Hello!
Just checking in on this bug to see if there is any new info.
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https://bugs.launchpad.net/bugs/2043733
Title:
HP Zbook 17 G6 internal microphone causes hard
I have the same issue. In Gnome on Wayland or GDM on Wayland, my system
is unresponsive after resuming from suspend. The screen is black and
switching to other VTs is impossible. This does not happen if I'm logged
in to a Gnome on Xorg session at the time of the suspend.
I have an Intel CPU and
AceLan, I have tested your kernel and touchscreen and touchpad work,
without the pci=nocrs GRUB option. Thank you very much!
I have two pieces of feedback on it that I think are specific to my
system, but I want to log them in case they aren't. After selecting the
patched 5.15 kernel in GRUB, I
Public bug reported:
This seems to be a known issue, but I couldn't find any launchpad bug
corresponding to it. Apologies if I missed it, or if there is a better
place for reporting a bug like this.
When I try to use the webcam on my newly purchased Dell XPS-13-9310
Developer Edition, using
_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F pulseaudio
Curr
ght=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F pulseaudio
CurrentDesktop
D
/dev/snd/controlC0: jordan 1659 F pulseaudio
CurrentDesktop: Pantheon
DistroRelease: elementary OS 5.1.7
InstallationDate: Installed on 2021-01-30 (9 days ago)
InstallationMedia: elementary OS 5.1 "hera" - stable amd64 (20200814)
MachineType: Apple Inc. MacBook7,1
_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F pulseaudio
Curr
ght=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F pulseaudio
CurrentDesktop
no effect.
acpi_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F
no effect.
acpi_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F
no effect.
acpi_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F
ght=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F pulseaudio
CurrentDesktop
no effect.
acpi_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F
ght=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F pulseaudio
CurrentDesktop
no effect.
acpi_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F
no effect.
acpi_backlight=vendor
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
---
ProblemType: Bug
ApportVersion: 2.20.9-0ubuntu7.23
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 1659 F
video.use_bios_initial_backlight=0
acpi_osi=
video.use_native_backlight=1
+ ---
+ ProblemType: Bug
+ ApportVersion: 2.20.9-0ubuntu7.23
+ Architecture: amd64
+ AudioDevicesInUse:
+ USERPID ACCESS COMMAND
+ /dev/snd/controlC0: jordan 1659 F pulseaudio
+ CurrentDesktop: Pantheon
+ DistroRelease
** Attachment added: "ssdt8.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461438/+files/ssdt8.dat
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** Attachment added: "ssdt7.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461437/+files/ssdt7.dat
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** Attachment added: "ssdt6.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461436/+files/ssdt6.dat
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** Attachment added: "version.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461431/+files/version.log
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** Attachment added: "ssdt5.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461435/+files/ssdt5.dat
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** Attachment added: "ssdt1.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461430/+files/ssdt1.dat
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** Attachment added: "ssdt4.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461434/+files/ssdt4.dat
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** Attachment added: "grep -r . proc-acpi"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461426/+files/grep%20-r%20.%20proc-acpi
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** Attachment added: "fwts method"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461425/+files/fwts%20method
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** Attachment added: "fwts"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461424/+files/fwts
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Title:
** Attachment added: "ssdt2.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461432/+files/ssdt2.dat
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** Attachment added: "ls sys-class-backlight"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461428/+files/ls%20sys-class-backlight
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** Attachment added: "dsdt.dsl"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461423/+files/dsdt.dsl
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** Attachment added: "ssdt3.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461433/+files/ssdt3.dat
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** Attachment added: "acpidump.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461420/+files/acpidump.txt
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** Attachment added: "results.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461429/+files/results.log
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** Attachment added: "dsdt.dat"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461422/+files/dsdt.dat
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** Attachment added: "dmidecode"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461421/+files/dmidecode
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** Attachment added: "lspci-vnvn.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1915082/+attachment/5461427/+files/lspci-vnvn.log
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Public bug reported:
Backlight controls do not have any effect on a Macbook7,1 running Ubuntu 18.04.
Ubuntu is installed in Legacy BIOS mode and uses the proprietary Nvidia drivers.
The apple_backlight directory appears in /sys/class/backlight and while
different brightness values can be set,
I face a similar issue that I posted on ubuntu forum:
https://ubuntuforums.org/showthread.php?t=2452881
PPA solves my issue and interestingly changes the Bluetooth controller
address
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`. `journalctl -b -1` shows at the end.
