Public bug reported:
[77211.421509] BUG: unable to handle kernel NULL pointer dereference at
0008
[77211.422467] IP: process_one_work+0x2e/0x410
[77211.422970] PGD 0 P4D 0
[77211.423278] Oops: [#1] SMP PTI
[77211.423699] Modules linked in: binfmt_misc dccp_diag dccp udp_diag uni
apport information
** Tags added: apport-collected xenial
** Description changed:
[77211.421509] BUG: unable to handle kernel NULL pointer dereference at
0008
[77211.422467] IP: process_one_work+0x2e/0x410
[77211.422970] PGD 0 P4D 0
[77211.423278] Oops: [#1] SMP PTI
apport information
** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217047/+files/CurrentDmesg.txt
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apport information
** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217048/+files/Lspci.txt
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apport information
** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217049/+files/ProcCpuinfo.txt
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apport information
** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217050/+files/ProcCpuinfoMinimal.txt
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apport information
** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217053/+files/ProcModules.txt
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** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217054/+files/UdevDb.txt
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217051/+files/ProcEnviron.txt
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apport information
** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1805655/+attachment/5217052/+files/ProcInterrupts.txt
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Public bug reported:
verison：ubuntu 24.04 subiquity version
OS:noble-live-server-amd64-0222.iso
CPU:AMD EPYC 9634 84-Core Processor*1
MEMORY: M321R2GA3BB6-CQKVG*2
ThinkSystem E1.S 5.9mm 7450 PRO 3.84TB Read Intensive NVMe PCIe 4.0 x4 HS SSD
UEFI MODE
lsb_release -rd: Description:Untun Noble Numba
i add the journal log to attachment, and we also test another ubuntu
version, ubuntu 22.04 can install successfully.
** Attachment added: "journal.txt"
https://bugs.launchpad.net/ubuntu/+source/linux-hwe/+bug/2057996/+attachment/5756122/+files/journal.txt
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** Package changed: linux-hwe (Ubuntu) => subiquity (Ubuntu)
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Title:
ubuntu-24.04 version: cmd-curthooks/:Fail:Installing packag
Public bug reported:
CPU: INTEL(R) XEON(R) PLATINUM 8592+ * 2
Memory: Micron MTC10F1084S1RC56BG1 16G * 8
PSU: CFF V4 GREA 1100 *2
original kernel: 6.2.0-39 ubuntu 22.04.03
upgrade kernel: Ubuntu-hwe-6.5-6.5.0-14.14_22.04.1
reproduce step:
1.enable vmd and wait os 6.2.0-39 kernel up
2.upgrade ker
forget to install extra package,vmd.ko in extra package， close it
** Changed in: linux-hwe (Ubuntu)
Status: New => Invalid
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forget to install extra package,vmd.ko in extra package， close it
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Title:
Ubuntu-hwe-6.5-6.5.0-14.14_22.04.1 boot fail due to vo
forget to install extra package, vmd.ko in this package, close it
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Title:
Ubuntu-hwe-6.5-6.5.0-14.14_22.04.1 boot fail due to vo
forget to install extra package,vmd.ko in extra package,close it
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Title:
Ubuntu-hwe-6.5-6.5.0-14.14_22.04.1 boot fail due to vol
log file
** Attachment added: "[Com COM4] (2023-08-29_142219).log"
https://bugs.launchpad.net/ubuntu/+source/subiquity/+bug/2036550/+attachment/5701945/+files/%5BCom%20COM4%5D%20%282023-08-29_142219%29.log
** Description changed:
- 1.update kernel to 5.15.0-83
+ 1.update kernel to 5.15.0-83(
** Attachment added: "downgrade"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2100828/+attachment/5862366/+files/down.png
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Hi Tim，
Our test engineer use ubuntu 24.04 reproduce this issue. They do hot repmove
and hot plug on nvme device. And you can see, the nvme 7 downgrade to 2.5GT/s
while nvme 6 is normal pcie link, they are the same type of nvme device.
kern :info : [ 288.320053] pcieport :86:02.0: pciehp:
i uploaded the downgrade issue screenshort, nvme pcie link from 32GT/S
downgrade to 2.5GT/S on our server.
here are the redhat issue link:
https://issues.redhat.com/browse/RHEL-71363
The commits de9a6c8d5dbfedb5eb3722c822da0490f6a59a45 and
f68dea13405c94381d08f42dbf0416261622bdad are designed to
Hi Tim,
>From currently test, any platform add this patch a89c82249c37 ("PCI: Work
>around PCIe link training failures"). might happen this issue. Just hot
>remove/hotplug onboard nvme device will reproduce this issue.
