| From: | Michael Paquier <michael(at)paquier(dot)xyz> |
|---|---|
| To: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi> |
| Cc: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Tristan Partin <tristan(at)neon(dot)tech>, Peter Geoghegan <pg(at)bowt(dot)ie> |
| Subject: | Re: Use FD_CLOEXEC on ListenSockets (was Re: Refactoring backend fork+exec code) |
| Date: | 2023-10-06 06:50:30 |
| Message-ID: | ZR-uNkgL7m60lWUe@paquier.xyz |
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| Lists: | pgsql-hackers |
On Fri, Oct 06, 2023 at 02:30:16PM +0900, Michael Paquier wrote:
> Okay, the backtrace is not that useful. I'll see if I can get
> something better, still it seems like this has broken the way the
> syslogger closes these ports.
And here you go:
Program terminated with signal SIGSEGV, Segmentation fault.
#0 GetMemoryChunkMethodID (pointer=0x0) at mcxt.c:196 196 header =
*((const uint64 *) ((const char *) pointer - sizeof(uint64)));
(gdb) bt
#0 GetMemoryChunkMethodID (pointer=0x0) at mcxt.c:196
#1 0x0000557d04176d59 in pfree (pointer=0x0) at mcxt.c:1463
#2 0x0000557d03e8eab3 in ClosePostmasterPorts (am_syslogger=true) at postmaster.c:2571
#3 0x0000557d03e93ac2 in SysLogger_Start () at syslogger.c:686
#4 0x0000557d03e8c5b7 in PostmasterMain (argc=3, argv=0x557d0471ed00)
at postmaster.c:1148
#5 0x0000557d03d48e34 in main (argc=3, argv=0x557d0471ed00) at main.c:198
(gdb) up 2
#2 0x0000557d03e8eab3 in ClosePostmasterPorts (am_syslogger=true) at
postmaster.c:2571
2571 pfree(ListenSockets);
(gdb) p ListenSockets $1 = (pgsocket *) 0x0
--
Michael
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