Hi tg3 folks, > On Jan 9, 2019, at 13:42, Kai Heng Feng <kai.heng.f...@canonical.com> wrote: > > > >> On Jan 7, 2019, at 5:12 PM, Siva Reddy Kallam <siva.kal...@broadcom.com> >> wrote: >> >> On Mon, Jan 7, 2019 at 11:34 AM Kai Heng Feng >> <kai.heng.f...@canonical.com> wrote: >>> >>> Hi tg3 folks, >>> >>> Any idea how to solve the bug? >>> >>> Kai-Heng >> Hi, >> Can you share Register dump(ethtool -d)? > > `ethtool -d` before freeze: > https://pastebin.com/MSkJzhcv > > `ethtool -d` after freeze: > https://pastebin.com/dQj8mLsN > >> Is ifconfig down/up bringing back interface? > > Yes. And seems like network works fine afterward. > > `ethtool -d` after down/up: > https://pastebin.com/vL1gCC2n
Wondering if there’s any update? Are these info sufficient? Kai-Heng > > Kai-Heng > >> >>> >>>> On Dec 7, 2018, at 17:27, Kai Heng Feng <kai.heng.f...@canonical.com> >>>> wrote: >>>> >>>> Hi tg3 maintainers, >>>> >>>> I’ve encountered network freeze when using tg3 in gigabits net. >>>> >>>> The issue can be easily reproduced when using scp to transfer files in >>>> local network. >>>> >>>> The symptom is pretty similar to what this commit is trying to solve: >>>> commit 3a498606bb04af603a46ebde8296040b2de350d1 >>>> Author: Sanjeev Bansal <sanjeevb.ban...@broadcom.com> >>>> Date: Mon Jul 16 11:13:32 2018 +0530 >>>> >>>> tg3: Add higher cpu clock for 5762. >>>> >>>> This patch has fix for TX timeout while running bi-directional >>>> traffic with 100 Mbps using 5762. >>>> >>>> But reverting this commit doesn’t help. >>>> >>>> Latitude 5495 is a AMD Raven Ridge platform, not sure if this matters. >>>> >>>> Here’s the lspci for this device: >>>> 03:00.0 Ethernet controller [0200]: Broadcom Inc. and subsidiaries >>>> NetXtreme BCM5762 Gigabit Ethernet PCIe [14e4:1687] (rev 10) >>>> Subsystem: Dell NetXtreme BCM5762 Gigabit Ethernet PCIe [1028:0814] >>>> 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 16 >>>> Region 0: Memory at e0220000 (64-bit, prefetchable) [size=64K] >>>> Region 2: Memory at e0210000 (64-bit, prefetchable) [size=64K] >>>> Region 4: Memory at e0200000 (64-bit, prefetchable) [size=64K] >>>> Capabilities: [48] Power Management version 3 >>>> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA >>>> PME(D0+,D1-,D2-,D3hot+,D3cold+) >>>> Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=1 PME- >>>> Capabilities: [50] Vital Product Data >>>> Product Name: Broadcom NetXtreme Gigabit Ethernet Controller >>>> Read-only fields: >>>> [PN] Part number: BCM95762 >>>> [EC] Engineering changes: 106679-15 >>>> [SN] Serial number: 0123456789 >>>> [MN] Manufacture ID: 31 34 65 34 >>>> [RV] Reserved: checksum good, 28 byte(s) reserved >>>> Read/write fields: >>>> [YA] Asset tag: XYZ01234567 >>>> [RW] Read-write area: 107 byte(s) free >>>> End >>>> Capabilities: [58] MSI: Enable- Count=1/8 Maskable- 64bit+ >>>> Address: 0000000000000000 Data: 0000 >>>> Capabilities: [a0] MSI-X: Enable+ Count=6 Masked- >>>> Vector table: BAR=4 offset=00000000 >>>> PBA: BAR=2 offset=00000120 >>>> Capabilities: [ac] Express (v2) Endpoint, MSI 00 >>>> DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s <4us, >>>> L1 <64us >>>> ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+ >>>> SlotPowerLimit 0.000W >>>> DevCtl: Report errors: Correctable- Non-Fatal- Fatal- >>>> Unsupported- >>>> RlxdOrd- ExtTag- PhantFunc- AuxPwr+ NoSnoop- FLReset- >>>> MaxPayload 128 bytes, MaxReadReq 4096 bytes >>>> DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ >>>> TransPend- >>>> LnkCap: Port #0, Speed 5GT/s, Width x1, ASPM L0s L1, Exit >>>> Latency L0s <2us, L1 <64us >>>> ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+ >>>> LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+ >>>> ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt- >>>> LnkSta: Speed 5GT/s, Width x1, TrErr- Train- SlotClk+ >>>> DLActive- BWMgmt- ABWMgmt- >>>> DevCap2: Completion Timeout: Range ABCD, TimeoutDis+, LTR+, >>>> OBFF Via WAKE# >>>> DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, >>>> OBFF Disabled >>>> LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- >>>> SpeedDis- >>>> Transmit Margin: Normal Operating Range, >>>> EnterModifiedCompliance- ComplianceSOS- >>>> Compliance De-emphasis: -6dB >>>> LnkSta2: Current De-emphasis Level: -3.5dB, >>>> EqualizationComplete-, EqualizationPhase1- >>>> EqualizationPhase2-, EqualizationPhase3-, >>>> LinkEqualizationRequest- >>>> 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: 00, GenCap+ CGenEn- ChkCap+ >>>> ChkEn- >>>> Capabilities: [13c v1] Device Serial Number 00-00-a4-4c-c8-5b-65-74 >>>> Capabilities: [150 v1] Power Budgeting <?> >>>> Capabilities: [160 v1] Virtual Channel >>>> Caps: LPEVC=0 RefClk=100ns PATEntryBits=1 >>>> Arb: Fixed- WRR32- WRR64- WRR128- >>>> Ctrl: ArbSelect=Fixed >>>> Status: InProgress- >>>> VC0: Caps: PATOffset=00 MaxTimeSlots=1 RejSnoopTrans- >>>> Arb: Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256- >>>> Ctrl: Enable+ ID=0 ArbSelect=Fixed TC/VC=ff >>>> Status: NegoPending- InProgress- >>>> Capabilities: [1b0 v1] Latency Tolerance Reporting >>>> Max snoop latency: 1048576ns >>>> Max no snoop latency: 1048576ns >>>> Capabilities: [230 v1] Transaction Processing Hints >>>> Interrupt vector mode supported >>>> Steering table in MSI-X table >>>> Kernel driver in use: tg3 >>>> Kernel modules: tg3 >>>> >>>> Please let me know if you need more information. >>>> >>>> Kai-Heng >>> >
