netdev - Re: [E1000-devel] 2.6.33-rc5: (e1000): transmit queue 0 timed out

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Date:	Wed, 27 Jan 2010 11:55:50 +0300
From:	Alexander Beregalov <a.beregalov@...il.com>
To:	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>
Cc:	netdev <netdev@...r.kernel.org>,
	"e1000-devel@...ts.sourceforge.net" 
	<e1000-devel@...ts.sourceforge.net>,
	"Rafael J. Wysocki" <rjw@...k.pl>
Subject: Re: [E1000-devel] 2.6.33-rc5: (e1000): transmit queue 0 timed out

2010/1/26 Brandeburg, Jesse <jesse.brandeburg@...el.com>:
>
>
> On Sat, 23 Jan 2010, Alexander Beregalov wrote:
>> It is x86_32, UP
>>
>> e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
>>   Tx Queue             <0>
>>   TDH                  <0>
>
> The queue seems to have not been started...  what test are you running?
> what kind of traffic and system?  (lspci -vvv please)

The host just does regular tasks - NFS server and rtorrent client.

01:0a.0 Ethernet controller [0200]: Intel Corporation 82540EM Gigabit
Ethernet Controller [8086:100e] (rev 02)
        Subsystem: Intel Corporation PRO/1000 MT Desktop Adapter [8086:002e]
        Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
        Status: Cap+ 66MHz+ UDF- FastB2B- ParErr- DEVSEL=medium
>TAbort- <TAbort- <MAbort- >SERR- <PERR+ INTx-
        Latency: 64 (63750ns min)
        Interrupt: pin A routed to IRQ 18
        Region 0: Memory at ec000000 (32-bit, non-prefetchable) [size=128K]
        Region 1: Memory at ec020000 (32-bit, non-prefetchable) [size=128K]
        Region 2: I/O ports at a040 [size=64]
        [virtual] Expansion ROM at 60080000 [disabled] [size=128K]
        Capabilities: [dc] Power Management version 2
                Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
PME(D0+,D1-,D2-,D3hot+,D3cold+)
                Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=1 PME-
        Capabilities: [e4] PCI-X non-bridge device
                Command: DPERE- ERO+ RBC=512 OST=1
                Status: Dev=00:00.0 64bit- 133MHz- SCD- USC- DC=simple
DMMRBC=2048 DMOST=1 DMCRS=16 RSCEM- 266MHz- 533MHz-
        Capabilities: [f0] MSI: Enable- Count=1/1 Maskable- 64bit+
                Address: 0000000000000000  Data: 0000
        Kernel driver in use: e1000

>
>
>>   TDT                  <1f>
>>   next_to_use          <1f>
>>   next_to_clean        <30>
>> buffer_info[next_to_clean]
>>   time_stamp           <12d519>
>>   next_to_watch        <30>
>>   jiffies              <12da92>
>>   next_to_watch.status <0>
>> WARNING: at net/sched/sch_generic.c:255 dev_watchdog+0x1c5/0x1d0()
>> Hardware name:
>> NETDEV WATCHDOG: eth0 (e1000): transmit queue 0 timed out
>> Modules linked in: hwmon_vid sata_sil i2c_nforce2
>> Pid: 0, comm: swapper Not tainted 2.6.33-rc5 #1
>> Call Trace:
>>  [<c102a49d>] warn_slowpath_common+0x6d/0xa0
>>  [<c12ea885>] ? dev_watchdog+0x1c5/0x1d0
>>  [<c12ea885>] ? dev_watchdog+0x1c5/0x1d0
>>  [<c102a516>] warn_slowpath_fmt+0x26/0x30
>>  [<c12ea885>] dev_watchdog+0x1c5/0x1d0
>>  [<c1033bb7>] ? run_timer_softirq+0xd7/0x240
>>  [<c1033c31>] run_timer_softirq+0x151/0x240
>>  [<c1033bb7>] ? run_timer_softirq+0xd7/0x240
>>  [<c12ea6c0>] ? dev_watchdog+0x0/0x1d0
>>  [<c102f40a>] __do_softirq+0x7a/0x110
>>  [<c102f4ed>] do_softirq+0x4d/0x60
>>  [<c102f625>] irq_exit+0x65/0x70
>>  [<c1015fe7>] smp_apic_timer_interrupt+0x47/0x80
>>  [<c11d6904>] ? trace_hardirqs_off_thunk+0xc/0x18
>>  [<c1350e63>] apic_timer_interrupt+0x2f/0x34
>>  [<c10088fd>] ? default_idle+0x2d/0x60
>>  [<c1001b19>] cpu_idle+0x39/0x60
>>  [<c13451e8>] rest_init+0x48/0x50
>>  [<c16196b4>] start_kernel+0x26d/0x274
>>  [<c1619275>] ? unknown_bootoption+0x0/0x19c
>>  [<c1619068>] i386_start_kernel+0x68/0x6e
>> ---[ end trace 828c510cca9472df ]---
>> BUG: unable to handle kernel paging request at 2e8ca4f3
>> IP: [<c1071c51>] put_page+0x11/0x120
>
> hm, put_page panic, are you running with jumbo frames enabled?  Does your
> network have jumbo frame traffic on it?

