Public bug reported:
[ Impact ]
Questing generic kernel will fail to boot on some arm64 machines.
[ Fix ]
Cherry pick upstream commit c35dd838666d47d ("KVM: arm64: Guard
PMSCR_EL1 initialization with SPE presence check").
[ Test Plan ]
Compile and boot tested
[ Where problems could occur ]
This commit touches ARM_SPE, so tools utilizing this feature could show
undefined behavior.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Questing)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Questing)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/2129770
Title:
kernel crash on bootup for some arm64 machines
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