------------[ cut here ]------------ WARNING: CPU: 1 PID: 5071 at fs/btrfs/block-group.c:3715 do_chunk_alloc fs/btrfs/block-group.c:3715 [inline] WARNING: CPU: 1 PID: 5071 at fs/btrfs/block-group.c:3715 btrfs_chunk_alloc+0xe08/0x1150 fs/btrfs/block-group.c:3957 Modules linked in: CPU: 1 PID: 5071 Comm: syz.3.113 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : do_chunk_alloc fs/btrfs/block-group.c:3715 [inline] pc : btrfs_chunk_alloc+0xe08/0x1150 fs/btrfs/block-group.c:3957 lr : do_chunk_alloc fs/btrfs/block-group.c:3715 [inline] lr : btrfs_chunk_alloc+0xe08/0x1150 fs/btrfs/block-group.c:3957 sp : ffff800021326980 x29: ffff8000213269e0 x28: ffff0000f2997000 x27: ffffffffffffffe4 x26: ffff0000d4b34000 x25: 1fffe0001ea0c113 x24: ffff0000d4b34000 x23: ffff0000e01d1930 x22: 0000000000000000 x21: 0000000000000000 x20: ffff0000f5060800 x19: dfff800000000000 x18: 0000000000000000 x17: 0000000000000000 x16: ffff8000082d25ac x15: 0000000000000002 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000080000 x11: 00000000000512dc x10: ffff80002a103000 x9 : e19d42592a158700 x8 : e19d42592a158700 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800021326418 x4 : ffff8000151a4920 x3 : ffff80000852e538 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: do_chunk_alloc fs/btrfs/block-group.c:3715 [inline] btrfs_chunk_alloc+0xe08/0x1150 fs/btrfs/block-group.c:3957 find_free_extent_update_loop fs/btrfs/extent-tree.c:4140 [inline] find_free_extent+0x3920/0x46b0 fs/btrfs/extent-tree.c:4526 btrfs_reserve_extent+0x230/0x4fc fs/btrfs/extent-tree.c:4619 btrfs_alloc_tree_block+0x190/0x1158 fs/btrfs/extent-tree.c:5032 btrfs_force_cow_block+0x3a0/0x187c fs/btrfs/ctree.c:450 btrfs_cow_block+0x2d0/0x710 fs/btrfs/ctree.c:623 btrfs_search_slot+0xa54/0x2364 fs/btrfs/ctree.c:2087 btrfs_insert_empty_items+0xa4/0x178 fs/btrfs/ctree.c:4185 btrfs_insert_empty_item fs/btrfs/ctree.h:3137 [inline] insert_with_overflow+0xf4/0x2ec fs/btrfs/dir-item.c:32 btrfs_insert_xattr_item+0x160/0x2dc fs/btrfs/dir-item.c:75 btrfs_setxattr+0x294/0x704 fs/btrfs/xattr.c:132 btrfs_setxattr_trans+0xfc/0x2f0 fs/btrfs/xattr.c:258 btrfs_xattr_handler_set+0xb0/0xd8 fs/btrfs/xattr.c:378 __vfs_setxattr+0x388/0x3a4 fs/xattr.c:182 __vfs_setxattr_noperm+0x120/0x564 fs/xattr.c:216 __vfs_setxattr_locked+0x1ec/0x218 fs/xattr.c:277 vfs_setxattr+0x158/0x2ac fs/xattr.c:309 do_setxattr fs/xattr.c:594 [inline] setxattr+0x228/0x28c fs/xattr.c:617 path_setxattr+0x12c/0x25c fs/xattr.c:636 __do_sys_lsetxattr fs/xattr.c:659 [inline] __se_sys_lsetxattr fs/xattr.c:655 [inline] __arm64_sys_lsetxattr+0xbc/0xd8 fs/xattr.c:655 __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+0x58/0x138 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: 3196 hardirqs last enabled at (3195): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (3196): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (3188): [] softirq_handle_end kernel/softirq.c:439 [inline] softirqs last enabled at (3188): [] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:624 softirqs last disabled at (2903): [] __do_softirq+0x14/0x20 kernel/softirq.c:630 ---[ end trace 0000000000000000 ]--- BTRFS info (device loop3: state A): dumping space info: BTRFS info (device loop3: state A): space_info DATA+METADATA has 10366976 free, is not full BTRFS info (device loop3: state A): space_info total=11534336, used=49152, pinned=8192, reserved=0, may_use=1110016, readonly=0 zone_unusable=0 BTRFS info (device loop3: state A): space_info SYSTEM has 4091904 free, is not full BTRFS info (device loop3: state A): space_info total=4194304, used=4096, pinned=0, reserved=0, may_use=98304, readonly=0 zone_unusable=0 BTRFS info (device loop3: state A): global_block_rsv: size 983040 reserved 978944 BTRFS info (device loop3: state A): trans_block_rsv: size 131072 reserved 126976 BTRFS info (device loop3: state A): chunk_block_rsv: size 98304 reserved 98304 BTRFS info (device loop3: state A): delayed_block_rsv: size 0 reserved 0 BTRFS info (device loop3: state A): delayed_refs_rsv: size 131072 reserved 0 BTRFS: error (device loop3: state A) in do_chunk_alloc:3715: errno=-28 No space left BTRFS info (device loop3: state EA): forced readonly