RELENG_7 panic (rl driver)
Pyun YongHyeon
pyunyh at gmail.com
Thu Apr 10 01:07:28 UTC 2008
On Wed, Apr 09, 2008 at 10:59:19AM -0400, Mike Tancsa wrote:
> At 08:51 PM 3/25/2008, Pyun YongHyeon wrote:
> >On Tue, Mar 25, 2008 at 02:44:58PM -0400, Mike Tancsa wrote:
> > > I have a RELENG_7 box running in a netboot environment that is
> > > crashing every few days. I dont have a disk on it yet, so I have no
> > > where to send the coredump. But I hooked up a serial cable and made
> > > it drop to debugger. We are going to try a USB connected disk and
> > > configure it as swap so that we can then try and drop the coredump to
> > > it. Any other suggestions on how to track this down ?
> > >
> >
> >I guess rl(4) hardware received too long/short frame such that
> >subsequent code in driver tried to copy recevied frame with invalid
> >length. I don't have data sheet for rl(4) hardwares so I'm not sure
> >how this can happen.
> >Anyway, try attached patch.
>
> Hi,
> So far so good. The box has been running quite some time with no
> panic. By now, it would have crashed a few times. Thanks for fixing
> this! Hopefully, it can be committed to the tree and eventually MFC'd.
>
> ---Mike
>
Thanks for testing! Patch committed to HEAD(if_rl.c rev 1.174).
--
Regards,
Pyun YongHyeon
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