Host Commands From SQLPLUS As SYSDBA Create "Sigchld" Messages In /Var/Log/Messages (Doc ID 728224.1)

Last updated on OCTOBER 28, 2016

Applies to:

SQL*Plus - Version 10.1.0.2 to 10.2.0.2 [Release Oracle10g]
Linux x86
Intel Based Server LINUX
"Checked for relevance on 27-Mar-2013"


Symptoms

Logging into database from SQL*Plus as sysdba and issuing host commands generate the following errors in /var/log/messages:

kernel: application bug: sqlplus(20280) has SIGCHLD set to SIG_IGN but calls wait().
kernel: (see the notes section of 'man 2 wait'). Workaround activated.


Steps to Reproduce:
The issue can be reproduced at will with the following steps:

  1. $ sqlplus "/as sysdba"
  2. SQL> startup mount
  3. SQL> !ps

Cause

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