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https://issues.apache.org/jira/browse/IMPALA-7288?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Bikramjeet Vig resolved IMPALA-7288.
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Resolution: Fixed
Fix Version/s: Impala 3.1.0
> Codegen crash in FinalizeModule()
> ---------------------------------
>
> Key: IMPALA-7288
> URL: https://issues.apache.org/jira/browse/IMPALA-7288
> Project: IMPALA
> Issue Type: Bug
> Components: Backend
> Affects Versions: Impala 2.12.0, Impala 3.1.0
> Reporter: Balazs Jeszenszky
> Assignee: Bikramjeet Vig
> Priority: Blocker
> Fix For: Impala 3.1.0
>
>
> The following sequence crashes Impala 2.12 reliably:
> {code}
> CREATE TABLE test (c1 CHAR(6),c2 CHAR(6));
> select 1 from test t1, test t2
> where t1.c1 = FROM_TIMESTAMP(cast(t2.c2 as string), 'yyyyMMdd');
> {code}
> hs_err_pid has:
> {code}
> #
> # A fatal error has been detected by the Java Runtime Environment:
> #
> # SIGSEGV (0xb) at pc=0x0000000003b36ce4, pid=28459, tid=0x00007f2c49685700
> #
> # JRE version: Java(TM) SE Runtime Environment (8.0_162-b12) (build
> 1.8.0_162-b12)
> # Java VM: Java HotSpot(TM) 64-Bit Server VM (25.162-b12 mixed mode
> linux-amd64 compressed oops)
> # Problematic frame:
> # C [impalad+0x3736ce4] llvm::Value::getContext() const+0x4
> {code}
> Backtrace is:
> {code}
> #0 0x00007f2cb217a5f7 in raise () from /lib64/libc.so.6
> #1 0x00007f2cb217bce8 in abort () from /lib64/libc.so.6
> #2 0x00007f2cb4de2f35 in os::abort(bool) () from
> /usr/java/latest/jre/lib/amd64/server/libjvm.so
> #3 0x00007f2cb4f86f33 in VMError::report_and_die() () from
> /usr/java/latest/jre/lib/amd64/server/libjvm.so
> #4 0x00007f2cb4de922f in JVM_handle_linux_signal () from
> /usr/java/latest/jre/lib/amd64/server/libjvm.so
> #5 0x00007f2cb4ddf253 in signalHandler(int, siginfo*, void*) () from
> /usr/java/latest/jre/lib/amd64/server/libjvm.so
> #6 <signal handler called>
> #7 0x0000000003b36ce4 in llvm::Value::getContext() const ()
> #8 0x0000000003b36cff in llvm::Value::getValueName() const ()
> #9 0x0000000003b36de9 in llvm::Value::getName() const ()
> #10 0x0000000001ba6bb2 in impala::LlvmCodeGen::FinalizeModule (this=0x9b53980)
> at
> /usr/src/debug/impala-2.12.0-cdh5.15.0/be/src/codegen/llvm-codegen.cc:1076
> #11 0x00000000018f5c0f in impala::FragmentInstanceState::Open (this=0xac0b400)
> at
> /usr/src/debug/impala-2.12.0-cdh5.15.0/be/src/runtime/fragment-instance-state.cc:255
> #12 0x00000000018f3699 in impala::FragmentInstanceState::Exec (this=0xac0b400)
> at
> /usr/src/debug/impala-2.12.0-cdh5.15.0/be/src/runtime/fragment-instance-state.cc:80
> #13 0x00000000019028c3 in impala::QueryState::ExecFInstance (this=0x9c6ad00,
> fis=0xac0b400)
> at
> /usr/src/debug/impala-2.12.0-cdh5.15.0/be/src/runtime/query-state.cc:410
> #14 0x000000000190113c in impala::QueryState::<lambda()>::operator()(void)
> const (__closure=0x7f2c49684be8)
> at
> /usr/src/debug/impala-2.12.0-cdh5.15.0/be/src/runtime/query-state.cc:350
> #15 0x00000000019034dd in
> boost::detail::function::void_function_obj_invoker0<impala::QueryState::StartFInstances()::<lambda()>,
> void>::invoke(boost::detail::function::function_buffer &)
> (function_obj_ptr=...)
> at
> /usr/src/debug/impala-2.12.0-cdh5.15.0/toolchain/boost-1.57.0-p3/include/boost/function/function_template.hpp:153
> {code}
> Crash is at
> https://github.com/cloudera/Impala/blob/cdh5-2.12.0_5.15.0/be/src/codegen/llvm-codegen.cc#L1070-L1079.
> The repro steps seem to be quite specific.
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