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IV46598: SYSTEM CRASH IN BMINODEFLUSH APPLIES TO AIX 6100-08

A fix is available

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APAR status

  • Closed as program error.

Error description

  • system crashed with the following stack:
    
    pvthread+026900 STACK:
    
    [002A8A48]bmInodeFlush@AF123_69+0001C8 (F1000A05F5972C80,
    
    F1000A03F29FE658, 0000000000000000, 000000000000000A,
    000000000212D000,
    
    0000000000000000,0000000000000000, F00000003009B600 [??])
    
    [002A4D78]bmInodeFlush+000038 (??)
    
    [002957CC]pagerUnbind@AF66_41+00012C (??, ??, ??, ??)
    
    [002948AC]pagerUnbind+00002C (??, ??, ??)
    
    [0028F09C]iRecycle+00019C (??, ??, ??)
    
    [0028AC0C]iAlloc+0003AC (??, ??)
    
    [0028F7D0]iGet+0001D0 (??, ??, ??, ??, ??)
    
    [003125F4]j2_lookup+000454 (??, ??, ??, ??, ??, ??)
    
    [005C8404]vnop_lookup+000184 (??, ??, ??, ??, ??, ??)
    
    [0058C124]lookuppn+000A04 (??, ??, ??, ??, ??, ??, ??,
    ??)
    
    [0058C8E0]lookupname_internal+0000A0 (??, ??, ??, ??, ??,
    ??, ??, ??)
    
    [0058CA04]lookupname_cur+000024 (??, ??, ??, ??, ??, ??,
    ??)
    
    [005E0394]statx+0001D4 (??, ??, ??, ??)
    
    [00003888]mfspurr_sc_flih01+0000E4 ()
    

Local fix

Problem summary

  • System crash with the stack trace showing bmInodeFlush:
    
    pvthread+017800 STACK:   00188DD0 bmInodeFlush@AF123_69+000110
    (0000000000000001, 0000000000000000,
       0000000000000000, 000000000178008B, 0000000000000000,
       0000000002C30000, 0000000000000004, 000000000178008B  ?? )
     001851B8 bmInodeFlush+000038 (??)
     0037B7CC pagerUnbind@AF66_41+00012C (??, ??, ??, ??)
     0037A8AC pagerUnbind+00002C (??, ??, ??)
     0017B49C iRecycle+00019C (??, ??, ??)
     00177D54 iUnmount+000314 (??, ??, ??)
     003DCB80 umount_fs+0001C0 (??, ??)  003DD494 j2_umount+000194
    (??, ??, ??)  005A6958 vfs_unmount+000098 (??, ??, ??)
     006549DC kunmount+0000DC (??, ??, ??)  00655228 uvmount+000208
    (??, ??)  00003888 mfspurr_sc_flih01+0000E4 ()
     10005C08 helper_UMfunc+000028 (??, ??)
     100035A8 dounmount+0000E8 (??, ??, ??, ??)
     10003EC8 umountmain+000188 (??, ??)  1000062C main+0000CC (??,
    ??)  10000168 __start+000068 ()
    

Problem conclusion

  • Ensure that the fields are accessed with locks held.
    

Temporary fix

Comments

  • 6100-07 - use AIX APAR IV50823
    6100-08 - use AIX APAR IV46598
    6100-09 - use AIX APAR IV50532
    6100-09 - use AIX APAR IV50532
    6100-09 - use AIX APAR IV50532
    7100-01 - use AIX APAR IV57102
    7100-02 - use AIX APAR IV55987
    7100-03 - use AIX APAR IV50844
    

APAR Information

  • APAR number

    IV46598

  • Reported component name

    AIX 610 STD EDI

  • Reported component ID

    5765G6200

  • Reported release

    610

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Submitted date

    2013-08-05

  • Closed date

    2013-10-04

  • Last modified date

    2014-08-14

Fix information

  • Fixed component name

    AIX 610 STD EDI

  • Fixed component ID

    5765G6200

Applicable component levels

  • R610 PSY U862133

       UP14/08/08 I 1000

PTF to Fileset Mapping

[{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSMV87","label":"AIX 6.1 Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSMVAX","label":"AIX Express Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"LOB08","label":"Cognitive Systems"}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SSAUMY","label":"IBM AIX Enterprise Edition"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}},{"Business Unit":{"code":"BU054","label":"Systems w\/TPS"},"Product":{"code":"SG11Q","label":"AIX 6.1 HIPERS, APARs and Fixes"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"610","Edition":"","Line of Business":{"code":"","label":""}}]

Document Information

Modified date:
14 August 2014