From: Bjorn Helgaas <bhelgaas@google.com> To: Duc Dang <dhdang@apm.com> Cc: Tanmay Inamdar <tinamdar@apm.com>, "linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>, linux-arm <linux-arm-kernel@lists.infradead.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org> Subject: Re: X-Gene: Unhandled fault: synchronous external abort in pci_generic_config_read32 Date: Tue, 28 Jul 2015 16:29:44 -0500 [thread overview] Message-ID: <20150728212944.GA12958@google.com> (raw) In-Reply-To: <CADaLNDn95H=g73DKWRsrB4SuWcf+-8mkepbwb_DC-sFsVkrk6g@mail.gmail.com> On Tue, Jul 28, 2015 at 10:45:26AM -0700, Duc Dang wrote: > On Tue, Jul 28, 2015 at 9:43 AM, Bjorn Helgaas <bhelgaas@google.com> wrote: > > On Fri, Jul 24, 2015 at 7:05 PM, Duc Dang <dhdang@apm.com> wrote: > >> Hi Bjorn, > >> > >> On Fri, Jul 24, 2015 at 3:42 PM, Bjorn Helgaas <bhelgaas@google.com> wrote: > >>> > >>> I regularly see faults like this on an APM X-Gene: > >>> > >>> U-Boot 2013.04-mustang_sw_1.14.14 (Dec 16 2014 - 15:59:33) > >>> CPU0: APM ARM 64-bit Potenza Rev B0 2400MHz PCP 2400MHz > >>> 32 KB ICACHE, 32 KB DCACHE > >>> SOC 2000MHz IOBAXI 400MHz AXI 250MHz AHB 200MHz GFC 125MHz > >>> ... > >>> Unhandled fault: synchronous external abort (0x96000010) at 0xffffff8000110034 > >>> Internal error: : 96000010 [#1] SMP > >>> Modules linked in: > >>> CPU: 0 PID: 3723 Comm: ... 4.1.0-smp-DEV #3 > >>> Hardware name: APM X-Gene Mustang board (DT) > >>> task: ffffffc7dc1a4140 ti: ffffffc7dc118000 task.ti: ffffffc7dc118000 > >>> PC is at pci_generic_config_read32+0x4c/0xb8 > >>> LR is at pci_generic_config_read32+0x40/0xb8 > >>> pc : [<ffffffc00033b90c>] lr : [<ffffffc00033b900>] pstate: 600001c5 > >>> ... > >>> Call trace: > >>> [<ffffffc00033b90c>] pci_generic_config_read32+0x4c/0xb8 > >>> [<ffffffc00033bf58>] pci_user_read_config_byte+0x60/0xc4 > >>> [<ffffffc0003496a8>] pci_read_config+0x15c/0x238 > >>> [<ffffffc0002393b4>] sysfs_kf_bin_read+0x68/0xa0 > >>> [<ffffffc00023896c>] kernfs_fop_read+0x9c/0x1ac > >>> [<ffffffc0001c361c>] __vfs_read+0x44/0x128 > >>> [<ffffffc0001c3e28>] vfs_read+0x84/0x144 > >>> [<ffffffc0001c4764>] SyS_read+0x50/0xb0 > >> > >> The log shows kernel gets an exception when trying to access Mellanox > >> card configuration space. This is usually due to suboptimal PCIe > >> SerDes parameters are using in your board, which will cause bad link > >> quality. > >> The PCIe SerDes programming is done in U-Boot, so I suggest you do a > >> U-Boot upgrade to our latest X-Gene U-Boot release. > > > > I installed U-Boot 1.15.12, which I thought was the latest. I'm still > > seeing this issue regularly, approx once/hour. > > Our latest U-Boot is 1.15.15, but U-Boot 1.15.12 is already a good > version to use. Are you running any PCIe traffic test when the error > happens? Nope, the machine was either idle or running a reboot test; no PCIe stress test or anything. > And it will be useful if you can share your "lspci -vvv" output when > the board is running, we can check to see if there is any error status > reported. Here's some lspci output and info about the firmware I'm running. Obviously this lspci output was collected before a crash. I have also seen lspci output where "CESta: RxErr+" was set on the 00:00.0 Root Port. U-Boot 2013.04-mustang_sw_1.15.12 (May 20 2015 - 10:03:33) CPU0: APM ARM 64-bit Potenza Rev B0 2400MHz PCP 2400MHz 32 KB ICACHE, 