Objdump crash on prelinked ARM binaries

Daniel Jacobowitz drow@mvista.com
Thu Jun 5 14:56:00 GMT 2003


On Thu, Jun 05, 2003 at 03:41:36PM +0100, Nick Clifton wrote:
> Hi Daniel,
> 
> > arm-linux targets only provide elf_info_to_howto_rel.  Then, when
> > objdump finds Rela relocations in a prelinked object file, it
> > dereferences a NULL pointer trying to call ebd->elf_info_to_howto.
> > Will it break anything to always provide both elf_info_to_howto
> > functions?
> 
> Probably.  Why are Rela relocations being encountered anyway ?

The prelinking process converts REL sections to RELA.

> At the very least objdump should check ebd->elf_info_to_howto and
> issue an error message, rather than seg faulting.

Hmm, yes.  Well, I'm going to try defining both and see if it does
anything to testsuite results...

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer



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