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[Bug 1441387] Re: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/1:1:5087]

 

Answers Inline -

On Wed, Apr 8, 2015 at 12:16 PM, Joseph Salisbury <
joseph.salisbury@xxxxxxxxxxxxx> wrote:

> Did this issue start happening after an update/upgrade?  Was there a
> prior kernel version where you were not having this particular problem?
>

Hard to say - unique situation...  I installed Ubuntu-Mate 15.04 on a
Saturday, left Sunday and was out of town until Wednesday, did the updates
on Thursday that did include a kernel-update ( I think I've had an
additional kernel update since then).  So it's conceivable the update did
it - but can't say with certainty.


>
> Would it be possible for you to test the latest upstream kernel? Refer
> to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
> v4.0 kernel[0].
>
> If this bug is fixed in the mainline kernel, please add the following
> tag 'kernel-fixed-upstream'.
>
> If the mainline kernel does not fix this bug, please add the tag:
> 'kernel-bug-exists-upstream'.
>

Yes - I installed the 4.0 kernel and this continued - only I wasn't able to
submit because it kept saying it was a non-ubuntu kernel.  (figured that
would be expected)
But yes kernel-bug-exists-upstream [tag added]


>
> If you are unable to test the mainline kernel, for example it will not
> boot, please add the tag: 'kernel-unable-to-test-upstream'.
> Once testing of the upstream kernel is complete, please mark this bug as
> "Confirmed".
>
>
> Thanks in advance.
>
> [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.0-rc7-vivid/
>
>
> ** Changed in: linux (Ubuntu)
>    Importance: Undecided => Medium
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1441387
>
> Title:
>   NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s!
>   [kworker/1:1:5087]
>
> Status in linux package in Ubuntu:
>   Confirmed
>
> Bug description:
>   screen saver locked up computer - forced to hard shutdown computer and
>   turn back on.
>
>   Version log: Ubuntu 3.19.0-12.12-generic 3.19.3
>
>   LSPCI:
>   00:00.0 Host bridge [0600]: Intel Corporation 82G33/G31/P35/P31 Express
> DRAM Controller [8086:29c0] (rev 02)
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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=0b <?>
>
>   00:01.0 PCI bridge [0604]: Intel Corporation 82G33/G31/P35/P31 Express
> PCI Express Root Port [8086:29c1] (rev 02) (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
>         Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
>         I/O behind bridge: 0000c000-0000cfff
>         Memory behind bridge: fb000000-fcffffff
>         Prefetchable memory behind bridge:
> 00000000b0000000-00000000cfffffff
>         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: Dell Inspiron 530 [1028:020d]
>         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: fee0f00c  Data: 41d1
>         Capabilities: [a0] Express (v1) Root Port (Slot+), 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-
>                 LnkCap: Port #2, Speed 2.5GT/s, Width x16, ASPM L0s, Exit
> Latency L0s <256ns, L1 <4us
>                         ClockPM- Surprise- LLActRep- BwNot-
>                 LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+
>                         ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>                 LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>                 SltCap: AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug-
> Surprise-
>                         Slot #0, PowerLimit 0.000W; Interlock- NoCompl+
>                 SltCtl: Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt-
> HPIrq- LinkChg-
>                         Control: AttnInd Off, PwrInd On, 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-
>         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=01
>                         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
>         Kernel driver in use: pcieport
>
>   00:19.0 Ethernet controller [0200]: Intel Corporation 82562V-2 10/100
> Network Connection [8086:10c0] (rev 02)
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> ParErr- Stepping- SERR- FastB2B- DisINTx+
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
> <TAbort- <MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Interrupt: pin A routed to IRQ 25
>         Region 0: Memory at fdfc0000 (32-bit, non-prefetchable) [size=128K]
>         Region 1: Memory at fdfff000 (32-bit, non-prefetchable) [size=4K]
>         Region 2: I/O ports at ff00 [size=32]
>         Capabilities: [c8] Power Management version 2
>                 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>                 Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=1 PME-
