Don't retrieve one from the thread context since it's just as easy to make one from scratch. Change-Id: I46a812df656a553cc0bd94f61a371b595412a9b3 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/45904 Maintainer: Gabe Black <gabe.black@gmail.com> Tested-by: kokoro <noreply+kokoro@google.com> Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu>