When working on allocating a lot of small (~2MB) allocations, I noticed that doing a memset on 2MB + 1 byte allocations will fail instead of the malloc failing. For devices without enough GPU memory for certain applications, such as RTX 3070, this causes crashes of the program for situations requiri…

This may help narrow it down a bit more: Couldn’t reproduce the issue with driver 462.31 on Windows 10 Pro for Workstations using Quadro RTX 4000 and Quadro P2000.

Newer Drivers fail when allocating Memory Chunks of 2MB + 1 byte on multiple devices

Robert_Crovella July 7, 2021, 5:24pm 2

you may wish to file a bug

Newer Drivers fail when allocating Memory Chunks of 2MB + 1 byte on multiple devices