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Re: [sqlsmith] Crash on GUC serialization - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [sqlsmith] Crash on GUC serialization
Date
Msg-id 2655.1479576672@sss.pgh.pa.us
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In response to [sqlsmith] Crash on GUC serialization  (Andreas Seltenreich <seltenreich@gmx.de>)
Responses Re: [sqlsmith] Crash on GUC serialization  (Michael Paquier <michael.paquier@gmail.com>)
Re: [sqlsmith] Crash on GUC serialization  (Robert Haas <robertmhaas@gmail.com>)
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Andreas Seltenreich <seltenreich@gmx.de> writes:
> sqlsmith just made a GUC that tricks the serialization code into
> dereferencing a nullpointer.  Here's a recipe:

Thanks for the report!  Looks like the serialization code has overlooked
the fact that string-valued GUCs can be NULL.  Surprising we didn't
find that before ...
        regards, tom lane

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