gfs2: fsid=syz:syz.0: G: s:UN n:2/819 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:282! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 7508 Comm: kworker/1:0H Tainted: G B 6.8.0-rc5-syzkaller-g9abbc24128bc #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 Workqueue: glock_workqueue glock_work_func pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __gfs2_glock_put+0x3f4/0x4ec fs/gfs2/glock.c:282 lr : __gfs2_glock_put+0x3f4/0x4ec fs/gfs2/glock.c:282 sp : ffff8000a4737ac0 x29: ffff8000a4737ac0 x28: 1fffe0002666fd6e x27: dfff800000000000 x26: ffff0000c4ff6408 x25: 0000000000000140 x24: 1fffe00025410015 x23: ffff00012a080000 x22: dfff800000000000 x21: 0000000000000140 x20: ffff00013337ed30 x19: ffff00013337ea40 x18: 1fffe00036804796 x17: ffff80008ec8d000 x16: ffff80008ad5bbdc x15: 0000000000000001 x14: 1ffff000148e6e18 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000001 x10: 0000000000ff0100 x9 : 82bd4918e7193700 x8 : 82bd4918e7193700 x7 : 1fffe00036804797 x6 : ffff800080297af0 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800082f22fb0 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __gfs2_glock_put+0x3f4/0x4ec fs/gfs2/glock.c:282 glock_work_func+0x2ac/0x440 fs/gfs2/glock.c:1109 process_one_work+0x694/0x1204 kernel/workqueue.c:2633 process_scheduled_works kernel/workqueue.c:2706 [inline] worker_thread+0x938/0xef4 kernel/workqueue.c:2787 kthread+0x288/0x310 kernel/kthread.c:388 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Code: aa1f03e0 aa1303e1 52800022 97fff7f7 (d4210000) ---[ end trace 0000000000000000 ]---