Warning: Permanently added '10.128.1.107' (ED25519) to the list of known hosts. executing program syzkaller login: [ 38.398105][ T4291] loop0: detected capacity change from 0 to 32768 [ 38.403328][ T4291] BTRFS: device fsid e417788f-7a09-42b2-9266-8ddc5d5d35d2 devid 1 transid 8 /dev/loop0 scanned by syz-executor169 (4291) [ 38.409501][ T4291] BTRFS info (device loop0): first mount of filesystem e417788f-7a09-42b2-9266-8ddc5d5d35d2 [ 38.411603][ T4291] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 38.413491][ T4291] BTRFS info (device loop0): force zlib compression, level 3 [ 38.415017][ T4291] BTRFS info (device loop0): force clearing of disk cache [ 38.416549][ T4291] BTRFS info (device loop0): setting nodatasum [ 38.417709][ T4291] BTRFS info (device loop0): allowing degraded mounts [ 38.419843][ T4291] BTRFS info (device loop0): enabling disk space caching [ 38.421368][ T4291] BTRFS info (device loop0): disk space caching is enabled [ 38.436437][ T4291] BTRFS info (device loop0): rebuilding free space tree [ 38.447511][ T4291] BTRFS info (device loop0): disabling free space tree [ 38.449387][ T4291] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE (0x1) [ 38.451400][ T4291] BTRFS info (device loop0): clearing compat-ro feature flag for FREE_SPACE_TREE_VALID (0x2) [ 38.462386][ T4291] BTRFS info (device loop0): balance: start -susage=12582912,drange=8796093022212..7,limit=10376293541461622786,limit=2..2415919104 [ 38.466761][ T4291] ------------[ cut here ]------------ [ 38.468106][ T4291] WARNING: CPU: 0 PID: 4291 at fs/btrfs/block-group.c:2535 btrfs_create_pending_block_groups+0xd4c/0x1000 [ 38.470371][ T4291] Modules linked in: [ 38.471145][ T4291] CPU: 0 PID: 4291 Comm: syz-executor169 Not tainted 6.1.119-syzkaller #0 [ 38.472901][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 38.474897][ T4291] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 38.476490][ T4291] pc : btrfs_create_pending_block_groups+0xd4c/0x1000 [ 38.477915][ T4291] lr : btrfs_create_pending_block_groups+0xd4c/0x1000 [ 38.479299][ T4291] sp : ffff800021097400 [ 38.480135][ T4291] x29: ffff800021097680 x28: ffff0000e175e248 x27: ffff0000d87021b8 [ 38.481852][ T4291] x26: 0000000000000000 x25: 1fffe0001b0e040b x24: dfff800000000000 [ 38.483508][ T4291] x23: 1fffe0001b0e040a x22: 0000000000000000 x21: ffff0000d8702058 [ 38.485089][ T4291] x20: 00000000ffffffe4 x19: ffff0000d8702050 x18: ffff800021096800 [ 38.486707][ T4291] x17: 0000000000000000 x16: ffff800012325074 x15: 0000000000000000 [ 38.488294][ T4291] x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001 [ 38.489961][ T4291] x11: 0000000000ff0100 x10: 0000000000000000 x9 : 445fe20bc35fee00 [ 38.491681][ T4291] x8 : 445fe20bc35fee00 x7 : 0000000000000001 x6 : 0000000000000001 [ 38.493361][ T4291] x5 : ffff800021096cf8 x4 : ffff800015b630e0 x3 : ffff800008585a08 [ 38.495089][ T4291] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 [ 38.496736][ T4291] Call trace: [ 38.497417][ T4291] btrfs_create_pending_block_groups+0xd4c/0x1000 [ 38.498821][ T4291] __btrfs_end_transaction+0x254/0x75c [ 38.499983][ T4291] btrfs_end_transaction+0x24/0x34 [ 38.501027][ T4291] btrfs_inc_block_group_ro+0x594/0x624 [ 38.502210][ T4291] btrfs_relocate_block_group+0x31c/0x98c [ 38.503320][ T4291] btrfs_relocate_chunk+0x118/0x368 [ 38.504264][ T4291] __btrfs_balance+0x1468/0x1dc8 [ 38.505308][ T4291] btrfs_balance+0xa38/0xe40 [ 38.506251][ T4291] btrfs_ioctl_balance+0x3e4/0x778 [ 38.507324][ T4291] btrfs_ioctl+0x72c/0xb08 [ 38.508310][ T4291] __arm64_sys_ioctl+0x14c/0x1c8 [ 38.509341][ T4291] invoke_syscall+0x98/0x2bc [ 38.510292][ T4291] el0_svc_common+0x138/0x258 [ 38.511288][ T4291] do_el0_svc+0x58/0x13c [ 38.512122][ T4291] el0_svc+0x58/0x168 [ 38.512927][ T4291] el0t_64_sync_handler+0x84/0xf0 [ 38.514026][ T4291] el0t_64_sync+0x18c/0x190 [ 38.515047][ T4291] irq event stamp: 79466 [ 38.516000][ T4291] hardirqs last enabled at (79465): [] __up_console_sem+0xb4/0x100 [ 38.517946][ T4291] hardirqs last disabled at (79466): [] el1_dbg+0x24/0x80 [ 38.519690][ T4291] softirqs last enabled at (78734): [] handle_softirqs+0xb84/0xd58 [ 38.521680][ T4291] softirqs last disabled at (78717): [] __do_softirq+0x14/0x20 [ 38.523367][ T4291] ---[ end trace 0000000000000000 ]--- [ 38.524598][ T4291] BTRFS info (device loop0: state A): dumping space info: [ 38.526158][ T4291] BTRFS info (device loop0: state A): space_info DATA+METADATA has 2240512 free, is full [ 38.528356][ T4291] BTRFS info (device loop0: state A): space_info total=3276800, used=49152, pinned=0, reserved=0, may_use=987136, readonly=0 zone_unusable=0 [ 38.530684][ T4291] BTRFS info (device loop0: state A): space_info SYSTEM has 8253440 free, is not full [ 38.532153][ T4291] BTRFS info (device loop0: state A): space_info total=12451840, used=4096, pinned=0, reserved=4096, may_use=0, readonly=4190208 zone_unusable=0 [ 38.535115][ T4291] BTRFS info (device loop0: state A): global_block_rsv: size 983040 reserved 983040 [ 38.537107][ T4291] BTRFS info (device loop0: state A): trans_block_rsv: size 0 reserved 0 [ 38.539220][ T4291] BTRFS info (device loop0: state A): chunk_block_rsv: size 0 reserved 0 [ 38.541065][ T4291] BTRFS info (device loop0: state A): delayed_block_rsv: size 0 reserved 0 [ 38.542865][ T4291] BTRFS info (device loop0: state A): delayed_refs_rsv: size 196608 reserved 4096 [ 38.544770][ T4291] BTRFS: error (device loop0: state A) in btrfs_create_pending_block_groups:2535: errno=-28 No space left [ 38.547178][ T4291] BTRFS info (device loop0: state EA): forced readonly [ 38.548892][ T4291] BTRFS: error (device loop0: state EA) in btrfs_create_pending_block_groups:2547: errno=-28 No space left [ 38.551740][ T4291] BTRFS info (device loop0: state EA): balance: ended with status: -30