One of the performance improvements added in MACC 8.0.0-HF3 was about solidification time (whitelist creation).
To achieve this, we started filtering those IPRs generated by our own service because of the file operation done, necessary to obtain all the information that is going to be stored in the inventory. This logic was causing the system crash under certain race conditions. The failure rate observed in production is about 10%.
For details, see the following documents:
KB90083 - Solidcore is causing a BSOD upon applying limited Enable on 8.0 HF3: