WAL Crash during index vacuuming 7.1beta4

Hi,
during the nightly vacuum pgsql closed and do not start any more.
Attached the log.

Seems the problem was rebuilding an Index,
There is a way to force wal to ignore indexes ?
Can I delete it ?

thanks in advance

-------------------------------------------------------
Giuseppe Tanzilli        g.tanzilli@gruppocsf.com
CSF Sistemi srl            phone ++39 0775 7771
Via del Ciavattino 
Anagni FR
Italy

/usr/local/pgsql/bin/postmaster: reaping dead processes...
/usr/local/pgsql/bin/postmaster: CleanupProc: pid 30842 exited with status 0
DEBUG:  Index BD_Prodotto_SuddMerc_key: Pages 14533; Tuples 247153: Deleted 246556. CPU 2.61s/4.93u sec.
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES
DEBUG:  XLogWrite: new log file created - try to increase WAL_FILES

FATAL: s_lock(0x402a3535) at bufmgr.c:2072, stuck spinlock. Aborting.

FATAL: s_lock(0x402a3535) at bufmgr.c:2072, stuck spinlock. Aborting.
/usr/local/pgsql/bin/postmaster: reaping dead processes...
/usr/local/pgsql/bin/postmaster: CleanupProc: pid 30355 exited with status 6
Server process (pid 30355) exited with status 6 at Thu Feb  1 04:36:21 2001
Terminating any active server processes...
/usr/local/pgsql/bin/postmaster: CleanupProc: sending SIGUSR1 to process 30843
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling reading 5
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling reading 5
The Data Base System is in recovery mode
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling writing 5
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling reading 5
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling reading 5
The Data Base System is in recovery mode
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling writing 5
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling reading 5
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling reading 5
The Data Base System is in recovery mode
/usr/local/pgsql/bin/postmaster: ServerLoop:        handling writing 5
DEBUG:  proc_exit(0)
DEBUG:  shmem_exit(0)
DEBUG:  exit(0)
/usr/local/pgsql/bin/postmaster: reaping dead processes...
/usr/local/pgsql/bin/postmaster: CleanupProc: pid 30843 exited with status 0
Server processes were terminated at Thu Feb  1 04:36:38 2001
Reinitializing shared memory and semaphores
invoking IpcMemoryCreate(size=68608000)
DEBUG:  starting up
DEBUG:  database system was interrupted at 2001-02-01 04:36:38
DEBUG:  CheckPoint record at (6, 4150292860)
DEBUG:  Redo record at (6, 4144414796); Undo record at (6, 3622728240); Shutdown FALSE
DEBUG:  NextTransactionId: 156659; NextOid: 7401689
DEBUG:  database system was not properly shut down; automatic recovery in progress...
DEBUG:  redo starts at (6, 4144414796)
NOTICE:  PageAddItem: tried overwrite of used ItemId
FATAL 2:  heap_update_redo: failed to add tuple
DEBUG:  proc_exit(2)
DEBUG:  shmem_exit(2)
DEBUG:  exit(2)
/usr/local/pgsql/bin/postmaster: reaping dead processes...
Startup failed - abort
invoking IpcMemoryCreate(size=68608000)
FindExec: found "/usr/local/pgsql/bin/postmaster" using argv[0]
DEBUG:  starting up
DEBUG:  database system was interrupted being in recovery at 2001-02-01 04:36:38This propably means that some data
blocksare corruptedand you will have to use last backup for recovery.
 
DEBUG:  CheckPoint record at (6, 4150292860)
DEBUG:  Redo record at (6, 4144414796); Undo record at (6, 3622728240); Shutdown FALSE
DEBUG:  NextTransactionId: 156659; NextOid: 7401689
DEBUG:  database system was not properly shut down; automatic recovery in progress...
DEBUG:  redo starts at (6, 4144414796)
NOTICE:  PageAddItem: tried overwrite of used ItemId
FATAL 2:  heap_update_redo: failed to add tuple
DEBUG:  proc_exit(2)
DEBUG:  shmem_exit(2)
DEBUG:  exit(2)
/usr/local/pgsql/bin/postmaster: reaping dead processes...
Startup failed - abort
invoking IpcMemoryCreate(size=68608000)
FindExec: found "/usr/local/pgsql/bin/postmaster" using argv[0]
DEBUG:  starting up
DEBUG:  database system was interrupted being in recovery at 2001-02-01 09:47:40This propably means that some data
blocksare corruptedand you will have to use last backup for recovery.
 
DEBUG:  CheckPoint record at (6, 4150292860)
DEBUG:  Redo record at (6, 4144414796); Undo record at (6, 3622728240); Shutdown FALSE
DEBUG:  NextTransactionId: 156659; NextOid: 7401689
DEBUG:  database system was not properly shut down; automatic recovery in progress...
DEBUG:  redo starts at (6, 4144414796)
NOTICE:  PageAddItem: tried overwrite of used ItemId
FATAL 2:  heap_update_redo: failed to add tuple
DEBUG:  proc_exit(2)
DEBUG:  shmem_exit(2)
DEBUG:  exit(2)
/usr/local/pgsql/bin/postmaster: reaping dead processes...
Startup failed - abort