Jumbo frames are disabled, no jumbo frame traffic.
>
>> *pde = 00000000
>> Oops: 0000 [#1]
>> last sysfs file: /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed
>> Modules linked in: hwmon_vid sata_sil i2c_nforce2
>>
>> Pid: 5, comm: events/0 Tainted: G        W  2.6.33-rc5 #1
>> NF7-S/NF7,NF7-V (nVidia-nForce2)/
>> EIP: 0060:[<c1071c51>] EFLAGS: 00010282 CPU: 0
>> EIP is at put_page+0x11/0x120
>> EAX: 2e8ca4f3 EBX: 2e8ca4f3 ECX: 00000000 EDX: ee960640
>> ESI: f6482620 EDI: 000016b0 EBP: f7065ea8 ESP: f7065e98
>>  DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
>> Process events/0 (pid: 5, ti=f7064000 task=f70553c0 task.ti=f7064000)
>> Stack:
>>  00000206 00000001 f6482620 000016b0 f7065eb8 c12d3100 f6482620 f71d9f50
>> <0> f7065ec4 c12d2e32 f80376b0 f7065ecc c12d2ec5 f7065f00 c1276970 cccccccd
>> <0> f7065f00 f711fafc f711fafc f711faa0 00000000 f702b440 000000f2 f702b440
>> Call Trace:
>>  [<c12d3100>] ? skb_release_data+0x90/0xa0
>>  [<c12d2e32>] ? __kfree_skb+0x12/0x90
>>  [<c12d2ec5>] ? consume_skb+0x15/0x30
>>  [<c1276970>] ? e1000_clean_rx_ring+0x80/0x150
>>  [<c127c743>] ? e1000_down+0x1b3/0x1d0
>>  [<c127cf60>] ? e1000_reset_task+0x0/0x10
>>  [<c127cd3b>] ? e1000_reinit_locked+0x4b/0x70
>>  [<c127cf6d>] ? e1000_reset_task+0xd/0x10
>>  [<c103a9ea>] ? worker_thread+0x14a/0x230
>>  [<c103a989>] ? worker_thread+0xe9/0x230
>>  [<c103e160>] ? autoremove_wake_function+0x0/0x40
>>  [<c103a8a0>] ? worker_thread+0x0/0x230
>>  [<c103de6c>] ? kthread+0x6c/0x80
>>  [<c103de00>] ? kthread+0x0/0x80
>>  [<c100303a>] ? kernel_thread_helper+0x6/0x1c
>> Code: 00 00 00 8d bc 27 00 00 00 00 55 b8 e0 1f 07 c1 89 e5 e8 83 93
>> fc ff c9 c3 90 55 89 e5 83 ec 10 89 5d f4 89 75 f8 89 c3 89 7d fc <66>
>> f7 00 00 c0 0f 85 e4 00 00 00 8b 40 04 85 c0 0f 84 e3 00 00
>> EIP: [<c1071c51>] put_page+0x11/0x120 SS:ESP 0068:f7065e98
>> CR2: 000000002e8ca4f3
>> ---[ end trace 828c510cca9472e0 ]---
>
>
> Thanks for the report, do you believe it to be new to e1000 in 2.6.33-rc5?
> Have you had failure like this before and/or can you see the same failure
> on 2.6.32?

Yes, I believe it is new to 2.6.33-rc5, I have not seen it before.
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