Adding a linux task. It seems quite clear that in the short term we need to re-enable the udev userspace helper, but this eventually needs to be fixed in the kernel properly.
** Description changed: Using current vivid, when using udev 217 wlan0 is missing, it's there and working fine when downgrading to 215 + + After manually enabling the card, kernel shows + + Dec 2 11:37:08 localhost kernel: [ 127.133185] iwlwifi 0000:02:00.0: + loaded firmware version 9.221.4.1 build 25532 op_mode iwldvm ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: udev 217-2ubuntu1 ProcVersionSignature: Ubuntu 3.16.0-26.34-generic 3.16.7-ckt1 Uname: Linux 3.16.0-26-generic i686 ApportVersion: 2.14.7-0ubuntu10 Architecture: i386 CurrentDesktop: Unity CustomUdevRuleFiles: 80-net-name-slot.rules 81-canonij_prn.rules Date: Tue Dec 2 17:39:08 2014 EcryptfsInUse: Yes InstallationDate: Installed on 2010-10-09 (1515 days ago) InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007) MachineType: Dell Inc. Latitude E6410 PccardctlIdent: - Socket 0: - no product info available + Socket 0: + no product info available PccardctlStatus: - Socket 0: - no card + Socket 0: + no card ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-26-generic root=UUID=555ebc11-d747-44d3-af56-5e7d17851ce3 ro quiet splash init=/bin/systemd vt.handoff=7 SourcePackage: systemd SystemImageInfo: - current build number: 0 - device name: - channel: daily - last update: Unknown + current build number: 0 + device name: + channel: daily + last update: Unknown UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/21/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: A14 dmi.board.name: 0HNGW4 dmi.board.vendor: Dell Inc. dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA14:bd04/21/2013:svnDellInc.:pnLatitudeE6410:pvr0001:rvnDellInc.:rn0HNGW4:rvr:cvnDellInc.:ct9:cvr: dmi.product.name: Latitude E6410 dmi.product.version: 0001 dmi.sys.vendor: Dell Inc. ** Description changed: Using current vivid, when using udev 217 wlan0 is missing, it's there and working fine when downgrading to 215 + + Right after boot, kernel shows + + [ 6.586593] iwlwifi 0000:02:00.0: Direct firmware load failed with error -2 + [ 6.586598] iwlwifi 0000:02:00.0: Falling back to user helper After manually enabling the card, kernel shows Dec 2 11:37:08 localhost kernel: [ 127.133185] iwlwifi 0000:02:00.0: loaded firmware version 9.221.4.1 build 25532 op_mode iwldvm ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: udev 217-2ubuntu1 ProcVersionSignature: Ubuntu 3.16.0-26.34-generic 3.16.7-ckt1 Uname: Linux 3.16.0-26-generic i686 ApportVersion: 2.14.7-0ubuntu10 Architecture: i386 CurrentDesktop: Unity CustomUdevRuleFiles: 80-net-name-slot.rules 81-canonij_prn.rules Date: Tue Dec 2 17:39:08 2014 EcryptfsInUse: Yes InstallationDate: Installed on 2010-10-09 (1515 days ago) InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007) MachineType: Dell Inc. Latitude E6410 PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-26-generic root=UUID=555ebc11-d747-44d3-af56-5e7d17851ce3 ro quiet splash init=/bin/systemd vt.handoff=7 SourcePackage: systemd SystemImageInfo: current build number: 0 device name: channel: daily last update: Unknown UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/21/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: A14 dmi.board.name: 0HNGW4 dmi.board.vendor: Dell Inc. dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA14:bd04/21/2013:svnDellInc.:pnLatitudeE6410:pvr0001:rvnDellInc.:rn0HNGW4:rvr:cvnDellInc.:ct9:cvr: dmi.product.name: Latitude E6410 dmi.product.version: 0001 dmi.sys.vendor: Dell Inc. -- 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/1398458 Title: kernel fails to load iwlwifi firmware Status in linux package in Ubuntu: New Status in systemd package in Ubuntu: New Status in openSUSE: Unknown Bug description: Using current vivid, when using udev 217 wlan0 is missing, it's there and working fine when downgrading to 215 Right after boot, kernel shows [ 6.586593] iwlwifi 0000:02:00.0: Direct firmware load failed with error -2 [ 6.586598] iwlwifi 0000:02:00.0: Falling back to user helper After manually enabling the card, kernel shows Dec 2 11:37:08 localhost kernel: [ 127.133185] iwlwifi 0000:02:00.0: loaded firmware version 9.221.4.1 build 25532 op_mode iwldvm ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: udev 217-2ubuntu1 ProcVersionSignature: Ubuntu 3.16.0-26.34-generic 3.16.7-ckt1 Uname: Linux 3.16.0-26-generic i686 ApportVersion: 2.14.7-0ubuntu10 Architecture: i386 CurrentDesktop: Unity CustomUdevRuleFiles: 80-net-name-slot.rules 81-canonij_prn.rules Date: Tue Dec 2 17:39:08 2014 EcryptfsInUse: Yes InstallationDate: Installed on 2010-10-09 (1515 days ago) InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007) MachineType: Dell Inc. Latitude E6410 PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-26-generic root=UUID=555ebc11-d747-44d3-af56-5e7d17851ce3 ro quiet splash init=/bin/systemd vt.handoff=7 SourcePackage: systemd SystemImageInfo: current build number: 0 device name: channel: daily last update: Unknown UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/21/2013 dmi.bios.vendor: Dell Inc. dmi.bios.version: A14 dmi.board.name: 0HNGW4 dmi.board.vendor: Dell Inc. dmi.chassis.type: 9 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA14:bd04/21/2013:svnDellInc.:pnLatitudeE6410:pvr0001:rvnDellInc.:rn0HNGW4:rvr:cvnDellInc.:ct9:cvr: dmi.product.name: Latitude E6410 dmi.product.version: 0001 dmi.sys.vendor: Dell Inc. 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