------------[ cut here ]------------ WARNING: CPU: 1 PID: 5353 at fs/btrfs/space-info.h:198 btrfs_space_info_update_bytes_may_use+0x29f/0x5f0 Modules linked in: CPU: 1 PID: 5353 Comm: syz-executor.0 Not tainted 6.4.0-rc1-syzkaller-00133-g9a48d6046722 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 RIP: 0010:btrfs_space_info_update_bytes_may_use+0x29f/0x5f0 fs/btrfs/space-info.h:198 Code: 25 00 00 74 08 4c 89 ff e8 ee d3 3a fe 49 8b 1f 48 89 df 48 8b 6c 24 20 48 89 ee e8 5b 9a e0 fd 48 39 eb 73 14 e8 71 98 e0 fd <0f> 0b 45 31 f6 43 80 7c 25 00 00 75 ac eb b2 e8 5d 98 e0 fd 43 80 RSP: 0018:ffffc90004cc79e8 EFLAGS: 00010293 RAX: ffffffff83aa2b2f RBX: 00000000000ff000 RCX: ffff888020aed940 RDX: 0000000000000000 RSI: 0000000000100000 RDI: 00000000000ff000 RBP: 0000000000100000 R08: ffffffff83aa2b25 R09: fffffbfff1cec366 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff11002fd860c R14: fffffffffff00000 R15: ffff888017ec3060 FS: 0000555555991400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055bf08d1a668 CR3: 00000000208ba000 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+0x477/0x550 fs/btrfs/block-rsv.c:293 btrfs_release_global_block_rsv+0x2f/0x250 fs/btrfs/block-rsv.c:438 btrfs_free_block_groups+0xa31/0xe40 fs/btrfs/block-group.c:4264 close_ctree+0x6db/0xc60 fs/btrfs/disk-io.c:4645 generic_shutdown_super+0x130/0x340 fs/super.c:500 kill_anon_super+0x37/0x60 fs/super.c:1107 btrfs_kill_super+0x3d/0x50 fs/btrfs/super.c:2138 deactivate_locked_super+0xa0/0x110 fs/super.c:331 cleanup_mnt+0x426/0x4c0 fs/namespace.c:1177 task_work_run+0x246/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xd9/0x100 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x60/0x260 kernel/entry/common.c:297 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc88948d5d7 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffdefc5558 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fc88948d5d7 RDX: 00007fffdefc5629 RSI: 000000000000000a RDI: 00007fffdefc5620 RBP: 00007fffdefc5620 R08: 00000000ffffffff R09: 00007fffdefc53f0 R10: 0000555555992893 R11: 0000000000000246 R12: 00007fc8894e6cdc R13: 00007fffdefc66e0 R14: 0000555555992810 R15: 00007fffdefc6720