Ubuntu
linux package

Random Kernel Panic with Positivo W940TU-TV laptop (Intel ValleyView hardware)

Bug #1431106 reported by Sergio Benjamim on 2015-03-12

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	linux (Ubuntu)	Confirmed	Medium	Unassigned

Bug Description

I'm having problem with random kernel panic with Intel ValleyView hardware.

I've already test with kernel 3.16, same issue. Tried intel_pstate=disable, same issue.

It does not seems to be a hardware problem, since windows 8.1 works very well.

Positivo Informatica SA
baseboard-product-name: W940TU-TV
baseboard-version : 1.03.09RPO
system-manufacturer : Positivo Informatica SA
system-product-name : W940TU-TV
system-version : 1.03.09RPO
bios-vendor : Desenvolvida por Positivo Informatica SA
bios-version : 5.6.5
bios-release-date : 04/14/2014

00:00.0 Host bridge: Intel Corporation ValleyView SSA-CUnit (rev 0e)
00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e)
00:13.0 SATA controller: Intel Corporation ValleyView 6-Port SATA AHCI Controller (rev 0e)
00:14.0 USB controller: Intel Corporation ValleyView USB xHCI Host Controller (rev 0e)
00:1a.0 Encryption controller: Intel Corporation ValleyView SEC (rev 0e)
00:1b.0 Audio device: Intel Corporation ValleyView High Definition Audio Controller (rev 0e)
00:1c.0 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e)
00:1c.1 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e)
00:1c.2 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e)
00:1c.3 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e)
00:1f.0 ISA bridge: Intel Corporation ValleyView Power Control Unit (rev 0e)
00:1f.3 SMBus: Intel Corporation ValleyView SMBus Controller (rev 0e)
01:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. Device 5286 (rev 01)
01:00.2 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 06)
02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter

Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 07ca:a857 AVerMedia Technologies, Inc.
Bus 001 Device 004: ID 04f2:b43b Chicony Electronics Co., Ltd
Bus 001 Device 003: ID 058f:6254 Alcor Micro Corp. USB Hub
Bus 001 Device 002: ID 13d3:3410 IMC Networks
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

model name : Intel(R) Celeron(R) CPU N2807 @ 1.58GHz
model name : Intel(R) Celeron(R) CPU N2807 @ 1.58GHz

MemTotal: 3926408 kB

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-46-generic 3.13.0-46.79
ProcVersionSignature: Ubuntu 3.13.0-46.79-generic 3.13.11-ckt15
Uname: Linux 3.13.0-46-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.7
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: josue 1829 F.... pulseaudio
Date: Wed Mar 11 22:24:31 2015
HibernationDevice: RESUME=UUID=4fcd1c9c-2cbd-40e2-a316-7ab5b3b57afa
InstallationDate: Installed on 2015-03-11 (0 days ago)
InstallationMedia: Xubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140723)
MachineType: Positivo Informatica SA W940TU-TV
ProcEnviron:
LANGUAGE=pt_BR:pt:en
TERM=xterm
PATH=(custom, no user)
LANG=pt_BR.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-46-generic.efi.signed root=UUID=e85d5555-ae02-4a39-ad69-b864d7cdd375 ro quiet splash crashkernel=384M-:128M vt.handoff=7
PulseList:
Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied
No PulseAudio daemon running, or not running as session daemon.
RelatedPackageVersions:
linux-restricted-modules-3.13.0-46-generic N/A
linux-backports-modules-3.13.0-46-generic N/A
linux-firmware 1.127.11
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/14/2014
dmi.bios.vendor: Desenvolvida por Positivo Informatica SA
dmi.bios.version: 5.6.5
dmi.board.asset.tag: Tag 12345
dmi.board.name: W940TU-TV
dmi.board.vendor: Positivo Informatica SA
dmi.board.version: 1.03.09RPO
dmi.chassis.asset.tag: No Asset Tag
dmi.chassis.type: 10
dmi.chassis.vendor: Positivo Informatica SA
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnDesenvolvidaporPositivoInformaticaSA:bvr5.6.5:bd04/14/2014:svnPositivoInformaticaSA:pnW940TU-TV:pvr1.03.09RPO:rvnPositivoInformaticaSA:rnW940TU-TV:rvr1.03.09RPO:cvnPositivoInformaticaSA:ct10:cvrN/A:
dmi.product.name: W940TU-TV
dmi.product.version: 1.03.09RPO
dmi.sys.vendor: Positivo Informatica SA

See original description

Tags:

