BTRFS info (device loop3 state EA): last unmount of filesystem 395ef67a-297e-477c-816d-cd80a5b93e5d
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1
WARNING: fs/btrfs/space-info.h:286 at btrfs_space_info_update_bytes_may_use+0x318/0x650, CPU#1: syz-executor/5894
Modules linked in:
CPU: 1 UID: 0 PID: 5894 Comm: syz-executor Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:btrfs_space_info_update_bytes_may_use+0x318/0x650
Code: 00 00 74 08 4c 89 ff e8 66 bc f9 fd 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 83 0c 8a fd 49 39 ec 73 1c e8 a9 09 8a fd 90 <0f> 0b 90 31 db 43 80 7c 35 00 00 0f 85 48 ff ff ff e9 4b ff ff ff
RSP: 0000:ffffc900044efa18 EFLAGS: 00010293
RAX: ffffffff843da4a7 RBX: ffffffffffea2000 RCX: ffff888114b4bc00
RDX: 0000000000000000 RSI: 000000000015e000 RDI: 000000000015d000
RBP: 000000000015e000 R08: ffffffff907a0c7f R09: 1ffffffff20f418f
R10: dffffc0000000000 R11: fffffbfff20f4190 R12: 000000000015d000
R13: 1ffff11023eb2c10 R14: dffffc0000000000 R15: ffff88811f596080
FS:  0000555587ec7500(0000) GS:ffff8882a8ce6000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000558a721c28e0 CR3: 000000011115e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 btrfs_block_rsv_release+0x47b/0x590
 btrfs_release_global_block_rsv+0x33/0x300
 btrfs_free_block_groups+0xdf1/0x1090
 close_ctree+0x800/0x1230
 generic_shutdown_super+0x13d/0x2d0
 kill_anon_super+0x3b/0x70
 btrfs_kill_super+0x41/0x50
 deactivate_locked_super+0xbc/0x110
 cleanup_mnt+0x3d3/0x460
 task_work_run+0x1d9/0x270
 exit_to_user_mode_loop+0x204/0x770
 do_syscall_64+0x328/0x520
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd68b19f397
Code: a2 c7 05 5c 43 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 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 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007fff004b6d38 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007fd68b2344bb RCX: 00007fd68b19f397
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007fff004b6df0
RBP: 00007fff004b6df0 R08: 00007fff004b7df0 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff004b7e80
R13: 00007fd68b2344bb R14: 0000000000012117 R15: 00007fff004b7ec0
 </TASK>
