For an executable target, the initial PC can be set to the executable's entry point address. $ ./frysk/bindir/fhpd ./frysk/pkglibdir/funit-stack-inlined [0.0] Loaded executable file: /notnfs/cagney/git/native/frysk-core/frysk/pkglibdir/funit-stack-inlined (fhpd) info regs Error: Unknown command: regs (fhpd) regs [0.0] rax: 0 0x0 rdx: 0 0x0 rcx: 0 0x0 rbx: 0 0x0 rsi: 0 0x0 rdi: 0 0x0 rbp: (void *) 0x0 (void *) 0x0 rsp: (void *) 0x0 (void *) 0x0 r8: 0 0x0 r9: 0 0x0 r10: 0 0x0 r11: 0 0x0 r12: 0 0x0 r13: 0 0x0 r14: 0 0x0 r15: 0 0x0 rip: (void *) 0x0 (void *) 0x0