BTRFS info (device loop1): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
assertion failed: list_empty(&fs_info->delalloc_roots) :: 0, in fs/btrfs/disk-io.c:4374
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kernel BUG at fs/btrfs/disk-io.c:4374!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 5817 Comm: syz-executor Not tainted 6.15.0-syzkaller-03589-gfeacb1774bd5 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:close_ctree+0xa00/0xd60 fs/btrfs/disk-io.c:4374
Code: 03 31 d2 48 39 d8 0f 94 c2 48 c7 c7 20 0c ad 8b 48 c7 c6 80 3b ad 8b 48 c7 c1 a0 0c ad 8b 41 b8 16 11 00 00 e8 81 d7 fd ff 90 <0f> 0b e8 09 45 96 00 48 8b 7c 24 18 be 08 00 00 00 e8 7a 02 f7 00
RSP: 0018:ffffc90004c7fb60 EFLAGS: 00010246
RAX: 0000000000000057 RBX: ffff88802eff8f98 RCX: 1d5a2deb140ceb00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90004c7fd00 R08: ffffc90004c7f847 R09: 1ffff9200098ff08
R10: dffffc0000000000 R11: fffff5200098ff09 R12: ffff88802eff8000
R13: 1ffff11005dff202 R14: 1ffff11005dff1f3 R15: ffff88802eff9010
FS:  0000555557fcb500(0000) GS:ffff8881261c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9eff406000 CR3: 000000006af64000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 generic_shutdown_super+0x135/0x2c0 fs/super.c:643
 kill_anon_super+0x3b/0x70 fs/super.c:1287
 btrfs_kill_super+0x41/0x50 fs/btrfs/super.c:2095
 deactivate_locked_super+0xb9/0x130 fs/super.c:474
 cleanup_mnt+0x425/0x4c0 fs/namespace.c:1432
 task_work_run+0x1d4/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xec/0x110 kernel/entry/common.c:114
 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline]
 syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline]
 do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0ceb78fc97
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:00007ffec4d60898 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f0ceb81089d RCX: 00007f0ceb78fc97
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffec4d60950
RBP: 00007ffec4d60950 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffec4d619e0
R13: 00007f0ceb81089d R14: 00000000000153b7 R15: 00007ffec4d61a20
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:close_ctree+0xa00/0xd60 fs/btrfs/disk-io.c:4374
Code: 03 31 d2 48 39 d8 0f 94 c2 48 c7 c7 20 0c ad 8b 48 c7 c6 80 3b ad 8b 48 c7 c1 a0 0c ad 8b 41 b8 16 11 00 00 e8 81 d7 fd ff 90 <0f> 0b e8 09 45 96 00 48 8b 7c 24 18 be 08 00 00 00 e8 7a 02 f7 00
RSP: 0018:ffffc90004c7fb60 EFLAGS: 00010246
RAX: 0000000000000057 RBX: ffff88802eff8f98 RCX: 1d5a2deb140ceb00
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: ffffc90004c7fd00 R08: ffffc90004c7f847 R09: 1ffff9200098ff08
R10: dffffc0000000000 R11: fffff5200098ff09 R12: ffff88802eff8000
R13: 1ffff11005dff202 R14: 1ffff11005dff1f3 R15: ffff88802eff9010
FS:  0000555557fcb500(0000) GS:ffff8881261c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f327b6e56c0 CR3: 000000006af64000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400