32 KB DCACHE SOC 2000MHz IOBAXI 400MHz AXI 250MHz AHB 200MHz GFC 125MHz Boot from SPI-NOR Slimpro FW: Ver: 2.4 (build 01.15.12.00 2015/05/20) PMD: 970 mV SOC: 950 mV Board: Mustang - AppliedMicro APM883208-xNA24SPT Reference Board I2C: ready DRAM: ECC 32 GiB @ 1600MHz SF: Detected N25Q256 with page size 256 Bytes, total 32 MiB MMC: X-Gene SD/SDIO/eMMC: 0 PCIE0: (RC) X8 GEN-3 link up 00:00.0 - 10e8:e004 - Bridge device 01:00.0 - 15b3:1007 - Network controller # lspci -vvv 00:00.0 PCI bridge: Applied Micro Circuits Corp. Device e004 (rev 04) (prog-if 00 [Normal decode]) 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 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 I/O behind bridge: 0000f000-00000fff Memory behind bridge: 80000000-82ffffff Prefetchable memory behind bridge: 0000000083000000-00000000830fffff Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR- BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00 DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s <1us, L1 unlimited ExtTag- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported- RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ MaxPayload 256 bytes, MaxReadReq 512 bytes DevSta: CorrErr+ UncorrErr- FatalErr+ UnsuppReq- AuxPwr- TransPend+ LnkCap: Port #0, Speed unknown, Width x8, ASPM L0s L1, Latency L0 unlimited, L1 unlimited ClockPM- Surprise+ LLActRep+ BwNot+ LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed unknown, Width x8, TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt- SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise- Slot #1, PowerLimit 10.000W; Interlock- NoCompl- SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd Off, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState+ RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible- RootCap: CRSVisible- RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Not Supported, TimeoutDis+ ARIFwd- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- LnkCtl2: Target Link Speed: Unknown, EnterCompliance- SpeedDis-, Selectable De-emphasis: -3.5dB Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -6dB Capabilities: [80] 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=0 PME- 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: [180 v1] #19 Capabilities: [150 v1] Vendor Specific Information: ID=0001 Rev=1 Len=010 <?> Kernel driver in use: pcieport 01:00.0 Ethernet controller: Mellanox Technologies MT27520 Family 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- Interrupt: pin A routed to IRQ 226 Region 0: [virtual] Memory at e182000000 (32-bit, non-prefetchable) [size=1M] Region 2: [virtual] Memory at e180000000 (32-bit, non-prefetchable) [size=32M] [virtual] Expansion ROM at e183000000 [disabled] [size=1M] Capabilities: [40] 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=0 PME- Capabilities: [9c] MSI-X: Enable- Count=64 Masked- Vector table: BAR=0 offset=0007c000 PBA: BAR=0 offset=0007d000 Capabilities: [60] Express (v2) Endpoint, MSI 00 DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s <64ns, L1 unlimited ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- MaxPayload 128 bytes, MaxReadReq 512 bytes DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend- LnkCap: Port #8, Speed unknown, Width x8, ASPM L0s, Latency L0 unlimited, L1 unlimited ClockPM- Surprise- LLActRep- BwNot- LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk- ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed unknown, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- LnkCtl2: Target Link Speed: Unknown, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -6dB Capabilities: [100 v1] Alternative Routing-ID Interpretation (ARI) ARICap: MFVC- ACS-, Next Function: 0 ARICtl: MFVC- ACS-, Function Group: 0 Capabilities: [148 v1] Device Serial Number xx-xx-xx-xx-xx-xx-xx-xx Capabilities: [154 v2] 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: [18c v1] #19 Kernel modules: mlx4_core
WARNING: multiple messages have this Message-ID (diff)
From: bhelgaas@google.com (Bjorn Helgaas) To: linux-arm-kernel@lists.infradead.org Subject: X-Gene: Unhandled fault: synchronous external abort in pci_generic_config_read32 Date: Tue, 28 Jul 2015 16:29:44 -0500 [thread overview] Message-ID: <20150728212944.GA12958@google.com> (raw) In-Reply-To: <CADaLNDn95H=g73DKWRsrB4SuWcf+-8mkepbwb_DC-sFsVkrk6g@mail.gmail.com> On Tue, Jul 28, 2015 at 10:45:26AM -0700, Duc Dang wrote: > On Tue, Jul 28, 2015 at 9:43 AM, Bjorn Helgaas <bhelgaas@google.com> wrote: > > On Fri, Jul 24, 2015 at 7:05 PM, Duc Dang <dhdang@apm.com> wrote: > >> Hi Bjorn, > >> > >> On Fri, Jul 24, 2015 at 3:42 PM, Bjorn Helgaas <bhelgaas@google.com> wrote: > >>> > >>> I regularly see faults like this on an APM X-Gene: > >>> > >>> U-Boot 2013.04-mustang_sw_1.14.14 (Dec 16 2014 - 15:59:33) > >>> CPU0: APM ARM 64-bit Potenza Rev B0 2400MHz PCP 2400MHz > >>> 32 KB ICACHE, 32 KB DCACHE > >>> SOC 2000MHz IOBAXI 400MHz AXI 250MHz AHB 200MHz GFC 125MHz > >>> ... > >>> Unhandled fault: synchronous external abort (0x96000010) at 0xffffff8000110034 > >>> Internal error: : 96000010 [#1] SMP > >>> Modules linked in: > >>> CPU: 0 PID: 3723 Comm: ... 4.1.0-smp-DEV #3 > >>> Hardware name: APM X-Gene Mustang board (DT) > >>> task: ffffffc7dc1a4140 ti: ffffffc7dc118000 task.ti: ffffffc7dc118000 > >>> PC is at pci_generic_config_read32+0x4c/0xb8 > >>> LR is at pci_generic_config_read32+0x40/0xb8 > >>> pc : [<ffffffc00033b90c>] lr : [<ffffffc00033b900>] pstate: 600001c5 > >>> ... > >>> Call trace: > >>> [<ffffffc00033b90c>] pci_generic_config_read32+0x4c/0xb8 > >>> [<ffffffc00033bf58>] pci_user_read_config_byte+0x60/0xc4 > >>> [<ffffffc0003496a8>] pci_read_config+0x15c/0x238 > >>> [<ffffffc0002393b4>] sysfs_kf_bin_read+0x68/0xa0 > >>> [<ffffffc00023896c>] kernfs_fop_read+0x9c/0x1ac > >>> [<ffffffc0001c361c>] __vfs_read+0x44/0x128 > >>> [<ffffffc0001c3e28>] vfs_read+0x84/0x144 > >>> [<ffffffc0001c4764>] SyS_read+0x50/0xb0 > >> > >> The log shows kernel gets an exception when trying to access Mellanox > >> card configuration space. This is usually due to suboptimal PCIe > >> SerDes parameters are using in your board, which will cause bad link > >> quality. > >> The PCIe SerDes programming is done in U-Boot, so I suggest you do a > >> U-Boot upgrade to our latest X-Gene U-Boot release. > > > > I installed U-Boot 1.15.12, which I thought was the latest. I'm still > > seeing this issue regularly, approx once/hour. > > Our latest U-Boot is 1.15.15, but U-Boot 1.15.12 is already a good > version to use. Are you running any PCIe traffic test when the error > happens? Nope, the machine was either idle or running a reboot test; no PCIe stress test or anything. > And it will be useful if you can share your "lspci -vvv" output