>         Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
>                 Address: 00000000fee0200c  Data: 41d2
>         Capabilities: [e0] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: e1000e
>
>   00:1a.0 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB UHCI Controller #4 [8086:2937] (rev 02) (prog-if 00 [UHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 16
>         Region 4: I/O ports at fe00 [size=32]
>         Capabilities: [50] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: uhci_hcd
>
>   00:1a.1 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB UHCI Controller #5 [8086:2938] (rev 02) (prog-if 00 [UHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 B routed to IRQ 21
>         Region 4: I/O ports at fd00 [size=32]
>         Capabilities: [50] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: uhci_hcd
>
>   00:1a.2 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB UHCI Controller #6 [8086:2939] (rev 02) (prog-if 00 [UHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 D routed to IRQ 19
>         Region 4: I/O ports at fc00 [size=32]
>         Capabilities: [50] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: uhci_hcd
>
>   00:1a.7 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB2 EHCI Controller #2 [8086:293c] (rev 02) (prog-if 20 [EHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 C routed to IRQ 18
>         Region 0: Memory at fdffe000 (32-bit, non-prefetchable) [size=1K]
>         Capabilities: [50] 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-
>         Kernel driver in use: ehci-pci
>
>   00:1b.0 Audio device [0403]: Intel Corporation 82801I (ICH9 Family) HD
> Audio Controller [8086:293e] (rev 02)
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 26
>         Region 0: Memory at fdff4000 (64-bit, non-prefetchable) [size=16K]
>         Capabilities: [50] Power Management version 2
>                 Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA
> PME(D0+,D1-,D2-,D3hot+,D3cold+)
>                 Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
>         Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
>                 Address: 00000000fee0f00c  Data: 4192
>         Capabilities: [70] Express (v1) 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-
>         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=01
>                         Status: NegoPending- InProgress-
>                 VC1:    Caps:   PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
>                         Arb:    Fixed- WRR32- WRR64- WRR128- TWRR128-
> WRR256-
>                         Ctrl:   Enable+ ID=1 ArbSelect=Fixed TC/VC=80
>                         Status: NegoPending- InProgress-
>         Capabilities: [130 v1] Root Complex Link
>                 Desc:   PortNumber=0f ComponentID=02 EltType=Config
>                 Link0:  Desc:   TargetPort=00 TargetComponent=02
> AssocRCRB- LinkType=MemMapped LinkValid+
>                         Addr:   00000000fed1c000
>         Kernel driver in use: snd_hda_intel
>
>   00:1d.0 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB UHCI Controller #1 [8086:2934] (rev 02) (prog-if 00 [UHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 23
>         Region 4: I/O ports at fb00 [size=32]
>         Capabilities: [50] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: uhci_hcd
>
>   00:1d.1 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB UHCI Controller #2 [8086:2935] (rev 02) (prog-if 00 [UHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 B routed to IRQ 19
>         Region 4: I/O ports at fa00 [size=32]
>         Capabilities: [50] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: uhci_hcd
>
>   00:1d.2 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB UHCI Controller #3 [8086:2936] (rev 02) (prog-if 00 [UHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 C routed to IRQ 18
>         Region 4: I/O ports at f900 [size=32]
>         Capabilities: [50] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: uhci_hcd
>
>   00:1d.7 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family)
> USB2 EHCI Controller #1 [8086:293a] (rev 02) (prog-if 20 [EHCI])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 23
>         Region 0: Memory at fdffd000 (32-bit, non-prefetchable) [size=1K]
>         Capabilities: [50] 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-
>         Kernel driver in use: ehci-pci
>
>   00:1e.0 PCI bridge [0604]: Intel Corporation 82801 PCI Bridge
> [8086:244e] (rev 92) (prog-if 01 [Subtractive decode])
>         Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> ParErr- Stepping- SERR- FastB2B- DisINTx-
