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Date: Sat, 20 Sep 2008 20:31:36 +0200 From: Jarek Poplawski <jarkao2@...il.com> To: Badalian Vyacheslav <slavon@...telecom.ru> CC: netdev@...r.kernel.org, LKML <linux-kernel@...r.kernel.org> Subject: Re: Machine Check Exception Was: NetDev! Please help! Badalian Vyacheslav wrote, On 09/20/2008 03:19 PM: > Hello all. Hi Vyacheslav, I think it might be something more than netdev. Please, read in the kernel config the comment to Processor type and features/Machine Check Exception. I pasted your second message below and Cc linux-kernel. Jarek P. > We buy 10 Intel servers and paste it to shape traffic. After 5-15 hours > all PC is was freeze! Kernel not see TCO watchdog at this platform and > can't reboot it!. Soft Watchdog not reboot pc in this situation. =( > > At screen we see messages like this (when it freeze and i was near monitor): > > http://www.kerneloops.org/guilty.php?guilty=dev_watchdog&version=2.6.26-release&start=1736704&end=1769471&class=warn > > Also by netconsole we was get this one time: > > [ 1352.245851] netconsole: network logging started > [ 1458.400133] 802.1Q VLAN Support v1.8 Ben Greear <greearb@...delatech.com> > [ 1458.400133] All bugs added by David S. Miller <davem@...hat.com> > [ 4956.420298] CPU 1: Machine Check Exception: 0000000000000005 > [ 4956.420298] e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang > [ 4956.420300] Tx Queue <0> > [ 4956.420300] TDH <81> > [ 4956.420301] TDT <81> > [ 4956.420302] next_to_use <81> > [ 4956.420302] next_to_clean <d6> > [ 4956.420303] buffer_info[next_to_clean] > [ 4956.420303] time_stamp <15498d> > [ 4956.420304] next_to_watch <d6> > [ 4956.420304] jiffies <15511c> > [ 4956.420305] next_to_watch.status <1> > [ 4956.420537] eth1: Detected Tx Unit Hang: > [ 4956.420538] TDH <b0> > [ 4956.420538] TDT <b0> > [ 4956.420539] next_to_use <b0> > [ 4956.420539] next_to_clean <5> > [ 4956.420540] buffer_info[next_to_clean]: > [ 4956.420540] time_stamp <15498e> > [ 4956.420541] next_to_watch <5> > [ 4956.420542] jiffies <15511c> > [ 4956.420542] next_to_watch.status <1> > [ 4956.423064] CPU 1: Bank 0: 3200004000000800 > [ 4956.423190] CPU 1: Bank 5: 3200220024080400 > [ 4956.423315] Kernel panic - not syncing: CPU context corrupt > [ 4956.423933] Rebooting in 3 seconds..[ 531.843998] CPU 2: Machine > Check Exception: 0000000000000005 > [ 531.843998] CPU 0: Machine Check Exception: 0000000000000004 > [ 531.844000] CPU 0: Bank 0: 3200004000000800 > [ 531.844001] CPU 0: Bank 5: 3200121014040400 > [ 531.844002] Kernel panic - not syncing: CPU context corrupt > [ 531.844916] Rebooting in 3 seconds.. > > This out of lspci: > > 00:00.0 Host bridge: Intel Corporation Server DRAM Controller > 00:19.0 Ethernet controller: Intel Corporation 82566DM-2 Gigabit Network > Connection (rev 02) > 00:1a.0 USB Controller: Intel Corporation USB UHCI Controller #4 (rev 02) > 00:1a.1 USB Controller: Intel Corporation USB UHCI Controller #5 (rev 02) > 00:1a.2 USB Controller: Intel Corporation USB UHCI Controller #6 (rev 02) > 00:1a.7 USB Controller: Intel Corporation USB2 EHCI Controller #2 (rev 02) > 00:1c.0 PCI bridge: Intel Corporation PCI Express Port 1 (rev 02) > 00:1c.4 PCI bridge: Intel Corporation PCI Express Port 5 (rev 02) > 00:1d.0 USB Controller: Intel Corporation USB UHCI Controller #1 (rev 02) > 00:1d.1 USB Controller: Intel Corporation USB UHCI Controller #2 (rev 02) > 00:1d.2 USB Controller: Intel Corporation USB UHCI Controller #3 (rev 02) > 00:1d.7 USB Controller: Intel Corporation USB2 EHCI Controller #1 (rev 02) > 