Re: [syzbot] WARNING in x86_emulate_instruction

Thomas Gleixner
2021-05-27T22:52:09Z

On Fri, May 21 2021 at 19:52, syzbot wrote:

> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: 8ac91e6c Merge tag 'for-5.13-rc2-tag' of git://git.kernel...
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=16a80fc7d00000
> kernel config: https://syzkaller.appspot.com/x/.config?x=dddb87edd6431081
> dashboard link: https://syzkaller.appspot.com/bug?extid=71271244f206d17f6441
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12d1f89bd00000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=134683fdd00000
>
> The issue was bisected to:
>
> commit 9a7832ce3d920426a36cdd78eda4b3568d4d09e3
> Author: Steve Wahl <steve.wahl@hpe.com>
> Date: Fri Jan 8 15:35:49 2021 +0000
>
> perf/x86/intel/uncore: With > 8 nodes, get pci bus die id from NUMA info
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=152bf9b3d00000
> final oops: https://syzkaller.appspot.com/x/report.txt?x=172bf9b3d00000
> console output: https://syzkaller.appspot.com/x/log.txt?x=132bf9b3d00000
>
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+71271244f206d17f6441@syzkaller.appspotmail.com
> Fixes: 9a7832ce3d92 ("perf/x86/intel/uncore: With > 8 nodes, get pci bus die id from NUMA info")

So this is stale for a week now. It's fully reproducible and nobody
can't be bothered to look at that?

What's wrong with you people?

Thanks,

tglx