Now, with verifier I get BSOD on boot indicating that the driver 3dxkmj.sys is the culprit.
Any Ideas, using the latest driver packageOn Thu 2021-07-29 17:04:33 your computer crashed or a problem was reported
crash dump file: C:\Windows\Minidump\072921-10015-01.dmp
This was probably caused by the following module: 3dxkmj.sys (0xFFFFF809082622AB)
Bugcheck code: 0xC4 (0x2000, 0xFFFFF809082622AB, 0x0, 0x484A4D4B)
file path: C:\Windows\system32\drivers\3dxkmj.sys
company: 3Dconnextion Inc.
description: KMJ Minidriver
Bug check description: This is the general bug check code for fatal errors found by Driver Verifier.
This appears to be a typical software driver bug and is not likely to be caused by a hardware problem.
A third party driver was identified as the probable root cause of this system error. It is suggested you look for an update for the following driver: 3dxkmj.sys (KMJ Minidriver, 3Dconnextion Inc.).
Google query: 3dxkmj.sys 3Dconnextion Inc. DRIVER_VERIFIER_DETECTED_VIOLATION
OS: Windows 10 Pro retail 21H1 19043.1110
MB: MSI Z390 ACE Bios 7b12v1B1, same with previous 7B12V1a
CPU: i9 9900KS @5 GHz
Memory: 4x Corsair DDR4-2132 8GB (2 x CMK16GX4M2K4000C19) @xmp 4 GHz
Graphics: Radeon XFX RX590 8GB GDDR5 @1580 MHz core, 2000MHz Memory
AMD Driver: Adrenalin 21.6.1
HBA: LSI SAS2 2008 Falcon
Sysdisc: Samsung SSD 980 PRO 1 TB M.2 NVMe