The problem is still persistent. I do now use Ubuntu 14.04.1. Already tried mainline kernel 3.16. No change.
~$ uname -a Linux uhu 3.13.0-34-generic #60-Ubuntu SMP Wed Aug 13 15:45:27 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux ~$ cat /proc/acpi/wakeup Device S-state Status Sysfs node P0P1 S4 *disabled GLAN S4 *disabled HDEF S4 *disabled pci:0000:00:1b.0 RP01 S4 *disabled pci:0000:00:1c.0 PXSX S4 *disabled pci:0000:02:00.0 RP02 S4 *disabled PXSX S4 *disabled RP03 S4 *disabled PXSX S4 *disabled RP04 S4 *disabled pci:0000:00:1c.3 PXSX S4 *disabled pci:0000:03:00.0 RP06 S4 *disabled PXSX S4 *disabled RP07 S4 *disabled PXSX S4 *disabled RP08 S4 *disabled PXSX S4 *disabled PEG0 S4 *disabled pci:0000:00:01.0 PEGP S4 *disabled pci:0000:01:00.0 PEGA S4 *disabled PEG1 S4 *disabled PEG2 S4 *disabled PEG3 S4 *disabled PWRB S4 *enabled -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1293134 Title: Laptop does not resume from suspend upon lid open To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/1293134/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs