gfs2: fsid=syz:syz.0: G: s:UN n:2/2087 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! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 3082 Comm: kworker/0:1H Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 Workqueue: glock_workqueue glock_work_func pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : __gfs2_glock_put+0x498/0x51c fs/gfs2/glock.c:289 lr : __gfs2_glock_put+0x498/0x51c fs/gfs2/glock.c:289 sp : ffff8000216b7ac0 x29: ffff8000216b7ac0 x28: fffffbffeffc6000 x27: ffff0000dad1c678 x26: ffff0000ca9a8018 x25: 0000000000000151 x24: 1fffe0001a5a9815 x23: ffff0000d2d4c000 x22: dfff800000000000 x21: ffff0000dad1c7e8 x20: ffff0000dad1c838 x19: ffff0000dad1c548 x18: ffff800011b7bf60 x17: 7220303a7620303a x16: ffff8000082d9364 x15: 0000000000000000 x14: 0000000000000001 x13: 1ffff000042d6e28 x12: 0000000000ff0100 x11: ff0080000a1c96b0 x10: 0000000000000000 x9 : fcebc17cd6a28300 x8 : fcebc17cd6a28300 x7 : 0000000000000000 x6 : 0000000000000001 x5 : ffff8000216b70d8 x4 : 0000000000000008 x3 : 0000000000000030 x2 : 0000000000000008 x1 : 0000000000000000 x0 : ffff7000042d6f08 Call trace: __gfs2_glock_put+0x498/0x51c fs/gfs2/glock.c:289 glock_work_func+0x238/0x41c fs/gfs2/glock.c:1105 process_one_work+0x7f8/0x13a4 kernel/workqueue.c:2292 worker_thread+0x8c4/0xfec kernel/workqueue.c:2439 kthread+0x250/0x2d8 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850 Code: aa1f03e0 aa1303e1 52800022 97fff7f8 (d4210000) ---[ end trace 0000000000000000 ]---