This bug is awaiting verification that the linux-azure/6.8.0-1016.18
kernel in -proposed solves the problem. Please test the kernel and
update this bug with the results. If the problem is solved, change the
tag 'verification-needed-noble-linux-azure' to 'verification-done-noble-
linux-azure'. If the problem still exists, change the tag 'verification-
needed-noble-linux-azure' to 'verification-failed-noble-linux-azure'.


If verification is not done by 5 working days from today, this fix will
be dropped from the source code, and this bug will be closed.


See https://wiki.ubuntu.com/Testing/EnableProposed for documentation how
to enable and use -proposed. Thank you!


** Tags added: kernel-spammed-noble-linux-azure-v2 
verification-needed-noble-linux-azure

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You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-azure in Ubuntu.
https://bugs.launchpad.net/bugs/2079841

Title:
  Revert fix for "Kernel fails to enable XSAVE when running in a “v5”
  AMD SEV-SNP VM"

Status in linux-azure package in Ubuntu:
  Fix Released
Status in linux-azure source package in Noble:
  Fix Committed
Status in linux-azure source package in Oracular:
  Fix Released

Bug description:
  SRU Justification

  [Impact]

  * LP #2069204 disabled CET Shadow Stack on SEV-SNP due to CPUID emulation bug 
not being fixed in VMs until October 2024.
  * This issue is now fixed, so the patch can be reverted.

  [Fix]

  * Revert "UBUNTU: SAUCE: x86/hyperv: temporarily disable CET SS on
  SEV-SNP due to a paravisor bug"

  [Test Plan]

  * Compile tested
  * Boot tested

  [Regression potential]

  * Reverting back to previous state, so regression very unlikely.
  * Changes isolated, minimal regression risk

  [Other info]

  * SF #00387447

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