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From:   Aleksandr Nogikh <nogikh@google.com>
Date:   Tue, 30 May 2023 11:58:17 +0200
Message-ID: <CANp29Y6vkDOAbL4T7hBdd-3fjfkM1vAJfhJF2Xw_UHNPEjawLQ@mail.gmail.com>
Subject: Re: [syzbot] [xfs?] general protection fault in __xfs_free_extent
To:     syzbot <syzbot+bfbc1eecdfb9b10e5792@syzkaller.appspotmail.com>
Cc:     dchinner@redhat.com, djwong@kernel.org,
        linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-xfs@vger.kernel.org, syzkaller-bugs@googlegroups.com
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On Sun, May 28, 2023 at 2:10=E2=80=AFPM syzbot
<syzbot+bfbc1eecdfb9b10e5792@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit b2ccab3199aa7cea9154d80ea2585312c5f6eba0
> Author: Darrick J. Wong <djwong@kernel.org>
> Date:   Wed Apr 12 01:59:53 2023 +0000
>
>     xfs: pass per-ag references to xfs_free_extent
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=3D1007e5c128=
0000
> start commit:   02bf43c7b7f7 Merge tag 'fs.xattr.simple.rework.rbtree.rwl=
o..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=3D8c59170b68d26=
a55
> dashboard link: https://syzkaller.appspot.com/bug?extid=3Dbfbc1eecdfb9b10=
e5792
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=3D1798429d880=
000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=3D161b948f88000=
0
>
> If the result looks correct, please mark the issue as fixed by replying w=
ith:
>
> #syz fix: xfs: pass per-ag references to xfs_free_extent

Seems reasonable.

#syz fix: xfs: pass per-ag references to xfs_free_extent

>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisect=
ion
>
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