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From "Greg Mann (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (MESOS-6938) Libprocess reinitialization is flaky, can segfault
Date Sat, 11 Feb 2017 00:55:41 GMT

     [ https://issues.apache.org/jira/browse/MESOS-6938?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Greg Mann reassigned MESOS-6938:
--------------------------------

    Assignee:     (was: Greg Mann)

> Libprocess reinitialization is flaky, can segfault
> --------------------------------------------------
>
>                 Key: MESOS-6938
>                 URL: https://issues.apache.org/jira/browse/MESOS-6938
>             Project: Mesos
>          Issue Type: Bug
>          Components: libprocess, tests
>         Environment: ASF CI, CentOS 7, libevent and SSL enabled
>            Reporter: Greg Mann
>              Labels: libprocess, tests
>
> This was observed on ASF CI. Based on the placement of the stacktrace, the segfault seems
to occur during libprocess reinitialization, when {{process::initialize}} is called:
> {code}
> [----------] 4 tests from Encryption/NetSocketTest
> [ RUN      ] Encryption/NetSocketTest.EOFBeforeRecv/0
> I0117 15:18:35.320691 27596 openssl.cpp:419] CA file path is unspecified! NOTE: Set CA
file path with LIBPROCESS_SSL_CA_FILE=<filepath>
> I0117 15:18:35.320714 27596 openssl.cpp:424] CA directory path unspecified! NOTE: Set
CA directory path with LIBPROCESS_SSL_CA_DIR=<dirpath>
> I0117 15:18:35.320719 27596 openssl.cpp:429] Will not verify peer certificate!
> NOTE: Set LIBPROCESS_SSL_VERIFY_CERT=1 to enable peer certificate verification
> I0117 15:18:35.320726 27596 openssl.cpp:435] Will only verify peer certificate if presented!
> NOTE: Set LIBPROCESS_SSL_REQUIRE_CERT=1 to require peer certificate verification
> I0117 15:18:35.335141 27596 process.cpp:1234] libprocess is initialized on 172.17.0.3:46415
with 16 worker threads
> [       OK ] Encryption/NetSocketTest.EOFBeforeRecv/0 (422 ms)
> [ RUN      ] Encryption/NetSocketTest.EOFBeforeRecv/1
> I0117 15:18:35.390697 27596 process.cpp:1234] libprocess is initialized on 172.17.0.3:39822
with 16 worker threads
> [       OK ] Encryption/NetSocketTest.EOFBeforeRecv/1 (6 ms)
> [ RUN      ] Encryption/NetSocketTest.EOFAfterRecv/0
> I0117 15:18:35.998528 27596 openssl.cpp:419] CA file path is unspecified! NOTE: Set CA
file path with LIBPROCESS_SSL_CA_FILE=<filepath>
> I0117 15:18:35.998559 27596 openssl.cpp:424] CA directory path unspecified! NOTE: Set
CA directory path with LIBPROCESS_SSL_CA_DIR=<dirpath>
> I0117 15:18:35.998566 27596 openssl.cpp:429] Will not verify peer certificate!
> NOTE: Set LIBPROCESS_SSL_VERIFY_CERT=1 to enable peer certificate verification
> I0117 15:18:35.998572 27596 openssl.cpp:435] Will only verify peer certificate if presented!
> NOTE: Set LIBPROCESS_SSL_REQUIRE_CERT=1 to require peer certificate verification
> I0117 15:18:36.010643 27596 process.cpp:1234] libprocess is initialized on 172.17.0.3:47429
with 16 worker threads
> [       OK ] Encryption/NetSocketTest.EOFAfterRecv/0 (664 ms)
> [ RUN      ] Encryption/NetSocketTest.EOFAfterRecv/1
> I0117 15:18:36.079453 27596 process.cpp:1234] libprocess is initialized on 172.17.0.3:38149
with 16 worker threads
> [       OK ] Encryption/NetSocketTest.EOFAfterRecv/1 (19 ms)
> *** Aborted at 1484666316 (unix time) try "date -d @1484666316" if you are using GNU
date ***
> PC: @     0x7f7643ad7c56 __memcpy_ssse3_back
> *** SIGSEGV (@0x57c10f8) received by PID 27596 (TID 0x7f76393c2700) from PID 92016888;
stack trace: ***
>     @     0x7f7644ba0370 (unknown)
>     @     0x7f7643ad7c56 __memcpy_ssse3_back
>     @     0x7f76443248e0 (unknown)
>     @     0x7f7644324f8c (unknown)
>     @           0x422a4d process::UPID::UPID()
> I0117 15:18:36.090376 27596 process.cpp:1234] libprocess is initialized on 172.17.0.3:43835
with 16 worker threads
> [----------] 4 tests from Encryption/NetSocketTest (1116 ms total)
> [----------] 6 tests from SSLVerifyIPAdd/SSLTest
> [ RUN      ] SSLVerifyIPAdd/SSLTest.BasicSameProcess/0
>     @           0x8ae4a8 process::DispatchEvent::DispatchEvent()
>     @           0x8a6a5e process::internal::dispatch()
>     @           0x8c0b44 process::dispatch<>()
>     @           0x8a598a process::ProcessBase::route()
>     @           0x98be53 process::ProcessBase::route<>()
>     @           0x988096 process::Help::initialize()
>     @           0x89ef2a process::ProcessManager::resume()
>     @           0x89b976 _ZZN7process14ProcessManager12init_threadsEvENKUt_clEv
>     @           0x8adb3c _ZNSt12_Bind_simpleIFZN7process14ProcessManager12init_threadsEvEUt_vEE9_M_invokeIIEEEvSt12_Index_tupleIIXspT_EEE
>     @           0x8ada80 _ZNSt12_Bind_simpleIFZN7process14ProcessManager12init_threadsEvEUt_vEEclEv
>     @           0x8ada0a _ZNSt6thread5_ImplISt12_Bind_simpleIFZN7process14ProcessManager12init_threadsEvEUt_vEEE6_M_runEv
>     @     0x7f764431b230 (unknown)
>     @     0x7f7644b98dc5 start_thread
>     @     0x7f7643a8473d __clone
> make[7]: *** [check-local] Segmentation fault
> {code}



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