Public bug reported: Behavior:
Ever since I first installed 15.04 back in April/May on my new DELL Inspiron 3646: Handle 0x0001, DMI type 1, 27 bytes System Information Manufacturer: Dell Inc. Product Name: Inspiron 3646 I have experienced frequent(daily/every-other-day)complete lockups(cannot even switch to console(Alt-F1,F2,etc.). I have determined that the issue is related to the 'i915' driver in relation to my GPU: 00:02.0 VGA compatible controller: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Graphics & Display (rev 0e) on SoC: Handle 0x0004, DMI type 4, 42 bytes Processor Information Socket Designation: CPU 1 Type: Central Processor Family: Atom Manufacturer: Intel(R) Corporation ID: 78 06 03 00 FF FB EB BF Signature: Type 0, Family 6, Model 55, Stepping 8 Flags: FPU (Floating-point unit on-chip) VME (Virtual mode extension) DE (Debugging extension) PSE (Page size extension) TSC (Time stamp counter) MSR (Model specific registers) PAE (Physical address extension) MCE (Machine check exception) CX8 (CMPXCHG8 instruction supported) APIC (On-chip APIC hardware supported) SEP (Fast system call) MTRR (Memory type range registers) PGE (Page global enable) MCA (Machine check architecture) CMOV (Conditional move instruction supported) PAT (Page attribute table) PSE-36 (36-bit page size extension) CLFSH (CLFLUSH instruction supported) DS (Debug store) ACPI (ACPI supported) MMX (MMX technology supported) FXSR (FXSAVE and FXSTOR instructions supported) SSE (Streaming SIMD extensions) SSE2 (Streaming SIMD extensions 2) SS (Self-snoop) HTT (Multi-threading) TM (Thermal monitor supported) PBE (Pending break enabled) Version: Intel(R) Pentium(R) CPU J2900 @ 2.41GHz Voltage: 0.9 V External Clock: 83 MHz Max Speed: 2656 MHz Current Speed: 2425 MHz Status: Populated, Enabled Upgrade: None L1 Cache Handle: 0x0007 L2 Cache Handle: 0x0008 L3 Cache Handle: Not Provided Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Core Count: 4 Core Enabled: 4 Thread Count: 4 Characteristics: 64-bit capable Multi-Core Execute Protection Enhanced Virtualization Power/Performance Control I have gained _significant_ improvements in reliability / stability by using various flags / parameters in the i915 module: /etc/modprobe.d/i915.conf: options i915 semaphores=1 and / or /etc/default/grub: GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_pstate=disable" and / or /usr/share/X11/xorg.conf.d/20-intel.conf: Section "Device" Identifier "Intel Graphics" Driver "intel" Option "TearFree" "1" EndSection and / or Disable "Intel Virtualization Technologies" in the BIOS. chris@CKR-DKM:~$ lsb_release -rd Description: Ubuntu 15.04 Release: 15.04 chris@CKR-DKM:~$ apt-cache policy xorg xorg: Installed: (none) Candidate: 1:7.7+7ubuntu4 Version table: 1:7.7+7ubuntu4 0 500 http://us.archive.ubuntu.com/ubuntu/ vivid/main amd64 Packages I'm currently using: intel-linux-graphics- installer_1.2.0-0intel1_amd64.deb from: https://01.org/linuxgraphics with similar results(maybe a little better than the stock i915 stack in 15.04). ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: xorg (not installed) ProcVersionSignature: Ubuntu 3.19.0-30.34-generic 3.19.8-ckt6 Uname: Linux 3.19.0-30-generic x86_64 ApportVersion: 2.17.2-0ubuntu1.5 Architecture: amd64 CompositorRunning: None Date: Wed Oct 7 09:32:47 2015 DistUpgraded: Fresh install DistroCodename: vivid DistroVariant: ubuntu ExtraDebuggingInterest: Yes GraphicsCard: Intel Corporation Atom Processor Z36xxx/Z37xxx Series Graphics & Display [8086:0f31] (rev 0e) (prog-if 00 [VGA controller]) Subsystem: Dell Device [1028:068d] InstallationDate: Installed on 2015-09-17 (19 days ago) InstallationMedia: Ubuntu-Server 15.04 "Vivid Vervet" - Release amd64 (20150422) LightdmGreeterLog: ** (lightdm-gtk-greeter:1005): WARNING **: [PIDs] Failed to execute command: upstart ** (lightdm-gtk-greeter:1005): WARNING **: Failed to load user image: Failed to open file '/home/chris/.face': No such file or directory MachineType: Dell Inc. Inspiron 3646 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-30-generic.efi.signed root=UUID=ef22be35-6f79-4356-be42-2689d1de0378 ro quiet SourcePackage: xorg UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/17/2015 dmi.bios.vendor: Dell Inc. dmi.bios.version: A09 dmi.board.name: 0V6D8J dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 3 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: A09 dmi.modalias: dmi:bvnDellInc.:bvrA09:bd08/17/2015:svnDellInc.:pnInspiron3646:pvr:rvnDellInc.:rn0V6D8J:rvrA00:cvnDellInc.:ct3:cvrA09: dmi.product.name: Inspiron 3646 dmi.sys.vendor: Dell Inc. version.compiz: compiz N/A version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.60-2 version.libgl1-mesa-dri: libgl1-mesa-dri 10.5.9-2ubuntu1~vivid2 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.5.9-2ubuntu1~vivid2 version.xserver-xorg-core: xserver-xorg-core 2:1.17.1-0ubuntu3.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0-1ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917-1~exp1ubuntu2.2 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2build1 xserver.bootTime: Tue Oct 6 20:05:51 2015 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 990 vendor ACR xserver.version: 2:1.17.1-0ubuntu3.1 ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug ubuntu vivid ** Attachment added: "Output from 'ubuntu-bug xorg' command." https://bugs.launchpad.net/bugs/1503731/+attachment/4487398/+files/ubu-bug_xorg.txt ** Summary changed: - 15.04 freezes totally using Intel(i915) on BayTrail /ValleyView SoC(J2900 CPU) + 15.04 freezes totally using Intel(i915) on BayTrail / ValleyView SoC(J2900 CPU) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1503731 Title: 15.04 freezes totally using Intel(i915) on BayTrail / ValleyView SoC(J2900 CPU) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1503731/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp