------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 3048 at fs/btrfs/block-group.c:3811 do_chunk_alloc fs/btrfs/block-group.c:3811 [inline] WARNING: CPU: 0 PID: 3048 at fs/btrfs/block-group.c:3811 btrfs_chunk_alloc+0xee1/0xfb0 fs/btrfs/block-group.c:4053 Modules linked in: CPU: 0 PID: 3048 Comm: kworker/u4:2 Not tainted 6.7.0-syzkaller-02723-gde927f6c0b07 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Workqueue: events_unbound btrfs_async_reclaim_metadata_space RIP: 0010:do_chunk_alloc fs/btrfs/block-group.c:3811 [inline] RIP: 0010:btrfs_chunk_alloc+0xee1/0xfb0 fs/btrfs/block-group.c:4053 Code: 82 ad 8b 44 89 e6 e8 0e db 97 fd 90 0f 0b 90 90 e9 19 fe ff ff e8 7f 17 d2 fd 90 48 c7 c7 c0 82 ad 8b 89 ee e8 f0 da 97 fd 90 <0f> 0b 90 90 e9 20 fe ff ff e8 61 17 d2 fd 90 48 c7 c7 c0 82 ad 8b RSP: 0018:ffffc90005577968 EFLAGS: 00010246 RAX: 270566a2c28f1b00 RBX: ffff88807bbfc001 RCX: ffff888022499dc0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffffffffffffe4 R08: ffffffff8154a482 R09: 1ffffffff1e03555 R10: dffffc0000000000 R11: fffffbfff1e03556 R12: ffff88807a259800 R13: dffffc0000000000 R14: ffff88804010a000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000056433a552000 CR3: 000000007e5ed000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: flush_space+0x4d6/0xcf0 fs/btrfs/space-info.c:784 btrfs_async_reclaim_metadata_space+0x29f/0x350 fs/btrfs/space-info.c:1089 process_one_work kernel/workqueue.c:2633 [inline] process_scheduled_works+0x90f/0x1420 kernel/workqueue.c:2706 worker_thread+0xa5f/0x1000 kernel/workqueue.c:2787 kthread+0x2d3/0x370 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242