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Date: Thu, 2 Jul 2009 09:57:24 +0200
From: Ingo Molnar <mingo@...e.hu>
To: David Miller <davem@...emloft.net>
Cc: torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [GIT]: Networking
> The following changes since commit 52989765629e7d182b4f146050ebba0abf2cb0b7:
> Linus Torvalds (1):
> Merge git://git.kernel.org/.../davem/net-2.6
>
> are available in the git repository at:
>
> master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6.git master
Hm, something in this lot quickly wrecked networking here - see the
tx timeout dump below. It starts with:
[ 351.004596] WARNING: at net/sched/sch_generic.c:246 dev_watchdog+0x10b/0x19c()
[ 351.011815] Hardware name: System Product Name
[ 351.016220] NETDEV WATCHDOG: eth0 (forcedeth): transmit queue 0 timed out
Config attached. Unfortunately i've got no time to do bisection
today.
Ingo
[ 351.004596] WARNING: at net/sched/sch_generic.c:246 dev_watchdog+0x10b/0x19c()
[ 351.011815] Hardware name: System Product Name
[ 351.016220] NETDEV WATCHDOG: eth0 (forcedeth): transmit queue 0 timed out
[ 351.022996] Pid: 0, comm: swapper Tainted: G W 2.6.31-rc1-tip-01159-g24b7800-dirty #59554
[ 351.031850] Call Trace:
[ 351.034270] [<c105108d>] warn_slowpath_common+0x60/0x90
[ 351.039550] [<c10510fb>] warn_slowpath_fmt+0x29/0x2c
[ 351.044593] [<c18eadf6>] dev_watchdog+0x10b/0x19c
[ 351.049348] [<c1074779>] ? __lock_acquired+0xbc/0x2c3
[ 351.054474] [<c1059fb7>] ? run_timer_softirq+0x125/0x1f0
[ 351.059832] [<c105a00d>] run_timer_softirq+0x17b/0x1f0
[ 351.065046] [<c1059fb7>] ? run_timer_softirq+0x125/0x1f0
[ 351.070420] [<c18eaceb>] ? dev_watchdog+0x0/0x19c
[ 351.075173] [<c105625d>] __do_softirq+0xbc/0x16f
[ 351.079849] [<c10561a1>] ? __do_softirq+0x0/0x16f
[ 351.084632] <IRQ> [<c1055b7e>] ? irq_exit+0x3a/0x3c
[ 351.089646] [<c10340b4>] ? smp_apic_timer_interrupt+0x74/0x82
[ 351.095468] [<c102383b>] ? apic_timer_interrupt+0x2f/0x34
[ 351.100927] [<c10220a5>] ? cpu_idle+0x43/0x5e
[ 351.105334] [<c10297fc>] ? default_idle+0x6e/0xc4
[ 351.110114] [<c103adc8>] ? native_safe_halt+0xa/0xc
[ 351.115040] [<c1029801>] ? default_idle+0x73/0xc4
[ 351.119803] [<c10220ab>] ? cpu_idle+0x49/0x5e
[ 351.124241] [<c1a3170c>] ? rest_init+0x58/0x5a
[ 351.128735] [<c20797e6>] ? start_kernel+0x268/0x26d
[ 351.133688] [<c207904a>] ? i386_start_kernel+0x39/0x41
[ 351.138872] ---[ end trace 47b331f1c1cf47e3 ]---
[ 351.143480] eth0: Got tx_timeout. irq: 00000076
[ 351.148595] eth0: Ring at 35478000
[ 351.151989] eth0: Dumping tx registers
[ 351.155706] 0: 00002076 00000000 00000003 0007000d 00000000 00000000 00000000 00000000
[ 351.163788] 20: 06255300 ff701365 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.171865] 40: 0420e20e 0000a855 00002e20 00000000 00000000 00000000 00000000 00000000
[ 351.179927] 60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.188012] 80: 003b0f3c 00000001 00040000 007f0028 0000061c 00000001 00200000 8003ff43
[ 351.196090] a0: 0014050f 00000016 dcd41300 00001241 00000001 00000000 2300cccd 0000ecbe
[ 351.204175] c0: 10000002 00000001 00000001 00000001 00000001 00000001 00000001 00000001
[ 351.212252] e0: 00000001 00000001 00000001 00000001 00000001 00000001 00000001 00000001
[ 351.220331] 100: 3547a000 35478000 01ff00ff 00008000 00010032 00000000 0000000a 3547aff0
[ 351.228391] 120: 35479ff0 337cd040 a000ffeb 00000000 00000000 3547affc 35479ffc 0fe08000
[ 351.236477] 140: 00304120 80002600 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.244553] 160: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.252631] 180: 00000016 00000008 0194796d 00008103 00000026 0000000f 0194000f 0000000f
[ 351.260709] 1a0: 00000016 00000008 0194796d 00008103 00000026 0000000f 0194000f 0000000f
