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2697042 - Signal 11 in omni_ct_cancel() - SAP ASE

Symptom

  • A client connection is unexpectedly terminated.
  • ASE errorlog contains an "infected with signal 11" error with a stack trace:

Current process (0x...) infected with signal 11 (SIGSEGV)
Address 0x0x000000000176d343 (omni_ct_cancel+0x2f), siginfo (code, address) = (128, 0x(nil))

  • The stack trace includes the following functions:

omni_ct_cancel
omni_rdes_disconnect
hk_cis_idle_timeout

Note: A complete stack trace is available under Attachments.


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Environment

  • SAP Adaptive Server Enterprise (ASE)  15.7 and 16.0
  • SAP Adaptive Server Enterprise Cluster Edition (ASE CE) 15.7 and 16.0

Product

SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0

Keywords

Sybase, SEGV, SIGSEGV, segment violation, storage access violation, kisignal, stacktrace, registers, CR813580, CR#813580, 813580, uctSetIssuedCnt, ct_poll, omni_ct_close, CIS, timeout , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , Bug Filed

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