It hasn't happened since then but just did again:
On Sat 1/16/2021 3:31:32 PM your computer crashed or a problem was reported
crash dump file: C:\WINDOWS\Minidump\011621-59343-01.dmp
This was probably caused by the following module: mwac.sys (0xFFFFF8014CDE7929)
Bugcheck code: 0xD1 (0x8, 0x2, 0x0, 0xFFFFF8014CDE7929)
file path: C:\WINDOWS\system32\drivers\mwac.sys
product: Malwarebytes Web Protection
description: Malwarebytes Web Protection
Bug check description: This indicates that a kernel-mode driver attempted to access pageable memory at a process IRQL that was too high.
This bug check belongs to the crash dump test that you have performed with WhoCrashed or other software. It means that a crash dump file was properly written out.
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: mwac.sys (Malwarebytes Web Protection, Malwarebytes).
Google query: mwac.sys Malwarebytes DRIVER_IRQL_NOT_LESS_OR_EQUAL