[Bug runtime/14026] print_ubacktrace doesn't resolve the symbol name

[fche at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=14026

Frank Ch. Eigler <fche at redhat dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |fche at redhat dot com

--- Comment #20 from Frank Ch. Eigler <fche at redhat dot com> 2012-05-06 21:15:41 UTC ---
(In reply to comment #19)
> I finally understand what is happening, though I still don't understand how it
> can happen.
> 
> The real problem is that we enter the unwinder with PC 8074811. While the probe
> point actually is 8074810.

The code you quote refers to the struct uprobe->vaddr as the intended original
address of the breakpoint.  Perhaps that address is being munged.

Have we seen yet a version of the run with -DDEBUG_UPROBES and stap -p3 output?
 Which uprobes/utrace version was being used?  (stap-report?)

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