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* [syzbot] [btrfs?] WARNING in btrfs_quota_enable
@ 2023-08-31  5:38 syzbot
  0 siblings, 0 replies; only message in thread
From: syzbot @ 2023-08-31  5:38 UTC (permalink / raw)
  To: clm, dsterba, josef, linux-btrfs, linux-fsdevel, linux-kernel,
	syzkaller-bugs

Hello,

syzbot found the following issue on:

HEAD commit:    3b35375f19fe Merge tag 'irq-urgent-2023-08-26' of git://gi..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=103e2acba80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=1b32f62c755c3a9c
dashboard link: https://syzkaller.appspot.com/bug?extid=f919c2a4aa16cd906ab7
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/be3796252a5a/disk-3b35375f.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/44ebaf698631/vmlinux-3b35375f.xz
kernel image: https://storage.googleapis.com/syzbot-assets/727e7da83980/bzImage-3b35375f.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f919c2a4aa16cd906ab7@syzkaller.appspotmail.com

------------[ cut here ]------------
BTRFS: Transaction aborted (error -28)
WARNING: CPU: 1 PID: 8137 at fs/btrfs/qgroup.c:1039 btrfs_quota_enable+0x197c/0x1f40 fs/btrfs/qgroup.c:1039
Modules linked in:
CPU: 1 PID: 8137 Comm: syz-executor.4 Not tainted 6.5.0-rc7-syzkaller-00182-g3b35375f19fe #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:btrfs_quota_enable+0x197c/0x1f40 fs/btrfs/qgroup.c:1039
Code: ff ff be 08 00 00 00 48 89 df e8 9f 87 3f fe e9 3d e8 ff ff e8 f5 a5 e6 fd 48 c7 c7 80 cd 4b 8b 48 8b 74 24 20 e8 14 bf ad fd <0f> 0b e9 9f f9 ff ff e8 d8 a5 e6 fd 48 c7 c7 80 cd 4b 8b be f4 ff
RSP: 0018:ffffc9001788fca0 EFLAGS: 00010246
RAX: ecef377177158500 RBX: ffff888078194001 RCX: 0000000000040000
RDX: ffffc9000bbd5000 RSI: 000000000000698d RDI: 000000000000698e
RBP: ffffc9001788fea8 R08: ffffffff8152d442 R09: 1ffff11017325162
R10: dffffc0000000000 R11: ffffed1017325163 R12: dffffc0000000000
R13: ffff8880751b5248 R14: 1ffff1100ea36a49 R15: 0000000000000000
FS:  00007fdab1cee6c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f972ed67f00 CR3: 000000007ca4b000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 btrfs_ioctl_quota_ctl+0x144/0x180 fs/btrfs/ioctl.c:3694
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl+0xf8/0x170 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fdab107cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdab1cee0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fdab119c120 RCX: 00007fdab107cae9
RDX: 00000000200013c0 RSI: 00000000c0109428 RDI: 0000000000000006
RBP: 00007fdab10c847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007fdab119c120 R15: 00007ffc4fefa1c8
 </TASK>


---
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2023-08-31  5:38 [syzbot] [btrfs?] WARNING in btrfs_quota_enable syzbot

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