Same here. Happened twice today. Ubuntu 14.04 LTS Mem: 1.9 GiB Processor: Intel Core Duo P8700 @ 2.53Ghz x2 OS: 64bit HP EliteBook 6930p
tail /var/log/syslog Oct 9 18:47:01 odysseus2 signond[7107]: The signon plugin does not react on demand to stop: need to kill it!!! Oct 9 18:47:02 odysseus2 signond[7107]: Challenge produces CRASH! -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to signon in Ubuntu. https://bugs.launchpad.net/bugs/1160804 Title: signond hangs and uses all CPU resources Status in “signon” package in Ubuntu: Confirmed Bug description: Today I noticed my CPU fan going crazy and couldn't find any reason at first, having pretty much only a browser window open. Checking the system monitor, I noticed that signond used up 96% of my CPU resources, which caused the problem. It steadily hung at this level. Since I have an i7, my laptop still worked fine, I guess because it only used up one core. ProblemType: Bug DistroRelease: Ubuntu 12.10 Package: signond 8.43-0ubuntu1 ProcVersionSignature: Ubuntu 3.5.0-26.42-generic 3.5.7.6 Uname: Linux 3.5.0-26-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.6.1-0ubuntu10 Architecture: amd64 Date: Wed Mar 27 10:52:27 2013 InstallationDate: Installed on 2013-01-06 (79 days ago) InstallationMedia: Ubuntu 12.10 "Quantal Quetzal" - Release amd64 (20121017.5) MarkForUpload: True SourcePackage: signon UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/signon/+bug/1160804/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp