------------[ cut here ]------------ WARNING: CPU: 0 PID: 5750 at fs/btrfs/extent-tree.c:872 lookup_inline_extent_backref+0xd28/0x10e0 fs/btrfs/extent-tree.c:872 Modules linked in: CPU: 0 PID: 5750 Comm: syz-executor414 Not tainted 6.2.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:lookup_inline_extent_backref+0xd28/0x10e0 fs/btrfs/extent-tree.c:872 Code: f9 ff ff e8 fa fd 21 fe 8b b4 24 40 01 00 00 31 ff e8 9c fa 21 fe 8b b4 24 40 01 00 00 85 f6 0f 84 10 02 00 00 e8 d8 fd 21 fe <0f> 0b 41 bd fb ff ff ff e8 cb fd 21 fe 48 8b 44 24 18 48 8d 78 6a RSP: 0018:ffffc9000a9bee08 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff88801c23d7c0 RSI: ffffffff835f5468 RDI: 0000000000000005 RBP: ffffc9000a9bee98 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff88801dc4adc0 R13: 0000000000000001 R14: 0000000000001000 R15: ffff8880767c3150 FS: 00007eff7cb01700(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055a00746a960 CR3: 0000000028e2d000 CR4: 0000000000350ef0 Call Trace: insert_inline_extent_backref+0xb3/0x1b0 fs/btrfs/extent-tree.c:1159 __btrfs_inc_extent_ref.isra.0+0xdb/0x3e0 fs/btrfs/extent-tree.c:1462 run_delayed_tree_ref fs/btrfs/extent-tree.c:1679 [inline] run_one_delayed_ref fs/btrfs/extent-tree.c:1706 [inline] btrfs_run_delayed_refs_for_head fs/btrfs/extent-tree.c:1950 [inline] __btrfs_run_delayed_refs+0x2017/0x3760 fs/btrfs/extent-tree.c:2015 btrfs_run_delayed_refs+0x19a/0x490 fs/btrfs/extent-tree.c:2146 qgroup_account_snapshot fs/btrfs/transaction.c:1551 [inline] create_pending_snapshot+0x11ce/0x2110 fs/btrfs/transaction.c:1824 create_pending_snapshots+0x174/0x2c0 fs/btrfs/transaction.c:1894 btrfs_commit_transaction+0xaa6/0x36c0 fs/btrfs/transaction.c:2351 prepare_to_relocate+0x41d/0x6b0 fs/btrfs/relocation.c:3600 relocate_block_group+0x123/0xd60 fs/btrfs/relocation.c:3625 btrfs_relocate_block_group+0x51a/0xda0 fs/btrfs/relocation.c:4087 btrfs_relocate_chunk+0x14a/0x350 fs/btrfs/volumes.c:3240 __btrfs_balance fs/btrfs/volumes.c:3968 [inline] btrfs_balance+0x1caf/0x3b50 fs/btrfs/volumes.c:4352 btrfs_ioctl_balance fs/btrfs/ioctl.c:3591 [inline] btrfs_ioctl+0xfda/0x5830 fs/btrfs/ioctl.c:4622 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x197/0x210 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7eff7cb55a69 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 71 15 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007eff7cb012f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007eff7cbe07e0 RCX: 00007eff7cb55a69 RDX: 0000000020000480 RSI: 00000000c4009420 RDI: 0000000000000008 RBP: 00007eff7cbad26c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 8000000000000000 R13: 00007eff7cbac270 R14: 0000000100000000 R15: 00007eff7cbe07e8