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kernel BUG at fs/ocfs2/alloc.c:6012!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 10636 Comm: kworker/u4:22 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: ocfs2_wq ocfs2_truncate_log_worker
RIP: 0010:__ocfs2_flush_truncate_log+0xf7e/0x10b0 fs/ocfs2/alloc.c:6012
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 28 fc ff ff 48 89 df e8 d3 36 93 fe e9 1b fc ff ff e8 59 c8 3b fe 0f 0b e8 52 c8 3b fe <0f> 0b f3 0f 1e fa 65 44 8b 35 50 ed b9 7c bf 07 00 00 00 44 89 f6
RSP: 0018:ffffc90019edf900 EFLAGS: 00010293
RAX: ffffffff8349c86e RBX: ffff88807e934000 RCX: ffff88807dd23c00
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: ffffc90019edfb10 R08: ffffc90019edf887 R09: 1ffff920033dbf10
R10: dffffc0000000000 R11: fffff520033dbf11 R12: 00000000ffffffff
R13: ffff88804d97ec38 R14: ffff88804e1dda00 R15: ffff888030d7d400
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f31877aedd0 CR3: 0000000076c94000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 ocfs2_flush_truncate_log fs/ocfs2/alloc.c:6077 [inline]
 ocfs2_truncate_log_worker+0xa3/0x190 fs/ocfs2/alloc.c:6090
 process_one_work kernel/workqueue.c:2634 [inline]
 process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__ocfs2_flush_truncate_log+0xf7e/0x10b0 fs/ocfs2/alloc.c:6012
Code: ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 28 fc ff ff 48 89 df e8 d3 36 93 fe e9 1b fc ff ff e8 59 c8 3b fe 0f 0b e8 52 c8 3b fe <0f> 0b f3 0f 1e fa 65 44 8b 35 50 ed b9 7c bf 07 00 00 00 44 89 f6
RSP: 0018:ffffc90019edf900 EFLAGS: 00010293
RAX: ffffffff8349c86e RBX: ffff88807e934000 RCX: ffff88807dd23c00
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: ffffc90019edfb10 R08: ffffc90019edf887 R09: 1ffff920033dbf10
R10: dffffc0000000000 R11: fffff520033dbf11 R12: 00000000ffffffff
R13: ffff88804d97ec38 R14: ffff88804e1dda00 R15: ffff888030d7d400
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9c16340000 CR3: 0000000055e0c000 CR4: 00000000003506e0