On 14.01.21 20:40, Josh Poimboeuf wrote:
The Xen hypercall page is filled with zeros, causing objtool to fall through all the empty hypercall functions until it reaches a real function, resulting in a stack state mismatch.The build-time contents of the hypercall page don't matter, since it gets mapped to the hypervisor.
This sentence is technically wrong: the contents don't matter, as the page will be rewritten by the hypervisor. Juergen
OpenPGP_0xB0DE9DD628BF132F.asc
Description: application/pgp-keys
OpenPGP_signature
Description: OpenPGP digital signature
