Warning: Permanently added '10.128.0.84' (ED25519) to the list of known hosts. executing program [ 37.478122][ T4222] loop0: detected capacity change from 0 to 32768 [ 37.483000][ T4222] BTRFS: device fsid 395ef67a-297e-477c-816d-cd80a5b93e5d devid 1 transid 8 /dev/loop0 scanned by syz-executor268 (4222) [ 37.488759][ T4222] BTRFS info (device loop0): first mount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d [ 37.491417][ T4222] BTRFS info (device loop0): using sha256 (sha256-ce) checksum algorithm [ 37.493342][ T4222] BTRFS info (device loop0): using free space tree [ 37.511084][ T4222] BTRFS info (device loop0): enabling ssd optimizations [ 37.526501][ T4222] BTRFS info (device loop0): balance: start -s [ 37.530206][ T4222] ------------[ cut here ]------------ [ 37.531793][ T4222] WARNING: CPU: 1 PID: 4222 at fs/btrfs/block-group.c:2518 btrfs_create_pending_block_groups+0xd4c/0x1000 [ 37.534228][ T4222] Modules linked in: [ 37.535065][ T4222] CPU: 1 PID: 4222 Comm: syz-executor268 Not tainted 6.1.89-syzkaller #0 [ 37.537002][ T4222] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 37.539209][ T4222] pstate: 60401005 (nZCv daif +PAN -UAO -TCO -DIT +SSBS BTYPE=--) [ 37.540997][ T4222] pc : btrfs_create_pending_block_groups+0xd4c/0x1000 [ 37.542633][ T4222] lr : btrfs_create_pending_block_groups+0xd4c/0x1000 [ 37.544205][ T4222] sp : ffff80001de47400 [ 37.545184][ T4222] x29: ffff80001de47680 x28: ffff0000df2060f8 x27: ffff0000c47021b8 [ 37.547013][ T4222] x26: 0000000000000000 x25: 1fffe000188e040b x24: dfff800000000000 [ 37.548756][ T4222] x23: 1fffe000188e040a x22: 0000000000000000 x21: ffff0000c4702058 [ 37.550588][ T4222] x20: 00000000ffffffe4 x19: ffff0000c4702050 x18: ffff80001de46800 [ 37.552344][ T4222] x17: 0000000000000000 x16: ffff8000121618dc x15: 0000000000000000 [ 37.554139][ T4222] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001 [ 37.556033][ T4222] x11: 0000000000ff0100 x10: 0000000000000000 x9 : 962459acc62cd600 [ 37.557906][ T4222] x8 : 962459acc62cd600 x7 : 0000000000000001 x6 : 0000000000000001 [ 37.559744][ T4222] x5 : ffff80001de46cf8 x4 : ffff800015932b00 x3 : ffff80000858856c [ 37.561497][ T4222] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 37.563358][ T4222] Call trace: [ 37.564110][ T4222] btrfs_create_pending_block_groups+0xd4c/0x1000 [ 37.565565][ T4222] __btrfs_end_transaction+0x254/0x75c [ 37.566729][ T4222] btrfs_end_transaction+0x24/0x34 [ 37.567867][ T4222] btrfs_inc_block_group_ro+0x594/0x624 [ 37.569114][ T4222] btrfs_relocate_block_group+0x31c/0x98c [ 37.570382][ T4222] btrfs_relocate_chunk+0x118/0x368 [ 37.571529][ T4222] __btrfs_balance+0x1468/0x1dc8 [ 37.572656][ T4222] btrfs_balance+0xa38/0xe40 [ 37.573637][ T4222] btrfs_ioctl_balance+0x3e4/0x778 [ 37.574825][ T4222] btrfs_ioctl+0x72c/0xb08 [ 37.575839][ T4222] __arm64_sys_ioctl+0x14c/0x1c8 [ 37.576926][ T4222] invoke_syscall+0x98/0x2c0 [ 37.577984][ T4222] el0_svc_common+0x138/0x258 [ 37.579151][ T4222] do_el0_svc+0x64/0x218 [ 37.580083][ T4222] el0_svc+0x58/0x168 [ 37.580994][ T4222] el0t_64_sync_handler+0x84/0xf0 [ 37.582110][ T4222] el0t_64_sync+0x18c/0x190 [ 37.583155][ T4222] irq event stamp: 79144 [ 37.584129][ T4222] hardirqs last enabled at (79143): [] __up_console_sem+0xb4/0x100 [ 37.586337][ T4222] hardirqs last disabled at (79144): [] el1_dbg+0x24/0x80 [ 37.588187][ T4222] softirqs last enabled at (79070): [] __do_softirq+0xc1c/0xe38 [ 37.590222][ T4222] softirqs last disabled at (79025): [] ____do_softirq+0x14/0x20 [ 37.592337][ T4222] ---[ end trace 0000000000000000 ]--- [ 37.593883][ T4222] BTRFS info (device loop0: state A): dumping space info: [ 37.595464][ T4222] BTRFS info (device loop0: state A): space_info DATA+METADATA has 2293760 free, is full [ 37.597761][ T4222] BTRFS info (device loop0: state A): space_info total=3276800, used=61440, pinned=0, reserved=0, may_use=921600, readonly=0 zone_unusable=0 [ 37.601270][ T4222] BTRFS info (device loop0: state A): space_info SYSTEM has 8253440 free, is not full [ 37.603333][ T4222] BTRFS info (device loop0: state A): space_info total=12451840, used=4096, pinned=0, reserved=4096, may_use=0, readonly=4190208 zone_unusable=0 [ 37.606633][ T4222] BTRFS info (device loop0: state A): global_block_rsv: size 917504 reserved 917504 [ 37.608847][ T4222] BTRFS info (device loop0: state A): trans_block_rsv: size 0 reserved 0 [ 37.610858][ T4222] BTRFS info (device loop0: state A): chunk_block_rsv: size 0 reserved 0 [ 37.612648][ T4222] BTRFS info (device loop0: state A): delayed_block_rsv: size 0 reserved 0 [ 37.614590][ T4222] BTRFS info (device loop0: state A): delayed_refs_rsv: size 393216 reserved 4096 [ 37.616668][ T4222] BTRFS: error (device loop0: state A) in btrfs_create_pending_block_groups:2518: errno=-28 No space left [ 37.619129][ T4222] BTRFS info (device loop0: state EA): forced readonly [ 37.621036][ T4222] BTRFS: error (device loop0: state EA) in btrfs_create_pending_block_groups:2530: errno=-28 No space left [ 37.623772][ T4222] BTRFS: error (device loop0: state EA) in add_block_group_free_space:1390: errno=-28 No space left [ 37.627356][ T4222] BTRFS info (device loop0: state EA): balance: ended with status: -30