[Ubuntu-x-swat] [Bug 1552333] Re: Laptop running 14.04 LTS freezes completely

2016-03-03 Thread Valentin Brasov
After reverting from 4.2 kernel (linux-generic-lts-wily) back to 3.19 kernel (linux-generic-lts-vivid) the freezes stopped. ** Package changed: xorg (Ubuntu) => linux-meta (Ubuntu) ** Description changed: I am not sure whether this is related to Xorg because of following: Today it happene

[Ubuntu-x-swat] [Bug 1552333] Re: Laptop running 14.04 LTS freezes completely

2016-03-03 Thread Valentin Brasov
While the freeze with the "[drm] HPD interrupt..." message happened 4 times yesterday afternoon after installing the 4.2 kernel, this morning (early morning) I reverted to 3.19 kernel and no freezes happened anymore afterwards. So this really looks like a problem with the 4.2 kernel. I will try t

[Ubuntu-x-swat] [Bug 1552333] Re: Laptop running 14.04 LTS freezes completely

2016-03-03 Thread Valentin Brasov
Yesterday evening after I left the office it froze again. I see in the syslog up to that freezing moment: 12831 Mar 2 16:36:28 my-ubuntu kernel: [ 1252.239761] ACPI: \_SB_.PCI0.PEG0.PEGP: failed to evaluate _DSM 12832 Mar 2 16:36:28 my-ubuntu kernel: [ 1252.239764] ACPI Warning: \_SB_.PCI0

[Ubuntu-x-swat] [Bug 1552333] Re: Laptop running 14.04 LTS freezes completely

2016-03-02 Thread Valentin Brasov
Attached the syslog for today when the laptop froze 3 or 4 times: syslog_today_with_freezes.log Like I said, this never happened before today. ** Attachment added: "syslog_today_with_freezes.log" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1552333/+attachment/4586773/+files/syslog_tod