In d3d9/8 volumetexture.c

if (hrc == D3D_OK && NULL != ppVolumeLevel) {
       IWineD3DVolumeTexture_GetParent(myVolume, (IUnknown **)ppVolumeLevel);
       IWineD3DVolumeTexture_Release(myVolume);
    }

Games are crashing. 

Commenting that out or do != to == let the game proceed.

Means:
if (hrc == D3D_OK && NULL == ppVolumeLevel) {
       IWineD3DVolumeTexture_GetParent(myVolume, (IUnknown **)ppVolumeLevel);
       IWineD3DVolumeTexture_Release(myVolume);
    }