2727326 - Signal 11 in kbfalloc() under dol__ncinsert() - SAP ASE 16.0

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

Current process (0x10f506d1) infected with signal 11 (SIGSEGV)
Address 0x0000000080456c5c (kbfalloc+0x11c), sigi nfo (code, address) = (1, 0x0000000000000010)

• The stack trace includes the following functions:

kbfalloc
ubfallocf
createpool_n_alloc
memallocheap
dol__ncinsert

  Note: A complete stack trace is available under Attachments.

• The infected spid becomes a zombie thread.

SAP Adaptive Server Enterprise (ASE) 16.0

Sybase, infected, signal, SEGV, SIGSEGV, segment violation, storage access violation, kisignal, CR817572, CR#817572, 817572, stacktrace , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , BC-SYB-ASE-CE , ASE Cluster Edition (Standalone) , Bug Filed