weizuo93 opened a new issue #6167:
URL: https://github.com/apache/incubator-doris/issues/6167
### Describe the bug
BE coredump in `expr_context.cpp` when call get_value().
```
Core was generated by
`/home/work/app/doris/c3prc-hadoop-test/be/package/be/lib/palo_be'.
Program terminated with signal 11, Segmentation fault.
#0 is_null (offset=..., offset=..., this=<optimized out>) at
/builds/BkUi_hk7/0/olap/doris/be/src/runtime/tuple.h:138
138 /builds/BkUi_hk7/0/olap/doris/be/src/runtime/tuple.h: 没有那个文件或目录.
Missing separate debuginfos, use: debuginfo-install
glibc-2.17-157.el7_3.1.x86_64 libgcc-4.8.5-28.el7_5.1.x86_64
zlib-1.2.7-17.el7.x86_64
(gdb) bt
#0 is_null (offset=..., offset=..., this=<optimized out>) at
/builds/BkUi_hk7/0/olap/doris/be/src/runtime/tuple.h:138
#1 doris::SlotRef::get_big_int_val (this=0x72a65400, context=0xf660b680,
row=<optimized out>) at
/builds/BkUi_hk7/0/olap/doris/be/src/exprs/slot_ref.cpp:177
#2 0x0000000000d76daf in get_value (row=0xf660b680, e=<optimized out>,
this=0xf660b680) at
/builds/BkUi_hk7/0/olap/doris/be/src/exprs/expr_context.cpp:302
#3 doris::ExprContext::get_value (this=0xf660b680,
row=row@entry=0x139dee000) at
/builds/BkUi_hk7/0/olap/doris/be/src/exprs/expr_context.cpp:254
#4 0x0000000001632efc in doris::NewAggFnEvaluator::Update (this=0x30c40d00,
row=row@entry=0x139dee000, dst=dst@entry=0x27caa6000, fn=<optimized out>)
at /builds/BkUi_hk7/0/olap/doris/be/src/exprs/new_agg_fn_evaluator.cc:410
#5 0x000000000158ced6 in Add (dst=0x27caa6000, row=0x139dee000,
this=<optimized out>) at
/builds/BkUi_hk7/0/olap/doris/be/src/exprs/new_agg_fn_evaluator.h:284
#6 doris::PartitionedAggregationNode::UpdateTuple
(this=this@entry=0xb215b80, agg_fn_evals=0x37788a00, tuple=0x27caa6000,
row=row@entry=0x139dee000, is_merge=is_merge@entry=false)
at
/builds/BkUi_hk7/0/olap/doris/be/src/exec/partitioned_aggregation_node.cc:1047
#7 0x0000000001597d6f in TryAddToHashTable (status=0xb215d48,
remaining_capacity=0x7f7584151150, hash=1225313753, in_row=0x139dee000,
hash_tbl=<optimized out>, partition=0x40e4d2c0, ht_ctx=0x38fbbb80,
this=0xb215b80) at
/builds/BkUi_hk7/0/olap/doris/be/src/exec/partitioned_aggregation_node_ir.cc:242
#8 doris::PartitionedAggregationNode::ProcessBatchStreaming
(this=this@entry=0xb215b80, needs_serialize=<optimized out>,
in_batch=0x3e7fab00, out_batch=out_batch@entry=0x899e2f20, ht_ctx=0x38fbbb80,
remaining_capacity=0x7f7584151140) at
/builds/BkUi_hk7/0/olap/doris/be/src/exec/partitioned_aggregation_node_ir.cc:184
#9 0x00000000015908c8 in
doris::PartitionedAggregationNode::GetRowsStreaming (this=this@entry=0xb215b80,
state=state@entry=0xdb50a300, out_batch=out_batch@entry=0x899e2f20)
at
/builds/BkUi_hk7/0/olap/doris/be/src/exec/partitioned_aggregation_node.cc:579
#10 0x0000000001593ed1 in doris::PartitionedAggregationNode::GetNextInternal
(this=this@entry=0xb215b80, state=0xdb50a300,
row_batch=row_batch@entry=0x899e2f20, eos=0x8ede93b1)
at
/builds/BkUi_hk7/0/olap/doris/be/src/exec/partitioned_aggregation_node.cc:440
#11 0x000000000159407f in doris::PartitionedAggregationNode::get_next
(this=0xb215b80, state=<optimized out>, row_batch=0x899e2f20, eos=<optimized
out>)
at
/builds/BkUi_hk7/0/olap/doris/be/src/exec/partitioned_aggregation_node.cc:363
#12 0x00000000010985df in doris::PlanFragmentExecutor::get_next_internal
(this=this@entry=0x8ede9270, batch=batch@entry=0x7f7584151368)
at
/builds/BkUi_hk7/0/olap/doris/be/src/runtime/plan_fragment_executor.cpp:474
#13 0x0000000001099aa1 in doris::PlanFragmentExecutor::open_internal
(this=this@entry=0x8ede9270) at
/builds/BkUi_hk7/0/olap/doris/be/src/runtime/plan_fragment_executor.cpp:283
#14 0x000000000109a350 in doris::PlanFragmentExecutor::open
(this=this@entry=0x8ede9270) at
/builds/BkUi_hk7/0/olap/doris/be/src/runtime/plan_fragment_executor.cpp:249
#15 0x000000000101bdbb in doris::FragmentExecState::execute
(this=0x8ede9200) at
/builds/BkUi_hk7/0/olap/doris/be/src/runtime/fragment_mgr.cpp:220
#16 0x000000000101e526 in
doris::FragmentMgr::exec_actual(std::shared_ptr<doris::FragmentExecState>,
std::function<void (doris::PlanFragmentExecutor*)>) (this=0x6113100,
exec_state=..., cb=...)
