function::print_ustack - Print out stack for the current task from string.
String with list of hexadecimal addresses for the current
Perform a symbolic lookup of the addresses in the given string, which is assumed
to be the result of a prior call to ubacktrace for the current task.
Print one line per address, including the address, the name of the
function containing the address, and an estimate of its position within that
function. Return nothing.
it is recommended to use print_usyms instead of this function.