Public bug reported:
Hello,
After updating the kernel from 5.4.0-136 to 5.4.0-137 network bridge are not
working any more.
I can see the bridge with "ip add show" or "brctl show". Network is up and I
can reach the full network from the host through the bridge.
VM on the host can not reach netw
Public bug reported:
Bonjour;
Mon ordinateur plante après la tentative de mise à jour vers Ubuntu 24.04
Les mises à jour automatiques reportent un problème de paquets cassès
ProblemType: Package
DistroRelease: Ubuntu 24.04
Package: linux-firmware 20220329.git681281e4-0ubuntu3.31
ProcVersionSignat
unfortunately, same results with BIOS AUCN54WW (manually installed,
since not offered by either lenovo system update nor windows update).
Same symptoms.
Same symptoms also on with kernel mainline 5.5.3
For reference, dock firmware is V3.1.66
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Still no luck with 5.5.4
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https://bugs.launchpad.net/bugs/1860284
Title:
thinkpad thunderbolt 3 dock gen2 with pci memory allocation errors on
Yoga C940 unless plugged in
** Also affects: linux via
https://bugzilla.kernel.org/show_bug.cgi?id=206459
Importance: Unknown
Status: Unknown
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https://bugs.launchpad.net/bugs/1860284
Title:
There is now a working patch on the upstream bug
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Title:
thinkpad thunderbolt 3 dock gen2 with pci memory allocation errors on
Yog
With kernel mainline 5.5.1, it does get a little bit further, only BAR
14 and 0 fail to assign on the second try. See attached dmesg. But
symptoms are still identical: no peripherals work except for video.
Any way I can systematically search for a workaround using pci= kernel
parameters?
** At
Still the same on 5.5.2
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Title:
thinkpad thunderbolt 3 dock gen2 with pci memory allocation errors on
Yoga C940 unless plugged in
Reported upstream on Bug:
https://bugzilla.kernel.org/show_bug.cgi?id=206459
** Bug watch added: Linux Kernel Bug Tracker #206459
https://bugzilla.kernel.org/show_bug.cgi?id=206459
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Public bug reported:
I have thinkpad thunderbolt 3 dock gen2 dock I am trying to use with a
New Lenovo Yoga C940 laptop.
- The dock works fine when plugged-in before boot.
- The dock does NOT work when plugged after the system booted.
- The dock does NOT work when plugged-in at boot, subsequently
** Attachment added:
"ubuntu_5.3.0-26_working_lsusb_dock_plugged_before_boot.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860284/+attachment/5321567/+files/ubuntu_5.3.0-26_working_lsusb_dock_plugged_before_boot.txt
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** Attachment added:
"ubuntu_5.3.0-26_working_lspci_dock_plugged_before_boot.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860284/+attachment/5321566/+files/ubuntu_5.3.0-26_working_lspci_dock_plugged_before_boot.txt
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** Attachment added:
"ubuntu_5.3.0-26_notworking_dmesg_dock_plugged_after_boot.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860284/+attachment/5321562/+files/ubuntu_5.3.0-26_notworking_dmesg_dock_plugged_after_boot.txt
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** Attachment added:
"ubuntu_5.3.0-26_notworking_lsusb_dock_plugged_after_boot.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860284/+attachment/5321564/+files/ubuntu_5.3.0-26_notworking_lsusb_dock_plugged_after_boot.txt
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** Attachment added:
"ubuntu_5.3.0-26_working_dmesg_dock_plugged_before_boot.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860284/+attachment/5321565/+files/ubuntu_5.3.0-26_working_dmesg_dock_plugged_before_boot.txt
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** Attachment added:
"ubuntu_5.3.0-26_notworking_lspci_dock_plugged_after_boot.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860284/+attachment/5321563/+files/ubuntu_5.3.0-26_notworking_lspci_dock_plugged_after_boot.txt
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** Summary changed:
- thinkpad thunderbolt 3 dock gen2 does not work on Yoga C940 unless plugged in
before boot
+ thinkpad thunderbolt 3 dock gen2 with pci memory allocation errors on Yoga
C940 unless plugged in before boot
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I have the same problem. The workaround for the kernel parameter work
very well.
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https://bugs.launchpad.net/bugs/1731163
Title:
Trackpoint device not working by default on
I also get this bug since upgrading to saucy. While waiting for the
kernel fix, the workaround here does work for this bug as well:
http://ubuntuforums.org/showthread.php?t=1387211
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Hi there,
Any news on this maybe ?
Bug is still present with 6.5.0-45-generic
Thanks
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https://bugs.launchpad.net/bugs/2067498
Title:
Can't control display backlight in 24
If i am correct, linux-generic-hwe-22.04 now offers 6.8.0-40-generic
instead of 6.5.xx but sadly no dell-uart-backlight kernel module is
present.
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I think you are right. But maybe in time we might be lucky and noticed
by developers for a fix ;-)
But i dont think DELL AIO are very popular. So...
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I am fine with mine for now. But what i was saying is that if there were
more users of DELL AIO with Ubuntu it might be easier to notify the devs
about this bug and others :)
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