Additionally to the new CPU which was exchanged (see comment no 23) I exchanged the used HDD with a new Samsung 840 Series SSD Drive. Same Problem. Randomly CPU-Stuck message.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1036456 Title: [Fujitsu LIFEBOOK AH530] BUG: soft lockup - CPU#0 stuck for 22s! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1036456/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs