------------[ cut here ]------------ WARNING: CPU: 1 PID: 15418 at fs/btrfs/space-info.h:199 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:231 [inline] WARNING: CPU: 1 PID: 15418 at fs/btrfs/space-info.h:199 block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline] WARNING: CPU: 1 PID: 15418 at fs/btrfs/space-info.h:199 btrfs_block_rsv_release+0x5d1/0x730 fs/btrfs/block-rsv.c:297 Modules linked in: CPU: 1 PID: 15418 Comm: syz-executor.1 Not tainted 6.2.0-rc5-syzkaller-00205-gc96618275234 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:btrfs_space_info_update_bytes_may_use fs/btrfs/space-info.h:199 [inline] RIP: 0010:btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:231 [inline] RIP: 0010:block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline] RIP: 0010:btrfs_block_rsv_release+0x5d1/0x730 fs/btrfs/block-rsv.c:297 Code: 8b 7c 24 10 74 08 4c 89 f7 e8 cb fe 30 fe 49 8b 1e 48 89 df 48 8b 2c 24 48 89 ee e8 29 48 db fd 48 39 eb 73 0b e8 df 45 db fd <0f> 0b 31 db eb 25 e8 d4 45 db fd 48 b8 00 00 00 00 00 fc ff df 41 RSP: 0018:ffffc90004c5fa68 EFLAGS: 00010293 RAX: ffffffff83b09591 RBX: 00000000000df000 RCX: ffff888026dc1d40 RDX: 0000000000000000 RSI: 00000000000e0000 RDI: 00000000000df000 RBP: 00000000000e0000 R08: ffffffff83b09587 R09: fffffbfff1d2d18e R10: fffffbfff1d2d18e R11: 1ffffffff1d2d18d R12: 1ffff1100f91ed0c R13: 00000000000e0000 R14: ffff88807c8f6860 R15: 0000000000000000 FS: 000055555735a400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555557130708 CR3: 000000001d0a2000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: btrfs_release_global_block_rsv+0x2f/0x250 fs/btrfs/block-rsv.c:440 btrfs_free_block_groups+0xbed/0xf60 fs/btrfs/block-group.c:4125 close_ctree+0x732/0xce0 fs/btrfs/disk-io.c:4815 generic_shutdown_super+0x130/0x310 fs/super.c:492 kill_anon_super+0x36/0x60 fs/super.c:1086 btrfs_kill_super+0x3d/0x50 fs/btrfs/super.c:2132 deactivate_locked_super+0xa7/0xf0 fs/super.c:332 cleanup_mnt+0x494/0x520 fs/namespace.c:1291 task_work_run+0x243/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0x124/0x150 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb2/0x140 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x26/0x60 kernel/entry/common.c:296 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f2f7b28d537 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:00007ffd2c0955c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2f7b28d537 RDX: 00007ffd2c09569c RSI: 000000000000000a RDI: 00007ffd2c095690 RBP: 00007ffd2c095690 R08: 00000000ffffffff R09: 00007ffd2c095460 R10: 000055555735b8b3 R11: 0000000000000246 R12: 00007f2f7b2e6b24 R13: 00007ffd2c096750 R14: 000055555735b810 R15: 00007ffd2c096790