[Toshiba Satellite S55-A579] Wifi disconnects randomly under ubuntu 17.10

Bug #1757561 reported by Mijail Febres Soria
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Invalid
Medium
Unassigned

Bug Description

Wifi connection on my Laptop Toshiba S55-A579 with UBUNTU 17.10 gets disconnected at random intervals. I noticed this behavior 2 months ago and still no solution available. It disconnects at home and even at public places. Sometimes, when the disconnection happens, the icon of wifi at the top bar transform into a grey box. The controller is:

03:00.0 Network controller: Qualcomm Atheros QCA9565 / AR9565 Wireless Network Adapter (rev 01)

Setting wifi.scan-rand-mac-address=no, disconnecting the energy saver feature, and installing firmware firmware-ath9k-htc_1.4.0-81-gf206e56+dfsg-2_all, doesn't help at all.

---
ApportVersion: 2.20.7-0ubuntu3.7
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: mijail 2516 F.... pulseaudio
 /dev/snd/controlC0: mijail 2516 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
DistroRelease: Ubuntu 17.10
HibernationDevice: RESUME=UUID=e32f2e63-8a73-4f97-b24b-9a924d0a6971
IfupdownConfig:
 # interfaces(5) file used by ifup(8) and ifdown(8)
 auto lo
 iface lo inet loopback
InstallationDate: Installed on 2017-11-18 (124 days ago)
InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018)
IpRoute:
 default via 192.168.1.254 dev wlp3s0 proto static metric 600
 169.254.0.0/16 dev wlp3s0 scope link metric 1000
 192.168.1.0/24 dev wlp3s0 proto kernel scope link src 192.168.1.22 metric 600
MachineType: TOSHIBA Satellite S55-A
NetworkManager.state:
 [main]
 NetworkingEnabled=true
 WirelessEnabled=true
 WWANEnabled=true
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
Package: network-manager 1.8.4-1ubuntu3
PackageArchitecture: amd64
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.13.0-37-generic root=UUID=e42cf0fe-179e-46be-947b-27a5a1e4da66 ro quiet splash vt.handoff=7
ProcVersionSignature: Ubuntu 4.13.0-37.42-generic 4.13.13
RelatedPackageVersions:
 linux-restricted-modules-4.13.0-37-generic N/A
 linux-backports-modules-4.13.0-37-generic N/A
 linux-firmware 1.169.3
Tags: artful third-party-packages
Uname: Linux 4.13.0-37-generic x86_64
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 09/19/2014
dmi.bios.vendor: TOSHIBA
dmi.bios.version: 1.90
dmi.board.asset.tag: ATN12345678901234567
dmi.board.name: VG10S
dmi.board.vendor: TOSHIBA
dmi.board.version: To be filled by O.E.M.
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: TOSHIBA
dmi.chassis.version: To Be Filled By O.E.M.
dmi.modalias: dmi:bvnTOSHIBA:bvr1.90:bd09/19/2014:svnTOSHIBA:pnSatelliteS55-A:pvrPSKK6U-00X00C:rvnTOSHIBA:rnVG10S:rvrTobefilledbyO.E.M.:cvnTOSHIBA:ct10:cvrToBeFilledByO.E.M.:
dmi.product.family: PEGA Family
dmi.product.name: Satellite S55-A
dmi.product.version: PSKK6U-00X00C
dmi.sys.vendor: TOSHIBA
modified.conffile..etc.NetworkManager.conf.d.default-wifi-powersave-on.conf:
 [connection]
 wifi.powersave = 0
mtime.conffile..etc.NetworkManager.conf.d.default-wifi-powersave-on.conf: 2018-03-21T22:57:47.465761
nmcli-dev:
 DEVICE TYPE STATE DBUS-PATH CONNECTION CON-UUID CON-PATH
 wlp3s0 wifi connected /org/freedesktop/NetworkManager/Devices/3 Bbox_Amandine 806153c3-7543-49de-838c-9261d9f3f730 /org/freedesktop/NetworkManager/ActiveConnection/40
 enp4s0 ethernet unavailable /org/freedesktop/NetworkManager/Devices/2 -- -- --
 lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/1 -- -- --
nmcli-nm:
 RUNNING VERSION STATE STARTUP CONNECTIVITY NETWORKING WIFI-HW WIFI WWAN-HW WWAN
 running 1.8.4 connected started full enabled enabled enabled enabled enabled

Revision history for this message
Ubuntu Kernel Bot (ubuntu-kernel-bot) wrote : Missing required logs.

This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:

apport-collect 1757561

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.

