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2169248 - Signal 11 in open__byname when creating an LWP - SAP ASE

Symptom

  • The ASE errorlog reports an "infected with signal 11" error at address open__byname:

    Current process (0x49b50b55) infected with signal 11 (SIGSEGV)
    Address 0x0x0000000000af3621 (open__byname+0x111)
  • With SQL Text showing cached statement or dynamic sql

    • SQL causing error : create procedure *ss0200465308_1832547178ss* 
    • SQL Text: create proc dyn100 as SELECT * from tempdb..t1 where c1 = ?

  • And a stacktrace showing functions that can include:

    open__byname
    open_user_table
    open_system_table
    gettotcols_lockintent
    gettotcols
    all_expand
    expand_ALL_nodes
    colnames
    colnames_recurse
    colnames_driver
    s_normquery
    s__call_normquery

    See attachment for a full stack trace example.


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Environment

  • SAP Adaptive Server Enterprise (ASE) 15.7
  • SAP Adaptive Server Enterprise (ASE) 16.0

Product

SAP Adaptive Server Enterprise 15.7 ; Sybase Adaptive Server Enterprise 15.0 ; Sybase Adaptive Server Enterprise 15.5

Keywords

CR742869 , CR#742869 , 742869, lwp, lightweight, procedure , sybase , ase , KBA , memory corruption , light weight procedure , lwp , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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