Ubuntu
linux package

The system hang on "Log in" screen when performing suspend

Bug #1380998 reported by linmiibao on 2014-10-14

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	linux (Ubuntu)	Expired	Medium	Unassigned

Bug Description

The system hang on "Log in" screen when performing suspend in Ubuntu 14.04.
When issue occurred,Keyboard/Mouse not respond. Press power button once also no response.
Need to shutdown system via long press power button.

HW Configuration:
CPU:Core-i5-4690S 3.2G GT2 HSW 1150 65W /CM8064601561312
DIMM1:N/A
DIMM2:Kingston 698651-154 DDR3-1600, PC3L-12800,8GB, UDIMM (4Gbit die) /HP698651-154-KEF

Revision history for this message

linmiibao (linmiibao) wrote on 2014-10-14:

System may sometimes hang on suspend. When this happens, although it still shows light-locker on display, the system stops responding. Most of the time this will happen within 5 times of s3 test,

Revision history for this message

linmiibao (linmiibao) wrote on 2014-10-14:

The issue can be reproduced with an Asus ML248H ( http://www.asus.com/Monitors_Projectors/ML248H/ ) connected via D-Sub. and ViewSonic VS15562 but can not with Benq E2200HD LCD

Revision history for this message

linmiibao (linmiibao) wrote on 2014-10-14:

Log.zip Edit (45.8 KiB, application/zip)

Log from fail system

Revision history for this message

Brad Figg (brad-figg) wrote on 2014-10-14: Missing required logs.

This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:

apport-collect 1380998

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

Changed in linux (Ubuntu):
status:	New → Incomplete

Revision history for this message

Joseph Salisbury (jsalisbury) wrote on 2014-10-21:

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/