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Posted to issues@kudu.apache.org by "Todd Lipcon (JIRA)" <ji...@apache.org> on 2018/03/30 03:23:00 UTC
[jira] [Updated] (KUDU-2388) TSAN race in
MaintenanceManager::UnregisterOp
[ https://issues.apache.org/jira/browse/KUDU-2388?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Todd Lipcon updated KUDU-2388:
------------------------------
Status: In Review (was: Open)
> TSAN race in MaintenanceManager::UnregisterOp
> ---------------------------------------------
>
> Key: KUDU-2388
> URL: https://issues.apache.org/jira/browse/KUDU-2388
> Project: Kudu
> Issue Type: Bug
> Components: tserver
> Reporter: Todd Lipcon
> Assignee: Todd Lipcon
> Priority: Major
>
> Saw a flaky failure of TabletReplacementITest.TestMasterTombstoneOldReplicaOnReport with the following TSAN race:
> {code}
> WARNING: ThreadSanitizer: data race (pid=17822) Read of size 1 at 0x7b4c000054e8 by thread T59 (mutexes: write M1750):
> ...
> #3 strings::internal::SubstituteArg::SubstituteArg(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&) /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/gutil/strings/substitute.h:76 (libtserver.so+0x9edb0)
> #4 kudu::MaintenanceManager::LogPrefix() const /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/util/maintenance_manager.cc:545:31 (libkudu_util.so+0x167791)
> #5 kudu::MaintenanceManager::UnregisterOp(kudu::MaintenanceOp*) /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/util/maintenance_manager.cc:235:3 (libkudu_util.so+0x165963)
> #6 kudu::MaintenanceOp::Unregister() /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/util/maintenance_manager.cc:123:13 (libkudu_util.so+0x1654fe)
> #7 kudu::tablet::Tablet::UnregisterMaintenanceOps() /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/tablet/tablet.cc:1405:9 (libtablet.so+0xfb5af)
> #8 kudu::tablet::TabletReplica::Stop() /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/tablet/tablet_replica.cc:271:25 (libtablet.so+0x146e66)
> #9 kudu::tserver::TSTabletManager::DeleteTablet(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> > const&, kudu::tablet::TabletDataState, boost::optional<long> const&, kudu::tserver::TabletServerErrorPB_Code*) /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/tserver/ts_tablet_manager.cc:830:12 (libtserver.so+0x106d62)
> Previous write of size 8 at 0x7b4c000054e8 by main thread:
> #0 memcpy /data/somelongdirectorytoavoidrpathissues/src/kudu/thirdparty/src/llvm-4.0.0.src/projects/compiler-rt/lib/tsan/../sanitizer_common/sanitizer_common_interceptors.inc:655 (kudu-tserver+0x449e4c)
> #1 std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >::__move_assign(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >&, std::__1::integral_constant<bool, true>) /data/somelongdirectorytoavoidrpathissues/src/kudu/thirdparty/installed/tsan/include/c++/v1/string:2044:18 (libkudu_util.so+0x16664d)
> #2 std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >::operator=(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >&&) /data/somelongdirectorytoavoidrpathissues/src/kudu/thirdparty/installed/tsan/include/c++/v1/string:2055 (libkudu_util.so+0x16664d)
> #3 kudu::MaintenanceManager::Init(std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >) /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/util/maintenance_manager.cc:169 (libkudu_util.so+0x16664d)
> ...
> Location is heap block of size 416 at 0x7b4c00005400 allocated by main thread:
> #0 operator new(unsigned long) /data/somelongdirectorytoavoidrpathissues/src/kudu/thirdparty/src/llvm-4.0.0.src/projects/compiler-rt/lib/tsan/rtl/tsan_new_delete.cc:41 (kudu-tserver+0x4c1163)
> #1 kudu::tserver::TabletServer::TabletServer(kudu::tserver::TabletServerOptions const&) /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/tserver/tablet_server.cc:60:26 (libtserver.so+0xda8ff)
> #2 kudu::tserver::TabletServerMain(int, char**) /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/tserver/tablet_server_main.cc:78:16 (kudu-tserver+0x4c3ab3)
> #3 main /data/somelongdirectorytoavoidrpathissues/src/kudu/src/kudu/tserver/tablet_server_main.cc:99:10 (kudu-tserver+0x4c37ee)
> {code}
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