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Type: Bug
Resolution: Unresolved
Priority: Blocker
Fix Version/s: rhel-9.8
Affects Version/s: rhel-9.8
Component/s: qemu-kvm / Devices / CPU Models
Labels:
None

Regression:
No
Severity:
None
sprint_count:
1

AssignedTeam:
rhel-virt-hwe-x86e

Dev Target Milestone:
10
Internal Target Milestone:
12
Story Points:
3
Blocked:
False
Ready:
False
Blocked Reason:

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None

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None
Product Documentation Required:
None
Products:

Red Hat Enterprise Linux
Sprint:
Virt x86e - Sprint 1

Git Pull Request:
https://gitlab.com/redhat/rhel/src/qemu-kvm/qemu-kvm/-/merge_requests/486
Preliminary Testing:
None
Test Coverage:
None

ProdDocsReview-CCS:
Unspecified
ProdDocsReview-Dev:
Unspecified
ProdDocsReview-QE:
Unspecified

Experience:

PX Impact Score:
SFDC Cases Counter:
SFDC Cases Open:
SFDC Cases Links:

Planning:
None

The following patches had bugs that broke migration compatibility:

e68ec298090 ("i386/cpu: Move adjustment of CPUID_EXT_PDCM before feature_dependencies[] check", 2025-06-20)

d3a24134e37 ("target/i386: do not expose ARCH_CAPABILITIES on AMD CPU", 2025-07-17)

Include the corresponding fixes:

target/i386: add compatibility property for arch_capabilities
target/i386: add compatibility property for pdcm feature

clones

RHEL-120253 Backport fixes for PDCM and ARCH_CAPABILITIES migration incompatibility

In Progress

Assignee:: Paolo Bonzini

Reporter:: Paolo Bonzini

Votes:: 0 Vote for this issue

Watchers:: 3 Start watching this issue

Created:: 2025/10/09 11:54 AM

Updated:: 2025/10/10 2:19 PM

Dev Target end:: 2025/10/31

Target end:: 2025/11/15