** Also affects: alsa-lib (Ubuntu Bionic)
Importance: Undecided
Status: New
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Title:
the audio can't work on Lenovo mach
** Description changed:
+ == Justification ==
+ In Xenial KVM kernel, the CONFIG_DEBUG_KERNEL is enabled, security team would
like to see CONFIG_DEBUG_RODATA to be enabled as well.
+
+ In such case, the kernel can pass the test_072_config_debug_rodata check
+ in the qa-regression-testing test ui
I am experiencing the same issue on ubuntu 18.04.
root and home are both on btrfs, so purging the btrfs package is not an option.
During the boot the system stops and waits following the message "scanning for
btrfs..."
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I can see the power consumption comes down in new kernel.
** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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This kernel is fine too.
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Title:
unregister_netdevice: waiting for eth0 to become free. Usage count = 5
Status in linux package in
A test kernel with CONFIG_DEBUG_RODATA enabled in Xenial KVM could be found
here:
http://people.canonical.com/~phlin/kernel/lp-1766832/
** Changed in: linux-kvm (Ubuntu Xenial)
Status: Invalid => In Progress
** Changed in: linux-kvm (Ubuntu)
Status: Fix Released => In Progress
**
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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[Expired for linux (Ubuntu Artful) because there has been no activity
for 60 days.]
** Changed in: linux (Ubuntu Artful)
Status: Incomplete => Expired
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apport information
** Attachment added: "WifiSyslog.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135136/+files/WifiSyslog.txt
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** Attachment added: "UdevDb.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135135/+files/UdevDb.txt
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** Attachment added: "ProcModules.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135132/+files/ProcModules.txt
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** Attachment added: "IwConfig.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135125/+files/IwConfig.txt
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apport information
** Attachment added: "ProcCpuinfo.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135128/+files/ProcCpuinfo.txt
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** Attachment added: "ProcEnviron.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135130/+files/ProcEnviron.txt
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** Attachment added: "CurrentDmesg.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135124/+files/CurrentDmesg.txt
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** Attachment added: "ProcInterrupts.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135131/+files/ProcInterrupts.txt
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** Attachment added: "PulseList.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135133/+files/PulseList.txt
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** Attachment added: "ProcCpuinfoMinimal.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135129/+files/ProcCpuinfoMinimal.txt
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** Attachment added: "Lspci.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135126/+files/Lspci.txt
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** Attachment added: "RfKill.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135134/+files/RfKill.txt
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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** Attachment added: "Lsusb.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135127/+files/Lsusb.txt
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** Attachment added: "CRDA.txt"
https://bugs.launchpad.net/bugs/1769557/+attachment/5135123/+files/CRDA.txt
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Ti
apport information
** Tags added: apport-collected bionic wayland-session
** Description changed:
Hi to everyone
I've been trying to solve this problem for weeks now and nothing has helped
me yet. I'm running Ubuntu 18.04 in a Asus X450CC with a Realtek RTL8411
Express Card Reader. Nothing
This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1769557
and then change the status of the bug to 'Confirmed'.
If, due to the nature
Public bug reported:
Hi to everyone
I've been trying to solve this problem for weeks now and nothing has helped me
yet. I'm running Ubuntu 18.04 in a Asus X450CC with a Realtek RTL8411 Express
Card Reader. Nothing makes it work, even the USB external card reader doesn't
work (this one erases th
Hardware Certification have completed testing this -proposed kernel. No
regressions were observed, results are available here:
http://people.canonical.com/~hwcert/sru-testing/artful/4.13.0-40.45
/artful-proposed-published.html
** Tags added: certification-testing-passed
** Changed in: kernel-sru-
** Summary changed:
- bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu1~1.1: bcmwl kernel module
failed to build
+ bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu1~1.1: bcmwl kernel module
failed to build [wl_cfg80211_hybrid.c:1799:25: error: initialization from
incompatible pointer type]
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Reverting that commit will address the firmware loading issue for both
kbl and bxt. Although as far as I understand, Intel had cancelled
Broxton, and there are no chips based on it in the market, so it's
basically Kaby Lake users that are affected.
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Below image uses the Subiquity and it can be installed successfully. But after
install ubuntu-desktop, the login screen would become screen blur after reboot
or init 5, but it can be start by startx after init 3 in the terminal.
http://releases.ubuntu.com/18.04/ubuntu-18.04-live-server-amd64.iso
After installing the switcheroo-control package, I got the same output as the
Amir
But the discrete graphics card does not turn off. The fan rotates, the power
consumption is at a high level.
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Please check what the kernel is reporting for the batteries by running:
grep . /sys/class/power_supply/*/capacity
and send us the output.
It seems to be reporting the battery status of my bluetooth touchpad
fine.
** Changed in: bluez (Ubuntu)
Status: New => Incomplete
** Also affects:
Hi Dan,
We're using a newer kernel:
4.4.0-109-generic #132-Ubuntu SMP Tue Jan 9 19:52:39 UTC 2018 x86_64 x86_64
x86_64 GNU/Linux
Would you be able to build a test kernel against this version?
Thanks very much, Dan.
On Tue, May 1, 2018 at 12:14 AM, Dan Streetman
wrote:
> > The symptoms seen a
This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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Title:
Radeon HD 3450 acceleration no
Public bug reported:
The Radeon HD 3450 acceleration support does not work.
