On Tue, Jul 11, 2017 at 7:16 AM, Mark Rutland <mark.rutland@xxxxxxx> wrote: > Hi, > > Arch maintainer tl;dr: most arch fault code doesn't handle fatal signals > correctly, allowing unprivileged users to create an unkillable task which can > lock up the system. Please check whether your arch is affected. I haven't tested for real, but brief inspection of the code suggests that x86 is okay. --Andy