[postgis-tickets] [PostGIS] #5320: ST_SimplifyPreserveTopology crashes with infinity coordinates

Wed Feb 8 00:34:00 PST 2023

#5320: ST_SimplifyPreserveTopology crashes with infinity coordinates
----------------------+---------------------------
  Reporter:  robe     |      Owner:  robe
      Type:  defect   |     Status:  assigned
  Priority:  blocker  |  Milestone:  PostGIS 3.0.9
 Component:  postgis  |    Version:  master
Resolution:           |   Keywords:
----------------------+---------------------------
Comment (by robe):

 backtrace for this


 {{{
    from C:\ming64gcc81\projects\geos\rel-3.11w64gcc81\bin\libgeos.dll
 #52141 0x0000000064c9e714 in
 geos::index::quadtree::Root::insert(geos::geom::Envelope const*, void*) ()
    from C:\ming64gcc81\projects\geos\rel-3.11w64gcc81\bin\libgeos.dll
 #52142 0x0000000064c9e4d4 in
 geos::index::quadtree::Quadtree::insert(geos::geom::Envelope const*,
 void*) ()
    from C:\ming64gcc81\projects\geos\rel-3.11w64gcc81\bin\libgeos.dll
 #52143 0x0000000064d59cee in
 geos::simplify::LineSegmentIndex::add(geos::simplify::TaggedLineString
 const&) ()
    from C:\ming64gcc81\projects\geos\rel-3.11w64gcc81\bin\libgeos.dll
 #52144 0x0000000064d5ea5e in
 geos::simplify::TopologyPreservingSimplifier::getResultGeometry() ()
    from C:\ming64gcc81\projects\geos\rel-3.11w64gcc81\bin\libgeos.dll
 #52145 0x0000000064d5ec7e in
 geos::simplify::TopologyPreservingSimplifier::simplify(geos::geom::Geometry
 const*, double) ()
    from C:\ming64gcc81\projects\geos\rel-3.11w64gcc81\bin\libgeos.dll
 #52146 0x000000006a910577 in GEOSTopologyPreserveSimplify_r ()
    from C:\ming64gcc81\projects\geos\rel-3.11w64gcc81\bin\libgeos_c.dll
 #52147 0x0000000063ed5c65 in topologypreservesimplify (fcinfo=0x7de8e68)
     at lwgeom_geos.c:900
 #52148 0x000000000061e0b4 in ExecInterpExpr (state=0x7de8d78,
     econtext=0x7de8fc8, isnull=<optimized out>) at execExprInterp.c:1262
 #52149 0x00000000006fd9c1 in ExecEvalExprSwitchContext (isNull=0x4d1eb6c,
     econtext=<optimized out>, state=0x7de8d78)
     at ../../../../src/include/executor/executor.h:341
 #52150 evaluate_expr (expr=<optimized out>,
     result_type=result_type at entry=16390,
     result_typmod=result_typmod at entry=-1,
     result_collation=result_collation at entry=0) at clauses.c:4823
 #52151 0x00000000006ff398 in evaluate_function (context=0x4d1f010,
     func_tuple=0x7d09490, funcvariadic=false, args=0x7dfa9c0,
 input_collid=0,
     result_collid=0, result_typmod=-1, result_type=16390, funcid=16806)
     at clauses.c:4325
 #52152 simplify_function (funcid=16806, result_type=16390,
 result_typmod=-1,
     result_collid=result_collid at entry=0,
 input_collid=input_collid at entry=0,
     args_p=args_p at entry=0x4d1ed50, funcvariadic=funcvariadic at entry=false,
     process_args=process_args at entry=true,
     allow_non_const=allow_non_const at entry=true,
     context=context at entry=0x4d1f010) at clauses.c:3908
 #52153 0x00000000006fdf72 in eval_const_expressions_mutator
 (node=0x7dfa610,
     context=0x4d1f010) at clauses.c:2427
 #52154 0x0000000000698b36 in expression_tree_mutator (
     node=node at entry=0x7dfa5b8,