[ 351.268770] 1c0: 00000016 00000008 0194796d 00008103 00000026 0000000f 0194000f 0000000f
[ 351.276863] 1e0: 00000016 00000008 0194796d 00008103 00000026 0000000f 0194000f 0000000f
[ 351.284941] 200: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.293018] 220: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.301095] 240: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.309157] 260: 00000000 00000000 fe020001 00000100 00000000 00000000 7e020001 00000100
[ 351.317242] 280: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.325320] 2a0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.333397] 2c0: 00000000 00000000 00000000 00000000 00000000 00000001 00000001 00000001
[ 351.341473] 2e0: 00000001 00000001 00000001 00000001 00000001 00000001 00000001 00000001
[ 351.349536] 300: 80210000 00000000 00000000 00000000 00000000 00002000 00000000 00000000
[ 351.357620] 320: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.365697] 340: 00000000 00000000 00000000 00000000 00000000 00000000 000b328e 00000000
[ 351.373775] 360: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.381852] 380: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.389914] 3a0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.397999] 3c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.406076] 3e0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.414154] 400: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.422231] 420: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.430309] 440: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.438370] 460: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.446454] 480: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.454532] 4a0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.462610] 4c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.470686] 4e0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.478748] 500: 000110ff 80000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.486833] 520: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.494911] 540: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.502989] 560: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.511065] 580: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.519127] 5a0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.527212] 5c0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.535290] 5e0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.543367] 600: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 351.551441] eth0: Dumping tx ring
[ 351.554725] 000: 00000000 35be0002 20000040 // 00000000 33fe3802 2200005e // 00000000 3575d402 20000052 // 00000000 35be1c02 20000040
[ 351.566715] 004: 00000000 3575f402 2200004a // 00000000 35be0402 20000040 // 00000000 33fe4002 2200005e // 00000000 35be1e02 20000040
[ 351.578700] 008: 00000000 35049c02 22000040 // 00000000 3501a802 2200004a // 00000000 357c6c02 20000040 // 00000000 35048002 22000040
[ 351.590687] 00c: 00000000 357c6002 22000040 // 00000000 357c6202 22000040 // 00000000 357c6602 22000040 // 00000000 357c6402 22000040
[ 351.602673] 010: 00000000 357c6e02 22000040 // 00000000 357c7602 22000040 // 00000000 357c7402 22000040 // 00000000 350eb602 22000040
[ 351.614659] 014: 00000000 350eb402 22000040 // 00000000 350eb202 22000040 // 00000000 350eb002 22000040 // 00000000 3575f802 2200004a
[ 351.626645] 018: 00000000 3577f202 20000040 // 00000000 35be1402 22000040 // 00000000 35be1202 22000040 // 00000000 35048202 22000040
[ 351.638631] 01c: 00000000 350eac02 22000040 // 00000000 350eae02 22000040 // 00000000 350ebe02 22000040 // 00000000 350eba02 22000040
[ 351.650617] 020: 00000000 350eb802 22000040 // 00000000 350ea402 22000040 // 00000000 350eaa02 22000040 // 00000000 3552f802 22000040
