When disassembling, if our pc matches the beginning of a routine, then it's at routine+0; do not search for the previous routine in the symbol table. This fixes tracebacks when the fault occurs on the first instruction of a routine.
When disassembling, if our pc matches the beginning of a routine, then
it's at routine+0; do not search for the previous routine in the symbol
table. This fixes tracebacks when the fault occurs on the first instruction
of a routine.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars