list_del corruption, ffff88802747c010->prev is LIST_POISON2 (dead000000000122) ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5341 Comm: syz-executor189 Not tainted 6.10.0-syzkaller-12927-ge172f1e90688 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:__list_del_entry_valid_or_report+0x106/0x140 lib/list_debug.c:59 Code: e8 cf 83 fa 06 90 0f 0b 48 c7 c7 20 6f 60 8c 4c 89 fe e8 bd 83 fa 06 90 0f 0b 48 c7 c7 80 6f 60 8c 4c 89 fe e8 ab 83 fa 06 90 <0f> 0b 48 c7 c7 e0 6f 60 8c 4c 89 fe 48 89 d9 e8 96 83 fa 06 90 0f RSP: 0018:ffffc90002eef928 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 2a44da0196a63d00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 1ffff11003d80980 R08: ffffffff8173df7c R09: 1ffff920005ddec4 R10: dffffc0000000000 R11: fffff520005ddec5 R12: dffffc0000000000 R13: ffff88802747c000 R14: ffff88802bcdac10 R15: ffff88802747c010 FS: 00007f1daaa276c0(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1da2799000 CR3: 000000007e440000 CR4: 0000000000350ef0 Call Trace: __list_del_entry_valid include/linux/list.h:124 [inline] __list_del_entry include/linux/list.h:215 [inline] list_del_rcu include/linux/rculist.h:157 [inline] destroy_workqueue+0x7b3/0xc40 kernel/workqueue.c:5823 gfs2_fill_super+0x128a/0x2500 fs/gfs2/ops_fstype.c:1310 get_tree_bdev+0x3f9/0x570 fs/super.c:1635 gfs2_get_tree+0x54/0x220 fs/gfs2/ops_fstype.c:1329 vfs_get_tree+0x92/0x2a0 fs/super.c:1800 do_new_mount+0x2be/0xb40 fs/namespace.c:3472 do_mount fs/namespace.c:3812 [inline] __do_sys_mount fs/namespace.c:4020 [inline] __se_sys_mount+0x2d6/0x3c0 fs/namespace.c:3997 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1daaa7f5da Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 1e 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1daaa26fd8 EFLAGS: 00000282 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f1daaa26ff0 RCX: 00007f1daaa7f5da RDX: 00000000200124c0 RSI: 0000000020012500 RDI: 00007f1daaa26ff0 RBP: 0000000000000004 R08: 00007f1daaa27030 R09: 00000000000124a5 R10: 0000000000000400 R11: 0000000000000282 R12: 00007f1daaa27030 R13: 0000000000000400 R14: 0000000000000003 R15: 0000000001000000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid_or_report+0x106/0x140 lib/list_debug.c:59 Code: e8 cf 83 fa 06 90 0f 0b 48 c7 c7 20 6f 60 8c 4c 89 fe e8 bd 83 fa 06 90 0f 0b 48 c7 c7 80 6f 60 8c 4c 89 fe e8 ab 83 fa 06 90 <0f> 0b 48 c7 c7 e0 6f 60 8c 4c 89 fe 48 89 d9 e8 96 83 fa 06 90 0f RSP: 0018:ffffc90002eef928 EFLAGS: 00010246 RAX: 000000000000004e RBX: dead000000000122 RCX: 2a44da0196a63d00 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 1ffff11003d80980 R08: ffffffff8173df7c R09: 1ffff920005ddec4 R10: dffffc0000000000 R11: fffff520005ddec5 R12: dffffc0000000000 R13: ffff88802747c000 R14: ffff88802bcdac10 R15: ffff88802747c010 FS: 00007f1daaa276c0(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1da26fb000 CR3: 000000007e440000 CR4: 0000000000350ef0