Cyril Soler, to clarify, if/when you had Windows installed on the laptop, if you didn't utilize the WORKAROUNDs would it suspend/resume successfully?
** Tags added: bios-outdated-a10 xenial ** Description changed: - I have been struggling to find out how to get my laptop (Dell M3800) - using ubuntu 16.04 to resume from suspend. It goes into suspend (with no - errors in /var/log/pm-suspend.log). But when resuming, it immediately - reboots, with no errors in /var/log/pm-suspend either. + I have been struggling to find out how to get my Dell M3800 laptop using Ubuntu 16.04 to resume from suspend. It goes into suspend with no errors in /var/log/pm-suspend.log. But when resuming, it immediately reboots, with no errors in /var/log/pm-suspend either. + Suspend/resume works out of the box when using a Ubuntu 16.04 live CD, but not when using the fresh installed 16.04 afterwards. - *but* - - Resume works perfectly when a USB key is plugged in (any key!). - - PS: I figured that out because suspend/resume works out of the box when - using ubuntu 16.04 live CD, but not when using the fresh installed 16.04 - afterwards. What's the difference?? There's a key in the USB port in the - first case. So I tried suspend/resume with the *installed* version when - a USB key is present: it works. + WORKAROUND: + 1) Resume works perfectly when any USB key is plugged in. + 2) Enable "USB Wake support" in the BIOS. -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1617599 Title: Resume from suspend causes reboot, except if USB key is plugged in Status in linux package in Ubuntu: Incomplete Bug description: I have been struggling to find out how to get my Dell M3800 laptop using Ubuntu 16.04 to resume from suspend. It goes into suspend with no errors in /var/log/pm-suspend.log. But when resuming, it immediately reboots, with no errors in /var/log/pm-suspend either. Suspend/resume works out of the box when using a Ubuntu 16.04 live CD, but not when using the fresh installed 16.04 afterwards. WORKAROUND: 1) Resume works perfectly when any USB key is plugged in. 2) Enable "USB Wake support" in the BIOS. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1617599/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
