Re: plperl sigfpe reset can crash the server
Tom Lane <tgl@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@2ndquadrant.com>
Cc: pgsql-hackers@postgresql.org, Andrew Dunstan <andrew@dunslane.net>, Hannu Krosing <hannu@2ndquadrant.com>
Date: 2012-08-24T14:53:36Z
Lists: pgsql-hackers
Andres Freund <andres@2ndquadrant.com> writes: > ./pod/perl581delta.pod: > At startup Perl blocks the SIGFPE signal away since there isn't much > Perl can do about it. Previously this blocking was in effect also for > programs executed from within Perl. Now Perl restores the original > SIGFPE handling routine, whatever it was, before running external > programs. So there's a gap in the "restore" logic someplace. > perl.h also has some tidbits: ... > That doesn't sound very well reasoned and especially not very well tested to > me. Time to file a Perl bug? regards, tom lane