[ 351.662603] 024: 00000000 3568f602 22000040 // 00000000 35098402 22000040 // 00000000 35098602 22000040 // 00000000 3568e202 22000040
[ 351.674590] 028: 00000000 35049602 22000040 // 00000000 35098c02 22000040 // 00000000 35099002 22000040 // 00000000 35049802 22000040
[ 351.686576] 02c: 00000000 35049e02 22000040 // 00000000 35099202 22000040 // 00000000 35099402 22000040 // 00000000 35049a02 22000040
[ 351.698562] 030: 00000000 35099a02 22000040 // 00000000 357c6802 22000040 // 00000000 35099802 22000040 // 00000000 35099e02 22000040
[ 351.710549] 034: 00000000 35098202 22000040 // 00000000 350c1e02 22000040 // 00000000 3552f602 22000040 // 00000000 3552ea02 22000040
[ 351.722534] 038: 00000000 355e3e02 22000040 // 00000000 350c0c02 22000040 // 00000000 355e3c02 22000040 // 00000000 35662402 22000040
[ 351.734520] 03c: 00000000 350c1802 22000040 // 00000000 36be2a02 22000040 // 00000000 3568e802 22000040 // 00000000 37b62202 22000040
[ 351.746506] 040: 00000000 35663a02 22000040 // 00000000 3577e202 22000040 // 00000000 35be1a02 22000040 // 00000000 35be0e02 22000040
[ 351.758493] 044: 00000000 35048602 22000040 // 00000000 3577ec02 22000040 // 00000000 35099c02 22000040 // 00000000 35099602 22000040
[ 351.770478] 048: 00000000 33760600 22000040 // 00000000 33779602 22000040 // 00000000 3375e602 22000040 // 00000000 33779002 22000040
[ 351.782465] 04c: 00000000 33778e02 22000040 // 00000000 33778c02 22000040 // 00000000 3375e002 22000040 // 00000000 33778a02 22000040
[ 351.794451] 050: 00000000 33778802 22000040 // 00000000 33778602 22000040 // 00000000 3375e802 22000040 // 00000000 33778402 22000040
[ 351.806438] 054: 00000000 33778202 22000040 // 00000000 33779c02 22000040 // 00000000 3375f002 22000040 // 00000000 3375f202 22000040
[ 351.818423] 058: 00000000 33778002 22000040 // 00000000 33779a02 22000040 // 00000000 3375ec02 22000040 // 00000000 3375ee02 22000040
[ 351.830410] 05c: 00000000 33779802 22000040 // 00000000 33779402 22000040 // 00000000 3375f402 22000040 // 00000000 3375f602 22000040
[ 351.842396] 060: 00000000 33760002 22000040 // 00000000 3375ea02 22000040 // 00000000 33761c02 22000040 // 00000000 3375fa02 22000040
[ 351.854382] 064: 00000000 3375e202 22000040 // 00000000 3375fe02 22000040 // 00000000 33761a02 22000040 // 00000000 350c1602 22000040
[ 351.866369] 068: 00000000 350c0802 22000040 // 00000000 350c0202 22000040 // 00000000 33760202 22000040 // 00000000 357c7e02 22000040
[ 351.878354] 06c: 00000000 3544bc02 22000040 // 00000000 33761802 22000040 // 00000000 33761002 22000040 // 00000000 33760e02 22000040
[ 351.890340] 070: 00000000 3568e002 22000040 // 00000000 33761602 22000040 // 00000000 33760c02 22000040 // 00000000 33760a02 22000040
[ 351.902327] 074: 00000000 3375f802 22000040 // 00000000 33760802 22000040 // 00000000 33760402 22000040 // 00000000 35098002 22000040
[ 351.914314] 078: 00000000 3375fc02 22000040 // 00000000 33761202 22000040 // 00000000 33761e02 22000040 // 00000000 37b31802 22000040
[ 351.926300] 07c: 00000000 337f2002 22000040 // 00000000 33779202 22000040 // 00000000 337f4002 22000040 // 00000000 337f4202 22000040
[ 351.938286] 080: 00000000 337f2402 22000040 // 00000000 337f4402 22000040 // 00000000 337f4602 22000040 // 00000000 337f4802 22000040
[ 351.950271] 084: 00000000 337f2202 22000040 // 00000000 337f2c02 22000040 // 00000000 337f3202 22000040 // 00000000 337f4c02 22000040
[ 351.962257] 088: 00000000 337f3402 22000040 // 00000000 337f2e02 22000040 // 00000000 337f3602 22000040 // 00000000 337f5002 22000040
[ 351.974244] 08c: 00000000 337f3802 22000040 // 00000000 337f3a02 22000040 // 00000000 337f3c02 22000040 // 00000000 337f4a02 22000040
[ 351.986230] 090: 00000000 337f3e02 22000040 // 00000000 337f3000 22000040 // 00000000 337f5402 22000040 // 00000000 337b7802 22000040
