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Gdb
From dankwiki
Display
display will evaluate and print an expression after each command run.
- Use display/i $pc to get the current instruction address and decode
- 2i will give you the current and next instruction
Control flow
- Use finish to move to the end of a stack frame
- Use step and stepi to move forward, descending into new stack frames
- Use next and nexti to move forward, skipping over new stack frames
- Export LD_BIND_NOW=1 to force early symbol binding. This eliminates annoying dl code when resolving the .plt section
- Use set follow-fork-mode child to follow the child of fork/vfork
Stacktraces
- Stacktrace of all threads -- thread apply all bt
