Kernel panic at sctp_err_lookup

Issue

• Kernel panic at sctp_err_lookup during sctp traffic, when the destination is unreachable.

Unable to handle kernel NULL pointer dereference at virtual address 00000018
 printing eip:
f8e0630b
*pde = 33635001
Oops: 0002 [#1]
SMP 
Modules linked in: netconsole netdump sctp nfs lockd nfs_acl txpci(U) cxsw(U) cx(U) cg6ksw(U) cg6k(U) aghw(U) tsi(U) parport_pc lp parport i2c_dev i2c_core sunrpc md5 ipv6 dm_mirror dm_mod joydev button battery ac sr_mod usb_storage uhci_hcd ehci_hcd hw_random tg3(U) ext3 jbd cciss sd_mod scsi_mod
CPU:    0
EIP:    0060:[<f8e0630b>]    Tainted: PF     VLI
EFLAGS: 00010206   (2.6.9-42.ELsmp) 
EIP is at sctp_err_lookup+0x12d/0x153 [sctp]
eax: f79ce080   ebx: c03ceed8   ecx: 0000009e   edx: f7f05440
esi: c6172000   edi: c03ceeb8   ebp: f319b580   esp: c03ceeac
ds: 007b   es: 007b   ss: 0068
Process swapper (pid: 0, threadinfo=c03ce000 task=c0322a80)
Stack: 00000000 f798d840 f7990200 0b5e0002 b895a8c0 00000003 f319b580 c03ceee0 
       c02be4af d295a8c0 d295a8c0 0b6d0002 d295a8c0 00000000 00000000 b895a8c0 
       00000000 00000000 00000000 00000001 f319b580 f319b580 f798d824 f8e063d0 
Call Trace:
 [<c02be4af>] inet_addr_type+0x64/0xa6
 [<f8e063d0>] sctp_v4_err+0x5f/0x11f [sctp]
 [<c02b7ede>] icmp_unreach+0x242/0x263
 [<c02b8319>] icmp_rcv+0x141/0x18c
 [<c0297084>] ip_local_deliver+0xfe/0x1e8
 [<c0297664>] ip_rcv+0x366/0x417
 [<c0280b81>] netif_receive_skb+0x2ac/0x2ec
 [<c0280c3c>] process_backlog+0x7b/0xfd
 [<c0280d6c>] net_rx_action+0xae/0x160
 [<c01269b8>] __do_softirq+0x4c/0xb1
 [<c010819f>] do_softirq+0x4f/0x56
 =======================
 [<c011749e>] smp_apic_timer_interrupt+0x9a/0x9c
 [<c02d5142>] apic_timer_interrupt+0x1a/0x20
 [<c01040e8>] mwait_idle+0x33/0x42
 [<c01040a0>] cpu_idle+0x26/0x3b
 [<c0395786>] start_kernel+0x199/0x19d
Code: 44 24 64 89 30 8b 44 24 08 8b 54 24 68 89 02 89 d8 eb 36 8b 15 28 c5 46 c0 b8 00 f0 ff ff 21 e0 8b 40 10 f7 d2 8b 04 82 ff 40 08 <f0> ff 0d 18 00 00 00 0f 94 c0 84 c0 74 07 31 c0 e8 e7 42 47 c7