BTRFS info (device loop1 state EA): last unmount of filesystem e97e997a-e565-4697-9db0-4a43c897482b
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1
WARNING: fs/btrfs/space-info.h:257 at btrfs_space_info_update_bytes_may_use+0x318/0x6b0 fs/btrfs/space-info.h:257, CPU#1: syz-executor/13499
Modules linked in:
CPU: 1 UID: 0 PID: 13499 Comm: syz-executor Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:btrfs_space_info_update_bytes_may_use+0x318/0x6b0 fs/btrfs/space-info.h:257
Code: 00 00 74 08 4c 89 ff e8 36 e8 23 fe 4d 8b 27 4c 89 e7 48 8b 6c 24 18 48 89 ee e8 a3 e1 bd fd 49 39 ec 73 1c e8 f9 de bd 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: 0018:ffffc9001a35f890 EFLAGS: 00010293
RAX: ffffffff840673e7 RBX: fffffffffff00000 RCX: ffff8880340c3c80
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000100000 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1ed44b7 R12: 00000000000ff000
R13: 1ffff1100cb22518 R14: dffffc0000000000 R15: ffff8880659128c0
FS:  0000000000000000(0000) GS:ffff888126443000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f935e7d8fe8 CR3: 000000005ec44000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 btrfs_space_info_free_bytes_may_use fs/btrfs/space-info.h:294 [inline]
 block_rsv_release_bytes fs/btrfs/block-rsv.c:153 [inline]
 btrfs_block_rsv_release+0x491/0x5a0 fs/btrfs/block-rsv.c:291
 btrfs_release_global_block_rsv+0x33/0x300 fs/btrfs/block-rsv.c:462
 btrfs_free_block_groups+0xe04/0x1110 fs/btrfs/block-group.c:4680
 close_ctree+0x7b4/0x13b0 fs/btrfs/disk-io.c:4456
 generic_shutdown_super+0x13d/0x2d0 fs/super.c:646
 kill_anon_super+0x3b/0x70 fs/super.c:1292
 btrfs_kill_super+0x41/0x50 fs/btrfs/super.c:2127
 deactivate_locked_super+0xbc/0x130 fs/super.c:476
 cleanup_mnt+0x437/0x4d0 fs/namespace.c:1312
 task_work_run+0x1d9/0x270 kernel/task_work.c:233
 exit_task_work include/linux/task_work.h:40 [inline]
 do_exit+0x69b/0x2320 kernel/exit.c:971
 do_group_exit+0x21b/0x2d0 kernel/exit.c:1112
 __do_sys_exit_group kernel/exit.c:1123 [inline]
 __se_sys_exit_group kernel/exit.c:1121 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1121
 x64_sys_call+0x221a/0x2240 arch/x86/include/generated/asm/syscalls_64.h:232
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe9b6e2c629
Code: Unable to access opcode bytes at 0x7fe9b6e2c5ff.
RSP: 002b:00007fff21a26c08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fe9b6ec1f15 RCX: 00007fe9b6e2c629
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: 0000000000000002 R08: 0000000000000000 R09: 00007fe9b6ec1ef0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff21a27ec0
R13: 00007fe9b6ec1ef0 R14: 0000000000099fe8 R15: 00007fff21a28f90
 </TASK>