** Changed in: linux
Status: Confirmed => Expired
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https://bugs.launchpad.net/bugs/1788018
Title:
udevd keeps binding and unbinding some usb device und uses all cpu
Finnally solved !
5.15 kernel and ubuntu 22.04 upgrade solved totally the issue for me.
I can enable my integrated Dell BT card again :)
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https://bugs.launchpad.net/bugs/17880
This problem has been around for a long time and a lot of people have
struggled with it. You can find examples such as the following on quite
a few help sites, for example
https://askubuntu.com/questions/1028883/ubuntu-18-04-systemd-udevd-uses-
high-cpu-conflict-with-wifi
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An update: The problem I reported in January went away on its own after
a few weeks of having the problem every single day when I booted each
morning. I was installing Ubuntu software updates when they became
available during that time. There is something going on during boot that
causes this probl
These nerd-level suggestions all work but the root cause (the real
problem) is not solved and will pop up again. How is the non-nerd
supposed to do this? ...would you want your neighbor editing your system
files Someone needs to fix this permanently!
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I agree with you, its not the best solution. This bug impact many users!
At next release of this softwares this bug has to be fixed.
But I lost many days to fix this problem, and I'm sharing this 'hard approach'
at forums I had visited before. So other people do not waste so much time!
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You
I fix the problem with this approach:
https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1759836/comments/70
from "Florian Dittmer (fd81)"
"
Following the instructions mentioned by one user in the comments helped me to
solve the cpu load issue with udev-239 and kernel 4.18.17, while Blueto
I have the same problem, that John related.
I have dell n5010, with SSD. Run F30 and suffer to connect bluedio t4.
If I Uninstall the package bluez-hid2hci, the problem of boot cpu with
systemd-udevd dissappear. But at same time, I lost the connection of
bluetooth device.
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Launchpad has imported 13 comments from the remote bug at
https://bugzilla.kernel.org/show_bug.cgi?id=199035.
If you reply to an imported comment from within Launchpad, your comment
will be sent to the remote bug automatically. Read more about
Launchpad's inter-bugtracker facilities at
https://hel
Marko Muehlberg (markom2), would you be able to confirm the commit from
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1455cf8dbfd06aa7651dcfccbadb7a093944ca65
is the root cause for your issue by testing a revert of it following
https://wiki.ubuntu.com/Kernel/KernelBi
*** This bug is a duplicate of bug 1759836 ***
https://bugs.launchpad.net/bugs/1759836
** This bug has been marked a duplicate of bug 1759836
systemd-udevd consumes 100% of CPU
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*** This bug is a duplicate of bug 1759836 ***
https://bugs.launchpad.net/bugs/1759836
the bug started at upstream kernel commit
1455cf8dbfd06aa7651dcfccbadb7a093944ca65
** Bug watch added: Linux Kernel Bug Tracker #199035
https://bugzilla.kernel.org/show_bug.cgi?id=199035
** Also affect
I got a workaround by removing /lib/udev/rules.d/97-hid2hci.rules as was
mentioned in a comment at
https://askubuntu.com/questions/1028883/ubuntu-18-04-systemd-udevd-uses-
high-cpu-conflict-with-wifi
It seems to be some rule for Bluetooth and touchpads. My touchpad still works,
Bluetooth doesn't
This change was made by a bot.
** Changed in: linux (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1788018
Title:
udevd keeps binding and unbind
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1788018
Title:
udevd keeps binding and unbinding some usb devic
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