Re: [PATCH] sched/all: Change BUG_ON() instances to WARN_ON()

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On Thu, Aug 11, 2022 at 01:43:09PM -0700, Linus Torvalds wrote:
> May I suggest going one step further, and making these WARN_ON_ONCE() instead.
> 
> >From personal experience, once some scheduler bug (or task struct
> corruption) happens, ti often *keeps* happening, and the logs just
> fill up with more and more data, to the point where you lose sight of
> the original report (and the machine can even get unusable just from
> the logging).

I've been thinking about magically turning all the WARN_ON_ONCE() into
(effectively) WARN_ON_RATELIMIT().  I had some patches in that direction
a while ago but never got round to tidying them up for submission.



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