Debuginfo for Edgy

Ben Collins bcollins at ubuntu.com
Fri Aug 18 14:03:07 UTC 2006


On Fri, 2006-08-18 at 08:34 +0200, Jean-Eric Cuendet wrote:
> >> Would be mandatory to use systemtap in Edgy without recompiling the 
> >> kernel...
> >> -jec
> > 
> > $ apt-cache search linux-image-debug
> > linux-image-debug-2.6.17-6-amd64-generic - Linux kernel debug image for version 2.6.17 on x86_64
> > linux-image-debug-2.6.17-6-amd64-k8 - Linux kernel debug image for version 2.6.17 on x86_64
> > linux-image-debug-2.6.17-6-amd64-server - Linux kernel debug image for version 2.6.17 on x86_64
> > linux-image-debug-2.6.17-6-amd64-xeon - Linux kernel debug image for version 2.6.17 on x86_64
> 
> I tried it, without success.
> 
> # stap open.stop
> cannot find module kernel debuginfo: No DWARF info found
> #
> 
> I tried it with a custom build kernel and it works fine.
> Without the -debug package, systemtap complains about the absence of the 
> vmlinux file altogether. But I think that the vmlinux provided in the 
> -debug package don't have debuginfos... Possible?
> -jec

That's correct. The main reason is because I haven't added the code
needed to strip it from all the modules and vmlinux files for the main
linux-image package. I'll see if I can get this done today for the next
kernel upload.

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