BTRFS info (device loop4): 1 blocks of free space at or bigger than bytes is ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4151 at fs/btrfs/ioctl.c:339 btrfs_fileattr_set+0x7a8/0x9b8 fs/btrfs/ioctl.c:339 Modules linked in: CPU: 0 PID: 4151 Comm: syz.4.6 Not tainted 5.15.176-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+0x7a8/0x9b8 fs/btrfs/ioctl.c:339 lr : btrfs_fileattr_set+0x7a8/0x9b8 fs/btrfs/ioctl.c:339 sp : ffff800020ba7850 x29: ffff800020ba7880 x28: 0000000000000001 x27: dfff800000000000 x26: 0000000000000800 x25: 0000000000000000 x24: 00000000ffffffe4 x23: ffff0000dcbe6210 x22: ffff0000e91e0d48 x21: 0000000000000000 x20: 1fffe0001b97cc4d x19: ffff0000dcbe6268 x18: 0000000000000001 x17: 0000000000000002 x16: ffff800011b4c240 x15: 00000000ffffffff x14: ffff0000d6c01b40 x13: 0000000000000001 x12: 0000000000080000 x11: 000000000001c754 x10: ffff8000281df000 x9 : bbf645542a737e00 x8 : bbf645542a737e00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800020ba6fb8 x4 : ffff800014c40660 x3 : ffff8000085567f8 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000026 Call trace: btrfs_fileattr_set+0x7a8/0x9b8 fs/btrfs/ioctl.c:339 vfs_fileattr_set+0x70c/0xad4 fs/ioctl.c:700 do_vfs_ioctl+0x1634/0x2a38 __do_sys_ioctl fs/ioctl.c:872 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __arm64_sys_ioctl+0xe4/0x1c8 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: 612 hardirqs last enabled at (611): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (612): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (572): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (572): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (547): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (547): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (547): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (547): [] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace b4abf9c573c7fe79 ]--- BTRFS: error (device loop4) in btrfs_fileattr_set:339: errno=-28 No space left