We can confirm that we see a large fraction of our 14.04 Trusty Xen PV instances exhibit a stack trace similar to the one referenced above in paravirt_enter_lazy_mmu, followed by a crash.
We can confirm that we see a large fraction of our 14.04 Trusty Xen PV instances exhibit a stack trace similar to the one referenced above in paravirt_ enter_lazy_ mmu, followed by a crash.