```
May 28 16:33:21 jordan-ThinkPad systemd[1]: Shutting down.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Syncing filesystems and
block devices.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Sending SIGTERM to
remaining processes
with the plymouth bootsplash with the Kubuntu logo. Pressing
escape shows `[OK] Reached target Reboot`. `journalctl -b -1` shows at the end.
```
May 28 16:33:21 jordan-ThinkPad systemd[1]: Shutting down.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Syncing filesystems and
block devices.
May 28
:
Incomplete
Bug description:
Expected:
System reboots/powers off.
Actual:
System hangs with the plymouth bootsplash with the Kubuntu logo. Pressing
escape shows `[OK] Reached target Reboot`. `journalctl -b -1` shows at the end.
```
May 28 16:33:21 jordan-ThinkPad systemd[1]: Shutting
:
Incomplete
Bug description:
Expected:
System reboots/powers off.
Actual:
System hangs with the plymouth bootsplash with the Kubuntu logo. Pressing
escape shows `[OK] Reached target Reboot`. `journalctl -b -1` shows at the end.
```
May 28 16:33:21 jordan-ThinkPad systemd[1]: Shutting
hed target Reboot`. `journalctl -b -1` shows at the end.
```
May 28 16:33:21 jordan-ThinkPad systemd[1]: Shutting down.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Syncing filesystems and
block devices.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Sending SIGTERM to
remaining
`. `journalctl -b -1` shows at the end.
```
May 28 16:33:21 jordan-ThinkPad systemd[1]: Shutting down.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Syncing filesystems and
block devices.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Sending SIGTERM to
remaining processes
:21 jordan-ThinkPad systemd[1]: Shutting down.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Syncing filesystems and
block devices.
May 28 16:33:21 jordan-ThinkPad systemd-shutdown[1]: Sending SIGTERM to
remaining processes...
May 28 16:33:21 jordan-ThinkPad systemd-journald[454]: Jour
-0ubuntu7.9
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC0: jordan 2868 F pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Thu Jan 2 12:13:51 2020
InstallationDate: Installed on 2019-05-07 (240 days ago)
InstallationMedia: Ubuntu 18.04.1 LTS "B
apport information
** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280550/+files/UdevDb.txt
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apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280548/+files/ProcModules.txt
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apport information
** Tags added: apport-collected bionic
** Description changed:
The TPM event log (/sys/kernel/security/tpm0/binary_bios_measurements)
does not contain any events that are measured by UEFI after the kernel's
EFI Boot stub calls ExitBootServices().
This means that
apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280551/+files/WifiSyslog.txt
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280547/+files/ProcInterrupts.txt
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280546/+files/ProcCpuinfoMinimal.txt
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apport information
** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280544/+files/CurrentDmesg.txt
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apport information
** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280549/+files/PulseList.txt
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apport information
** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1838796/+attachment/5280545/+files/ProcCpuinfo.txt
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Public bug reported:
The TPM event log (/sys/kernel/security/tpm0/binary_bios_measurements)
does not contain any events that are measured by UEFI after the kernel's
EFI Boot stub calls ExitBootServices().
This means that PCR values calculated from the event log will not match
the actual PCR
There isn't yet a new kernel in *bionic* -proposed to solve this issue,
so I can't test it.
I have verified that building the 4.15.0-42.45 kernel with the patch
(https://patchwork.kernel.org/patch/10382693/) applied fixes wifi for
16+ threaded systems on bionic.
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I encountered this iwlwifi failure while testing the Intel 9260 with the
AMD Ryzen 7 2700x (8 core, 16 thread). By bisecting the kernel, I was
able to narrow it down to the same commit. I can also verify that
setting maxcpus=15, fixes wifi (at the cost of performance).
This is a really
Tested with the 4.15.0-34-generic kernel from -proposed and this also
solves the issue for me.
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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I can reproduce the issue with ethernet failing on the r8169 on resume
from suspend with the current kernel. This is a regression since a
previous kernel on 18.04 since the symptoms occur after installing
updates.
