So it was a painful issue, caused by the rtnl_route_alloc_cache() call in... NetworkManager. Passing NL_AUTO_PROVIDE as a flag for the cache creation causes issues, switching that to no flags (0) fixes the issue.
So it was a painful issue, caused by the rtnl_route_ alloc_cache( ) call in... NetworkManager. Passing NL_AUTO_PROVIDE as a flag for the cache creation causes issues, switching that to no flags (0) fixes the issue.