** Summary changed:
- kernel: watchdog: BUG: soft lockup - CPU#3 stuck for 22s!
+ Soft lockup due to interrupt storm from smbus
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https://bugs.launchpad.net/bugs/1931001
Title:
Soft
Believed to be fixed in the kernel by two commits.
See: https://bugzilla.kernel.org/show_bug.cgi?id=177311#c65
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https://bugs.launchpad.net/bugs/1931001
Title:
kernel: watchdog: BUG:
New best workaround, instead of blacklisting i2c-i801 keep it but
disable interrupts and use polling instead.
Step 1 Temporary and to be able to boot for step 2).
a. To able to boot enter the grub menu (press ESC once during boot)
b. select the (Ubuntu)Linux entry you want to boot and press "e"
I started kernel bisecting in an attempt to find the commit that causes this
issue.
Painfull process.
I found another workaround (not a solution) on stackoverflow (which has
been deleted from stackoverflow by now). The workaround was to disable
virtualization in the BIOS: Intel VTX -> disabled ,
*** This bug is a duplicate of bug 1931001 ***
https://bugs.launchpad.net/bugs/1931001
** This bug has been marked a duplicate of bug 1931001
kernel: watchdog: BUG: soft lockup - CPU#3 stuck for 22s!
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I also tied blacklisting only "i801_smbus" but that gave the same issue.
Only blacklisting "i2c_i801" is currently the best workaround.
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https://bugs.launchpad.net/bugs/1931001
Title:
** Bug watch added: Red Hat Bugzilla #2009977
https://bugzilla.redhat.com/show_bug.cgi?id=2009977
** Also affects: fedora via
https://bugzilla.redhat.com/show_bug.cgi?id=2009977
Importance: Unknown
Status: Unknown
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Possible work around (not a fix), blacklist module i2c_i801. It works
for me ...
Since I noticed a high amount of CPU time spent in interrupt handling I looked
at /proc/interrupts (right after the slow boot and slow login):
$ cat /proc/interrupts
CPU0 CPU1
0:
*** This bug is a duplicate of bug 1931001 ***
https://bugs.launchpad.net/bugs/1931001
** This bug has been marked a duplicate of bug 1931001
kernel: watchdog: BUG: soft lockup - CPU#3 stuck for 22s!
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Also tried kernel parameter watchdog_thresh=20, same problem
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https://bugs.launchpad.net/bugs/1931001
Title:
kernel: watchdog: BUG: soft lockup - CPU#3 stuck for 22s!
To manage
Since I was not to use "Also affects distribution/package" functionality, I add
the following links of very simular bugreports in distro's other than Ubuntu:
* https://bugs.archlinux.org/task/71575
* https://bugs.archlinux.org/task/70236
* https://bbs.archlinux.org/viewtopic.php?id=264127
*
Same same, after upgrade from 5.8 to 5.11.
Soft lockups during boot, long boot time, and after that a very slow machine.
My machine is also Intel Celeron based, like the previous reports.
After login into the desktop environment, the "atop" program shows that almost
all cpu time is spent in irq,
Please close this bug, further analysis showed that it is probably a the
same issue as:
https://bugs.launchpad.net/ubuntu/+source/linux-hwe-5.11/+bug/1931001
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Public bug reported:
I have had at least two occasions where I suspect that a lack of time between
the updater reporting it is ready and me pressing the restart button resulted
in a broken installation.
The updater did no complain about installation errors, nor did the /var/log/apt
contain
Not a release upgrade, just a regular update via update -manager
** Package changed: ubuntu-release-upgrader (Ubuntu) => update-manager
(Ubuntu)
** Summary changed:
- Linux kernel models listed as "linux kernel extra modules"
+ Linux kernel modules listed as "linux kernel extra modules"
**
Public bug reported:
Update manager.
The "Details of updates" part lists all the updates.
"Linux kernel extra modules" is listed twice with different download sizes.
Using the "Technical description" for both listed "Linux kernel extra modules"
you will see that only one of them is an update of
** Description changed:
Observed in Unbuntu 18.04 and Ubuntu 16.04.6 LTS
- When copying a substantial amount of files, that will take some time, a
progress bar appears in the nautilus desktop/toolbar icon.
- In the event the copy task is not done, this progress bar is not restored
after
Public bug reported:
Observed in Unbuntu 18.04 and Ubuntu 16.04.6 LTS
When copying a substantial amount of files, that will take some time, a
progress bar appears in the nautilus desktop/toolbar icon.
In the event the copy task is not done, this progress bar is not restored after
the screen
Public bug reported:
In case multiple images, say n *.jpg images, are selected in nautilus and then
opened with Image-viewer:
- 16.04 opens one instance of eog to view the selected images (=Image-viewer
app)
- 18.04 opens n instances of eog, one for each image. This is not correct, it
should
Public bug reported:
Display was fine until apdate of vdpau was applied.
Vlc codec info from stream:
Video
MPEG-4 Video (mp4v)
Resolution: 640x480
Framerate: 1000
Decode format: planar 4:2:0 YUV
Previous recordings of this stream will also do not display anymore, while the
standard Videos
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