SYSTEM_SCAN_AT_RAISED_IRQL_CAUGHT_IMPROPER_DRIVER_UNLOAD (d4)
A driver unloaded without cancelling lookaside lists, DPCs, worker threads, etc.
The broken driver's name is displayed on the screen and saved in
KiBugCheckDriver.
When possible, the guilty driver's name (Unicode string) is printed on
the BugCheck screen and saved in KiBugCheckDriver.
An attempt was made to access the driver at raised IRQL after it unloaded.
If kernel debugger is available get stack backtrace.
Arguments:
Arg1: fffff80064fe0dd0, memory referenced
Arg2: 0000000000000002, IRQL
Arg3: 0000000000000001, value 0 = read operation, 1 = write operation
Arg4: fffff8004eee3daf, address which referenced memory