IT36292: DSMC TERMINATES DUE TO 'LC_ALL' SETTINGS ON RHEL OPERATING SYSTEM

IBM Spectrum Protect Client 8.1.12 Downloads and READMEs

APAR status

• Closed as program error.

Error description

• dsmc terminate with following call stack due to 'LC_ALL'
  settings on RHEL.
  
  *** stack smashing detected ***: dsmc
  terminated
  ======= Backtrace: =========
  /lib64/libc.so.6(__forti
  fy_fail+0x3a)[0x3ff8142c502]
  /lib64/libc.so.6(__fortify_fail+0x0
  )[0x3ff8142c4c8]
  dsmc(+0x869d0)[0x2aa0e0869d0]
  dsmc(+0x86cea)[0x
  2aa0e086cea]
  dsmc(main+0x28)[0x2aa0e082dc0]
  /lib64/libc.so.6(__l
  ibc_start_main+0x112)[0x3ff813254f2]
  dsmc(+0x82c90)[0x2aa0e082c9
  0]
  ======= Memory map: ========
  2aa0e000000-2aa0e749000 r-xp
  00000000 fd:3f 14682754
  /opt/tivoli/tsm/client/ba/bin/dsmc
  2aa0e749000-2aa0e77f000 r--p
  00749000 fd:3f 14682754
  /opt/tivoli/tsm/client/ba/bin/dsmc
  2aa0e77f000-2aa0e793000 rw-p
  0077f000 fd:3f 14682754
  /opt/tivoli/tsm/client/ba/bin/dsmc
  2aa0e793000-2aa0e875000 rw-p
  00000000 00:00 0
  2aa3b8ba000-2aa3bb42000 rw-p 00000000 00:00 0
  [heap]
  
  This problem occurs when following conditions are
  met.
  
  1. Locale setting
  
   export LC_ALL=en_IN.UTF-8
  
  2. Time
  zone
  
   ln -s /usr/share/zoneinfo/Asia/Kolkata
  /etc/localtime
  .
  Customer/Support Diagnostics (If Applicable):
  
  .
  While running "dsmc q session" command it fails with fatal
  error as shown below.
  .
  #dsmerror.log:
  
  01/05/2021 11:22:16
  ISTA ANS0361I DIAG: linux/psunxthr.cpp ( 207): main thread,
  fatal error, signal 6
  01/05/2021 11:23:37 ISTA ANS0361I DIAG:
  main thread, fatal error, signal 6
  
  #Client service
  trace:
  
  01/05/2021 11:22:16 ISTAÿágd(.460 [146946]
  [2364487456] : linux/psunxthr.cpp ( 190): main thread
  2364487456 terminating on signal 6
  01/05/2021 11:22:16 ISTA.460
  [146946] [2364487456] : linux/psunxthr.cpp ( 207): main thread,
  fatal error, signal 6
  
  IBM Spectrum Protect Versions Affected:
  V7.1 or V8.1 on all supported Linux client platforms
  
  Initial
  Impact: Low
  
  Additional Keywords: TS004750517, TSM,
  LC_ALL,LANG,en_IN.UTF-8
  

Local fix

• Export LC_ALL=en_US.UTF-8
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:                                              *
  * IBM Spectrum Protect client versions 7.1 and 8.1 on all      *
  * platforms.                                                   *
  ****************************************************************
  * PROBLEM DESCRIPTION:                                         *
  * see ERROR DESCRIPTION                                        *
  ****************************************************************
  * RECOMMENDATION:                                              *
  * Apply fixing level when available. This problem is projected *
  * to be fixed in level 8.1.12. Note that this is subject to    *
  * change at the discretion of IBM.                             *
  ****************************************************************
  *
  

Problem conclusion

• The customer will be able to run BA client if locale is set to
  en_IN.UTF-8 and the time zone is IST.
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Modules/Macros

• dsmc
  

Fix information

• Fixed component name

  TSM CLIENT

• Fixed component ID

  5698ISMCL

Applicable component levels

• R81L PSY

     UP

• R81M PSY

     UP

• R81A PSY

     UP

• R81W PSY

     UP