On 28/06/2019 11:25, Maheshwari, Shagun wrote: > As per support for dASLR tool, "randomize_va_space_unconfigurable" fail means that "/proc/sys/kernel/randomize_va_space" has write permission. I have checked both a Debian 4.14 and the very latest upstream mainline kernel 5.1.15 and all are the same permissions. Since the latest Linux kernel doesn't agree with your tool that no-one has ever heard of, I'd say the problem is with the tool not the kernel. Trevor