Looks like the immediate cause is trying to run an _updateCallback with
a garbage address, but I don't yet know how that got there. I'm going
to try valgrind, but that may take some time.
Program received signal SIGSEGV, Segmentation fault.
0x0000000000bab994 in osgUtil::UpdateVisitor::apply(osg::Geode&) ()
(gdb) bt full
#0 0x0000000000bab994 in osgUtil::UpdateVisitor::apply(osg::Geode&) ()
No symbol table info available.
#1 0x00007ffff70ae200 in simgear::EffectGeode::accept
(this=0x7fff86413e50,
nv=...)
at
/build/simgear-mmipqT/simgear-3.0.0/simgear/scene/material/EffectGeode.hxx:32
nv = @0x115dad0: {<osg::Referenced> = {_vptr.Referenced =
0x4642700,
_observerSet = {_ptr = 0x4642730}, _refCount = {
_value = 73672544}},
_vptr.NodeVisitor = 0xdb1b58 <vtable for SGUpdateVisitor+24>,
_visitorType = osg::NodeVisitor::UPDATE_VISITOR,
_traversalNumber = 1399, _frameStamp = {_ptr = 0x17cfb70},
_traversalMode = osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN,
_traversalMask = 4294967295, _nodeMaskOverride = 0,
_nodePath = std::vector of length 17, capacity 64 = {0x17cfa10,
0xbf9ad30, 0x115dd30, 0xbfb7d70, 0x17842f0, 0x17843d0,
0xc1657e0,
0x7fffad460840, 0x7fffac65b4d0, 0x7fff981fe910,
0x7fff981f38d0,
0x7fff9adf0ba0, 0x7fff90fe7ca0, 0x7fff97cc5770,
0x7fff9ad9f2a0,
0x7fff8640e400, 0x7fff86413e50}, _userData = {_ptr = 0x0},
_databaseRequestHandler = {_ptr = 0x0}, _imageRequestHandler = {
_ptr = 0x1377620}}
this = 0x7fff86413e50
#2 0x00007ffff525bf53 in osg::Sequence::accept (this=0x7fff8640e400,
nv=...)
---Type <return> to continue, or q <return> to quit---
at
/tmp/buildd/openscenegraph-3.2.1/OpenSceneGraph/include/osg/Sequence:34
nv = @0x115dad0: {<osg::Referenced> = {_vptr.Referenced =
0x8533c01,
_observerSet = {_ptr = 0x5282020}, _refCount = {_value =
472432}},
_vptr.NodeVisitor = 0xdb1b58 <vtable for SGUpdateVisitor+24>,
_visitorType = osg::NodeVisitor::UPDATE_VISITOR,
_traversalNumber = 1399, _frameStamp = {_ptr = 0x17cfb70},
_traversalMode = osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN,
_traversalMask = 4294967295, _nodeMaskOverride = 0,
_nodePath = std::vector of length 17, capacity 64 = {0x17cfa10,
0xbf9ad30, 0x115dd30, 0xbfb7d70, 0x17842f0, 0x17843d0,
0xc1657e0,
0x7fffad460840, 0x7fffac65b4d0, 0x7fff981fe910,
0x7fff981f38d0,
0x7fff9adf0ba0, 0x7fff90fe7ca0, 0x7fff97cc5770,
0x7fff9ad9f2a0,
0x7fff8640e400, 0x7fff86413e50}, _userData = {_ptr = 0x0},
_databaseRequestHandler = {_ptr = 0x0}, _imageRequestHandler = {
_ptr = 0x1377620}}
this = 0x7fff8640e400
#3 0x00007ffff51f4373 in osg::Group::traverse (this=0x7fff9ad9f2a0, nv=...)
at /tmp/buildd/openscenegraph-3.2.1/OpenSceneGraph/src/osg/Group.cpp:62
itr = {_ptr = }
#4 0x00007ffff5edb910 in osg::Group::accept (this=0x7fff9ad9f2a0, nv=...)
