Re: [PATCH v6 2/2] target/arm: kvm: Handle misconfigured dabt injection

2020-06-26 Thread Andrew Jones
On Thu, Jun 25, 2020 at 11:03:36PM +0100, Beata Michalska wrote: > Injecting external data abort through KVM might trigger > an issue on kernels that do not get updated to include the KVM fix. > For those and aarch32 guests, the injected abort gets misconfigured > to be an implementation defined ex

[PATCH v6 2/2] target/arm: kvm: Handle misconfigured dabt injection

2020-06-25 Thread Beata Michalska
Injecting external data abort through KVM might trigger an issue on kernels that do not get updated to include the KVM fix. For those and aarch32 guests, the injected abort gets misconfigured to be an implementation defined exception. This leads to the guest repeatedly re-running the faulting instr