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Message-ID: <0198f84a-11c5-67f6-3dfa-cf317989eb2e@mellanox.com>
Date:   Thu, 22 Mar 2018 16:24:29 +0200
From:   Tariq Toukan <tariqt@...lanox.com>
To:     kvaps <kvapss@...il.com>, Tariq Toukan <tariqt@...lanox.com>
Cc:     netdev@...r.kernel.org
Subject: Re: Fwd: Kernel panic when using KVM and mlx4_en driver (when bonding
 and sriov enabled)



On 20/03/2018 10:14 PM, kvaps wrote:
> Hello, I have one bug with new HPE ProLiant m710x Server Cartridges,
> there is Mellanox Technologies MT27520 Family [ConnectX-3 Pro]
> Ethernet controller.
> 
> When I use bonding + VFs and KVM I have stacked kernel with these
> messages on console:
> 
> [ 1011.070739] kvm [16361]: vcpu0, guest rIP: 0xffffffff810644d8
> disabled perfctr wrmsr: 0xc2 data 0xffff
> [ 1011.528347] cache_from_obj: Wrong slab cache. kmalloc-256 but
> object is from kmalloc-192
> [ 1011.927642] general protection fault: 0000 [#1] SMP PTI
> [ 1012.185439] cache_from_obj: Wrong slab cache. kmalloc-256 but
> object is from kmalloc-192
> 
> I've already reported this bug on launchpad:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1755268
> But since the bug is present in the latest kernel, I was advised to
> contact you directly.
> 

Thanks for that!

I will check the details below and let you know of any questions/updates 
I have.

Regards,
Tariq

> === Steps to repoduce ===
> 
> I have the next network configuration:
> 
> eno1 (physical)    eno1d1 (physical)    eno2 (virtual function)
> eno2d1 (virtual function)
>          |                  |
>          +------ bond0 -----+
>                    |
>                    |
>                  vmbr0 (bridge)
> 
> 
> After my machine is booted, I can run this commands:
> 
> # wget http://dl-cdn.alpinelinux.org/alpine/v3.7/releases/x86_64/alpine-virt-3.7.0-x86_64.iso
> -O alpine.iso
> # qemu-system-x86_64 -machine pc-i440fx-xenial,accel=kvm,usb=off -boot
> d -cdrom alpine.iso -m 512 -nographic -device e1000,netdev=net0
> -netdev tap,id=net0
> 
> And kernel will break down.
> 
> === System information ===
> 
> ##################
> # Network config #
> ##################
> 
> This is my /etc/network/interfaces file:
> 
> auto lo
> iface lo inet loopback
> 
> auto openibd
> iface openibd inet manual
>          pre-up /etc/init.d/openibd start
>          pre-down /etc/init.d/openibd force-stop
> 
> auto bond0
> iface bond0 inet manual
>          pre-up ip link add bond0 type bond || true
>          pre-up ip link set bond0 down
>          pre-up ip link set bond0 type bond mode active-backup
> arp_interval 2000 arp_ip_target 10.36.0.1 arp_validate 3 primary eno1
>          pre-up ip link set eno1 down
>          pre-up ip link set eno1d1 down
>          pre-up ip link set eno1 master bond0
>          pre-up ip link set eno1d1 master bond0
>          pre-up ip link set bond0 up
>          pre-down ip link del bond0
> 
> auto vmbr0
> iface vmbr0 inet static
>          address 10.36.128.217
>          netmask 255.255.0.0
>          gateway 10.36.0.1
>          bridge_ports bond0
>          bridge_stp off
>          bridge_fd 0
> 
> 
> ##################
> # Kernel version #
> ##################
> 
> Latest kernel that I've tested:
> 
> # cat /proc/version
> Linux version 4.16.0-041600rc6-generic (kernel@...in) (gcc version
> 7.2.0 (Ubuntu 7.2.0-8ubuntu3.2)) #201803182230 SMP Mon Mar 19 02:32:18
> UTC 2018
> 
> ##################
> # Driver version #
> ##################
> 
> Both drivers that I tested:
> 
> # Mellanox driver on stock and hwe kernels:
> 
> # ethtool -i eno1
> driver: mlx4_en
> version: 4.3-1.0.1
> firmware-version: 2.40.5540
> expansion-rom-version:
> bus-info: 0000:11:00.0
> supports-statistics: yes
> supports-test: yes
> supports-eeprom-access: no
> supports-register-dump: no
> supports-priv-flags: yes
> 
> Built-in driver from latest kernel:
> 
> # ethtool -i eno1
> driver: mlx4_en
> version: 4.0-0
> firmware-version: 2.42.5004
> expansion-rom-version:
> bus-info: 0000:11:00.0
> supports-statistics: yes
> supports-test: yes
> supports-eeprom-access: no
> supports-register-dump: no
> supports-priv-flags: yes
> 
> ###############
> # NIC Details #
> ###############
> 
> # mst status
> MST modules:
> ------------
>      MST PCI module loaded
>      MST PCI configuration module loaded
> 
> MST devices:
> ------------
> /dev/mst/mt4103_pci_cr0 - PCI direct access.
>                                     domain:bus:dev.fn=0000:11:00.0
> bar=0x7f100000 size=0x100000
>                                     Chip revision is: 00
> /dev/mst/mt4103_pciconf0 - PCI configuration cycles access.
>                                     domain:bus:dev.fn=0000:11:00.0
> addr.reg=88 data.reg=92
>                                     Chip revision is: 00
> 
> # ibv_devinfo
> hca_id: mlx4_1
>          transport: InfiniBand (0)
>          fw_ver: 2.40.5540
>          node_guid: 0014:0500:d300:bc52
>          sys_image_guid: f403:4303:00fd:102d
>          vendor_id: 0x02c9
>          vendor_part_id: 4100
>          hw_ver: 0x0
>          board_id: HP_1690110017
>          phys_port_cnt: 2
>          Device ports:
>                  port: 1
>                          state: PORT_DOWN (1)
>                          max_mtu: 4096 (5)
>                          active_mtu: 1024 (3)
>                          sm_lid: 0
>                          port_lid: 0
>                          port_lmc: 0x00
>                          link_layer: Ethernet
> 
>                  port: 2
>                          state: PORT_DOWN (1)
>                          max_mtu: 4096 (5)
>                          active_mtu: 1024 (3)
>                          sm_lid: 0
>                          port_lid: 0
>                          port_lmc: 0x00
>                          link_layer: Ethernet
> 
> hca_id: mlx4_0
>          transport: InfiniBand (0)
>          fw_ver: 2.40.5540
>          node_guid: f403:4303:00fd:102d
>          sys_image_guid: f403:4303:00fd:102d
>          vendor_id: 0x02c9
>          vendor_part_id: 4103
>          hw_ver: 0x0
>          board_id: HP_1690110017
>          phys_port_cnt: 2
>          Device ports:
>                  port: 1
>                          state: PORT_ACTIVE (4)
>                          max_mtu: 4096 (5)
>                          active_mtu: 1024 (3)
>                          sm_lid: 0
>                          port_lid: 0
>                          port_lmc: 0x00
>                          link_layer: Ethernet
> 
>                  port: 2
>                          state: PORT_ACTIVE (4)
>                          max_mtu: 4096 (5)
>                          active_mtu: 1024 (3)
>                          sm_lid: 0
>                          port_lid: 0
>                          port_lmc: 0x00
>                          link_layer: Ethernet
> 
> #########################
> # Full Hardware Details #
> #########################
> 
> # lspci -vvv
> 00:00.0 Host bridge: Intel Corporation Sky Lake Host Bridge/DRAM
> Registers (rev 0a)
>      Subsystem: Hewlett-Packard Company Skylake Host Bridge/DRAM Registers
>      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
>      Capabilities: [e0] Vendor Specific Information: Len=10 <?>
>      Kernel driver in use: ie31200_edac
>      Kernel modules: ie31200_edac
> 
> 00:01.0 PCI bridge: Intel Corporation Sky Lake PCIe Controller (x16)
> (rev 0a) (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, Cache Line Size: 64 bytes
>      Interrupt: pin ? routed to IRQ 26
>      Bus: primary=00, secondary=11, subordinate=11, sec-latency=0
>      I/O behind bridge: 0000f000-00000fff
>      Memory behind bridge: 7f100000-7f1fffff
>      Prefetchable memory behind bridge: 0000002000000000-00000020047fffff
>      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: [88] Subsystem: Hewlett-Packard Company Skylake PCIe
> Controller (x16)
>      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: [90] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee001f8  Data: 0000
>      Capabilities: [a0] Express (v2) Root Port (Slot+), MSI 00
>          DevCap:    MaxPayload 256 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported-