at /tmp/buildd/openscenegraph-3.2.1/OpenSceneGraph/include/osg/Group:38
nv = @0x115dad0: {<osg::Referenced> = {_vptr.Referenced =
0x3d94230,
_observerSet = {_ptr = 0x3d94260}, _refCount = {
---Type <return> to continue, or q <return> to quit---q
_value = 64570000}},Quit
(gdb) frame 1
#1 0x00007ffff70ae200 in simgear::EffectGeode::accept
(this=0x7fff86413e50,
nv=...)
at
/build/simgear-mmipqT/simgear-3.0.0/simgear/scene/material/EffectGeode.hxx:32
32
/build/simgear-mmipqT/simgear-3.0.0/simgear/scene/material/EffectGeode.hxx:
No such file or directory.
(gdb) print (SGUpdateVisitor &)nv
$1 = (SGUpdateVisitor &) @0x115dad0: {
<osgUtil::UpdateVisitor> = {<osg::NodeVisitor> = {<osg::Referenced> = {
_vptr.Referenced = 0xdb1c78 <vtable for SGUpdateVisitor+312>,
_observerSet = {_ptr = 0x0}, _refCount = {_value = 2}},
_vptr.NodeVisitor = 0xdb1b58 <vtable for SGUpdateVisitor+24>,
_visitorType = osg::NodeVisitor::UPDATE_VISITOR,
_traversalNumber = 1399, _frameStamp = {_ptr = 0x17cfb70},
_traversalMode = osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN,
_traversalMask = 4294967295, _nodeMaskOverride = 0,
_nodePath = std::vector of length 17, capacity 64 = {0x17cfa10,
0xbf9ad30, 0x115dd30, 0xbfb7d70, 0x17842f0, 0x17843d0, 0xc1657e0,
0x7fffad460840, 0x7fffac65b4d0, 0x7fff981fe910, 0x7fff981f38d0,
0x7fff9adf0ba0, 0x7fff90fe7ca0, 0x7fff97cc5770, 0x7fff9ad9f2a0,
0x7fff8640e400, 0x7fff86413e50}, _userData = {_ptr = 0x0},
_databaseRequestHandler = {_ptr = 0x0}, _imageRequestHandler = {
_ptr = 0x1377620}}, <No data fields>}, _matrix = {_mat = {{
0.32685558153785754, 0.51555219546057363, 0.79206777650232141,
0}, {
-0.8445678134471043, 0.53544860489983293,
-5.5511151231257827e-17, 0},
{-0.42411158591428072, -0.66895495010247519, 0.61043315557616018,
0}, {
-2708422.905852552, -4272019.3694665777, 3872196.1536400444, 1}}},
_currentEyePos = {_v = {-2707409.9428072725, -4273245.1429145085,
3871554.3221857855}}, mGlobalGeodEyePos = {_lon =
-2.1355362887398637,
_lat = 0.65648006752853061, _elevation = 0.92333008982791664},
---Type <return> to continue, or q <return> to quit---
mGlobalEyePos = {_data = {-2707409.9428072725, -4273245.1429145085,
3871554.3221857855}}, mGlobalViewOr = {_data = {0.78950568936808396,
-0.096581256195751503, 0.38608191497461986, 0.46721898756001679}},
mGlobalHorizLocalOr = {_data = {-0.78615775221458106,
-0.43257618834241002,
-0.38672221942900042, 0.21279040136241426}}, mHorizLocalNorth = {
_data = {0.32664753255811951, 0.51556469520151915,
0.7921454629898832}},
mHorizLocalEast = {_data = {0.84472780035376172, -0.53519617273434905,
-5.5511151231257827e-17}}, mHorizLocalDown = {_data = {
0.42395322004106434, 0.66914729451165633, -0.61033234017586158}},
mVisibility = 16093.4208984375, mSqrVisibility = 258998196.21426487,
mFogExpDensity = 0.00028615234853114445,
mFogExp2Density = 0.00013334430509412065,