when > the board is running, we can check to see if there is any error status > reported. Here's some lspci output and info about the firmware I'm running. Obviously this lspci output was collected before a crash. I have also seen lspci output where "CESta: RxErr+" was set on the 00:00.0 Root Port. U-Boot 2013.04-mustang_sw_1.15.12 (May 20 2015 - 10:03:33) CPU0: APM ARM 64-bit Potenza Rev B0 2400MHz PCP 2400MHz 32 KB ICACHE, 32 KB DCACHE SOC 2000MHz IOBAXI 400MHz AXI 250MHz AHB 200MHz GFC 125MHz Boot from SPI-NOR Slimpro FW: Ver: 2.4 (build 01.15.12.00 2015/05/20) PMD: 970 mV SOC: 950 mV Board: Mustang - AppliedMicro APM883208-xNA24SPT Reference Board I2C: ready DRAM: ECC 32 GiB @ 1600MHz SF: Detected N25Q256 with page size 256 Bytes, total 32 MiB MMC: X-Gene SD/SDIO/eMMC: 0 PCIE0: (RC) X8 GEN-3 link up 00:00.0 - 10e8:e004 - Bridge device 01:00.0 - 15b3:1007 - Network controller # lspci -vvv 00:00.0 PCI bridge: Applied Micro Circuits Corp. Device e004 (rev 04) (prog-if 00 [Normal decode]) 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 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0 I/O behind bridge: 0000f000-00000fff Memory behind bridge: 80000000-82ffffff Prefetchable memory behind bridge: 0000000083000000-00000000830fffff Secondary status: 66MHz- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- <SERR- <PERR- BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B- PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn- Capabilities: [40] Express (v2) Root Port (Slot+), MSI 00 DevCap: MaxPayload 512 bytes, PhantFunc 0, Latency L0s <1us, L1 unlimited ExtTag- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported- RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ MaxPayload 256 bytes, MaxReadReq 512 bytes DevSta: CorrErr+ UncorrErr- FatalErr+ UnsuppReq- AuxPwr- TransPend+ LnkCap: Port #0, Speed unknown, Width x8, ASPM L0s L1, Latency L0 unlimited, L1 unlimited ClockPM- Surprise+ LLActRep+ BwNot+ LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed unknown, Width x8, TrErr- Train- SlotClk+ DLActive+ BWMgmt+ ABWMgmt- SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise- Slot #1, PowerLimit 10.000W; Interlock- NoCompl- SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg- Control: AttnInd Off, PwrInd Off, Power- Interlock- SltSta: Status: AttnBtn- PowerFlt- MRL- CmdCplt- PresDet- Interlock- Changed: MRL- PresDet- LinkState+ RootCtl: ErrCorrectable- ErrNon-Fatal- ErrFatal- PMEIntEna- CRSVisible- RootCap: CRSVisible- RootSta: PME ReqID 0000, PMEStatus- PMEPending- DevCap2: Completion Timeout: Not Supported, TimeoutDis+ ARIFwd- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- ARIFwd- LnkCtl2: Target Link Speed: Unknown, EnterCompliance- SpeedDis-, Selectable De-emphasis: -3.5dB Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -6dB Capabilities: [80] 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=0 PME- 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: [180 v1] #19 Capabilities: [150 v1] Vendor Specific Information: ID=0001 Rev=1 Len=010 <?