what is g_vfs_done() and error = 6?? how to fix it??

[binto]

Also i got before it's reboot suddenly:
panic: initiate_write_inodeblock_ufs2: already started

Thanks
Binto
  ----- Original Message ----- 
  From: binto 
  To: freebsd-fs at freebsd.org 
  Sent: Monday, April 04, 2011 7:39 PM
  Subject: what is g_vfs_done() and error = 6?? how to fix it??


  I got error message & my server suddenly drop :

  g_vfs_done() error = 6

  g_vfs_done(): ad10s2a[READ(offset=1348599808, length=16384)]error = 6  anyone can help me please??

  Thank you 
  binto