GDB notes

1. Continue until line of code

until 60
until main.c:60

2. Disassemble an arbitrary address

If the address is a function: 

disassemble (unsigned int *)*(unsigned int *)(0x56558fa0 + 0x24)

If not detected as a function: 

display/i 0xf7d733ff

3. Print stack

x/10x $sp