Public bug reported:
In Ubuntu 19.04, I could use my Sony WH-1000XM3 headphones with both my
laptop running Ubuntu, and my Android smartphone. The headphones would
pair with both, and I could simply re-enable the connection in Ubuntu or
Android to connect to the headphones if the other device had
I see the same problem on my Lenovo E595 (AMD Ryzen 5 3500U). I am
running 20.04 with "5.4.0-29-generic" kernel.
I have not yet tried the "nomodeset" workaround that has been suggested
so cannot confirm that yet.
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Temporary fix:
```
sudo dpkg --remove linux-oem-5.6-tools-common
sudo apt-get install --fix-broken
```
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https://bugs.launchpad.net/bugs/1877849
Title:
conflicting packages
Public bug reported:
To be elaborated soon.
** Affects: linux (Ubuntu)
Importance: High
Assignee: Guilherme G. Piccoli (gpiccoli)
Status: In Progress
** Tags: sts
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** Description changed:
- To be elaborated soon.
+ [Impact]
+ * We received a report recently of a missing TSC refinement across multiple
reboots of a server, in an Intel Skylake-based processor. This was only
reproducible in Bionic pre-5.0.
+
+ * After checking kernel commits, we came up with
Hi Arthur, thanks a lot for the report and for providing a test case and a fix
suggestion - basically you did all the work heheh
I've just built kernels 4.4 (Xenial) and 4.15 (Bionic) with your suggested fix
and indeed it prevented the failure; I'm working on the SRU request, so we can
get that
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: rtkit (Ubuntu Focal)
Status: New => Confirmed
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Public bug reported:
Hi,
i have a bunch of acpi errors showing up on the log. this one repeats a
lot:
ACPI BIOS Error (bug): Failure creating named object
[\_SB.PCI0.XHC.RHUB.SS09._UPC], AE_ALREADY_EXISTS
(20190816/dswload2-323)
my bios is updated (from windows, on april 3, 2020)
currently
Hi,
I have tried adding drm.debug=0x04 and connecting to HDMI.
Log is in the attachment.
Thank you and regards,
Igor
** Attachment added: "drm.debug loh"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1871573/+attachment/5369517/+files/drm.debug.hdmi.log
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** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1877870
Title:
ACPI errors
Status in linux
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux (Ubuntu Eoan)
Status: New => Confirmed
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Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: linux-oem-osp1 (Ubuntu)
Status: New => Confirmed
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Public bug reported:
I was trying to run perf, but I discovered it was not installed
```
$ perf stat -d so4/so-benchmark 100
Command 'perf' not found, but can be installed with:
sudo apt install linux-oem-5.6-tools-common # version 5.6.0-1008.8, or
sudo apt install linux-tools-common
Agree w/ @rlaager, this SHOULD NOT be functionally impacting in any way.
The update-grub command is not actually failing, just spewing errors
during os-prober. We want to clean it up (it is cosmetic).
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On an Intel Compute Stick the Xubuntu 18.04 upgrade to 20.04 resulted in
a working rtl8723bs bluetooth (and wifi) for a 5.4.0-29 kernel. Before
upgrade, a 5.3 kernel was tested and three additional modules needed to
be loaded manually (the first time) to make the Bluetooth work: hidp,
btbcm, and
This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1877849
Title:
conflicting packages while
I upgraded my notebook to 20.04 with the current available kernel in the
repository.
The issue is not fixed, the computer is still frozen after wake up. I'm still
building my kernel by reverting the mentioned commit.
By the way, in the focal repository, the faulty commit is now
08658bdff8725
SRU submitted to kernel mailing-list: https://lists.ubuntu.com/archives
/kernel-team/2020-May/109697.html
Cheers,
Guilherme
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https://bugs.launchpad.net/bugs/187
SRU just submitted to kernel team mailing-list:
https://lists.ubuntu.com/archives/kernel-team/2020-May/109698.html
Cheers,
Guilherme
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** Description changed:
- Upstream linux kernel implemented ring parameter boundaries check in commit:
- 37e2d99b59c4 ("ethtool: Ensure new ring parameters are within bounds during
SRINGPARAM")
+ [Impact]
+ * There's a bad behavior in the ena driver ringparam setting on kernels 4.4
and 4.15, if
** Changed in: linux (Ubuntu)
Status: Confirmed => Fix Released
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https://bugs.launchpad.net/bugs/1817918
Title:
Hard lockups due to unrestricted lapic timer delay
Public bug reported:
since my Bluetooth card was not working so I had to download the .hcd
file for my specific card and make the directory lib/firmware/brcm
mutable and copy the file then make it unmutable "sudo chattr +i
/lib/firmware/brcm" during my update to ubuntu 20 I faced this issue so
Bug also affects Ubuntu 20.04
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https://bugs.launchpad.net/bugs/1855757
Title:
[nvidia] Background image corrupted after standby
Status in
@Bogdan (elrohe)
Glad that I could be of help and that the patch worked for you.
Waiting for a patch for ours.
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https://bugs.launchpad.net/bugs/1875252
Title:
Ubuntu
I repeated the same SRU verification as before, this time using kmod
from -proposed.
