[Bug 101359] Desktop freeze when connected to external display on login
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Jun 9 02:22:52 UTC 2017
https://bugs.freedesktop.org/show_bug.cgi?id=101359
Bug ID: 101359
Summary: Desktop freeze when connected to external display on
login
Product: Mesa
Version: 17.0
Hardware: Other
OS: Linux (All)
Status: NEW
Severity: major
Priority: medium
Component: Drivers/DRI/i965
Assignee: intel-3d-bugs at lists.freedesktop.org
Reporter: ram.manohar at mail.com
QA Contact: intel-3d-bugs at lists.freedesktop.org
Created attachment 131820
--> https://bugs.freedesktop.org/attachment.cgi?id=131820&action=edit
dmesg output
Description of problem:
3 out of 5 times if my laptop (T460p) is connected to external display via
display port and I reboot the machine, then after login screen the desktop is
completely frozen. Also, while the desktop/display is frozen - I am able to SSH
to the machine remotely and do my stuff. I have gathered journalctl and dmesg
logs via remote SSH when this happened.
My laptop (Thinkpad T460p) although has Nvidia card - I have noveou module
blacklisted and I always use integrated intel graphics. My external display is
a AOC 4K monitor connected via display port.
Version-Release number of selected component (if applicable):
Linux pern 4.11.3-200.fc25.x86_64 #1 SMP Thu May 25 19:03:07 UTC 2017 x86_64
x86_64 x86_64 GNU/Linux
How reproducible:
Steps to Reproduce:
1. Connect the laptop to an external display via display port.
2. Reboot the laptop.
3. Enter username & password at login screen and watch the desktop freeze.
Actual results:
Desktop is frozen
Expected results:
Desktop should not be frozen.
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