I just tested the latest upstream 4.11-rc7 which works fine. I didn't test a previous version of Ubuntu, since I just switched to 17.04 from Fedora 25.
** Tags added: kernel-fixed-upstream -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1682402 Title: Running I/O heavy operation (cp) inside terminal in X server session will lock up entire system while running it in a TTY works fine To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1682402/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