[ 351.998216] 094: 00000000 337b7402 22000040 // 00000000 337f5202 22000040 // 00000000 337f5802 22000040 // 00000000 337b7202 22000040
[ 352.010202] 098: 00000000 337b7002 22000040 // 00000000 337f5a02 22000040 // 00000000 337f5c02 22000040 // 00000000 337b6e02 22000040
[ 352.022188] 09c: 00000000 337b6c02 22000040 // 00000000 337f5e02 22000040 // 00000000 337b7a02 22000040 // 00000000 3375e402 22000040
[ 352.034807] 0a0: 00000000 337f4e02 22000040 // 00000000 337b6802 22000040 // 00000000 337b6a02 22000040 // 00000000 337f2a02 22000040
[ 352.046793] 0a4: 00000000 337f2802 22000040 // 00000000 337b6402 22000040 // 00000000 337b6202 22000040 // 00000000 337f2602 22000040
[ 352.058780] 0a8: 00000000 33779e02 22000040 // 00000000 337b6002 22000040 // 00000000 33788402 22000040 // 00000000 337f0602 22000040
[ 352.070766] 0ac: 00000000 33788802 22000040 // 00000000 337f0402 22000040 // 00000000 33788002 22000040 // 00000000 337f0802 22000040
[ 352.082752] 0b0: 00000000 33788a02 22000040 // 00000000 337f0a02 22000040 // 00000000 33788c02 22000040 // 00000000 337f0c02 22000040
[ 352.094738] 0b4: 00000000 33788e02 22000040 // 00000000 337f0e02 22000040 // 00000000 337f1002 22000040 // 00000000 33789402 22000040
[ 352.106724] 0b8: 00000000 33789602 22000040 // 00000000 33789802 22000040 // 00000000 337f1402 22000040 // 00000000 33789a02 22000040
[ 352.118710] 0bc: 00000000 33789c02 22000040 // 00000000 33789e02 22000040 // 00000000 337f1800 22000040 // 00000000 32424a02 22000040
[ 352.130696] 0c0: 00000000 33788602 22000040 // 00000000 337f1202 22000040 // 00000000 337f0002 22000040 // 00000000 337f1c02 22000040
[ 352.142683] 0c4: 00000000 32424202 22000040 // 00000000 337f0202 22000040 // 00000000 337b7602 22000040 // 00000000 337b7c02 22000040
[ 352.154668] 0c8: 00000000 32424402 22000040 // 00000000 337b6602 22000040 // 00000000 337b7e02 22000040 // 00000000 33761402 22000040
[ 352.166654] 0cc: 00000000 32424802 22000040 // 00000000 337f5602 22000040 // 00000000 33789002 22000040 // 00000000 32424e02 22000040
[ 352.178641] 0d0: 00000000 32425202 22000040 // 00000000 337dc402 22000040 // 00000000 32424c02 22000040 // 00000000 32425402 22000040
[ 352.190628] 0d4: 00000000 32425602 22000040 // 00000000 337dc202 22000040 // 00000000 32425802 22000040 // 00000000 32425a02 22000040
[ 352.202613] 0d8: 00000000 32425c02 22000040 // 00000000 337dc602 22000040 // 00000000 32425e02 22000040 // 00000000 337dc802 22000040
[ 352.214599] 0dc: 00000000 337dce02 22000040 // 00000000 337f1602 22000040 // 00000000 33788202 22000040 // 00000000 337dca02 22000040
[ 352.226585] 0e0: 00000000 337dd002 22000040 // 00000000 33789202 22000040 // 00000000 32424002 22000040 // 00000000 337dd202 22000040
[ 352.238572] 0e4: 00000000 337dd402 22000040 // 00000000 32425002 22000040 // 00000000 32424602 22000040 // 00000000 337cca00 22000040
[ 352.250558] 0e8: 00000000 337dda02 22000040 // 00000000 32400402 22000040 // 00000000 337dde02 22000040 // 00000000 32400002 22000040
[ 352.262543] 0ec: 00000000 337dd602 22000040 // 00000000 32400802 22000040 // 00000000 337dcc02 22000040 // 00000000 32400a02 22000040
[ 352.274530] 0f0: 00000000 337dc002 22000040 // 00000000 32400c02 22000040 // 00000000 337cc602 22000040 // 00000000 32400e02 22000040
[ 352.286516] 0f4: 00000000 337cc802 22000040 // 00000000 32400202 22000040 // 00000000 337cdc02 22000040 // 00000000 337cda02 22000040
[ 352.298502] 0f8: 00000000 337cd802 22000040 // 00000000 32401602 22000040 // 00000000 337cd602 22000040 // 00000000 337cd402 22000040
[ 352.310489] 0fc: 00000000 337cd202 22000040 // 00000000 32401402 22000040 // 00000000 337cd002 22000040 // 00000000 00000000 00000000
View attachment "config" of type "text/plain" (66342 bytes)
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