Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v3.18 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. If you are unable to test the mainline kernel, for example it will not boot, please add the tag: 'kernel-unable-to-test-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.18-rc1-utopic/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium -- 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/1380993 Title: Blank screen and system hung up when system suspend Status in “linux” package in Ubuntu: Incomplete Bug description: Blank screen and system hung up when system enter suspend with Ubuntu 14.04. When this issue occurred,the LED of power button is on, Keyboard and Mouse not responded. Press power button once also no response. Need to press power button for long time to shot down the system then power on the system. CPU:Intel Celeron CPU J1800 2.41GHz DIMM1:N/A DIMM2:Hynix 656290-150 DDR3L-1600, PC3L-12800,4GB, SODIMM (2Gbit die) /HMT351S6EFR8A-PB To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1380993/+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