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Date:      Fri, 1 May 2020 05:16:05 +0200
From:      Polytropon <>
To:        David Christensen <>
Subject:   Re: Strange =?UTF-8?Q?bea=E2=94=82hio?= in daily messsges
Message-ID:  <>
In-Reply-To: <>
References:  <> <>

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On Thu, 30 Apr 2020 12:22:03 -0700, David Christensen wrote:
> It appears signal 10 is a bus error:

No need to reference external GitHub resources - the local
documentation provided by the OS has the required information.
>From "man 3 signal":

     No    Name         Default Action       Description

     10    SIGBUS       create core image    bus error

And there's always /usr/include/sys/signal.h containing the
same information. :-)

> This page clarifies the meaning of "bus error":
> My guess would be the latter case -- unaligned memory access.  This 
> could be a coding bug (struct not laid out for 64-bit architecture?) or 
> a misconfigured compile (?).

Sometimes, defective RAM (or something related to RAM) also
leads to SIGBUS, but in most cases, that is more of a
"surprise error", rather than a "predictable error".

Magdeburg, Germany
Happy FreeBSD user since 4.0
Andra moi ennepe, Mousa, ...

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