mRunwayFogExp2Density = 0.00010729830131446736,
mTaxiFogExp2Density = 0.00017883050219077895,
mGroundLightsFogExp2Density = 8.8896203396080425e-05, mLightDirection = {
_data = {0.900083184, 0.387896061, -0.198461428}}, mAmbientLight = {
_data = {0.000713053858, 0.00081491872, 0.000996011775, 1}},
mDiffuseLight = {_data = {0, 0, 0, 1}}, mSpecularLight = {_data = {0,
0, 0,
1}}, mFogColor = {_data = {0.0036530653, 0.00417493191,
0.00510269497,
0}}, mSunAngleDeg = 139.66562858096833}
(gdb)
(gdb) print *this
$2 = {<osg::Geode> = {<osg::Node> = {<osg::Object> = {<osg::Referenced> = {
_vptr.Referenced = 0x7ffff742de10 <vtable for
simgear::EffectGeode+16>, _observerSet = {_ptr = 0x0}, _refCount =
{_value = 1}}, _name = "",
_dataVariance = osg::Object::UNSPECIFIED, _userDataContainer =
0x0},
_initialBound = {_center = {_v = {0, 0, 0}}, _radius = -1},
_computeBoundCallback = {_ptr = 0x0}, _boundingSphere = {_center = {
_v = {-1364.14893, 631.931152, 2.8567667}}, _radius =
12.9490824},
_boundingSphereComputed = true,
_parents = std::vector of length 1, capacity 1 = {0x7fff8640e400},
_updateCallback = {_ptr = 0x7fff86414320},
_numChildrenRequiringUpdateTraversal = 0, _eventCallback = {_ptr
= 0x0},
_numChildrenRequiringEventTraversal = 0, _cullCallback = {_ptr =
0x0},
_cullingActive = true, _numChildrenWithCullingDisabled = 0,
_numChildrenWithOccluderNodes = 0, _nodeMask = 4294967295,
_stateset = {
_ptr = 0x0}}, _bbox = {_min = {_v = {-1375.31665, 625.558289,
1.32436633}}, _max = {_v = {-1352.98132, 638.304077,
4.38916683}}},
_drawables = std::vector of length 12, capacity 16 = {{_ptr =
0x7fff86413fa0}, {_ptr = 0x7fff864141b0}, {_ptr = 0x7fff864143c0}, {
_ptr = 0x7fff89adda80}, {_ptr = 0x7fff89addc90}, {
_ptr = 0x7fff89addef0}, {_ptr = 0x7fff89ade100}, {
_ptr = 0x7fff89ade310}, {_ptr = 0x7fff89ade520}, {
_ptr = 0x7fff89ade6e0}, {_ptr = 0x7fff89ade8f0}, {
_ptr = 0x7fff89adeb00}}}, _effect = {_ptr = 0x7fff9a7c3190}}
(gdb) print *(this->_updateCallback)
Could not find operator*.
(gdb) print *(this->_updateCallback._ptr)
$3 = {<osg::Object> = <invalid address>,
_vptr.NodeCallback = 0x6574616c75646f6d, _nestedCallback = {
_ptr = 0x7fff910eff00}}
(gdb) print *(NodeCallback *)(this->_updateCallback._ptr)
$4 = {<osg::Object> = <invalid address>,
_vptr.NodeCallback = 0x6574616c75646f6d, _nestedCallback = {
_ptr = 0x7fff910eff00}}
(gdb) print *(this->_updateCallback._ptr->_nestedCallback._ptr)
$5 = {<osg::Object> = {<osg::Referenced> = {
_vptr.Referenced = 0x10f2650 <vtable for osg::DrawArrays+16>,
_observerSet = {_ptr = 0x0}, _refCount = {_value = 1}}, _name = "",
_dataVariance = osg::Object::UNSPECIFIED, _userDataContainer = 0x0},
_vptr.NodeCallback = 0x10f2650 <vtable for osg::DrawArrays+16>,
_nestedCallback = {_ptr = 0x0}}
(gdb) set pagination 0
(gdb) thread apply all bt full
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