opengl issue with Haswell graphics plus xserver 1.18.4 with FreeBSD 11

Jeremy jeremy.m.cox at gmail.com
Mon Jul 25 22:56:51 UTC 2016 

Apologies...

the affected file is libc/stdio/sscanf.c line 57

Any ideas anyone has are welcome.

Thank you all,

Jeremy Cox

On Mon, Jul 25, 2016 at 5:45 PM, Jeremy <jeremy.m.cox at gmail.com> wrote:

> I'm having a rather odd issue trying to get my haswell graphics to work
> with FreeBSD 11, using the xserver-next branch version 1.18.4... compiled
> with clang 3.8.0. All attempts to get anything to work with opengl
> (glxgears, glxinfo, kinfo center looking at OPENGL information, etc)
> results in a segmentation fault. They all have exactly the same error...
> some kind of memory access error leading to libc/sscanf.c
>
> heres a bt from glxinfo:
>
>
> root at riotskates:~ # gdb /usr/local/bin/glxinfo glxinfo.core
> GNU gdb 6.1.1 [FreeBSD]
> Copyright 2004 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you
> are
> welcome to change it and/or distribute copies of it under certain
> conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for details.
> This GDB was configured as "amd64-marcel-freebsd"...(no debugging symbols
> found)...
> Core was generated by `glxinfo'.
> Program terminated with signal 11, Segmentation fault.
> Reading symbols from /usr/local/lib/libGLEW.so.1...(no debugging symbols
> found)...done.
> Loaded symbols for /usr/local/lib/libGLEW.so.1
> Reading symbols from /usr/local/lib/libGLU.so.1...(no debugging symbols
> found)...done.
> Loaded symbols for /usr/local/lib/libGLU.so.1
> Reading symbols from /usr/local/lib/libGL.so.1...(no debugging symbols
> found)...done.
> Loaded symbols for /usr/local/lib/libGL.so.1
> Reading symbols from /lib/libm.so.5...Reading symbols from
> /usr/lib/debug//lib/libm.so.5.debug...done.
> done.
> Loaded symbols for /lib/libm.so.5
> Reading symbols from /usr/local/lib/libX11.so.6...done.
> Loaded symbols for /usr/local/lib/libX11.so.6
> Reading symbols from /usr/local/lib/libXext.so.6...done.
> Loaded symbols for /usr/local/lib/libXext.so.6
> Reading symbols from /lib/libc.so.7...Reading symbols from
> /usr/lib/debug//lib/libc.so.7.debug...done.
> done.
> Loaded symbols for /lib/libc.so.7
> Reading symbols from /usr/lib/libc++.so.1...Reading symbols from
> /usr/lib/debug//usr/lib/libc++.so.1.debug...done.
> done.
> Loaded symbols for /usr/lib/libc++.so.1
> Reading symbols from /lib/libcxxrt.so.1...Reading symbols from
> /usr/lib/debug//lib/libcxxrt.so.1.debug...done.
> done.
> Loaded symbols for /lib/libcxxrt.so.1
> Reading symbols from /lib/libgcc_s.so.1...Reading symbols from
> /usr/lib/debug//lib/libgcc_s.so.1.debug...done.
> done.
> Loaded symbols for /lib/libgcc_s.so.1
> Reading symbols from /usr/local/lib/libexpat.so.1...done.
> Loaded symbols for /usr/local/lib/libexpat.so.1
> Reading symbols from /usr/local/lib/libglapi.so.0...done.
> Loaded symbols for /usr/local/lib/libglapi.so.0
> Reading symbols from /usr/local/lib/libXdamage.so.1...done.
> Loaded symbols for /usr/local/lib/libXdamage.so.1
> Reading symbols from /usr/local/lib/libXfixes.so.3...done.
> Loaded symbols for /usr/local/lib/libXfixes.so.3
> Reading symbols from /usr/local/lib/libX11-xcb.so.1...done.
> Loaded symbols for /usr/local/lib/libX11-xcb.so.1
> Reading symbols from /usr/local/lib/libxcb-glx.so.0...done.
> Loaded symbols for /usr/local/lib/libxcb-glx.so.0
> Reading symbols from /usr/local/lib/libxcb-dri2.so.0...done.
> Loaded symbols for /usr/local/lib/libxcb-dri2.so.0
> Reading symbols from /usr/local/lib/libxcb.so.1...done.
> Loaded symbols for /usr/local/lib/libxcb.so.1
> Reading symbols from /usr/local/lib/libXxf86vm.so.1...done.
> Loaded symbols for /usr/local/lib/libXxf86vm.so.1
> Reading symbols from /usr/local/lib/libdrm.so.2...done.
> Loaded symbols for /usr/local/lib/libdrm.so.2
> Reading symbols from /lib/libthr.so.3...Reading symbols from
> /usr/lib/debug//lib/libthr.so.3.debug...done.
> done.
> Loaded symbols for /lib/libthr.so.3
> Reading symbols from /usr/lib/librpcsvc.so.5...Reading symbols from
> /usr/lib/debug//usr/lib/librpcsvc.so.5.debug...done.
> done.
> Loaded symbols for /usr/lib/librpcsvc.so.5
> Reading symbols from /usr/local/lib/libXau.so.6...done.
> Loaded symbols for /usr/local/lib/libXau.so.6
> Reading symbols from /usr/local/lib/libpthread-stubs.so.0...done.
> Loaded symbols for /usr/local/lib/libpthread-stubs.so.0
> Reading symbols from /usr/local/lib/libXdmcp.so.6...done.
> Loaded symbols for /usr/local/lib/libXdmcp.so.6
> Reading symbols from /usr/local/lib/libdevq.so.0...done.
> Loaded symbols for /usr/local/lib/libdevq.so.0
> Reading symbols from /usr/lib/libprocstat.so.1...Reading symbols from
> /usr/lib/debug//usr/lib/libprocstat.so.1.debug...done.
> done.
> Loaded symbols for /usr/lib/libprocstat.so.1
> Reading symbols from /lib/libelf.so.2...Reading symbols from
> /usr/lib/debug//lib/libelf.so.2.debug...done.
> done.
> Loaded symbols for /lib/libelf.so.2
> Reading symbols from /lib/libkvm.so.7...Reading symbols from
> /usr/lib/debug//lib/libkvm.so.7.debug...done.
> done.
> Loaded symbols for /lib/libkvm.so.7
> Reading symbols from /lib/libutil.so.9...Reading symbols from
> /usr/lib/debug//lib/libutil.so.9.debug...done.
> done.
> Loaded symbols for /lib/libutil.so.9
> Reading symbols from /libexec/ld-elf.so.1...Reading symbols from
> /usr/lib/debug//libexec/ld-elf.so.1.debug...done.
> done.
> Loaded symbols for /libexec/ld-elf.so.1
> #0  __svfscanf (fp=<value optimized out>, locale=<value optimized out>,
> fmt0=<value optimized out>, ap=<value optimized out>) at
> /usr/src/lib/libc/stdio/vfscanf.c:770
> 770                                             *va_arg(ap, int *) = res;
> [New Thread 804e16000 (LWP 100671/<unknown>)]
> (gdb) bt 50
> #0  __svfscanf (fp=<value optimized out>, locale=<value optimized out>,
> fmt0=<value optimized out>, ap=<value optimized out>) at
> /usr/src/lib/libc/stdio/vfscanf.c:770
> #1  0x000000080187d7eb in vsscanf (str=0x7fffffffdf20 "vendor=0x8086
> device=0x0412 subvendor=0x103c subdevice=0x2af3 class=0x030000",
>     fmt=0x804142aa5 "vendor=0x%04x device=0x%04x subvendor=0x%04x
> subdevice=0x%04x", ap=0x7fffffffde80) at
> /usr/src/lib/libc/stdio/vsscanf.c:71
> #2  0x000000080187c4d5 in sscanf (str=0x1 <Address 0x1 out of bounds>,
> fmt=0x7fffffffde80 "(") at /usr/src/lib/libc/stdio/sscanf.c:57
> #3  0x0000000804141e68 in devq_device_get_pciid_full_from_fd () from