I can also confirm that Kai's kernel seems to fix ethernet after suspend
on at
The same issue here. Kernel: 4.15.0-24-generic. Ubuntu: 16.04.3 LTS
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https://bugs.launchpad.net/bugs/1572659
Title:
bcmwl driver does not work with kernel 4.4.0-21 when
Also I identified this issue by using this command:
dmesg |grep -i blue
I got output which stated "hci0: don't support firmware rome"
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https://bugs.launchpad.net/bugs/1773643
Battant et all,
I believe the issue is from a commit that happened after the 4.13.xx
kernel's ie 4.15 is affected. The bug affects Lenovo's for sure as that
is what I have but others too.
More details here: https://bugzilla.kernel.org/show_bug.cgi?id=199271
Also to fix try a 4.13.xx kernel.
**
** Attachment added: "Xorg.0.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1750156/+attachment/5057318/+files/Xorg.0.log
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** Attachment added: "devices"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1750156/+attachment/5057317/+files/devices
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https://bugs.launchpad.net/bugs/1750156
Public bug reported:
I installed Ubuntu 16.04 several months ago and have been using external
mouse since then because the touchpad never worked. (Works under
Windows.) Now upgraded to 17.10 but the problem persists.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
**
Public bug reported:
Hi. i was updating my OS and at the same time i was testing checkbox
services. i aborted the testing service in the middle of updates.
ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: linux-image-4.4.0-97-generic (not installed)
ProcVersionSignature: Ubuntu
I tested the package on a new system that hadn't gotten the new firmware
installed yet. Bluetooth works after installing the test package.
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@Joseph Salisbury, Nope, haven't found the commit yet.
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https://bugs.launchpad.net/bugs/1687901
Title:
i915 driver makes linux crash
Status in linux package in Ubuntu:
The underlying problem appears to be the same (identical errors reported), but
the symptoms can be different. The hardware I'm testing doesn't crash
completely. Instead X creates a non-existent DisplayPort monitor with 1024x768
resolution and 0x0 physical size (on hardware without any
I can confirm this bug on both Ubuntu 16.04 and 17.04 on Intel Kabylake
i7-7500U with Sunrise Point chipset. The 4.11 kernel you suggested
fixes the problem, so it is fixed upstream. We should try and backport
the fix into at least 16.04 and 17.04.
** Changed in: linux (Ubuntu)
Status:
Public bug reported:
Bluetooth doesn't work in Ubuntu 16.04 on systems with Intel 8265
wireless modules that haven't yet had firmware loaded onto them. dmesg
reports the following:
Bluetooth: hci0: Direct firmware load for intel/ibt-12-16.sfi failed
with error -2
This could be difficult for
Verified the 1.164.1 package in proposed. It fixes this bug.
** Tags removed: wifi
** Tags added: verification-donewifi
** Tags removed: verification-donewifi
** Tags added: verification-done wifi
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I have a new laptop Avell B155 V4 with i7 and GTX 950M and I get the
same error. I'm not able to install or run the live Ubuntu, it gets
stuck on loading screen.
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Initial testing shows that the test kernel resolves the issue as well.
I will continue to test to check for regressions, but I think we have a
solution here.
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Just tested 1.161.1 in yakkety-proposed and can confirm it fixes the
issue.
** Tags added: verification-done
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https://bugs.launchpad.net/bugs/1647826
Title:
The test package works here!
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https://bugs.launchpad.net/bugs/1647826
Title:
intel 8260 doesn't work with linux kernel 4.8 when using ucode version
22
Status
Public bug reported:
The -22 microcode for the intel 8260 wifi adapter has compatibility
issues with Linux Kernel 4.8 under certain hardware configurations.
The iwlwifi module crashes resulting in wifi failing with "device not
ready" and kernel errors reported in dmesg.
[ 10.691115] iwlwifi
Verified linux-firmware 1.157.6 from xenial-proposed.
** Tags added: verification-done
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https://bugs.launchpad.net/bugs/1645911
Title:
linux-firmware 1.157.5
Just tested on the affected hardware, and can confirm the new package
fixes this bug. After enabling -proposed, running updates, and doing a
full shutdown, sound begins working correctly again.
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The test package fixes the issue (after running 'sudo update-initramfs
-u' and doing a shutdown and cold boot.
Perhaps we could have the linux-firmware package update the initramfs as
part of the post install process. In my testing simply installing a new
linux-firmware package didn't
Public bug reported:
On laptops with Kaby Lake processors and Sunrise point chipsets
(System76 Lemu7), updating to the current (1.157.5) version of the
linux-firmware package and then updating initramfs causes sound issues.
