assertion failed: list_empty(&fs_info->delayed_iputs), in fs/btrfs/disk-io.c:4673 ------------[ cut here ]------------ kernel BUG at fs/btrfs/ctree.h:3719! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 3664 Comm: syz-executor.5 Not tainted 6.1.18-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:assertfail+0x18/0x1a fs/btrfs/ctree.h:3719 Code: 20 49 2d 8b 48 c7 c2 40 46 2d 8b e8 07 e4 ff ff 0f 0b 89 f1 48 89 fe 48 c7 c7 e0 78 2d 8b 48 c7 c2 70 4b 2d 8b e8 ed e3 ff ff <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec RSP: 0018:ffffc90004c1fb38 EFLAGS: 00010246 RAX: 0000000000000051 RBX: ffff88803a72cd58 RCX: 1772e7d3371e3400 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90004c1fce0 R08: ffffffff816e120c R09: fffff52000983f21 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88803a72c010 R13: ffff88803a72c000 R14: dffffc0000000000 R15: 0000000000000000 FS: 0000555555fdb400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f3e75185058 CR3: 000000002bb8e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: close_ctree+0x830/0xc35 fs/btrfs/disk-io.c:4673 generic_shutdown_super+0x130/0x340 fs/super.c:492 kill_anon_super+0x37/0x60 fs/super.c:1099 btrfs_kill_super+0x3d/0x50 fs/btrfs/super.c:2441 deactivate_locked_super+0xa0/0x110 fs/super.c:332 cleanup_mnt+0x490/0x520 fs/namespace.c:1186 task_work_run+0x246/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xd9/0x100 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x60/0x2d0 kernel/entry/common.c:296 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f5496e8d567 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 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 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe8718e738 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f5496e8d567 RDX: 00007ffe8718e809 RSI: 000000000000000a RDI: 00007ffe8718e800 RBP: 00007ffe8718e800 R08: 00000000ffffffff R09: 00007ffe8718e5d0 R10: 0000555555fdc903 R11: 0000000000000246 R12: 00007f5496ee6b24 R13: 00007ffe8718f8c0 R14: 0000555555fdc810 R15: 00007ffe8718f900 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:assertfail+0x18/0x1a fs/btrfs/ctree.h:3719 Code: 20 49 2d 8b 48 c7 c2 40 46 2d 8b e8 07 e4 ff ff 0f 0b 89 f1 48 89 fe 48 c7 c7 e0 78 2d 8b 48 c7 c2 70 4b 2d 8b e8 ed e3 ff ff <0f> 0b 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec RSP: 0018:ffffc90004c1fb38 EFLAGS: 00010246 RAX: 0000000000000051 RBX: ffff88803a72cd58 RCX: 1772e7d3371e3400 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90004c1fce0 R08: ffffffff816e120c R09: fffff52000983f21 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88803a72c010 R13: ffff88803a72c000 R14: dffffc0000000000 R15: 0000000000000000 FS: 0000555555fdb400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f074d5821b8 CR3: 000000002bb8e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400