linux-kernel - Re: general protection fault in __handle_mm

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Date:   Tue, 9 Oct 2018 08:00:02 -0700
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     "Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>,
        Willem de Bruijn <willemdebruijn.kernel@...il.com>,
        syzbot+1577fbe983d20fe2e88f@...kaller.appspotmail.com
Cc:     David Miller <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        LKML <linux-kernel@...r.kernel.org>,
        Network Development <netdev@...r.kernel.org>,
        syzkaller-bugs@...glegroups.com,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        kirill.shutemov@...ux.intel.com
Subject: Re: general protection fault in __handle_mm_fault



On 10/09/2018 01:53 AM, Aneesh Kumar K.V wrote:
...

>>>> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13cdb67e400000
...

> 
> Can you check with this patch

Well, this is a C repro, you can test this yourself instead of asking Willem who
already did a painful bisection.

Thanks.