syzbot

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kernel BUG at fs/btrfs/disk-io.c:4343!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 5069 Comm: syz-executor139 Not tainted 6.7.0-rc1-syzkaller-00019-gc42d9eeef8e5 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
RIP: 0010:close_ctree+0xd6f/0xf90 fs/btrfs/disk-io.c:4343
Code: e9 b0 fb ff ff e8 01 ba 0f fe b9 f7 10 00 00 48 c7 c2 e0 85 16 8b 48 c7 c6 a0 c0 16 8b 48 c7 c7 60 86 16 8b e8 32 93 f2 fd 90 <0f> 0b e8 da b9 0f fe b9 00 11 00 00 48 c7 c2 e0 85 16 8b 48 c7 c6
RSP: 0018:ffffc90003a37bd0 EFLAGS: 00010282
RAX: 0000000000000051 RBX: ffff888025838d50 RCX: ffffffff816a80d9
RDX: 0000000000000000 RSI: ffffffff816b0582 RDI: 0000000000000005
RBP: ffff888025838010 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff888079944758 R14: ffff888025838000 R15: ffff8880791eb840
FS:  000055555613b380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb824ac2723 CR3: 000000007bf71000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 generic_shutdown_super+0x161/0x3d0 fs/super.c:696
 kill_anon_super+0x3a/0x60 fs/super.c:1295
 btrfs_kill_super+0x3b/0x50 fs/btrfs/super.c:2097
 deactivate_locked_super+0xbc/0x1a0 fs/super.c:484
 deactivate_super+0xde/0x100 fs/super.c:517
 cleanup_mnt+0x222/0x450 fs/namespace.c:1256
 task_work_run+0x14d/0x240 kernel/task_work.c:180
 ptrace_notify+0x10d/0x130 kernel/signal.c:2399
 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:251 [inline]
 syscall_exit_to_user_mode_prepare+0x126/0x230 kernel/entry/common.c:278
 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline]
 syscall_exit_to_user_mode+0xe/0x60 kernel/entry/common.c:296
 do_syscall_64+0x4d/0x110 arch/x86/entry/common.c:88
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fefdf529577
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 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffe3507e7b8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000015218 RCX: 00007fefdf529577
RDX: 0000000000000000 RSI: 000000000000000a RDI: 00007ffe3507e870
RBP: 00007ffe3507e870 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000206 R12: 00007ffe3507f8e0
R13: 000055555613c6c0 R14: 431bde82d7b634db R15: 00007ffe3507f900
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:close_ctree+0xd6f/0xf90 fs/btrfs/disk-io.c:4343
Code: e9 b0 fb ff ff e8 01 ba 0f fe b9 f7 10 00 00 48 c7 c2 e0 85 16 8b 48 c7 c6 a0 c0 16 8b 48 c7 c7 60 86 16 8b e8 32 93 f2 fd 90 <0f> 0b e8 da b9 0f fe b9 00 11 00 00 48 c7 c2 e0 85 16 8b 48 c7 c6
RSP: 0018:ffffc90003a37bd0 EFLAGS: 00010282
RAX: 0000000000000051 RBX: ffff888025838d50 RCX: ffffffff816a80d9
RDX: 0000000000000000 RSI: ffffffff816b0582 RDI: 0000000000000005
RBP: ffff888025838010 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff888079944758 R14: ffff888025838000 R15: ffff8880791eb840
FS:  000055555613b380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f85603b68e5 CR3: 000000007bf71000 CR4: 0000000000350ef0