bcachefs (loop5): done going read-only, filesystem not clean
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5889 at kernel/rcu/srcutree.c:1781 srcu_invoke_callbacks+0x3b1/0x450 kernel/rcu/srcutree.c:1781
Modules linked in:
CPU: 0 UID: 0 PID: 5889 Comm: kworker/0:5 Not tainted 6.15.0-rc4-syzkaller-00040-g8bac8898fe39 #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025
Workqueue: rcu_gp srcu_invoke_callbacks
RIP: 0010:srcu_invoke_callbacks+0x3b1/0x450 kernel/rcu/srcutree.c:1781
Code: 80 3c 28 00 74 0c 48 c7 c7 60 94 84 99 e8 17 e9 7a 00 48 8b 35 a0 c9 dd 17 44 89 f7 48 89 da e8 55 01 e4 ff e9 fe fe ff ff 90 <0f> 0b 90 e9 51 fd ff ff 90 0f 0b 90 e9 3c ff ff ff 89 d1 80 e1 07
RSP: 0018:ffffc90003a5fa20 EFLAGS: 00010002
RAX: 1ffffd1ffff8f2f4 RBX: ffffc90000117904 RCX: dffffc0000000000
RDX: 0000000000000001 RSI: 0000000000000004 RDI: ffffe8ffffc79798
RBP: ffffc90003a5fb10 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff5200074bf20 R12: 1ffff9200074bf4c
R13: dffffc0000000000 R14: ffff88802eefd880 R15: ffffe8ffffc797a0
FS: 0000000000000000(0000) GS:ffff8881260cc000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3011cff8 CR3: 0000000032b8c000 CR4: 0000000000350ef0
Call Trace:
<TASK>
process_one_work kernel/workqueue.c:3238 [inline]
process_scheduled_works+0xade/0x17a0 kernel/workqueue.c:3319
worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400
kthread+0x711/0x8a0 kernel/kthread.c:464
ret_from_fork+0x4e/0x80 arch/x86/kernel/process.c:153
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
</TASK>