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2645520 - DSI signal 11 with stack in mem_free, cm_cancel_cmd, cm_rollback_xact and dsi_qm_cmd_fail - SRS

Symptom

  • Upgraded SAP Replication Server (SRS) from 15.7.1 to 16.0 SP03 PL03
  • dsi_compile_enable is set to 'on'
  • dsi_bulk_copy is set to  'off'
  • SRS errorlog show the following errors:

    ERROR #1028 DSI EXEC(478(1) DS.DB) - neric/dsi/dsiqmint.c(4838)
    Message from server: Message: 102, State 181, Severity 15 -- 'Incorrect syntax near '?'.

  • SRS may crash with the DSI infected with signal 11 message:

    Thread DSI EXEC(1103(1) DS.DB) infected with signal 11.
    Dumping memory trace.
    ***************STACK TRACE***************
    *****thread DSI EXEC(103(1) DS.DB)*******
    (linux_dump_all_func_stack+0x32) [0x8cc2c0]
    (dbg_dump_stack_noarg+0x31) [0x8f0ebd]
    (dbg_dump_stack+0x164) [0x8f21ea]
    (exc__appDumpStack+0x105) [0x6dee95]
    (exc_terminate+0x20f) [0x6e2917]
    (linux_catch_signal+0x275) [0x545375]
    /lib64/libpthread.so.0(+0xf5e0) [0x7ffff75035e0]
    (mem_free+0x162) [0x78ce28]
    (cm_cancel_cmd_2+0x43a) [0x59cd9a]
    (cm_cancel_cmd+0x21) [0x59cebd]
    (cm_rollback_xact+0x5f) [0x59cf21]
    (cm_giveup_connection+0x20f) [0x59dfdd]
    (_dsi_qm_cmd_fail+0x10f) [0x682a65]
    () [0x6a95d9]
    (dsie_ProcessMsgFromSched+0x2c7) [0x6ab211]
    () [0x6ac178]
    (srv__start_function+0x1eb) [0xa34a7b]
    /lib64/libpthread.so.0(+0x7e25) [0x7ffff74fbe25]
    /lib64/libc.so.6(clone+0x6d) [0x7ffff623834d]
    *****End of stack trace.****
    Internal error. Attempting to produce a core file.


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Environment

  • SAP Replication Server (SRS) 16.0 SP03

Product

SAP Replication Server 15.7 ; SAP Replication Server 16.0

Keywords

dsi_compile_enable,dynamic_sql,CR#814994, HVAR , KBA , BC-SYB-REP , Sybase Replication Server (standalone) , Bug Filed

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