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2563728 - Signal 11 in pchk__pt_alloc_obj() when data compression is enabled for wide table - SAP ASE

Symptom

"Infected with signal 11" fault raised in the function pchk__pt_alloc_obj():

Current process (0xaf0058) infected with signal 11 (SIGSEGV)
Current Process is running on Engine 2
Address 0x0x00000000010a9b05 (pchk__pt_alloc_obj+0x6a5), siginfo (code,520|0 0 00105800 1 762 01:05:16| address) = (1, 0x0x000000070000001f)

  • Data compression is enabled for a wide table with 510 and more columns. 
     
  • Stack trace includes the following function calls:

pchk__pt_alloc_obj
pchk__pt_alloc_all_obj
pchk_pt_get_objinfo
checkstorage
exec_dbcc
s_excecute

   Note: The complete stack trace is avaialble under Attechments.


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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 ; SAP Adaptive Server Enterprise 16.0

Keywords

ASEServer, CR805808, CR#805808, 805808, SEGV, segmentation, storage, access, violation, fault, segfault, kisignal, stacktrace,  registers , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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