lkml.org 
[lkml]   [2011]   [Oct]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: kernel OOPS when releasing usb webcam (random)
    On Mon, 17 Oct 2011 17:05:19 -0700 (PDT)
    David Rientjes <rientjes@google.com> wrote:

    > On Mon, 17 Oct 2011, Tomas M. wrote:
    >
    > > im getting the following null pointer dereference from time to time when
    > > releasing a usb camera.
    > >
    > > maybe this trace is of assistance...please reply to my mail since im not
    > > subscribed.
    > >
    >
    > I suspect this is happening in v4l2_device_unregister_subdev(). Adding
    > Guennadi, Mauro, and linux-media.
    >
    > > BUG: unable to handle kernel NULL pointer dereference at 0000006c
    > > IP: [<f90be6c2>] v4l2_device_release+0xa2/0xf0 [videodev]

    Hi,

    I sent a fix for a similar trace last week:
    http://patchwork.linuxtv.org/patch/8124/

    Tomas, can you test it fixes the problem for you too?

    Thanks,
    Antonio

    --
    Antonio Ospite
    http://ao2.it

    PGP public key ID: 0x4553B001

    A: Because it messes up the order in which people normally read text.
    See http://en.wikipedia.org/wiki/Posting_style
    Q: Why is top-posting such a bad thing?
    [unhandled content-type:application/pgp-signature]
    \
     
     \ /
      Last update: 2011-10-18 10:45    [W:0.019 / U:0.304 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site