DragonFly bugs List (threaded) for 2007-08
DragonFly BSD
DragonFly bugs List (threaded) for 2007-08
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Re: page fault at m_xhalf on 1.10 while browsing


From: "Sepherosa Ziehau" <sepherosa@xxxxxxxxx>
Date: Thu, 9 Aug 2007 21:58:54 +0800

On 8/9/07, km b <kmb810@gmail.com> wrote:
> On 8/9/07, Sepherosa Ziehau <sepherosa@gmail.com> wrote:
>
> > Nah, the mbuf is probably freed in bge_encap(), so if you use kgdb to
> > inspect frames before bge_encap(), you will see a trashed mbuf
> > content.  I think the BPF is opened by DHCP, so one thing we can test
> > with ease:
> > Use fixed IP (i.e. stop the DHCP), and see whether your system still
> > crash regularly.
>
> Thanks Sephe for the explanation. Indeed the mbuf was valid pointer
> when using ddb. The patch works.

Sorry, I am not a native speaker, do you mean it fixes the panic you have seen?

Best Regards,
sephe

-- 
Live Free or Die



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