gfs2: fsid=syz:syz.0: G:  s:UN n:2/81b 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:247!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 55 Comm: kworker/1:1H Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: gfs2-glock/syz:syz glock_work_func
RIP: 0010:__gfs2_glock_put+0x31b/0x370 fs/gfs2/glock.c:247
Code: 3f 48 89 de e8 06 13 ff ff eb 26 e8 9f 0e c0 fd e9 5a fe ff ff e8 95 0e c0 fd 31 ff 48 89 de ba 01 00 00 00 e8 96 e1 ff ff 90 <0f> 0b e8 7e 0e c0 fd 31 f6 65 ff 0d a5 86 a1 0e 40 0f 94 c5 40 0f
RSP: 0018:ffffc9000130fb08 EFLAGS: 00010246
RAX: 62e81e6a73029200 RBX: ffff888057410fd8 RCX: ffff8880222b9e40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000130fd00 R08: ffffc9000130f427 R09: 1ffff92000261e84
R10: dffffc0000000000 R11: fffff52000261e85 R12: dffffc0000000000
R13: 0000000000000003 R14: ffff888076a80000 R15: ffff8880574112c8
FS:  0000000000000000(0000) GS:ffff888125cf7000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb1d01d35f0 CR3: 000000005e1b4000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279
 process_scheduled_works kernel/workqueue.c:3362 [inline]
 worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443
 kthread+0x389/0x480 kernel/kthread.c:467
 ret_from_fork+0x510/0xa50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__gfs2_glock_put+0x31b/0x370 fs/gfs2/glock.c:247
Code: 3f 48 89 de e8 06 13 ff ff eb 26 e8 9f 0e c0 fd e9 5a fe ff ff e8 95 0e c0 fd 31 ff 48 89 de ba 01 00 00 00 e8 96 e1 ff ff 90 <0f> 0b e8 7e 0e c0 fd 31 f6 65 ff 0d a5 86 a1 0e 40 0f 94 c5 40 0f
RSP: 0018:ffffc9000130fb08 EFLAGS: 00010246
RAX: 62e81e6a73029200 RBX: ffff888057410fd8 RCX: ffff8880222b9e40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000130fd00 R08: ffffc9000130f427 R09: 1ffff92000261e84
R10: dffffc0000000000 R11: fffff52000261e85 R12: dffffc0000000000
R13: 0000000000000003 R14: ffff888076a80000 R15: ffff8880574112c8
FS:  0000000000000000(0000) GS:ffff888125cf7000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb1d01d35f0 CR3: 000000007ed4a000 CR4: 00000000003526f0