IBM Support

IV59017: USLA CORES IN USL_ALLOCSEARCHLIST@AF17_6 APPLIES TO AIX 7100-02

A fix is available

Subscribe

You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • dbx -p /=./ usr/lpp/perf/bin/scopeux
    var/core/core.26870152.31180848
    Type 'help' for help.
    [using memory image in var/core/core.26870152.31180848]
    reading symbolic information ...warning: no source
    compiled with -g
    
    
    Segmentation fault in . at 0xe844 ($t1)
    0x000000000000e844 warning: Unable to access address
    0xe844 from core
    (dbx) where
    .() at 0xe844
    usl_allocSearchlist@AF17_6(??, ??) at 0x9fffffff0003f70
    usl_allocSearchlist(??, ??) at 0x9fffffff0002e48
    usl_buildSearchlist(??, ??) at 0x9fffffff0002dc4
    usl_initLE(??, ??, ??) at 0x9fffffff0003d88
    usl_resolve(??, ??) at 0x9fffffff000a1e0
    uload(??, ??, ??, ??, ??, ??) at 0x9fffffff0002274
    load1(??, ??, ??, ??) at 0x9000000000006f4
    load(??, ??, ??) at 0x900000000001770
    _load_secmethod(??) at 0x900000000062f54
    getgrgid_netgroup(0x27f7000027f7) at 0x900000000169d14
    _getgrgid_r(0x27f7000027f7, 0x9001000a0239060,
    0x9001000a0239080,
    0x4e3800004e38, 0x0, 0x100000001) at 0x90000000016c980
    getgrgid(??) at 0x900000000171694
    db.groupname(int)() at 0x9000000114fbaf0
    db.UserNameCache::UserNameCache()() at 0x9000000114fb880
    db.DBenable(int,int,int,char**,int)() at
    0x9000000114fece0
    COLLECTOR_OBJ::InitializeNums()() at 0x1000017cc
    main() at 0x100012078
    

Local fix

  • export
    LDR_PRELOAD64=/usr/lib/netsvc/dynload/nis_ldap_64.so
    

Problem summary

  • Customer application may core dump in usla routine at
    usl_allocSearchlist@AF17_6, while loading a dependent module.
    

Problem conclusion

  • Avoid error in freeing memory when unloading a shared object.
    

Temporary fix

Comments

  • 6100-08 - use AIX APAR IV64302
    6100-09 - use AIX APAR IV59661
    6100-09 - use AIX APAR IV59661
    7100-02 - use AIX APAR IV59017
    7100-03 - use AIX APAR IV59769
    7100-04 - use AIX APAR IV59821
    

APAR Information

  • APAR number

    IV59017

  • Reported component name

    AIX V7.1

  • Reported component ID

    5765H4000

  • Reported release

    710

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2014-04-09

  • Closed date

    2014-04-23

  • Last modified date

    2016-05-10

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

    IV55754

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

Fix information

  • Fixed component name

    AIX V7.1

  • Fixed component ID

    5765H4000

Applicable component levels

  • R710 PSY U867194

       UP15/01/19 I 1000

PTF to Fileset Mapping



Document information

More support for: AIX Enterprise Edition

Software version: 710

Operating system(s): AIX

Reference #: IV59017

Modified date: 10 May 2016