Warning: Permanently added '10.128.0.72' (ECDSA) to the list of known hosts. executing program [ 32.586238][ T3072] loop0: detected capacity change from 0 to 32768 [ 32.589961][ T3072] BTRFS: device fsid a830dcec-d20e-42dc-8160-bf13f3286f97 devid 1 transid 8 /dev/loop0 scanned by syz-executor105 (3072) [ 32.595595][ T3072] BTRFS info (device loop0): using xxhash64 (xxhash64-generic) checksum algorithm [ 32.598019][ T3072] BTRFS info (device loop0): using free space tree [ 32.606593][ T3072] BTRFS info (device loop0): enabling ssd optimizations [ 32.616358][ T3072] BTRFS info (device loop0): balance: start -d -m [ 32.619087][ T3072] BTRFS info (device loop0): relocating block group 6881280 flags data|metadata [ 32.622861][ T1012] ------------[ cut here ]------------ [ 32.624761][ T1012] WARNING: CPU: 0 PID: 1012 at fs/btrfs/block-group.c:3535 do_chunk_alloc+0x3b8/0x548 [ 32.627213][ T1012] Modules linked in: [ 32.628206][ T1012] CPU: 0 PID: 1012 Comm: kworker/u4:4 Not tainted 6.1.0-rc7-syzkaller-33054-gcdb931b58ff5 #0 [ 32.630902][ T1012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 [ 32.633520][ T1012] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [ 32.635553][ T1012] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 32.637548][ T1012] pc : do_chunk_alloc+0x3b8/0x548 [ 32.638868][ T1012] lr : do_chunk_alloc+0x3b8/0x548 [ 32.640178][ T1012] sp : ffff80001424bb50 [ 32.641254][ T1012] x29: ffff80001424bb50 x28: 0000000000000000 x27: ffff0000ca6e3000 [ 32.643390][ T1012] x26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000005 [ 32.645527][ T1012] x23: ffff0000c7d48000 x22: 0000000000000000 x21: ffff0000cb1ec000 [ 32.647687][ T1012] x20: ffffffffffffffe4 x19: ffff0000ca6e3000 x18: 00000000000000c0 [ 32.649789][ T1012] x17: ffff80000dda8198 x16: ffff80000dbe6158 x15: ffff0000c642cec0 [ 32.651887][ T1012] x14: 0000000000000000 x13: 00000000ffffffff x12: ffff0000c642cec0 [ 32.654046][ T1012] x11: ff808000081c4d64 x10: 0000000000000000 x9 : d170b3c34f71c100 [ 32.656177][ T1012] x8 : d170b3c34f71c100 x7 : ffff80000c091344 x6 : 0000000000000000 [ 32.658327][ T1012] x5 : 0000000000000080 x4 : 0000000000000001 x3 : 0000000000000000 [ 32.660431][ T1012] x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000026 [ 32.662563][ T1012] Call trace: [ 32.663407][ T1012] do_chunk_alloc+0x3b8/0x548 [ 32.664677][ T1012] btrfs_chunk_alloc+0x370/0x47c [ 32.665967][ T1012] flush_space+0x5f4/0x738 [ 32.667133][ T1012] btrfs_async_reclaim_metadata_space+0x43c/0x4e0 [ 32.668794][ T1012] process_one_work+0x2d8/0x504 [ 32.670057][ T1012] worker_thread+0x340/0x610 [ 32.671277][ T1012] kthread+0x12c/0x158 [ 32.672358][ T1012] ret_from_fork+0x10/0x20 [ 32.673537][ T1012] irq event stamp: 557930 [ 32.674659][ T1012] hardirqs last enabled at (557929): [] __up_console_sem+0xb0/0xfc [ 32.677174][ T1012] hardirqs last disabled at (557930): [] el1_dbg+0x24/0x80 [ 32.679468][ T1012] softirqs last enabled at (557918): [] _stext+0x2e4/0x37c [ 32.681824][ T1012] softirqs last disabled at (557859): [] ____do_softirq+0x14/0x20 [ 32.684375][ T1012] ---[ end trace 0000000000000000 ]--- [ 32.685966][ T1012] BTRFS info (device loop0: state A): dumping space info: [ 32.687805][ T1012] BTRFS info (device loop0: state A): space_info DATA+METADATA has 7737344 free, is not full [ 32.690427][ T1012] BTRFS info (device loop0: state A): space_info total=11534336, used=61440, pinned=12288, reserved=0, may_use=2097152, readonly=1626112 zone_unusable=0 [ 32.694501][ T1012] BTRFS info (device loop0: state A): space_info SYSTEM has 4091904 free, is not full [ 32.696927][ T1012] BTRFS info (device loop0: state A): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=98304, readonly=0 zone_unusable=0 [ 32.700622][ T1012] BTRFS info (device loop0: state A): global_block_rsv: size 917504 reserved 917504 [ 32.703078][ T1012] BTRFS info (device loop0: state A): trans_block_rsv: size 0 reserved 0 [ 32.705364][ T1012] BTRFS info (device loop0: state A): chunk_block_rsv: size 98304 reserved 98304 [ 32.707874][ T1012] BTRFS info (device loop0: state A): delayed_block_rsv: size 0 reserved 0 [ 32.710124][ T1012] BTRFS info (device loop0: state A): delayed_refs_rsv: size 131072 reserved 131072 [ 32.712567][ T1012] BTRFS: error (device loop0: state A) in do_chunk_alloc:3535: errno=-28 No space left [ 32.715372][ T1012] BTRFS info (device loop0: state EA): forced readonly [ 32.717094][ T1012] BTRFS: error (device loop0: state EA) in btrfs_create_pending_block_groups:2416: errno=-28 No space left [ 32.720551][ T3072] BTRFS warning (device loop0: state EA): Skipping commit of aborted transaction. [ 32.723022][ T3072] BTRFS: error (device loop0: state EA) in cleanup_transaction:1958: errno=-28 No space left [ 32.727183][ T3072] BTRFS info (device loop0: state EA): 1 enospc errors during balance [ 32.729320][ T3072] BTRFS info (device loop0: state EA): balance: ended with status: -30