From: Hillf Danton <dhillf@gmail.com>
To: Sasha Levin <sasha.levin@oracle.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Michal Hocko <mhocko@suse.cz>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Wanpeng Li <liwanp@linux.vnet.ibm.com>,
LKML <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
trinity@vger.kernel.org
Subject: Re: hugetlb: NULL ptr deref in region_truncate
Date: Mon, 9 Sep 2013 12:33:40 +0800 [thread overview]
Message-ID: <CAJd=RBAd6-kX127cdTs10Ty7LJ+cGQX8NvX9H1bb4QSh4erzLw@mail.gmail.com> (raw)
In-Reply-To: <522C8DA8.6030701@oracle.com>
On Sun, Sep 8, 2013 at 10:46 PM, Sasha Levin <sasha.levin@oracle.com> wrote:
> Hi all,
>
> While fuzzing with trinity inside a KVM tools guest, running latest -next
> kernel, I've
> stumbled on the following:
>
> [ 998.281867] BUG: unable to handle kernel NULL pointer dereference at
> 0000000000000274
> [ 998.283333] IP: [<ffffffff812707c4>] region_truncate+0x64/0xd0
> [ 998.284288] PGD 0
> [ 998.284717] Oops: 0000 [#1] PREEMPT SMP DEBUG_PAGEALLOC
> [ 998.286506] Modules linked in:
> [ 998.287101] CPU: 88 PID: 24650 Comm: trinity-child85 Tainted: G B W
> 3.11.0-next-20130906-sasha #3985
* 'B' - System has hit bad_page?
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prev parent reply other threads:[~2013-09-09 4:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-08 14:46 hugetlb: NULL ptr deref in region_truncate Sasha Levin
2013-09-09 2:39 ` Joonsoo Kim
2013-09-10 14:56 ` Sasha Levin
2013-09-09 4:33 ` Hillf Danton [this message]
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