------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 0 PID: 42 at fs/btrfs/block-group.c:3904 do_chunk_alloc fs/btrfs/block-group.c:3904 [inline] WARNING: CPU: 0 PID: 42 at fs/btrfs/block-group.c:3904 btrfs_chunk_alloc+0xde0/0xf50 fs/btrfs/block-group.c:4146 Modules linked in: CPU: 0 PID: 42 Comm: kworker/u8:2 Not tainted 6.10.0-rc6-syzkaller-00071-gfdd6064ff31c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Workqueue: events_unbound btrfs_async_reclaim_metadata_space pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : do_chunk_alloc fs/btrfs/block-group.c:3904 [inline] pc : btrfs_chunk_alloc+0xde0/0xf50 fs/btrfs/block-group.c:4146 lr : do_chunk_alloc fs/btrfs/block-group.c:3904 [inline] lr : btrfs_chunk_alloc+0xde0/0xf50 fs/btrfs/block-group.c:4146 sp : ffff800095677850 x29: ffff8000956778c0 x28: ffff0000c8cb9000 x27: 1fffe0001b190512 x26: 1fffe0001b78af7d x25: ffff0000dbc57beb x24: dfff800000000000 x23: ffff0000dbc57b90 x22: 0000000000000000 x21: 0000000000000000 x20: ffffffffffffffe4 x19: ffff0000d8c82800 x18: 0000000000000008 x17: 0000000000000000 x16: ffff80008afac830 x15: ffff700011e44640 x14: 1ffff00011e44640 x13: 0000000000000004 x12: ffffffffffffffff x11: 0000000000000002 x10: 0000000000ff0100 x9 : 6d9b972ad5262b00 x8 : 6d9b972ad5262b00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800095676f98 x4 : ffff80008f295100 x3 : ffff800080374a7c x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: do_chunk_alloc fs/btrfs/block-group.c:3904 [inline] btrfs_chunk_alloc+0xde0/0xf50 fs/btrfs/block-group.c:4146 flush_space+0x454/0xc6c fs/btrfs/space-info.c:783 btrfs_async_reclaim_metadata_space+0x260/0x30c fs/btrfs/space-info.c:1088 process_one_work+0x79c/0x15b8 kernel/workqueue.c:3248 process_scheduled_works kernel/workqueue.c:3329 [inline] worker_thread+0x938/0xecc kernel/workqueue.c:3409 kthread+0x288/0x310 kernel/kthread.c:389 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 irq event stamp: 268918 hardirqs last enabled at (268917): [] __up_console_sem kernel/printk/printk.c:341 [inline] hardirqs last enabled at (268917): [] __console_unlock kernel/printk/printk.c:2731 [inline] hardirqs last enabled at (268917): [] console_unlock+0x18c/0x3d4 kernel/printk/printk.c:3050 hardirqs last disabled at (268918): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:470 softirqs last enabled at (265778): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (265778): [] macvlan_process_broadcast+0x230/0x6c8 drivers/net/macvlan.c:332 softirqs last disabled at (265776): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (265776): [] macvlan_process_broadcast+0xec/0x6c8 drivers/net/macvlan.c:330 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop0 state A): dumping space info: BTRFS info (device loop0 state A): space_info DATA+METADATA has 2904064 free, is not full BTRFS info (device loop0 state A): space_info total=11534336, used=53248, pinned=20480, reserved=1208320, may_use=7348224, readonly=0 zone_unusable=0 BTRFS info (device loop0 state A): space_info SYSTEM has -98304 free, is not full BTRFS info (device loop0 state A): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=98304, readonly=4190208 zone_unusable=0 BTRFS info (device loop0 state A): global_block_rsv: size 1441792 reserved 1441792 BTRFS info (device loop0 state A): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop0 state A): chunk_block_rsv: size 98304 reserved 98304 BTRFS info (device loop0 state A): delayed_block_rsv: size 32768 reserved 32768 BTRFS info (device loop0 state A): delayed_refs_rsv: size 1048576 reserved 1048576 BTRFS: error (device loop0 state A) in do_chunk_alloc:3904: errno=-28 No space left BTRFS info (device loop0 state EA): forced readonly BTRFS: error (device loop0 state EA) in btrfs_create_pending_block_groups:2727: errno=-28 No space left