[Bug 199035] BCM2046B1 and hid2hci generates highcpu usage due to udev since 4.14 kernel

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https://bugzilla.kernel.org/show_bug.cgi?id=199035

Eric Shattow (lucent@xxxxxxxxx) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |lucent@xxxxxxxxx

--- Comment #2 from Eric Shattow (lucent@xxxxxxxxx) ---
Bus 001 Device 009: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of
BCM2046 Bluetooth)
Bus 001 Device 004: ID 0a5c:0000 Broadcom Corp. 

Linux zontar 4.16.0-1-amd64 #1 SMP Debian 4.16.5-1 (2018-04-29) x86_64
GNU/Linux

May 09 15:59:00 hostname upowerd[14610]: unhandled action 'bind' on
/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.6/1-1.6.2/1-1.6.2:1.0
May 09 15:59:00 hostname upowerd[14610]: unhandled action 'unbind' on
/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.6/1-1.6.2/1-1.6.2:1.0
May 09 15:59:00 hostname upowerd[14610]: unhandled action 'bind' on
/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.6/1-1.6.2/1-1.6.2:1.0
May 09 15:59:00 hostname upowerd[14610]: unhandled action 'unbind' on
/sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.6/1-1.6.2/1-1.6.2:1.0
...repeating...

15632 root      20   0  233136 186656   2664 R  94.1%   4.7%  62:14.67
systemd-udevd                                                                   
16222 root      20   0   88252   2432   1888 R  35.3%   0.1%  25:21.87
systemd-udevd                                                                   

Looks like same problem affects this Dell Precision M6500 laptop.

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