Re: [BUGS] Segmentation fault mayhem - Mailing list pgsql-bugs

From Sebastian Gröbler
Subject Re: [BUGS] Segmentation fault mayhem
Date
Msg-id etPan.59c9510c.2f476f57.17309@quandoo.com
Whole thread Raw
In response to Re: [BUGS] Segmentation fault mayhem  (Andres Freund <andres@anarazel.de>)
List pgsql-bugs
Hi,

thanks for the super quick reply.
We will upgrade to the latest point release and revert back if the issue persists.

Thanks again!
Sebastian

On 25 Sep 2017 at 20:32:17, Andres Freund (andres@anarazel.de) wrote:

Hi,

On 2017-09-25 20:19:45 +0200, Sebastian Gröbler wrote:
> 2017-09-25 10:27:24 UTC [101978-1] dms@booking LOG:  starting logical decoding for slot "uhbeasbguomldspa_00016400_846fa332_0d73_4e40_bef4_da6c7a70c868"
> 2017-09-25 10:27:24 UTC [101978-2] dms@booking DETAIL:  streaming transactions committing after B96/1FD4BB78, reading WAL from B96/1FD241C8
> 2017-09-25 10:27:24 UTC [101978-3] dms@booking LOG:  logical decoding found consistent point at B96/1FD241C8
> 2017-09-25 10:27:24 UTC [101978-4] dms@booking DETAIL:  There are no running transactions.
> 2017-09-25 10:27:25 UTC [94708-8] LOG:  server process (PID 101978) was terminated by signal 11: Segmentation fault
> 2017-09-25 10:27:25 UTC [94708-9] LOG:  terminating any other active server processes
>
> Core was generated by `postgres: 9.6/main: wal sender process dms x.x.x.x(xxxx) idle           '.
> Program terminated with signal SIGSEGV, Segmentation fault.
> #0  0x00007fd3190ccad6 in ReorderBufferCommit ()
> (gdb) bt
> #0  0x00007fd3190ccad6 in ReorderBufferCommit ()
> #1  0x00007fd3190c5e00 in LogicalDecodingProcessRecord ()
> #2  0x00007fd3190d08a9 in ?? ()
> #3  0x00007fd3190d2433 in ?? ()
> #4  0x00007fd3190d3282 in exec_replication_command ()
> #5  0x00007fd319116b35 in PostgresMain ()
> #6  0x00007fd318e930a8 in ?? ()
> #7  0x00007fd3190b52b0 in PostmasterMain ()
> #8  0x00007fd318e94267 in main ()

Any chance to get a backtrace with debug symbols intsalled? And perhaps
from a newer point release? There've been a number of fixes since
9.6.1. Without more information this is essentially impossible to pin down.

Greetings,

Andres Freund

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