[erlang-questions] Erlang initiated kernel panic on OSX

Marc Worrell <>
Mon Nov 26 22:13:36 CET 2012


With me that crash was reproducible when I killed the terminal where the beam.smp was running.
Guess a SIGHUP to beam.smp might be enough (didn't try it…)

- Marc

On 26 nov. 2012, at 21:28,  wrote:

> Back in March of 2010 it was reported that it was possible to initiate a kernel panic on OS X 10.6.2 with Erlang.
> 
> Does anyone know if there is a fix for this? This is still happening in OS X 10.8.2 with Erlang R15B02. I've had it happen on all three of my Macs when working in Emacs and killing an Erlang shell in a buffer in a non-clean way.
> 
> I know that the problem was reported to Apple but we know how that is.
> 
> Perhaps someone has some sort of patch that can be applied to Erlang that can stop it from exploiting this flaw?  
> 
> Thanks for your time,
> 
> 
> Briggs
> 
> 
> 
> 
> The original thread (http://erlang.org/pipermail/erlang-questions/2010-March/050112.html) stated:
> 
> 
> Greetings,
> 
> Using Snow Leopard 10.6.2 and Erlang R13B04 it's possible to cause a
> kernel panic using the following steps:
> 
> 1. Start new terminal window
> 2. erl +K true -s crypto
> 3. Cmd-W (close the terminal window without stopping erlang)
> 
> Alternatively, if you're running SL 10.6.2 and Erlang R13B03:
> 
> 1. Start new terminal window
> 2. erl +K true -s crypto
> 3. Cmd-Q (quit the terminal app without stopping erlang)
> 
> This appears to work with either 32 or 64 bit builds of Erlang.
> 
> 
> Thanks,
> 
> D.
> 
> 
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