> /usr/local/lib/libdevq.so.0
> #4  0x0000000800dc426e in glXGetDriverConfig () from
> /usr/local/lib/libGL.so.1
> #5  0x0000000800dc445c in glXGetDriverConfig () from
> /usr/local/lib/libGL.so.1
> #6  0x0000000800dc0549 in glAreTexturesResidentEXT () from
> /usr/local/lib/libGL.so.1
> #7  0x0000000800d9caf1 in glXMakeCurrentReadSGI () from
> /usr/local/lib/libGL.so.1
> #8  0x0000000800d998a2 in glXChooseVisual () from /usr/local/lib/libGL.so.1
> #9  0x0000000000401bd0 in ?? ()
> #10 0x0000000000401830 in ?? ()
> #11 0x000000080062c000 in ?? ()
> #12 0x0000000000000000 in ?? ()
> Current language:  auto; currently minimal
> (gdb)
>
>
> and a bt from kinfocenter trying to get opengl information:
>
> Application: KDE Info Center (kinfocenter), signal: Segmentation fault
> [Switching to Thread 80ba16000 (LWP 100641/kinfocenter)]
> [KCrash Handler]
> #8  __svfscanf (fp=<value optimized out>, locale=<value optimized out>,
> fmt0=<value optimized out>, ap=<value optimized out>) at
> /usr/src/lib/libc/stdio/vfscanf.c:770
> #9  0x0000000804dd87eb in vsscanf (str=0x7fffffffbda0 "vendor=0x8086
> device=0x0412 subvendor=0x103c subdevice=0x2af3 class=0x030000",
>     fmt=0x8171baaa5 "vendor=0x%04x device=0x%04x subvendor=0x%04x
> subdevice=0x%04x", ap=0x7fffffffbd00) at
> /usr/src/lib/libc/stdio/vsscanf.c:71
> #10 0x0000000804dd74d5 in sscanf (str=0x1 <Error reading address 0x1: Bad
> address>, fmt=0x7fffffffbd00 "(") at /usr/src/lib/libc/stdio/sscanf.c:57
> #11 0x00000008171b9e68 in devq_device_get_pciid_full_from_fd () from
> /usr/local/lib/libdevq.so.0
> #12 0x0000000815e5826e in glXGetDriverConfig () from
> /usr/local/lib/libGL.so.1
> #13 0x0000000815e5845c in glXGetDriverConfig () from
> /usr/local/lib/libGL.so.1
> #14 0x0000000815e54549 in glAreTexturesResidentEXT () from
> /usr/local/lib/libGL.so.1
> #15 0x0000000815e30af1 in glXMakeCurrentReadSGI () from
> /usr/local/lib/libGL.so.1
> #16 0x0000000815e2d8a2 in glXChooseVisual () from /usr/local/lib/libGL.so.1
> #17 0x0000000815c064ce in qt_plugin_instance () from
> /usr/local/lib/kde4/kcm_opengl.so
> #18 0x0000000815c05900 in qt_plugin_instance () from
> /usr/local/lib/kde4/kcm_opengl.so
> #19 0x0000000815c0d354 in qt_plugin_instance () from
> /usr/local/lib/kde4/kcm_opengl.so
> #20 0x000000080266f91e in KPluginFactory::create () from
> /usr/local/lib/libkdecore.so.5
> #21 0x0000000800b3e6fc in KCModuleLoader::showLastLoaderError () from
> /usr/local/lib/libkcmutils.so.4
> #22 0x0000000800b3d16f in KCModuleLoader::loadModule () from
> /usr/local/lib/libkcmutils.so.4
> #23 0x0000000800b43d95 in KCModuleProxy::realModule () from
> /usr/local/lib/libkcmutils.so.4
> #24 0x0000000800b43b62 in KCModuleProxy::realModule () from
> /usr/local/lib/libkcmutils.so.4
> #25 0x0000000800b451b9 in KCModuleProxy::quickHelp () from
> /usr/local/lib/libkcmutils.so.4
> #26 0x00000000004149e6 in ?? ()
> #27 0x00000000004121ac in ?? ()
> #28 0x0000000802fa9b32 in QMetaObject::activate () from
> /usr/local/lib/qt4/libQtCore.so.4
> #29 0x000000000040fedc in ?? ()
> #30 0x000000000041417e in ?? ()
> #31 0x0000000802fa9b32 in QMetaObject::activate () from
> /usr/local/lib/qt4/libQtCore.so.4
> #32 0x0000000803b43070 in QAbstractItemView::mouseReleaseEvent () from
