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Segmentation fault
11+ messages / 5 participants
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* Segmentation fault
@ 2011-08-31 15:17  Campbell, Lance <lance@illinois.edu>
  0 siblings, 1 reply; 11+ messages in thread

From: Campbell, Lance @ 2011-08-31 15:17 UTC (permalink / raw)
  To: pgsql-admin

Postgres 9.0.4
I installed from the visual linux installer
Redhat 6 newest updates

I keep getting the following message when logging into the command psql:

psql (9.0.4)
Type "help" for help.

Segmentation fault (core dumped)


It then kicks me out.  I uninstalled the application completely even deleting the data.  I then reinstalled using the visual install for Postgres 9.0.4.  I used all of the defaults.  Everything works fine through PGAdmin.  But I need to be able to do things from a command line.

Any help you could provide would be appreciated.

Thanks,

Lance

^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-08-31 16:59  Kevin Grittner <Kevin.Grittner@wicourts.gov>
  parent: Campbell, Lance <lance@illinois.edu>
  0 siblings, 1 reply; 11+ messages in thread

From: Kevin Grittner @ 2011-08-31 16:59 UTC (permalink / raw)
  To: Lance Campbell <lance@illinois.edu>; pgsql-admin

"Campbell, Lance" <lance@illinois.edu> wrote:
> Postgres 9.0.4
> I installed from the visual linux installer
> Redhat 6 newest updates
> 
> I keep getting the following message when logging into the command
psql:
> 
> psql (9.0.4)
> Type "help" for help.
> 
> Segmentation fault (core dumped)
> 
> 
> It then kicks me out.  I uninstalled the application completely even

> deleting the data.  I then reinstalled using the visual install for
Postgres 
> 9.0.4.  I used all of the defaults.  Everything works fine through
PGAdmin.  
 
Did you check for a "~/.psqlrc" file?
 
-Kevin



^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-08-31 17:40  Campbell, Lance <lance@illinois.edu>
  parent: Kevin Grittner <Kevin.Grittner@wicourts.gov>
  0 siblings, 2 replies; 11+ messages in thread

From: Campbell, Lance @ 2011-08-31 17:40 UTC (permalink / raw)
  To: Kevin Grittner <Kevin.Grittner@wicourts.gov>; pgsql-admin

I just checked and the below file does not exist.  I recreated the problem then checked again.  No such file.

Lance
________________________________________
From: Kevin Grittner [Kevin.Grittner@wicourts.gov]
Sent: Wednesday, August 31, 2011 11:59 AM
To: Campbell, Lance; pgsql-admin@postgresql.org
Subject: Re: [ADMIN] Segmentation fault

"Campbell, Lance" <lance@illinois.edu> wrote:
> Postgres 9.0.4
> I installed from the visual linux installer
> Redhat 6 newest updates
>
> I keep getting the following message when logging into the command
psql:
>
> psql (9.0.4)
> Type "help" for help.
>
> Segmentation fault (core dumped)
>
>
> It then kicks me out.  I uninstalled the application completely even

> deleting the data.  I then reinstalled using the visual install for
Postgres
> 9.0.4.  I used all of the defaults.  Everything works fine through
PGAdmin.

Did you check for a "~/.psqlrc" file?

-Kevin



^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-08-31 18:31  =?ISO-8859-2?Q?pasman_pasma=F1ski?= <pasman.p@gmail.com>
  parent: Campbell, Lance <lance@illinois.edu>
  1 sibling, 1 reply; 11+ messages in thread

From: pasman pasmański @ 2011-08-31 18:31 UTC (permalink / raw)
  To: pgsql-admin

Which version of libreadline you have installed?

-- 
------------
pasman



^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-08-31 18:49  Kevin Grittner <Kevin.Grittner@wicourts.gov>
  parent: Campbell, Lance <lance@illinois.edu>
  1 sibling, 1 reply; 11+ messages in thread

From: Kevin Grittner @ 2011-08-31 18:49 UTC (permalink / raw)
  To: Lance Campbell <lance@illinois.edu>; pgsql-admin

"Campbell, Lance" <lance@illinois.edu> wrote:
> From: Kevin Grittner [Kevin.Grittner@wicourts.gov]
 
> Did you check for a "~/.psqlrc" file?
 
> I just checked and the below file does not exist.  I recreated the
> problem then checked again.  No such file.
 
Is anything showing in the server log?
 
Can you get a core file from psql?
 
