Public bug reported: [Impact] memory/memory_stress_ng test failed when swapping due to the ASPM issue with VMD device.
[Fix] Backport the Endlessos's patchset from https://lore.kernel.org (has been reviewed): Link: https://lore.kernel.org/linux- pci/20241001083438.10070-2-...@endlessos.org/ [PATCH v12 0/3] PCI: vmd: Enable PCI PM's L1 substates of remapped PCIe Root Port and NVMe [PATCH v12 1/3] PCI: vmd: Set PCI devices to D0 before enable PCI PM's L1 substates [PATCH v12 2/3] PCI/ASPM: Add notes about enabling PCI-PM L1SS to pci_enable_link_state(_locked) [PATCH v12 3/3] PCI/ASPM: Make pci_save_aspm_l1ss_state save both child and parent's L1SS configuration [Test Plan] 1. Boot up Ubuntu OS 2. $ checkbox-cli run com.canonical.certification::stress/store_and_change_oomd_config 3. $ checkbox-cli run com.canonical.certification::memory/memory_stress_ng [Where problems could occur] May cause ASPM regression. ** Affects: hwe-next Importance: Undecided Status: New ** Affects: linux (Ubuntu) Importance: Undecided Status: Invalid ** Affects: linux (Ubuntu Noble) Importance: Undecided Assignee: En-Wei Wu (rickywu) Status: In Progress ** Tags: oem-priority originate-from-2076860 somerville ** Also affects: linux (Ubuntu Noble) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Noble) Assignee: (unassigned) => En-Wei Wu (rickywu) ** Changed in: linux (Ubuntu Noble) Status: New => In Progress ** Changed in: linux (Ubuntu) Status: New => Invalid ** Tags added: oem-priority originate-from-2076860 somerville -- 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/2085092 Title: System hang when running memory/memory_stress_ng test Status in HWE Next: New Status in linux package in Ubuntu: Invalid Status in linux source package in Noble: In Progress Bug description: [Impact] memory/memory_stress_ng test failed when swapping due to the ASPM issue with VMD device. [Fix] Backport the Endlessos's patchset from https://lore.kernel.org (has been reviewed): Link: https://lore.kernel.org/linux- pci/20241001083438.10070-2-...@endlessos.org/ [PATCH v12 0/3] PCI: vmd: Enable PCI PM's L1 substates of remapped PCIe Root Port and NVMe [PATCH v12 1/3] PCI: vmd: Set PCI devices to D0 before enable PCI PM's L1 substates [PATCH v12 2/3] PCI/ASPM: Add notes about enabling PCI-PM L1SS to pci_enable_link_state(_locked) [PATCH v12 3/3] PCI/ASPM: Make pci_save_aspm_l1ss_state save both child and parent's L1SS configuration [Test Plan] 1. Boot up Ubuntu OS 2. $ checkbox-cli run com.canonical.certification::stress/store_and_change_oomd_config 3. $ checkbox-cli run com.canonical.certification::memory/memory_stress_ng [Where problems could occur] May cause ASPM regression. To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/2085092/+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