Revision history for this message

Sergio Benjamim (sergio-br2) wrote on 2015-03-12:

kernel panic image Edit (3.0 MiB, image/jpeg)
AlsaInfo.txt Edit (35.5 KiB, text/plain; charset="utf-8")
BootDmesg.txt Edit (56.7 KiB, text/plain; charset="utf-8")
CRDA.txt Edit (257 bytes, text/plain; charset="utf-8")
CurrentDmesg.txt Edit (2.4 KiB, text/plain; charset="utf-8")
Dependencies.txt Edit (2.9 KiB, text/plain; charset="utf-8")
IwConfig.txt Edit (547 bytes, text/plain; charset="utf-8")
Lspci.txt Edit (23.6 KiB, text/plain; charset="utf-8")
Lsusb.txt Edit (357 bytes, text/plain; charset="utf-8")
ProcCpuinfo.txt Edit (1.8 KiB, text/plain; charset="utf-8")
ProcInterrupts.txt Edit (1.3 KiB, text/plain; charset="utf-8")
ProcModules.txt Edit (3.5 KiB, text/plain; charset="utf-8")
RfKill.txt Edit (112 bytes, text/plain; charset="utf-8")
UdevDb.txt Edit (128.5 KiB, text/plain; charset="utf-8")
UdevLog.txt Edit (286.4 KiB, text/plain; charset="utf-8")
WifiSyslog.txt Edit (943.4 KiB, text/plain; charset="utf-8")

Revision history for this message

Sergio Benjamim (sergio-br2) wrote on 2015-03-12:

Other kernel panic, with kernel 3.13 Edit (3.0 MiB, image/jpeg)

Revision history for this message

Sergio Benjamim (sergio-br2) wrote on 2015-03-12:

Other kernel panic, with kernel 3.13, again Edit (2.5 MiB, image/jpeg)

Revision history for this message

Sergio Benjamim (sergio-br2) wrote on 2015-03-12:

Download full text (9.3 KiB)

More detailed hardware info:

00:00.0 Host bridge: Intel Corporation ValleyView SSA-CUnit (rev 0e)
Subsystem: CLEVO/KAPOK Computer Device 5470
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

00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) (prog-if 00 [VGA controller])
Subsystem: CLEVO/KAPOK Computer Device 5470
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 107
Region 0: Memory at a0000000 (32-bit, non-prefetchable) [size=4M]
Region 2: Memory at b0000000 (32-bit, prefetchable) [size=256M]
Region 4: I/O ports at f080 [size=8]
Expansion ROM at <unassigned> [disabled]
Capabilities: <access denied>
Kernel driver in use: i915

00:13.0 SATA controller: Intel Corporation ValleyView 6-Port SATA AHCI Controller (rev 0e) (prog-if 01 [AHCI 1.0])
Subsystem: CLEVO/KAPOK Computer Device 5470
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 104
Region 0: I/O ports at f070 [size=8]
Region 1: I/O ports at f060 [size=4]
Region 2: I/O ports at f050 [size=8]
Region 3: I/O ports at f040 [size=4]
Region 4: I/O ports at f020 [size=32]
Region 5: Memory at a0815000 (32-bit, non-prefetchable) [size=2K]
Capabilities: <access denied>
Kernel driver in use: ahci

00:14.0 USB controller: Intel Corporation ValleyView USB xHCI Host Controller (rev 0e) (prog-if 30 [XHCI])
Subsystem: CLEVO/KAPOK Computer Device 5470
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 103
Region 0: Memory at a0800000 (64-bit, non-prefetchable) [size=64K]
Capabilities: <access denied>
Kernel driver in use: xhci_hcd

00:1a.0 Encryption controller: Intel Corporation ValleyView SEC (rev 0e)
Subsystem: CLEVO/KAPOK Computer Device 5470
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: Memory at a0500000 (32-bit, non-prefetchable) [size=1M]
Region 1: Memory at a0400000 (32-bit, non-prefetchable) [size=1M]
Capabilities: <access denied>

More detailed hardware info:

00:00.0 Host bridge: Intel Corporation ValleyView SSA-CUnit (rev 0e)
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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

00:02.0 VGA compatible controller: Intel Corporation ValleyView Gen7 (rev 0e) (prog-if 00 [VGA controller])
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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 107
	Region 0: Memory at a0000000 (32-bit, non-prefetchable) [size=4M]
	Region 2: Memory at b0000000 (32-bit, prefetchable) [size=256M]
	Region 4: I/O ports at f080 [size=8]
	Expansion ROM at <unassigned> [disabled]
	Capabilities: <access denied>
	Kernel driver in use: i915

00:13.0 SATA controller: Intel Corporation ValleyView 6-Port SATA AHCI Controller (rev 0e) (prog-if 01 [AHCI 1.0])
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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 104
	Region 0: I/O ports at f070 [size=8]
	Region 1: I/O ports at f060 [size=4]
	Region 2: I/O ports at f050 [size=8]
	Region 3: I/O ports at f040 [size=4]
	Region 4: I/O ports at f020 [size=32]
	Region 5: Memory at a0815000 (32-bit, non-prefetchable) [size=2K]
	Capabilities: <access denied>
	Kernel driver in use: ahci

