I haven't encountered the problem in over a week after switching to a
5.10 kernel (from linux-image-oem-20.04-edge).
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Public bug reported:
I've been getting freezes on Ubunyu 20.04 on my Dell Latitude 7420
laptop with a secondary display connected through a WD19 Dell dock. I'm
on the supposedly-certified 5.6.0-1048-oem kernel, have tried 5.8 and
5.10 without much success (other types of freezes). Some freezes
Public bug reported:
My laptop failed to suspend overnight and was unresponsive when I opened
it back up. This is on Ubuntu 20.04.2 LTS with kernel 5.6.0-1048-oem and
pulseaudio:amd64/focal-updates 1:13.99.1-1ubuntu3.10 uptodate. In
syslog, I found a stream of suspend attempts with
"; realtime-scheduling = yes" is commented away in
/etc/pulse/daemon.conf (this is a very fresh install of 20.04 and I
haven't customized much). Should I enable this?
Either way, I'll try to exercise suspend and keep an eye out for this
issue happening again. I tried looking around but didn't
Public bug reported:
New Dell laptop, fresh 20.04 install, 5.8.0-44-generic
#50~20.04.1-Ubuntu SMP, had two xorg freezes the same day. Managed to
grab dmesg from one where I got a text console:
[12775.113344] BUG: unable to handle page fault for address: e6787008
[12775.113347] #PF:
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