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Re: systemtap.base/kmodule.exp crashes on RHEL4-U2 x86-64 kernel
- From: Martin Hunt <hunt at redhat dot com>
- To: William Cohen <wcohen at redhat dot com>
- Cc: "systemtap at sources dot redhat dot com" <systemtap at sources dot redhat dot com>
- Date: Wed, 19 Oct 2005 10:09:46 -0700
- Subject: Re: systemtap.base/kmodule.exp crashes on RHEL4-U2 x86-64 kernel
- Organization: Red Hat Inc
- References: <43566FCC.6050807@redhat.com>
On Wed, 2005-10-19 at 12:09 -0400, William Cohen wrote:
> Is anyone else exercising SystemTap on RHEL4-U2 x86-64 machines,
> 2.6.9-22.ELsmp. This morning when I built the the latest snapshot of
> systemtap (20051019) and ran some tests with it I mangaged to get the
> kernel to crash on the systemtap.base/kmodule.exp.
Happens to me too. Works fine on i686.
> Looking through the generated code there is a big table at the end of
> the generated code, stap_symbols. Is this used for something? I didn't
> see it referenced in the generated code.
The runtime uses it to lookup symbols.
2005-10-06 Frank Ch. Eigler <fche@elastic.org>
PR 1332.
* translate.cxx (emit_symbol_data): New function to transcribe
a processed address->symbol lookup table, based
upon /proc/kallsyms.