compilation of CT test fails with:
ggsn_proxy_SUITE: function simple_pdp_context_request/1+71:
Internal consistency check failed - please report this bug.
Code version in question can be found at https://github.com/travelping/ergw in the otp/internal_consistency branch.
Reproducible with `rebar3 ct`
Erlang is Ubuntu Focals Erlang package 1:22.2.4+dfsg-1.
Also reproducible on travis-ci with OTP 22.2.5: https://travis-ci.com/travelping/ergw/jobs/283775611#L794