LO50277: PANIC: INVALID POOL FREE CHAIN AFTER CLOSING A VIEW

APAR status

• Closed as fixed if next.

Error description

• <@@ Notes Process Info -> Call Stacks for process
  /opt/ibm/lotus/notes/latest/linux/server @@>
  prog: server pid(s) : 6510 (Sun Mar 28 20:14:54 EDT 2010)
   ======== Attaching to /opt/ibm/lotus/notes/latest/linux/server
  6510 (Sun Mar 28 20:14:54 EDT 2010) =============
  
  Thread 179 (Thread 3175934864 (LWP 27726)):
  #0  0xffffe410 in __kernel_vsyscall ()
  #1  0x00548a31 in select () from /lib/libc.so.6
  #2  0xf65c0d5c in FRDoSleep ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #3  0xf65c1f50 in OSRunExternalScript ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #4  0xf65c356a in OSFaultCleanupExt ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #5  0xf65c3654 in OSFaultCleanup ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #6  0xf65940c0 in fatal_error ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #7  <signal handler called>
  #8  0xffffe410 in __kernel_vsyscall ()
  #9  0x005d1181 in raise () from /lib/libpthread.so.0
  #10 0xf65dc473 in Panic () from
  /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #11 0xf6610289 in HandleBadFreeChain ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #12 0xf66104fd in FreeDBlock ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #13 0xf6610675 in OSFreeDBlockWithSize ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #14 0xf66106c9 in OSFreeDBlockExt ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #15 0xf65a39b5 in DPoolFree ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #16 0xf65a6b75 in Discard () from
  /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #17 0xf65aab73 in OSMemoryFree ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #18 0xf663cecc in OSFreeVARRAY ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #19 0xf6ca31d9 in BUFFreeDBCONT ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #20 0xf6ca33aa in BUFUnuseCont ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #21 0xf6c9f286 in iNSFBufCloseStorageExt ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #22 0xf6c9f371 in iNSFBufCloseStorage ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #23 0xf6ad7d54 in NSFBufCloseStorage ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #24 0xf6ec81ed in NIFCloseStorage ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #25 0xf6ec9180 in CloseContainers ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #26 0xf6ec924a in FreeIndex ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #27 0xf6ec9428 in FreeCollection ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #28 0xf6ec998c in CloseCollection ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #29 0xf6eb5f1f in NIFCloseCollectionExtended ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #30 0xf6eb62b4 in NIFCloseCollection ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #31 0x080a9fcb in ServerCloseCollection ()
  #32 0x080ab579 in ServerMiscFunction ()
  #33 0x0809ad2b in DbServer ()
  #34 0x080bbbff in WorkThreadTask ()
  #35 0x0806f108 in Scheduler ()
  #36 0xf65b8f62 in ThreadWrapper ()
     from /opt/ibm/lotus/notes/latest/linux/libnotes.so
  #37 0x005c945b in start_thread () from /lib/libpthread.so.0
  #38 0x0054fc4e in clone () from /lib/libc.so.6
  
  <@@ ------ Notes Data -> OS Data -> MM/OS Structure Information
  (Time 20:15:19) ------ @@>
  
   Start Time = 11.03.2010 10:13:20
   Crash Time = 28.03.2010 20:14:48
   Console Log Enabled = 1
   Console Position = 0
   Error Message = PANIC: Invalid pool free chain
   SharedDPoolSize = 8388608
   FaultRecovery = 0x00010012
   Cleanup Script Timeout= 300
   Crash Limits = 3 crashes in 20 minutes
   Core Dump Path =
   StaticHang = Virtual Thread [  server:6510: 384] (Native thread
  [  server:6510:-1119032432]) (0x196e/0x180/0xbd4ceb90)
   ConfigFileSem =  (  SEM:#0:0x010d) n=0, wcnt=-1, Users=-1,
  Owner=[        :   0]
   FDSem         =  ( RWSEM:#52:0x410f) rdcnt=-1, refcnt=0
  Writer=[        :   0], n=52, wcnt=-1, Users=0,  swCnt=0,
  ssCnt=0  Owner=[        :   0]
  
  
  ERROR (20): Invalid DBLOCK end signature 0x65520011 @1245876
  
  Last Block(idx=102, off=1213208, type=free): size = 2464, end
  @1215671
  
  
  ** ... Skip 26136 bytes to next DPOOL allocated/free block
  @1241808
  (0xddddfffa)
  
  ERROR (21): DPOOL (0x814e) is corrupted @ 1499196
  
  Last Block(idx=104, off=1241816, type=allocated): size = 257376,
  end
  @1499183
  

Local fix

Problem summary

Problem conclusion

Temporary fix

Comments

• This APAR is associated with SPR# MSER83ZKYH.
  If this issue occurs in a future 8.5.3 or above release, it may
   be raised for investigation there.
  

APAR Information

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

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

Fix information

Applicable component levels

• R851 PSN

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