I'm running Kernel 5.15.0-28.29 from jammy-proposed now and the connection stability problems seem fixed for me, while one time on boot the UBSAN message is still emmitted.
-- 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/1968631 Title: regression in jammy kernel 5.15 for module ath9k Status in linux package in Ubuntu: Confirmed Bug description: wireless connection is unstable with kernel 5.15 in jammy release. the following line is in my log, ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x02000020 DMADBG_7=0x00006100 the bug appears to no longer be present in kernel 5.17.2 from the mainline kernel ppa. lsb_release -rd output: Description: Ubuntu Jammy Jellyfish (development branch) Release: 22.04 ProblemType: Bug DistroRelease: Ubuntu 22.04 Package: linux-image-5.15.0-25-generic 5.15.0-25.25 ProcVersionSignature: Ubuntu 5.15.0-25.25-generic 5.15.30 Uname: Linux 5.15.0-25-generic x86_64 ApportVersion: 2.20.11-0ubuntu80 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: david 1871 F.... pulseaudio /dev/snd/controlC1: david 1871 F.... pulseaudio CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Mon Apr 11 18:05:36 2022 InstallationDate: Installed on 2022-02-01 (69 days ago) InstallationMedia: Ubuntu 21.10 "Impish Indri" - Release amd64 (20211012) MachineType: ASUSTeK COMPUTER INC. X550LA ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.15.0-25-generic root=UUID=eb3fe525-e2d6-4de4-aa48-57ebb0fa0881 ro libata.noacpi=1 quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.15.0-25-generic N/A linux-backports-modules-5.15.0-25-generic N/A linux-firmware 20220329.git681281e4-0ubuntu1 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to jammy on 2022-04-09 (2 days ago) dmi.bios.date: 05/14/2014 dmi.bios.release: 4.6 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: X550LA.508 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: X550LA dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: ATN12345678901234567 dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrX550LA.508:bd05/14/2014:br4.6:svnASUSTeKCOMPUTERINC.:pnX550LA:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX550LA:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:skuASUS-NotebookSKU: dmi.product.family: X dmi.product.name: X550LA dmi.product.sku: ASUS-NotebookSKU dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1968631/+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
