gfs2: fsid=syz:syz.0: G: s:UN n:2/208e f: t:UN d:EX/0 a:0 v:0 r:-128 m:20 p:1
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:289!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 92 Comm: kworker/1:1H Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: glock_workqueue glock_work_func
RIP: 0010:__gfs2_glock_put+0x3d3/0x420 fs/gfs2/glock.c:289
Code: 00 00 e8 70 40 f5 fd 40 84 ed 75 2c e8 06 3e f5 fd e9 e3 fd ff ff e8 fc 3d f5 fd 31 ff 48 89 de ba 01 00 00 00 e8 0d de ff ff <0f> 0b e8 e6 3d f5 fd 0f 0b e9 2c ff ff ff e8 da 3d f5 fd e8 0d df
RSP: 0018:ffffc9000253fc08 EFLAGS: 00010246
RAX: cdcf0f87b4952b00 RBX: ffff888064f60fd8 RCX: ffff88801af99dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffff520004a7e95
R10: fffff520004a7e95 R11: 1ffff920004a7e94 R12: dffffc0000000000
R13: 1ffff1100cf3f815 R14: ffff8880679fc000 R15: ffff888064f612c8
FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4b29ffe000 CR3: 000000007e381000 CR4: 00000000003506e0
Call Trace:
<TASK>
process_one_work+0x898/0x1160 kernel/workqueue.c:2292
worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439
kthread+0x29d/0x330 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__gfs2_glock_put+0x3d3/0x420 fs/gfs2/glock.c:289
Code: 00 00 e8 70 40 f5 fd 40 84 ed 75 2c e8 06 3e f5 fd e9 e3 fd ff ff e8 fc 3d f5 fd 31 ff 48 89 de ba 01 00 00 00 e8 0d de ff ff <0f> 0b e8 e6 3d f5 fd 0f 0b e9 2c ff ff ff e8 da 3d f5 fd e8 0d df
RSP: 0018:ffffc9000253fc08 EFLAGS: 00010246
RAX: cdcf0f87b4952b00 RBX: ffff888064f60fd8 RCX: ffff88801af99dc0
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: dffffc0000000000 R09: fffff520004a7e95
R10: fffff520004a7e95 R11: 1ffff920004a7e94 R12: dffffc0000000000
R13: 1ffff1100cf3f815 R14: ffff8880679fc000 R15: ffff888064f612c8
FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4b29ffe000 CR3: 000000007e381000 CR4: 00000000003506e0