A fix is available
APAR status
Closed as program error.
Error description
machine crashed when removing a wpar. the stack trace looks like ■0664B3B4nfs4_open_close+000114 (F1000A2834691510, 0000000000000001, 0000000000000000 ■??) ■0664B788nfs4_open_close+0004E8 (??, ??, ??) ■065C4E9Cnfs4_close+00055C (??, ??, ??, ??) ■00607294vnop_close+000094 (??, ??, ??, ??) ■005F4888vno_close+000048 (??) ■005FB630closef+0000D0 (??) ■005FB6FCfp_close+00005C (??) ■007FE95Cld_unload2+00065C (??) ■007FE230ld_sla_purge+000090 (??, ??) ■007DC368ld_execload+001608 (??, ??, ??, ??) ■0046F514.execvex_common+0019F4 () ■00472F9Cexecve+0000A8 () ■0000386Covlya_addr_sc_flih_main+00014C () where the thread is trying to access a memory region that's been freed. The xm output shows the memory got freed by nfs4_free_v4_si
Local fix
Problem summary
machine crashed when removing a wpar. the stack trace looks like 0664B3B4 nfs4_open_close+000114 (F1000A2834691510, 0000000000000001, 0000000000000000 ?? ) 0664B788 nfs4_open_close+0004E8 (??, ??, ??) 065C4E9C nfs4_close+00055C (??, ??, ??, ??) 00607294 vnop_close+000094 (??, ??, ??, ??) 005F4888 vno_close+000048 (??) 005FB630 closef+0000D0 (??) 005FB6FC fp_close+00005C (??) 007FE95C ld_unload2+00065C (??) 007FE230 ld_sla_purge+000090 (??, ??) 007DC368 ld_execload+001608 (??, ??, ??, ??) 0046F514 .execvex_common+0019F4 () 00472F9C execve+0000A8 () 0000386C ovlya_addr_sc_flih_main+00014C () where the thread is trying to access a memory region that's been freed. The xm output shows the memory got freed by nfs4_free_v4_si
Problem conclusion
if we are doing the mismatch cid close, don't free up the state info until we are done.
Temporary fix
Comments
APAR Information
APAR number
IZ81998
Reported component name
AIX 610 STD EDI
Reported component ID
5765G6200
Reported release
610
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2010-08-09
Closed date
2010-08-09
Last modified date
2013-03-29
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
[{"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:
29 March 2013