------------[ cut here ]------------ WARNING: CPU: 0 PID: 3535 at fs/btrfs/space-info.h:110 btrfs_space_info_update_bytes_may_use+0x294/0x5c0 Modules linked in: CPU: 0 PID: 3535 Comm: syz-executor303 Not tainted 5.15.109-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 RIP: 0010:btrfs_space_info_update_bytes_may_use+0x294/0x5c0 fs/btrfs/space-info.h:110 Code: 25 00 00 74 08 4c 89 ff e8 59 84 49 fe 49 8b 1f 48 89 df 48 8b 6c 24 18 48 89 ee e8 f6 2b 00 fe 48 39 eb 73 14 e8 0c 2a 00 fe <0f> 0b 45 31 f6 43 80 7c 25 00 00 75 ac eb b2 e8 f8 29 00 fe 43 80 RSP: 0018:ffffc90002d1fb40 EFLAGS: 00010293 RAX: ffffffff837fb474 RBX: 00000000000cf000 RCX: ffff88801ea2d700 RDX: 0000000000000000 RSI: 00000000000d0000 RDI: 00000000000cf000 RBP: 00000000000d0000 R08: ffffffff837fb46a R09: fffffbfff1bc7466 R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: 1ffff11028ee820c R14: fffffffffff30000 R15: ffff888147741060 FS: 0000555556daa300(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffea4528f88 CR3: 00000000190bd000 CR4: 00000000003506f0 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:142 [inline] block_rsv_release_bytes fs/btrfs/block-rsv.c:150 [inline] btrfs_block_rsv_release+0x444/0x530 fs/btrfs/block-rsv.c:294 btrfs_release_global_block_rsv+0x2f/0x250 fs/btrfs/block-rsv.c:450 btrfs_free_block_groups+0x8ab/0xc90 fs/btrfs/block-group.c:3922 close_ctree+0x6d6/0x886 fs/btrfs/disk-io.c:4498 generic_shutdown_super+0x136/0x2c0 fs/super.c:475 kill_anon_super+0x37/0x60 fs/super.c:1067 btrfs_kill_super+0x3d/0x50 fs/btrfs/super.c:2391 deactivate_locked_super+0xa0/0x110 fs/super.c:335 cleanup_mnt+0x44e/0x500 fs/namespace.c:1143 task_work_run+0x129/0x1a0 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x106/0x130 kernel/entry/common.c:175 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:208 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline] syscall_exit_to_user_mode+0x5d/0x250 kernel/entry/common.c:301 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f707f71fe67 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:00007ffea4529758 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f707f71fe67 RDX: 00007ffea4529819 RSI: 000000000000000a RDI: 00007ffea4529810 RBP: 00007ffea4529810 R08: 00000000ffffffff R09: 00007ffea45295f0 R10: 0000555556dab653 R11: 0000000000000202 R12: 00007ffea452a890 R13: 0000555556dab5f0 R14: 00007ffea4529780 R15: 0000000000000002