Comment 6 for bug 1492850

I not able to add a tag in launchpad !
Anyway kernel bug exists upstream with 4.2*
The bug has been tag as confirmed.

Stéphane Baly
+33 6 81 64 02 84
@stefbaly

Stéphane Baly
06 81 64 02 84
@stefbaly

2015-09-08 18:07 GMT+02:00 Joseph Salisbury <email address hidden>
:

> Did this issue start happening after an update/upgrade? Was there a
> prior kernel version where you were not having this particular problem?
>
> Would it be possible for you to test the latest upstream kernel? Refer
> to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
> v4.2 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'.
>
> 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/v4.2-unstable/
>
>
> ** Changed in: linux (Ubuntu)
> Importance: Undecided => Medium
>
> ** Changed in: linux (Ubuntu)
> Status: Confirmed => Incomplete
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1492850
>
> Title:
> Dell pro venue 11 - No wireless connections after sleep
>
> Status in linux package in Ubuntu:
> Incomplete
>
> Bug description:
> I try for a long time to set-up the wifi for my dell pro venue 11
> v7130 (wifi chipset Intel Corporation Wireless 7260). The wifi
> connection is perfect until the computer is suspend. After a suspend,
> even activating the wifi from network manager is impossible. After
> suspend even an exit doesn't reconnect to the wifi connection. It
> seems that the wifi chipset is off and it's impossible to wake up.
>
> Recently 15.04 has been update to 4.2 RC8. Nothing new !
>
> A file unload_modules has been created.
> /etc/pm/config.d with SUSPEND_MODULES="$SUSPEND_MODULES iwlwifi" without
> any effect.
>
> sudo service network-manager restart doesn't work too !
>
> Before suspend
>
> @utopie:~$ sudo lshw -C network
> *-network
> description: Interface réseau sans fil
> produit: Wireless 7260
> fabriquant: Intel Corporation
> identifiant matériel: 0
> information bus: pci@0000:01:00.0
> nom logique: wlan0
> version: 83
> numéro de série: 5c:51:4f:d9:2e:75
> bits: 64 bits
> horloge: 33MHz
> fonctionnalités: pm msi pciexpress bus_master cap_list ethernet physical
> wireless
> configuration: broadcast=yes driver=iwlwifi
> driverversion=4.2.0-040200rc8-generic firmware=25.30.13.0 ip=192.168.0.50
> latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
> ressources: irq:49 mémoire:f7d00000-f7d01fff
> *-network DÉSACTIVÉ
> description: Ethernet interface
> identifiant matériel: 1
> nom logique: wwan0
> numéro de série: 1e:51:e0:b8:e1:da
> fonctionnalités: ethernet physical
> configuration: broadcast=yes driver=cdc_mbim driverversion=22-Aug-2005
> firmware=CDC MBIM link=no multicast=yes
>
> After suspend (no more wifi chipset !).
> @utopie:~$ sudo lshw -C network
> *-network DÉSACTIVÉ
> description: Ethernet interface
> identifiant matériel: 1
> nom logique: wwan0
> numéro de série: 1e:51:e0:b8:e1:da
> fonctionnalités: ethernet physical
> configuration: broadcast=yes driver=cdc_mbim driverversion=22-Aug-2005
> firmware=CDC MBIM link=no multicast=yes
> ---
> ApportVersion: 2.17.2-0ubuntu1.4
> Architecture: amd64
> CurrentDesktop: Unity
> DistroRelease: Ubuntu 15.04
> InstallationDate: Installed on 2015-04-23 (136 days ago)
> InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
> Package: linux (not installed)
> Tags: vivid
> Uname: Linux 4.2.0-040200rc8-generic x86_64
> UnreportableReason: The running kernel is not an Ubuntu kernel
> UpgradeStatus: No upgrade log present (probably fresh install)
> UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
> _MarkForUpload: True
>
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>