BTRFS info (device loop1): 1 blocks of free space at or bigger than bytes is ------------[ cut here ]------------ WARNING: CPU: 0 PID: 8131 at fs/btrfs/ioctl.c:360 btrfs_fileattr_set+0x910/0xa28 fs/btrfs/ioctl.c:360 Modules linked in: CPU: 0 PID: 8131 Comm: syz.1.747 Not tainted 6.1.124-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_fileattr_set+0x910/0xa28 fs/btrfs/ioctl.c:360 lr : btrfs_fileattr_set+0x910/0xa28 fs/btrfs/ioctl.c:360 sp : ffff800023467870 x29: ffff8000234678a0 x28: 0000000000000001 x27: dfff800000000000 x26: 0000000000000000 x25: 0000000000000800 x24: 00000000ffffffe4 x23: ffff0000df194498 x22: 0000000000000000 x21: 1fffe0001be3289d x20: 0000000000000000 x19: ffff0000df1944e8 x18: 1fffe0003679bf76 x17: ffff800015a8d000 x16: ffff800008301594 x15: ffff0001b3cdfbbc x14: 1ffff00002b520b2 x13: dfff800000000000 x12: 0000000000000001 x11: 1fffe0001b21ed90 x10: 0000000000000000 x9 : 6e2964479ce71300 x8 : 6e2964479ce71300 x7 : ffff800008278b14 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008266814 x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: btrfs_fileattr_set+0x910/0xa28 fs/btrfs/ioctl.c:360 vfs_fileattr_set+0x70c/0xad4 fs/ioctl.c:696 do_vfs_ioctl+0x14cc/0x26f8 __do_sys_ioctl fs/ioctl.c:868 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __arm64_sys_ioctl+0xe4/0x1c8 fs/ioctl.c:856 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 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: 818 hardirqs last enabled at (817): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1367 [inline] hardirqs last enabled at (817): [] finish_lock_switch+0xbc/0x1e8 kernel/sched/core.c:5000 hardirqs last disabled at (818): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (804): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (804): [] handle_softirqs+0xb84/0xd58 kernel/softirq.c:599 softirqs last disabled at (799): [] __do_softirq+0x14/0x20 kernel/softirq.c:605 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop1: state A): dumping space info: BTRFS info (device loop1: state A): space_info DATA+METADATA has 2043904 free, is full BTRFS info (device loop1: state A): space_info total=3276800, used=49152, pinned=0, reserved=0, may_use=1183744, readonly=0 zone_unusable=0 BTRFS info (device loop1: state A): space_info SYSTEM has 8155136 free, is not full BTRFS info (device loop1: state A): space_info total=12451840, used=4096, pinned=0, reserved=4096, may_use=98304, readonly=4190208 zone_unusable=0 BTRFS info (device loop1: state A): global_block_rsv: size 983040 reserved 983040 BTRFS info (device loop1: state A): trans_block_rsv: size 196608 reserved 196608 BTRFS info (device loop1: state A): chunk_block_rsv: size 98304 reserved 98304 BTRFS info (device loop1: state A): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop1: state A): delayed_refs_rsv: size 196608 reserved 4096 BTRFS: error (device loop1: state A) in btrfs_fileattr_set:360: errno=-28 No space left BTRFS info (device loop1: state EA): forced readonly