Re: upstream build error (9)

From: Dmitry Vyukov
Date: Mon Mar 30 2020 - 02:46:55 EST


#syz invalid

nested virt again kills host on qemu instances...

On Sun, Mar 29, 2020 at 8:11 PM syzbot
<syzbot+cfc21ef9f8637dfa50f9@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>
> Hello,
>
> syzbot found the following crash on:
>
> HEAD commit: 76ccd234 Merge branch 'perf-urgent-for-linus' of git://git..
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=27bbeba43f06f835
> dashboard link: https://syzkaller.appspot.com/bug?extid=cfc21ef9f8637dfa50f9
> compiler: gcc (GCC) 9.0.0 20181231 (experimental)
> userspace arch: i386
>
> Unfortunately, I don't have any reproducer for this crash yet.
>
> IMPORTANT: if you fix the bug, please add the following tag to the commit:
> Reported-by: syzbot+cfc21ef9f8637dfa50f9@xxxxxxxxxxxxxxxxxxxxxxxxx
>
> timedout ["make" "oldconfig" "CC=/syzkaller/gcc/bin/gcc" "-j96"]
>
> ---
> This bug is generated by a bot. It may contain errors.
> See https://goo.gl/tpsmEJ for more information about syzbot.
> syzbot engineers can be reached at syzkaller@xxxxxxxxxxxxxxxxx
>
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>
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