0: kd> u fffff801`c22417c4
dxgmms1!VidSchiProcessCompletedQueuePacketInternal+0x14:
fffff801`c22417c4 488b6950 mov rbp,qword ptr [rcx+50h] <-- Exception here
fffff801`c22417c8 8b414c mov eax,dword ptr [rcx+4Ch]
fffff801`c22417cb 4533e4 xor r12d,r12d
fffff801`c22417ce 4c8b7560 mov r14,qword ptr [rbp+60h]
fffff801`c22417d2 488b5d68 mov rbx,qword ptr [rbp+68h]
fffff801`c22417d6 488bf9 mov rdi,rcx
fffff801`c22417d9 498b7610 mov rsi,qword ptr [r14+10h]
fffff801`c22417dd 48896c2478 mov qword ptr [rsp+78h],rbp