>         Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort-
> <TAbort- <MAbort- >SERR- <PERR- INTx-
>         Latency: 0
>         Bus: primary=00, secondary=02, subordinate=02, sec-latency=32
>         I/O behind bridge: 0000d000-0000dfff
>         Memory behind bridge: fde00000-fdefffff
>         Prefetchable memory behind bridge:
> 00000000fdd00000-00000000fddfffff
>         Secondary status: 66MHz- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> <TAbort- <MAbort+ <SERR- <PERR-
>         BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
>                 PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
>         Capabilities: [50] Subsystem: Dell Inspiron 530 [1028:020d]
>
>   00:1f.0 ISA bridge [0601]: Intel Corporation 82801IR (ICH9R) LPC
> Interface Controller [8086:2916] (rev 02)
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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
>         Capabilities: [e0] Vendor Specific Information: Len=0c <?>
>         Kernel driver in use: lpc_ich
>
>   00:1f.2 IDE interface [0101]: Intel Corporation 82801IR/IO/IH
> (ICH9R/DO/DH) 4 port SATA Controller [IDE mode] [8086:2920] (rev 02)
> (prog-if 8f [Master SecP SecO PriP PriO])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 19
>         Region 0: I/O ports at f800 [size=8]
>         Region 1: I/O ports at f700 [size=4]
>         Region 2: I/O ports at f600 [size=8]
>         Region 3: I/O ports at f500 [size=4]
>         Region 4: I/O ports at f400 [size=16]
>         Region 5: I/O ports at f300 [size=16]
>         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: [b0] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: ata_piix
>
>   00:1f.3 SMBus [0c05]: Intel Corporation 82801I (ICH9 Family) SMBus
> Controller [8086:2930] (rev 02)
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 B routed to IRQ 11
>         Region 0: Memory at fdffc000 (64-bit, non-prefetchable) [size=256]
>         Region 4: I/O ports at 0500 [size=32]
>
>   00:1f.5 IDE interface [0101]: Intel Corporation 82801I (ICH9 Family) 2
> port SATA Controller [IDE mode] [8086:2926] (rev 02) (prog-if 85 [Master
> SecO PriO])
>         Subsystem: Dell Inspiron 530 [1028:020d]
>         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 19
>         Region 0: I/O ports at f100 [size=8]
>         Region 1: I/O ports at f000 [size=4]
>         Region 2: I/O ports at ef00 [size=8]
>         Region 3: I/O ports at ee00 [size=4]
>         Region 4: I/O ports at ed00 [size=16]
>         Region 5: I/O ports at ec00 [size=16]
>         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: [b0] Vendor Specific Information: Len=06 <?>
>         Kernel driver in use: ata_piix
>
>   01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GK107
> [GeForce GTX 650] [10de:0fc6] (rev a1) (prog-if 00 [VGA controller])
>         Subsystem: eVga.com. Corp. Device [3842:2651]
>         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
>         Region 0: Memory at fb000000 (32-bit, non-prefetchable) [size=16M]
>         Region 1: Memory at b0000000 (64-bit, prefetchable) [size=256M]
>         Region 3: Memory at ce000000 (64-bit, prefetchable) [size=32M]
>         Region 5: I/O ports at cf00 [size=128]
>         [virtual] Expansion ROM at fc000000 [disabled] [size=512K]
>         Capabilities: [60] 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: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+
>                 Address: 00000000fee0f00c  Data: 41b2
>         Capabilities: [78] Express (v2) Endpoint, MSI 00
>                 DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s
> unlimited, L1 <64us
>                         ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
>                 DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
> Unsupported-
>                         RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
>                         MaxPayload 128 bytes, MaxReadReq 512 bytes
>                 DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr-
> TransPend-
>                 LnkCap: Port #0, Speed 8GT/s, Width x16, ASPM L0s L1, Exit
> Latency L0s <512ns, L1 <4us
>                         ClockPM+ Surprise- LLActRep- BwNot-
>                 LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+
>                         ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>                 LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>                 DevCap2: Completion Timeout: Range AB, 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: [b4] Vendor Specific Information: Len=14 <?>
>         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=01
>                         Status: NegoPending- InProgress-
>         Capabilities: [128 v1] Power Budgeting <?>
>         Capabilities: [600 v1] Vendor Specific Information: ID=0001 Rev=1
> Len=024 <?>
>         Capabilities: [900 v1] #19
>         Kernel driver in use: nouveau
>
>   01:00.1 Audio device [0403]: NVIDIA Corporation GK107 HDMI Audio
> Controller [10de:0e1b] (rev a1)
>         Subsystem: eVga.com. Corp. Device [3842:2651]
>         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 17
>         Region 0: Memory at fcffc000 (32-bit, non-prefetchable) [size=16K]
>         Capabilities: [60] 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: [68] MSI: Enable- Count=1/1 Maskable- 64bit+
>                 Address: 0000000000000000  Data: 0000
>         Capabilities: [78] Express (v2) Endpoint, MSI 00
>                 DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s
> unlimited, L1 <64us
>                         ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
>                 DevCtl: Report errors: Correctable- Non-Fatal- Fatal-
> Unsupported-
>                         RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
>                         MaxPayload 128 bytes, MaxReadReq 512 bytes
>                 DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr-
> TransPend-
>                 LnkCap: Port #0, Speed 8GT/s, Width x16, ASPM L0s L1, Exit
> Latency L0s <512ns, L1 <4us
>                         ClockPM+ Surprise- LLActRep- BwNot-
>                 LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled-
> CommClk+
>                         ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
>                 LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+
> DLActive- BWMgmt- ABWMgmt-
>                 DevCap2: Completion Timeout: Range AB, 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-
>         Kernel driver in use: snd_hda_intel
>
>   02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd.
> RTL8169 PCI Gigabit Ethernet Controller [10ec:8169] (rev 10)
>         Subsystem: Realtek Semiconductor Co., Ltd. RTL8169/8110 Family PCI
> Gigabit Ethernet NIC [10ec:8169]
>         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: 64 (8000ns min, 16000ns max), Cache Line Size: 32 bytes
>         Interrupt: pin A routed to IRQ 21
>         Region 0: I/O ports at de00 [size=256]
>         Region 1: Memory at fdeff000 (32-bit, non-prefetchable) [size=256]
>         [virtual] Expansion ROM at fde00000 [disabled] [size=128K]
>         Capabilities: [dc] 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-
>         Kernel driver in use: r8169
>
>   ProblemType: KernelOops
>   DistroRelease: Ubuntu 15.04
>   Package: linux-image-3.19.0-12-generic 3.19.0-12.12
>   ProcVersionSignature: Ubuntu 3.19.0-12.12-generic 3.19.3
>   Uname: Linux 3.19.0-12-generic x86_64
>   Annotation: Your system might become unstablenow and might need to be
> restarted.
>   ApportVersion: 2.17-0ubuntu1
>   Architecture: amd64
>   AudioDevicesInUse:
>    USER        PID ACCESS COMMAND
>    /dev/snd/controlC1:  chris      1431 F.... pulseaudio
>    /dev/snd/controlC0:  chris      1431 F.... pulseaudio
>   Date: Tue Apr  7 19:18:50 2015
>   Failure: oops
>   HibernationDevice: RESUME=UUID=6b93044d-8184-4d0e-a59d-be6f05e7ec45
>   InstallationDate: Installed on 2015-03-28 (10 days ago)
>   InstallationMedia: Ubuntu-MATE 15.04 "Vivid Vervet" - Beta amd64
> (20150326)
>   IwConfig:
>    eth0      no wireless extensions.
>
>    eth1      no wireless extensions.
>
>    lo        no wireless extensions.
>   MachineType: Dell Inc. Inspiron 530
>   ProcFB: 0 nouveaufb
>   ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.19.0-12-generic
> root=UUID=96efd830-9fa8-4f21-bafa-b076290da0b2 ro rootflags=subvol=@ quiet
> splash vt.handoff=7
>   PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No
> PulseAudio daemon running, or not running as session daemon.
>   RelatedPackageVersions: kerneloops-daemon 0.12+git20090217-3ubuntu8
>   RfKill:
>
>   SourcePackage: linux
>   Title: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s!
> [kworker/1:1:5087]
>   UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 02/24/2009
>   dmi.bios.vendor: Dell Inc.
>   dmi.bios.version: 1.0.18
>   dmi.board.name: 0FM586
>   dmi.board.vendor: Dell Inc.
>   dmi.chassis.type: 3
>   dmi.chassis.vendor: Dell Inc.
>   dmi.chassis.version: OEM
>   dmi.modalias:
> dmi:bvnDellInc.:bvr1.0.18:bd02/24/2009:svnDellInc.:pnInspiron530:pvr:rvnDellInc.:rn0FM586:rvr:cvnDellInc.:ct3:cvrOEM:
>   dmi.product.name: Inspiron 530
>   dmi.sys.vendor: Dell Inc.
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1441387/+subscriptions
>


