Public bug reported:
When using F2 hotkey to adjust screen brightness to lowest value, it
truns screen backlight off.
Steps: 1. Press F2 to adjust screen brightness to lowest value
Expected results: There is still screen backlight
Actual results: Sceen backlight is turned off
** Affects:
Timo,
Thanks for you quick look.
Here is the original bugs. :)
https://bugs.launchpad.net/stella/+bug/1281379
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Title:
Adjust
Public bug reported:
On T460s, I tried to install the wily daily build, it could detect the
nvme partition, at the end of installation, it prompt ' Unable to
install GRUB in /dev/nvme'
Oct 19 16:47:01 ubuntu grub-installer: info: Installing grub on '/dev/nvme'
Oct 19 16:47:01 ubuntu
Public bug reported:
we found the wireless and bluetooth can't work, the device had driver
already, just wereo blocked by ideapad_laptop module. After remove it,
it works fine.
$ sudo rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: yes
1:
Here is the fix in upstream, we need to let them into xenial kernel,
thanks!
platform/x86: ideapad-laptop: Add several models to no_hw_rfkill ·
torvalds/linux@710c059 -
https://github.com/torvalds/linux/commit/710c059c248a24609051f5a3dd1d8468cdc675b0
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Verified on zesty, this issue was fixed.
$ uname -an
Linux u-Lenovo-V310-14ISK 4.10.0-32-generic #36-Ubuntu SMP Tue Aug 8 12:10:06
UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
$ rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: yes
1: ideapad_bluetooth: Bluetooth
Verified on xenial, this issue was fixed.
$ uname -an
Linux u-Lenovo-V310-14ISK 4.10.0-32-generic #36~16.04.1-Ubuntu SMP Wed Aug 9
09:19:02 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
$ rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: yes
1: ideapad_bluetooth:
** Tags removed: verification-needed-artful
** Tags added: verification-done-artful
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https://bugs.launchpad.net/bugs/1723986
Title:
Touchpad and TrackPoint Does Not Work
@Aaron,
After reboot I found the touchpad couldn't work, a little weird, and I
removed i2c_801, but the i2c_i801 was not loaded, I tried to install it
by manual, found that this module is not exist.
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After install the linux-image-extra, and removed the i2c_i801 from
blacklist, I found the touchpad and trackpoint work fine.
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Title:
I attached the log.
The default kernel the touchpad and trackpoint can't work.
Linux u-ThinkPad-X280 4.13.0-16-generic #19-Ubuntu SMP Wed Oct 11 18:35:14 UTC
2017 x86_64 x86_64 x86_64 GNU/Linux
After upgrade kernel from proprosed, the touchpad works, but the trackpoint
still can't work.
Linux
Public bug reported:
Installed the 18.04 GM version, and upgraded latest updates.
The kernel is 4.15.0-20. And there are nvidia card. It used noveau as default.
After I installed the nvidia-384 packages, this issue was gone. So I doubt it's
bug for noveau.
00:00.0 Host bridge [0600]: Intel
Tested on ThinkCentre M720t and ThinkCentre M920z, it work fine.
** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
** Attachment added: "M710t.journalctl.log"
** Attachment added: "M920z.journal.log"
https://bugs.launchpad.net/ubuntu/+source/linux-oem/+bug/1771919/+attachment/5151188/+files/M920z.journal.log
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Public bug reported:
We found the nvidia-prime will not run update-initramfs as before.
After switch to intel, then reboot I found the nvidia modules was loaded.
If I did S3 or close the lid, and resume back, the nvidia modules was
removed, so the gnome session will be reloaded, you need to
Here is the workaround.
$ prime-select intel # It will generate /lib/moprobe.d/blacklist-nvidia.conf
$ prime-select nvidia # It will removed /lib/moprobe.d/blacklist-
nvidia.conf and add nvidia-kms.conf
$ update-initramfs -u
After that when you switch to intel, it won't load the nvidia driver
apport information
** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202769/+files/ProcEnviron.txt
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apport information
** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202767/+files/ProcCpuinfo.txt
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202768/+files/ProcCpuinfoMinimal.txt
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apport information
** Attachment added: "Lsusb.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202766/+files/Lsusb.txt
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apport information
** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202772/+files/PulseList.txt
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apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202775/+files/WifiSyslog.txt
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202771/+files/ProcModules.txt
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apport information
** Tags added: apport-collected bionic
** Description changed:
We found the nvidia-prime will not run update-initramfs as before.
After switch to intel, then reboot I found the nvidia modules was loaded.
