Hi Adam, Thanks for your response. Switching to other TTYs does not work.
This is the relevant section of syslog, looks like suspend is never completed: Jan 26 23:38:17 thinkpad anacron[1016]: Job `cron.daily' started Jan 26 23:38:17 thinkpad anacron[2580]: Updated timestamp for job `cron.daily' to 2015-01-26 Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> sleep requested (sleeping: no enabled: yes) Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> sleeping or disabling... Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> (eth0): device state change: unavailable -> unmanaged (reason 'sleeping') [20 10 37] Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> (eth0): cleaning up... Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> (eth0): taking down device. Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> NetworkManager state is now ASLEEP Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> (wlan0): device state change: disconnected -> unmanaged (reason 'sleeping') [30 10 37] Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> (wlan0): cleaning up... Jan 26 23:44:19 thinkpad NetworkManager[847]: <info> (wlan0): taking down device. Jan 26 23:44:20 thinkpad dbus[772]: [system] Activating service name='org.freedesktop.systemd1' (using servicehelper) Jan 26 23:44:20 thinkpad dbus[772]: [system] Successfully activated service 'org.freedesktop.systemd1' Jan 27 17:15:23 thinkpad rsyslogd: [origin software="rsyslogd" swVersion="7.4.4" x-pid="775" x-info="http://www.rsyslog.com"] start Jan 27 17:15:23 thinkpad rsyslogd: rsyslogd's groupid changed to 104 Jan 27 17:15:23 thinkpad rsyslogd: rsyslogd's userid changed to 101 Jan 27 17:15:23 thinkpad kernel: [ 0.000000] Initializing cgroup subsys cpuset Jan 27 17:15:23 thinkpad kernel: [ 0.000000] Initializing cgroup subsys cpu Jan 27 17:15:23 thinkpad kernel: [ 0.000000] Initializing cgroup subsys cpuacct -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to pm-utils in Ubuntu. https://bugs.launchpad.net/bugs/1415039 Title: laptop unresponsive after suspend Status in pm-utils package in Ubuntu: New Bug description: After suspend, the system becomes unresponsive. Fan keeps running, full reboot needed. In /var/log/pm-suspend.log the only error is: "Failed to connect to non-global ctrl_ifname: (null) error: No such file or directory" ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: pm-utils 1.4.1-13ubuntu0.1 ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4 Uname: Linux 3.13.0-32-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.14.1-0ubuntu3.6 Architecture: amd64 CurrentDesktop: Unity Date: Tue Jan 27 14:40:12 2015 InstallationDate: Installed on 2015-01-26 (0 days ago) InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2) PackageArchitecture: all SourcePackage: pm-utils UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/1415039/+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