> /usr/local/lib/qt4/libQtGui.so.4
> #33 0x0000000803660a68 in QWidget::event () from
> /usr/local/lib/qt4/libQtGui.so.4
> #34 0x0000000803a3086e in QFrame::event () from
> /usr/local/lib/qt4/libQtGui.so.4
> #35 0x0000000803aafe58 in QAbstractScrollArea::viewportEvent () from
> /usr/local/lib/qt4/libQtGui.so.4
> #36 0x0000000803b41c5d in QAbstractItemView::viewportEvent () from
> /usr/local/lib/qt4/libQtGui.so.4
> #37 0x0000000803b80a41 in QTreeView::viewportEvent () from
> /usr/local/lib/qt4/libQtGui.so.4
> #38 0x0000000803ab06d4 in QAbstractScrollArea::qt_metacall () from
> /usr/local/lib/qt4/libQtGui.so.4
> #39 0x0000000802f91b8c in
> QCoreApplicationPrivate::sendThroughObjectEventFilters () from
> /usr/local/lib/qt4/libQtCore.so.4
> #40 0x000000080361111c in QApplicationPrivate::notify_helper () from
> /usr/local/lib/qt4/libQtGui.so.4
> #41 0x0000000803612aac in QApplication::notify () from
> /usr/local/lib/qt4/libQtGui.so.4
> #42 0x0000000801c73cf7 in KApplication::notify () from
> /usr/local/lib/libkdeui.so.5
> #43 0x0000000802f91886 in QCoreApplication::notifyInternal () from
> /usr/local/lib/qt4/libQtCore.so.4
> #44 0x0000000803611b77 in QApplicationPrivate::sendMouseEvent () from
> /usr/local/lib/qt4/libQtGui.so.4
> #45 0x00000008036897d6 in qt_try_modal () from
> /usr/local/lib/qt4/libQtGui.so.4
> #46 0x0000000803687f10 in QApplication::x11ProcessEvent () from
> /usr/local/lib/qt4/libQtGui.so.4
> #47 0x00000008036b433c in QX11Info::isCompositingManagerRunning () from
> /usr/local/lib/qt4/libQtGui.so.4
> #48 0x00000008092123f5 in g_main_context_dispatch () from
> /usr/local/lib/libglib-2.0.so.0
> #49 0x0000000809212724 in g_main_context_pending () from
> /usr/local/lib/libglib-2.0.so.0
> #50 0x00000008092127b4 in g_main_context_iteration () from
> /usr/local/lib/libglib-2.0.so.0
> #51 0x0000000802fbe65e in QEventDispatcherGlib::processEvents () from
> /usr/local/lib/qt4/libQtCore.so.4
> #52 0x00000008036b3f7d in QX11Info::isCompositingManagerRunning () from
> /usr/local/lib/qt4/libQtGui.so.4
> #53 0x0000000802f8ee82 in QEventLoop::exec () from
> /usr/local/lib/qt4/libQtCore.so.4
> #54 0x0000000802f91e2d in QCoreApplication::exec () from
> /usr/local/lib/qt4/libQtCore.so.4
> #55 0x000000000041372c in ?? ()
> #56 0x000000000040fb60 in ?? ()
> #57 0x0000000800643000 in ?? ()
> #58 0x0000000000000000 in ?? ()
>
>
> I am able to run graphics programs, I'm currently using kde4. However
> there is an issue with opengl. Even www/firefox-esr dumps a little core
> file every time I open it. I just don't know what the problem could be.
> This is a fresh FreeBSD 11 install as well. My uname -a is
>
> FreeBSD riotskates 11.0-BETA2 FreeBSD 11.0-BETA2 #0 r303278: Sun Jul 24
> 19:44:44 CDT 2016     root at riotskates:/usr/obj/usr/src/sys/ANDROMEDA
> amd64
>
> xorg-server-1.18.4
> libGL-11,2,2
> libdrm-2.4.69,1
> dri-11,2,2,2
> xf86-video-intel-2.99.917.20160614
> libdevq-0.0.3_1
>
> Is there some kind of access error getting information from
>
> devq_device_get_pciid_full_from_fd () from /usr/local/lib/libdevq.so.0
>
> or something? I'm completely lost. I've never seen an error like this
> before.
>

More information about the freebsd-x11 mailing list