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 256 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
>          LnkCap:    Port #2, Speed 8GT/s, Width x8, ASPM L0s L1, Exit
> Latency L0s <256ns, L1 <8us
>              ClockPM- Surprise- LLActRep- BwNot+ ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk+
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 8GT/s, Width x8, TrErr- Train- SlotClk+
> DLActive- BWMgmt+ ABWMgmt+
>          SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
>              Slot #1, PowerLimit 75.000W; Interlock- NoCompl+
>          SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt-
> HPIrq- LinkChg-
>              Control: AttnInd Unknown, PwrInd Unknown, 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-, LTR+,
> OBFF Via WAKE# ARIFwd-
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled ARIFwd-
>          LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
>               Transmit Margin: Normal Operating Range,
> EnterModifiedCompliance- ComplianceSOS-
>               Compliance De-emphasis: -6dB
>          LnkSta2: Current De-emphasis Level: -6dB,
> EqualizationComplete+, EqualizationPhase1+
>               EqualizationPhase2+, EqualizationPhase3+, LinkEqualizationRequest-
>      Capabilities: [100 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: [140 v1] Root Complex Link
>          Desc:    PortNumber=02 ComponentID=01 EltType=Config
>          Link0:    Desc:    TargetPort=00 TargetComponent=01 AssocRCRB-
> LinkType=MemMapped LinkValid+
>              Addr:    00000000fed19000
>      Capabilities: [1c0 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: [d94 v1] #19
>      Kernel driver in use: pcieport
>      Kernel modules: shpchp
> 
> 00:02.0 VGA compatible controller: Intel Corporation Device 193a (rev
> 09) (prog-if 00 [VGA controller])
>      Subsystem: Hewlett-Packard Company Device 18a9
>      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: 64 bytes
>      Interrupt: pin A routed to IRQ 43
>      Region 0: Memory at 3ff0000000 (64-bit, non-prefetchable) [size=16M]
>      Region 2: Memory at 3fe0000000 (64-bit, prefetchable) [size=256M]
>      Region 4: I/O ports at 2000 [size=64]
>      Capabilities: [40] Vendor Specific Information: Len=0c <?>
>      Capabilities: [70] Express (v2) Root Complex Integrated Endpoint, MSI 00
>          DevCap:    MaxPayload 128 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
>          DevCap2: Completion Timeout: Not Supported, TimeoutDis-, LTR-,
> OBFF Not Supported
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-,
> OBFF Disabled
>      Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee00018  Data: 0000
>      Capabilities: [d0] 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=0 PME-
>      Capabilities: [100 v1] #1b
>      Capabilities: [200 v1] Address Translation Service (ATS)
>          ATSCap:    Invalidate Queue Depth: 00
>          ATSCtl:    Enable-, Smallest Translation Unit: 00
>      Capabilities: [300 v1] #13
>      Kernel driver in use: i915
>      Kernel modules: i915
> 
> 00:14.0 USB controller: Intel Corporation Sunrise Point-H USB 3.0 xHCI
> Controller (rev 31) (prog-if 30 [XHCI])
>      Subsystem: Hewlett-Packard Company Sunrise Point-H USB 3.0 xHCI Controller
>      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: 0
>      Interrupt: pin A routed to IRQ 41
>      Region 0: Memory at 3ff1000000 (64-bit, non-prefetchable) [size=64K]
>      Capabilities: [70] Power Management version 2
>          Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA
> PME(D0-,D1-,D2-,D3hot+,D3cold+)
>          Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
>      Capabilities: [80] MSI: Enable+ Count=1/8 Maskable- 64bit+
>          Address: 00000000fee003f8  Data: 0000
>      Kernel driver in use: xhci_hcd
> 
> 00:16.0 Communication controller: Intel Corporation Sunrise Point-H
> CSME HECI #1 (rev 31)
>      Subsystem: Hewlett-Packard Company Sunrise Point-H CSME HECI
>      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 255
>      Region 0: Memory at 3ff1011000 (64-bit, non-prefetchable)
> [disabled] [size=4K]
>      Capabilities: [50] 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: [8c] MSI: Enable- Count=1/1 Maskable- 64bit+
>          Address: 0000000000000000  Data: 0000
>      Kernel modules: mei_me
> 
> 00:17.0 SATA controller: Intel Corporation Sunrise Point-H SATA
> controller [AHCI mode] (rev 31) (prog-if 01 [AHCI 1.0])
>      DeviceName: Embedded SATA Controller #1
>      Subsystem: Hewlett-Packard Company Sunrise Point-H SATA controller
> [AHCI mode]
>      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: 0
>      Interrupt: pin A routed to IRQ 42
>      Region 0: Memory at 7f280000 (32-bit, non-prefetchable) [size=32K]
>      Region 1: Memory at 7f28c000 (32-bit, non-prefetchable) [size=256]
>      Region 2: I/O ports at 2080 [size=8]
>      Region 3: I/O ports at 2088 [size=4]
>      Region 4: I/O ports at 2060 [size=32]
>      Region 5: Memory at 7f200000 (32-bit, non-prefetchable) [size=512K]
>      Capabilities: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee00418  Data: 0000
>      Capabilities: [70] 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: [a8] SATA HBA v1.0 BAR4 Offset=00000004
>      Kernel driver in use: ahci
>      Kernel modules: ahci
> 
> 00:1b.0 PCI bridge: Intel Corporation Sunrise Point-H PCI Root Port
> #17 (rev f1) (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, Cache Line Size: 64 bytes
>      Interrupt: pin A routed to IRQ 27
>      Bus: primary=00, secondary=0e, subordinate=0e, sec-latency=0
>      I/O behind bridge: 0000f000-00000fff
>      Memory behind bridge: 7f000000-7f0fffff
>      Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>      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 256 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported-
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
>          LnkCap:    Port #17, Speed 8GT/s, Width x4, ASPM not
> supported, Exit Latency L0s <1us, L1 <16us
>              ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk+
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 8GT/s, Width x4, TrErr- Train- SlotClk+
> DLActive+ BWMgmt+ ABWMgmt-
>          SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
>              Slot #3, PowerLimit 25.000W; Interlock- NoCompl+
>          SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt-
> HPIrq- LinkChg-
>              Control: AttnInd Unknown, PwrInd Unknown, 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: Range ABC, TimeoutDis+, LTR+,
> OBFF Not Supported ARIFwd+
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled ARIFwd-
>          LnkCtl2: Target Link Speed: 8GT/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: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee00218  Data: 0000
>      Capabilities: [90] Subsystem: Hewlett-Packard Company Sunrise
> Point-H PCI Root Port
>      Capabilities: [a0] 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: [140 v1] Access Control Services
>          ACSCap:    SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
> UpstreamFwd- EgressCtrl- DirectTrans-
>          ACSCtl:    SrcValid- TransBlk- ReqRedir- CmpltRedir-
> UpstreamFwd- EgressCtrl- DirectTrans-
>      Capabilities: [220 v1] #19
>      Kernel driver in use: pcieport
>      Kernel modules: shpchp
> 
> 00:1c.0 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root
> Port #1 (rev f1) (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, Cache Line Size: 64 bytes
>      Interrupt: pin A routed to IRQ 28
>      Bus: primary=00, secondary=08, subordinate=08, sec-latency=0
>      I/O behind bridge: 0000f000-00000fff
>      Memory behind bridge: fff00000-000fffff
>      Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>      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 256 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
>          LnkCap:    Port #1, Speed 8GT/s, Width x2, ASPM not supported,
> Exit Latency L0s unlimited, L1 <16us
>              ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x0, TrErr- Train+ SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>          SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
