SIGBUS in _dl_runtime_resolve

[Roland McGrath]

> $ gdb ar ar.core
> GNU gdb 2003-06-06-cvs-debian
> [...]
> Core was generated by `ar'.
> Program terminated with signal 10, Bus error.
> [...]
> (gdb) bt
> #0  0x0000d7b4 in strcmp () from /lib/ld.so.1
> #1  0x00006e89 in _dl_name_match_p () from /lib/ld.so.1
> #2  0x00006e3c in do_lookup_versioned () from /lib/ld.so.1
> #3  0x000060c4 in _dl_lookup_versioned_symbol_internal () from /lib/ld.so.1
> #4  0x00008cd0 in fixup () from /lib/ld.so.1
> #5  0x00008e80 in _dl_runtime_resolve () from /lib/ld.so.1
> #6  0x281a10a0 in jump_table.0 () from /usr/lib/debug/libc.so.0.1
> (gdb) q

Doesn't tell us anything without seeing the arguments in these frames.