I will check with our test engineer whether the ubuntu test environment is
re
Hi Tim,
The reproduce environment is destroyed，according to our investigation, this
issue should have no related with hardware platform, any platform use this
kenrel version might caused pcie link downgrade, current tests only focus on
nvme during verify the hotplug function.
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Public bug reported:
We found a kenrel issue on Redhat 9.4 and 9.5.
nvme pcie link speed will downgrade to 2.5GT/s after hotplug.
After analysis, we found this patch casued this issue:
a89c82249c37 ("PCI: Work around PCIe link training failures").
This patch also merged into ubuntu 24.04, therefor
** Attachment added: "downgrade issue"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2100827/+attachment/5861999/+files/down.png
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Public bug reported:
We found a kenrel issue on Redhat 9.4 and 9.5.
nvme pcie link speed will downgrade to 2.5GT/s after hotplug.
After analysis, we found this patch casued this issue:
a89c82249c37 ("PCI: Work around PCIe link training failures").
This patch also merged into ubuntu 22.04, therefor
When you have time, please test this dkms. if it doesn't fix the issue,
please also upload a alsa-info.txt.
** Attachment added: "oem-audio-hda-daily-dkms_0.1_all.deb"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1833793/+attachment/5276077/+files/oem-audio-hda-daily-dkms_0.1_all.deb
Public bug reported:
We need to add support for a pure Mic device plugged into the audio
jack.
** Affects: hwe-next
Importance: Undecided
Status: New
** Affects: linux (Ubuntu)
Importance: High
Assignee: Hui Wang (hui.wang)
Status: New
** Tags: originate-from
Public bug reported:
Expected result:
Trackpoint and keys should work.
Actual result:
Trackpoint and keys should doesn't work.
** Affects: hwe-next
Importance: Undecided
Status: New
** Affects: linux (Ubuntu)
Importance: Critical
Assignee: Hui Wang (hui
** Tags added: originate-from-1833904 sutton
** Tags added: originate-from-1824926
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Title:
input/mouse: alps trackpoint-only device
** Description changed:
- Expected result:
- Trackpoint and keys should work.
+ [Impact]
+ On one of the latest Lenovo laptops, the trackpoint doesn't work, we
+ consulted apls guys, they said this trackpoint is different from others,
+ it is a trackpoint-only device, so the current alps.c doesn't
popup dialogue, the headset-mic can
record sound very well.
[Regression Risk]
Low. this patch is specific to a dell machine by pin configuration
definition.
** Affects: hwe-next
Importance: Undecided
Status: New
** Affects: linux (Ubuntu)
Importance: High
Assignee: Hui
** Description changed:
- [Expected result]
- External microphone can work well
+ [Impact]
+ The external can't be detected when plugging headset in the
+ front audio jack.
- [Actual result]
- Can not detect external microphone
+ [Fix]
+ apply the alc891 fixup to set headset-mic and headpphone-
ork (e.g internal speaker/ external headset / HDMI/DP audio)
** Affects: hwe-next
Importance: Undecided
Status: New
** Affects: linux (Ubuntu)
Importance: Critical
Assignee: Hui Wang (hui.wang)
Status: Incomplete
** Tags: originate-from-1834277 somerville
** Chan
** Description changed:
- 1) install dell-bto-bionic-beaver-osp1-loras-X08-20190620-5.iso, boot into OS
in Powersaving mode
- 2) check sound setting
- 3) reboot system via power menu with AC
- 4) check sound setting
- 5) cold boot via power menu with AC
- 6) check sound setting
- 7) reboot system
reply #24,
you could have a try with nvidia proprietary driver, probably it runs
better than Radeon.
sudo apt install nvidia-$(latest_version)
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Please collect some logs, let us check if oem-audio-dkms is installed or
not on your machine.
dpkg --list > /tmp/dpkg-list.txt
dkms status > /tmp/dkms-status.txt
modinfo snd_hda_intel > /tmp/modinfo-hda-intel.txt
Then upload the 3 files to launchpad.
