Probably, as other developers and setups using the our board worked fine (though they too had occasional, strange issues that might be the result of this), it was just my board that seem particularly bad; failing consistently after 2-6 packets (and w...

While I cant say for sure if this is your problem, I had a similar problem on a custom board using an STM32F04 and a custom CAN driver. When driving the CAN bus at high speed (in our case it was 1Mbps), the internal HSI48 oscillator seems to have too...