>              Slot #5, PowerLimit 25.000W; Interlock- NoCompl+
>          SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt-
> HPIrq- LinkChg-
>              Control: AttnInd Unknown, PwrInd Unknown, 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: Range ABC, TimeoutDis+, LTR+,
> OBFF Not Supported ARIFwd+
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled ARIFwd-
>          LnkCtl2: Target Link Speed: 8GT/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: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee00238  Data: 0000
>      Capabilities: [90] Subsystem: Hewlett-Packard Company Sunrise
> Point-H PCI Express Root Port
>      Capabilities: [a0] Power Management version 3
>          Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>          Status: D3 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: [140 v1] Access Control Services
>          ACSCap:    SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
> UpstreamFwd- EgressCtrl- DirectTrans-
>          ACSCtl:    SrcValid- TransBlk- ReqRedir- CmpltRedir-
> UpstreamFwd- EgressCtrl- DirectTrans-
>      Capabilities: [220 v1] #19
>      Kernel driver in use: pcieport
>      Kernel modules: shpchp
> 
> 00:1c.3 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root
> Port #4 (rev f1) (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, Cache Line Size: 64 bytes
>      Interrupt: pin D routed to IRQ 29
>      Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
>      I/O behind bridge: 00001000-00001fff
>      Memory behind bridge: 90000000-92afffff
>      Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>      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 256 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported-
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
>          LnkCap:    Port #4, Speed 2.5GT/s, Width x1, ASPM not
> supported, Exit Latency L0s unlimited, L1 <16us
>              ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk+
> DLActive+ BWMgmt- ABWMgmt-
>          SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
>              Slot #0, PowerLimit 10.000W; Interlock- NoCompl+
>          SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt-
> HPIrq- LinkChg-
>              Control: AttnInd Unknown, PwrInd Unknown, 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: Range ABC, TimeoutDis+, LTR+,
> OBFF Not Supported ARIFwd+
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled ARIFwd-
>          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: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee00258  Data: 0000
>      Capabilities: [90] Subsystem: Hewlett-Packard Company Sunrise
> Point-H PCI Express Root Port
>      Capabilities: [a0] 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: [140 v1] Access Control Services
>          ACSCap:    SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
> UpstreamFwd- EgressCtrl- DirectTrans-
>          ACSCtl:    SrcValid- TransBlk- ReqRedir- CmpltRedir-
> UpstreamFwd- EgressCtrl- DirectTrans-
>      Kernel driver in use: pcieport
>      Kernel modules: shpchp
> 
> 00:1c.4 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root
> Port #5 (rev f1) (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, Cache Line Size: 64 bytes
>      Interrupt: pin A routed to IRQ 30
>      Bus: primary=00, secondary=0b, subordinate=0b, sec-latency=0
>      I/O behind bridge: 0000f000-00000fff
>      Memory behind bridge: fff00000-000fffff
>      Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>      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 256 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
>          LnkCap:    Port #5, Speed 8GT/s, Width x4, ASPM not supported,
> Exit Latency L0s unlimited, L1 <16us
>              ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x0, TrErr- Train+ SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>          SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
>              Slot #4, PowerLimit 25.000W; Interlock- NoCompl+
>          SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt-
> HPIrq- LinkChg-
>              Control: AttnInd Unknown, PwrInd Unknown, 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: Range ABC, TimeoutDis+, LTR+,
> OBFF Not Supported ARIFwd+
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled ARIFwd-
>          LnkCtl2: Target Link Speed: 8GT/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: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee00278  Data: 0000
>      Capabilities: [90] Subsystem: Hewlett-Packard Company Sunrise
> Point-H PCI Express Root Port
>      Capabilities: [a0] Power Management version 3
>          Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>          Status: D3 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: [140 v1] Access Control Services
>          ACSCap:    SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
> UpstreamFwd- EgressCtrl- DirectTrans-
>          ACSCtl:    SrcValid- TransBlk- ReqRedir- CmpltRedir-
> UpstreamFwd- EgressCtrl- DirectTrans-
>      Capabilities: [220 v1] #19
>      Kernel driver in use: pcieport
>      Kernel modules: shpchp
> 
> 00:1d.0 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root
> Port #9 (rev f1) (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, Cache Line Size: 64 bytes
>      Interrupt: pin A routed to IRQ 31
>      Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
>      I/O behind bridge: 0000f000-00000fff
>      Memory behind bridge: fff00000-000fffff
>      Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>      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 256 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
>          LnkCap:    Port #9, Speed 8GT/s, Width x4, ASPM not supported,
> Exit Latency L0s unlimited, L1 <16us
>              ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x0, TrErr- Train+ SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>          SltCap:    AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
>              Slot #2, PowerLimit 25.000W; Interlock- NoCompl+
>          SltCtl:    Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt-
> HPIrq- LinkChg-
>              Control: AttnInd Unknown, PwrInd Unknown, 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: Range ABC, TimeoutDis+, LTR+,
> OBFF Not Supported ARIFwd+
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled ARIFwd-
>          LnkCtl2: Target Link Speed: 8GT/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: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee00298  Data: 0000
>      Capabilities: [90] Subsystem: Hewlett-Packard Company Sunrise
> Point-H PCI Express Root Port
>      Capabilities: [a0] Power Management version 3
>          Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>          Status: D3 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: [140 v1] Access Control Services
>          ACSCap:    SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
> UpstreamFwd- EgressCtrl- DirectTrans-
>          ACSCtl:    SrcValid- TransBlk- ReqRedir- CmpltRedir-
> UpstreamFwd- EgressCtrl- DirectTrans-
>      Capabilities: [220 v1] #19
>      Kernel driver in use: pcieport
>      Kernel modules: shpchp
> 
> 00:1d.5 PCI bridge: Intel Corporation Sunrise Point-H PCI Express Root
> Port #14 (rev f1) (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, Cache Line Size: 64 bytes
>      Interrupt: pin B routed to IRQ 32
>      Bus: primary=00, secondary=05, subordinate=05, sec-latency=0
>      I/O behind bridge: 0000f000-00000fff
>      Memory behind bridge: fff00000-000fffff
>      Prefetchable memory behind bridge: 00000000fff00000-00000000000fffff
>      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 256 bytes, PhantFunc 0
>              ExtTag- RBE+
>          DevCtl:    Report errors: Correctable- Non-Fatal+ Fatal+ Unsupported+
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr+ TransPend-
>          LnkCap:    Port #14, Speed 8GT/s, Width x1, ASPM not
> supported, Exit Latency L0s unlimited, L1 <16us
