apport information ** Attachment added: "CurrentDmesg.txt" https://bugs.launchpad.net/bugs/1950385/+attachment/5540334/+files/CurrentDmesg.txt
-- 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/1950385 Title: HP lt4120 Snapdragon X5 LTE USB modem not working since 5.10 kernel Status in linux package in Ubuntu: Confirmed Bug description: Focal Fossa 20.04.1 HP lt4120 Snapdragon X5 LTE USB modem stopped working from kernel 5.10.x. It is not seen by Network Manager. Everything worked with 5.8.x kernel. I can't use newer kernel if I want work over HP lt4120 Snapdragon X5 LTE modem. I can't test kernel 5.14 & 5.15 in 20.04 due to libc version not compatible with updated libc from Ubuntu 20.04. --- ProblemType: Bug ApportVersion: 2.20.11-0ubuntu27.21 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: mp 2798 F.... pulseaudio CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME DistroRelease: Ubuntu 20.04 InstallationDate: Installed on 2020-05-07 (554 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 004: ID 04f2:b51c Chicony Electronics Co., Ltd HP HD Camera Bus 001 Device 003: ID 8087:0025 Intel Corp. Bus 001 Device 002: ID 03f0:9d1d HP, Inc HP lt4120 Snapdragon X5 LTE Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: HP HP EliteBook 820 G3 Package: linux (not installed) ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.11.0-40-generic root=UUID=02d7c99f-6ec6-49fa-8577-3e6243dc7891 ro quiet splash resume=UUID=02d7c99f-6ec6-49fa-8577-3e6243dc7891 resume_offset=698368 vt.handoff=7 ProcVersionSignature: Ubuntu 5.11.0-40.44~20.04.2-generic 5.11.22 RelatedPackageVersions: linux-restricted-modules-5.11.0-40-generic N/A linux-backports-modules-5.11.0-40-generic N/A linux-firmware 1.187.20 Tags: focal Uname: Linux 5.11.0-40-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 04/20/2021 dmi.bios.release: 1.52 dmi.bios.vendor: HP dmi.bios.version: N75 Ver. 01.52 dmi.board.name: 807C dmi.board.vendor: HP dmi.board.version: KBC Version 85.79 dmi.chassis.asset.tag: 5CG60906BD dmi.chassis.type: 10 dmi.chassis.vendor: HP dmi.ec.firmware.release: 133.121 dmi.modalias: dmi:bvnHP:bvrN75Ver.01.52:bd04/20/2021:br1.52:efr133.121:svnHP:pnHPEliteBook820G3:pvr:skuL4Q17AV:rvnHP:rn807C:rvrKBCVersion85.79:cvnHP:ct10:cvr: dmi.product.family: 103C_5336AN G=N L=BUS B=HP S=ELI dmi.product.name: HP EliteBook 820 G3 dmi.product.sku: L4Q17AV dmi.sys.vendor: HP To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1950385/+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