I installed a fresh Bionic KVM, with EFI enabled. I upgraded the system
to use the latest -updates packages. Linux 4.15.0-99-generic and Kmod
24-1ubuntu3.3 were installed. I shut the machine down, set the VGA
I have had this since I upgraded from U18.04 to U20.04. I am using kernel
5.4.0-7626-generic #30~1588169883~20.04~bbe668a-Ubuntu. I can get my sound/mic
input to work after using the following command: sudo apt install --reinstall
alsa-base alsa-utils pulseaudio linux-sound-base libasound2
Public bug reported:
Hello,
I see occasional hangs on boot. The hangs occur after entering the LUKS
decryption password for the root filesystem, and before the login screen is
displayed. The "/boot" filesystem is not encrypted, so the initramfs is
loading fine etc. The hangs are
I proceeded to remove the file BCM43142A0-0930-0225.hcd and installing
the firmware update but I still ran through the same issue
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Update: i tried again 20.04 live, and, with kernel 5.4.0-26, wifi seems to work
alright.
So i installed 5.4.0-26 (i believe it was already replaced by -28 upon
installation), but by doing so the wifi HW isn't even recognized, with dmesg
looking for microcode. I'll keep investigating how does
This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1877889
Title:
Intermittent hangs on boot
Adding that after about half hour i'm still getting
[ 1923.231089] iwlwifi :00:14.3: Unhandled alg: 0x71b
Usually a crash follows. So it might follow. But at least i have
transfered a wholly different amount of data in the meanwhile. -28 and
-29 would be crashing after 2 min or so.
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You
Sorry to jump on this thread but am I to understand that the c940 works
with 20.0.4? I have tried to make it work with 19+ and it did not
recognize the mic right out of the box. Thank you for your reply.
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** Tags removed: need-duplicate-check
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https://bugs.launchpad.net/bugs/1877878
Title:
package linux-firmware 1.183.5 failed to install/upgrade: unable to
create
I am having trouble loading the rtl8723bs firmware for a 5.5 kernel on
AntiX 19, (a Debian 10 sans systemd/Gnome). This bug on a 20.04
install with the 5.4 kernel may indicate early issues, but I withdrew my
"does this affect me" checkoff since the 5.4 kernel is working for me.
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While I suspect I'm seeing the same problem, I've submitted my own bug
report too incase it provides useful information or is somehow
different: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1877889
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Problem seems fixed in 5.4.0-26 with hwe package, loading .46 firmware.
So regression introduced in -28 and -29.
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https://bugs.launchpad.net/bugs/1848921
Title:
iwlwifi
It appears you are using *OpenConnect*, although both the strings
OpenVPN and OpenConnect appear in prior posts. These are *completely
different* VPN clients.
You are using an *ancient* old release of OpenConnect v7.06. The
automatic MTU detection logic has been vastly improved in newer versions
Public bug reported:
Using broadcom bcm 4360 and wl driver installed from bcmwl-kernel-source
package, card cannot list any ssids
iw list scan
shows no networks. Also no networks shown on the network applet.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: bcmwl-kernel-source
The problem disappeared a few month ago, after a system update, perhaps a
kernel update.
Sorry, I can't give any more specific information.
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I went and looked at the autopkgtest regressions, and they aren't actual
regressions, just transient network problems and slow build timeouts.
chrony autopkgtest regression on armhf:
Need to get 263 kB of archives.
After this operation, 2,048 B of additional disk space will be used.
Err:1
Find a solution. Clean installation of Ubuntu 20.04 works with Linux kernel
5.4.0.26, after 'apt upgrade' kernel will be upgraded to v5.4.0.29. But both
versions are hanging while boot up (if external monitor is connected).
I've installed Linux kernel 5.6.11 (the latest currently) and problem
Please track this thread:
https://mailman.alsa-project.org/pipermail/alsa-devel/2020-February/162605.html
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https://bugs.launchpad.net/bugs/1872108
Title:
Bass not
Error in log:
nvidia-settings-autostart.desktop[2939]: ERROR: NVIDIA driver is not loaded
nvidia-drivers-440 should be installed to support external display
output.
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** Changed in: linux (Ubuntu)
Status: Incomplete => New
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https://bugs.launchpad.net/bugs/1875200
Title:
[amdgpu] Entire computer freezes shortly after bootup
Igor, please open the app 'Additional Drivers' and use that to install
the Nvidia driver. Then reboot and tell us if the problem persists.
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
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** Tags added: sru-20200427
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https://bugs.launchpad.net/bugs/1867570
Title:
reuseport_bpf_numa in net from ubuntu_kernel_selftests fails on
ppc64le
Status in
this following patch will fix sec2 boot bug:
crypto: hisilicon/sec2 - modify the SEC probe process
https://www.spinics.net/lists/linux-crypto/msg47550.html
can you open CONFIG_CRYPTO_TEST=m and
CONFIG_CRYPTO_MANAGER_DISABLE_TESTS=m to test acc driver?
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** Tags added: focal
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https://bugs.launchpad.net/bugs/1855757
Title:
[nvidia] Background image corrupted after standby
Status in gnome-shell package
Christopher, please open a new bug for what you experience by running:
ubuntu-bug gnome-shell
This bug should stay closed while the original reporter hasn't provided
the requested info.
** Changed in: bluez (Ubuntu)
Status: Confirmed => Invalid
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** Changed in: linux (Ubuntu)
Status: New => Confirmed
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Title:
[amdgpu] Entire computer
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