Bug#637308: xen-linux-system-2.6.32-5-xen-amd64: with kernel option 'nosmp', dom0 hangup while init PCI-Express Fusion-MPT SAS
- To: Ian Campbell <ijc@hellion.org.uk>
- Cc: 637308@bugs.debian.org, Ben Hutchings <ben@decadent.org.uk>, Константин Алексеев <kv.alekseev@gmail.com>
- Subject: Bug#637308: xen-linux-system-2.6.32-5-xen-amd64: with kernel option 'nosmp', dom0 hangup while init PCI-Express Fusion-MPT SAS
- From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
- Date: Thu, 1 Sep 2011 09:53:34 -0400
- Message-id: <[🔎] 20110901135334.GC23971@dumpdata.com>
- Reply-to: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>, 637308@bugs.debian.org
- In-reply-to: <1314777700.28989.25.camel@zakaz.uk.xensource.com>
- References: <20110810125108.2078.1714.reportbug@thallium.yuterra.ru> <1312981021.2591.1269.camel@deadeye> <CAMb_DiQw_huvv3M0S_9Xh7zerDj1u8=VwmsoW_FYVjE7cSiLsQ@mail.gmail.com> <1312982282.26263.219.camel@zakaz.uk.xensource.com> <CAMb_DiQCc5s_bUVfYnfa2k7LLnDc=eZf9fTZhTJkCfyFMVTh7w@mail.gmail.com> <CAMb_DiSQtxXLRAyzhk-0AhxOwMhbE00bsv3CPjZoYbb7knjA5w@mail.gmail.com> <1314618921.3092.21.camel@deadeye> <1314691470.10283.69.camel@zakaz.uk.xensource.com> <20110830142232.GH11346@dumpdata.com> <1314777700.28989.25.camel@zakaz.uk.xensource.com>
On Wed, Aug 31, 2011 at 09:01:40AM +0100, Ian Campbell wrote:
> On Tue, 2011-08-30 at 10:22 -0400, Konrad Rzeszutek Wilk wrote:
>
> > It might make sense to also use 'xen_raw_printk' as sometimes you don't
> > get to see the panic - you end up with this unhelpfull message:
> >
> > (XEN) domain_crash_sync called from entry.S
> > (XEN) Domain 0 (vcpu#0) crashed on cpu#0:
> > .. snip..
> >
> > so something like this:
>
> Fine by me, although I do wonder if maybe we shouldn't be fixing panic()
> itself or our console driver or something, this isn't the first such
> patch I've noticed which doubles up on the panic message. Is the
> underlying issue just that earlyprintk isn't on by default?
Yup. earlyprintk=xen would do the same thing.
Added this patch on the 3.1-rcX train with your Acked-by.
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