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kernel BUG at <bad filename>:10473!
invalid operand: 0000 [#1]
Modules linked in: iscsi_tcp iscsi_if iscsi_trgt crc32c
CPU:    0
EIP:    0061:[<c8b6634d>]    Not tainted VLI
EFLAGS: 00011246   (2.6.11-xen0) 
EIP is at iscsi_tcp_data_recv+0x107/0x147 [iscsi_tcp]
eax: 00000000   ebx: c76bd400   ecx: c3b80400   edx: c5242380
esi: 00000000   edi: 00000024   ebp: c295fa2c   esp: c295f9d4
ds: 007b   es: 007b   ss: 0069
Process istd0 (pid: 5373, threadinfo=c295e000 task=c3365a20)
Stack: 00000000 c3f06eb8 c76bda80 c5242380 00000024 d95d6a9b c3b80444 c02e4cf2 
       c295fa2c c5242380 00000000 00000024 00000000 00000000 d95d6a9b 00000020 
       c3b80400 00000000 c8b663be c3b80400 c295fa2c c8b66246 d95d6a9b 00000000 
Call Trace:
 [<c02e4cf2>] tcp_read_sock+0xee/0x18b
 [<c8b663be>] iscsi_tcp_data_ready+0x31/0x35 [iscsi_tcp]
 [<c8b66246>] iscsi_tcp_data_recv+0x0/0x147 [iscsi_tcp]
 [<c02ed1c4>] tcp_rcv_established+0x319/0x840
 [<c02f576b>] tcp_v4_do_rcv+0x10c/0x126
 [<c02f5e75>] tcp_v4_rcv+0x6f0/0x7ad
 [<c02db673>] ip_local_deliver_finish+0x0/0x13f
 [<c02db6e6>] ip_local_deliver_finish+0x73/0x13f
 [<c02db673>] ip_local_deliver_finish+0x0/0x13f
 [<c02cdc07>] nf_hook_slow+0xef/0x10e
 [<c02db673>] ip_local_deliver_finish+0x0/0x13f
 [<c02db5ff>] ip_local_deliver+0x161/0x1d5
 [<c02db673>] ip_local_deliver_finish+0x0/0x13f
 [<c02dbdef>] ip_rcv_finish+0x179/0x29a
 [<c02dbc76>] ip_rcv_finish+0x0/0x29a
 [<c02cd840>] nf_iterate+0x58/0xaa
 [<c02dbc76>] ip_rcv_finish+0x0/0x29a
 [<c02dbc76>] ip_rcv_finish+0x0/0x29a
 [<c02cdc07>] nf_hook_slow+0xef/0x10e
 [<c02dbc76>] ip_rcv_finish+0x0/0x29a
 [<c02dbb54>] ip_rcv+0x3a2/0x4c4
 [<c02dbc76>] ip_rcv_finish+0x0/0x29a
 [<c02e9acb>] tcp_ack_saw_tstamp+0x1f/0x4e
 [<c02c45a5>] netif_receive_skb+0x294/0x31d
 [<c02c46bf>] process_backlog+0x91/0x13f
 [<c02de6c5>] ip_finish_output2+0x0/0x1c8
 [<c02c47f0>] net_rx_action+0x83/0x134
 [<c011c6e2>] __do_softirq+0x52/0xb2
 [<c011c785>] do_softirq+0x43/0x4b
 [<c011c7ff>] local_bh_enable+0x72/0x74
 [<c02c3e5e>] dev_queue_xmit+0x20e/0x258
 [<c02cdc07>] nf_hook_slow+0xef/0x10e
 [<c02de6c5>] ip_finish_output2+0x0/0x1c8
 [<c02de47b>] dst_output+0x0/0x26
 [<c02de5c8>] ip_finish_output+0x127/0x224
 [<c02de6c5>] ip_finish_output2+0x0/0x1c8
 [<c02de47b>] dst_output+0x0/0x26
 [<c02de48c>] dst_output+0x11/0x26
 [<c02cdc07>] nf_hook_slow+0xef/0x10e
 [<c02de47b>] dst_output+0x0/0x26
 [<c02ded08>] ip_queue_xmit+0x271/0x4cc
 [<c02de47b>] dst_output+0x0/0x26
 [<c016b813>] __mark_inode_dirty+0xc3/0x198
 [<c012a435>] autoremove_wake_function+0x0/0x4b
 [<c0301f91>] inet_ioctl+0x53/0xa9
 [<c02eeb4a>] tcp_transmit_skb+0x382/0x700
 [<c02ef8a5>] tcp_write_xmit+0x119/0x2fe
 [<c02be659>] alloc_skb+0x47/0xe0
 [<c02e38e0>] do_tcp_sendpages+0x9e1/0xa4a
 [<c02e39b5>] tcp_sendpage+0x6c/0x7f
 [<c8ad9c29>] write_data+0x228/0x459 [iscsi_trgt]
 [<c8ad89a5>] set_cork+0x4b/0x54 [iscsi_trgt]
 [<c02e3949>] tcp_sendpage+0x0/0x7f
 [<c8ad9fcc>] do_send+0x11/0x47 [iscsi_trgt]
 [<c8ada132>] send+0x130/0x275 [iscsi_trgt]
 [<c8ad93f1>] is_data_available+0x36/0x46 [iscsi_trgt]
 [<c8ada2b4>] process_io+0x3d/0x73 [iscsi_trgt]
 [<c8ada554>] istd+0x78/0xd1 [iscsi_trgt]
 [<c8ada4dc>] istd+0x0/0xd1 [iscsi_trgt]
 [<c012a02c>] kthread+0x90/0xba
 [<c0129f9c>] kthread+0x0/0xba
 [<c0106ff1>] kernel_thread_helper+0x5/0xb
Code: 83 f8 f5 74 2d 89 44 24 08 8b 83 f4 00 00 00 8b 93 f8 00 00 00 89 54 24 04 89 04 24 e8 19 24 ff ff 83 c4 0c 31 c0 5b 5e 5f 5d c3 <0f> 0b e9 28 ff ff ff 8b 43 64 e9 46 ff ff ff 83 f8 f5 90 75 c5 
 <0>Kernel panic - not syncing: Fatal exception in interrupt
 <0>Rebooting in 900 seconds..