A fix is available
APAR status
Closed as program error.
Error description
NFSv4 server system crash with following stack: (0)> f pvthread+01E600 STACK: [04C5CE78]end_open_process_fr+000E58 (F100068001309040, 0000000000000000, 0000000000000001, 0000000004CE4138, 0000000000000000, F1000680013034C0, 0000000000000003, 0FFFFFFFF4585FD0 [??]) [04C69FB4]sm4_end_open+0003D4 (??, ??) [04CB40F0]open_nocreate+000450 (??, ??, ??, ??) [04CB64AC]rfs4_open+00026C (??) [04B8D92C]rfs4_dispatch_i+00002C (??) [04B8E128]rfs4_dispatch+000568 (??, ??) [04B51440]svc_getreq+0008A0 (??) [001E697C]threadentry+00005C (??, ??, ??, ??) [kdb_read_mem] no real storage @ FFFFFFFFFFF9330
Local fix
Problem summary
NFSv4 server system may crash with following stack: (0)> f pvthread+01E600 STACK: 04C5CE78 end_open_process_fr+000E58 (F100068001309040, 0000000000000000, 0000000000000001, 0000000004CE4138, 0000000000000000, F1000680013034C0, 0000000000000003, 0FFFFFFFF4585FD0 ?? ) 04C69FB4 sm4_end_open+0003D4 (??, ??) 04CB40F0 open_nocreate+000450 (??, ??, ??, ??) 04CB64AC rfs4_open+00026C (??) 04B8D92C rfs4_dispatch_i+00002C (??) 04B8E128 rfs4_dispatch+000568 (??, ??) 04B51440 svc_getreq+0008A0 (??) 001E697C threadentry+00005C (??, ??, ??, ??) kdb_read_mem no real storage @ FFFFFFFFFFF9330
Problem conclusion
Removed an invalid check in the NFSv4 server code.
Temporary fix
Comments
5300-09 - use AIX APAR IZ82761 5300-10 - use AIX APAR IZ82777 5300-11 - use AIX APAR IZ82828 5300-12 - use AIX APAR IZ82718 6100-02 - use AIX APAR IZ84101 6100-03 - use AIX APAR IZ79769 6100-04 - use AIX APAR IZ83857 6100-05 - use AIX APAR IZ83784 6100-06 - use AIX APAR IZ83302 7100-00 - use AIX APAR IZ84268
APAR Information
APAR number
IZ83302
Reported component name
AIX 610 STD EDI
Reported component ID
5765G6200
Reported release
610
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2010-08-22
Closed date
2010-08-22
Last modified date
2013-03-27
APAR is sysrouted FROM one or more of the following:
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 U835918
UP11/05/10 I 1000
PTF to Fileset Mapping
U835918 bos.net.nfs.client 6.1.6.15
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Document Information
Modified date:
27 March 2013