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 92) > 00:1f.0 ISA bridge: Intel Corporation LPC Interface Controller (rev 02) > 00:1f.2 SATA controller: Intel Corporation 6 port SATA AHCI Controller > (rev 02) > 00:1f.3 SMBus: Intel Corporation SMBus Controller (rev 02) > 02:00.0 VGA compatible controller: Matrox Graphics, Inc. MGA G200e > [Pilot] ServerEngines (SEP1) (rev 02) > 03:02.0 Ethernet controller: Intel Corporation 82541GI Gigabit Ethernet > Controller (rev 05) > > lspci -tv > -[0000:00]-+-00.0 Intel Corporation Server DRAM Controller > +-19.0 Intel Corporation 82566DM-2 Gigabit Network Connection > +-1a.0 Intel Corporation USB UHCI Controller #4 > +-1a.1 Intel Corporation USB UHCI Controller #5 > +-1a.2 Intel Corporation USB UHCI Controller #6 > +-1a.7 Intel Corporation USB2 EHCI Controller #2 > +-1c.0-[0000:01]-- > +-1c.4-[0000:02]----00.0 Matrox Graphics, Inc. MGA G200e > [Pilot] ServerEngines (SEP1) > +-1d.0 Intel Corporation USB UHCI Controller #1 > +-1d.1 Intel Corporation USB UHCI Controller #2 > +-1d.2 Intel Corporation USB UHCI Controller #3 > +-1d.7 Intel Corporation USB2 EHCI Controller #1 > +-1e.0-[0000:03]----02.0 Intel Corporation 82541GI Gigabit > Ethernet Controller > +-1f.0 Intel Corporation LPC Interface Controller > +-1f.2 Intel Corporation 6 port SATA AHCI Controller > \-1f.3 Intel Corporation SMBus Controller > > All tests in 2.6.26.2 kernel... now i try compile 2.6.26.5 kernel, but > if KernelOops is right - its not will help. > > I hope NetDev help! > If any information or test is needed - please write! > > Thanks for anyone! > > Badalian Vyacheslav. Badalian Vyacheslav wrote, On 09/20/2008 03:38 PM: > New crash.... netconsole log: > > [ 116.333349] ------------[ cut here ]------------ > [ 116.333516] WARNING: at net/sched/sch_generic.c:222 > dev_watchdog+0xf1/0x110() > [ 116.333690] Modules linked in: netconsole i2c_i801 i2c_core e1000e e1000 > [ 116.334199] Pid: 0, comm: swapper Not tainted 2.6.26-gentoo-r1-fw #2 > [ 116.334371] [<c012506f>] warn_on_slowpath+0x5f/0x90 > [ 116.334597] [<c011dd1a>] enqueue_task_fair+0x1a/0x30 > [ 116.334823] [<c011b962>] enqueue_task+0x12/0x30 > [ 116.335046] [<c011b9d3>] activate_task+0x23/0x40 > [ 116.335268] [<c011e01a>] try_to_wake_up+0x6a/0x110 > [ 116.335491] [<c0137c7b>] autoremove_wake_function+0x1b/0x50 > [ 116.335718] [<c011be6b>] __wake_up_common+0x4b/0x80 > [ 116.335941] [<c011cfde>] __wake_up+0x3e/0x60 > [ 116.336161] [<c0134a2b>] insert_work+0x4b/0x70 > [ 116.336384] [<c0134dd7>] __queue_work+0x27/0x40 > [ 116.336610] [<c02d0651>] dev_watchdog+0xf1/0x110 > [ 116.337333] [<c012e055>] run_timer_softirq+0x115/0x170 > [ 116.337557] [<c0122c71>] scheduler_tick+0xa1/0xd0 > [ 116.337780] [<c012a062>] __do_softirq+0x82/0x100 > [ 116.338002] [<c012a117>] do_softirq+0x37/0x40 > [ 116.338222] [<c0114027>] smp_apic_timer_interrupt+0x57/0x90 > [ 116.338448] [<c0105660>] apic_timer_interrupt+0x28/0x30 > [ 116.338672] [<c010a5e2>] mwait_idle+0x32/0x40 > [ 116.338894] [<c010a5b0>] mwait_idle+0x0/0x40 > [ 116.339115] [<c01036e8>] cpu_idle+0x48/0xc0 > [ 116.339336] ======================= > [ 116.339499] ---[ end trace e25a40b7dc59df07 ]--- > [ 117.655918] CPU 1: Machine Check Exception: 0000000000000005 > [ 117.656103] CPU 1: Bank 0: 3200004000000800 > [ 117.656604] CPU 1: Bank 5: 3200220024080400 > [ 117.656604] Kernel panic - not syncing: CPU context corrupt > [ 117.656624] Rebooting in 3 seconds.. > > > Thanks > -- > 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 > -- 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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