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3035656 - Signal 11 in ssql_release() causes ASE server shutdown - SAP ASE 16.0

Symptom

  • ASE shuts down unexpectedly.
  • The ASE errorlog contains an "Infected with signal 11" error in the module ssql_release() with a stack trace

Current process (0x37750152) infected with signal 11 (SIGSEGV)
Address 0x0x0000000001070cbf (ssql_release+0x146), siginfo (code, address) = (1, 0x0x0000000000000008)

  • The stack trace includues routines:

ssql_release
s_unkeep_cached_stmts

  Note: A complete stack trace is available under Attachments.

  • The failed process (spid) held spinlock SSQLCACHE_SPIN:

Spinlocks held by kpid 930414930
Spinlock SSQLCACHE_SPIN at address 0x00002aaaac32f500 owned by 930414930


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Environment

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

Product

SAP Adaptive Server Enterprise 16.0 ; SAP Adaptive Server Enterprise 16.0 Cluster Edition

Keywords

Sybase, ASEServer, SAPASE, dataserver, CR824358, CR#824358, 824358, SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace, registers, statement, cache , 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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