     mutator=mutator at entry=0x6fda60 <eval_const_expressions_mutator>,
     context=context at entry=0x4d1f010) at nodeFuncs.c:3298
 #52155 0x00000000006fdab2 in eval_const_expressions_mutator
 (node=0x7dfa5b8,
     context=0x4d1f010) at clauses.c:3527
 #52156 0x0000000000698ed8 in expression_tree_mutator (
     node=node at entry=0x7dfa8b8,
     mutator=mutator at entry=0x6fda60 <eval_const_expressions_mutator>,
     context=context at entry=0x4d1f010) at nodeFuncs.c:3165
 #52157 0x00000000006fdab2 in eval_const_expressions_mutator
 (node=0x7dfa8b8,
     context=context at entry=0x4d1f010) at clauses.c:3527
 #52158 0x00000000006ff204 in eval_const_expressions (
     root=root at entry=0x7df9a30, node=<optimized out>) at clauses.c:2107
 #52159 0x00000000006e0d8e in preprocess_expression (
     root=root at entry=0x7df9a30, expr=<optimized out>, kind=kind at entry=1)
     at planner.c:1124
 #52160 0x00000000006e93cd in subquery_planner (glob=glob at entry=0x7df8e08,
     parse=<optimized out>, parse at entry=0x770fe50,
     parent_root=parent_root at entry=0x0,
 hasRecursion=hasRecursion at entry=false,
     tuple_fraction=tuple_fraction at entry=0) at planner.c:791
 #52161 0x00000000006e9f13 in standard_planner (parse=0x770fe50,
     query_string=<optimized out>, cursorOptions=2048,
     boundParams=<optimized out>) at planner.c:406
 #52162 0x00000000007cedca in pg_plan_query (querytree=0x770fe50,
     query_string=0x770e650 "SELECT
 ST_SimplifyPreserveTopology(foo1.the_geom, 20.1)  As
 result\n\t\t\t\t\t\t\tFROM ((SELECT
 '0106000020E61000000100000001030000000100000005", '0' <repeats 18 times>,
 "F07F", '0' <repeats 12 times>, "F07F", '0' <repeats 12 times>, "F07F",
 '0' <repeats 11 times>...,
     cursorOptions=2048, boundParams=0x0) at postgres.c:883
 #52163 0x00000000007ceed1 in pg_plan_queries (querytrees=0x7df99d8,
     query_string=query_string at entry=0x770e650 "SELECT
 ST_SimplifyPreserveTopology(foo1.the_geom, 20.1)  As
 result\n\t\t\t\t\t\t\tFROM ((SELECT
 '0106000020E61000000100000001030000000100000005", '0' <repeats 18 times>,
 "F07F", '0' <repeats 12 times>, "F07F", '0' <repeats 12 times>, "F07F",
 '0' <repeats 11 times>..., cursorOptions=cursorOptions at entry=2048,
 boundParams=boundParams at entry=0x0)
     at postgres.c:975
 #52164 0x00000000007cf270 in exec_simple_query (
     query_string=0x770e650 "SELECT
 ST_SimplifyPreserveTopology(foo1.the_geom, 20.1)  As
 result\n\t\t\t\t\t\t\tFROM ((SELECT
 '0106000020E61000000100000001030000000100000005", '0' <repeats 18 times>,
 "F07F", '0' <repeats 12 times>, "F07F", '0' <repeats 12 times>, "F07F",
 '0' <repeats 11 times>...) at postgres.c:1169
 #52165 0x00000000007d24a1 in PostgresMain (dbname=0x5b86fb0 "postgres",
     username=0x5b88e80 "postgres") at postgres.c:4581
 #52166 0x00000000007355fd in BackendRun (port=0x4d1f7b0, port=0x4d1f7b0)
     at postmaster.c:4504
 #52167 SubPostmasterMain (argc=argc at entry=3, argv=argv at entry=0x5b86db0)
     at postmaster.c:5008
 #52168 0x000000000098ad1e in main (argc=3, argv=0x5b86db0) at main.c:194

 }}}
-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/5320#comment:1>
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