------------[ cut here ]------------ BTRFS: Transaction aborted (error -28) WARNING: CPU: 1 PID: 8386 at fs/btrfs/volumes.c:3409 btrfs_remove_chunk+0x14a4/0x18c8 fs/btrfs/volumes.c:3409 Modules linked in: CPU: 1 UID: 0 PID: 8386 Comm: syz.5.332 Not tainted 6.13.0-rc2-syzkaller-g2e7aff49b5da #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_remove_chunk+0x14a4/0x18c8 fs/btrfs/volumes.c:3409 lr : btrfs_remove_chunk+0x14a4/0x18c8 fs/btrfs/volumes.c:3409 sp : ffff8000a3087600 x29: ffff8000a3087780 x28: 0000000000100000 x27: ffff0000f167e750 x26: dfff800000000000 x25: ffff0000d02aeb00 x24: ffffffffffffffe4 x23: dfff800000000000 x22: ffff700014610ed8 x21: ffff0000f167e6f0 x20: 0000000000000003 x19: 0000000000000000 x18: ffff8000a3086e38 x17: 0000000000000000 x16: ffff80008326d65c x15: 0000000000000001 x14: 1fffe000366c5eea x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 00000000000288fc x9 : 1a9905c73b37a000 x8 : 1a9905c73b37a000 x7 : ffff8000804a180c x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff80008073b194 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: btrfs_remove_chunk+0x14a4/0x18c8 fs/btrfs/volumes.c:3409 (P) btrfs_remove_chunk+0x14a4/0x18c8 fs/btrfs/volumes.c:3409 (L) btrfs_delete_unused_bgs+0x9d4/0xd18 fs/btrfs/block-group.c:1681 btrfs_remount_ro fs/btrfs/super.c:1357 [inline] btrfs_reconfigure+0x8fc/0x23f0 fs/btrfs/super.c:1538 reconfigure_super+0x1d0/0x6e8 fs/super.c:1083 do_remount fs/namespace.c:3047 [inline] path_mount+0xc0c/0xe04 fs/namespace.c:3826 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount fs/namespace.c:4034 [inline] __arm64_sys_mount+0x4d4/0x5ac fs/namespace.c:4034 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 1374 hardirqs last enabled at (1373): [] console_emit_next_record kernel/printk/printk.c:3130 [inline] hardirqs last enabled at (1373): [] console_flush_all+0x678/0xb90 kernel/printk/printk.c:3210 hardirqs last disabled at (1374): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488 softirqs last enabled at (1298): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (1298): [] handle_softirqs+0xb44/0xd34 kernel/softirq.c:582 softirqs last disabled at (1173): [] __do_softirq+0x14/0x20 kernel/softirq.c:588 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop5 state MA): dumping space info: BTRFS info (device loop5 state MA): space_info DATA+METADATA has 995328 free, is not full BTRFS info (device loop5 state MA): space_info total=3276800, used=53248, pinned=0, reserved=4096, may_use=2224128, readonly=0 zone_unusable=0 BTRFS info (device loop5 state MA): space_info SYSTEM has 8253440 free, is not full BTRFS info (device loop5 state MA): space_info total=12451840, used=4096, pinned=0, reserved=0, may_use=0, readonly=4194304 zone_unusable=0 BTRFS info (device loop5 state MA): global_block_rsv: size 1441792 reserved 1437696 BTRFS info (device loop5 state MA): trans_block_rsv: size 262144 reserved 262144 BTRFS info (device loop5 state MA): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop5 state MA): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop5 state MA): delayed_refs_rsv: size 262144 reserved 262144 BTRFS: error (device loop5 state MA) in btrfs_remove_chunk:3409: errno=-28 No space left