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IV64849: PPROF DUMPS CORE AT HASH_LOOKUP. APPLIES TO AIX 7100-03

A fix is available

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • pprof dumps core with the following stack:
    
    Segmentation fault in . at 0x10005b1c ($t1)
    0x10005b1c (???) 83fe0000         lwz   r31,0x0(r30)
    (dbx) where
    hash_lookup(??, ??) at 0x10005b1c
    print_family(??, ??, ??, ??, ??, ??, ??) at 0x10003168
    pprof_cleanup() at 0x10006254
    ptxtrc_collect(??, ??, ??) at 0xd0c0f324
    main(??, ??) at 0x10001180
    

Local fix

Problem summary

  • pprof dumps core with the following stack:
    
    Segmentation fault in . at 0x10005b1c ($t1)
    0x10005b1c (???) 83fe0000         lwz   r31,0x0(r30)
    (dbx) where
    hash_lookup(??, ??) at 0x10005b1c
    print_family(??, ??, ??, ??, ??, ??, ??) at 0x10003168
    pprof_cleanup() at 0x10006254
    ptxtrc_collect(??, ??, ??) at 0xd0c0f324
    main(??, ??) at 0x10001180
    

Problem conclusion

  • Hash table initialized before calling hash_lookup.
    

Temporary fix

Comments

  • 6100-08 - use AIX APAR IV70039
    6100-09 - use AIX APAR IV65852
    7100-02 - use AIX APAR IV70201
    7100-03 - use AIX APAR IV64849
    

APAR Information

  • APAR number

    IV64849

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-09-12

  • Closed date

    2014-10-10

  • Last modified date

    2015-09-30

Fix information

  • Fixed component name

    AIX V7.1

  • Fixed component ID

    5765H4000

Applicable component levels

  • R710 PSY U865843

       UP15/05/19 I 1000

PTF to Fileset Mapping



Document information

More support for: AIX Enterprise Edition

Software version: 710

Operating system(s): AIX

Reference #: IV64849

Modified date: 30 September 2015