Update: this is strangely related to nouveau
On a machine with a "NVIDIA MCP89 [GeForce 320M]" the nvidia drivers have been
removed from 22.04. nouveau when run normally now causes a hang [see other
reports if curious]
The described "firewire_ohci quits when using firefox" happens when kernel
** Attachment added: "screen-2024-04-24-17-49-34.png"
https://bugs.launchpad.net/ubuntu/+source/lxqt-powermanagement/+bug/2063357/+attachment/5770120/+files/screen-2024-04-24-17-49-34.png
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Thank you for the timely reply.
I assumed the support site was a report, my apologies, as I assumed it was
monitored.
I found a very similar report, which I presume is "proper", here:
https://bugs.launchpad.net/ubuntu/+source/lxqt-powermanagement/+bug/1987036
and indeed this is a few days older
Public bug reported:
I have exactly the same problem as OP here (and the others who chime in):
https://askubuntu.com/questions/1422776/energy-manager-error-when-reducing-screen-brightness-during-inactivity
Reported 1 year 8 months ago, still seems broken
LxQT Power Manager:
In the settings
Public bug reported:
This began in 6.5.0-27 afaict, and is very noticeable in 6.5.0-28
Using snd_dice to playback audio, doing anything else, even just scrolling in
firefox or launching this bug report, causes the firewire driver to quit:
Apr 23 12:48:53 Konnekt kernel: firewire_ohci
I have found a fix.
First I tried adding "nouveau.modeset=0" to bootflags, which got me to boot but
no greeter.
sddm appeared to be happily running but it failed to start the display server
restarting it did not help
"startx" worked, which gave me hope
It appeared the session "seat" had been
This is the closest, most recent report I could find with something which also
appears kernel related
Kernel 6.5.0-27 -- works fine
Kernel 6.5.0-28 -- graphics hard-hangs - sddm never displays, vtty can't be
activated
shh works, sddm and x11 processes can not be killed, reboot hangs, hard
Public bug reported:
Ubuntu 20.04.1 LTS
mosquitto 1.6.9-1
I have a MQTT-brokered weather station, which sends realtime updates to
a webpage using paho to do MQTT over websockets
Everything worked fine until upgrade from bionic to focal
The mosquitto broker continued to work fine, but the
