libcap v1.2.49 adds Prctlw wrappers that are annotated with "go:uintptrescapes". Unfortunately the annotation is misspelled as "unintptrescapes".
Thanks! Fixed via https://git.kernel.org/pub/scm/libs/libcap/libcap.git/commit/?id=f38c190ceb6d3f0609b6cb4c295b9879eb599b21