When the VM is run with `-XX:UseBranchProtection=pac-ret` on a supported CPU,
the upper bits of the saved link register contain a "pointer authentication
code" which must be checked and removed by a special instruction before a
function returns. The serviceability agent is unaware of this and s
On Fri, 20 May 2022 15:52:04 GMT, Nick Gasson wrote:
> When the VM is run with `-XX:UseBranchProtection=pac-ret` on a supported CPU,
> the upper bits of the saved link register contain a "pointer authentication
> code" which must be checked and removed by a special instruction before a
> funct
On Fri, 20 May 2022 15:52:04 GMT, Nick Gasson wrote:
> When the VM is run with `-XX:UseBranchProtection=pac-ret` on a supported CPU,
> the upper bits of the saved link register contain a "pointer authentication
> code" which must be checked and removed by a special instruction before a
> funct