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let us try to remove oem-audio-hda-daily-dkms.
sudo dpkg -P oem-audio-hda-daily-dkms; then reboot, check if
snd_hda_intel is loaded (lsmod | grep snd_hda_intel), if not, run
modinfo snd_hda_intel, make sure "the filename:
/lib/modules/3.13.0-167-generic/kernel/sound/pci/hda/snd-hda-intel.ko"
shows
It is an issue of power_save setting. It is not a driver's code issue,
it is a kconfig issue. From rc4, the CONFIG_SND_HDA_POWER_SAVE_DEFAULT
is set to 1 rather 0, then the codec enables the runtime PM, that
introduce the noise.
You can workaround it by adding an module parameter (/etc/modprobe.d
please install this dkms on rc4 or v5.0 kernel, reboot and test.
If you add the workaround of #12, please remove it first.
thx.
** Attachment added: "oem-audio-hda-daily-dkms_0.1_all_blacklist_pm.deb"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1821663/+attachment/5252351/+files/o
Due to the nature of this issue, no log can be provided
It also require very specific setup to reproduce the issue:
- A Network Adaptor of Intel X710 Series
- BMC and host use shared network mode on X710 port
- trigger a kernel panic on host, BMC IP will be unreachable around 15 mins.
** Cha
@Seth,
It added the subvendor and subdevice, like below:
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index ece256a3b48f..e3ea62acfcce 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2150,6 +2150,8 @@ static struct snd_pci_quirk power_save_blacklis
@Julian,
Could you please tell the detailed steps to reproduce this problem? It
looks like "you enabled the test with accelerated graphics in VMs", does
it introduce this issue?
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Added two machines in the runtime pm blacklist:
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index ece256a3b48f..f62fb8b16c49 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2150,6 +2150,9 @@ static struct snd_pci_quirk power_save_blacklist[] = {
Added two machines in the runtime pm blacklist:
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index ece256a3b48f..f62fb8b16c49 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2150,6 +2150,9 @@ static struct snd_pci_quirk power_save_blacklist[] = {
@venturia,
No need to do more tests.
Thanks.
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Title:
[regression][snd_hda_codec_realtek] repeating crackling noise after
19.04 u
** Tags removed: verification-needed-bionic verification-needed-cosmic
** Tags added: verification-done-bionic verification-done-cosmic
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According to the log, when problem happens, the Nvidia hdmi codec
doesn't response the HDA controller, Usually it is nvidia graphic
driver's issue.
Let us disable the nvidia hdmi audio temporarily and see if this problem
still exists?
edit /proc/modprobe.d/alsa-base.conf and add "options snd-hda-
Please refer to this bug:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1818275
remove the oem-audio-hda-daily-dkms and test.
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Just tested, the voice recorded is OK.
But there is some difference between 19.04 and 18.04, after installing
18.04, the aplay/arecord default device pulseaudio, while after
installing the 19.04, the aplay/arecord default device is hw sound card.
Please install 19.04 to a different machine (not x
Please install this deb for kernel-5.0.0-8-generic, and remove
quirk=0x21 for that module, reboot and redo the test.
In this deb, the codec driver of rt5645.c handles the comment #4. let us
see test if it works or not.
dpkg -i this.deb
remove the quirk=0x21
reboot
thx.
** Attachment added: "oe
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Hui Wang (hui.wang)
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
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Yes, this is because the alsa-lib has a new change but the pulseaudio
has not changed accordingly.
commit 93e03bdc2a3dcd5d12516f5de78e14d88a32ff2c
Author: Jaroslav Kysela
Date: Wed Apr 4 09:58:12 2018 +0200
alsa.conf: change the location for add-on configs to /etc/alsa/conf.d
The
The commit of #7 is in the alsa-lib from 1.1.7, so it only affects 19.04
Disco, the Cosmic and lower version works fine.
** Package changed: linux (Ubuntu) => pulseaudio (Ubuntu)
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** Tags removed: verification-needed-disco
** Tags added: verification-done-disco
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Title:
alsa/hda: neither mute led nor mic-mute le
** Tags removed: verification-needed-disco
** Tags added: verification-done-disco
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Title:
alsa/hdmi: add icelake hdmi audio support
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Title:
alsa/hda: neither mute led nor mic-mute
Status: New
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Hui Wang (hui.wang)
Status: New
** Tags: originate-from-1839926 somerville
** Tags added: originate-from-1839926 somerville
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sult]
An alarm 'beep ...' during system boot at BIOS phase.
