@kaihengfeng you were right - the patches work.
kstoilov@kostadin-ubuntu:~$ uname -r
6.8.0-1040-generic
kstoilov@kostadin-ubuntu:~$ sudo cat
/sys/kernel/debug/pmc_core/package_cstate_show
Package C2 : 55740989
Package C3 : 4656373
Package C6 : 43325041
Package C7 : 6687655
Package C8 : 44948950
I don't think the NVME drive is behind VMD on the HP machine I am
observing the issue, so I don't think the VMD patches and issue are
relevant.
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Can confirm the issue with going into 'tablet' mode after suspend/resume
is also present in the 6.5 series, so I will file a separate issue for
that.
The original kernel bug when disconnecting the keyboard dock is fixed
with the maintainer patch.
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Hi @rickywu,
The maintainer patch also works. I am attaching a dmesg log with several
connect/disconnect and suspend/resumes.
There seems to be a separate issue, I will probably file another bug for
that if you think it's more appropriate.
If you connect the dock, suspend and resume afterwards
Hi @kaihengfeng,
Any idea how I can test this patch?
My understanding is that the commit it fixes: f492edb40b54 ("PCI: vmd:
Add quirk to configure PCIe ASPM and LTR") was added in v6.3 and yet the
6.5 Ubuntu series was working fine on the machine.
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I also tried linux-image-oem-24.04b/noble-proposed 6.10.0-1005.5
The results are the same as 6.8
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Title:
Regression: unable to reach low idle
Hi @rickywu,
I tried your kernel and it works. No errors in dmesg all I get is:
usb 1-4: USB disconnect, device number 3
s2idle works fine.
poweroff also works fine.
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I tried it: the behaviour is the same.
kstoilov@hp-spectre-x360:~$ uname -r
6.8.0-40-generic
kstoilov@hp-spectre-x360:~$ sudo cat
/sys/kernel/debug/pmc_core/package_cstate_show
Package C2 : 15026938
Package C3 : 9426809
Package C6 : 0
Package C7 : 0
Package C8 : 0
Package C9 : 0
Package C10 : 0
I've attached the output of `sudo lspci -vvnn`
** Attachment added: "lspci-6.8.txt"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2072679/+attachment/5797720/+files/lspci-6.8.txt
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Public bug reported:
On a Dell Venue 7140 tablet with the keyboard/touchpad/battery dock when
disconnecting the dock there is a kernel bug observed in dmesg:
[ 83.719050] usb 1-4: USB disconnect, device number 3
[ 83.861800] intel-vbtn INT33D6:00: Registering Intel Virtual Switches
Everything in powertop is Good after running `powertop --auto-tune`
But:
root@hp-spectre-x360:/home/kstoilov# cat
/sys/kernel/debug/pmc_core/package_cstate_show
Package C2 : 385537117
Package C3 : 70166720
Package C6 : 0
Package C7 : 0
Package C8 : 0
Package C9 : 0
Package C10 : 0
**
Public bug reported:
After upgrading to Ubuntu 24.04 the CPU is unable to hit lower idle
states.
The device is a HP Spectre x360 14 (14-ea1000) with a Tiger Lake CPU.
This is a regression introduced somewhere 6.5.0-42 and 6.8.0-36. The
issue is not observed when booting the same OS with
This bug has been fixed with mutter (3.36.7+git20201123-0.20.04.1)
** Changed in: gnome-settings-daemon (Ubuntu)
Status: New => Fix Released
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Public bug reported:
Bug originated after doing a 18.04.5 LTS to 20.04.1 LTS upgrade.
The settings from gnome-control-center are not getting applied for
external USB devices.
For a USB touchpad I've spotted this with the following:
org.gnome.desktop.peripherals.touchpad tap-and-drag
Hi Colin Ian King,
I tested the revert kernels from here
https://kernel.ubuntu.com/~cking/lp-1853044/.
The results from Powertop can be found here
https://postimg.cc/gallery/TTmWSfX. I also included the latest 5.3.0-61
kernel for reference.
The test system is an XPS 9550 with HD Graphics 530,
Unfortunately this bug is back with linux-5.3.0-53.47.
It got reintroduced somewhere between linux-5.3.0-53.47 and 5.3.0-51.44.
System is Dell XPS 9550 with Skylake HD Graphics 530.
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Hi,
I've been running without the gpaste extension for a few weeks and gnome-shell
no longer crashes.
So I guess this bug should be reassigned?
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https://bugs.launchpad.net/bugs/1813173
Hi,
This crash is still present in the latest gnome-shell version
3.28.4-0ubuntu18.04.1
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Title:
gnome-shell crashed with SIGSEGV in
This bug is still present on up to date Ubuntu 18.04
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https://bugs.launchpad.net/bugs/1717673
Title:
gnome-calendar crashed with SIGSEGV in
gtk_stack_set_visible_child_name()
To
*** This bug is a duplicate of bug 1812527 ***
https://bugs.launchpad.net/bugs/1812527
Private bug reported:
Behaviour started after upgrading to 1.52.5-0ubuntu18.04.1
Steps to reproduce are:
1. Launch an Android emulator from Android Studio: I used all default
settings and Andoid Pie x86
Public bug reported:
I am filing this bug with gjs because the behaviour started after
upgrading to 1.52.5-0ubuntu18.04.1
Steps to reproduce are:
1. Launch an Android emulator from Android Studio: I used all default
settings and Andoid Pie x86 image
2. Change workspace via hotkey
3. Result is
Public bug reported:
After a recent kernel update I have had several suspend failures on a
Dell XPS 9550.
Instead of suspending as usual the system stays on and is unresponsive
with a black screen.
