APPLIED: [REGRESSION P/N][PATCH 0/1] Fix regression to PCI pass-through in QEMU/KVM

Stefan Bader stefan.bader at canonical.com
Tue Jul 22 15:38:02 UTC 2025


On 22.07.25 14:44, Stefan Bader wrote:
> BugLink: https://bugs.launchpad.net/bugs/2117494
> 
> [SRU Justification]
> 
> Impact: Reported regression to PCI pass-through in QEMU/KVM (https://lists.ubuntu.com/archives/kernel-team/2025-July/161565.html) which was caused by changes to fix suspend/resume on disks with BIOS password set (bug #2110090).
> 
> Fix: Upstream fix from 6.16-rc3 addressing the issue (see below)
> 
> Testcase: Requires to set up a VM with PCI pass-through.
> 
> Regression potential: Things related to PCI power management (devices not being initialized or not properly resuming after suspend).
> 
> Mario Limonciello (1):
>    PCI/PM: Set up runtime PM even for devices without PCI PM
> 
>   drivers/pci/pci.c | 5 +++--
>   1 file changed, 3 insertions(+), 2 deletions(-)
> 
Applied to plucky,noble:linux in s2025.06.16-3 (sob-fixed). Thanks.

-Stefan

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