------------[ cut here ]------------ WARNING: CPU: 0 PID: 6530 at fs/btrfs/space-info.h:265 btrfs_space_info_update_bytes_may_use+0x354/0x6a4 fs/btrfs/space-info.h:-1 Modules linked in: CPU: 0 UID: 0 PID: 6530 Comm: syz-executor Not tainted syzkaller #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--) pc : btrfs_space_info_update_bytes_may_use+0x354/0x6a4 fs/btrfs/space-info.h:-1 lr : btrfs_space_info_update_bytes_may_use+0x350/0x6a4 fs/btrfs/space-info.h:265 sp : ffff8000a2d27850 x29: ffff8000a2d27870 x28: 1fffe0001ae4f510 x27: dfff800000000000 x26: ffff80008f7de768 x25: 0000000000000001 x24: ffff0000c9455b90 x23: 0000000000000005 x22: 00000000000fc000 x21: 00000000000fd000 x20: ffff0000d727a880 x19: 0000000000000000 x18: 1fffe00033797688 x17: ffff80008f7de000 x16: ffff80008b0178d8 x15: ffff7000145a4f00 x14: 1ffff000145a4f00 x13: 0000000000000004 x12: ffffffffffffffff x11: ffff7000145a4f00 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000c9455b80 x7 : ffff80008256038c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008053502c x2 : 0000000000000001 x1 : 00000000000fd000 x0 : 00000000000fc000 Call trace: btrfs_space_info_update_bytes_may_use+0x354/0x6a4 fs/btrfs/space-info.h:-1 (P) btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:297 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline] btrfs_block_rsv_release+0x3a4/0x490 fs/btrfs/block-rsv.c:292 btrfs_release_global_block_rsv+0x38/0x22c fs/btrfs/block-rsv.c:457 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4567 close_ctree+0x644/0x1130 fs/btrfs/disk-io.c:4424 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74 generic_shutdown_super+0x12c/0x2b8 fs/super.c:643 kill_anon_super+0x4c/0x7c fs/super.c:1282 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2120 deactivate_locked_super+0xc4/0x12c fs/super.c:474 deactivate_super+0xe0/0x100 fs/super.c:507 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1375 __cleanup_mnt+0x20/0x30 fs/namespace.c:1382 task_work_run+0x1dc/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xfc/0x168 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline] el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:745 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596 irq event stamp: 482202 hardirqs last enabled at (482201): [] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234 hardirqs last disabled at (482202): [] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434 softirqs last enabled at (480266): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (480264): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---