** Tags added: kernel-bug-exists-upstream

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https://bugs.launchpad.net/bugs/1441387

Title:
  NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s!
  [kworker/1:1:5087]

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  screen saver locked up computer - forced to hard shutdown computer and
  turn back on.

  Version log: Ubuntu 3.19.0-12.12-generic 3.19.3

  LSPCI:
  00:00.0 Host bridge [0600]: Intel Corporation 82G33/G31/P35/P31 Express DRAM Controller [8086:29c0] (rev 02)
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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=0b <?>

  00:01.0 PCI bridge [0604]: Intel Corporation 82G33/G31/P35/P31 Express PCI Express Root Port [8086:29c1] (rev 02) (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
  	Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
  	I/O behind bridge: 0000c000-0000cfff
  	Memory behind bridge: fb000000-fcffffff
  	Prefetchable memory behind bridge: 00000000b0000000-00000000cfffffff
  	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: Dell Inspiron 530 [1028:020d]
  	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: fee0f00c  Data: 41d1
  	Capabilities: [a0] Express (v1) Root Port (Slot+), 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-
  		LnkCap:	Port #2, Speed 2.5GT/s, Width x16, ASPM L0s, Exit Latency L0s <256ns, L1 <4us
  			ClockPM- Surprise- LLActRep- BwNot-
  		LnkCtl:	ASPM Disabled; RCB 64 bytes Disabled- CommClk+
  			ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
  		LnkSta:	Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
  		SltCap:	AttnBtn- PwrCtrl- MRL- AttnInd- PwrInd- HotPlug- Surprise-
  			Slot #0, PowerLimit 0.000W; Interlock- NoCompl+
  		SltCtl:	Enable: AttnBtn- PwrFlt- MRL- PresDet- CmdCplt- HPIrq- LinkChg-
  			Control: AttnInd Off, PwrInd On, 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-
  	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=01
  			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
  	Kernel driver in use: pcieport

  00:19.0 Ethernet controller [0200]: Intel Corporation 82562V-2 10/100 Network Connection [8086:10c0] (rev 02)
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+
  	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
  	Latency: 0
  	Interrupt: pin A routed to IRQ 25
  	Region 0: Memory at fdfc0000 (32-bit, non-prefetchable) [size=128K]
  	Region 1: Memory at fdfff000 (32-bit, non-prefetchable) [size=4K]
  	Region 2: I/O ports at ff00 [size=32]
  	Capabilities: [c8] Power Management version 2
  		Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
  		Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=1 PME-
  	Capabilities: [d0] MSI: Enable+ Count=1/1 Maskable- 64bit+
  		Address: 00000000fee0200c  Data: 41d2
  	Capabilities: [e0] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: e1000e

  00:1a.0 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 [8086:2937] (rev 02) (prog-if 00 [UHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 16
  	Region 4: I/O ports at fe00 [size=32]
  	Capabilities: [50] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: uhci_hcd

