I have this on numerous 4.13 and 4.14 kernels from synaptic (17.10 repos) and
ubuntu-mainline ppa.
IE today:
4.14.17-041417-generic #201802031230 SMP Sat Feb 3 17:31:50 UTC 2018 x86_64
x86_64 x86_64 GNU/Linux
This is on a 5th get lenovo x1 carbon using the built-in bluetooth and a
few different bt mice, IE HP and Verbatim.
The rfkill block/unblock commands above did nothing for me.
cpu is eating my battery and the only process is "kworker"
2615 root 20 0 0 0 0 R 85.3 0.0 6:02.78 kworker/0:2
3365 root 20 0 45376 3928 3260 R 0.3 0.0 0:00.04 top
1 root 20 0 220176 8432 6316 S 0.0 0.1 0:02.59 systemd
2 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kthreadd
4 root 0 -20 0 0 0 I 0.0 0.0 0:00.00
kworker/0:0H
6 root 0 -20 0 0 0 I 0.0 0.0 0:00.00
mm_percpu_wq
powertop says...
The battery reports a discharge rate of 18.6 W
The estimated remaining time is 2 hours, 26 minutes
Summary: 655.9 wakeups/second, 0.0 GPU ops/seconds, 0.0 VFS ops/sec and
5.6% CPU use
Usage Events/s Category Description
80.0% Device Display backlight
6.1 ms/s 256.3 Interrupt [9] acpi
23.8 ms/s 233.4 kWork acpi_os_execute_deferred
2.7 ms/s 67.4 Process /usr/lib/xorg/Xorg -core
:0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolis
1.0 ms/s 25.4 Process lxterminal
445.6 µs/s 13.9 Interrupt PS/2 Touchpad / Keyboard
/ Mouse
42.0 µs/s 13.5 Process [xfsaild/nvme0n1]
442.2 µs/s 12.2 Process lxpanel --profile Lubuntu
...
I have to reboot to clear it!
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https://bugs.launchpad.net/bugs/1729389
Title:
[Intel 8260/8265] Bluetooth peripherals work for a few seconds, then
don't react
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