This can manifest in two ways:
1: Volume hotkeys and controls appear to
** Package changed: linux (Ubuntu) => initramfs-tools (Ubuntu)
** Changed in: initramfs-tools (Ubuntu)
Status: Incomplete => New
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Public bug reported:
So, installing 14.04.4 works fine, but systems with nvme drives don't
boot after installing 14.04.5.
Steps to reproduce:
1) Install Ubuntu 14.04.5 on a system with an nvme drive
2) reboot
3) instead of booting to a graphical environment, there is an initramfs prompt.
Notes:
Tested the proposed kernel with:
* GTX 970M
* GTX 970
* GTX 1080
All three systems boot into unity as expected with the proposed kernel.
Only the GTX 1080 is in low graphics mode (expected because nouveau
doesn't yet support it)
This should be good to go. It's already a confirmed improvement
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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https://bugs.launchpad.net/bugs/1602340
Title:
nouveau: boot hangs at blank screen with unsupported
Success with the patched test build! The nouveau patch allows our
systems to boot into Unity with Pascal series cards without requiring
nvidia-367.
Tested and successfully booted with:
*GTX 1070
*GTX 1080
*GTX 970
*GTX 950
*GTX 730
No regressions found so far.
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** Description changed:
This issue prevents installing Ubuntu and booting with certain GPUs
until the Nvidia-367 graphics drivers have been installed.
Nouveau in 16.04 doesn't include support for the current series of
Nvidia GPUs (Pascal architecture, GTX 1070 and 1080), but still
Public bug reported:
This issue prevents installing Ubuntu and booting with certain GPUs
until the Nvidia-367 graphics drivers have been installed.
Nouveau in 16.04 doesn't include support for the current series of
Nvidia GPUs (Pascal architecture, GTX 1070 and 1080), but still tries to
load,
Confirming this issue also with the Phillips Bluetooth speaker model
BT2500B/37. Cannot set to higher quality sound in pulseaudio. Using
gnome-ubuntu 16.04
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Packages, which is subscribed to bluez in Ubuntu.
Note that while this particular bug, about missing ohci-pci in the
initramfs, is fixed in Ubuntu 15.04 another similar bug, missing xhci-
pci, is still present. The debian bug report about, and fix for, missing
xhci-pci is here: https://bugs.debian.org/cgi-
bin/bugreport.cgi?bug=773250
If you are
I found that my issue was actually caused by interference. The dongle
was too close to my cell phone, moving the dongle closer to the mouse
and farther from the cell phone, actually solved all jitter issues for
me.
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Just an update, I rebooted without the dongle plugged in and get the previous
error messages.
I've attached the error log.
** Attachment added: dmesg.log
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1383184/+attachment/4389617/+files/dmesg.log
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I'm still having an issue with my Alienware 13 with xubuntu 14.04. I
tried Laaag's method with both the MSI and Alienware drivers to no
avail.
The logs were showing Firmware Crashed earlier but now shows the
attached.
I've also tried on both the latest stable kernel (4.0.1) and the latest
An addition to my #18 comment above. I forgot that I had to remove
logging on calls from skb_release_head_state to dst_release due to
performance impact of the number of calls. In both failure and success
scenarios, calls to dst_release by skb_release_head_state are also
present.
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To add to my comment just above, we have found a workload that is not
under own our control (which limits what we can do with it, including
sharing it) but which exacerbates the issue on our systems. This
workload causes the issue less than 5% of the time and that gives us the
chance to look at
I'm working with Rodrigo Vaz and we've found some details about our
occurrence of this issue using systemtap.
rt_cache_route places a dst_entry struct into a fib_nh struct as the
nh_rth_input. Occasionally the reference counter on that dst is not
decremented by the time free_fib_info_rcu is
I experienced this myself but it seems to be all outbound NAT traffic.
I set grub to boot and older kernel and everything went back to normal.
From a workstation behind the firewall, do a speed test at speakeasy.net and
notice that the download speeds are really not affected but when it goes to
and prevented it from
resuming properly.
ApportVersion: 2.13.2-0ubuntu2
Architecture: amd64
AudioDevicesInUse:
USERPID ACCESS COMMAND
/dev/snd/controlC1: lightdm1505 F pulseaudio
jordan 2287 F pulseaudio
/dev/snd/controlC0: lightdm1505 F
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