Kai Zhang, thank you for your comment. So your hardware and problem may be tracked, could you please file a new report with Ubuntu by executing the following in a terminal while booted into the default Ubuntu kernel (not a mainline one) via: ubuntu-bug linux
For more on this, please read the official Ubuntu documentation: Ubuntu Bug Control and Ubuntu Bug Squad: https://wiki.ubuntu.com/Bugs/BestPractices#X.2BAC8-Reporting.Focus_on_One_Issue Ubuntu Kernel Team: https://wiki.ubuntu.com/KernelTeam/KernelTeamBugPolicies#Filing_Kernel_Bug_reports Ubuntu Community: https://help.ubuntu.com/community/ReportingBugs#Bug_reporting_etiquette When opening up the new report, please feel free to subscribe me to it. Thank you for your understanding. Helpful bug reporting tips: https://wiki.ubuntu.com/ReportingBugs ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1264384 Title: 8086:08b2 [Lenovo ThinkPad S3-S440] Wireless Intel 7260 (rev. 73) unstable Status in “linux” package in Ubuntu: Incomplete Bug description: wireless card is not working properly in linux. card is crashing with firmware installed by 13.10 Ubuntu. after firmware upgrade to 22.1.7.0 (iwlwifi) it's much better and problems occurs only when: a) too much AP's around me (in office) b) >5 meter away from home AP (signal strength is low, in Win8 works perfectly) wifi reconnects again every minute or two. interesting info: when the network usage is higer (video streaming), wifi is reconnecting only every 5 minutes. ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: linux-image-3.11.0-14-generic 3.11.0-14.21 ProcVersionSignature: Ubuntu 3.11.0-14.21-generic 3.11.7 Uname: Linux 3.11.0-14-generic x86_64 ApportVersion: 2.12.5-0ubuntu2.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: rfordinal 2263 F.... pulseaudio /dev/snd/controlC1: rfordinal 2263 F.... pulseaudio /dev/snd/pcmC1D0p: rfordinal 2263 F...m pulseaudio Date: Thu Dec 26 23:23:28 2013 HibernationDevice: RESUME=UUID=cd7a987c-48a7-4468-b012-cdea8c4517bf InstallationDate: Installed on 2013-12-14 (11 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1) MachineType: LENOVO 20AY001CMC MarkForUpload: True ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-14-generic.efi.signed root=UUID=8518884a-a433-4aa3-8bc3-7477dda998e1 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.11.0-14-generic N/A linux-backports-modules-3.11.0-14-generic N/A linux-firmware 1.116 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/23/2013 dmi.bios.vendor: LENOVO dmi.bios.version: J3ET32WW (1.09 ) dmi.board.asset.tag: Not Available dmi.board.name: 20AY001CMC dmi.board.vendor: LENOVO dmi.board.version: Win8 STD DPK TPG dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvrJ3ET32WW(1.09):bd07/23/2013:svnLENOVO:pn20AY001CMC:pvrThinkPadS3-S440:rvnLENOVO:rn20AY001CMC:rvrWin8STDDPKTPG:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 20AY001CMC dmi.product.version: ThinkPad S3-S440 dmi.sys.vendor: LENOVO --- ApportVersion: 2.12.7-0ubuntu3 Architecture: amd64 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC1', '/dev/snd/hwC1D0', '/dev/snd/pcmC1D0c', '/dev/snd/pcmC1D0p', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D3p', '/dev/snd/pcmC0D7p', '/dev/snd/pcmC0D8p', '/dev/snd/controlC4', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CasperVersion: 1.336ubuntu1 CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 LiveMediaBuild: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64 (20131231) MachineType: LENOVO 20AY001CMC MarkForUpload: True Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/casper/vmlinuz.efi file=/cdrom/preseed/username.seed boot=casper quiet splash -- ProcVersionSignature: Ubuntu 3.12.0-7.15-generic 3.12.4 RelatedPackageVersions: linux-restricted-modules-3.12.0-7-generic N/A linux-backports-modules-3.12.0-7-generic N/A linux-firmware 1.117 Tags: trusty Uname: Linux 3.12.0-7-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo dmi.bios.date: 07/23/2013 dmi.bios.vendor: LENOVO dmi.bios.version: J3ET32WW (1.09 ) dmi.board.asset.tag: Not Available dmi.board.name: 20AY001CMC dmi.board.vendor: LENOVO dmi.board.version: Win8 STD DPK TPG dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvrJ3ET32WW(1.09):bd07/23/2013:svnLENOVO:pn20AY001CMC:pvrThinkPadS3-S440:rvnLENOVO:rn20AY001CMC:rvrWin8STDDPKTPG:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 20AY001CMC dmi.product.version: ThinkPad S3-S440 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1264384/+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
