SAP Knowledge Base Article - Preview

2604085 - ASE server crashes after infected with signal 11 in mempmctrl_free - SAP ASE


  • ASE error log reports a signal 11 at address mempmctrl_free:

Current process (0x488b03c6) infected with signal 11 (SIGSEGV)
Address 0x0x0000000001d258d8 (mempmctrl_free+0x158), siginfo (code, address) = (1, 0x0x0000023330a80078)

  • With a stack trace including functions:
    • mempmctrl_free
    • mem_freepages
    • free_mempage

  • As the spid affected is holding a spinlock, ASE will crash as result:
    Spinlock Resource->rpmctrl_spin at address 'x' owned by 'y'
  • (Many) more signal 11 / timeslice error may be seen before ASE shuts down



SAP Adaptive Server Enterprise (ASE) - 16.0


SAP Adaptive Server Enterprise 16.0


KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

About this page

This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP ONE Support launchpad (Login required).

Search for additional results

Visit SAP Support Portal's SAP Notes and KBA Search.