Re: strange valgrind reports about wrapper_handler on 64-bit arm - Mailing list pgsql-hackers

From Nathan Bossart
Subject Re: strange valgrind reports about wrapper_handler on 64-bit arm
Date
Msg-id Z8sgkxMDlXVENIHb@nathan
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In response to Re: strange valgrind reports about wrapper_handler on 64-bit arm  (Andres Freund <andres@anarazel.de>)
Responses Re: strange valgrind reports about wrapper_handler on 64-bit arm
List pgsql-hackers
On Fri, Mar 07, 2025 at 11:32:28AM -0500, Andres Freund wrote:
> Is it possible that the signal number we're getting called for is above
> PG_NSIG? That'd explain why the source value is something fairly random?
> 
> ISTM that we should add an Assert() to wrapper_handler() that ensures that the
> signal arg is below PG_NSIG.

We have such an assertion in pqsignal() before we install wrapper_handler
for anything.  Is there another way it could be getting called with a
different signo?

-- 
nathan



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