WDK/DDK PoolMon is unscrollable (Windows Terminal has same issue)

[Squall-Leonhart]

Versions

ConEmu build: x64
OS version: Windows 11 22h2 x64
Used shell version PoolMon

Problem description

When using ConEmu to open Poolmon, only are visible in the current window size is rendered, expanding the window size reveals more lines.

This is not a problem with the classic ConHost, but does demonstrate the same issue under Windows Terminal

Steps to reproduce

1. Open PoolMon in ConEmu
2. Try to scroll vertically

Actual results

Scrollbar is short and doesn't scroll the buffer

Expected results

Should scroll the buffer like ConHost does

Additional files

ConEmu.zip