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Date: Wed, 21 Jul 2010 16:30:11 +0200 From: Eric Dumazet <eric.dumazet@...il.com> To: Denys Fedoryshchenko <nuclearcat@...learcat.com> Cc: netdev@...r.kernel.org, jeffrey.t.kirsher@...el.com, Jesse Brandeburg <jesse.brandeburg@...el.com>, Bruce Allan <bruce.w.allan@...el.com>, Alex Duyck <alexander.h.duyck@...el.com> Subject: Re: 2.6.34.1, e1000e, VLAN's and kernel BUG Le mercredi 21 juillet 2010 à 17:03 +0300, Denys Fedoryshchenko a écrit : > I experience similar issue with router , also e1000e and VLAN's, now crashed > completely different server, with different job (on this interface only > PPPoE) but same was : VLAN's on one of interfaces and e1000e driver for > network card on this interface. > > Old report is at > http://marc.info/?l=linux-netdev&m=127101842721222&w=2 > > Hardware is very different, old one was 04:00.0 Ethernet controller: Intel > Corporation 80003ES2LAN Gigabit Ethernet Controller (Copper) (rev 01) > and Sun server with Xeon amd64, new one is just Core 2 Quad with 32-bit > kernel. > > MASTER_PPPOE_WORLDNET ~ # ethtool -i eth1 > driver: e1000e > version: 1.0.2-k2 > firmware-version: 1.8-5 > bus-info: 0000:00:19.0 > > 00:19.0 Ethernet controller: Intel Corporation 82567LF-2 Gigabit Network > Connection > > IRQ's > 24: 1290189 1312386 1289973 1310347 PCI-MSI-edge eth1 > > > Jul 21 16:45:45 PPPOE kernel: [938915.369647] BUG: unable to handle kernel > NULL pointer dereference at (null) > Jul 21 16:45:45 PPPOE kernel: [938915.369750] IP: [<c0297733>] > dev_queue_xmit+0x279/0x410 > Jul 21 16:45:45 PPPOE kernel: [938915.369822] *pdpt = 0000000022435001 *pde = > 0000000000000000 > Jul 21 16:45:45 PPPOE kernel: [938915.369890] Oops: 0000 [#1] SMP > Jul 21 16:45:45 PPPOE kernel: [938915.369953] last sysfs file: > /sys/devices/system/cpu/online > Jul 21 16:45:45 PPPOE kernel: [938915.370039] Modules linked in: > nf_conntrack_netlink nfnetlink rtc_cmos rtc_core rtc_lib act_skbedit > sch_ingress sch_prio netconsole co > nfigfs cls_flow cls_u32 em_meta cls_basic xt_dscp ipt_REJECT ts_bm xt_string > xt_hl ifb cl > Jul 21 16:45:45 PPPOE kernel: [938915.370253] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] Pid: 10, comm: ksoftirqd/2 > Tainted: G W 2.6.34.1-build-0053 #2 DG45ID/ > Jul 21 16:45:45 PPPOE kernel: [938915.370253] EIP: 0060:[<c0297733>] EFLAGS: > 00010202 CPU: 2 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] EIP is at > dev_queue_xmit+0x279/0x410 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] EAX: e9f72000 EBX: 00000000 ECX: > e9f786b0 EDX: f6e8c000 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] ESI: f74af180 EDI: 000000eb EBP: > c5301b74 ESP: c5301b5c > Jul 21 16:45:45 PPPOE kernel: [938915.370253] DS: 007b ES: 007b FS: 00d8 GS: > 0000 SS: 0068 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] Process ksoftirqd/2 (pid: 10, > ti=c5301000 task=f7480000 task.ti=f7461000) > Jul 21 16:45:45 PPPOE kernel: [938915.370253] Stack: > Jul 21 16:45:45 PPPOE kernel: [938915.370253] e9f786b0 f6e8c000 f6fabe40 > f614ea00 e9f786b0 000000eb c5301b88 f8817062 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] <0> f6184800 e9f786b0 c0410540 > c5301bb0 c0297307 f614ea00 f6184800 f88184cc > Jul 21 16:45:45 PPPOE kernel: [938915.370253] <0> 00000003 00008864 00000002 > f614ea00 00000000 c5301bd0 c029781c e9f786b0 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] Call Trace: > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<f8817062>] ? > vlan_dev_hwaccel_hard_start_xmit+0x58/0x6c [8021q] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c0297307>] ? > dev_hard_start_xmit+0x210/0x2dd > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c029781c>] ? > dev_queue_xmit+0x362/0x410 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02a48be>] ? > eth_header+0x0/0x92 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<f8c21e53>] ? > __pppoe_xmit+0x11c/0x132 [pppoe] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<f8c21e73>] ? > pppoe_xmit+0xa/0xc [pppoe] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<f8c06579>] ? > ppp_push+0x67/0x4bf [ppp_generic] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<f88947ae>] ? > tcp_manip_pkt+0xb4/0xc6 [nf_nat] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02907b5>] ? > __kfree_skb+0x6e/0x71 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02900c1>] ? > skb_dequeue+0x45/0x4c > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<f8c070e8>] ? > ppp_xmit_process+0x3c6/0x427 [ppp_generic] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c028fff9>] ? > skb_queue_tail+0x2d/0x32 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<f8c0725c>] ? > ppp_start_xmit+0x113/0x12c [ppp_generic] > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c0297307>] ? > dev_hard_start_xmit+0x210/0x2dd > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02a53e2>] ? > sch_direct_xmit+0x4c/0x122 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02a554a>] ? > __qdisc_run+0x92/0xa8 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02977d4>] ? > dev_queue_xmit+0x31a/0x410 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02b60fc>] ? > ip_finish_output2+0x188/0x1b3 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02b6179>] ? > ip_finish_output+0x52/0x54 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02b61fc>] ? > ip_output+0x81/0x8a > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02b5685>] ? > ip_local_out+0x18/0x1b > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02b5e00>] ? > ip_queue_xmit+0x2c3/0x2f9 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c01ac33e>] ? > ep_poll_callback+0x8d/0xa4 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c0120cb3>] ? > __wake_up_common+0x35/0x5b > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02c82b2>] ? > tcp_v4_send_check+0x7d/0xb7 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02c4db8>] ? > tcp_transmit_skb+0x623/0x65a > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02c4eb8>] ? > tcp_send_ack+0x25/0xd9 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02c4f64>] ? > tcp_send_ack+0xd1/0xd9 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02c29ea>] ? > __tcp_ack_snd_check+0x5e/0x73 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02c3483>] ? > tcp_rcv_established+0x5b2/0x5e1 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c02c90fd>] ? > tcp_v4_do_rcv+0x24/0x171 > Jul 21 16:45:45 PPPOE kernel: [938915.370253] [<c013169b>] ? > local_bh_enable+0xb/0xd > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c02c95f0>] ? > tcp_v4_rcv+0x3a6/0x582 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c02b266c>] ? > ip_local_deliver_finish+0xba/0x10b > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c02b271e>] ? > ip_local_deliver+0x61/0x6a > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c02b237b>] ? > ip_rcv_finish+0x25b/0x271 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c02b2593>] ? > ip_rcv+0x202/0x221 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c0296889>] ? > netif_receive_skb+0x3e4/0x403 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c029690c>] ? > process_backlog+0x64/0x8a > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c0296a93>] ? > net_rx_action+0x8d/0x14a > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c013177c>] ? > __do_softirq+0x77/0xe7 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c0131705>] ? > __do_softirq+0x0/0xe7 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] <IRQ> > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c0131365>] ? > run_ksoftirqd+0x56/0xde > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c013130f>] ? > run_ksoftirqd+0x0/0xde > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c013d5bd>] ? > kthread+0x61/0x66 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c013d55c>] ? kthread+0x0/0x66 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] [<c0102c76>] ? > kernel_thread_helper+0x6/0x10 > Jul 21 16:45:45 PPPOE kernel: [938915.374483] Code: 0c 8b 45 e8 0f b7 f2 c1 e6 > 07 66 89 50 7c 8b 55 ec 8b 4d e8 03 b2 00 02 00 00 66 8b 41 7a 8b 5e 04 80 e4 > cf 80 cc 20 > 66 89 41 7a <83> 3b 00 0f 84 a0 00 00 00 8d 7b 5c 89 f8 e8 5c de 05 00 f6 43 > -- You might need patch provided by commit b0f77d0eae0c58a5a http://git2.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0f77d0eae0c58a5a -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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