assertion failed: list_empty(&fs_info->delayed_iputs), in fs/btrfs/disk-io.c:4355 ------------[ cut here ]------------ kernel BUG at fs/btrfs/disk-io.c:4355! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 5014 Comm: syz-executor319 Not tainted 6.4.0-syzkaller-11312-gb5641a5d8b8b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 RIP: 0010:close_ctree+0xcf4/0xf70 fs/btrfs/disk-io.c:4355 Code: d2 1d fe fd 0f 0b e8 3b 75 1a fe b9 03 11 00 00 48 c7 c2 60 10 b5 8a 48 c7 c6 a0 45 b5 8a 48 c7 c7 e0 10 b5 8a e8 ac 1d fe fd <0f> 0b e8 15 75 1a fe 4d 8d a6 f8 07 00 00 4c 89 f7 e8 b6 df ff ff RSP: 0018:ffffc9000391fbd0 EFLAGS: 00010282 RAX: 0000000000000051 RBX: ffff888077244d48 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8169197c RDI: 0000000000000005 RBP: ffff888077244010 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: ffff8880772459e0 R13: 0000000000000000 R14: ffff888077244000 R15: ffff888018260c40 FS: 00005555561d5300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd95af2fe8 CR3: 000000007c969000 CR4: 0000000000350ef0 Call Trace: generic_shutdown_super+0x158/0x480 fs/super.c:499 kill_anon_super+0x3a/0x60 fs/super.c:1110 btrfs_kill_super+0x3c/0x50 fs/btrfs/super.c:2138 deactivate_locked_super+0x98/0x160 fs/super.c:330 deactivate_super+0xb1/0xd0 fs/super.c:361 cleanup_mnt+0x2ae/0x3d0 fs/namespace.c:1254 task_work_run+0x16f/0x270 kernel/task_work.c:179 ptrace_notify+0x118/0x140 kernel/signal.c:2372 ptrace_report_syscall include/linux/ptrace.h:411 [inline] ptrace_report_syscall_exit include/linux/ptrace.h:473 [inline] syscall_exit_work kernel/entry/common.c:252 [inline] syscall_exit_to_user_mode_prepare+0x129/0x220 kernel/entry/common.c:279 __syscall_exit_to_user_mode_work kernel/entry/common.c:284 [inline] syscall_exit_to_user_mode+0xd/0x50 kernel/entry/common.c:297 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f60141b0dc7 Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd95af3248 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 000000000000b455 RCX: 00007f60141b0dc7 RDX: 00007ffd95af3307 RSI: 000000000000000a RDI: 00007ffd95af3300 RBP: 00007ffd95af3300 R08: 00000000ffffffff R09: 00007ffd95af30e0 R10: 00005555561d6633 R11: 0000000000000206 R12: 00007ffd95af4370 R13: 00005555561d65f0 R14: 00007ffd95af3270 R15: 0000000000000007 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:close_ctree+0xcf4/0xf70 fs/btrfs/disk-io.c:4355 Code: d2 1d fe fd 0f 0b e8 3b 75 1a fe b9 03 11 00 00 48 c7 c2 60 10 b5 8a 48 c7 c6 a0 45 b5 8a 48 c7 c7 e0 10 b5 8a e8 ac 1d fe fd <0f> 0b e8 15 75 1a fe 4d 8d a6 f8 07 00 00 4c 89 f7 e8 b6 df ff ff RSP: 0018:ffffc9000391fbd0 EFLAGS: 00010282 RAX: 0000000000000051 RBX: ffff888077244d48 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8169197c RDI: 0000000000000005 RBP: ffff888077244010 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 0000000000000001 R12: ffff8880772459e0 R13: 0000000000000000 R14: ffff888077244000 R15: ffff888018260c40 FS: 00005555561d5300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd95af2fe8 CR3: 000000007c969000 CR4: 0000000000350ef0