On Tue, Jun 19, 2018 at 03:22:47PM +0100, Sudeep Holla wrote: > Based on the logs from successful boots, I see it's CPUFreq that gets > probed after fan53555-reg. I also see that it warns about unlisted OPPs > in the successful boots. I guess, the undefined instruction could occur > if there's issue with CPU DVFS(under voltage or frequency that's not > supported). I don't have much knowledge on the platform, I am just > guessing on the possible cause here. Yeah, that was my guess - either an out of spec voltage/frequency was selected or the regulator isn't able to keep up with the voltage transition or a load spike and the power browns out.
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