If I did S3 or close the lid, and resume back, the nvidia
apport information
** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202762/+files/CRDA.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202770/+files/ProcInterrupts.txt
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apport information
** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202774/+files/UdevDb.txt
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apport information
** Attachment added: "IwConfig.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202764/+files/IwConfig.txt
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apport information
** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202763/+files/CurrentDmesg.txt
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apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202765/+files/Lspci.txt
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apport information
** Attachment added: "RfKill.txt"
https://bugs.launchpad.net/bugs/1798708/+attachment/5202773/+files/RfKill.txt
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Here is another workaround. When in Nvidia mode, do below commands.
First add/edit nvidia-kms.conf, comment out "options nvidia-drm
modeset=1", it will fix the external monitor issue.
$ prime-select intel # It will generate /lib/moprobe.d/blacklist-nvidia.conf
$ update-initramfs -u
These will
After the workaround in comment 2, I found the external monitor couldn't
be used ThinkPad P1 and P72, it's a critical issue.
For normal user, they just switch from intel to nvidia, after that
update-initramfs, the external monitor can't work.
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After I removed the nvidia-kms.conf or change option "nvidia-drm
modeset=0", then update initramfs, the external monitor will work fine.
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apport information
** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211673/+files/ProcEnviron.txt
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apport information
** Attachment added: "Lsusb.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211670/+files/Lsusb.txt
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211672/+files/ProcCpuinfoMinimal.txt
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apport information
** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211678/+files/UdevDb.txt
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apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211675/+files/ProcModules.txt
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** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211671/+files/ProcCpuinfo.txt
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** Attachment added: "RfKill.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211677/+files/RfKill.txt
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apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211679/+files/WifiSyslog.txt
** Changed in: linux (Ubuntu)
Status: Incomplete => New
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Public bug reported:
We installed the 18.04 daily image on ThinkPad A285, found the screen is
dim at the first boot.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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Here is the journalctl log.
** Attachment added: "journalctl.backlight.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1802834/+attachment/5211664/+files/journalctl.backlight.log
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apport information
** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211666/+files/CRDA.txt
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apport information
** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211667/+files/CurrentDmesg.txt
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apport information
** Tags added: apport-collected bionic
** Description changed:
- We installed the 18.04 daily image on ThinkPad A285, found the screen is
- dim at the first boot.
+ We installed the 18.04 daily image on ThinkPad A285, found the screen is dim
at the first boot.
+ ---
+
apport information
** Attachment added: "IwConfig.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211668/+files/IwConfig.txt
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apport information
** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211676/+files/PulseList.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211674/+files/ProcInterrupts.txt
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apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1802834/+attachment/5211669/+files/Lspci.txt
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After you install the 18.04 image, it will show the dim screen.
After suspend, the backlight is normal.
$ cat /var/lib/systemd/backlight/*
12
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Installed the 19.04 daily image, the kernel is 4.18.0-11-generic. It
works fine. And the brightness value is 255.
$ cat /sys/class/backlight/amdgpu_bl0/brightness
255
$ cat /sys/class/backlight/amdgpu_bl0/actual_brightness
255
$ cat /sys/class/backlight/amdgpu_bl0/max_brightness
255
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After I resume from suspend, I found the backlight is normal, and here
is the log.
** Attachment added: "a285.journal.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1802834/+attachment/5221571/+files/a285.journal.log
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No, I didn't, let me try it.
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Title:
Dim screen after first boot on Thinkpad A285
Status in linux package in Ubuntu:
Confirmed
Upgraded to 4.15.0-42 kernel from proposed. And this issue is still
exist. And the default value is 12, but the max is 255.
$ cat /sys/class/backlight/amdgpu_bl0/brightness
12
$ cat /sys/class/backlight/amdgpu_bl0/max_brightness
255
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Cool, we also met this issue.
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Title:
unable to handle kernel NULL pointer dereference at 002c
(IP:
Tested the 4.15.0-58-generic #64-Ubuntu on OEM image, this issue is
gone.
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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The latest iwlwifi-9000-pu-b0-jf-b0-43.ucode is from below commit.
commit 40e4162adfc91390f6fbbd8269f9439832af1dde
Author: Luca Coelho
Date: Fri Aug 23 07:35:14 2019 +0300
iwlwifi: update FWs to core45-152 release
Build number: Core_build_core45-152
Revision: 77d01142 (8000,
@hui and @aaron,
Is it possible that we push the iwlwifi-9000-pu-b0-jf-b0-43.ucode into
oem-kernel? Thanks!
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Title:
missing
Grace,
I tried the latest gnome-shell 3.34.1 on 5.2.0 kernel, this issue is
fixed. So I thought the upstream already met this issue before.
I will need more time to find the root cause and patches.