Strangely enough this does NOT happen on every suspend, it usually
happens after several
I am experiencing the same problem on a Dell XPS 9550 with a GTX 960M.
I just upgraded from 16.04 where prime-select was able to power the
graphics card down with bbswitch.
Strangely enough even nouveau is perfectly capable of powering down the
card if it does not have nouveau.run-pm=0 which
Can confirm this issue on an Asus T300 Chi and a Dell XPS 9360 on up to
date Ubuntu 18.04 installations.
I think this is the upstream bug report:
https://github.com/micheleg/dash-to-dock/issues/128
** Bug watch added: github.com/micheleg/dash-to-dock/issues #128
Here is also a nice video demonstrating the issue:
https://www.youtube.com/watch?v=zQCOO-9HZvU
It runs Fedora, but the behaviour is exactly the same on Bionic as well.
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@vanvugt could you try the steps I posted in #46. I can reliably
reproduce this on a clean install of Bionic daily in a VM. No extra
extensions, just opening window previews with Super multiple times (two
windows open).
Thank you.
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There is a memory leak generating window previews on gnome shell and
since pressing the Super key generates windows previews the memory usage
grows exponentially. For me Gnome Shell eats about 100-150 MB every day
I leave it running.
I tested this both on an Intel graphics machine and on a VM, in
This bug is still present in Ubuntu 17.10 Artful. I have experienced it
after waking up from suspend on a Dell XPS 9360 with a clean Ubuntu
install.
Here is the dump:
Dec 26 17:52:04 sabina-XPS-13 kernel: [30476.661562] ath10k_pci :3a:00.0:
failed to wake target for read32 at 0x0003a028:
This bug is still present on Ubuntu 16.04 and Samsung ML-1675. The
workaround to use the foomatic driver for CLP310 works though.
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Title:
CUPS
I have also been affected by this bug after upgrading network-manager
and related components to 1.2.6-0ubuntu0.16.04.1 from
1.2.2-0ubuntu0.16.04.4
My current workaround is to do:
sudo apt install network-manager=1.2.2-0ubuntu0.16.04.4
sudo apt install libnm-glib-vpn1=1.2.2-0ubuntu0.16.04.4
sudo
This together with #1575354 make openconnect barely usable on Ubuntu
16.04. You have to be super quick to enter your credentials before it
times out. If either of them would be solved it would at least make it
tolerable.
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Is support for widevine meant to be re-enabled with the latest build
(53.0.2785.143-0ubuntu0.16.04.1.1254)? If so I'm just reporting that it
is still broken. DRM-enabled video playback doesn't work. I can see the
widevine module in chrome://components, but it's missing in
chrome://plugins.
For me
With the latest chromium build 52.0.2743.116-0ubuntu0.16.04.1.1250 in
xenial, the plugin files from Chrome no longer work. I see that this was
intentional in the changelog. Is there any chance we will see widevine
support again or is it gone for good. What is the reason for this
change?
Thanks.
This bug is fixed for me with the latest xenial kernel 4.4.0-36-generic
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Title:
ICC profiles are not applied
To manage notifications about this
I'll test the mainline kernel when I have some spare time and report
back.
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Title:
ICC profiles are not applied
To manage notifications about
** Description changed:
After upgrading the Xenial kernel from 4.4.0-31-generic to
4.4.0-34-generic, custom ICC color profiles are no longer being applied.
I am adding them from System Settings -> Color. I am experiencing this
bug for monitors, both the laptop screen and an external
Public bug reported:
After upgrading the Xenial kernel from 4.4.0-31-generic to
4.4.0-34-generic, custom ICC color profiles are no longer being applied.
I am adding them from System Settings -> Color. I am experiencing this
bug for monitors, both the laptop screen and an external screen plugged
I can confirm the same behavior on an XPS 9550 with Ubuntu 16.04 and
kernel 4.4.0-31-generic. Unloading the brcmfmac driver does indeed allow
the system to hibernate successfuly. If it is still loaded the system
goes to a black screen and doe not turn off. The 9550 has the BCM43602
chip.
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Experiencing the exact same behavior on an update xenial install with
the following compiz version: 0.9.12.2+16.04.20160714-0ubuntu1
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I can also confirm #136. Screen flickering has been gone on an XPS 9550
with BIOS 1.2.0 since upgrading to 4.4.0-24-generic.
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Title:
Screen
Amazingly, Bluetooth ON/OFF seems to have an effect on this bug. I have
been running with Bluetooth constantly ON for the past couple of days
and have seen no flicker at all. As soon as I turn off Bluetooth a
flicker occurs after a couple of minutes. I also copied the firmware
file from the
@eugenesan I have the XPS 15 9550 with the latest bios, which is 1.2.0
in my case.
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Title:
Screen flickers on XPS 13 9350/9550 (Intel
I have the latest kernel 4.4.0-22.39, but the flickering is still
present on an XPS 15 9550.
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Title:
Screen flickers on XPS 13 9350/9550 (Intel
Affected by this bug on up to date Ubuntu 14.04.
Workaround in #40 solves the issue.
Syslog:
Oct 4 16:39:13 kostadin-Ubuntu NetworkManager[1032]: Starting VPN
service 'openvpn'...
Oct 4 16:39:13 kostadin-Ubuntu NetworkManager[1032]: VPN service
'openvpn' started
Experiencing this on 14.04 LTS and iPhone 4s with iOS 8.4. Would
appreciate a backport to Trusty. I am also happy to help with testing.
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Title:
I think this bug has already been reported upstream -
https://bugzilla.gnome.org/show_bug.cgi?id=742295.
** Bug watch added: GNOME Bug Tracker #742295
https://bugzilla.gnome.org/show_bug.cgi?id=742295
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