IV85549: CAA RAS CT_HOOK CRASH APPLIES TO AIX 7100-04

APAR status

• Closed as program error.

Error description

• Similar stacks related to ct_hook# for cluster driver
  
  (1)> f
  pvthread+086100 STACK:
  Ý000142A0¨.ct_hook1+0000A0 ()
  ÝF1000000C0407668¨lock_thread+001E08 (??)
  ÝF1000000C0407668¨lock_thread+001E08 (??)
  ÝF1000000C04057A0¨lock_proc+0000C0 ()
  Ý00014D70¨.hkey_legacy_gate+00004C ()
  Ý002FE1D8¨procentry+000038 (??, ??, ??, ??)
  Ýkdb_read_mem¨ no real storage @ FFFFFFFFFFF8A30
  

Local fix

Problem summary

• Similar stacks related to ct_hook# for cluster driver
  
  (1)> f
  pvthread+086100 STACK:
   000142A0 .ct_hook1+0000A0 ()
   F1000000C0407668 lock_thread+001E08 (??)
   F1000000C0407668 lock_thread+001E08 (??)
   F1000000C04057A0 lock_proc+0000C0 ()
   00014D70 .hkey_legacy_gate+00004C ()
   002FE1D8 procentry+000038 (??, ??, ??, ??)
   kdb_read_mem  no real storage @ FFFFFFFFFFF8A30
  

Problem conclusion

• Remove call that sets RASCT_SET_CT_SERIALIZED.
  This will request the RAS framework to serialize
  ras calls.
  

Temporary fix

Comments

• 6100-09 - use AIX APAR IV85594
  7100-04 - use AIX APAR IV85549
  7200-01 - use AIX APAR IV85715
  

APAR Information

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

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

  IV85594 IV85715 IV85941 IV88227 IV88488

Fix information

• Fixed component name

  AIX V7.1

• Fixed component ID

  5765H4000

Applicable component levels

• R710 PSY U862904

     UP16/10/25 I 1000