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2787020 - Running dbcc checkdb on archive data raised may result in an infected with 11 in dcomp__ce_decode_col()

Symptom

Stacks observed in dbcc 

=======================
1)  SEGV in dcomp__ce_decode_col when running dbcc checkdb in the archive database 

kisignal
dcomp__ce_decode_col
decompress__column_by_colinfo
decompress_column_by_colid
bt_copykeyval_datarow
dol_bt_copykeyval_dp
bt__copykeyval_dp
bt__check_keys
bt__do_dfs
bt__do_dfs
bt__do_dfs
bt_index_check
check__index
check_indexes
checktable
checkdb

2) Error 9829 when running dbcc checkdb (restart of dbcc checkdb ) 

Error: 9829, Severity: 22, State: 4
Compressed data row 0x2a9a8c2d2 in objid 121816515, dbid 8 is corrupted.
pcstkwalk
ucstkgentrace
ucbacktrace
decompress__column_by_colinfo
decompress_column_by_colid
bt_copykeyval_datarow
dol_bt_copykeyval_dp
bt__copykeyval_dp
bt__check_keys
bt__do_dfs
bt__do_dfs
bt__do_dfs
bt_index_check
check__index
check_indexes
checktable
checkdb
exec_dbcc
s_execute

4) another SEGV in dol__index_decompress_row for same spid 245 

kisignal
dol__index_decompress_row
index_decompress_row
bt__lfrow_cmp
bt__row_and_rid_compare
bt__notboundby1stkey
bt__unwind
bt__traverse
bt__getstartpg
bt_getnext
dol_bt_getnext
getnext
sdes_scan_setup
ptn_pdes_init
ind__ides_init_fromrow
ind_ides_init
des__fill_common
des(float, int, long, long)
des_do_get
get_name
checktable
checkdb
exec_dbcc

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Environment

  • SAP Adaptive Server Enterprise (ASE) 16.0 for Business Suite

Product

SAP ERP 6.0

Keywords

Error 9829, function dcomp__ce_decode_col, function dol__index_decompress_row, SEGV, segmentation, kisignal, stacktrace,  stack , KBA , BC-DB-SYB , SAP Business Suite on Sybase ASE Database Platform , Problem

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