------------[ cut here ]------------ WARNING: CPU: 1 PID: 6247 at fs/btrfs/block-group.c:2518 btrfs_create_pending_block_groups+0xd4c/0x1000 fs/btrfs/block-group.c:2518 Modules linked in: CPU: 1 PID: 6247 Comm: syz-executor.4 Not tainted 6.1.89-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--) pc : btrfs_create_pending_block_groups+0xd4c/0x1000 fs/btrfs/block-group.c:2518 lr : btrfs_create_pending_block_groups+0xd4c/0x1000 fs/btrfs/block-group.c:2518 sp : ffff80001dff7400 x29: ffff80001dff7680 x28: ffff0000df0f5830 x27: ffff0000c38661b8 x26: 0000000000000000 x25: 1fffe0001870cc0b x24: dfff800000000000 x23: 1fffe0001870cc0a x22: 0000000000000000 x21: ffff0000c3866058 x20: 00000000ffffffe4 x19: ffff0000c3866050 x18: 1fffe0003686f176 x17: ffff80001584d000 x16: ffff800008305ec4 x15: ffff0001b4378bbc x14: 1ffff00002b0a0b0 x13: dfff800000000000 x12: 0000000000000003 x11: 0000000000ff0100 x10: 0000000000000003 x9 : 746a7d8d9c596000 x8 : 746a7d8d9c596000 x7 : ffff80000827c8d4 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000007 x1 : ffff8000122bc6e0 x0 : ffff80019ebd6000 Call trace: btrfs_create_pending_block_groups+0xd4c/0x1000 fs/btrfs/block-group.c:2518 __btrfs_end_transaction+0x254/0x75c fs/btrfs/transaction.c:1010 btrfs_end_transaction+0x24/0x34 fs/btrfs/transaction.c:1049 btrfs_inc_block_group_ro+0x594/0x624 fs/btrfs/block-group.c:2782 btrfs_relocate_block_group+0x31c/0x98c fs/btrfs/relocation.c:4046 btrfs_relocate_chunk+0x118/0x368 fs/btrfs/volumes.c:3305 __btrfs_balance+0x1468/0x1dc8 fs/btrfs/volumes.c:4052 btrfs_balance+0xa38/0xe40 fs/btrfs/volumes.c:4428 btrfs_ioctl_balance+0x3e4/0x778 fs/btrfs/ioctl.c:4511 btrfs_ioctl+0x72c/0xb08 fs/btrfs/ioctl.c:5550 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 77696 hardirqs last enabled at (77695): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1366 [inline] hardirqs last enabled at (77695): [] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5004 hardirqs last disabled at (77696): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (76706): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (76704): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop4: state A): dumping space info: BTRFS info (device loop4: state A): space_info DATA+METADATA has 2293760 free, is full BTRFS info (device loop4: state A): space_info total=3276800, used=61440, pinned=0, reserved=0, may_use=921600, readonly=0 zone_unusable=0 BTRFS info (device loop4: state A): space_info SYSTEM has 8253440 free, is not full BTRFS info (device loop4: state A): space_info total=12451840, used=4096, pinned=0, reserved=4096, may_use=0, readonly=4190208 zone_unusable=0 BTRFS info (device loop4: state A): global_block_rsv: size 917504 reserved 917504 BTRFS info (device loop4: state A): trans_block_rsv: size 0 reserved 0 BTRFS info (device loop4: state A): chunk_block_rsv: size 0 reserved 0 BTRFS info (device loop4: state A): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop4: state A): delayed_refs_rsv: size 393216 reserved 4096 BTRFS: error (device loop4: state A) in btrfs_create_pending_block_groups:2518: errno=-28 No space left BTRFS info (device loop4: state EA): forced readonly BTRFS: error (device loop4: state EA) in btrfs_create_pending_block_groups:2530: errno=-28 No space left BTRFS: error (device loop4: state EA) in add_block_group_free_space:1390: errno=-28 No space left BTRFS info (device loop4: state EA): balance: ended with status: -30