Surya Hebbar created IMPALA-14278:
-------------------------------------
Summary: MemTracker data race warning between ExecEnv and Webserver
Key: IMPALA-14278
URL: https://issues.apache.org/jira/browse/IMPALA-14278
Project: IMPALA
Issue Type: Bug
Reporter: Surya Hebbar
Assignee: Surya Hebbar
[https://master-03.jenkins.cloudera.com/job/impala-asf-master-core-tsan/496/testReport]
h3. Error Message
{code:java}
Thread Sanitizer message detected in
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/logs/data_loading/impalad.impala-ec2-redhat86-m6i-4xlarge-ondemand-1d1a.vpc.cloudera.com.jenkins.log.ERROR.20250728-171802.60555{code}
h3. Standard Error
{code:java}
WARNING: ThreadSanitizer: data race (pid=60555) Read of size 8 at
0x7b5c000087a0 by thread T207: #0 std::__shared_ptr<impala::MemTracker,
(__gnu_cxx::_Lock_policy)2>::__shared_ptr(std::__shared_ptr<impala::MemTracker,
(__gnu_cxx::_Lock_policy)2> const&)
/data/jenkins/workspace/impala-asf-master-core-tsan/Impala-Toolchain/toolchain-packages-gcc10.4.0/gcc-10.4.0/lib/gcc/x86_64-pc-linux-gnu/10.4.0/../../../../include/c++/10.4.0/bits/shared_ptr_base.h:1186:7
(impalad+0x29ba980) #1
std::shared_ptr<impala::MemTracker>::shared_ptr(std::shared_ptr<impala::MemTracker>
const&)
/data/jenkins/workspace/impala-asf-master-core-tsan/Impala-Toolchain/toolchain-packages-gcc10.4.0/gcc-10.4.0/lib/gcc/x86_64-pc-linux-gnu/10.4.0/../../../../include/c++/10.4.0/bits/shared_ptr.h:149:7
(impalad+0x29b5fe0) #2 impala::Webserver::SendResponse(sq_connection*,
std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >
const&, std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> > const&, std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > const&,
std::vector<std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >, std::allocator<std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > > > const&)
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/be/src/util/webserver.cc:633:7
(impalad+0x3038cc8) #3 impala::Webserver::BeginRequestCallback(sq_connection*,
sq_request_info*)
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/be/src/util/webserver.cc:1063:3
(impalad+0x303b96d) #4
impala::Webserver::BeginRequestCallbackStatic(sq_connection*)
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/be/src/util/webserver.cc:723:20
(impalad+0x30389c8) #5 handle_request <null> (impalad+0x3052449) Previous
write of size 8 at 0x7b5c000087a0 by main thread: [failed to restore the stack]
Location is heap block of size 792 at 0x7b5c00008500 allocated by main thread:
#0 operator new(unsigned long) <null> (impalad+0x2179bea) #1
impala::ExecEnv::ExecEnv(int, int, int, std::__cxx11::basic_string<char,
std::char_traits<char>, std::allocator<char> > const&, int,
std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >
const&, int, bool)
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/be/src/runtime/exec-env.cc:248:16
(impalad+0x2835ca0) #2 impala::ExecEnv::ExecEnv(bool)
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/be/src/runtime/exec-env.cc:226:5
(impalad+0x2835999) #3 ImpaladMain(int, char**)
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/be/src/service/impalad-main.cc:75:11
(impalad+0x2c84991) #4 main
/data/jenkins/workspace/impala-asf-master-core-tsan/repos/Impala/be/src/service/daemon-main.cc:38:12
(impalad+0x217b2ba) Thread T207 'sq_worker' (tid=61451, running) created by
thread T205 at: #0 pthread_create <null> (impalad+0x211bff3) #1 sq_start_thread
<null> (impalad+0x304a2c4) SUMMARY: ThreadSanitizer: data race
/data/jenkins/workspace/impala-asf-master-core-tsan/Impala-Toolchain/toolchain-packages-gcc10.4.0/gcc-10.4.0/lib/gcc/x86_64-pc-linux-gnu/10.4.0/../../../../include/c++/10.4.0/bits/shared_ptr_base.h:1186:7
in std::__shared_ptr<impala::MemTracker,
(__gnu_cxx::_Lock_policy)2>::__shared_ptr(std::__shared_ptr<impala::MemTracker,
(__gnu_cxx::_Lock_policy)2> const&) =================={code}
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