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1922498 - Incorrect use of IQ UTILITIES now crashes IQ 16.x at st_server -- SAP IQ

Symptom

  • Incorrect coding of the IQ UTILITIES in IQ version 16 will crash the server.  
  • The IQ server crashes at st_server.cxx with the following thread stack:
    Dump all thread stacks at stcxtlib/st_server.cxx:1511 for PID: 27042
        ***************** This is the STACKTRACE ***************
     
    ===== Thread Number  3604072768  (IQ connID: 0000004514) =====
    pc: 0x2b27d8becc06 pcstkwalk(stk_trace*, int, db_log*, hos_fd*)+0x36
    pc: 0x2b27d8bece71 ucstkgentrace(int, int)+0x121
    pc: 0x2b27d8bee0ae DumpAllThreads(char const*, unsigned int, int)+0x12e
    pc: 0x2b27d89806ae hos_ABORT(char const*, unsigned int, char const*,
    char*, char*)+0x19e
    pc: 0x2b27d965a3ef SigHndlr+0x4f
    pc: 0x2b277fc8eca0 _fini+0x94e258
    pc: 0x2b277ea2b63d dbi_iq_utilities(a_statement*)+0x37d
    pc: 0x2b277eaec40f DoExecuteStmt(Connection*, a_stmt*, a_statement*,
    a_stmt_identifier*, unsigned short, unsigned int)+0x1cff
    pc: 0x2b277eaed3e2 db__execute_any_imm(Connection*,
    an_sqlpres_receive*)+0x122
    pc: 0x2b277eafae9d RequestProcedure::call()+0x9cd
    pc: 0x2b277e95e93e Context::call(Procedure*, Context**)+0x4e
    pc: 0x2b277e95ec66 Worker::call_on_stack(Procedure*)+0x56
    pc: 0x2b277eaf7ced TopProcedure::call()+0x3d
    pc: 0x2b277e964ae9 Worker::spawn(Procedure*)+0x49
    pc: 0x2b277eaf870c EngStream::handle_ind(unsigned char, unsigned
    int)+0x13c
    pc: 0x2b277eafd7b7 EngStream::execute()+0xcb7
    pc: 0x2b277eaf7385 RQBaseItem::do_work(Worker*)+0x25
    pc: 0x2b277eb3d186 RequestQueue::worker_body()+0x66
    pc: 0x2b277eaf7fd6 request_task(void*)+0x46
    pc: 0x2b277f018a7d run_task_body+0x2d
    pc: 0x2b277eb3de67 UnixTask::pre_body(void*)+0x77
    pc: 0x2b277fc8683d _fini+0x945df5
    pc: 0x2b27806f903d _fini+0x13b85f5


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Environment

SAP IQ 16.x

Product

SAP IQ 16.0

Keywords

IQ 16.0, abort, dbi_iq_utilities, st_server.cxx, stack trace, iqutils, iq utility, scc , KBA , BC-SYB-IQ , Sybase IQ , Bug Filed

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