Core Analysis book:
Windows X64 core dump: Accelerated Disassembly, Reconstruction and Reversing
Linux core dump: Accelerated Linux Core Dump Analysis
All episode recordings are available on YouTube with descriptions: http://www.youtube.com/DebuggingTV
gdb commands
Info sharedlibrary: lists dynamic libraries
maintenance info sections: lists memory regions
Info threads: lists threads
thread <n> : Switches between threads
thread apply all bt: lists stack traces from all threads
x/<n><a,c,s> <address>: prints n addresses with corresponding symbol mappings if any
disassemble <function name>
disassemble <address>
frame <n>: change to stack frame n
info variables
info args
info locals
set backtrace past-main
symbol-file <file path>