Note: this is the starting draft

• clean up kernel_pwn_notes.md and update with things found
• practice different methods to communicate between kernel and user space
  • event driven (udev/uevents)
  • ioctl
  • shared memory space (mmap)
  • syscalls to device files exposed by driver
  • netlink socekts

• compile the module make
• load the module sudo insmod cred_mod.ko
• [optional] unload module sudo rmmod cred_mod