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Type: Bug
Resolution: Unresolved
Priority: Blocker
Fix Version/s: rhel-10.2
Affects Version/s: rhel-10.2
Component/s: qemu-kvm / Devices / CPU Models
Labels:
None

Regression:
No
Severity:
Moderate
sprint_count:
1

AssignedTeam:
rhel-virt-hwe-x86e

Dev Target Milestone:
8
Internal Target Milestone:
11
Story Points:
3
Blocked:
False
Ready:
False
Blocked Reason:

Hide

None

Show
None
Product Documentation Required:
None
Products:

Red Hat Enterprise Linux
Sprint:
Virt x86e - Sprint 1

Git Pull Request:
https://gitlab.com/redhat/centos-stream/src/qemu-kvm/-/merge_requests/411
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

blocks

RHEL-105828 Add new -rhel10.2.0 machine type to qemu-kvm [x86_64]

New

is cloned by

RHEL-120257 Backport fixes for PDCM and ARCH_CAPABILITIES migration incompatibility

Planning

Assignee:: Paolo Bonzini

Reporter:: Paolo Bonzini

Need Info From:: Paolo Bonzini

Votes:: 0 Vote for this issue

Watchers:: 4 Start watching this issue

Created:: 2025/10/09 11:45 AM

Updated:: 2025/10/10 2:18 PM

Dev Target end:: 2025/10/20

Target end:: 2025/11/10