On Wed, Jul 17, 2019 at 02:32:27PM -0400, Daniel Jordan wrote: > > We'll crash when cpumask_next_wrap returns nr_cpumask_bits and later try to get > the corresponding per-cpu queue. The whole point of cpumask_next_wrap is to wrap around to the beginning when it hits nr_cpumask_bits. So it cannot return nr_cpumask_bits. Cheers, -- Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt