From: Eric B Munson <emunson@mgebm.net>
To: Anton Blanchard <anton@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
Paul Mackerras <paulus@samba.org>, Ingo Molnar <mingo@elte.hu>,
Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] perf: Fix ppc64 SEGV in dso__load_sym with debuginfo files
Date: Mon, 25 Jul 2011 10:36:55 -0400 [thread overview]
Message-ID: <20110725143655.GA4177@mgebm.net> (raw)
In-Reply-To: <20110725142209.66d540fd@kryten>
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On Mon, 25 Jul 2011, Anton Blanchard wrote:
>
> 64bit PowerPC debuginfo files have an empty function descriptor
> section. I hit a SEGV when perf tried to use this section for
> symbol resolution.
>
> To fix this we need to check the section is valid and we can
> do this by checking for type SHT_PROGBITS.
>
> Signed-off-by: Anton Blanchard <anton@samba.org>
> Cc: <stable@kernel.org>
Acked-by: Eric B Munson <emunson@mgebm.net>
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prev parent reply other threads:[~2011-07-25 14:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-25 4:22 [PATCH] perf: Fix ppc64 SEGV in dso__load_sym with debuginfo files Anton Blanchard
2011-07-25 14:36 ` Eric B Munson [this message]
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