00:14.0 USB controller: Intel Corporation ValleyView USB xHCI Host Controller (rev 0e) (prog-if 30 [XHCI])
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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 103
	Region 0: Memory at a0800000 (64-bit, non-prefetchable) [size=64K]
	Capabilities: <access denied>
	Kernel driver in use: xhci_hcd

00:1a.0 Encryption controller: Intel Corporation ValleyView SEC (rev 0e)
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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: Memory at a0500000 (32-bit, non-prefetchable) [size=1M]
	Region 1: Memory at a0400000 (32-bit, non-prefetchable) [size=1M]
	Capabilities: <access denied>

00:1b.0 Audio device: Intel Corporation ValleyView High Definition Audio Controller (rev 0e)
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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 108
	Region 0: Memory at a0810000 (64-bit, non-prefetchable) [size=16K]
	Capabilities: <access denied>
	Kernel driver in use: snd_hda_intel

00:1c.0 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e) (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: 0000e000-0000efff
	Memory behind bridge: a0700000-a07fffff
	Prefetchable memory behind bridge: 00000000a0900000-00000000a0bfffff
	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: <access denied>
	Kernel driver in use: pcieport

00:1c.1 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e) (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=02, subordinate=02, sec-latency=0
	I/O behind bridge: 0000d000-0000dfff
	Memory behind bridge: a0600000-a06fffff
	Prefetchable memory behind bridge: 00000000a0c00000-00000000a0dfffff
	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: <access denied>
	Kernel driver in use: pcieport

00:1c.2 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e) (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=03, subordinate=03, sec-latency=0
	I/O behind bridge: 00002000-00002fff
	Memory behind bridge: a0e00000-a0ffffff
	Prefetchable memory behind bridge: 00000000a1000000-00000000a11fffff
	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: <access denied>
	Kernel driver in use: pcieport

00:1c.3 PCI bridge: Intel Corporation ValleyView PCI Express Root Port (rev 0e) (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=04, subordinate=04, sec-latency=0
	I/O behind bridge: 00003000-00003fff
	Memory behind bridge: a1200000-a13fffff
	Prefetchable memory behind bridge: 00000000a1400000-00000000a15fffff
	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: <access denied>
	Kernel driver in use: pcieport

00:1f.0 ISA bridge: Intel Corporation ValleyView Power Control Unit (rev 0e)
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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: <access denied>

00:1f.3 SMBus: Intel Corporation ValleyView SMBus Controller (rev 0e)
	Subsystem: CLEVO/KAPOK Computer Device 5470
	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 255
	Region 0: Memory at a0814000 (32-bit, non-prefetchable) [disabled] [size=32]
	Region 4: I/O ports at f000 [disabled] [size=32]
	Capabilities: <access denied>

01:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. Device 5286 (rev 01)
	Subsystem: Realtek Semiconductor Co., Ltd. Device 5286
	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 105
	Region 0: Memory at a0700000 (32-bit, non-prefetchable) [size=64K]
	Capabilities: <access denied>
	Kernel driver in use: rtsx_pci

01:00.2 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 06)
	Subsystem: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller
	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 106
	Region 0: I/O ports at e000 [size=256]
	Region 2: Memory at a0904000 (64-bit, prefetchable) [size=4K]
	Region 4: Memory at a0900000 (64-bit, prefetchable) [size=16K]
	Capabilities: <access denied>
	Kernel driver in use: r8169

02:00.0 Network controller: Realtek Semiconductor Co., Ltd. RTL8723BE PCIe Wireless Network Adapter
	Subsystem: AzureWave Device 2159
	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 17
	Region 0: I/O ports at d000 [size=256]
	Region 2: Memory at a0600000 (64-bit, non-prefetchable) [size=16K]
	Capabilities: <access denied>
	Kernel driver in use: rtl8723be

Sergio Benjamim (sergio-br2) on 2015-03-12

description:

updated

Sergio Benjamim (sergio-br2) on 2015-03-12

summary:

- Random Kernel Panic with Intel ValleyView hardware
+ Random Kernel Panic with Positivo W940TU-TV laptop (Intel ValleyView
+ hardware)

Revision history for this message

Brad Figg (brad-figg) wrote on 2015-03-12: Status changed to Confirmed

This change was made by a bot.

Changed in linux (Ubuntu):
status:	New → Confirmed

Revision history for this message

Sergio Benjamim (sergio-br2) wrote on 2015-03-12:

Same issue with 3.19, black screen without info, it just froze.

Revision history for this message

Joseph Salisbury (jsalisbury) wrote on 2015-03-18:

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'.

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-rc4-vivid/

Changed in linux (Ubuntu):
importance:	Undecided → Medium
tags:	added: kernel-da-key

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Random Kernel Panic with Positivo W940TU-TV laptop (Intel ValleyView hardware)

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