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2692560 - Signal 11 or Timeslice error in kbfalloc() with xml_malloc_fragment() in stack - SAP ASE 16.0

Symptom

  • Client connection unexpectedly terminated.
  • The ASE errorlog contains either a timeslice error or an" infected with signal 11" error in the module kbfalloc() together with a stack trace:

Current process (0x19ff00a9) infected with signal 11 (SIGSEGV)
Address 0x0x00000000021c1942 (kbfalloc+0x542), siginfo (code, address) = (1, 0x0x000000000000000f)

   OR

kernel  timeslice -1001, current process infected at 40000000028b3d80 (kbfalloc+0x640)

  • The stack trace that includes the following functions:

kbfalloc
ubfallocf

xml_malloc_fragment

  Note:  Samples of a complete stack trace on Lunix and HP-UX are available under Attachments.


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Environment

SAP Adaptive Server Enterprise (ASE)  16.0 prior to SP03 PL06

Product

SAP Adaptive Server Enterprise 16.0

Keywords

Sybase, infected, signal, SEGV, SIGSEGV, segment violation, storage access violation, kisignal, XML, CR816211, CR#816211, 816211 , 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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