sys:demos/fontreq: mungwall error when selecting "Videophreak Regular"

[mattrust]

• [ ] Describe the bug
  A clear and concise description of what the bug is.

• [ ] To Reproduce
  Steps to reproduce the behavior:

1. Run AROS with mungwall option
2. open a Shell and start sys:demos/fontreq
3. select the font "Videophreak Regular"

• [ ] Expected behaviour
  I expect no Mungwall error

• [ ] Screenshots
  

• [ ] Architecture
  

• linux (hosted)

Not yet tested:

• Amiga (including UAE, Vampire cards)

• pc (native)

• Raspberry Pi

• mingw

• darwin

• other:

• [ ] CPU
  

• x86_64

Not yet tested

• i386

• m68k

• arm

• ppc

• other:

• [ ] Version
  Provide the Git ID from AboutAROS (call menu Wanderer>AROS>About)

• [ ] Additional context
  *** Logged alert: Program failed Task : 0x0000000041108E50 - fontreq Error: 0x8100000C - Sanity check on memory list failed PC : 0x0000000041ACBD6D Module System:Libs/freetype2.library Segment 1 .text (0x0000000041AC92A0) Offset 0x0000000000002ACD Memory manager data: In AllocPooled, size 172 Corrupted MemChunk 0x0000000041c4bc10 (next 0x0000000000000000, size 0) MemHeader 0x0000000041c4b800 (0x0000000041c4b850 - 0x0000000041c4c800)

[mattrust]

same happens with sys:demos/rtfont

[mattrust]

Problem still exists on 2022-07-07

[mattrust]

I couldn't reproduce the error anymore.