  00:1a.1 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 [8086:2938] (rev 02) (prog-if 00 [UHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 B routed to IRQ 21
  	Region 4: I/O ports at fd00 [size=32]
  	Capabilities: [50] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: uhci_hcd

  00:1a.2 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 [8086:2939] (rev 02) (prog-if 00 [UHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 D routed to IRQ 19
  	Region 4: I/O ports at fc00 [size=32]
  	Capabilities: [50] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: uhci_hcd

  00:1a.7 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 [8086:293c] (rev 02) (prog-if 20 [EHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 C routed to IRQ 18
  	Region 0: Memory at fdffe000 (32-bit, non-prefetchable) [size=1K]
  	Capabilities: [50] 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-
  	Kernel driver in use: ehci-pci

  00:1b.0 Audio device [0403]: Intel Corporation 82801I (ICH9 Family) HD Audio Controller [8086:293e] (rev 02)
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 26
  	Region 0: Memory at fdff4000 (64-bit, non-prefetchable) [size=16K]
  	Capabilities: [50] Power Management version 2
  		Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
  		Status: D0 NoSoftRst- PME-Enable- DSel=0 DScale=0 PME-
  	Capabilities: [60] MSI: Enable+ Count=1/1 Maskable- 64bit+
  		Address: 00000000fee0f00c  Data: 4192
  	Capabilities: [70] Express (v1) 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-
  	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=01
  			Status:	NegoPending- InProgress-
  		VC1:	Caps:	PATOffset=00 MaxTimeSlots=1 RejSnoopTrans-
  			Arb:	Fixed- WRR32- WRR64- WRR128- TWRR128- WRR256-
  			Ctrl:	Enable+ ID=1 ArbSelect=Fixed TC/VC=80
  			Status:	NegoPending- InProgress-
  	Capabilities: [130 v1] Root Complex Link
  		Desc:	PortNumber=0f ComponentID=02 EltType=Config
  		Link0:	Desc:	TargetPort=00 TargetComponent=02 AssocRCRB- LinkType=MemMapped LinkValid+
  			Addr:	00000000fed1c000
  	Kernel driver in use: snd_hda_intel

  00:1d.0 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 [8086:2934] (rev 02) (prog-if 00 [UHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 23
  	Region 4: I/O ports at fb00 [size=32]
  	Capabilities: [50] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: uhci_hcd

  00:1d.1 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 [8086:2935] (rev 02) (prog-if 00 [UHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 B routed to IRQ 19
  	Region 4: I/O ports at fa00 [size=32]
  	Capabilities: [50] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: uhci_hcd

  00:1d.2 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 [8086:2936] (rev 02) (prog-if 00 [UHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 C routed to IRQ 18
  	Region 4: I/O ports at f900 [size=32]
  	Capabilities: [50] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: uhci_hcd

  00:1d.7 USB controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 [8086:293a] (rev 02) (prog-if 20 [EHCI])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 23
  	Region 0: Memory at fdffd000 (32-bit, non-prefetchable) [size=1K]
  	Capabilities: [50] 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-
  	Kernel driver in use: ehci-pci

  00:1e.0 PCI bridge [0604]: Intel Corporation 82801 PCI Bridge [8086:244e] (rev 92) (prog-if 01 [Subtractive decode])
  	Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
  	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
  	Latency: 0
  	Bus: primary=00, secondary=02, subordinate=02, sec-latency=32
  	I/O behind bridge: 0000d000-0000dfff
  	Memory behind bridge: fde00000-fdefffff
  	Prefetchable memory behind bridge: 00000000fdd00000-00000000fddfffff
  	Secondary status: 66MHz- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort+ <SERR- <PERR-
  	BridgeCtl: Parity- SERR- NoISA- VGA- MAbort- >Reset- FastB2B-
  		PriDiscTmr- SecDiscTmr- DiscTmrStat- DiscTmrSERREn-
  	Capabilities: [50] Subsystem: Dell Inspiron 530 [1028:020d]

