gdb.script.py

class FinishMapsBreak (gdb.FinishBreakpoint):
  def stop(self):
    gdb.write('----------- End Event ------------\n')
    gdb.flush()
    return False

  def out_of_scope(self):
    return self.stop()

class MapsBreak (gdb.Breakpoint):
  def stop(self):
    gdb.write('----------- Start Event -----------\n')
    gdb.flush()
    gdb.execute('bt 10')
    FinishMapsBreak()
    return False

gdb.execute("set pagination off")
gdb.execute("set breakpoint pending on")
gdb.execute("set style enabled off")
gdb.execute("start")
MapsBreak("mmap")
MapsBreak("munmap")
MapsBreak("mremap")
MapsBreak("madvise")
MapsBreak("mprotect")
gdb.execute("continue")