Public bug reported:
I was just browsing the web when the bottom half of the display became black,
the cursor froze, and everything started flickering.
I think eventually KDE crashed and some terminal messages were shown.
I Ctrl+alt+f3 to a terminal and shut down from there.
The terminal was gli
Public bug reported:
During normal usage the display sometimes flashes black. In particular
some websites cause intense flickering with several black frames per
second.
This actually seems to happen in both Wayland and xorg sessions and
flashes the entire screen, so it seems more like a driver bu
After disabling the HDMI sound card, I only get this line, accompanied
by a short freeze.
[ 323.836831] ACPI: \_SB_.PCI0.PEG0.VID_: failed to evaluate _DSM
Any idea how to go about debugging this?
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*** This bug is a duplicate of bug 1690719 ***
https://bugs.launchpad.net/bugs/1690719
It seems this bug is actually related to this one:
https://bugzilla.redhat.com/show_bug.cgi?id=1564908
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*** This bug is a duplicate of bug 1690719 ***
https://bugs.launchpad.net/bugs/1690719
Thank you. I do think this is a different issue though.
After all my messing around I now have the same freeze in an Xorg
session occasionally, with dmesg displaying the following at the exact
time of the f
Public bug reported:
When using Wayland, I observe sub-second freezes a couple of times per minute.
It just freezes the mouse and everything for a split second, and continues as
if nothing happened.
When using Xorg, everything runs smoothly. (hence I did not pick Xorg in
ubuntu-bug)
I suspect t
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