0x1f0 fs/hfsplus/extents.c:149 hfsplus_write_inode+0x22/0x5e0 fs/hfsplus/super.c:154 write_inode fs/fs-writeback.c:1473 [inline] __writeback_single_inode+0x69b/0xfc0 fs/fs-writeback.c:1690 writeback_sb_inodes+0x8e3/0x1220 fs/fs-writeback.c:1916 wb_writeback+0x44d/0xc70 fs/fs-writeback.c:2092 wb_do_writeback fs/fs-writeback.c:2239 [inline] wb_workfn+0x400/0xfb0 fs/fs-writeback.c:2279 process_one_work kernel/workqueue.c:2627 [inline] process_scheduled_works+0x90f/0x1420 kernel/workqueue.c:2700 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2781 kthread+0x2d3/0x370 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242 </TASK>

Crashes (1):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Syz repro	C repro	VM info	Assets (help?)	Manager	Title
2023/12/20 06:17	upstream	55cb5f43689d	3ad490ea	.config	console log	report			info	[disk image] [vmlinux] [kernel image]	ci2-upstream-fs	WARNING in hfsplus_ext_write_extent

Crashes (1):

Assets (help?)