Bug : MTVAL is not read-only zero

Created by: AyoubJalali

Hello, in the CV32A65X configuration the mtval is read-only zero (doesn't not raise an exception if we write into it), is means we only have the zero value in it, but Spike isn't aligned and store the instruction causes the exception into it, the bug appears in both solo and tandem mode.

TANDEM :

SOLO :