Date/time: 2018-08-27 18:11:10
Signal: 11

[0x55ab2665f760]
/lib64/libpthread.so.0(+0xf5e0)[0x7f4c763d85e0]
/lib64/libc.so.6(+0x14c706)[0x7f4c75524706]
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/lib64/libstdc++.so.6(_ZNSs7reserveEm+0x44)[0x7f4c75d719b4]
/lib64/libstdc++.so.6(_ZNSs6appendEPKcm+0x4f)[0x7f4c75d71c1f]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp8Func_Str11stringValueERN5boost10shared_ptrIN8execplan9ParseTreeEEERN8rowgroup3RowERb+0x209)[0x7f4c79675659]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp11Func_concat9getStrValERN8rowgroup3RowERSt6vectorIN5boost10shared_ptrIN8execplan9ParseTreeEEESaIS9_EERbRNS7_20CalpontSystemCatalog7ColTypeE+0x36)[0x7f4c796752f6]
/usr/local/mariadb/columnstore/lib/libexecplan.so.1(_ZN8execplan14FunctionColumn9getStrValERN8rowgroup3RowERb+0x3d)[0x7f4c7a11bc4d]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp7FuncExp8evaluateERN8rowgroup3RowERSt6vectorIN5boost10shared_ptrIN8execplan14ReturnedColumnEEESaIS9_EE+0x367)[0x7f4c796553e7]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp14FuncExpWrapper8evaluateEPN8rowgroup3RowE+0xc8)[0x7f4c7965f8a8]
[0x55ab2661d276]
[0x55ab2661de63]
[0x55ab2662e419]
/usr/local/mariadb/columnstore/lib/libthreadpool.so.1(_ZN10threadpool18PriorityThreadPool9threadFcnENS0_8PriorityE+0x399)[0x7f4c784b2dc9]
/lib64/libboost_thread-mt.so.1.53.0(+0xd27a)[0x7f4c76e7027a]
/lib64/libpthread.so.0(+0x7e25)[0x7f4c763d0e25]
/lib64/libc.so.6(clone+0x6d)[0x7f4c754d034d]
