Tagging this bug as verification done. Boot testing has been successful.

** Tags removed: verification-needed-jammy verification-needed-kinetic
** Tags added: verification-done-jammy verification-done-kinetic

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https://bugs.launchpad.net/bugs/2023311

Title:
  Resolve synchronous exception on arm64

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Jammy:
  Fix Committed
Status in linux source package in Kinetic:
  Fix Committed

Bug description:
  SRU Justification

  [Impact]

  MSFT has requested the inclusion of commit
  e8dfdf3162eb549d064b8c10b1564f7e8ee82591 ('arm64: efi: Recover from
  synchronous exceptions occurring in firmware'). It looks generic
  enough to apply to the master kernel.

  Unlike x86, which has machinery to deal with page faults that occur
  during the execution of EFI runtime services, arm64 has nothing like
  that, and a synchronous exception raised by firmware code brings down
  the whole system.

  [Test Plan]

  This looks like a hard one to reproduce. Boot and regression testing
  should be sufficient.

  [Regression Potential]

  Firmware exceptions could still take down the system.

  [Other Info]

  SF: #00362062

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