Speculative Instruction Prefetch To Execute-Never (XN) Memory Can Cause Deadlock Or Data Integrity Issue (Cortex-A72)

Versal HBM Series Production Errata (EN334)

Document ID
EN334
Release Date
2024-02-01
Revision
1.0 English

AMD Answer 72836

A speculative instruction prefetch to addresses that are marked as execute-never (XN) memory can cause a deadlock or introduce data integrity errors in the system.

This is a third-party errata (Arm, Inc. 859971); this issue will not be fixed.