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IV33641: SYSTEM CRASH IN SEMSLEEP() APPLIES TO AIX 6100-09

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

  • System crash with following stack:
    
    (0)> f
    pvthread+0A4200 STACK:
    [000BF964]remove_e_list+000024 (F100010105974C00,
    F1000101025BB8D8 [??])
    [000D7BCC]e_block_thread+00050C ()
    [00609920]rtipc_tsleep_block+0001A0 (??, ??, ??)
    [0060C44C]rtsem_tsleep_thread+00024C (??, ??, ??, ??, ??,
    ??)
    [0060D09C]semsleep+0000DC (??, ??, ??, ??, ??, ??)
    [0060D670]atomic+000450 (??, ??, ??, ??, ??, ??, ??)
    [0060E350]rsemop+0002D0 (33E0005233E00052,
    070000038BFE88E0,
       0000000000000001, 0000000000000000, 0000000000000000,
    0000000000000000)
    [00610014]__semop+000074 (33E0005233E00052,
    070000038BFE88E0,
       0000000000000001)
    [00003850]ovlya_addr_sc_flih_main+000130 ()
    [kdb_get_virtual_memory] no real storage @
    70000038BFE87A0
    [900000000255B1C]0900000000255B1C ()
    [kdb_read_mem] no real storage @ FFFFFFFFFFF9500
    

Local fix

Problem summary

  • Possible system crash in semsleep.
    

Problem conclusion

  • Extend sequence number to make erroneous matches impossible
    or extremely unlikely.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IV33641

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2012-12-18

  • Closed date

    2012-12-18

  • Last modified date

    2013-11-25

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

    IV27680

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

Fix information

  • Fixed component name

    AIX 610 STD EDI

  • Fixed component ID

    5765G6200

Applicable component levels

  • R610 PSY U863332

       UP13/11/25 I 1000

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Document Information

Modified date:
17 December 2021