gfs2: fsid=syz:syz.0: G:  s:UN n:2/81d f:a t:UN d:EX/0 a:0 v:0 r:-128 m:20 p:1
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:274!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 10075 Comm: kworker/0:0H Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
Workqueue: gfs2-glock/syz:syz glock_work_func
RIP: 0010:__gfs2_glock_put+0x466/0x4f0 fs/gfs2/glock.c:274
Code: 90 90 e9 07 fe ff ff e8 98 41 b1 fd 90 0f 0b 90 e9 bb fd ff ff e8 8a 41 b1 fd ba 01 00 00 00 48 89 de 31 ff e8 cb ad ff ff 90 <0f> 0b e8 73 41 b1 fd 90 0f 0b 90 e9 58 fe ff ff e8 05 b3 16 fe e9
RSP: 0018:ffffc900041bfbf0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88804e624548 RCX: fffff52000837f2f
RDX: ffff8880266e5a00 RSI: ffffffff840a1f24 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888031dd4000
R13: ffff888031dd40a8 R14: ffff88804e624568 R15: ffffc900041bfd10
FS:  0000000000000000(0000) GS:ffff8881246b3000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6749df1000 CR3: 000000000e380000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 glock_work_func+0x396/0x4d0 fs/gfs2/glock.c:1107
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x56d/0x730 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__gfs2_glock_put+0x466/0x4f0 fs/gfs2/glock.c:274
Code: 90 90 e9 07 fe ff ff e8 98 41 b1 fd 90 0f 0b 90 e9 bb fd ff ff e8 8a 41 b1 fd ba 01 00 00 00 48 89 de 31 ff e8 cb ad ff ff 90 <0f> 0b e8 73 41 b1 fd 90 0f 0b 90 e9 58 fe ff ff e8 05 b3 16 fe e9
RSP: 0018:ffffc900041bfbf0 EFLAGS: 00010286
RAX: 0000000000000000 RBX: ffff88804e624548 RCX: fffff52000837f2f
RDX: ffff8880266e5a00 RSI: ffffffff840a1f24 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888031dd4000
R13: ffff888031dd40a8 R14: ffff88804e624568 R15: ffffc900041bfd10
FS:  0000000000000000(0000) GS:ffff8881246b3000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6749df1000 CR3: 000000000e380000 CR4: 0000000000350ef0