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: 2012-09-05T20:45:32Z
Lists: pgsql-hackers
Andres Freund <andres@2ndquadrant.com> writes:
> On Wednesday, September 05, 2012 07:15:52 PM Tom Lane wrote:
>> OK.  Do we want to commit this now, or wait till after 9.2.0?
>> My feeling is it's probably okay to include in 9.2.0, but I can see
>> that somebody might want to argue not to.  Any objections out there?

> Perhaps unsurprisingly I would argue for including it. I am not saying its a 
> perfect solution, but not bandaiding seems to open a bigger hole/DOS. Given 
> that any occurance of SIGFPE inside perl on linux in the last 10 years or so 
> would have lead to perl (including postgres w. plperl[u]) getting killed with
> a somewhat distinctive message and the lack of reports I could find about it 
> the risk doesn't seem to be too big.

Hearing no objections, committed and back-patched.

			regards, tom lane