compute81 apport ** Description changed:
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 issue using the following kernels: + Not seeing the issue using the following kernels: 5.15.99 from upstream linux-image-5.15.0-25-generic_5.15.0-25.25_amd64 ** Attachment added: "compute81-apport.txt" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2024500/+attachment/5681031/+files/compute81-apport.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: Incomplete 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 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
