kernel oops with latest FC2 kernel

[Christopher Chan]

Unable to handle kernel NULL pointer dereference at virtual address 00000004
  printing eip:
42839407
*pde = 00003001
Oops: 0002 [#1]
SMP
Modules linked in: md5 ipv6 autofs4 e100 mii ipt_REJECT iptable_filter 
ip_tables floppy sg scsi_mod microcode dm_mod ohci_hcd ext3 jbd raid1 raid0
CPU:    1
EIP:    0060:[<42839407>]    Not tainted
EFLAGS: 00010202   (2.6.8-1.521smp)
EIP is at journal_commit_transaction+0x70c/0x13f7 [jbd]
eax: 0fba338c   ebx: 00000000   ecx: 0b8744c0   edx: 00000000
esi: 0fba338c   edi: 41fc2200   ebp: 3dc09e60   esp: 3fd40da0
ds: 007b   es: 007b   ss: 0068
Process kjournald (pid: 910, threadinfo=3fd40000 task=3fe4b850)
Stack: 00000000 00000000 00000000 00000000 00000000 1a6bd53c 41fc2200 
1197029c
        00001cc5 00000001 3fd40e14 0211c589 000005de ffffffff 00000001 
00000080
        00000300 00000300 00000300 00000000 0240d02c 00000000 00000000 
3fe4b850
Call Trace:
  [<0211c589>] find_busiest_group+0xe6/0x2b7
  [<0211ebdc>] autoremove_wake_function+0x0/0x2d
  [<0211c589>] find_busiest_group+0xe6/0x2b7
  [<0211ebdc>] autoremove_wake_function+0x0/0x2d
  [<022d661a>] schedule+0x65e/0x6e9
  [<02128521>] del_timer_sync+0x6f/0x87
  [<4283c18f>] kjournald+0x10d/0x326 [jbd]
  [<0211ebdc>] autoremove_wake_function+0x0/0x2d
  [<0211ebdc>] autoremove_wake_function+0x0/0x2d
  [<4283c07c>] commit_timeout+0x0/0x5 [jbd]
  [<4283c082>] kjournald+0x0/0x326 [jbd]
  [<021041f1>] kernel_thread_helper+0x5/0xb
Code: f0 ff 43 04 8b 03 a8 04 0f 84 b1 00 00 00 8b 4c 24 18 b2 01