2245785 - Insert #temp_table crashes at memcpy () in hs_ohcGroup.

• Insert #temp_table select columns from base_table , may crash in stcxtlib/st_server.cxx:1919 with following message in .iqmsg file.

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0000103851 **************************************************
0000103851 ***   SAP IQ Abort:
0000103851 ***      From:  stcxtlib/st_server.cxx:1919
0000103851 ***      PID: 3914
0000103851 ***      Message: caught signal 11, program abort
0000103851 ***      Thread: 47171548539200  (TID: 713)
0000103851 **************************************************


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• The problem thread in stack trace file may look similar to this.

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Thread 539 (Thread 0x2ae6fb64e940 (LWP 4641)):

#0  0x00002ae688a89e0f in waitpid () from /lib64/libc.so.6
#1  0x00002ae688a2c4a1 in do_system () from /lib64/libc.so.6
#2  0x00002ae688a2c7f7 in system () from /lib64/libc.so.6
#3  0x00002ae6e94f623a in ucstkgentraceClose(int, int, int, int) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#4  0x00002ae6e94f71b6 in DumpAllThreads(char const*, unsigned int, int) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#5  0x00002ae6e9278e5e in hos_ABORT(char const*, unsigned int, char const*, char*, char*) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#6  0x00002ae6e9feeaaf in SigHndlr () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#7  <signal handler called>
#8  0x00002ae688a6b36e in memcpy () from /lib64/libc.so.6
#9  0x00002ae6e9d82d44 in hs_ohcGroup<s_btdiskblock, s_btitem>::GetUnconditionedKey(void*, int, void*, int*) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#10 0x00002ae6e9d88242 in hs_ohcGroup<s_btdiskblock, s_btitem>::FetchOrdered(int&, void*, int*, int, unsigned long long&) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#11 0x00002ae6ea22683f in s_fetchOrdered::Fetch() () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#12 0x00002ae6ea21fd64 in vp_Cursor::Fetch() () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#13 0x00002ae6e90495bb in dfo_VerticalLeafCursor::FetchOpus() () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#14 0x00002ae6e8f6e9e9 in dfjo_NestedLoop::Fetch_T2_IntoStore() () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#15 0x00002ae6e8f66c05 in dfjo_NestedLoop::SourcePreFetch() () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#16 0x00002ae6e8fd4c70 in dfo_Join::SourcePreFetch() () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#17 0x00002ae6e8f3d8d1 in dfjo_Hash::ExecWork(int&, unsigned int) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#18 0x00002ae6e94cdc6a in workAllocator::DoWork(unsigned int) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#19 0x00002ae6e94f4594 in hos_thread::Main() () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#20 0x00002ae6e945d9c8 in hos_lwtask::Start(hos_lwtask*) () from /sybase/IQ-16_0/bin64/../lib64/libiq16.so
#21 0x00002ae686f881fd in IQWorkerStarter(void*) () from /sybase/IQ-16_0/lib64/libiqserv16_r.so
#22 0x00002ae68768dc2d in run_task_body () from /sybase/IQ-16_0/lib64/libiqserv16_r.so
#23 0x00002ae6871c0967 in UnixTask::pre_body(void*) () from /sybase/IQ-16_0/lib64/libiqserv16_r.so
#24 0x00002ae68835283d in start_thread () from /lib64/libpthread.so.0
#25 0x00002ae688ac4fcd in clone () from /lib64/libc.so.6
----

SAP IQ 16 SP10+

hs_ohcGroup::GetUnconditionedKey ; hs_ohcGroup<s_btdiskblock, s_btitem>::GetUnconditionedKey ; stack trace ; stack ; stktrc ; stcxtlib/st_server.cxx:1919