I reported a bug similar to this a while ago, and after a firmware upgrade (see below) it was fixed. Recently the stuck keys and the syslog spam about keycode e03e have come back.
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date 66CN55WW 02/28/2013 Linux 3.13.0-35-generic #62-Ubuntu SMP Fri Aug 15 01:58:42 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux As above, it stops when the screen is flipped. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1227996 Title: [Lenovo IdeaPad Yoga 13] ubuntu doesn't know about Yoga screen rotation keycodes: atkbd serio0: Use 'setkeycodes e03e <keycode>' to make it known. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1227996/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs