------------[ cut here ]------------ WARNING: CPU: 1 PID: 4992 at fs/btrfs/space-info.h:198 btrfs_space_info_update_bytes_may_use+0x452/0x590 fs/btrfs/space-info.h:198 Modules linked in: CPU: 1 PID: 4992 Comm: syz-executor285 Not tainted 6.4.0-rc5-syzkaller-00245-g64569520920a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 RIP: 0010:btrfs_space_info_update_bytes_may_use+0x452/0x590 fs/btrfs/space-info.h:198 Code: fd e9 40 fc ff ff e8 fd 1d fc fd 49 89 ed 4c 89 e6 49 f7 dd 4c 89 ef e8 ac 19 fc fd 4d 39 e5 0f 86 2a fd ff ff e8 de 1d fc fd <0f> 0b 31 ed e9 24 fd ff ff e8 d0 1d fc fd 48 8d 7b 18 be ff ff ff RSP: 0018:ffffc9000333fab0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88807c2f3800 RCX: 0000000000000000 RDX: ffff888079cd2140 RSI: ffffffff838749d2 RDI: 0000000000000006 RBP: ffffffffffea0000 R08: 0000000000000006 R09: 0000000000160000 R10: 000000000015f000 R11: 1ffffffff2195c47 R12: 000000000015f000 R13: 0000000000160000 R14: ffff88807c2f3860 R15: ffff88807c2f3800 FS: 00005555558f5300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff0c1a0f08 CR3: 000000007ce6f000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:230 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:154 [inline] btrfs_block_rsv_release+0x4af/0x5e0 fs/btrfs/block-rsv.c:293 btrfs_release_global_block_rsv+0x26/0x2e0 fs/btrfs/block-rsv.c:438 btrfs_free_block_groups+0xa0c/0x11d0 fs/btrfs/block-group.c:4274 close_ctree+0x552/0xf60 fs/btrfs/disk-io.c:4645 generic_shutdown_super+0x158/0x480 fs/super.c:500 kill_anon_super+0x3a/0x60 fs/super.c:1107 btrfs_kill_super+0x3c/0x50 fs/btrfs/super.c:2138 deactivate_locked_super+0x98/0x160 fs/super.c:331 deactivate_super+0xb1/0xd0 fs/super.c:362 cleanup_mnt+0x2ae/0x3d0 fs/namespace.c:1177 task_work_run+0x16f/0x270 kernel/task_work.c:179 ptrace_notify+0x118/0x140 kernel/signal.c:2371 ptrace_report_syscall include/linux/ptrace.h:411 [inline] ptrace_report_syscall_exit include/linux/ptrace.h:473 [inline] syscall_exit_work kernel/entry/common.c:252 [inline] syscall_exit_to_user_mode_prepare+0x129/0x220 kernel/entry/common.c:279 __syscall_exit_to_user_mode_work kernel/entry/common.c:284 [inline] syscall_exit_to_user_mode+0xd/0x50 kernel/entry/common.c:297 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f58e63bbdc7 Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd4fb29488 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f58e63bbdc7 RDX: 00007ffd4fb29549 RSI: 000000000000000a RDI: 00007ffd4fb29540 RBP: 00007ffd4fb29540 R08: 00000000ffffffff R09: 00007ffd4fb29320 R10: 00005555558f6653 R11: 0000000000000206 R12: 00007ffd4fb2a5c0 R13: 00005555558f65f0 R14: 00007ffd4fb294b0 R15: 0000000000000001