apport information ** Attachment added: "UdevDb.txt" https://bugs.launchpad.net/bugs/2024500/+attachment/5681056/+files/UdevDb.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/2024500 Title: KVM: after upgrading the kernel to 5.15.0-75, VM hangs after migration. Status in linux package in Ubuntu: Confirmed Bug description: I have weird situation when I am live migrating a VM between two nodes, the VM hangs after migrating from EPYC3(Milan) to EPYC1(Naples) nodes. First node: CPU(s) AMD EPYC 7713 64-Core Processor (2 Sockets) Linux compute81 5.15.0-75-generic #82~20.04.1-Ubuntu SMP Wed Jun 7 19:37:37 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux Second node: CPU(s) AMD EPYC 7401 24-Core Processor (2 Sockets) Linux compute37 5.15.0-75-generic #82~20.04.1-Ubuntu SMP Wed Jun 7 19:37:37 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux When I am migrating from second type node to first type - everything works. When I am migrating from first type to second type - VM freezes No issues using the following kernels: 5.15.99 from upstream linux-image-5.15.0-25-generic_5.15.0-25.25_amd64 --- ProblemType: Bug AlsaDevices: total 0 crw-rw---- 1 root audio 116, 1 Jun 20 21:15 seq crw-rw---- 1 root audio 116, 33 Jun 20 21:15 timer AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.20.11-0ubuntu27.27 Architecture: amd64 ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord' AudioDevicesInUse: Error: [Errno 2] No such file or directory: 'fuser' CasperMD5CheckResult: skip DistroRelease: Ubuntu 20.04 IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig' MachineType: Supermicro AS -2124BT-HNTR Package: linux (not installed) PciMultimedia: ProcEnviron: TERM=screen-256color PATH=(custom, no user) LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 astdrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.15.0-75-generic root=UUID=178395aa-ca05-47a1-9f4a-0696787bb100 ro rootflags=subvol=@ console=tty1 console=ttyS1,115200n8 ProcVersionSignature: Ubuntu 5.15.0-75.82~20.04.1-generic 5.15.99 RelatedPackageVersions: linux-restricted-modules-5.15.0-75-generic N/A linux-backports-modules-5.15.0-75-generic N/A linux-firmware 1.187.39 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' Tags: focal Uname: Linux 5.15.0-75-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: N/A _MarkForUpload: True dmi.bios.date: 09/23/2022 dmi.bios.release: 5.22 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2.5 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: H12DST-B dmi.board.vendor: Supermicro dmi.board.version: 1.00A dmi.chassis.asset.tag: To be filled by O.E.M. dmi.chassis.type: 1 dmi.chassis.vendor: Supermicro dmi.chassis.version: 0123456789 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2.5:bd09/23/2022:br5.22:svnSupermicro:pnAS-2124BT-HNTR:pvr0123456789:rvnSupermicro:rnH12DST-B:rvr1.00A:cvnSupermicro:ct1:cvr0123456789:skuTobefilledbyO.E.M.: dmi.product.family: To be filled by O.E.M. dmi.product.name: AS -2124BT-HNTR dmi.product.sku: To be filled by O.E.M. dmi.product.version: 0123456789 dmi.sys.vendor: Supermicro To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2024500/+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
