Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: mesa (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1492037
Title:
Segmentation fault in brw_meta_fast_clear
Status in mesa package in Ubuntu:
Confirmed
Bug description:
I have an nvidia optimus notebook, and since yesterdays updates X
crashes on the nvidia driver, so I switched to intel. But now, every
couple minutes plasmashell crashes with
Thread 1 (Thread 0x7f7b245c6800 (LWP 5307)):
[KCrash Handler]
#6 brw_meta_fast_clear (brw=brw@entry=0x1abcf08, fb=fb@entry=0x405fc80,
buffers=buffers@entry=34, partial_clear=partial_clear@entry=false) at
../../../../../../../src/mesa/drivers/dri/i965/brw_meta_fast_clear.c:446
#7 0x00007f7b06b3506c in brw_clear (ctx=0x1abcf08, mask=34) at
../../../../../../../src/mesa/drivers/dri/i965/brw_clear.c:246
#8 0x00007f7b2264737a in QSGBatchRenderer::Renderer::renderBatches() () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007f7b2264bb3a in QSGBatchRenderer::Renderer::render() () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f7b22656a1c in QSGRenderer::renderScene(QSGBindable const&) ()
from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f7b22656e9b in QSGRenderer::renderScene(unsigned int) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f7b226655be in QSGRenderContext::renderNextFrame(QSGRenderer*,
unsigned int) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007f7b226af20c in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f7b2267fbac in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007f7b226806d1 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007f7b2015eb8c in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f7b20164230 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f7b1f680a9b in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f7b1f6d6c1d in QTimerInfoList::activateTimers() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f7b1f6d7121 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f7b1bb59f87 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f7b1bb5a1e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f7b1bb5a28c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f7b1f6d7e1b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f7b1f67e2da in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f7b1f685e4c in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x00000000004322c3 in main ()
ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: libgl1-mesa-dri 10.6.3-1ubuntu1
ProcVersionSignature: Ubuntu 4.1.0-3.3-generic 4.1.3
Uname: Linux 4.1.0-3-generic x86_64
ApportVersion: 2.18-0ubuntu9
Architecture: amd64
CompizPlugins: No value set for
`/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: None
Date: Thu Sep 3 23:10:45 2015
DistUpgraded: Fresh install
DistroCodename: wily
DistroVariant: ubuntu
EcryptfsInUse: Yes
ExtraDebuggingInterest: Yes
GraphicsCard:
Intel Corporation Broadwell-U Integrated Graphics [8086:1616] (rev 09)
(prog-if 00 [VGA controller])
Subsystem: Lenovo Device [17aa:2225]
Subsystem: Lenovo Device [17aa:2225]
InstallationDate: Installed on 2015-07-20 (45 days ago)
InstallationMedia: Kubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
MachineType: LENOVO 20CKCTO1WW
ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-4.1.0-3-generic.efi.signed
root=UUID=16f91247-90b6-4fc9-9f76-d3322b3d5e7c ro rootflags=subvol=@ noprompt
crashkernel=384M-:128M
SourcePackage: mesa
UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 03/19/2015
dmi.bios.vendor: LENOVO
dmi.bios.version: N11ET31W (1.07 )
dmi.board.asset.tag: Not Available
dmi.board.name: 20CKCTO1WW
dmi.board.vendor: LENOVO
dmi.board.version: SDK0E50512 STD
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.modalias:
dmi:bvnLENOVO:bvrN11ET31W(1.07):bd03/19/2015:svnLENOVO:pn20CKCTO1WW:pvrThinkPadT550:rvnLENOVO:rn20CKCTO1WW:rvrSDK0E50512STD:cvnLENOVO:ct10:cvrNone:
dmi.product.name: 20CKCTO1WW
dmi.product.version: ThinkPad T550
dmi.sys.vendor: LENOVO
version.compiz: compiz N/A
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.64-1
version.libgl1-mesa-dri: libgl1-mesa-dri 10.6.3-1ubuntu1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.6.3-1ubuntu1
version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu5
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1
version.xserver-xorg-video-ati: xserver-xorg-video-ati
1:7.5.0+git20150819-0ubuntu1
version.xserver-xorg-video-intel: xserver-xorg-video-intel
2:2.99.917+git20150808-0ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
1:1.0.11-1ubuntu3
xserver.bootTime: Thu Sep 3 22:20:47 2015
xserver.configfile: default
xserver.errors:
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
product id 5571
vendor CMN
xserver.version: 2:1.17.2-1ubuntu5
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