Gdb

GDB is a bash debugger for ELF binaries.

It is a powerful tool to disassemble and view the memory of process, files and core dumps.

To view the stack trace, run:

bt

To view all registers:

i r
or
info registers

Select a stack frame to inspect:

frame {0,}

List the source code (if you have imported debugging symbols only

list +
list -
list

Print/inspect memory regions:

print <variable>
(print 200 bytes) x/200bx <variable>
(print 200 words) x/200wx $rip
(print 200 bytes => int => ascii) x/200xc $rip

Print all variables in program (requires debugging symbols)

info variables

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