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[Bug kprobes/13819] A Call Trace is generated when stap is run if the kernel option "Debug access to per_cpu maps" is enabled
- From: "kevincolbert33 at gmail dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Thu, 08 Mar 2012 16:51:25 +0000
- Subject: [Bug kprobes/13819] A Call Trace is generated when stap is run if the kernel option "Debug access to per_cpu maps" is enabled
- Auto-submitted: auto-generated
- References: <bug-13819-6586@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=13819
--- Comment #7 from Kevin Colbert <kevincolbert33 at gmail dot com> 2012-03-08 16:51:25 UTC ---
Hi Frank,
I modified the translate.cxx file per your instructions, however after
recompiling SystemTap 1.7 with the changes, stap would fail when it tried
to compile the script. I have attached two files, one shows the output
from stap and the other is a code snippet from my translate.cxx file.
Kevin
On Wed, Mar 7, 2012 at 9:00 PM, fche at redhat dot com <
sourceware-bugzilla@sourceware.org> wrote:
> http://sourceware.org/bugzilla/show_bug.cgi?id=13819
>
> --- Comment #6 from Frank Ch. Eigler <fche at redhat dot com> 2012-03-08
> 03:00:03 UTC ---
> Created attachment 6270
> --> http://sourceware.org/bugzilla/attachment.cgi?id=6270
> speculative translate.cxx patch
>
> Just in case something's wacky about NR_CPUS on your machine,
> can you try the following patch to translate.cxx?
>
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