[Failure rate]
100%
** Affects: hwe-next
Importance: Undecided
Status: New
** Affects: linux (Ubuntu)
Importance: Critical
Assignee: Hui Wang (hui.wang)
Status: New
** Tags: originate-from
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
** Description changed:
- 1) Power on system with Salomon
- 2) Connect an external DP or HDMI monitor via DP/HDMI port
- 3) check audio output
- 4) Disconnect external monitor
- 5) Suspend system via power menu
- 6) resume the sys
** Description changed:
- An alarm 'beep beep' output during system boot at BIOS phase.
- [Steps to reproduce]
- 1. Install system with sutton-mccarthy-bionic-amd64-20190801-154 image.
- 2. Reboot system.
+ Since this fix is still in the maintainer's tree, I add the UBUNTU: SAUCE:
+ prefix in t
** Tags added: originate-from-1840400
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Title:
reboot will introduce an alarm 'beep ...' during BIOS phase
Status in HWE Next:
New
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Title:
alsa/hdmi: add icelake hdmi audio suppor
Which audio device deosn't work under -58 kernel? Intel hdmi audio, NV
hdmi audio, speaker or headphone?
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Title:
sound not working i
Does it mean you could see the speaker from UI, but when playing sound
to speaker, can't hear any sound?
And could you please upload an alsa-info.txt under the kernel of -55
(speaker works under this kernel)? To get alsa-info.txt, run alsa-
info.sh
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Under -55, the system only detects one sound card, it is Intel sound
card.
Under -58, the system detects two sound cards, Intel sound card and NV
sound card.
I guess under -58, the pulseaudio put the NV sound card as card0 while
Intel sound card as card1. please run "pactl info" under -58, you wi
According to #26, the default sink is already the intel sink, so no need
to run pacmd set-defaults-sink.
please do 2 tests:
1) speaker-test -t wav -c 2 -D plughw:CARD=PCH,DEV=0 //Does the speaker
work?
2) rm ~/.config/pulse/*
reboot
play sound to speaker //Does the speaker work?
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You upgrade the BIOS on your machine?
The DMI info is changed? From:
Base Board Information
Manufacturer: AMI Corporation
Product Name: Cherry Trail CR
Version: Default string
to
Base Board Information
Manufacturer: AMI Corporation
Product Name: Cherry T
Do you mean the headphone works well under 4.18.0-15 without quirk=0x21?
And headphone jack status inverted under 5.0.0-25 without quirk=0x21?
Your bug is the same as this one
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1824259
And the fix of this bug is: 406dcbc55a0a20fd155be889a4a0c4b
external device shows in Sound Settings when plugged a speaker or a
headset.
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Hui Wang (hui.wang)
Status: New
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** Description changed:
- [Summary]
- No sound inputs from the external speaker and headset
+ [Impact]
+ When we plug an external mic/headset-mic, the system can't
+ detect it and as a result can't record sound from it.
- [Reproduce Steps]
- 1. There is no new device in Sound Settings when plug
After booting up, please run:
ls -la /dev/snd/ #could you see some dev nodes
aplay -l # could you see some audio devices
sudo chmod a+rw /dev/snd/*
aplay -l # could you see some different output from the 1st time.
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According to the log of ls and aply -l, your audio hardware is
recognized by the driver after booting up.
And alsa is ready to work, I can't find any problem here. I guess you
could run 'aplay test.wav' to play sound after booting up without "sudo
alsa force-reload"
you wrote "After rebooting I h
I guess you alsa driver works after booing up, but the pulseaudio fails
to get your built in sound card via alsa-lib.
To check it, after booing up, run pactl list cards, I guess you could
only see one dummy card and one nvidia hdmi audio card; after sudo alsa
force-reload and run pactl list cards,
Then edit /etc/pulse/client.conf, change the line "; extra-arguments =
--log-target=syslog" to "extra-arguments = - --log-
target=file:/tmp/a.txt".
reboot.
you will find the /tmp/a.txt, this is the pulseaaudio log, let us try to
find some clues from the log.
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This is something I never met before, this is the content of my
/etc/pulse/client.conf, and I can find the /tmp/a.txt after booting up.
Maybe this is the root cause of the problem you report, the pulseaudio
doesn't start as the 18.10 or 19.04, the pulseaudio still act as the
14.04. Did you upgrade
there is no client.conf.d/00-disable-autospawn.conf on my computer too.
