Re: [syzbot] WARNING in ext4_expand_extra_isize_ea

Aleksandr Nogikh
2023-02-02T13:09:57Z

On Thu, Feb 2, 2023 at 1:10 PM syzbot
<syzbot+4d99a966fd74bdeeec36@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit cc12a6f25e07ed05d5825a1664b67a970842b2ca
> Author: Ye Bin <yebin10@huawei.com>
> Date: Thu Dec 8 02:32:31 2022 +0000
>
> ext4: allocate extended attribute value in vmalloc area
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14e7b9a5480000
> start commit: 644e9524388a Merge tag 'for-v6.1-rc' of git://git.kernel.o..
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=8d01b6e3197974dd
> dashboard link: https://syzkaller.appspot.com/bug?extid=4d99a966fd74bdeeec36
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12f49603880000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=163dfb9b880000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: ext4: allocate extended attribute value in vmalloc area

Looks reasonable.

#syz fix: ext4: allocate extended attribute value in vmalloc area

>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
>
> --
> You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group.
> To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@googlegroups.com.
> To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/000000000000168a9205f3b6738f%40google.com.