From owner-freebsd-stable@freebsd.org  Thu May 19 16:40:07 2016
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From: Erik <freebsd@erik.eu>
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Subject: Re: Failed to write core file (error 14)
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On 05/19/2016 06:29 PM, Dmitry Sivachenko wrote:
>
>
> gdb does not show stack:
>
> (gdb) bt
> #0  0x0000000800bffb9b in ?? ()
> Cannot access memory at address 0x7fffffffd588
>
> It started several months ago after OS update to fresh 10/stable (but I do not remember details: which version were before and from which version that started).
>
> Does anyone observe something similar?


This sounds like:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=204426
and
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=204764


This problem exists since 10.2.
10.1 is fine.

-Erik.