BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4017 at fs/btrfs/block-group.c:2437 btrfs_create_pending_block_groups+0xba4/0xebc fs/btrfs/block-group.c:2437 Modules linked in: CPU: 0 PID: 4017 Comm: syz-executor270 Not tainted 5.15.171-syzkaller #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_create_pending_block_groups+0xba4/0xebc fs/btrfs/block-group.c:2437 lr : btrfs_create_pending_block_groups+0xba4/0xebc fs/btrfs/block-group.c:2437 sp : ffff80001d0e7460 x29: ffff80001d0e76a0 x28: ffff0000c0bb1440 x27: ffff0000daabd9b0 x26: ffff0000e18eb1b8 x25: ffff0000daabd850 x24: dfff800000000000 x23: 1fffe0001b557b0b x22: 1fffe0001b557b0a x21: ffff0000c0bb19d0 x20: ffff0000daabd858 x19: 00000000ffffffe4 x18: 0000000000000001 x17: 0000000000000000 x16: ffff800011ac0310 x15: 00000000ffffffff x14: ffff0000c8dc51c0 x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 65e8c2f9a9fed300 x8 : 65e8c2f9a9fed300 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80001d0e6bd8 x4 : ffff800014bb05e0 x3 : ffff800008555e80 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 Call trace: btrfs_create_pending_block_groups+0xba4/0xebc fs/btrfs/block-group.c:2437 __btrfs_end_transaction+0x13c/0x610 fs/btrfs/transaction.c:1014 btrfs_end_transaction+0x24/0x34 fs/btrfs/transaction.c:1050 btrfs_inc_block_group_ro+0x4dc/0x54c fs/btrfs/block-group.c:2660 btrfs_relocate_block_group+0x2c0/0x8bc fs/btrfs/relocation.c:4041 btrfs_relocate_chunk+0xb8/0x280 fs/btrfs/volumes.c:3296 __btrfs_balance+0x1214/0x1e20 fs/btrfs/volumes.c:4037 btrfs_balance+0xaa8/0x111c fs/btrfs/volumes.c:4427 btrfs_ioctl_balance+0x50c/0x7b4 fs/btrfs/ioctl.c:4152 btrfs_ioctl+0x8d4/0xa5c fs/btrfs/ioctl.c:5012 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0x14c/0x1c8 fs/ioctl.c:860 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 87214 hardirqs last enabled at (87213): [<ffff80000832c128>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (87214): [<ffff800011abb99c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (86400): [<ffff8000081b691c>] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (86400): [<ffff8000081b691c>] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (86319): [<ffff8000081b6fb4>] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (86319): [<ffff8000081b6fb4>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (86319): [<ffff8000081b6fb4>] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (86319): [<ffff8000081b6fb4>] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 23a5f58dbcb3b5ce ]--- BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2437: errno=-28 No space left BTRFS info (device loop0): forced readonly BTRFS: error (device loop0) in btrfs_create_pending_block_groups:2448: errno=-28 No space left BTRFS info (device loop0): balance: ended with status: -30