------------[ cut here ]------------ WARNING: CPU: 0 PID: 4455 at fs/btrfs/space-info.h:199 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:231 [inline] WARNING: CPU: 0 PID: 4455 at fs/btrfs/space-info.h:199 block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline] WARNING: CPU: 0 PID: 4455 at fs/btrfs/space-info.h:199 btrfs_block_rsv_release+0x2d8/0x34c fs/btrfs/block-rsv.c:297 Modules linked in: CPU: 0 PID: 4455 Comm: syz-executor.1 Not tainted 6.2.0-rc6-syzkaller-17549-gca72d58361ee #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:231 [inline] pc : block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline] pc : btrfs_block_rsv_release+0x2d8/0x34c fs/btrfs/block-rsv.c:297 lr : btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:231 [inline] lr : block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline] lr : btrfs_block_rsv_release+0x2d4/0x34c fs/btrfs/block-rsv.c:297 sp : ffff80000fff3ae0 x29: ffff80000fff3af0 x28: 0000000000000000 x27: 0000000000000000 x26: 0000000000000004 x25: 000000000037c000 x24: ffffffffffc80000 x23: 0000000000380000 x22: 0000000000380000 x21: ffff0000c5f26400 x20: ffff00011cfd0000 x19: 0000000000000000 x18: 0000000000000021 x17: ffff80000c17e8bc x16: ffff80000ddcb118 x15: ffff000115988000 x14: 0000000000000108 x13: 00000000ffffffff x12: ffff000115988000 x11: ff8080000923cc98 x10: 0000000000000000 x9 : ffff80000923cc98 x8 : 0000000000000000 x7 : ffff80000923cbe0 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000380000 x1 : 0000000000380000 x0 : 000000000037c000 Call trace: btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:231 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline] btrfs_block_rsv_release+0x2d8/0x34c fs/btrfs/block-rsv.c:297 btrfs_release_global_block_rsv+0x2c/0x15c fs/btrfs/block-rsv.c:440 btrfs_free_block_groups+0x50c/0x688 fs/btrfs/block-group.c:4125 close_ctree+0x35c/0x668 fs/btrfs/disk-io.c:4815 btrfs_put_super+0x20/0x30 fs/btrfs/super.c:81 generic_shutdown_super+0x94/0x198 fs/super.c:492 kill_anon_super+0x24/0x44 fs/super.c:1086 btrfs_kill_super+0x24/0x3c fs/btrfs/super.c:2132 deactivate_locked_super+0x70/0xe8 fs/super.c:332 deactivate_super+0xd0/0xd4 fs/super.c:363 cleanup_mnt+0x184/0x1c0 fs/namespace.c:1291 __cleanup_mnt+0x20/0x30 fs/namespace.c:1298 task_work_run+0x100/0x148 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x174/0x1f0 arch/arm64/kernel/signal.c:1302 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x150 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 8850970 hardirqs last enabled at (8850969): [<ffff80000c13db18>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (8850969): [<ffff80000c13db18>] _raw_spin_unlock_irqrestore+0x44/0x84 kernel/locking/spinlock.c:194 hardirqs last disabled at (8850970): [<ffff80000c12a988>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8849310): [<ffff8000080102c4>] _stext+0x2c4/0x34c softirqs last disabled at (8849239): [<ffff800008017a30>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---