-Kevin



^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-08-31 21:23  Campbell, Lance <lance@illinois.edu>
  parent: Kevin Grittner <Kevin.Grittner@wicourts.gov>
  0 siblings, 1 reply; 11+ messages in thread

From: Campbell, Lance @ 2011-08-31 21:23 UTC (permalink / raw)
  To: Kevin Grittner <Kevin.Grittner@wicourts.gov>; pgsql-admin

Kevin,
The postgres log just shows lines like this:

2011-08-31 16:22:17 CDT LOG:  unexpected EOF on client connection

I don't know how to get a core dump.  What do I do?

Thanks,

Lance
________________________________________
From: Kevin Grittner [Kevin.Grittner@wicourts.gov]
Sent: Wednesday, August 31, 2011 1:49 PM
To: Campbell, Lance; pgsql-admin@postgresql.org
Subject: RE: [ADMIN] Segmentation fault

"Campbell, Lance" <lance@illinois.edu> wrote:
> From: Kevin Grittner [Kevin.Grittner@wicourts.gov]

> Did you check for a "~/.psqlrc" file?

> I just checked and the below file does not exist.  I recreated the
> problem then checked again.  No such file.

Is anything showing in the server log?

Can you get a core file from psql?

-Kevin



^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-08-31 21:30  Campbell, Lance <lance@illinois.edu>
  parent: =?ISO-8859-2?Q?pasman_pasma=F1ski?= <pasman.p@gmail.com>
  0 siblings, 0 replies; 11+ messages in thread

From: Campbell, Lance @ 2011-08-31 21:30 UTC (permalink / raw)
  To: pasman pasmański <pasman.p@gmail.com>; pgsql-admin

When I did the command:

yum info readline

I got the following back:

Installed Packages
Name        : readline
Arch        : i686
Version     : 6.0
Release     : 3.el6
Size        : 386 k
Repo        : installed
From repo   : rhel-x86_64-workstation-6
Summary     : A library for editing typed command lines
URL         : http://cnswww.cns.cwru.edu/php/chet/readline/rltop.html
License     : GPLv3+
Description : The Readline library provides a set of functions that allow users to
            : edit command lines. Both Emacs and vi editing modes are available. The
            : Readline library includes additional functions for maintaining a list
            : of previously-entered command lines for recalling or editing those
            : lines, and for performing csh-like history expansion on previous
            : commands.

Name        : readline
Arch        : x86_64
Version     : 6.0
Release     : 3.el6
Size        : 424 k
Repo        : installed
From repo   : anaconda-RedHatEnterpriseLinux-201009221801.x86_64
Summary     : A library for editing typed command lines
URL         : http://cnswww.cns.cwru.edu/php/chet/readline/rltop.html
License     : GPLv3+
Description : The Readline library provides a set of functions that allow users to
            : edit command lines. Both Emacs and vi editing modes are available. The
            : Readline library includes additional functions for maintaining a list
            : of previously-entered command lines for recalling or editing those
            : lines, and for performing csh-like history expansion on previous
            : commands.

Does that help at all?
________________________________________
From: pgsql-admin-owner@postgresql.org [pgsql-admin-owner@postgresql.org] on behalf of pasman pasmański [pasman.p@gmail.com]
Sent: Wednesday, August 31, 2011 1:31 PM
To: pgsql-admin@postgresql.org
Subject: Re: [ADMIN] Segmentation fault

Which version of libreadline you have installed?

--
------------
pasman

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^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-08-31 21:42  Kevin Grittner <Kevin.Grittner@wicourts.gov>
  parent: Campbell, Lance <lance@illinois.edu>
  0 siblings, 1 reply; 11+ messages in thread

From: Kevin Grittner @ 2011-08-31 21:42 UTC (permalink / raw)
  To: Lance Campbell <lance@illinois.edu>; pgsql-admin

"Campbell, Lance" <lance@illinois.edu> wrote:
> From: Kevin Grittner [Kevin.Grittner@wicourts.gov]
 
>> Can you get a core file from psql?
 
> I don't know how to get a core dump.  What do I do?
 
If running this shows a limit (especially zero):
 
ulimit -c
 
then run this in your shell before running psql:
 
ulimit -c unlimited
 
Look for a core file in your current directory after the failure. 
If you get one, try running:
 
gdb --core=YOURCOREFILENAME
 
Once gdb is running, type:
 
bt
 
and post the results.
 