  00:1f.0 ISA bridge [0601]: Intel Corporation 82801IR (ICH9R) LPC Interface Controller [8086:2916] (rev 02)
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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
  	Capabilities: [e0] Vendor Specific Information: Len=0c <?>
  	Kernel driver in use: lpc_ich

  00:1f.2 IDE interface [0101]: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) 4 port SATA Controller [IDE mode] [8086:2920] (rev 02) (prog-if 8f [Master SecP SecO PriP PriO])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 19
  	Region 0: I/O ports at f800 [size=8]
  	Region 1: I/O ports at f700 [size=4]
  	Region 2: I/O ports at f600 [size=8]
  	Region 3: I/O ports at f500 [size=4]
  	Region 4: I/O ports at f400 [size=16]
  	Region 5: I/O ports at f300 [size=16]
  	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: [b0] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: ata_piix

  00:1f.3 SMBus [0c05]: Intel Corporation 82801I (ICH9 Family) SMBus Controller [8086:2930] (rev 02)
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 B routed to IRQ 11
  	Region 0: Memory at fdffc000 (64-bit, non-prefetchable) [size=256]
  	Region 4: I/O ports at 0500 [size=32]

  00:1f.5 IDE interface [0101]: Intel Corporation 82801I (ICH9 Family) 2 port SATA Controller [IDE mode] [8086:2926] (rev 02) (prog-if 85 [Master SecO PriO])
  	Subsystem: Dell Inspiron 530 [1028:020d]
  	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 19
  	Region 0: I/O ports at f100 [size=8]
  	Region 1: I/O ports at f000 [size=4]
  	Region 2: I/O ports at ef00 [size=8]
  	Region 3: I/O ports at ee00 [size=4]
  	Region 4: I/O ports at ed00 [size=16]
  	Region 5: I/O ports at ec00 [size=16]
  	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: [b0] Vendor Specific Information: Len=06 <?>
  	Kernel driver in use: ata_piix

  01:00.0 VGA compatible controller [0300]: NVIDIA Corporation GK107 [GeForce GTX 650] [10de:0fc6] (rev a1) (prog-if 00 [VGA controller])
  	Subsystem: eVga.com. Corp. Device [3842:2651]
  	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
  	Region 0: Memory at fb000000 (32-bit, non-prefetchable) [size=16M]
  	Region 1: Memory at b0000000 (64-bit, prefetchable) [size=256M]
  	Region 3: Memory at ce000000 (64-bit, prefetchable) [size=32M]
  	Region 5: I/O ports at cf00 [size=128]
  	[virtual] Expansion ROM at fc000000 [disabled] [size=512K]
  	Capabilities: [60] 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: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+
  		Address: 00000000fee0f00c  Data: 41b2
  	Capabilities: [78] Express (v2) Endpoint, MSI 00
  		DevCap:	MaxPayload 256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
  			ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
  		DevCtl:	Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
  			RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
  			MaxPayload 128 bytes, MaxReadReq 512 bytes
  		DevSta:	CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
  		LnkCap:	Port #0, Speed 8GT/s, Width x16, ASPM L0s L1, Exit Latency L0s <512ns, L1 <4us
  			ClockPM+ Surprise- LLActRep- BwNot-
  		LnkCtl:	ASPM Disabled; RCB 64 bytes Disabled- CommClk+
  			ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
  		LnkSta:	Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
  		DevCap2: Completion Timeout: Range AB, 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: [b4] Vendor Specific Information: Len=14 <?>
  	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=01
  			Status:	NegoPending- InProgress-
  	Capabilities: [128 v1] Power Budgeting <?>
  	Capabilities: [600 v1] Vendor Specific Information: ID=0001 Rev=1 Len=024 <?>
  	Capabilities: [900 v1] #19
  	Kernel driver in use: nouveau

