This was presumed fixed in the upstream bug report [1] and hasn't been a problem for a couple of years now. Closing this report.
[1] https://bugzilla.kernel.org/show_bug.cgi?id=102161 ** Bug watch added: Linux Kernel Bug Tracker #102161 https://bugzilla.kernel.org/show_bug.cgi?id=102161 ** Changed in: linux (Ubuntu) Status: Confirmed => Invalid -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1478754 Title: [Lenovo Thinkpad X1 Carbon 3rd Gen] Wireless disconnects using Intel 7265 [8086:095b] (rev 59) Status in linux package in Ubuntu: Invalid Bug description: Wireless disconnects from networks randomly - sometimes connections OK for days, other times for only a few minutes. Sometimes a wireless power off/on or system standby/resume re-establishes connection, but usually a reboot is required. Wireless hardware and symptoms similar to bug 1437913, but different laptop model. Log messages vary depending on the type of network being used. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: linux-image-3.19.0-23-generic 3.19.0-23.24 ProcVersionSignature: Ubuntu 3.19.0-23.24-generic 3.19.8-ckt2 Uname: Linux 3.19.0-23-generic x86_64 ApportVersion: 2.17.2-0ubuntu1.1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: cimes 1898 F.... pulseaudio /dev/snd/controlC0: cimes 1898 F.... pulseaudio /dev/snd/controlC1: cimes 1898 F.... pulseaudio CurrentDesktop: Unity Date: Mon Jul 27 21:17:20 2015 HibernationDevice: RESUME=UUID=3b6a30b4-016d-4ebd-ae99-2e6b978faadd InstallationDate: Installed on 2015-06-15 (42 days ago) InstallationMedia: Ubuntu 14.10 "Utopic Unicorn" - Release amd64 (20141022.1) MachineType: LENOVO 20BSCTO1WW ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-23-generic.efi.signed root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.19.0-23-generic N/A linux-backports-modules-3.19.0-23-generic N/A linux-firmware 1.143.2 SourcePackage: linux UpgradeStatus: Upgraded to vivid on 2015-06-19 (38 days ago) dmi.bios.date: 03/12/2015 dmi.bios.vendor: LENOVO dmi.bios.version: N14ET28W (1.06 ) dmi.board.asset.tag: Not Available dmi.board.name: 20BSCTO1WW dmi.board.vendor: LENOVO dmi.board.version: SDK0E50510 WIN dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.modalias: dmi:bvnLENOVO:bvrN14ET28W(1.06):bd03/12/2015:svnLENOVO:pn20BSCTO1WW:pvrThinkPadX1Carbon3rd:rvnLENOVO:rn20BSCTO1WW:rvrSDK0E50510WIN:cvnLENOVO:ct10:cvrNone: dmi.product.name: 20BSCTO1WW dmi.product.version: ThinkPad X1 Carbon 3rd dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1478754/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp