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Message-ID: <dda83e780607071002ibfe2514g720fa4bec092f8ed@mail.gmail.com>
Date: Fri, 7 Jul 2006 10:02:47 -0700
From: "Bret Towe" <magnade@gmail.com>
To: "Andrew Morton" <akpm@osdl.org>
Subject: Re: 2.6.18-rc1 bttv modprobe null pointer dereference
Cc: linux-kernel@vger.kernel.org
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On 7/6/06, Andrew Morton <akpm@osdl.org> wrote:
> On Thu, 6 Jul 2006 22:19:09 -0700
> "Bret Towe" <magnade@gmail.com> wrote:
>
> > > > Code: 4c 8b bf 48 01 00 00 48 8b bf c0 00 00 00 8b 5e 10 48 81 c7
> > > > RIP  [<ffffffff802f1f9b>] sysfs_add_file+0x2b/0xb0
> > > >  RSP <ffff81002ac71c28>
> > > > CR2: 0000000000000149
> > >
> > > There don't seem to have been significant changes in bttv-driver.c for some
> > > time, and we're seeing a few reports like this.  I'm suspecting that either
> > > a sysfs/driver-core change was wrong, or previously wrong driver behaviour
> > > is now causing oopses.
> > >
> > > And Mauro is offline until July 12.
> > >
> > > Can you send the .config please?
> >
> > of course
>
> I spent ten minutes and got lost.  I suspect videodev's class_device
> handling is wrong, but I fail to spot it.
>
> This might tell us something.

i dont see any new error messages in dmesg
looking at the trace it looks like its dieing before it gets to where this
patch would be used?