It's a little hard to have a target date for me to resolve this issue,
it also depends the people
Talked with Aaron Ma last week, he said that we need a reasonable cause
to add a new firmware, such as without the firmware the wifi couldn't
work, if the applications couldn't work, it's very hard to let the
kernel team to add it. Thanks!
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I doubt the gnome-shell couldn't handle it correctly. :)
** Also affects: gnome-shell
Importance: Undecided
Status: New
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I did more debug. I found in the GNOME desktop the dbus message is
correct.
When I boot up from bottom-up mode, the value of
net.hadess.SensorPorxy.AccelerometerOrientation is "bottom-up", after
that, I change to normal mode, I found the value is "normal". But the
screen is totally revert.
I
It's a generic bug, I reproduced it on 18.04.3 with 5.0.0-32 kernel.
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https://bugs.launchpad.net/bugs/1850886
Title:
Auto-rotate is not working properly when
** Also affects: linux-meta-oem (Ubuntu)
Importance: Undecided
Status: New
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Title:
missing firmware files from
I tried the latest kernel 5.4-rc8, the wifi and ethernet works fine.
** Attachment added: "5.4rc8kernel.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1853050/+attachment/5306805/+files/5.4rc8kernel.log
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This issue could also be reproduced on ThinkPad T495, with
5.3.0-23-generic in bionic, I also found the Ethernet card couldn't
work. The r8169 was not loaded.
02:00.0 Network controller [0280]: Realtek Semiconductor Co., Ltd.
RTL8822BE 802.11a/b/g/n/ac WiFi adapter [10ec:b822]
04:00.0 Ethernet
@khfeng,
https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.4-rc8/
In the mainline kernel, there are no -extra package.
I also tried to build the packages from v5.4-rc8 source code by myself
at this week, but I found it couldn't work. For the -extra package, do I
need add some parameter for
@khfeng,
With the new test kernel, it works fine for wireless and ethernet. I
tried to reboot 5 times, all is good.
** Attachment added: "5.4.0-trw88.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1853050/+attachment/5308666/+files/5.4.0-trw88.log
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Grace,
Thanks for your report. I could reproduce this issue.
And I found the screen position is right, I could open the Nautilus, click the
top-right corner to active the menu, but the display is invert. It should be a
bug. I need spend more time on it.
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Tried libasound2 packages with the 5.0.0-10477-oem-osp1 kernel in
proposed, the dmic works fine on bionic.
libasound2:1.1.3-5ubuntu0.5
libasound2-data:1.1.3-5ubuntu0.5
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Tried on ThinkPad X13 Yoga with 5.0.0-1050.55 kernel on bionic, this
issue is not fixed.
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https://bugs.launchpad.net/bugs/1865570
Title:
suspend only works once on
The BIOS of X390-yoga in my hand is N2LET26W (1.07), it couldn't upgrade
directly.
$ sudo fwupdmgr update
No upgrades for X390-YOGA Thunderbolt Controller, current is 20.00: 20.00=same,
20.00=same
No releases found for device: Not compatible with firmware version 0.1.7,
requires >= 0.1.64
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@kaiheng,
The X1 extreme in our lab became brick, so I could reproduce this issue.
And Aaron should have X1 Extreme in his hand.
I also met this issue on ThinkPad P15, but when I try to reproduce this
issue, I couldn't anymore.
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We met the nvidia-settings crash at version 460.39-0ubuntu0.20.04.1,
after upgraded to 460.73.01-0ubuntu0.20.04.1 in proposed, it won't crash
any more.
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@aaron,
Tried the 5.11.0-26.28-lp1938999-generic kernel, it works fine. You
could check more about it from this log. Thanks!
** Attachment added: "journalctl.l15.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1938999/+attachment/5518358/+files/journalctl.l15.log
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I also found the fixed patch should between v5.12-rc4 and v5.12-rc5.
v5.12 works.
v5.11.22 doesn't work.
v5.12-rc4 doesn't work.
v5.12-rc6 works.
v5.12-rc5 works.
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I could reproduce this issue on L15, when I insert DP cable, it show a
lot of '*ERROR* Link Training Unsuccessful'. And from the xrandr I found
the DP monitor was recognized, and I could move mouse to this external
monitor, but the screen is black.
Aug 12 23:45:05 u-ThinkPad-L15-Gen-1 kernel:
I tried the maniline kernel with bisect method. We need bisect the patch
from v5.10.57 to v5.11-rc2, and v5.11-rc1 didn't provide deb package
because of building failure.
v5.10 works fine
v5.10.57 works fine
v5.11 doesn't work
v5.11-rc4 doesn't work
v5.11-rc2 doesn't work
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I build a kernel based on v5.12-rc4, and cherry-pick below commit, this
issue is fixed.