  01:00.1 Audio device [0403]: NVIDIA Corporation GK107 HDMI Audio Controller [10de:0e1b] (rev a1)
  	Subsystem: eVga.com. Corp. Device [3842:2651]
  	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 17
  	Region 0: Memory at fcffc000 (32-bit, non-prefetchable) [size=16K]
  	Capabilities: [60] 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: [68] MSI: Enable- Count=1/1 Maskable- 64bit+
  		Address: 0000000000000000  Data: 0000
  	Capabilities: [78] Express (v2) Endpoint, MSI 00
  		DevCap:	MaxPayload 256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us
  			ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset-
  		DevCtl:	Report errors: Correctable- Non-Fatal- Fatal- Unsupported-
  			RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+
  			MaxPayload 128 bytes, MaxReadReq 512 bytes
  		DevSta:	CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend-
  		LnkCap:	Port #0, Speed 8GT/s, Width x16, ASPM L0s L1, Exit Latency L0s <512ns, L1 <4us
  			ClockPM+ Surprise- LLActRep- BwNot-
  		LnkCtl:	ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+
  			ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
  		LnkSta:	Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt-
  		DevCap2: Completion Timeout: Range AB, 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-
  	Kernel driver in use: snd_hda_intel

  02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8169 PCI Gigabit Ethernet Controller [10ec:8169] (rev 10)
  	Subsystem: Realtek Semiconductor Co., Ltd. RTL8169/8110 Family PCI Gigabit Ethernet NIC [10ec:8169]
  	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: 64 (8000ns min, 16000ns max), Cache Line Size: 32 bytes
  	Interrupt: pin A routed to IRQ 21
  	Region 0: I/O ports at de00 [size=256]
  	Region 1: Memory at fdeff000 (32-bit, non-prefetchable) [size=256]
  	[virtual] Expansion ROM at fde00000 [disabled] [size=128K]
  	Capabilities: [dc] 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-
  	Kernel driver in use: r8169

  ProblemType: KernelOops
  DistroRelease: Ubuntu 15.04
  Package: linux-image-3.19.0-12-generic 3.19.0-12.12
  ProcVersionSignature: Ubuntu 3.19.0-12.12-generic 3.19.3
  Uname: Linux 3.19.0-12-generic x86_64
  Annotation: Your system might become unstablenow and might need to be restarted.
  ApportVersion: 2.17-0ubuntu1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  chris      1431 F.... pulseaudio
   /dev/snd/controlC0:  chris      1431 F.... pulseaudio
  Date: Tue Apr  7 19:18:50 2015
  Failure: oops
  HibernationDevice: RESUME=UUID=6b93044d-8184-4d0e-a59d-be6f05e7ec45
  InstallationDate: Installed on 2015-03-28 (10 days ago)
  InstallationMedia: Ubuntu-MATE 15.04 "Vivid Vervet" - Beta amd64 (20150326)
  IwConfig:
   eth0      no wireless extensions.
   
   eth1      no wireless extensions.
   
   lo        no wireless extensions.
  MachineType: Dell Inc. Inspiron 530
  ProcFB: 0 nouveaufb
  ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.19.0-12-generic root=UUID=96efd830-9fa8-4f21-bafa-b076290da0b2 ro rootflags=subvol=@ quiet splash vt.handoff=7
  PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon.
  RelatedPackageVersions: kerneloops-daemon 0.12+git20090217-3ubuntu8
  RfKill:
   
  SourcePackage: linux
  Title: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [kworker/1:1:5087]
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 02/24/2009
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.0.18
  dmi.board.name: 0FM586
  dmi.board.vendor: Dell Inc.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Dell Inc.
  dmi.chassis.version: OEM
  dmi.modalias: dmi:bvnDellInc.:bvr1.0.18:bd02/24/2009:svnDellInc.:pnInspiron530:pvr:rvnDellInc.:rn0FM586:rvr:cvnDellInc.:ct3:cvrOEM:
  dmi.product.name: Inspiron 530
  dmi.sys.vendor: Dell Inc.

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References