I can confirm the problem on 16.04 and I can also confirm that the patch posted in kde-bugs #353370 report seems to fix the issue (valgrind compiled from source with and without the patch)
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1501545 Title: Valgrind fails on rdrand when the cpu supports it (haswell) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/valgrind/+bug/1501545/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs