In message <201710091819.v99ij6ob009...@repo.freebsd.org>, Alan Cox writes:
> Author: alc
> Date: Mon Oct  9 18:19:06 2017
> New Revision: 324444
> URL: https://svnweb.freebsd.org/changeset/base/324444
> 
> Log:
>   The recent change to initialization of blists (r324420) relied on '-1'
>   appearing only where the code explicitly set it, but since much of the
>   data was not initialized, '-1' appeared other places too, and led to
>   panics.  Clear the allocated data before initializing nonzero values by
>   allocating with M_ZERO.
>   
>   Submitted by:       Doug Moore <do...@rice.edu>
>   Reported by:        Oleg V. Nauman <o...@theweb.org.ua>, cy
>   Tested by:  Oleg V. Nauman <o...@theweb.org.ua>
>   MFC after:  1 week
>   X-MFC with: r324420
>   Differential Revision:      https://reviews.freebsd.org/D12627

Thanks. This fixes the recurring panic on one of my machines.


-- 
Cheers,
Cy Schubert <cy.schub...@cschubert.com>
FreeBSD UNIX:  <c...@freebsd.org>   Web:  http://www.FreeBSD.org

        The need of the many outweighs the greed of the few.




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