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From "Lars Volker (JIRA)" <j...@apache.org>
Subject [jira] [Closed] (IMPALA-5466) ExchangeNode::GetNext() leads to segfault in memcpy()
Date Mon, 31 Jul 2017 20:05:00 GMT

     [ https://issues.apache.org/jira/browse/IMPALA-5466?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Lars Volker closed IMPALA-5466.
-------------------------------
    Resolution: Cannot Reproduce

I'm closing this as part of a bulk change. I have not seen this issues since I created it
and will re-open if I see it happen again.

> ExchangeNode::GetNext() leads to segfault in memcpy()
> -----------------------------------------------------
>
>                 Key: IMPALA-5466
>                 URL: https://issues.apache.org/jira/browse/IMPALA-5466
>             Project: IMPALA
>          Issue Type: Bug
>          Components: Backend
>    Affects Versions: Impala 2.8.0
>            Reporter: Lars Volker
>            Priority: Critical
>              Labels: crash
>
> Here is the stack trace of the crashing thread from a minidump.
> {noformat}
>  0  libc-2.12.so + 0x897fb
>  1  impalad!impala::ExchangeNode::GetNext(impala::RuntimeState*, impala::RowBatch*, bool*)
[row-batch.h : 263 + 0x13]
>  2  impalad!impala::PartitionedHashJoinNode::NextProbeRowBatch(impala::RuntimeState*,
impala::RowBatch*) [partitioned-hash-join-node.cc : 300 + 0x6]
>  3  impalad!impala::PartitionedHashJoinNode::GetNext(impala::RuntimeState*, impala::RowBatch*,
bool*) [partitioned-hash-join-node.cc : 560 + 0x11]
>  4  impalad!impala::PlanFragmentExecutor::ExecInternal() [plan-fragment-executor.cc :
365 + 0x3]
>  5  impalad!impala::PlanFragmentExecutor::Exec() [plan-fragment-executor.cc : 342 + 0xb]
>  6  impalad!impala::FragmentMgr::FragmentExecState::Exec() [fragment-exec-state.cc :
54 + 0x10]
>  7  impalad!impala::FragmentMgr::FragmentThread(impala::TUniqueId) [fragment-mgr.cc :
86 + 0x5]
>  8  impalad!boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void,
boost::_mfi::mf1<void, impala::FragmentMgr, impala::TUniqueId>, boost::_bi::list2<boost::_bi::value<impala::FragmentMgr*>,
boost::_bi::value<impala::TUniqueId> > >, void>::invoke(boost::detail::function::function_buffer&)
[mem_fn_template.hpp : 165 + 0x2]
>  9  impalad!impala::Thread::SuperviseThread(std::string const&, std::string const&,
boost::function<void ()>, impala::Promise<long>*) [function_template.hpp : 767
+ 0x7]
> 10  impalad!boost::detail::thread_data<boost::_bi::bind_t<void, void (*)(std::string
const&, std::string const&, boost::function<void ()>, impala::Promise<long>*),
boost::_bi::list4<boost::_bi::value<std::string>, boost::_bi::value<std::string>,
boost::_bi::value<boost::function<void ()> >, boost::_bi::value<impala::Promise<long>*>
> > >::run() [bind.hpp : 457 + 0x6]
> 11  impalad!thread_proxy + 0xda
> 12  libpthread-2.12.so + 0x7a51
> 13  libc-2.12.so + 0xe893d
> {noformat}



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