>              ClockPM- Surprise- LLActRep+ BwNot+ ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x0, 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 Unknown, PwrInd Unknown, 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: Range ABC, TimeoutDis+, LTR+,
> OBFF Not Supported ARIFwd+
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled ARIFwd-
>          LnkCtl2: Target Link Speed: 8GT/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: [80] MSI: Enable+ Count=1/1 Maskable- 64bit-
>          Address: fee002b8  Data: 0000
>      Capabilities: [90] Subsystem: Hewlett-Packard Company Sunrise
> Point-H PCI Express Root Port
>      Capabilities: [a0] Power Management version 3
>          Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>          Status: D3 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: [140 v1] Access Control Services
>          ACSCap:    SrcValid+ TransBlk+ ReqRedir+ CmpltRedir+
> UpstreamFwd- EgressCtrl- DirectTrans-
>          ACSCtl:    SrcValid- TransBlk- ReqRedir- CmpltRedir-
> UpstreamFwd- EgressCtrl- DirectTrans-
>      Capabilities: [220 v1] #19
>      Kernel driver in use: pcieport
>      Kernel modules: shpchp
> 
> 00:1f.0 ISA bridge: Intel Corporation Sunrise Point-H LPC Controller (rev 31)
>      Subsystem: Hewlett-Packard Company Sunrise Point-H LPC Controller
>      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: 0
> 
> 00:1f.2 Memory controller: Intel Corporation Sunrise Point-H PMC (rev 31)
>      Subsystem: Hewlett-Packard Company Sunrise Point-H PMC
>      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-
>      Region 0: Memory at 7f288000 (32-bit, non-prefetchable) [disabled]
> [size=16K]
> 
> 00:1f.4 SMBus: Intel Corporation Sunrise Point-H SMBus (rev 31)
>      Subsystem: Hewlett-Packard Company Sunrise Point-H SMBus
>      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-
>      Interrupt: pin A routed to IRQ 255
>      Region 0: Memory at 3ff1010000 (64-bit, non-prefetchable)
> [disabled] [size=256]
>      Region 4: I/O ports at efa0 [size=32]
>      Kernel modules: i2c_i801
> 
> 01:00.0 System peripheral: Hewlett-Packard Company Integrated
> Lights-Out Standard Slave Instrumentation & System Support (rev 06)
>      Subsystem: Hewlett-Packard Company iLO4
>      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: 64 bytes
>      Interrupt: pin A routed to IRQ 255
>      Region 0: I/O ports at 1200 [size=256]
>      Region 1: Memory at 92a8d000 (32-bit, non-prefetchable) [size=512]
>      Region 2: I/O ports at 1100 [size=256]
>      Capabilities: [78] 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: [b0] MSI: Enable- Count=1/1 Maskable- 64bit+
>          Address: 0000000000000000  Data: 0000
>      Capabilities: [c0] Express (v2) Legacy Endpoint, MSI 00
>          DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s
> unlimited, 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 128 bytes
>          DevSta:    CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr- TransPend-
>          LnkCap:    Port #0, Speed 2.5GT/s, Width x1, ASPM L0s, Exit
> Latency L0s <4us, L1 <4us
>              ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk-
> DLActive- BWMgmt- ABWMgmt-
>          DevCap2: Completion Timeout: Not Supported, TimeoutDis+, LTR-,
> OBFF Not Supported
>          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: -6dB,
> EqualizationComplete-, EqualizationPhase1-
>               EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
>      Capabilities: [100 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-
>      Kernel modules: hpwdt
> 
> 01:00.1 VGA compatible controller: Matrox Electronics Systems Ltd. MGA
> G200EH (rev 01) (prog-if 00 [VGA controller])
>      Subsystem: Hewlett-Packard Company iLO4
>      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: 64 bytes
>      Interrupt: pin B routed to IRQ 16
>      Region 0: Memory at 91000000 (32-bit, prefetchable) [size=16M]
>      Region 1: Memory at 92a88000 (32-bit, non-prefetchable) [size=16K]
>      Region 2: Memory at 92000000 (32-bit, non-prefetchable) [size=8M]
>      [virtual] Expansion ROM at 000c0000 [disabled] [size=128K]
>      Capabilities: [a8] 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: [b0] MSI: Enable- Count=1/1 Maskable- 64bit+
>          Address: 0000000000000000  Data: 0000
>      Capabilities: [c0] Express (v2) Legacy Endpoint, MSI 00
>          DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s
> unlimited, 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 128 bytes
>          DevSta:    CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr- TransPend-
>          LnkCap:    Port #0, Speed 2.5GT/s, Width x1, ASPM L0s, Exit
> Latency L0s <4us, L1 <4us
>              ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk-
> DLActive- BWMgmt- ABWMgmt-
>          DevCap2: Completion Timeout: Not Supported, TimeoutDis+, LTR-,
> OBFF Not Supported
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-,
> OBFF Disabled
>          LnkSta2: Current De-emphasis Level: -6dB,
> EqualizationComplete-, EqualizationPhase1-
>               EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
>      Capabilities: [100 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-
>      Kernel driver in use: mgag200
>      Kernel modules: mgag200
> 
> 01:00.2 System peripheral: Hewlett-Packard Company Integrated
> Lights-Out Standard Management Processor Support and Messaging (rev
> 06)
>      Subsystem: Hewlett-Packard Company iLO4
>      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: 64 bytes
>      Interrupt: pin B routed to IRQ 16
>      Region 0: I/O ports at 1000 [size=256]
>      Region 1: Memory at 92a8c000 (32-bit, non-prefetchable) [size=256]
>      Region 2: Memory at 92900000 (32-bit, non-prefetchable) [size=1M]
>      Region 3: Memory at 92a00000 (32-bit, non-prefetchable) [size=512K]
>      Region 4: Memory at 92a80000 (32-bit, non-prefetchable) [size=32K]
>      Region 5: Memory at 92800000 (32-bit, non-prefetchable) [size=1M]
>      [virtual] Expansion ROM at 90000000 [disabled] [size=64K]
>      Capabilities: [78] 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: [b0] MSI: Enable- Count=1/1 Maskable- 64bit+
>          Address: 0000000000000000  Data: 0000
>      Capabilities: [c0] Express (v2) Legacy Endpoint, MSI 00
>          DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s
> unlimited, 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 128 bytes
>          DevSta:    CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr- TransPend-
>          LnkCap:    Port #0, Speed 2.5GT/s, Width x1, ASPM L0s, Exit
> Latency L0s <4us, L1 <4us
>              ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk-
> DLActive- BWMgmt- ABWMgmt-
>          DevCap2: Completion Timeout: Not Supported, TimeoutDis+, LTR-,
> OBFF Not Supported
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-,
> OBFF Disabled
>          LnkSta2: Current De-emphasis Level: -6dB,
> EqualizationComplete-, EqualizationPhase1-
>               EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
>      Capabilities: [100 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-
>      Kernel driver in use: hpilo
>      Kernel modules: hpilo
> 
> 01:00.4 USB controller: Hewlett-Packard Company Integrated Lights-Out
> Standard Virtual USB Controller (rev 03) (prog-if 00 [UHCI])
>      Subsystem: Hewlett-Packard Company iLO4
>      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: 64 bytes
>      Interrupt: pin B routed to IRQ 16
>      Region 4: I/O ports at 1300 [size=32]
>      Capabilities: [70] MSI: Enable- Count=1/1 Maskable- 64bit+
>          Address: 0000000000000000  Data: 0000
>      Capabilities: [80] Express (v2) Legacy Endpoint, MSI 00
>          DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s
> unlimited, 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 128 bytes
>          DevSta:    CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr- TransPend-
>          LnkCap:    Port #0, Speed 2.5GT/s, Width x1, ASPM L0s, Exit
> Latency L0s <4us, L1 <4us
>              ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 2.5GT/s, Width x1, TrErr- Train- SlotClk-