> Kernel driver in use: pcieport 01:00.0 Ethernet controller: Mellanox Technologies MT27520 Family 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- Interrupt: pin A routed to IRQ 226 Region 0: [virtual] Memory at e182000000 (32-bit, non-prefetchable) [size=1M] Region 2: [virtual] Memory at e180000000 (32-bit, non-prefetchable) [size=32M] [virtual] Expansion ROM@e183000000 [disabled] [size=1M] Capabilities: [40] 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=0 PME- Capabilities: [9c] MSI-X: Enable- Count=64 Masked- Vector table: BAR=0 offset=0007c000 PBA: BAR=0 offset=0007d000 Capabilities: [60] Express (v2) Endpoint, MSI 00 DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s <64ns, L1 unlimited ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- MaxPayload 128 bytes, MaxReadReq 512 bytes DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend- LnkCap: Port #8, Speed unknown, Width x8, ASPM L0s, Latency L0 unlimited, L1 unlimited ClockPM- Surprise- LLActRep- BwNot- LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- Retrain- CommClk- ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed unknown, Width x8, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- DevCap2: Completion Timeout: Range ABCD, TimeoutDis+ DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- LnkCtl2: Target Link Speed: Unknown, EnterCompliance- SpeedDis-, Selectable De-emphasis: -6dB Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -6dB Capabilities: [100 v1] Alternative Routing-ID Interpretation (ARI) ARICap: MFVC- ACS-, Next Function: 0 ARICtl: MFVC- ACS-, Function Group: 0 Capabilities: [148 v1] Device Serial Number xx-xx-xx-xx-xx-xx-xx-xx Capabilities: [154 v2] 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: [18c v1] #19 Kernel modules: mlx4_core
next prev parent reply other threads:[~2015-07-28 21:29 UTC|newest] Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-07-24 22:42 X-Gene: Unhandled fault: synchronous external abort in pci_generic_config_read32 Bjorn Helgaas 2015-07-24 22:42 ` Bjorn Helgaas 2015-07-25 0:05 ` Duc Dang 2015-07-25 0:05 ` Duc Dang 2015-07-27 11:36 ` Catalin Marinas 2015-07-27 11:36 ` Catalin Marinas 2015-07-28 17:39 ` Duc Dang 2015-07-28 17:39 ` Duc Dang 2015-07-28 18:36 ` Bjorn Helgaas 2015-07-28 18:36 ` Bjorn Helgaas 2015-07-28 16:43 ` Bjorn Helgaas 2015-07-28 16:43 ` Bjorn Helgaas 2015-07-28 17:45 ` Duc Dang 2015-07-28 17:45 ` Duc Dang 2015-07-28 21:29 ` Bjorn Helgaas [this message] 2015-07-28 21:29 ` Bjorn Helgaas 2015-07-28 21:50 ` Duc Dang 2015-07-28 21:50 ` Duc Dang 2015-07-29 1:22 ` Bjorn Helgaas 2015-07-29 1:22 ` Bjorn Helgaas 2015-07-29 15:55 ` Bjorn Helgaas 2015-07-29 15:55 ` Bjorn Helgaas 2015-07-31 17:00 ` Duc Dang 2015-07-31 17:00 ` Duc Dang 2015-08-10 16:18 ` Bjorn Helgaas 2015-08-10 16:18 ` Bjorn Helgaas 2015-08-10 17:38 ` Catalin Marinas 2015-08-10 17:38 ` Catalin Marinas [not found] ` <CADaLNDkUQHzGACfFmYDeJWnaNrKmJUDx4Rby60OWr4FzOjx3rA@mail.gmail.com> 2015-08-10 17:42 ` Bjorn Helgaas 2015-08-10 17:42 ` Bjorn Helgaas 2015-08-10 19:07 ` Duc Dang 2015-08-10 19:07 ` Duc Dang 2015-08-11 19:28 ` Bjorn Helgaas 2015-08-11 19:28 ` Bjorn Helgaas 2015-09-05 20:13 ` Jon Masters 2015-09-05 20:13 ` Jon Masters 2015-09-05 20:22 ` Jon Masters 2015-09-05 20:22 ` Jon Masters 2016-04-13 9:58 ` Sudeep Holla 2016-04-13 9:58 ` Sudeep Holla 2016-04-13 13:21 ` Bjorn Helgaas 2016-04-13 13:21 ` Bjorn Helgaas 2016-04-13 13:29 ` Sudeep Holla 2016-04-13 13:29 ` Sudeep Holla 2016-04-13 22:17 ` Jon Masters 2016-04-13 22:17 ` Jon Masters 2015-07-28 14:37 ` Dall, Elizabeth J 2015-07-28 14:37 ` Dall, Elizabeth J 2015-07-28 14:37 ` Dall, Elizabeth J
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