In the dmesg is the information:
[ 13.892364] [drm:r600_ring_test [radeon]] *ERROR* radeon: ring 0 test failed
(scratch(0x8504)=0xCAFEDEAD)
[ 13.892476] radeon :02:00.0: disabling GPU acceleration
ProblemType: B
Ubuntu 18.04 running bluez 5.37-0ubuntu5.1 has fixed the 16.04 problem
of bluetooth not running after a suspend. My mouse has successfully
reconnected 100+ times. The USB inputxx is still incrementing at each
resume, so that may not have been related to the problem.
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More information.
I have narrowed it down:
16.04.1 - kernel 4.4.0-31-generic
==> Works OK with messages ("encoder detached but still enabled on pipe A.")
No visible slowdown apart for 3 or 4 stack traces in the log.
16.04.2 - kernel 4.8.0-36-generic
==> Shows the "time outs" bug
So there must
Correction - after two restarts switching back and forth, the output is
as follows:
sudo cat /sys/kernel/debug/vgaswitcheroo/switch
0:IGD:+:Pwr::00:02.0
1:DIS: :Off::01:00.0
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I think the bug is still present upstream following more thorough usage.
It seems sensitive to ambient light levels; using the computer in a
darkened room (night) causes more intense and regular symptoms. It seems
related to a bug I swear I filed a few years ago but didn't get any
traction with, bu
Seeing same problem now on 18.04 with a Dell 05a9:2649 monitor webcam.
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Title:
UVC video camera no longer works
Status in linux pack
This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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Title:
Ubuntu 16.4, 18.4, LUbuntu 17.
** Tags removed: kernel-fixed-upstream
** Tags added: kernel-bug-exists-upstream
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Title:
Intel graphics timeout, possibly caused wif
Public bug reported:
On Ubuntu 16.04, 18.04, LUbuntu 17.10
I am getting the following error:
ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: linux-image-4.13.0-36-generic 4.13.0-36.40
ProcVersionSignature: Ubuntu 4.13.0-36.40-generic 4.13.13
Uname: Linux 4.13.0-36-generic i686
AlsaVersion
As requested above, I filed the bug at freedektop.
Here is the reference:
https://bugs.freedesktop.org/show_bug.cgi?id=106422
** Bug watch added: freedesktop.org Bugzilla #106422
https://bugs.freedesktop.org/show_bug.cgi?id=106422
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Are they aware the same issue appears to be happening with the Broxton
firmware as well? Should that be tracked under a separate issue?
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Tested systems
-E6400 with 3Gb ram, 3Gb swap gnome 3.26 and 3.28 kernel 4.12 and 4.15
-I5 320m with 4gb ram 4gb swap /gnome 3.28
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Titl
Happens on every Linux OS I've tried
-Opensuse Leap
-Manjaro
Ubuntu 17.10 and 18.04 though 18.04 is a little better
-Fedora 27 and 28
How to trigger
-Open a whole bunch of tabs
-Reach high mem usage
-CPU load average will spike to really high numbers
-Excessive writes to hard drive
And system wil
This bug was not fixed. It still affects me. The GPU doesn't go off, so
the power consumption remains pretty high (and the fan keeps on going).
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Hi there, I am having this issue too on the same hardware.
This laptop is currently running 14.04 32 bits.
With 14.04 32 bits, there is a message in the log, but it has no effect
but spitting messages in the log!
With 18.04 64bits live, there is the "flip_done timed out" issue. Each one
seems t
** Tags removed: xenial yakkety zesty
** Tags added: cosmic
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Title:
Upgrade printer-driver-ptouch to support Brother QL-570
Status
This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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Title:
Major performance regression f
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
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Title:
Major performance regression from Ubuntu 17.10 w
** Package changed: initramfs-tools (Ubuntu) => linux (Ubuntu)
** Summary changed:
- update-initramfs not adding i915 GuC firmware, firmware fails to load
+ update-initramfs not adding i915 GuC firmware for Kaby Lake, firmware fails
to load
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The i915 Kabylake GuC firmware is failing to load on boot, and
generating dmesg errors. The Kabylake HuC firmware succeeds. All files
exist. I've also verified the Kabylake GuC firmware matches the correct
file size and md5 listed on 01.org.
I then ran
Xubuntu 18.04 lts, it looks like it's still not fixed
cat /proc/asound/cards
0 [Audio ]: HdmiLpeAudio - Intel HDMI/DP LPE Audio
Intel HDMI/DP LPE Audio
uname -a
Linux marco-E200HA 4.15.0-20-generic #21-Ubuntu SMP Tue Apr 24 06:16:15
UTC 2018 x86_64 x86_64 x86_64
Found a workaround in the Internet. Boot your laptop on battery, then
shutdown it (not reboot) and boot again. Then suspend starts working on
battery too.
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I experience absolutely the same problem after upgrading to Kubuntu
18.04. I am using Dell Latitude e5570 laptop and everything worked fine
on 16.04. Please let me know what info is needed to investigate the
problem.
# uname -a
Linux latitude 4.15.0-20-generic #21-Ubuntu SMP Tue Apr 24 06:16:15 UT
Public bug reported:
IT just happens so that my wifi drivers never ever works with any linux
distro at all...no matter how many times I try to fix it with the help
of online ubuntu community.
ProblemType: Package
DistroRelease: Ubuntu 18.04
Package: bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu1
** Tags removed: need-duplicate-check
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Title:
bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu1~1.1: bcmwl kernel
module failed to b
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