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2562972 - Signal 11 in imrs_odmvcc_pack_row() - SAP ASE 16.0 SP03

Symptom

  • A client connection is unexpectedly terminated.
  • ASE errorlog contains an "infected with signal 11" error in imrs_odmvcc_pack_row() with a stack trace:

Current process (0xc30062) infected with signal 11 (SIGSEGV)
Address 0x0x00000000014295a9 (imrs_odmvcc_pack_row+0x1d5), siginfo (code, address) = (1, 0x0x0000000000000037)

  • The stack trace includes the following functions:

imrs_odmvcc_pack_row
imrs_odmvcc_pack_page
imrs_odmvcc_pack_ext
imrs_odmvcc_pack_au
pg__objdeall_process_alloc
pg_ptndeall
pg_objdeall
logtbldealloc
dropo

  Note: A complete stack trace is available under Attachments.


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Environment

SAP Adaptive Server Enterprise (ASE) 16.0 SP03

Product

SAP Adaptive Server Enterprise 16.0

Keywords

Sybase, SEGV, segment violation, storage access violation, kisignal, CR811649, CR#811649, 811649, On-Disk, MVCC, Multiversion Concurrency Control , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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