3f3a9bc1f6df drm/i915/ilk-glk: Fix link training on links with LTTPRs
And I tried to cherry-pick the other two commits. It's still good.
ab03631087f5 drm/i915: Disable LTTPR support when the LTTPR rev < 1.4
After debug, this issue is not related to kernel. cdc_ether was unregistered by
usb-modeswitch.
After I installed the old verison of usb-modeswitch, this issue is fixed, it
looks like a regression.
Aug 30 05:54:32 u-ThinkPad-L460 kernel: cdc_ether 1-9:2.0 wwan0: register
'cdc_ether' at
Installed the 21.04, I could reproduced this issue too.
kernel: 5.11.0-25-generic
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https://bugs.launchpad.net/bugs/1937144
Title:
The front mic can't be detected
Tested 5.10-1043-oem kernel in proposed, this issue is fixed.
And please help merge the fix into 5.13 oem kernel, on 5.13.0-1009-oem
kernel I could reproduce this issue. Thanks!
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I tried to install the 20.04.2.0 on ThinkPad X1 Nano, there are no
crash.
https://repo.huaweicloud.com/ubuntu-
releases/20.04.2.0/ubuntu-20.04.2.0-desktop-amd64.iso
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** Changed in: oem-priority
Status: New => Fix Committed
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https://bugs.launchpad.net/bugs/1945565
Title:
[SRU] Revert amdgpu/renoir firmware
Status in OEM
On Thinkpad renoir platform, after upgraded the linux-firmware from 1.187.17 to
1.187.19, this issue is fixed.
kernel: 5.13.0-1014-oem
** Tags removed: verification-needed-focal
** Tags added: verification-needed-done
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@Rishi,
Could you help provide the log when you reproduced this issue? Thanks!
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https://bugs.launchpad.net/bugs/1947818
Title:
The fans are constantly whirring on
@Rishi,
Could you help provide the log when you reproduced this issue? Thanks!
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Title:
Can't resume from sleep on on ThinkPad
Public bug reported:
The fans are constantly whirring despite next to no CPU usage, it's
quite loud, on versions 20.04, 21.04 and 21.10 it has the same issues.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
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Public bug reported:
If it goes to sleep, it doesn't wake back up again.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
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xorg-server first.
** Affects: oem-priority
Importance: Critical
Assignee: Bin Li (binli)
Status: New
** Affects: xorg-server
Importance: Undecided
Status: New
** Tags: oem-priority originate-from-1919118 sutton
** Also affects: xorg-server
Importance: Undecided
Public bug reported:
[Impact]
The USB-type-C port is useless when uplug the USB-type-C <-> DP/HDMI/VGA Dongle
after the system resumed from S3.
[Fix]
Revert below change, this issue is gone.
commit a543b9c1bfd12e60d962acd48108234481a8581f
Author: Alex Deucher
Date: Thu Jul 1 12:23:11 2021
Aaron helped confirm this issue is related to below change in firmware
of upstream.
First bad commit:
commit 2542ba7a487ee42e36d0256718ed0fc4fef94f3d (HEAD)
Author: Alex Deucher
Date: Thu Mar 18 16:55:17 2021 -0400
amdgpu: update renoir firmware for 20.50
from internal git commit:
Installed the 21.10 on P14s Gen 2i, the kernel is 5.13.0-19-generic,
BIOS is N34ET44W(1.44), and EC is N34HT35W, I could not reproduce this
issue.
coretemp-isa-
Adapter: ISA adapter
Package id 0: +29.0°C (high = +100.0°C, crit = +100.0°C)
Core 0:+28.0°C (high = +100.0°C, crit =
*** This bug is a duplicate of bug 1951861 ***
https://bugs.launchpad.net/bugs/1951861
https://lists.ubuntu.com/archives/kernel-team/2021-November/125883.html
BugLink: https://bugs.launchpad.net/bugs/1951861
[Impact]
e1000e devices stop working after s2idle resume.
[Fix]
Revert the
** Tags added: originate-from-1948738 sutton
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https://bugs.launchpad.net/bugs/1951861
Title:
Fix non-working e1000e device after resume
Status in HWE Next:
New
@xalt7x,
Could you help open a new bug for your issue in #9? Thanks!
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https://bugs.launchpad.net/bugs/1945565
Title:
[SRU] Revert amdgpu/renoir firmware
Status
@mario,
I checked the 5.14-oem kernel, your patch is not merged into
5.14-oem(linux-oem-20.04d) yet, so we need push your patch into oem
kernel first. Thanks!
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Mario Limonciello (superm1) wrote 8 hours ago:
Canonical team - I had some more review with internal guys about this.
Here's a better solution:
https://patchwork.freedesktop.org/patch/462084/
This will drop the dependency on FW version for this variable by parsing
the loaded FW. That will go
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