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Date: Wed, 03 Oct 2007 17:12:44 +0200 From: Cedric Le Goater <clg@...ibm.com> To: Cedric Le Goater <legoater@...e.fr> CC: Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>, David Miller <davem@...emloft.net>, Netdev <netdev@...r.kernel.org> Subject: Re: [PATCH net-2.6.24 0/3]: More TCP fixes Cedric Le Goater wrote: > Ilpo Järvinen wrote: >> On Wed, 3 Oct 2007, Cedric Le Goater wrote: >> >>> Ilpo Järvinen wrote: >>>> Ah, that's path 1) then... Since you seem to have enough time, I would say >>>> that the path 1 is good as well and bugs unrelated to the fix will show up >>>> there too... >>> arg. yes. sorry for the confusion. >>> >>>> I should have stated it explicitly that with path 2 those 3 patches should >>>> not be applied because the aim is not a fix but reproducal. Path 2 was >>>> intentionally left without the potentional fix as then nice backtrace >>>> informs when we can stop trying (which would hopefully occurred >>>> pretty soon) :-). But lets discard that path 2... >>> I have 2 spare nodes so i'll run both. 1) is on already without any issues >>> i'm just compiling 2) > > Below are the messages I got on 2) right after running ketchup (which does > a wget www.kernel.org) > > not a warning on 1) with your extra verbose patch. bummer, I got this one on 1) :( C. WARNING: at /home/legoater/linux/net-2.6.24.git/net/ipv4/tcp_input.c:2325 tcp_fastretrans_alert() Call Trace: <IRQ> [<ffffffff8022ddb6>] __wake_up+0x1f/0x4c [<ffffffff803fd9d3>] tcp_ack+0xcee/0x18ac [<ffffffff80400764>] tcp_rcv_established+0x61f/0x6df [<ffffffff8024e8d8>] __lock_acquire+0x8a1/0xf1b [<ffffffff8040795b>] tcp_v4_do_rcv+0x3e/0x394 [<ffffffff804082d5>] tcp_v4_rcv+0x624/0x9b1 [<ffffffff803ecfa3>] ip_local_deliver+0x1da/0x2a4 [<ffffffff803ed900>] ip_rcv+0x57c/0x5c4 [<ffffffff8045ae53>] packet_rcv_spkt+0x19a/0x1a8 [<ffffffff803ce78e>] netif_receive_skb+0x2ba/0x2de [<ffffffff88044505>] :tg3:tg3_poll+0x65d/0x8a4 [<ffffffff803ce958>] net_rx_action+0xb8/0x191 [<ffffffff802385cb>] __do_softirq+0x5f/0xe0 [<ffffffff8020c97c>] call_softirq+0x1c/0x28 [<ffffffff8020e672>] do_softirq+0x3b/0xb9 [<ffffffff802386c2>] irq_exit+0x4e/0x50 [<ffffffff8020e48e>] do_IRQ+0xbe/0xd8 [<ffffffff80209cb9>] mwait_idle+0x0/0x4d [<ffffffff8020bcc6>] ret_from_intr+0x0/0xf <EOI> [<ffffffff80464e10>] __sched_text_start+0x5f0/0x62b [<ffffffff80464e10>] __sched_text_start+0x5f0/0x62b [<ffffffff80209cfc>] mwait_idle+0x43/0x4d [<ffffffff802099fb>] enter_idle+0x22/0x24 [<ffffffff80209c4f>] cpu_idle+0x9d/0xc0 [<ffffffff80464513>] rest_init+0x57/0x59 [<ffffffff8060c82a>] start_kernel+0x2d1/0x2dd [<ffffffff8060c14e>] _sinittext+0x14e/0x155 WARNING: at /home/legoater/linux/net-2.6.24.git/net/ipv4/tcp_input.c:2325 tcp_fastretrans_alert() Call Trace: <IRQ> [<ffffffff8022ddb6>] __wake_up+0x1f/0x4c [<ffffffff803fd9d3>] tcp_ack+0xcee/0x18ac [<ffffffff80400764>] tcp_rcv_established+0x61f/0x6df [<ffffffff8024e8d8>] __lock_acquire+0x8a1/0xf1b [<ffffffff8040795b>] tcp_v4_do_rcv+0x3e/0x394 [<ffffffff804082d5>] tcp_v4_rcv+0x624/0x9b1 [<ffffffff803ecfa3>] ip_local_deliver+0x1da/0x2a4 [<ffffffff803ed900>] ip_rcv+0x57c/0x5c4 [<ffffffff8045ae53>] packet_rcv_spkt+0x19a/0x1a8 [<ffffffff803ce78e>] netif_receive_skb+0x2ba/0x2de [<ffffffff88044505>] :tg3:tg3_poll+0x65d/0x8a4 [<ffffffff803ce958>] net_rx_action+0xb8/0x191 [<ffffffff802385cb>] __do_softirq+0x5f/0xe0 [<ffffffff8020c97c>] call_softirq+0x1c/0x28 [<ffffffff8020e672>] do_softirq+0x3b/0xb9 [<ffffffff802386c2>] irq_exit+0x4e/0x50 [<ffffffff8020e48e>] do_IRQ+0xbe/0xd8 [<ffffffff80209cb9>] mwait_idle+0x0/0x4d [<ffffffff8020bcc6>] ret_from_intr+0x0/0xf <EOI> [<ffffffff80464e10>] __sched_text_start+0x5f0/0x62b [<ffffffff80464e10>] __sched_text_start+0x5f0/0x62b [<ffffffff80209cfc>] mwait_idle+0x43/0x4d [<ffffffff802099fb>] enter_idle+0x22/0x24 [<ffffffff80209c4f>] cpu_idle+0x9d/0xc0 [<ffffffff80464513>] rest_init+0x57/0x59 [<ffffffff8060c82a>] start_kernel+0x2d1/0x2dd - 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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