------------[ cut here ]------------
WARNING: at /build/buildd/linux-2.6.28/net/ipv4/tcp_input.c:2232 tcp_mark_head_lost+0x1d3/0x1f0()
Modules linked in: xt_limit xt_tcpudp ipt_LOG ipt_MASQUERADE xt_DSCP ipt_REJECT nf_conntrack_irc nf_conntrack_ftp xt_state binfmt_misc i915 drm ppdev bridge stp bnep input_polldev nls_iso8859_1 nls_cp437 vfat fat dm_crypt coretemp sbp2 lp parport joydev arc4 snd_hda_intel snd_pcm_oss ecb snd_mixer_oss snd_pcm snd_seq_dummy iwl3945 snd_seq_oss pcmcia iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 iptable_mangle snd_seq_midi snd_rawmidi iptable_filter snd_seq_midi_event ip_tables mac80211 snd_seq snd_timer snd_seq_device iTCO_wdt iTCO_vendor_support tifm_7xx1 x_tables led_class psmouse yenta_socket rsrc_nonstatic tifm_core intel_agp serio_raw pcspkr snd soundcore snd_page_alloc sdhci_pci sdhci pcmcia_core agpgart cfg80211 video output e100 mii ohci1394 ieee1394 fbcon tileblit font bitblit softcursor
Pid: 0, comm: swapper Not tainted 2.6.28-13-generic #45-Ubuntu
Call Trace:
 [<c04fcbf6>] ? printk+0x18/0x1a
 [<c0139b24>] warn_on_slowpath+0x54/0x80
 [<c0431aa0>] ? dev_queue_xmit+0xc0/0x3e0
 [<c04579a5>] ? ip_finish_output+0x185/0x280
 [<c0127453>] ? kmap_atomic_prot+0x43/0xe0
 [<c0457af0>] ? ip_output+0x50/0xa0
 [<c01274fe>] ? kmap_atomic+0xe/0x10
 [<c02adcc5>] ? scatterwalk_map+0x35/0x50
 [<c02afd45>] ? blkcipher_walk_next+0x1c5/0x3d0
 [<c01273ed>] ? kunmap_atomic+0x7d/0xa0
 [<c0461423>] tcp_mark_head_lost+0x1d3/0x1f0
 [<c04614e4>] tcp_update_scoreboard+0xa4/0x1d0
 [<c0465f98>] tcp_fastretrans_alert+0x808/0xc40
 [<c0467005>] tcp_ack+0x405/0x5a0
 [<c04679cd>] tcp_rcv_established+0x2ed/0x650
 [<c046f18d>] tcp_v4_do_rcv+0xcd/0x200
 [<f7d76391>] ? __nf_ct_deliver_cached_events+0x51/0x60 [nf_conntrack]
 [<c043b1f5>] ? sk_filter+0x85/0xc0
 [<c0470aa7>] tcp_v4_rcv+0x537/0x720
 [<c0452d50>] ? ip_local_deliver_finish+0x0/0x190
 [<c044c69f>] ? nf_hook_slow+0x9f/0xe0
 [<c0452df5>] ip_local_deliver_finish+0xa5/0x190
 [<c0452f6f>] ip_local_deliver+0x8f/0xa0
 [<c0452d50>] ? ip_local_deliver_finish+0x0/0x190
 [<c045276e>] ip_rcv_finish+0x14e/0x330
 [<c044c69f>] ? nf_hook_slow+0x9f/0xe0
 [<c0452620>] ? ip_rcv_finish+0x0/0x330
 [<c0452b87>] ip_rcv+0x237/0x280
 [<c0452620>] ? ip_rcv_finish+0x0/0x330
 [<c0431644>] netif_receive_skb+0x284/0x540
 [<c043196b>] process_backlog+0x6b/0xe0
 [<c043112d>] net_rx_action+0xed/0x220
 [<c013f197>] __do_softirq+0x97/0x170
 [<c013f2cd>] do_softirq+0x5d/0x60
 [<c013f445>] irq_exit+0x55/0x90
 [<c0106853>] do_IRQ+0x83/0xa0
 [<c01051f3>] common_interrupt+0x23/0x30
 [<c0319627>] ? acpi_idle_enter_bm+0x269/0x2b8
 [<c040b60f>] cpuidle_idle_call+0x6f/0xd0
 [<c010285d>] cpu_idle+0x6d/0xd0
 [<c04ed23e>] rest_init+0x4e/0x60
---[ end trace 4013d8a49a824336 ]---