[Bug 72680] New: flightgear crashes on r600 (rs880) with llvm backend

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=72680

          Priority: medium
            Bug ID: 72680
          Assignee: dri-devel at lists.freedesktop.org
           Summary: flightgear crashes on r600 (rs880) with llvm backend
          Severity: normal
    Classification: Unclassified
                OS: All
          Reporter: marvin24 at gmx.de
          Hardware: Other
            Status: NEW
           Version: git
         Component: Drivers/Gallium/r600
           Product: Mesa

Flightgear 2.12 again... works with R600_LLVM=0.

sb/sb_bc_parser.cpp:395:prepare_alu_group: Assertion `prev_alu' failed.

Program received signal SIGTRAP, Trace/breakpoint trap.
0x00007fffea22ea3c in _debug_assert_fail (expr=0x7fffea523729 "prev_alu",
file=0x7fffea523655 "sb/sb_bc_parser.cpp", line=395, 
    function=0x7fffea524df0
<r600_sb::bc_parser::prepare_alu_group(r600_sb::cf_node*,
r600_sb::alu_group_node*)::__FUNCTION__> "prepare_alu_group") at
util/u_debug.c:278
278           os_abort();
(gdb) bt
#0  0x00007fffea22ea3c in _debug_assert_fail (expr=0x7fffea523729 "prev_alu",
file=0x7fffea523655 "sb/sb_bc_parser.cpp", line=395, 
    function=0x7fffea524df0
<r600_sb::bc_parser::prepare_alu_group(r600_sb::cf_node*,
r600_sb::alu_group_node*)::__FUNCTION__> "prepare_alu_group") at
util/u_debug.c:278
#1  0x00007fffea380f27 in r600_sb::bc_parser::prepare_alu_group
(this=0x7fffffffade0, cf=0x18d117d8, g=0x18d11a80)
    at sb/sb_bc_parser.cpp:395
#2  0x00007fffea3808b8 in r600_sb::bc_parser::prepare_alu_clause
(this=0x7fffffffade0, cf=0x18d117d8) at sb/sb_bc_parser.cpp:307
#3  0x00007fffea381e47 in r600_sb::bc_parser::prepare_ir (this=0x7fffffffade0)
at sb/sb_bc_parser.cpp:603
#4  0x00007fffea37fd92 in r600_sb::bc_parser::prepare (this=0x7fffffffade0) at
sb/sb_bc_parser.cpp:106
#5  0x00007fffea387237 in r600_sb_bytecode_process (rctx=0x135b250,
bc=0x18897998, pshader=0x18897990, dump_bytecode=0, optimize=1)
    at sb/sb_core.cpp:155
#6  0x00007fffea33d6e8 in r600_pipe_shader_create (ctx=0x135b250,
shader=0x18897980, key=...) at r600_shader.c:152
#7  0x00007fffea363b39 in r600_shader_select (ctx=0x135b250, sel=0x18795660,
dirty=0x0) at r600_state_common.c:746
#8  0x00007fffea363d47 in r600_create_shader_state (ctx=0x135b250,
state=0x1889f070, pipe_shader_type=1) at r600_state_common.c:793
#9  0x00007fffea363d85 in r600_create_ps_state (ctx=0x135b250,
state=0x1889f070) at r600_state_common.c:803
#10 0x00007fffea0bc9e7 in st_translate_fragment_program (st=0x1343be0,
stfp=0x17dd7000, key=0x7fffffffc260)
    at state_tracker/st_program.c:772
#11 0x00007fffea0bcaf4 in st_get_fp_variant (st=0x1343be0, stfp=0x17dd7000,
key=0x7fffffffc260) at state_tracker/st_program.c:809
#12 0x00007fffea07edf7 in update_fp (st=0x1343be0) at
state_tracker/st_atom_shader.c:92
#13 0x00007fffea079ade in st_validate_state (st=0x1343be0) at
state_tracker/st_atom.c:202
#14 0x00007fffea09858c in st_draw_vbo (ctx=0x7ffff7e7f010, prims=0x11011460,
nr_prims=1, ib=0x0, index_bounds_valid=1 '\001', min_index=0, 
    max_index=73, tfb_vertcount=0x0, indirect=0x0) at
state_tracker/st_draw.c:212
#15 0x00007fffea07913b in vbo_save_playback_vertex_list (ctx=0x7ffff7e7f010,
data=0x11d3376c) at vbo/vbo_save_draw.c:309
#16 0x00007fffe9f1468b in ext_opcode_execute (ctx=0x7ffff7e7f010,
node=0x11d33768) at main/dlist.c:628
#17 0x00007fffe9f2781c in execute_list (ctx=0x7ffff7e7f010, list=46) at
main/dlist.c:7023
#18 0x00007fffe9f2c905 in _mesa_CallList (list=46) at main/dlist.c:8327
#19 0x00007ffff63a18e9 in osgUtil::RenderLeaf::render(osg::RenderInfo&,
osgUtil::RenderLeaf*) () from /usr/lib64/libosgUtil.so.80
#20 0x00007ffff639c4d0 in
osgUtil::RenderBin::drawImplementation(osg::RenderInfo&, osgUtil::RenderLeaf*&)
()
   from /usr/lib64/libosgUtil.so.80
#21 0x00007ffff639c514 in
osgUtil::RenderBin::drawImplementation(osg::RenderInfo&, osgUtil::RenderLeaf*&)
()
   from /usr/lib64/libosgUtil.so.80
#22 0x00007ffff63a6f8f in
osgUtil::RenderStage::drawImplementation(osg::RenderInfo&,
osgUtil::RenderLeaf*&) ()
   from /usr/lib64/libosgUtil.so.80
#23 0x00007ffff63a57c6 in osgUtil::RenderStage::drawInner(osg::RenderInfo&,
osgUtil::RenderLeaf*&, bool&) ()
   from /usr/lib64/libosgUtil.so.80
#24 0x00007ffff63a688a in osgUtil::RenderStage::draw(osg::RenderInfo&,
osgUtil::RenderLeaf*&) () from /usr/lib64/libosgUtil.so.80
#25 0x00007ffff63b0b99 in osgUtil::SceneView::draw() () from
/usr/lib64/libosgUtil.so.80
#26 0x00007ffff6009506 in osgViewer::Renderer::cull_draw() () from
/usr/lib64/libosgViewer.so.80
#27 0x00007ffff599be09 in osg::GraphicsContext::runOperations() () from
/usr/lib64/libosg.so.80
#28 0x00007ffff603d46e in osgViewer::ViewerBase::renderingTraversals() () from
/usr/lib64/libosgViewer.so.80
#29 0x0000000000b0d1d5 in fgOSMainLoop() ()
#30 0x00000000005e2383 in fgMainInit(int, char**) ()
#31 0x00000000005a5b74 in main ()

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