I suspect it's not about perl, probably system can be locked same way with any programming language.
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to perl in Ubuntu. https://bugs.launchpad.net/bugs/1631302 Title: System becomes unresponsive when running code with deep-recursion under unprivileged user Status in perl package in Ubuntu: New Bug description: In Ubuntu 16.04 if you run perl -e 'sub x { x() }; x()' (this commands does a deep recursion, eats all memory) under non-root user whole system becomes unresponsive, mouse, keyboard does not work. Screen does not update when you plug/unplug charger, for example. The only way to quit is to press power button and shut down machine. Expected bahaviour: Ctrl-C, Ctrl-Alt-Del, Ctrl-Alt-F1, mouse, at least something should work. Repsoduced on HP Pavilion 16, SSD with encryption, encrypted Swap. Reproduced by at least one another person with Ubuntu 16.04 with SSD. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/perl/+bug/1631302/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
