linux-kernel - Re: [syzbot] [btrfs?] WARNING in do_chunk

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Message-ID: <CANp29Y7DrVYZj+1Nw9HLD6JF0NAJgFE+kuJHm1Q1dC_yqckCuA@mail.gmail.com>
Date:   Wed, 13 Sep 2023 16:03:45 +0200
From:   Aleksandr Nogikh <nogikh@...gle.com>
To:     syzbot <syzbot+88247ec7a18c953867d5@...kaller.appspotmail.com>
Cc:     clm@...com, dsterba@...e.com, josef@...icpanda.com,
        linux-btrfs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [btrfs?] WARNING in do_chunk_alloc

On Mon, Sep 11, 2023 at 5:20 AM syzbot
<syzbot+88247ec7a18c953867d5@...kaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit cd361199ff23776481c37023a55d855d5ad5c0f5
> Author: Josef Bacik <josef@...icpanda.com>
> Date:   Mon Jul 31 20:28:43 2023 +0000
>
>     btrfs: wait on uncached block groups on every allocation loop
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=1582bf14680000
> start commit:   eb7081409f94 Linux 6.1-rc6
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=8cdf448d3b35234
> dashboard link: https://syzkaller.appspot.com/bug?extid=88247ec7a18c953867d5
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10b80ab1880000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=12dd6d45880000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: btrfs: wait on uncached block groups on every allocation loop
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

It looks related.

#syz fix: btrfs: wait on uncached block groups on every allocation loop