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Date: Thu, 14 Nov 2013 08:40:13 -0800
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: Milan Kocian <milon@...cz>,
David Ertman <davidx.m.ertman@...el.com>,
Bruce Allan <bruce.w.allan@...el.com>
Cc: netdev@...r.kernel.org, jesse.brandeburg@...el.com
Subject: Re: NETDEV WATCHDOG: eth0 (e1000e): transmit queue 0 timed out
On Thu, 2013-11-14 at 11:18 +0100, Milan Kocian wrote:
> hi,
>
> its probably for intel's guys ...
Adding Bruce Allan and David Ertman (e1000e maintainers)...
>
> I see 'Detected Hardware Unit Hang' in log repeatedly until
> transmit hangs forever (until reboot:-)). I tried old fixeep
> script which I got from Jesse Brandeburg some years ago but
> no success. Any ideas ? Many thanks for any answer.
>
> kernel 3.10.18
>
> Outputs & logs:
>
> ethtool -i eth0
> driver: e1000e
> version: 2.3.2-k
> firmware-version: 0.13-4
> bus-info: 0000:00:19.0
> supports-statistics: yes
> supports-test: yes
> supports-eeprom-access: yes
> supports-register-dump: yes
> supports-priv-flags: no
>
>
> 00:19.0 Ethernet controller: Intel Corporation 82579LM Gigabit Network Connection (rev 04)
> Subsystem: Intel Corporation Device 2036
> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
> Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> Latency: 0
> Interrupt: pin A routed to IRQ 42
> Region 0: Memory at f7d00000 (32-bit, non-prefetchable) [size=128K]
> Region 1: Memory at f7d35000 (32-bit, non-prefetchable) [size=4K]
> Region 2: I/O ports at f080 [size=32]
> Capabilities: [c8] 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: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
> Address: 00000000fee0100c Data: 4172
> Capabilities: [e0] PCI Advanced Features
> AFCap: TP+ FLR+
> AFCtrl: FLR-
> AFStatus: TP-
> Kernel driver in use: e1000e
>
>
>
> e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang:
> TDH <a9>
> TDT <7>
> next_to_use <7>
> next_to_clean <a6>
> buffer_info[next_to_clean]:
> time_stamp <4af1c>
> next_to_watch <a9>
> jiffies <4b12e>
> next_to_watch.status <0>
> MAC Status <80083>
> PHY Status <796d>
> PHY 1000BASE-T Status <3c00>
> PHY Extended Status <3000>
> PCI Status <10>
> e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang:
> TDH <a9>
> TDT <7>
> next_to_use <7>
> next_to_clean <a6>
> buffer_info[next_to_clean]:
> time_stamp <4af1c>
> next_to_watch <a9>
> jiffies <4b386>
> next_to_watch.status <0>
> MAC Status <80083>
> PHY Status <796d>
> PHY 1000BASE-T Status <3c00>
> PHY Extended Status <3000>
> PCI Status <10>
> e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang:
> TDH <a9>
> TDT <7>
> next_to_use <7>
> next_to_clean <a6>
> buffer_info[next_to_clean]:
> time_stamp <4af1c>
> next_to_watch <a9>
> jiffies <4b5de>
> next_to_watch.status <0>
> MAC Status <80083>
> PHY Status <796d>
> PHY 1000BASE-T Status <3c00>
> PHY Extended Status <3000>
> PCI Status <10>
> e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang:
> TDH <a9>
> TDT <7>
> next_to_use <7>
> next_to_clean <a6>
> buffer_info[next_to_clean]:
> time_stamp <4af1c>
> next_to_watch <a9>
> jiffies <4b836>
> next_to_watch.status <0>
> MAC Status <80083>
> PHY Status <796d>
> PHY 1000BASE-T Status <3c00>
> PHY Extended Status <3000>
> PCI Status <10>
> ------------[ cut here ]------------
> WARNING: at net/sched/sch_generic.c:255 dev_watchdog+0x1cc/0x1e0()
> NETDEV WATCHDOG: eth0 (e1000e): transmit queue 0 timed out
> Modules linked in: tun ipv6 xt_nat xt_conntrack xt_tcpudp xt_LOG xt_limit iptable_nat nf_nat_ipv4 nf_nat iptable_filter ip_tables x_tables nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack ehci_pci ehci_hcd e1000e coretemp xhci_hcd hwmon usbcore crc32_pclmul iTCO_wdt iTCO_vendor_support lpc_ich crc32c_intel mfd_core ptp pps_core usb_common i2c_i801 i2c_core microcode
> CPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.10.18-core2-router18 #3
> Hardware name: /DQ77KB, BIOS KBQ7710H.86A.0049.2013.0130.1732 01/30/2013
> c12ad3ea c102836e c135ece0 f540bf58 000000ff c123b38c c123b38c 00000000
> f4d98000 000005dc 0004b964 c10283c3 00000009 f540bf40 c135ece0 f540bf58
> c123b38c c135bdec 000000ff c135ece0 f4d98000 f8184740 00000000 00000100
> Call Trace:
> [<c12ad3ea>] ? dump_stack+0xa/0x13
> [<c102836e>] ? warn_slowpath_common+0x5e/0x80
> [<c123b38c>] ? dev_watchdog+0x1cc/0x1e0
> [<c123b38c>] ? dev_watchdog+0x1cc/0x1e0
> [<c10283c3>] ? warn_slowpath_fmt+0x33/0x40
> [<c123b38c>] ? dev_watchdog+0x1cc/0x1e0
> [<c123b1c0>] ? dev_graft_qdisc+0x60/0x60
> [<c1033636>] ? call_timer_fn.isra.35+0x16/0x70
> [<c1045168>] ? hrtimer_run_pending+0x28/0xe0
> [<c10337a9>] ? run_timer_softirq+0x119/0x1a0
> [<c102e9e3>] ? __do_softirq+0xa3/0x160
> [<c102e940>] ? remote_softirq_receive+0x40/0x40
> <IRQ> [<c102eb85>] ? irq_exit+0x45/0x50
> [<c101a912>] ? smp_apic_timer_interrupt+0x52/0x90
> [<c12b02a5>] ? apic_timer_interrupt+0x2d/0x34
> [<c1008002>] ? default_idle+0x2/0x10
> [<c10085a6>] ? arch_cpu_idle+0x6/0x10
> [<c1052767>] ? cpu_startup_entry+0xa7/0xf0
> [<c13be926>] ? start_kernel+0x285/0x28a
> [<c13be4ed>] ? repair_env_string+0x4d/0x4d
> ---[ end trace a052b68b72311803 ]---
> e1000e 0000:00:19.0 eth0: Reset adapter unexpectedly
> e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx
> e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang:
> TDH <92>
> TDT <b6>
> next_to_use <b6>
> next_to_clean <92>
> buffer_info[next_to_clean]:
> time_stamp <526ff>
> next_to_watch <92>
> jiffies <529e2>
> next_to_watch.status <0>
> MAC Status <80083>
> PHY Status <796d>
> PHY 1000BASE-T Status <3c00>
> PHY Extended Status <3000>
> PCI Status <10>
> e1000e 0000:00:19.0 eth0: Detected Hardware Unit Hang:
> TDH <92>
> TDT <b6>
> next_to_use <b6>
> next_to_clean <92>
> buffer_info[next_to_clean]:
> time_stamp <526ff>
> next_to_watch <92>
> jiffies <52c3a>
> next_to_watch.status <0>
> MAC Status <80083>
> PHY Status <796d>
> PHY 1000BASE-T Status <3c00>
> PHY Extended Status <3000>
> PCI Status <10>
> e1000e 0000:00:19.0 eth0: Reset adapter unexpectedly
> e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx/Tx
>
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