> DLActive- BWMgmt- ABWMgmt-
>          DevCap2: Completion Timeout: Not Supported, TimeoutDis+, LTR-,
> OBFF Not Supported
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-,
> OBFF Disabled
>          LnkSta2: Current De-emphasis Level: -6dB,
> EqualizationComplete-, EqualizationPhase1-
>               EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
>      Capabilities: [f0] 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 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-
>      Kernel driver in use: uhci_hcd
> 
> 0e:00.0 Non-Volatile memory controller: Intel Corporation Device f1a5
> (rev 03) (prog-if 02 [NVM Express])
>      Subsystem: Intel Corporation Device 390a
>      Physical Slot: 3
>      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: 64 bytes
>      Interrupt: pin A routed to IRQ 16
>      Region 0: Memory at 7f000000 (64-bit, non-prefetchable) [size=16K]
>      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: [70] Express (v2) Endpoint, MSI 00
>          DevCap:    MaxPayload 128 bytes, PhantFunc 0, Latency L0s
> unlimited, L1 unlimited
>              ExtTag- AttnBtn- AttnInd- PwrInd- RBE+ FLReset+
>          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 8GT/s, Width x4, ASPM L1, Exit
> Latency L0s <1us, L1 <8us
>              ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk+
>              ExtSynch- ClockPM+ AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 8GT/s, Width x4, TrErr- Train- SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>          DevCap2: Completion Timeout: Range ABCD, TimeoutDis+, LTR+,
> OBFF Via message
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+,
> OBFF Disabled
>          LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
>               Transmit Margin: Normal Operating Range,
> EnterModifiedCompliance- ComplianceSOS-
>               Compliance De-emphasis: -6dB
>          LnkSta2: Current De-emphasis Level: -6dB,
> EqualizationComplete+, EqualizationPhase1+
>               EqualizationPhase2+, EqualizationPhase3+, LinkEqualizationRequest-
>      Capabilities: [b0] MSI-X: Enable+ Count=16 Masked-
>          Vector table: BAR=0 offset=00002000
>          PBA: BAR=0 offset=00002100
>      Capabilities: [100 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: [158 v1] #19
>      Capabilities: [178 v1] Latency Tolerance Reporting
>          Max snoop latency: 71680ns
>          Max no snoop latency: 71680ns
>      Capabilities: [180 v1] L1 PM Substates
>          L1SubCap: PCI-PM_L1.2+ PCI-PM_L1.1+ ASPM_L1.2+ ASPM_L1.1+
> L1_PM_Substates+
>                PortCommonModeRestoreTime=10us PortTPowerOnTime=10us
>      Kernel driver in use: nvme
> 
> 11:00.0 Ethernet controller: Mellanox Technologies MT27520 Family
> [ConnectX-3 Pro]
>      DeviceName: Embedded LOM 1 Port 1
>      Subsystem: Hewlett Packard Enterprise MT27520 Family [ConnectX-3 Pro]
>      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: 64 bytes
>      Interrupt: pin A routed to IRQ 16
>      Region 0: Memory at 7f100000 (64-bit, non-prefetchable) [size=1M]
>      Region 2: Memory at 2000000000 (64-bit, prefetchable) [size=8M]
>      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=128 Masked-
>          Vector table: BAR=0 offset=0007c000
>          PBA: BAR=0 offset=0007d000
>      Capabilities: [60] Express (v2) Endpoint, MSI 00
>          DevCap:    MaxPayload 512 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- FLReset-
>              MaxPayload 256 bytes, MaxReadReq 512 bytes
>          DevSta:    CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr- TransPend-
>          LnkCap:    Port #8, Speed 8GT/s, Width x8, ASPM L0s, Exit
> Latency L0s unlimited, L1 unlimited
>              ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp+
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk+
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed 8GT/s, Width x8, TrErr- Train- SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>          DevCap2: Completion Timeout: Range ABCD, TimeoutDis+, LTR-,
> OBFF Not Supported
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-,
> OBFF Disabled
>          LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis-
>               Transmit Margin: Normal Operating Range,
> EnterModifiedCompliance- ComplianceSOS-
>               Compliance De-emphasis: -6dB
>          LnkSta2: Current De-emphasis Level: -6dB,
> EqualizationComplete+, EqualizationPhase1+
>               EqualizationPhase2+, EqualizationPhase3+, LinkEqualizationRequest-
>      Capabilities: [c0] Vendor Specific Information: Len=18 <?>
>      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 f4-03-43-03-00-df-aa-59
>      Capabilities: [108 v1] Single Root I/O Virtualization (SR-IOV)
>          IOVCap:    Migration-, Interrupt Message Number: 000
>          IOVCtl:    Enable+ Migration- Interrupt- MSE+ ARIHierarchy-
>          IOVSta:    Migration-
>          Initial VFs: 8, Total VFs: 8, Number of VFs: 1, Function
> Dependency Link: 00
>          VF offset: 1, stride: 1, Device ID: 1004
>          Supported Page Size: 000007ff, System Page Size: 00000001
>          Region 2: Memory at 0000002000800000 (64-bit, prefetchable)
>          VF Migration: offset: 00000000, BIR: 0
>      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 driver in use: mlx4_core
>      Kernel modules: mlx4_core
> 
> 11:00.1 Ethernet controller: Mellanox Technologies MT27500/MT27520
> Family [ConnectX-3/ConnectX-3 Pro Virtual Function]
>      DeviceName: Embedded LOM 1 Port 2
>      Subsystem: Hewlett Packard Enterprise MT27500/MT27520 Family
> [ConnectX-3/ConnectX-3 Pro Virtual Function]
>      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
>      Region 2: [virtual] Memory at 2000800000 (64-bit, prefetchable) [size=8M]
>      Capabilities: [60] Express (v2) Endpoint, MSI 00
>          DevCap:    MaxPayload 512 bytes, PhantFunc 0, Latency L0s <64ns, L1 <1us
>              ExtTag- AttnBtn- AttnInd- PwrInd- RBE- FLReset+
>          DevCtl:    Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
>              RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop- FLReset-
>              MaxPayload 128 bytes, MaxReadReq 128 bytes
>          DevSta:    CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
>          LnkCap:    Port #0, Speed 8GT/s, Width x8, ASPM not supported,
> Exit Latency L0s <64ns, L1 <1us
>              ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp-
>          LnkCtl:    ASPM Disabled; RCB 64 bytes Disabled- CommClk-
>              ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>          LnkSta:    Speed unknown, Width x0, TrErr- Train- SlotClk-
> DLActive- BWMgmt- ABWMgmt-
>          DevCap2: Completion Timeout: Range ABCD, TimeoutDis+, LTR-,
> OBFF Not Supported
>          DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-,
> OBFF Disabled
>          LnkSta2: Current De-emphasis Level: -6dB,
> EqualizationComplete-, EqualizationPhase1-
>               EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest-
>      Capabilities: [9c] MSI-X: Enable+ Count=256 Masked-
>          Vector table: BAR=2 offset=00002000
>          PBA: BAR=2 offset=00003000
>      Capabilities: [40] Power Management version 0
>          Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
>          Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>      Kernel driver in use: mlx4_core
>      Kernel modules: mlx4_core
> 
> ####################
> # Kernel trace log #
> ####################
> 
> Usualy I have nothing more than, these messages:
> 
> [ 1011.070739] kvm [16361]: vcpu0, guest rIP: 0xffffffff810644d8
> disabled perfctr wrmsr: 0xc2 data 0xffff
> [ 1011.528347] cache_from_obj: Wrong slab cache. kmalloc-256 but
> object is from kmalloc-192
> [ 1011.927642] general protection fault: 0000 [#1] SMP PTI
> [ 1012.185439] cache_from_obj: Wrong slab cache. kmalloc-256 but
> object is from kmalloc-192
> 
> But few times I've got full trace log:
> 
> [  108.416627] kvm [7297]: vcpu0, guest rIP: 0xffffffff810644d8
> disabled perfctr wrmsr: 0xc2 data 0xffff