at /builds/BkUi_hk7/0/olap/doris/be/src/runtime/fragment_mgr.cpp:430
#17 0x0000000001023c1c in __invoke_impl<void, void
(doris::FragmentMgr::*&)(std::shared_ptr<doris::FragmentExecState>,
std::function<void(doris::PlanFragmentExecutor*)>), doris::FragmentMgr*&,
std::shared_ptr<doris::FragmentExecState>&,
std::function<void(doris::PlanFragmentExecutor*)>&> (__t=@0xf640d580:
0x6113100, __f=
@0xf640d540: (void (doris::FragmentMgr::*)(doris::FragmentMgr * const,
std::shared_ptr<doris::FragmentExecState>,
std::function<void(doris::PlanFragmentExecutor*)>)) 0x101e500
<doris::FragmentMgr::exec_actual(std::shared_ptr<doris::FragmentExecState>,
std::function<void (doris::PlanFragmentExecutor*)>)>) at
/usr/include/c++/7.3.0/bits/invoke.h:73
#18 __invoke<void
(doris::FragmentMgr::*&)(std::shared_ptr<doris::FragmentExecState>,
std::function<void(doris::PlanFragmentExecutor*)>), doris::FragmentMgr*&,
std::shared_ptr<doris::FragmentExecState>&,
std::function<void(doris::PlanFragmentExecutor*)>&> (__fn=
@0xf640d540: (void (doris::FragmentMgr::*)(doris::FragmentMgr * const,
std::shared_ptr<doris::FragmentExecState>,
std::function<void(doris::PlanFragmentExecutor*)>)) 0x101e500
<doris::FragmentMgr::exec_actual(std::shared_ptr<doris::FragmentExecState>,
std::function<void (doris::PlanFragmentExecutor*)>)>) at
/usr/include/c++/7.3.0/bits/invoke.h:95
#19 __call<void, 0, 1, 2> (__args=..., this=0xf640d540) at
/usr/include/c++/7.3.0/functional:632
#20 operator()<> (this=0xf640d540) at /usr/include/c++/7.3.0/functional:718
#21 std::_Function_handler<void (), std::_Bind_result<void, void
(doris::FragmentMgr::*(doris::FragmentMgr*,
std::shared_ptr<doris::FragmentExecState>, std::function<void
(doris::PlanFragmentExecutor*)>))(std::shared_ptr<doris::FragmentExecState>,
std::function<void (doris::PlanFragmentExecutor*)>)>
>::_M_invoke(std::_Any_data const&) (__functor=...) at
/usr/include/c++/7.3.0/bits/std_function.h:316
#22 0x00000000011ade82 in operator() (this=0x151f3058) at
/usr/include/c++/7.3.0/bits/std_function.h:706
#23 run (this=0x151f3050) at
/builds/BkUi_hk7/0/olap/doris/be/src/util/threadpool.cpp:42
#24 doris::ThreadPool::dispatch_thread (this=0x6be7c20) at
/builds/BkUi_hk7/0/olap/doris/be/src/util/threadpool.cpp:551
#25 0x00000000011a5ce8 in operator() (this=0x8a9a2e8) at
/usr/include/c++/7.3.0/bits/std_function.h:706
#26 doris::Thread::supervise_thread (arg=0x8a9a2d0) at
/builds/BkUi_hk7/0/olap/doris/be/src/util/thread.cpp:385
#27 0x00007f75da561dc5 in start_thread () from /lib64/libpthread.so.0
#28 0x00007f75da86d73d in clone () from /lib64/libc.so.6
(gdb) f 3
#3 doris::ExprContext::get_value (this=0xf660b680,
row=row@entry=0x139dee000) at
/builds/BkUi_hk7/0/olap/doris/be/src/exprs/expr_context.cpp:254
254 /builds/BkUi_hk7/0/olap/doris/be/src/exprs/expr_context.cpp: 没有那个文件或目录.
(gdb) p row
$1 = (doris::TupleRow *) 0x139dee000
(gdb) p *(doris::TupleRow *) 0x139dee000
$2 = {
_tuples = {0x1d380a000}
}
(gdb) f 2
#2 0x0000000000d76daf in get_value (row=0xf660b680, e=<optimized out>,
this=0xf660b680) at
/builds/BkUi_hk7/0/olap/doris/be/src/exprs/expr_context.cpp:302
302 in /builds/BkUi_hk7/0/olap/doris/be/src/exprs/expr_context.cpp
(gdb) p row
$3 = (doris::TupleRow *) 0xf660b680
(gdb) p *(doris::TupleRow *) 0xf660b680
$4 = {
_tuples = {0x0}
}
(gdb)
```
I'm confused why the value of `TupleRow *` point `row` changed between frame
2 and frame 3.
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