network module: 01:00.0 Network controller [0280]: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter
is this issue still there after cold boot ? -- 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/1769120 Title: [Dell Precision 5520] wifi is very unreliable to connect over b and g protocol Status in OEM Priority Project: New Status in linux package in Ubuntu: Confirmed Bug description: Dell Precision 5520 (CID 201610-25144) pre-installed (oem) image (16.04) [Description] When the wifi tries to connect SSID over b and g protocol, it is very hard to build connection successfully. The reproducing rate is 9/10. [Steps to Reproduce] 1. Update the system to use the last stack. 2. Reboot 3. Connect the bg wifi by network-manager applet [Expected Result] The network-manager builds the connection. [Actual Result] The network-manger could not connect to the target SSID. ------------------------------------------------------------- ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-123-generic 4.4.0-123.147 ProcVersionSignature: Ubuntu 4.4.0-123.147-generic 4.4.128 Uname: Linux 4.4.0-123-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.17 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 1972 F.... pulseaudio Date: Fri May 4 19:16:50 2018 DistributionChannelDescriptor: # This is a distribution channel descriptor # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-xenial-amd64-20160624-2 HibernationDevice: RESUME=UUID=395dc72d-da55-4d11-8875-2240537ead7f InstallationDate: Installed on 2018-05-04 (0 days ago) InstallationMedia: Ubuntu 16.04 "Xenial" - Build amd64 LIVE Binary 20160624-10:47 MachineType: Dell Inc. Precision 5520 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-123-generic.efi.signed root=UUID=f71a7ab1-fcc5-4873-839b-1b7955196b53 ro automatic-oem-config quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.4.0-123-generic N/A linux-backports-modules-4.4.0-123-generic N/A linux-firmware 1.157.18 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 06/08/2017 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.3.4 dmi.board.vendor: Dell Inc. dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr1.3.4:bd06/08/2017:svnDellInc.:pnPrecision5520:pvr:rvnDellInc.:rn:rvr:cvnDellInc.:ct10:cvr: dmi.product.name: Precision 5520 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/oem-priority/+bug/1769120/+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
