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Date:	Wed, 11 Jul 2012 07:37:35 +0000
From:	"Dave, Tushar N" <>
To:	Joe Jin <>
CC:	"" <>,
	"" <>,
	"" <>,
	"Dave, Tushar N" <>
Subject: RE: 82571EB: Detected Hardware Unit Hang

>-----Original Message-----
>From: Joe Jin []
>Sent: Wednesday, July 11, 2012 12:18 AM
>To: Dave, Tushar N
>Cc:;; linux-
>Subject: Re: 82571EB: Detected Hardware Unit Hang
>On 07/11/12 15:11, Dave, Tushar N wrote:
>>> -----Original Message-----
>>> From: Joe Jin []
>>> Sent: Tuesday, July 10, 2012 10:03 PM
>>> To: Dave, Tushar N
>>> Cc:;; linux-
>>> Subject: Re: 82571EB: Detected Hardware Unit Hang
>>> On 07/11/12 12:05, Dave, Tushar N wrote:
>>>> When you said you had this issue with RHEL5 and RHEL6 drivers, have
>>>> you
>>> install RHEl5/6 kernel and reproduced it? If so I think I should
>>> install
>>> RHEL6 and try reproduce it locally!
>>> Yes I reproduced this on both RHEL5 and RHEL6.
>>> So far I tried to scp big file (~1GB) will hit it at once.
>>> Thanks,
>>> Joe
>> Joe,
>> Can you please send lspci -vvv output for failing port before issue
>> Thanks.
># lspci -s 05:00.0 -vvv
>05:00.0 Ethernet controller: Intel Corporation 82571EB Gigabit Ethernet
>Controller (Copper) (rev 06)
>	Subsystem: Oracle Corporation x4 PCI-Express Quad Gigabit Ethernet
>UTP Low Profile Adapter
>	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, Cache Line Size: 256 bytes
>	Interrupt: pin B routed to IRQ 80
>	Region 0: Memory at fbde0000 (32-bit, non-prefetchable) [size=128K]
>	Region 1: Memory at fbdc0000 (32-bit, non-prefetchable) [size=128K]
>	Region 2: I/O ports at dc00 [size=32]
>	Expansion ROM at fbda0000 [disabled] [size=128K]
>	Capabilities: [c8] Power Management version 2
>		Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-
>		Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=1 PME-
>	Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
>		Address: 00000000fee21000  Data: 40cb
>	Capabilities: [e0] Express (v1) Endpoint, MSI 00
>		DevCap:	MaxPayload 256 bytes, PhantFunc 0, Latency L0s
><512ns, L1 <64us
>			ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset-
>		DevCtl:	Report errors: Correctable- Non-Fatal- Fatal-
>			RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+
>			MaxPayload 128 bytes, MaxReadReq 512 bytes
>		DevSta:	CorrErr- UncorrErr+ FatalErr- UnsuppReq+ AuxPwr+
>		LnkCap:	Port #2, Speed 2.5GT/s, Width x4, ASPM L0s,
>Latency L0 <4us, L1 <64us
>			ClockPM- Surprise- LLActRep- BwNot-
>		LnkCtl:	ASPM Disabled; RCB 64 bytes Disabled- Retrain-
>			ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>		LnkSta:	Speed 2.5GT/s, Width x4, TrErr- Train- SlotClk+
>DLActive- BWMgmt- ABWMgmt-
>	Capabilities: [100 v1] Advanced Error Reporting
>		UESta:	DLP- SDES- TLP- FCP- CmpltTO+ CmpltAbrt- UnxCmplt-
>RxOF- MalfTLP+ ECRC- UnsupReq+ ACSViol-
>		UEMsk:	DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt-
>RxOF- MalfTLP- ECRC- UnsupReq+ ACSViol-
>		UESvrt:	DLP+ SDES- TLP- FCP+ CmpltTO- CmpltAbrt-
>UnxCmplt- RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol-
>		CESta:	RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr-
>		CEMsk:	RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr-
>		AERCap:	First Error Pointer: 12, GenCap- CGenEn- ChkCap-
>	Capabilities: [140 v1] Device Serial Number 00-15-17-ff-ff-b9-77-9c
>	Kernel driver in use: e1000e
>	Kernel modules: e1000e

was this lspci output taken on freshly booted system?

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