------------[ cut here ]------------ WARNING: CPU: 0 PID: 5253 at kernel/kthread.c:525 __kthread_bind_mask+0x35/0xc0 kernel/kthread.c:525 Modules linked in: CPU: 0 UID: 0 PID: 5253 Comm: syz-executor Not tainted 6.12.0-rc1-syzkaller-00381-g2a130b7e1fcd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__kthread_bind_mask+0x35/0xc0 kernel/kthread.c:525 Code: 48 89 fb e8 8d ab 34 00 89 ee 48 89 df e8 83 62 04 00 31 ff 48 89 c5 48 89 c6 e8 e6 ad 34 00 48 85 ed 75 14 e8 6c ab 34 00 90 <0f> 0b 90 5b 5d 41 5c 41 5d e9 5d ab 34 00 e8 58 ab 34 00 4c 8d ab RSP: 0018:ffffc90004437ae0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88802f75da00 RCX: ffffffff8158d4ca RDX: ffff88807d4c3c00 RSI: ffffffff8158d4d4 RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8b6b5028 R13: 0000000000000001 R14: 1ffff1100635123d R15: 0000000000000000 FS: 000055556151b500(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9e4a508178 CR3: 000000005f716000 CR4: 0000000000350ef0 Call Trace: __kthread_bind kernel/kthread.c:538 [inline] kthread_unpark+0x147/0x1a0 kernel/kthread.c:631 kthread_stop+0x177/0x660 kernel/kthread.c:707 destroy_workqueue+0x154/0xaa0 kernel/workqueue.c:5842 gfs2_gl_hash_clear+0x4ab/0x740 fs/gfs2/glock.c:2253 gfs2_put_super+0x4b1/0x750 fs/gfs2/super.c:650 generic_shutdown_super+0x15f/0x3d0 fs/super.c:642 kill_block_super+0x3b/0x90 fs/super.c:1696 gfs2_kill_sb+0x369/0x420 fs/gfs2/ops_fstype.c:1793 deactivate_locked_super+0xc1/0x1a0 fs/super.c:473 deactivate_super+0xde/0x100 fs/super.c:506 cleanup_mnt+0x222/0x450 fs/namespace.c:1373 task_work_run+0x151/0x250 kernel/task_work.c:228 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x27b/0x2a0 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7efdfcb7f327 Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8 RSP: 002b:00007ffe7413dc98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efdfcb7f327 RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe7413dd50 RBP: 00007ffe7413dd50 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffe7413edd0 R13: 00007efdfcbf0134 R14: 000000000004f3af R15: 00007ffe7413ee10