------------[ cut here ]------------ WARNING: CPU: 1 PID: 4025 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x2b8/0x66c fs/btrfs/space-info.h:-1 Modules linked in: CPU: 1 PID: 4025 Comm: syz-executor Not tainted 5.15.184-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x2b8/0x66c fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x2b4/0x66c fs/btrfs/space-info.h:110 sp : ffff80001f0c7740 x29: ffff80001f0c7750 x28: dfff800000000000 x27: 1fffe00019dc710c x26: dfff800000000000 x25: ffff80001414d310 x24: 0000000000000002 x23: 0000000000000005 x22: 00000000000cf000 x21: 00000000000d0000 x20: ffff0000cee38860 x19: 0000000000000000 x18: 1fffe0003422398e x17: 1fffe0003422398e x16: ffff8000111a5644 x15: ffff8000141eec20 x14: ffff0001a111cc80 x13: 1ffff0000282a06b x12: 0000000000ff0100 x11: 0000000000000001 x10: 0000000000000000 x9 : ffff80000a035fc8 x8 : ffff0000c193b680 x7 : ffff80000a0352ac x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000082d477c x2 : fffffffffff30000 x1 : 00000000000d0000 x0 : 00000000000cf000 Call trace: btrfs_space_info_update_bytes_may_use+0x2b8/0x66c fs/btrfs/space-info.h:-1 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:151 [inline] btrfs_block_rsv_release+0x408/0x4e4 fs/btrfs/block-rsv.c:295 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:451 btrfs_free_block_groups+0x7b4/0xb44 fs/btrfs/block-group.c:3984 close_ctree+0x608/0x84c fs/btrfs/disk-io.c:4528 btrfs_put_super+0x40/0x50 fs/btrfs/super.c:340 generic_shutdown_super+0x130/0x2f0 fs/super.c:475 kill_anon_super+0x4c/0x80 fs/super.c:1089 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2390 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0xf8/0x118 fs/super.c:366 cleanup_mnt+0x3a4/0x458 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x12c/0x1e0 kernel/task_work.c:188 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x24b4/0x3128 arch/arm64/kernel/signal.c:949 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xf0/0x1e0 arch/arm64/kernel/entry-common.c:609 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 358406 hardirqs last enabled at (358405): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (358405): [] exit_to_kernel_mode+0xe0/0x168 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (358406): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (354786): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (354784): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace e7d188a0d81fb3e1 ]---