Changed in linux (Ubuntu):
status: New → Incomplete
Revision history for this message
Mijail Febres Soria (mijaplex) wrote : AlsaInfo.txt

apport information

tags: added: apport-collected
description: updated
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Mijail Febres Soria (mijaplex) wrote : CRDA.txt

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Mijail Febres Soria (mijaplex) wrote : CurrentDmesg.txt

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Mijail Febres Soria (mijaplex) wrote : Dependencies.txt

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Mijail Febres Soria (mijaplex) wrote : IpAddr.txt

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Mijail Febres Soria (mijaplex) wrote : IwConfig.txt

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Mijail Febres Soria (mijaplex) wrote : JournalErrors.txt

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Mijail Febres Soria (mijaplex) wrote : Lspci.txt

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Mijail Febres Soria (mijaplex) wrote : Lsusb.txt

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Mijail Febres Soria (mijaplex) wrote : NetDevice.enp4s0.txt

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Mijail Febres Soria (mijaplex) wrote : NetDevice.lo.txt

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Mijail Febres Soria (mijaplex) wrote : NetDevice.wlp3s0.txt

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Mijail Febres Soria (mijaplex) wrote : NetworkManager.conf.txt

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Mijail Febres Soria (mijaplex) wrote : PciNetwork.txt

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Mijail Febres Soria (mijaplex) wrote : ProcCpuinfoMinimal.txt

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Mijail Febres Soria (mijaplex) wrote : ProcEnviron.txt

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Mijail Febres Soria (mijaplex) wrote : ProcInterrupts.txt

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Mijail Febres Soria (mijaplex) wrote : ProcModules.txt

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Mijail Febres Soria (mijaplex) wrote : PulseList.txt

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Mijail Febres Soria (mijaplex) wrote : RfKill.txt

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Mijail Febres Soria (mijaplex) wrote : UdevDb.txt

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Mijail Febres Soria (mijaplex) wrote : WifiSyslog.txt

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Mijail Febres Soria (mijaplex) wrote : nmcli-con.txt

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Changed in linux (Ubuntu):
status: Incomplete → Confirmed
Revision history for this message
Mijail Febres Soria (mijaplex) wrote : AlsaInfo.txt

apport information

description: updated
Revision history for this message
Mijail Febres Soria (mijaplex) wrote : CRDA.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : CurrentDmesg.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : Dependencies.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : IpAddr.txt

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Mijail Febres Soria (mijaplex) wrote : IwConfig.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : JournalErrors.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : Lspci.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : Lsusb.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : NetDevice.enp4s0.txt

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Mijail Febres Soria (mijaplex) wrote : NetDevice.lo.txt

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Revision history for this message
Mijail Febres Soria (mijaplex) wrote : NetDevice.wlp3s0.txt

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Mijail Febres Soria (mijaplex) wrote : NetworkManager.conf.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : PciNetwork.txt

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Mijail Febres Soria (mijaplex) wrote : ProcCpuinfoMinimal.txt

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description: updated
description: updated
60 comments hidden view all 140 comments
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Mijail Febres Soria (mijaplex) wrote : JournalErrors.txt

apport information

description: updated
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Mijail Febres Soria (mijaplex) wrote : Lspci.txt

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Mijail Febres Soria (mijaplex) wrote : Lsusb.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : NetDevice.enp4s0.txt

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Mijail Febres Soria (mijaplex) wrote : NetDevice.lo.txt

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Mijail Febres Soria (mijaplex) wrote : NetDevice.wlp3s0.txt

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Mijail Febres Soria (mijaplex) wrote : NetworkManager.conf.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : PciNetwork.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcCpuinfoMinimal.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcEnviron.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcInterrupts.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcModules.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : PulseList.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : RfKill.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : AlsaInfo.txt

apport information

description: updated
Revision history for this message
Mijail Febres Soria (mijaplex) wrote : CRDA.txt

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Revision history for this message
Mijail Febres Soria (mijaplex) wrote : CurrentDmesg.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : Dependencies.txt

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Mijail Febres Soria (mijaplex) wrote : IpAddr.txt

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Mijail Febres Soria (mijaplex) wrote : IwConfig.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : JournalErrors.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : Lspci.txt

apport information

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Mijail Febres Soria (mijaplex) wrote : Lsusb.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : NetDevice.enp4s0.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : NetDevice.lo.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : NetDevice.wlp3s0.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : NetworkManager.conf.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : PciNetwork.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcCpuinfoMinimal.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcEnviron.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcInterrupts.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : ProcModules.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : PulseList.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : RfKill.txt

apport information

Revision history for this message
Mijail Febres Soria (mijaplex) wrote : UdevDb.txt

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Mijail Febres Soria (mijaplex) wrote : WifiSyslog.txt

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Mijail Febres Soria (mijaplex) wrote : nmcli-con.txt

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penalvch (penalvch) wrote : Re: Wifi disconnects randomly under ubuntu 17.10

Mijail Febres Soria, to see if this is already resolved in Ubuntu, could you please test http://cdimage.ubuntu.com/daily-live/current/ and advise to the results?

no longer affects: network-manager (Ubuntu)
Changed in linux (Ubuntu):
importance: Undecided → Medium
status: Confirmed → Incomplete
penalvch (penalvch)
description: updated
tags: added: latest-bios-1.90 needs-bisect regression-update
summary: - Wifi disconnects randomly under ubuntu 17.10
+ [Toshiba Satellite S55-A579] Wifi disconnects randomly under ubuntu
+ 17.10
Revision history for this message
Mijail Febres Soria (mijaplex) wrote :

Finally I installed Ubuntu 18.04 from scratch. It solved all networking issues

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penalvch (penalvch) wrote :

Mijail Febres Soria, this bug report is being closed due to your last comment https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1757561/comments/139 regarding this being fixed with an update. For future reference you can manage the status of your own bugs by clicking on the current status in the yellow line and then choosing a new status in the revealed drop down box. You can learn more about bug statuses at https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time to report this bug and helping to make Ubuntu better. Please submit any future bugs you may find.

Changed in linux (Ubuntu):
status: Incomplete → Invalid
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