-Kevin



^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2011-09-01 13:42  Campbell, Lance <lance@illinois.edu>
  parent: Kevin Grittner <Kevin.Grittner@wicourts.gov>
  0 siblings, 0 replies; 11+ messages in thread

From: Campbell, Lance @ 2011-09-01 13:42 UTC (permalink / raw)
  To: Kevin Grittner <Kevin.Grittner@wicourts.gov>; pgsql-admin

Kevin,
That did it.  Doing the command ulimit -c unlimited worked!

Thanks,

Lance
________________________________________
From: Kevin Grittner [Kevin.Grittner@wicourts.gov]
Sent: Wednesday, August 31, 2011 4:42 PM
To: Campbell, Lance; pgsql-admin@postgresql.org
Subject: RE: [ADMIN] Segmentation fault

"Campbell, Lance" <lance@illinois.edu> wrote:
> From: Kevin Grittner [Kevin.Grittner@wicourts.gov]

>> Can you get a core file from psql?

> I don't know how to get a core dump.  What do I do?

If running this shows a limit (especially zero):

ulimit -c

then run this in your shell before running psql:

ulimit -c unlimited

Look for a core file in your current directory after the failure.
If you get one, try running:

gdb --core=YOURCOREFILENAME

Once gdb is running, type:

bt

and post the results.

-Kevin



^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Segmentation fault
@ 2022-07-26 13:51  abbas alizadeh <ramkly@yahoo.com>
  0 siblings, 1 reply; 11+ messages in thread

From: abbas alizadeh @ 2022-07-26 13:51 UTC (permalink / raw)
  To: pgsql-admin <pgsql-admin@lists.postgresql.org>

Hi all.
I got “terminated by signal 11, segmentation falt” error in my database. 
I’m using pg v13.7
Query causing that error: “set client_encoding= utf-8”
There is no core file in data folder.
Any idea how can I find the root case for this error?
Command execute for 1000times, but only some times cuz this error

Regards





^ permalink  raw  reply  [nested|flat] 11+ messages in thread

* Re: Segmentation fault
@ 2022-07-26 15:40  Tom Lane <tgl@sss.pgh.pa.us>
  parent: abbas alizadeh <ramkly@yahoo.com>
  0 siblings, 0 replies; 11+ messages in thread

From: Tom Lane @ 2022-07-26 15:40 UTC (permalink / raw)
  To: abbas alizadeh <ramkly@yahoo.com>; +Cc: pgsql-admin <pgsql-admin@lists.postgresql.org>

abbas alizadeh <ramkly@yahoo.com> writes:
> I got “terminated by signal 11, segmentation falt” error in my database. 
> I’m using pg v13.7
> Query causing that error: “set client_encoding= utf-8”

Hmm, that is pretty well-tested code.

> There is no core file in data folder.

Maybe you are starting the server under "ulimit -c 0"?  See also
the advice at

https://wiki.postgresql.org/wiki/Generating_a_stack_trace_of_a_PostgreSQL_backend

> Any idea how can I find the root case for this error?

With only this amount of information, there's not much to be done.
If you could get a stack trace maybe we'd have some ideas.

			regards, tom lane





^ permalink  raw  reply  [nested|flat] 11+ messages in thread


end of thread, other threads:[~2022-07-26 15:40 UTC | newest]

Thread overview: 11+ messages (download: mbox mbox.gz follow: Atom feed)
-- links below jump to the message on this page --
2011-08-31 15:17 Segmentation fault Campbell, Lance <lance@illinois.edu>
2011-08-31 16:59 ` Kevin Grittner <Kevin.Grittner@wicourts.gov>
2011-08-31 17:40   ` Campbell, Lance <lance@illinois.edu>
2011-08-31 18:31     ` =?ISO-8859-2?Q?pasman_pasma=F1ski?= <pasman.p@gmail.com>
2011-08-31 21:30       ` Campbell, Lance <lance@illinois.edu>
2011-08-31 18:49     ` Kevin Grittner <Kevin.Grittner@wicourts.gov>
2011-08-31 21:23       ` Campbell, Lance <lance@illinois.edu>
2011-08-31 21:42         ` Kevin Grittner <Kevin.Grittner@wicourts.gov>
2011-09-01 13:42           ` Campbell, Lance <lance@illinois.edu>
2022-07-26 13:51 Segmentation fault abbas alizadeh <ramkly@yahoo.com>
2022-07-26 15:40 ` Tom Lane <tgl@sss.pgh.pa.us>

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