> [  108.868512] cache_from_obj: Wrong slab cache. kmalloc-256 but
> object is from kmalloc-192
> [  108.868517] ------------[ cut here ]------------
> [  108.868521] WARNING: CPU: 1 PID: 16 at
> /build/linux-hwe-4GXcua/linux-hwe-4.13.0/mm/slab.h:377
> kmem_cache_free+0x129/0x1c0
> [  108.868522] Modules linked in: nf_conntrack_ipv6 nf_defrag_ipv6
> ip_set_hash_ip xt_mac xt_physdev vhost_net vhost tap act_police
> cls_u32 sch_ingress cls_fw sch_sfq sch_htb xt_CHECKSUM iptable_mangle
> ipt_REJECT nf_reject_ipv4 ebtable_filter ebtables ip6table_filter
> ip6_tables xt_set ip_set_list_set ip_set_hash_net veth dummy
> beegfs(OE) nf_conntrack_netlink xt_nat xt_tcpudp xt_recent ip_set
> nfnetlink ip_vs rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace
> sunrpc fscache xt_comment xt_mark netconsole ipt_MASQUERADE
> nf_nat_masquerade_ipv4 xfrm_user iptable_nat nf_conntrack_ipv4
> nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
> xt_conntrack x_tables nf_nat nf_conntrack libcrc32c br_netfilter 8021q
> garp mrp bridge stp llc bonding rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE)
> iw_cm(OE) ib_ipoib(OE) ib_cm(OE)
> [  108.868553]  ib_uverbs(OE) ib_umad(OE) esp6_offload esp6
> esp4_offload esp4 xfrm_algo mlx5_fpga_tools(OE) mlx5_ib(OE)
> mlx5_core(OE) mlxfw(OE) mlx4_ib(OE) mlx4_en(OE) ib_core(OE) ptp
> pps_core mlx4_core(OE) devlink mlx_compat(OE) ipmi_ssif intel_rapl
> x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass
> crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel
> aes_x86_64 crypto_simd hpilo glue_helper cryptd ipmi_si mei_me
> intel_cstate ipmi_devintf intel_rapl_perf mei ipmi_msghandler shpchp
> acpi_power_meter mac_hid ie31200_edac knem(OE) autofs4 overlay nbd
> i915 mgag200 video ttm i2c_algo_bit drm_kms_helper syscopyarea
> sysfillrect sysimgblt fb_sys_fops drm ahci nvme nvme_core libahci
> [last unloaded: devlink]
> [  108.868584] CPU: 1 PID: 16 Comm: ksoftirqd/1 Tainted: G
> OE   4.13.0-36-generic #40~16.04.1-Ubuntu
> [  108.868585] Hardware name: HP ProLiant m710x Server
> Cartridge/ProLiant m710x Server Cartridge, BIOS H07 07/17/2017
> [  108.868586] task: ffff9cf2f9cedf00 task.stack: ffffb477862fc000
> [  108.868587] RIP: 0010:kmem_cache_free+0x129/0x1c0
> [  108.868588] RSP: 0018:ffffb477862ff728 EFLAGS: 00010282
> [  108.868589] RAX: 000000000000004c RBX: ffff9cf2c4ed46e0 RCX: 000000000000001f
> [  108.868590] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000246
> [  108.868590] RBP: ffffb477862ff740 R08: 0000000000000000 R09: 000000000000004c
> [  108.868591] R10: 00000000a0000000 R11: 0000000000000000 R12: ffff9cf300803200
> [  108.868592] R13: ffffffffb8ea3318 R14: ffff9cf2b06cbb84 R15: ffff9cf2bb764000
> [  108.868593] FS:  0000000000000000(0000) GS:ffff9cf341440000(0000)
> knlGS:0000000000000000
> [  108.868594] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [  108.868594] CR2: 00000000ffffffff CR3: 00000009eb00a002 CR4: 00000000003626e0
> [  108.868600] Call Trace:
> [  108.868604]  ? tun_net_xmit+0x98/0x340
> [  108.868606]  kfree_skbmem+0x59/0x60
> [  108.868608]  kfree_skb+0x3a/0xa0
> [  108.868609]  tun_net_xmit+0x98/0x340
> [  108.868611]  dev_hard_start_xmit+0xa6/0x210
> [  108.868613]  sch_direct_xmit+0xfc/0x1c0
> [  108.868615]  __qdisc_run+0x12a/0x280
> [  108.868617]  __dev_queue_xmit+0x242/0x6a0
> [  108.868620]  ? ebt_do_table+0x58f/0x680 [ebtables]
> [  108.868625]  ? br_port_flags_change+0x20/0x20 [bridge]
> [  108.868626]  dev_queue_xmit+0x10/0x20
> [  108.868628]  ? dev_queue_xmit+0x10/0x20
> [  108.868631]  br_dev_queue_push_xmit+0x7a/0x140 [bridge]
> [  108.868635]  br_forward_finish+0x3d/0xb0 [bridge]
> [  108.868638]  ? br_fdb_offloaded_set+0x50/0x50 [bridge]
> [  108.868698]  __br_forward+0x15e/0x1d0 [bridge]
> [  108.868701]  ? br_dev_queue_push_xmit+0x140/0x140 [bridge]
> [  108.868705]  deliver_clone+0x37/0x50 [bridge]
> [  108.868708]  br_flood+0xfa/0x210 [bridge]
> [  108.868711]  br_handle_frame_finish+0x29e/0x530 [bridge]
> [  108.868714]  br_handle_frame+0x1a4/0x2f0 [bridge]
> [  108.868791]  ? br_pass_frame_up+0x150/0x150 [bridge]
> [  108.868794]  __netif_receive_skb_core+0x342/0xaf0
> [  108.868798]  ? update_load_avg+0x41c/0x590
> [  108.868800]  ? select_task_rq_fair+0x7d2/0xb40
> [  108.868801]  __netif_receive_skb+0x18/0x60
> [  108.868803]  ? __netif_receive_skb+0x18/0x60
> [  108.868804]  netif_receive_skb_internal+0x3f/0x400
> [  108.868806]  ? dev_gro_receive+0x274/0x4a0
> [  108.868807]  napi_gro_frags+0xee/0x230
> [  108.868811]  mlx4_en_process_rx_cq+0xacb/0xea0 [mlx4_en]
> [  108.868814]  mlx4_en_poll_rx_cq+0x64/0x110 [mlx4_en]
> [  108.868815]  net_rx_action+0x24d/0x380
> [  108.868818]  ? __switch_to+0x450/0x540
> [  108.868820]  __do_softirq+0xf2/0x287
> [  108.868823]  run_ksoftirqd+0x29/0x60
> [  108.868832]  smpboot_thread_fn+0x11a/0x170
> [  108.868833]  kthread+0x10c/0x140
> [  108.868835]  ? sort_range+0x30/0x30
> [  108.868836]  ? kthread_create_on_node+0x70/0x70
> [  108.868839]  ret_from_fork+0x35/0x40
> [  108.868840] Code: 00 00 4c 3b a7 d8 00 00 00 0f 84 16 ff ff ff 48
> 8b 4f 60 49 8b 54 24 60 48 c7 c6 a0 f5 63 b9 48 c7 c7 58 1e 8c b9 e8
> 78 b2 eb ff <0f> ff 4c 89 e7 e9 f0 fe ff ff 65 8b 05 be 25 5e 47 89 c0
> 48 0f
> [  108.868861] ---[ end trace 196b820a8fbb4908 ]---
> [  108.868906] BUG: unable to handle kernel NULL pointer dereference
> at           (null)
> [  108.868910] IP: __netif_receive_skb_core+0x26a/0xaf0
> [  108.868911] PGD 0
> [  108.868912] P4D 0
> [  108.868913]
> [  108.868915] Oops: 0000 [#1] SMP PTI
> [  108.868917] Modules linked in: nf_conntrack_ipv6 nf_defrag_ipv6
> ip_set_hash_ip xt_mac xt_physdev vhost_net vhost tap act_police
> cls_u32 sch_ingress cls_fw sch_sfq sch_htb xt_CHECKSUM iptable_mangle
> ipt_REJECT nf_reject_ipv4 ebtable_filter ebtables ip6table_filter
> ip6_tables xt_set ip_set_list_set ip_set_hash_net veth dummy
> beegfs(OE) nf_conntrack_netlink xt_nat xt_tcpudp xt_recent ip_set
> nfnetlink ip_vs rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace
> sunrpc fscache xt_comment xt_mark netconsole ipt_MASQUERADE
> nf_nat_masquerade_ipv4 xfrm_user iptable_nat nf_conntrack_ipv4
> nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
> xt_conntrack x_tables nf_nat nf_conntrack libcrc32c br_netfilter 8021q
> garp mrp bridge stp llc bonding rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE)
> iw_cm(OE) ib_ipoib(OE) ib_cm(OE)
> [  108.868970]  ib_uverbs(OE) ib_umad(OE) esp6_offload esp6
> esp4_offload esp4 xfrm_algo mlx5_fpga_tools(OE) mlx5_ib(OE)
> mlx5_core(OE) mlxfw(OE) mlx4_ib(OE) mlx4_en(OE) ib_core(OE) ptp
> pps_core mlx4_core(OE) devlink mlx_compat(OE) ipmi_ssif intel_rapl
> x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass
> crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel
> aes_x86_64 crypto_simd hpilo glue_helper cryptd ipmi_si mei_me
> intel_cstate ipmi_devintf intel_rapl_perf mei ipmi_msghandler shpchp
> acpi_power_meter mac_hid ie31200_edac knem(OE) autofs4 overlay nbd
> i915 mgag200 video ttm i2c_algo_bit drm_kms_helper syscopyarea
> sysfillrect sysimgblt fb_sys_fops drm ahci nvme nvme_core libahci
> [last unloaded: devlink]
> [  108.869001] CPU: 1 PID: 16 Comm: ksoftirqd/1 Tainted: G        W
> OE   4.13.0-36-generic #40~16.04.1-Ubuntu
> [  108.869002] Hardware name: HP ProLiant m710x Server
> Cartridge/ProLiant m710x Server Cartridge, BIOS H07 07/17/2017
> [  108.869003] task: ffff9cf2f9cedf00 task.stack: ffffb477862fc000
> [  108.869005] RIP: 0010:__netif_receive_skb_core+0x26a/0xaf0
> [  108.869006] RSP: 0018:ffffb477862ff8c0 EFLAGS: 00010246
> [  108.869007] RAX: ffff9cf2000000cc RBX: ffff9cf2bceae600 RCX: 0000000000000000
> [  108.869008] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff9cf2bceae600
> [  108.869008] RBP: ffffb477862ff950 R08: 0000000000000001 R09: 0000000000000022
> [  108.869009] R10: ffffb477862ff970 R11: ffffb477862ff75c R12: ffffffffffffffd8
> [  108.869010] R13: ffff9cf20000003c R14: 0000000000000000 R15: 0000000000000001
> [  108.869011] FS:  0000000000000000(0000) GS:ffff9cf341440000(0000)
> knlGS:0000000000000000
> [  108.869012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [  108.869012] CR2: 0000000000000000 CR3: 00000009eb00a002 CR4: 00000000003626e0
