RBP: 0000000020000180 R08: 00007f3bf7615f80 R09: 0000000001a404bc
R10: 0000000001a404bc R11: 0000000000000202 R12: 0000000020000100
R13: 00007f3bf7615f40 R14: 0000000000000000 R15: 0000000020001880
 </TASK>
------------[ cut here ]------------
kernel BUG at fs/btrfs/extent-tree.c:3291!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 9462 Comm: syz-executor.0 Not tainted 6.5.0-syzkaller-11075-g92901222f83d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:btrfs_free_tree_block+0xd19/0xd20 fs/btrfs/extent-tree.c:3291
Code: 44 89 f1 80 e1 07 38 c1 0f 8c 96 f8 ff ff be 08 00 00 00 4c 89 f7 e8 d6 c2 5d fe e9 84 f8 ff ff e8 4c 2e 3e 07 e8 47 d8 03 fe <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 30 49
RSP: 0018:ffffc9001610eb20 EFLAGS: 00010246
RAX: ffffffff8389b579 RBX: 00000000fffffff4 RCX: 0000000000040000
RDX: ffffc90003e59000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc9001610ec70 R08: ffffffff8389abd9 R09: 1ffffffff1a84e0e
R10: dffffc0000000000 R11: fffffbfff1a84e0f R12: ffff88802927f560
R13: dffffc0000000000 R14: 0000000000000002 R15: ffffc9001610eba0
FS:  00007f3bf76166c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0efe1590f0 CR3: 0000000021470000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __btrfs_cow_block+0xea5/0x1b00 fs/btrfs/ctree.c:601
 btrfs_cow_block+0x403/0x780 fs/btrfs/ctree.c:712
 btrfs_search_slot+0xbf9/0x2f80 fs/btrfs/ctree.c:2194
 lookup_inline_extent_backref+0x3e9/0x14d0 fs/btrfs/extent-tree.c:818
 lookup_extent_backref fs/btrfs/extent-tree.c:1047 [inline]
 __btrfs_free_extent+0x28a/0x3270 fs/btrfs/extent-tree.c:2985
 run_delayed_tree_ref fs/btrfs/extent-tree.c:1716 [inline]
 run_one_delayed_ref fs/btrfs/extent-tree.c:1740 [inline]
 btrfs_run_delayed_refs_for_head fs/btrfs/extent-tree.c:1986 [inline]
 __btrfs_run_delayed_refs+0xf00/0x3fa0 fs/btrfs/extent-tree.c:2047
 btrfs_run_delayed_refs+0x140/0x480 fs/btrfs/extent-tree.c:2159
 btrfs_commit_transaction+0x495/0x2ff0 fs/btrfs/transaction.c:2179
 sync_filesystem+0x1c0/0x220 fs/sync.c:66
 btrfs_remount+0x231/0x14b0 fs/btrfs/super.c:1696
 reconfigure_super+0x440/0x870 fs/super.c:1140
 do_remount fs/namespace.c:2882 [inline]
 path_mount+0xc24/0xfa0 fs/namespace.c:3654
 do_mount fs/namespace.c:3675 [inline]
 __do_sys_mount fs/namespace.c:3884 [inline]
 __se_sys_mount+0x2d9/0x3c0 fs/namespace.c:3861
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f3bf687e1ea
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 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:00007f3bf7615ee8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f3bf7615f80 RCX: 00007f3bf687e1ea
RDX: 0000000020000180 RSI: 0000000020000100 RDI: 0000000000000000
RBP: 0000000020000180 R08: 00007f3bf7615f80 R09: 0000000001a404bc
R10: 0000000001a404bc R11: 0000000000000202 R12: 0000000020000100
R13: 00007f3bf7615f40 R14: 0000000000000000 R15: 0000000020001880
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:btrfs_free_tree_block+0xd19/0xd20 fs/btrfs/extent-tree.c:3291
Code: 44 89 f1 80 e1 07 38 c1 0f 8c 96 f8 ff ff be 08 00 00 00 4c 89 f7 e8 d6 c2 5d fe e9 84 f8 ff ff e8 4c 2e 3e 07 e8 47 d8 03 fe <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 55 41 54 53 48 83 ec 30 49
RSP: 0018:ffffc9001610eb20 EFLAGS: 00010246
RAX: ffffffff8389b579 RBX: 00000000fffffff4 RCX: 0000000000040000
RDX: ffffc90003e59000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc9001610ec70 R08: ffffffff8389abd9 R09: 1ffffffff1a84e0e
R10: dffffc0000000000 R11: fffffbfff1a84e0f R12: ffff88802927f560
R13: dffffc0000000000 R14: 0000000000000002 R15: ffffc9001610eba0
FS:  00007f3bf76166c0(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000564838d1b978 CR3: 0000000021470000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400