Date: Thu, 9 Jun 2005 01:41:07 -0700 From: Pascal Hofstee <caelian@gmail.com> To: Miguel Mendez <flynn@energyhq.es.eu.org> Cc: freebsd-current@freebsd.org Subject: Re: xl0 and SNAP004 Message-ID: <d8a0b76205060901413803d6d2@mail.gmail.com> In-Reply-To: <20050608174408.551a0f79.flynn@energyhq.es.eu.org> References: <20050608174408.551a0f79.flynn@energyhq.es.eu.org>
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On 6/8/05, Miguel Mendez <flynn@energyhq.es.eu.org> wrote: > Hi all, >=20 > I cvsuped my tree to HEAD last Sunday but the resulting kernel panic'ed > as soon as ifconfig xl0 was ran. I have the vmcore saved but had to > revert to 5.4 as I needed to use the box. I've downloaded the SNAP004 > iso and copied the kernel from base to test it before attempting a real > install, and this what I've seen. No panic but some kernel messages > have poped up: >=20 > Jun 8 17:30:37 scienide kernel: taskqueue_drain with the following non- > sleepable locks held: Jun 8 17:30:37 scienide kernel: exclusive sleep > mutex xl0 (network driver) r =3D 0 (0xc187f2fc) locked @ /u sr/src/sys/ > pci/if_xl.c:2789 Jun 8 17:30:37 scienide kernel: KDB: stack backtrace: [snip backtrace] > Is this a known problem? I don't see any recent commit to if_xl.c so I > assume the issue is still there in HEAD. Yes this is a known problem and has been acknowleged by Bill Paul (a.o.) I hope to receive a patch from Gleb anytime soon to see if it resolves the problem on my amd64 box where i experience the exact same issue. --=20 Pascal Hofstee
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