It's a long known problem with anything using 'real' threads and glibc malloc (to some extent, any malloc really). As an example and contrary to wozer's comment

It's a long known problem with anything using 'real' threads and glibc malloc (to some extent, any malloc really). As an example and contrary to wozer's comment, Java is affected by this: https://github.com/prestodb/presto/issues/8993 https://github.com/prestodb/presto/issues/8993