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1972344 - Stack guardword corrupted with cpynodes recursive calls - SAP ASE 15.7

Symptom

  •  A stack trace in the errorlog:

Stack overflow detected: limit: 0x0x00002aab90870710, sp: 0x0x00002aab90870754
*** Stack guardword corrupted.
pc: 0x00000000014cf7eb pcstkwalk+0x3a3()
pc: 0x00000000014cf2c3 ucstkgentrace+0x263()
pc: 0x00000000014cb23e ucbacktrace+0x50()
pc: 0x00000000014cdba1 ucstackcrash+0x8d()
pc: 0x00000000011fc57f cpynodes+0x40f()
end of stack trace, spid 6095, kpid 1742410601, suid 1305

  • And the ASE server goes down:

ueshutdown: exiting
Abnormal exit detected - ASE process level execution bindings will be cleared on startup.

  • The stack trace may contain modules 'tree_copynames' and 'cpyresdom' as well.
  • Sometimes Error 3626 is reported in the memdump as a previous error.


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Environment

SAP Adaptive Server Enterprise (ASE)  15.7

Product

SAP Adaptive Server Enterprise 15.7

Keywords

CR 753525, CR 753525, CR 753525, traceflag, 3687, 3686, boundary , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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