BTRFS info (device loop0 state EA): last unmount of filesystem ed167579-eb65-4e76-9a50-61ac97e9b59d
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WARNING: CPU: 0 PID: 6489 at fs/btrfs/block-rsv.c:455 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:455
Modules linked in:
CPU: 0 UID: 0 PID: 6489 Comm: syz-executor Not tainted 6.15.0-rc2-syzkaller-gc72692105976 #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:455
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:455
sp : ffff8000a48e7960
x29: ffff8000a48e7960 x28: 1fffe0001e2e9f2c x27: dfff800000000000
x26: ffff0000f174f858 x25: 0000000000100000 x24: 0000000000000001
x23: ffff0000f174f800 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: fffffffffffb0000 x18: 00000000ffffffff
x17: ffff800092ef0000 x16: ffff800080520658 x15: 0000000000000001
x14: 1fffe0001e2e9c01 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001e2e9c02 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000c4099e80 x7 : ffff800082495374 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff800080520760
x2 : 0000000000000001 x1 : fffffffffffb0000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:455 (P)
 btrfs_free_block_groups+0xa44/0xe18 fs/btrfs/block-group.c:4499
 close_ctree+0x63c/0xae4 fs/btrfs/disk-io.c:4488
 btrfs_put_super+0x70/0x80 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1237
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2100
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1435
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1442
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 do_notify_resume+0x178/0x1f8 arch/arm64/kernel/entry-common.c:151
 exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline]
 exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline]
 el0_svc+0xb0/0x150 arch/arm64/kernel/entry-common.c:745
 el0t_64_sync_handler+0x78/0x108 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
irq event stamp: 714252
hardirqs last  enabled at (714251): [<ffff800080c20a4c>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (714252): [<ffff80008ad96544>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:488
softirqs last  enabled at (713904): [<ffff8000803c6f1c>] softirq_handle_end kernel/softirq.c:425 [inline]
softirqs last  enabled at (713904): [<ffff8000803c6f1c>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:607
softirqs last disabled at (713801): [<ffff800080020efc>] __do_softirq+0x14/0x20 kernel/softirq.c:613
---[ end trace 0000000000000000 ]---