Why iscsid preventing machine shutdown or reboot ?

Issue

• Why iscsid preventing machine shutdown or reboot?

  While rebooting or shut down the server hangs at sync of iscsi devices

    Stopping portmap: [  OK  ]
    Stopping auditd: audit(1285079179.605:44): audit_pid=0 old=1519 by auid=4294967295
    [  OK  ]
    Shutting down kernel logger: [  OK  ]
    Shutting down system logger: [  OK  ]
    Shutting down interface eth0:  [  OK  ]
    Shutting down loopback interface:  [  OK  ]
    Starting killall:  [  OK  ]
    Sending all processes the TERM signal... 
    connection1:0: ping timeout of 5 secs expired, recv timeout 5, last rx 4295504890, last ping 4295509890, now 4295514890
    connection1:0: detected conn error (1011)
    connection2:0: ping timeout of 5 secs expired, recv timeout 5, last rx 4295504891, last ping 4295509891, now 4295514896
    connection2:0: detected conn error (1011)
    Sending all processes the KILL signal... 
    Saving random seed:  
    Syncing hardware clock to system time type=1111 audit(1285079188.000:45): user pid=18553 uid=0 auid=4294967295 msg='changing system time: exe="/sbin/hwclock" (hostname=?, addr=?, terminal=console res=success)'

    Turning off swap:  
    Turning off quotas:  
    Unmounting pipe file systems:  
    Unmounting file systems:  
    Please stand by while rebooting the system...
    md: stopping all md devices.
    Synchronizing SCSI cache for disk sdaf: