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2155139 - Signal 11 in ct__tds_gd_process, leaving spid that cannot be killed - ASE


  • When terminating a session (kill isql, shutdown DBISQL, CTLRL-C Unix process etc.)
  • SQL is accessing local and remote (proxy) tables
  • Spid that cannot be killed in the local ASE
  • ASE reports a stacktrace in the error log entries include (offsets will vary by platform) : 
Current process (hex#) infected with signal 11 (SIGSEGV)

Address hex# (ct__tds_gd_process+0x15c)



  • SAP Adaptive Server Enterprise (ASE) 15.7
  • SAP Adaptive Server Enterprise (ASE) 16.0
  • Sybase Software Developer Kit (SDK) 15.7
  • Sybase Software Developer Kit (SDK) 16.0


SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0 ; SAP Adaptive Server Enterprise SDK 16.0 ; Sybase Software Developer Kit 15.7


ct__tds_gd_process+0x15c , KBA , memory corruption , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-SDK , SDK , Bug Filed

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