Messages in this thread | | | From | (Eric W. Biederman) | Subject | Re: [BUG] i386 relocable kernel breakes /proc/kcore debugging | Date | Mon, 30 Jul 2007 08:23:11 -0600 |
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Jan Kratochvil <jan.kratochvil@redhat.com> writes:
> On Mon, 30 Jul 2007 10:03:03 +0200, Vivek Goyal wrote: >> On Sat, Jul 28, 2007 at 04:43:43AM +0300, Maxim Levitsky wrote: > ... >> > gdb 'thinks' that all kernel symbols are below 0x80000000 , while they are > at >> > 0xC000.... >> > >> > Turning CONFIG_RELOCATABLE off fixes that, so I assume that is the reason > for >> > that. >> >> This is a gdb issue. I had raised it in gdb mailing list some time back. >> >> http://sourceware.org/ml/gdb/2006-08/msg00137.html > > There was the patch post: > http://sources.redhat.com/ml/gdb/2006-08/msg00182.html > >> What version of gdb you are using? I know it got fixed for gdb shipped >> with RHEL5. I am not sure about what upstream version of gdb it got fixed >> in. > > It did not make it to the upstream as the patch above is an imperfect one. > It is fixed in RH gdb-6.5-5 upwards, therefore Fedora 6 + RHEL-5. > http://cvs.fedora.redhat.com/viewcvs/*checkout*/devel/gdb/gdb-6.5-bz203661-emit-relocs.patch?root=core
Has anyone looked at the filtering by ignoring SHTSYM_TAB? The other approach suggested? The patch above only works for ET_EXEC because we can safely ignore everything.
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