linux-kernel - Re: Lock-up on PPC64

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Date:	Tue, 06 Jan 2009 23:02:53 +1100
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	malc <av1474@...tv.ru>
Cc:	Michael Ellerman <michael@...erman.id.au>, linuxppc-dev@...abs.org,
	linux-kernel@...r.kernel.org
Subject: Re: Lock-up on PPC64

On Mon, 2009-01-05 at 19:34 +0300, malc wrote:
> Before this change (atleast) mono_handle_native_sigsegv was executed
> (before machine locks-up hard) after the change this code path is
> never touched.
> 
> The fact that machine locks up hard and not even magic sysrq works
> is what deserves a better look.

Indeed. It's possible that the normally not hit error case is triggering
a different bug. Definitely worth looking at.

I didn't have a chance so far, I'm a bit swamped at the moment, but keep
pining me please :-)

Cheers,
Ben.


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