> [  108.869013] Call Trace:
> [  108.869059]  ? ebt_do_table+0x58f/0x680 [ebtables]
> [  108.869062]  __netif_receive_skb+0x18/0x60
> [  108.869065]  ? __netif_receive_skb+0x18/0x60
> [  108.869067]  netif_receive_skb_internal+0x3f/0x400
> [  108.869129]  ? br_fdb_offloaded_set+0x50/0x50 [bridge]
> [  108.869131]  netif_receive_skb+0x1c/0x70
> [  108.869219]  br_netif_receive_skb+0x34/0x50 [bridge]
> [  108.869223]  br_pass_frame_up+0xcd/0x150 [bridge]
> [  108.869226]  ? br_port_flags_change+0x20/0x20 [bridge]
> [  108.869229]  br_handle_frame_finish+0x203/0x530 [bridge]
> [  108.869232]  br_handle_frame+0x1a4/0x2f0 [bridge]
> [  108.869235]  ? br_pass_frame_up+0x150/0x150 [bridge]
> [  108.869237]  __netif_receive_skb_core+0x342/0xaf0
> [  108.869240]  __netif_receive_skb+0x18/0x60
> [  108.869242]  ? __netif_receive_skb+0x18/0x60
> [  108.869244]  netif_receive_skb_internal+0x3f/0x400
> [  108.869246]  ? dev_gro_receive+0x274/0x4a0
> [  108.869248]  napi_gro_frags+0xee/0x230
> [  108.869257]  mlx4_en_process_rx_cq+0xacb/0xea0 [mlx4_en]
> [  108.869260]  mlx4_en_poll_rx_cq+0x64/0x110 [mlx4_en]
> [  108.869262]  net_rx_action+0x24d/0x380
> [  108.869264]  ? __switch_to+0x450/0x540
> [  108.869267]  __do_softirq+0xf2/0x287
> [  108.869269]  run_ksoftirqd+0x29/0x60
> [  108.869272]  smpboot_thread_fn+0x11a/0x170
> [  108.869273]  kthread+0x10c/0x140
> [  108.869276]  ? sort_range+0x30/0x30
> [  108.869277]  ? kthread_create_on_node+0x70/0x70
> [  108.869280]  ret_from_fork+0x35/0x40
> [  108.869281] Code: 44 01 03 08 0f 85 8d 03 00 00 f0 ff 83 e4 00 00
> 00 48 8b 73 20 48 8b 42 10 4c 89 e9 48 89 df e8 9d 22 42 00 41 89 c7
> 48 8b 5d 88 <49> 8b 4c 24 28 4c 89 e2 48 8b 43 20 48 8d 71 d8 48 05 90
> 00 00
> [  108.869310] RIP: __netif_receive_skb_core+0x26a/0xaf0 RSP: ffffb477862ff8c0
> [  108.869311] CR2: 0000000000000000
> [  108.869313] ---[ end trace 196b820a8fbb4909 ]---
> [  108.869314] BUG: unable to handle kernel NULL pointer dereference
> at 0000000000000028
> [  108.869318] IP: netif_skb_features+0x102/0x250
> [  108.869319] PGD 0
> [  108.870072] P4D 0
> [  108.870076]
> [  108.870078] Oops: 0000 [#2] SMP PTI
> [  108.870079] Modules linked in: nf_conntrack_ipv6 nf_defrag_ipv6
> ip_set_hash_ip xt_mac xt_physdev vhost_net vhost tap act_police
> cls_u32 sch_ingress cls_fw sch_sfq sch_htb xt_CHECKSUM iptable_mangle
> ipt_REJECT nf_reject_ipv4 ebtable_filter ebtables ip6table_filter
> ip6_tables xt_set ip_set_list_set ip_set_hash_net veth dummy
> beegfs(OE) nf_conntrack_netlink xt_nat xt_tcpudp xt_recent ip_set
> nfnetlink ip_vs rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace
> sunrpc fscache xt_comment xt_mark netconsole ipt_MASQUERADE
> nf_nat_masquerade_ipv4 xfrm_user iptable_nat nf_conntrack_ipv4
> nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
> xt_conntrack x_tables nf_nat nf_conntrack libcrc32c br_netfilter 8021q
> garp mrp bridge stp llc bonding rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE)
> iw_cm(OE) ib_ipoib(OE) ib_cm(OE)
> [  108.870111]  ib_uverbs(OE) ib_umad(OE) esp6_offload esp6
> esp4_offload esp4 xfrm_algo mlx5_fpga_tools(OE) mlx5_ib(OE)
> mlx5_core(OE) mlxfw(OE) mlx4_ib(OE) mlx4_en(OE) ib_core(OE) ptp
> pps_core mlx4_core(OE) devlink mlx_compat(OE) ipmi_ssif intel_rapl
> x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass
> crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel
> aes_x86_64 crypto_simd hpilo glue_helper cryptd ipmi_si mei_me
> intel_cstate ipmi_devintf intel_rapl_perf mei ipmi_msghandler shpchp
> acpi_power_meter mac_hid ie31200_edac knem(OE) autofs4 overlay nbd
> i915 mgag200 video ttm i2c_algo_bit drm_kms_helper syscopyarea
> sysfillrect sysimgblt fb_sys_fops drm ahci nvme nvme_core libahci
> [last unloaded: devlink]
> [  108.870135] CPU: 0 PID: 7 Comm: ksoftirqd/0 Tainted: G      D W  OE
>    4.13.0-36-generic #40~16.04.1-Ubuntu
> [  108.870136] Hardware name: HP ProLiant m710x Server
> Cartridge/ProLiant m710x Server Cartridge, BIOS H07 07/17/2017
> [  108.870137] task: ffff9cf2fa382f80 task.stack: ffffb4778627c000
> [  108.870139] RIP: 0010:netif_skb_features+0x102/0x250
> [  108.870140] RSP: 0018:ffffb4778627f770 EFLAGS: 00010246
> [  108.870141] RAX: 0000000000001000 RBX: ffff9cf2bceae600 RCX: 0000000000000000
> [  108.870142] RDX: 0000000000000000 RSI: ffff9cf20000003c RDI: 0000000000000000
> [  108.870143] RBP: ffffb4778627f790 R08: ffff9cf29c78909c R09: 0000000000000001
> [  108.870143] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
> [  108.870144] R13: ffff9cf2bb764000 R14: ffff9cf2bb764000 R15: ffff9cf2bb764000
> [  108.870147] FS:  0000000000000000(0000) GS:ffff9cf341400000(0000)
> knlGS:0000000000000000
> [  108.870148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [  108.870149] CR2: 0000000000000028 CR3: 00000009eb00a001 CR4: 00000000003626f0
> [  108.870150] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [  108.870150] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> [  108.870151] Call Trace:
> [  108.870154]  validate_xmit_skb+0x21/0x2c0
> [  108.870156]  validate_xmit_skb_list+0x43/0x70
> [  108.870158]  sch_direct_xmit+0x16b/0x1c0
> [  108.870161]  __qdisc_run+0x12a/0x280
> [  108.870162]  __dev_queue_xmit+0x242/0x6a0
> [  108.870165]  ? ebt_do_table+0x58f/0x680 [ebtables]
> [  108.870167]  dev_queue_xmit+0x10/0x20
> [  108.870169]  ? dev_queue_xmit+0x10/0x20
> [  108.870173]  br_dev_queue_push_xmit+0x7a/0x140 [bridge]
> [  108.870178]  br_forward_finish+0x3d/0xb0 [bridge]
> [  108.870182]  ? br_fdb_offloaded_set+0x50/0x50 [bridge]
> [  108.870186]  __br_forward+0x15e/0x1d0 [bridge]
> [  108.870190]  ? br_dev_queue_push_xmit+0x140/0x140 [bridge]
> [  108.870194]  deliver_clone+0x37/0x50 [bridge]
> [  108.870198]  br_flood+0xfa/0x210 [bridge]
> [  108.870202]  br_handle_frame_finish+0x29e/0x530 [bridge]
> [  108.870208]  br_handle_frame+0x1a4/0x2f0 [bridge]
> [  108.870212]  ? br_pass_frame_up+0x150/0x150 [bridge]
> [  108.870214]  __netif_receive_skb_core+0x342/0xaf0
> [  108.870215]  ? __build_skb+0x2a/0xe0
> [  108.870217]  __netif_receive_skb+0x18/0x60
> [  108.870219]  ? __netif_receive_skb+0x18/0x60
> [  108.870221]  netif_receive_skb_internal+0x3f/0x400
> [  108.870223]  napi_gro_frags+0xee/0x230
> [  108.870226]  mlx4_en_process_rx_cq+0xacb/0xea0 [mlx4_en]
> [  108.870229]  ? rcu_accelerate_cbs+0x27/0x1b0
> [  108.870232]  mlx4_en_poll_rx_cq+0x64/0x110 [mlx4_en]
> [  108.870233]  net_rx_action+0x24d/0x380
> [  108.870235]  ? rcu_process_callbacks+0xf9/0x4f0
> [  108.870237]  __do_softirq+0xf2/0x287
> [  108.870240]  run_ksoftirqd+0x29/0x60
> [  108.870242]  smpboot_thread_fn+0x11a/0x170
> [  108.870244]  kthread+0x10c/0x140
> [  108.870245]  ? sort_range+0x30/0x30
> [  108.870247]  ? kthread_create_on_node+0x70/0x70
> [  108.870249]  ret_from_fork+0x35/0x40
> [  108.870250] Code: 8e e8 00 00 00 48 ba 80 00 00 00 00 08 00 00 4c
> 89 e7 48 09 ca 48 31 d7 83 e7 08 0f 85 d9 00 00 00 49 21 d4 48 8b 96
> f0 01 00 00 <48> 8b 4a 28 48 85 c9 0f 84 9d 00 00 00 4c 89 e2 48 89 df
> e8 66
> [  108.870274] RIP: netif_skb_features+0x102/0x250 RSP: ffffb4778627f770
> [  108.870274] CR2: 0000000000000028
> [  108.870277] ---[ end trace 196b820a8fbb490a ]---
> [  108.873245] Kernel panic - not syncing: Fatal exception in interrupt
> [  109.895732] Shutting down cpus with NMI
> [  109.895746] Kernel Offset: 0x37800000 from 0xffffffff81000000
> (relocation range: 0xffffffff80000000-0xffffffffbfffffff)
> [  109.895747] ------------[ cut here ]------------
> [  109.895748] WARNING: CPU: 6 PID: 294 at
> /build/linux-hwe-4GXcua/linux-hwe-4.13.0/kernel/workqueue.c:1513
> __queue_delayed_work+0x1f/0xa0
> [  109.895748] Modules linked in: nf_conntrack_ipv6 nf_defrag_ipv6
> ip_set_hash_ip xt_mac xt_physdev vhost_net vhost tap act_police
> cls_u32 sch_ingress cls_fw sch_sfq sch_htb xt_CHECKSUM iptable_mangle
> ipt_REJECT nf_reject_ipv4 ebtable_filter ebtables ip6table_filter
> ip6_tables xt_set ip_set_list_set ip_set_hash_net veth dummy
> beegfs(OE) nf_conntrack_netlink xt_nat xt_tcpudp xt_recent ip_set
> nfnetlink ip_vs rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace
> sunrpc fscache xt_comment xt_mark netconsole ipt_MASQUERADE
