IT39277: IBM MQ appliance might reload unexpectedly due to crash in apiprobe

APAR status

• Closed as program error.

Error description

• The IBM MQ Appliance might reload unexpectedly due to crash in
  apiprobe.
  
  Failure Notification shows
  <Date>20211122102833285CET</Date>
  <Reason>crash</Reason>
  <UploadStatus>in-progress</UploadStatus>
  <Location>temporary:///error-report.xxxxxx.20211122102833285CET.
  txt.gz</Location>
  </FailureNotificationStatus2>
  
  Around the time of the crash, the cli-log might show the
  following:
  
  cli-log:1,20211122T092818.150Z,default,cli,debug,,,0,,,0x810001f
  3,,,"(admin:default:system:*:default-config:1776):
  apic-gw-service default-gateway-peering"
  cli-log:1,20211122T092818.151Z,default,cli,debug,,,0,,,0x810001f
  4,,,"(admin:default:system:*:default-config:1790): Test: %if%
  available apic-gw-service true; continuing"
  cli-log:1,20211122T092818.151Z,default,cli,debug,,,0,,,0x810001f
  3,,,"(admin:default:system:*:default-config:1791):
  apic-gw-service"
  cli-log-b4reload:1,20211122T092737.290Z,default,cli,debug,,,0,,,
  0x810001f3,,,"(admin:default:system:*:default-config:1776):
  apic-gw-service default-gateway-peering"
  
  The decoded backtrace shows:
  
  Transaction ID: 0 (0x0000000000000000)
  Died from signal 11 (SEGV)
  Reason Hint: [Crash! Perhaps a bad ptr?]
  Referencing 0x0000000000000120 at 0x7f4038c1e39d in
  dpProperty::DelegateStack::DelegateStack(dpProperty::DelegateSta
  ck*, unsigned int, dpProperty*, dpProperty::DelegateStack*) +
  0x14d
  System Name: (unknown)
  

Local fix

Problem summary

• ****************************************************************
  USERS AFFECTED:
  Users using MQ appliance
  
  
  Platforms affected:
  MultiPlatform
  
  ****************************************************************
  PROBLEM DESCRIPTION:
  A defect in the internal apiprobe component caused a memory
  exception resulting in MQ appliance reload.
  

Problem conclusion

• MQ appliance code has been modified to prevent the memory
  exception.
  
  ---------------------------------------------------------------
  The fix is targeted for delivery in the following PTFs:
  
  Version    Maintenance Level
  v9.2 LTS   9.2.0.5
  v9.x CD    9.2.5
  
  The latest available maintenance can be obtained from
  'WebSphere MQ Recommended Fixes'
  http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037
  
  If the maintenance level is not yet available information on
  its planned availability can be found in 'WebSphere MQ
  Planned Maintenance Release Dates'
  http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309
  ---------------------------------------------------------------
  

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:

Fix information

• Fixed component name

  MQ APPL M2002 V

• Fixed component ID

  5737H4701

Applicable component levels