And the pulseaudio usually sets "autospawn=yes" or "Restart=on-failure"
in the systemd.
Maybe you could delete 00-disable-autospawn.conf temporarily and do a
test, if it does not work, restore it.
And you could run "dpkg -S
On my machine, this is the log the pulseaudio find the sound card via
udev, could you find similar info in your a.txt?
D: [pulseaudio] module.c: Checking for existence of
'/usr/lib/pulse-11.1/modules/module-udev-detect.so': success
D: [pulseaudio] module-udev-detect.c: /dev/snd/controlC0 is acces
E: [autospawn] core-util.c: Home directory not accessible: Permission
denied
I printed out the "Home directory" on my computer, it is
/home/$my_account, and the USER of pulseaudio is $my_account too
(through ps -aux"), then there is no "Permission denied" problem.
In the pulseaudio, it will check
my system is ubuntu 18.04. And from log ps:
The user of "/usr/bin/pulseaudio --daemonize=no" is gdm
The user of "/usr/bin/pulseaudio --start --log-target=syslog" is my
account.
If the user is differnt, I have no idea, maybe we should report the problem to
pulseaudio-disc...@lists.freedesktop.o
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Hui Wang (hui.wang)
Status: New
** Tags: originate-from-1826315 somerville
** Tags added: originate-from-1826315 somerville
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** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
** Summary changed:
- Eletrical noise occurred when external headset enter powersaving mode
+ Eletrical noise occurred when external headset enter powersaving mode on a
DEll machine
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** Description changed:
- Steps to reproduce:
- 1. install manifest and boot into OS
- 2. connect an external headset to system
- 3. wait few seconds for audio enter powersaving mode
- 4. eletrical noise can be heared in external headset
+ [Impact]
+ Eletrical noise occurred when external headset
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https://bugs.launchpad.net/bugs/1827972
Title:
The noise keeps occurring when Headset i
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https://bugs.launchpad.net/bugs/1824259
Title:
Headphone jack switch sense is inverted:
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https://bugs.launchpad.net/bugs/1827967
Title:
There are 4 HDMI/Displayport audio outpu
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Title:
Headphone jack switch sense is inverted: p
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Title:
The noise keeps occurring when Headset is
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Title:
There are 4 HDMI/Displayport audio output
Yes, and it looks like you need to be a list member first.
you could register this list from:
https://lists.freedesktop.org/mailman/listinfo/pulseaudio-discuss
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https://bugs.
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Title:
There are 4 HDMI/Displayport audio outpu
@Phaneesh,
Could you please install the ubuntu 5.0 kernel, then I will upload a
audio driver (dkms) for 5.0 kernel to test.
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https://bugs.launchpad.net/bugs/1829912
Title:
Please test this dkms under 5.0 kernel, if the sound changes better?
To install this deb:
sudo dpkg -i oem-audio-xxx.deb
reboot
check your sound
To remove this deb:
sudo dpkg -P oem-audio-hda-daily-dkms
reboot
** Attachment added: "oem-audio-hda-daily-dkms_0.1_all.deb"
https://bugs.launchp
@Robin,
Please do a test.
edit /etc/modprobe.d/alsa-base.conf
add "options snd-hda-intel probe_mask=0x1"
reboot
and redo the test, if the problem still can be reproduced?
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h
consulted with realtek engineer, and got a patch from him.
please test this dkms as comment #6, if the audio works well after
installing this dkms.
thx.
** Attachment added: "oem-audio-hda-daily-dkms_0.1_all.deb"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1829912/+attachment/52668
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https
Public bug reported:
need to cat /proc/asound/cardX/codecX to trigger it work again.
** Affects: linux (Ubuntu)
Importance: Critical
Assignee: Hui Wang (hui.wang)
Status: New
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
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** Description changed:
- need to cat /proc/asound/cardX/codecX to trigger it work again.
+
+ To fix this bug, B/OEM-B/C needs only 1 patch, while v5.0-rc1 introduced
+ a new patch which affect this issue, so the DISCO needs 2 patches.
+
+ [Impact]
+ After S3, some codecs (alc236, alc255, alc891
I checked the new patches between rc3 and rc4, there are only some minor
changes. In theory they will not introduce this problem.
Please test this dkms on the rc4, this dkms contains the same driver as
rc3, let us test kernel-rc4+hda sound driver-rc3 and see if the noise
still happens or not.
sud
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