Wifi usb stick and cordless keyboard and mouse freeze system

[Alain Le Dilosquer]

Hello,
For kernels 4.4, using a usb wifi dongle (0bda:8178 Realtek Semiconductor Corp. RTL8192CU 802.11n WLAN Adapter) and a cordless mouse/keyboard (1d57:fa20 Xenta ) freeze the system.
With 4.8.0-36 kernel, all is fine.
With update 4.8.0-46, the system freeze.

lsb_release -rd
Description: Ubuntu 16.04.2 LTS
Release: 16.04
---
ApportVersion: 2.20.1-0ubuntu2.5
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: alain 1671 F.... pulseaudio
 /dev/snd/controlC0: alain 1671 F.... pulseaudio
CurrentDesktop: XFCE
DistroRelease: Ubuntu 16.04
HibernationDevice: RESUME=UUID=8185182f-9ef4-421b-afca-6589e86759dc
InstallationDate: Installed on 2017-04-09 (3 days ago)
InstallationMedia: Xubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215)
MachineType: Gigabyte Technology Co., Ltd. To be filled by O.E.M.
Package: linux (not installed)
ProcFB: 0 radeondrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.8.0-36-generic root=UUID=4d6d30b5-6ba4-4b58-b88f-62b2ea234e34 ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 4.8.0-36.36~16.04.1-generic 4.8.11
RelatedPackageVersions:
 linux-restricted-modules-4.8.0-36-generic N/A
 linux-backports-modules-4.8.0-36-generic N/A
 linux-firmware 1.157.8
RfKill:
 0: phy0: Wireless LAN
  Soft blocked: no
  Hard blocked: no
Tags: xenial
Uname: Linux 4.8.0-36-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm audio cdrom dip lpadmin netdev plugdev sambashare scanner sudo video
_MarkForUpload: True
dmi.bios.date: 01/19/2016
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: FC
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: F2A78M-HD2
dmi.board.vendor: Gigabyte Technology Co., Ltd.
dmi.board.version: x.x
dmi.chassis.asset.tag: To Be Filled By O.E.M.
dmi.chassis.type: 3
dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrFC:bd01/19/2016:svnGigabyteTechnologyCo.,Ltd.:pnTobefilledbyO.E.M.:pvrTobefilledbyO.E.M.:rvnGigabyteTechnologyCo.,Ltd.:rnF2A78M-HD2:rvrx.x:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvrToBeFilledByO.E.M.:
dmi.product.name: To be filled by O.E.M.
dmi.product.version: To be filled by O.E.M.
dmi.sys.vendor: Gigabyte Technology Co., Ltd.

[Ubuntu Foundations Team Bug Bot (crichton)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. It seems that your bug report is not filed about a specific source package though, rather it is just filed against Ubuntu in general. It is important that bug reports be filed about source packages so that people interested in the package can find the bugs about it. You can find some hints about determining what package your bug might be about at https://wiki.ubuntu.com/Bugs/FindRightPackage. You might also ask for help in the #ubuntu-bugs irc channel on Freenode.

To change the source package that this bug is filed about visit https://bugs.launchpad.net/ubuntu/+bug/1682230/+editstatus and add the package name in the text box next to the word Package.

[This is an automated message. I apologize if it reached you inappropriately; please just reply to this message indicating so.]

[Brad Figg (brad-figg)]

This bug is missing log files that will aid in diagnosing the problem. From a terminal window please run:

apport-collect 1682230

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

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[Alain Le Dilosquer (runtime45)]

Hey,
This complement is under the kernel that has no problem.
Should I try with the conflicting one ?
Sorry, this is the first time I report bugs.
Amicalement (french in the text !)

[Brad Figg (brad-figg)]

This change was made by a bot.

[Joseph Salisbury (jsalisbury)]

Would it be possible for you to test the latest upstream stable kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.4 stable kernel[0].

If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'.

If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'.

If you are unable to test the mainline kernel, for example it will not boot, please add the tag: 'kernel-unable-to-test-upstream'.
Once testing of the upstream kernel is complete, please mark this bug as "Confirmed".

Thanks in advance.

[0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.61

[Launchpad Janitor (janitor)]

[Expired for linux (Ubuntu) because there has been no activity for 60 days.]

[Alain Le Dilosquer (runtime45)]

Hello,
I am back to the far, far machine.
With the 4.8.0-58-generic #63~16.04.1-Ubuntu SMP, all is running fine.
Yours
Alain

[Alain Le Dilosquer (runtime45)]

With the 4.8.0-58-generic kernel (x86_64), no problem detected.