Firstly posted in https://mail.openjdk.org/pipermail/hotspot-gc-dev/2025-January/050641.html :

```
Currently, the young generation in SerialGC can't be expanded now
and is always the initial young generation size. It is not a very big problem generally.
But in some situations, like JDK-8333386 [1], it will crash the VM (unnecessary OutOfMemoryError).
```