From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Laura Abbott <labbott@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [REGRESSION] !PageLocked(page) assertion with tcpdump
Date: Wed, 10 Aug 2016 19:13:45 +0300 [thread overview]
Message-ID: <20160810161345.GA67522@black.fi.intel.com> (raw)
In-Reply-To: <c711e067-0bff-a6cb-3c37-04dfe77d2db1@redhat.com>
On Wed, Aug 10, 2016 at 07:33:38AM -0700, Laura Abbott wrote:
> Hi,
>
> There have been several reports[1] of assertions tripping when using
> tcpdump on the latest master:
>
> [ 1013.718212] device wlp2s0 entered promiscuous mode
> [ 1013.736003] page:ffffea0004380000 count:2 mapcount:0 mapping:
> (null) index:0x0 compound_mapcount: 0
> [ 1013.736013] flags: 0x17ffffc0004000(head)
> [ 1013.736017] page dumped because: VM_BUG_ON_PAGE(!PageLocked(page))
> [ 1013.736044] ------------[ cut here ]------------
> [ 1013.736091] kernel BUG at mm/rmap.c:1288!
The patch below should do the trick.
next prev parent reply other threads:[~2016-08-10 16:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-10 14:33 Laura Abbott
2016-08-10 16:13 ` Kirill A. Shutemov [this message]
2016-08-10 20:03 ` Laura Abbott
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