PAGE_FAULT_IN_NONPAGED_AREA (50)
Invalid system memory was referenced. This cannot be protected by try-except.
Typically the address is just plain bad or it is pointing at freed memory.
Arguments:
Arg1: ffffffffffffffc7, memory referenced.
Arg2: 0000000000000002, value 0 = read operation, 1 = write operation.
Arg3: fffff806398a9b7b, If non-zero, the instruction address which referenced the bad memory
address.
Arg4: 0000000000000002, (reserved)
6: kd> !pte ffffffffffffffc7
VA ffffffffffffffc7
PXE at FFFFAAD56AB55FF8 PPE at FFFFAAD56ABFFFF8 PDE at FFFFAAD57FFFFFF8 PTE at FFFFAAFFFFFFFFF8
contains 0000000006467063 contains 0000000006468063 contains 000000000506A063 contains 0000FFFFFFFFF000
pfn 6467 ---DA--KWEV pfn 6468 ---DA--KWEV pfn 506a ---DA--KWEV not valid
Page has been freed