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From: Matthew Wilcox <matthew@wil.cx>
To: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
Cc: linux-parisc@vger.kernel.org
Subject: Re: Stuck gnat1 processes
Date: Fri, 10 Jun 2011 06:37:19 -0600	[thread overview]
Message-ID: <20110610123719.GD29089@parisc-linux.org> (raw)
In-Reply-To: <20110610013034.GA5353@hiauly1.hia.nrc.ca>

On Thu, Jun 09, 2011 at 09:30:35PM -0400, John David Anglin wrote:
> As far as I can tell, all are stuck in the kernel.  Gdb can't step
> the code, nor do breaks on the next instruction ever get hit.  This
> may have something to do with the fact that the instruction is trying
> to read from text (C switch statement).

sysrq-l will show a backtrace for all CPUs.  That might be helpful in
diagnosing this problem.

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."

  parent reply	other threads:[~2011-06-10 12:37 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-10  1:30 Stuck gnat1 processes John David Anglin
2011-06-10  2:21 ` Carlos O'Donell
2011-06-10  3:01   ` John David Anglin
2011-06-10 11:29     ` Carlos O'Donell
2011-06-10 12:37 ` Matthew Wilcox [this message]
     [not found]   ` <20110619205147.GA1430@hiauly1.hia.nrc.ca>
2011-06-19 21:30     ` John David Anglin

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