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IV70221: SYSTEM CRASH IN DBALLOCAG DUE TO ENOSPC APPLIES TO AIX 7100-02

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APAR status

  • Closed as program error.

Error description

  • System may crash at:
(0)> f
pvthread+003800 STACK:
[00298348]dbAllocAG+0002A8 (000000000000001C,
000000000000001C,
   F1000A0034781180, 000000000000000A, 000000000212D000
[??])
[0029DF30]_dbAlloc+000470 (??, ??, ??, ??)
[0029E208]dbAlloc+000028 (??, ??, ??, ??)
[00292368]pagerAllocateBlocks+0001A8 (??, ??, ??, ??, ??)
[002938DC]pagerAllocateExtent+0000BC (??, ??, ??, ??, ??)
[002928D0]pagerConfirm+0000F0 (??, ??, ??, ??, ??, ??)
...
due to file system corruption.  Register r3 has
value 0x1C (ENOSPC).

Local fix

  • N/A

Problem summary

  • System may crash at:
(0)> f
pvthread+003800 STACK:
 00298348 dbAllocAG+0002A8 (000000000000001C,
000000000000001C,
   F1000A0034781180, 000000000000000A, 000000000212D000
 ?? )
 0029DF30 _dbAlloc+000470 (??, ??, ??, ??)
 0029E208 dbAlloc+000028 (??, ??, ??, ??)
 00292368 pagerAllocateBlocks+0001A8 (??, ??, ??, ??, ??)
 002938DC pagerAllocateExtent+0000BC (??, ??, ??, ??, ??)
 002928D0 pagerConfirm+0000F0 (??, ??, ??, ??, ??, ??)
...
due to file system corruption.  Register r3 has
value 0x1C (ENOSPC).

Problem conclusion

  • Removed the assert and added code to move the filesystem and
bmap to corrupt stat.

Temporary fix

  • 



Comments


    

  • 6100-08 - use AIX APAR IV66625
6100-09 - use AIX APAR IV67510
7100-02 - use AIX APAR IV70221
7100-03 - use AIX APAR IV67543

    



APAR Information




    

  • APAR number
    IV70221
    • 

  • Reported component name
    AIX V7.1
    • 

  • Reported component ID
    5765H4000
    • 

  • Reported release
    710
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Submitted date
    2015-02-28
    • 

  • Closed date
    2015-02-28
    • 

  • Last modified date
    2015-09-30
    • 





    

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

    
IV66625
    

    • 

  • 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  U866518
       UP15/09/21  I  1000
    • 



PTF to Fileset Mapping








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            30 September 2015
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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