(gdb) p ((struct FreeSegment)(&KERNEL_END)) $3 = {size = 133030863, next_segment = 0x0} (gdb) p &KERNEL_END $4 = (unsigned long *) 0x1070a4 (gdb) x/2xw 0x1070a4 0x1070a4: 0x07ede3cf 0x00000000