> nf_nat_masquerade_ipv4 xfrm_user iptable_nat nf_conntrack_ipv4
> nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
> xt_conntrack x_tables nf_nat nf_conntrack libcrc32c br_netfilter 8021q
> garp mrp bridge stp llc bonding rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE)
> iw_cm(OE) ib_ipoib(OE) ib_cm(OE)
> [  109.895759]  ib_uverbs(OE) ib_umad(OE) esp6_offload esp6
> esp4_offload esp4 xfrm_algo mlx5_fpga_tools(OE) mlx5_ib(OE)
> mlx5_core(OE) mlxfw(OE) mlx4_ib(OE) mlx4_en(OE) ib_core(OE) ptp
> pps_core mlx4_core(OE) devlink mlx_compat(OE) ipmi_ssif intel_rapl
> x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass
> crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel
> aes_x86_64 crypto_simd hpilo glue_helper cryptd ipmi_si mei_me
> intel_cstate ipmi_devintf intel_rapl_perf mei ipmi_msghandler shpchp
> acpi_power_meter mac_hid ie31200_edac knem(OE) autofs4 overlay nbd
> i915 mgag200 video ttm i2c_algo_bit drm_kms_helper syscopyarea
> sysfillrect sysimgblt fb_sys_fops drm ahci nvme nvme_core libahci
> [last unloaded: devlink]
> [  109.895769] CPU: 6 PID: 294 Comm: kworker/u16:4 Tainted: G      D W
>   OE   4.13.0-36-generic #40~16.04.1-Ubuntu
> [  109.895769] Hardware name: HP ProLiant m710x Server
> Cartridge/ProLiant m710x Server Cartridge, BIOS H07 07/17/2017
> [  109.895769] Workqueue: events_power_efficient fb_flashcursor
> [  109.895770] task: ffff9cf2ee9d8000 task.stack: ffffb47787098000
> [  109.895770] RIP: 0010:__queue_delayed_work+0x1f/0xa0
> [  109.895770] RSP: 0018:ffffb4778709bb20 EFLAGS: 00010007
> [  109.895771] RAX: 0000000000000046 RBX: 0000000000000046 RCX: 0000000000000000
> [  109.895771] RDX: ffff9cf2c4ed46f8 RSI: ffff9cf300819000 RDI: ffff9cf2c4ed4718
> [  109.895771] RBP: ffffb4778709bb20 R08: 0000000000002000 R09: ffffffffb8fcaab9
> [  109.895772] R10: ffffe38ebfc1fb80 R11: ffff9cf2af495e00 R12: ffff9cf2b07eee00
> [  109.895772] R13: ffff9cf2a6530900 R14: ffff9cf2bb77aa00 R15: ffff9cf2bb764000
> [  109.895772] FS:  0000000000000000(0000) GS:ffff9cf341580000(0000)
> knlGS:0000000000000000
> [  109.895772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [  109.895773] CR2: 000000c421ff4000 CR3: 00000009eb00a005 CR4: 00000000003626e0
> [  109.895773] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [  109.895773] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> [  109.895773] Call Trace:
> [  109.895773]  queue_delayed_work_on+0x27/0x40
> [  109.895774]  netpoll_send_skb_on_dev+0xae/0x200
> [  109.895774]  __br_forward+0x1ad/0x1d0 [bridge]
> [  109.895774]  ? skb_clone+0x54/0xa0
> [  109.895774]  ? __skb_clone+0x2e/0x140
> [  109.895774]  deliver_clone+0x37/0x50 [bridge]
> [  109.895775]  br_flood+0x18e/0x210 [bridge]
> [  109.895775]  br_dev_xmit+0x240/0x2b0 [bridge]
> [  109.895775]  netpoll_start_xmit+0x142/0x1d0
> [  109.895775]  ? __alloc_skb+0x5b/0x1d0
> [  109.895775]  netpoll_send_skb_on_dev+0x13d/0x200
> [  109.895776]  netpoll_send_udp+0x2de/0x420
> [  109.895776]  write_msg+0xb2/0xf0 [netconsole]
> [  109.895776]  console_unlock+0x409/0x4f0
> [  109.895776]  ? update_attr.isra.2+0x90/0x90
> [  109.895776]  fb_flashcursor+0x5c/0x110
> [  109.895777]  process_one_work+0x15b/0x410
> [  109.895777]  worker_thread+0x4b/0x460
> [  109.895777]  kthread+0x10c/0x140
> [  109.895777]  ? process_one_work+0x410/0x410
> [  109.895778]  ? kthread_create_on_node+0x70/0x70
> [  109.895778]  ret_from_fork+0x35/0x40
> [  109.895778] Code: a8 fb ff ff 5d c3 66 0f 1f 44 00 00 0f 1f 44 00
> 00 55 48 85 f6 41 89 f8 48 8d 7a 20 48 89 e5 74 5d 48 81 7a 38 60 09
> 8a b8 74 4b <0f> ff 48 83 7a 28 00 75 4e 48 8b 42 08 4c 8d 4a 08 49 39
> c1 75
> [  109.895786] ---[ end trace 196b820a8fbb490b ]---
> [  109.895786] ------------[ cut here ]------------
> [  109.895787] WARNING: CPU: 6 PID: 294 at
> /build/linux-hwe-4GXcua/linux-hwe-4.13.0/kernel/workqueue.c:1515
> __queue_delayed_work+0x85/0xa0
> [  109.895787] Modules linked in: nf_conntrack_ipv6 nf_defrag_ipv6
> ip_set_hash_ip xt_mac xt_physdev vhost_net vhost tap act_police
> cls_u32 sch_ingress cls_fw sch_sfq sch_htb xt_CHECKSUM iptable_mangle
> ipt_REJECT nf_reject_ipv4 ebtable_filter ebtables ip6table_filter
> ip6_tables xt_set ip_set_list_set ip_set_hash_net veth dummy
> beegfs(OE) nf_conntrack_netlink xt_nat xt_tcpudp xt_recent ip_set
> nfnetlink ip_vs rpcsec_gss_krb5 auth_rpcgss nfsv4 nfs lockd grace
> sunrpc fscache xt_comment xt_mark netconsole ipt_MASQUERADE
> nf_nat_masquerade_ipv4 xfrm_user iptable_nat nf_conntrack_ipv4
> nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype iptable_filter ip_tables
> xt_conntrack x_tables nf_nat nf_conntrack libcrc32c br_netfilter 8021q
> garp mrp bridge stp llc bonding rdma_ucm(OE) ib_ucm(OE) rdma_cm(OE)
> iw_cm(OE) ib_ipoib(OE) ib_cm(OE)
> [  109.895797]  ib_uverbs(OE) ib_umad(OE) esp6_offload esp6
> esp4_offload esp4 xfrm_algo mlx5_fpga_tools(OE) mlx5_ib(OE)
> mlx5_core(OE) mlxfw(OE) mlx4_ib(OE) mlx4_en(OE) ib_core(OE) ptp
> pps_core mlx4_core(OE) devlink mlx_compat(OE) ipmi_ssif intel_rapl
> x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass
> crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel
> aes_x86_64 crypto_simd hpilo glue_helper cryptd ipmi_si mei_me
> intel_cstate ipmi_devintf intel_rapl_perf mei ipmi_msghandler shpchp
> acpi_power_meter mac_hid ie31200_edac knem(OE) autofs4 overlay nbd
> i915 mgag200 video ttm i2c_algo_bit drm_kms_helper syscopyarea
> sysfillrect sysimgblt fb_sys_fops drm ahci nvme nvme_core libahci
> [last unloaded: devlink]
> [  109.895807] CPU: 6 PID: 294 Comm: kworker/u16:4 Tainted: G      D W
>   OE   4.13.0-36-generic #40~16.04.1-Ubuntu
> [  109.895807] Hardware name: HP ProLiant m710x Server
> Cartridge/ProLiant m710x Server Cartridge, BIOS H07 07/17/2017
> [  109.895807] Workqueue: events_power_efficient fb_flashcursor
> [  109.895808] task: ffff9cf2ee9d8000 task.stack: ffffb47787098000
> [  109.895808] RIP: 0010:__queue_delayed_work+0x85/0xa0
> [  109.895808] RSP: 0018:ffffb4778709bb20 EFLAGS: 00010006
> [  109.895809] RAX: ffff9cf2bb764000 RBX: 0000000000000046 RCX: 0000000000000000
> [  109.895809] RDX: ffff9cf2c4ed46f8 RSI: ffff9cf300819000 RDI: ffff9cf2c4ed4718
> [  109.895809] RBP: ffffb4778709bb20 R08: 0000000000002000 R09: ffff9cf2c4ed4700
> [  109.895809] R10: ffffe38ebfc1fb80 R11: ffff9cf2af495e00 R12: ffff9cf2b07eee00
> [  109.895810] R13: ffff9cf2a6530900 R14: ffff9cf2bb77aa00 R15: ffff9cf2bb764000
> [  109.895810] FS:  0000000000000000(0000) GS:ffff9cf341580000(0000)
> knlGS:0000000000000000
> [  109.895810] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> [  109.895810] CR2: 000000c421ff4000 CR3: 00000009eb00a005 CR4: 00000000003626e0
> [  109.895811] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
> [  109.895811] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
> [  109.895811] Call Trace:
> [  109.895811]  queue_delayed_work_on+0x27/0x40
> [  109.895811]  netpoll_send_skb_on_dev+0xae/0x200
> [  109.895812]  __br_forward+0x1ad/0x1d0 [bridge]
> [  109.895812]  ? skb_clone+0x54/0xa0
> [  109.895812]  ? __skb_clone+0x2e/0x140
> [  109.895812]  deliver_clone+0x37/0x50 [bridge]
> [  109.895812]  br_flood+0x18e/0x210 [bridge]
> [  109.895813]  br_dev_xmit+0x240/0x2b0 [bridge]
> [  109.895813]  netpoll_start_xmit+0x142/0x1d0
> [  109.895813]  ? __alloc_skb+0x5b/0x1d0
> [  109.895813]  netpoll_send_skb_on_dev+0x13d/0x200
> [  109.895813]  netpoll_send_udp+0x2de/0x420
> [  109.895814]  write_msg+0xb2/0xf0 [netconsole]
> [  109.895814]  console_unlock+0x409/0x4f0
> [  109.895814]  ? update_attr.isra.2+0x90/0x90
> [  109.895814]  fb_flashcursor+0x5c/0x110
> [  109.895814]  process_one_work+0x15b/0x410
> [  109.895815]  worker_thread+0x4b/0x460
> [  109.895815]  kthread+0x10c/0x140
> [  109.895815]  ? process_one_work+0x410/0x410
> [  109.895815]  ? kthread_create_on_node+0x70/0x70
> [  109.895815]  ret_from_fork+0x35/0x40
> [  109.895816] Code: 52 14 06 00 5d c3 44 89 c7 e8 38 fb ff ff 5d c3
> 48 3b 52 40 75 af eb af 0f ff eb 9f 0f ff 48 8b 42 08 4c 8d 4a 08 49
> 39
> [  109.895821] Lost 282 message(s)!
> [  211.038097] Rebooting in 10 seconds..
> 
> 
> Thanks in advance
> - kvaps
> 

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