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DB2 - Problem description

Problem IC84524 Status: Closed

IN DPF, XML QUERIES INCLUDING XMLTABLE EXPRESSIONS USING BIND-IN HOST
VARIABLES CAN RESULT IN BADPAGE ERROR DUE TO A BAD EXECUTI

product:
DB2 FOR LUW / DB2FORLUW / A10 - DB2
Problem description:
This problem could happen when a correlation context (e.g., a 
bind-in host variable value, 
like the xmldoc in a query)  is being reversed TQed multiple 
times. In other words 
the problem is caused by a faulty execution plan which is 
sharing a data buffer 
across operators in different subsections 
 
Will the following errors in the db2diag.log file 
 
FUNCTION: DB2 UDB, Common Storage Layer, 
sqldcsl_getRecDataAndLength, probe:2414 
MESSAGE : ZRC=0x87A80001=-2019033087=SQLDCSL_BADPAGE "Bad Data 
Page" 
DIA8500C A data file error has occurred, record id is "". 
DATA #1 : signed integer, 8 bytes 
0 
DATA #2 : Hexdump, 20 bytes 
0x07000000784A0038 : 0000 0000 0000 0000 7FB4 0000 7FB3 0000 
................ 
0x07000000784A0048 : 0000 0014 .... 
CALLSTCK: 
[0] 0x0900000007339624 pdLog + 0xEC 
[1] 0x090000000A512810 
sqldcsl_fetchDirect__FP8sqeAgentP8SQLD_TCBP12SQLD_TCB_CSLP16SQLD 
CSL_FETCH_CB 
+ 0x25C 
[2] 0x090000000851E43C 
sqldcsl_fetchRow__FP8sqeAgentP8SQLD_TCBP12SQLD_TCB_CSLP16SQLDCSL 
_FETCH_CB 
+ 0x470 
[3] 0x0900000009A71D34 
xmls_FetchRecord__FP11XMLSTORE_CBR8XMLS_XIDPPcPUsT4UcP13XMLS_WA_ 
TOKENPP8SQLD_TCB 
+ 0xBB0 
[4] 0x09000000086CAE20 
fetchTempNode__12XmlrnNodeMgrFP11XMLSTORE_CBP17xmlDataDescriptor 
R8XMLS_XIDsRP9XmlrnNodePPcPUsP12XmlsNidStac 
kP13XMLS_WA_TOKENP8S + 0xEC 
[5] 0x0900000009FA2A80 
fetchNode__12XmlrnNodeMgrFP11XMLSTORE_CBP17xmlDataDescriptorR8XM 
LS_XIDR13XMLS_EXT_LXIDP12XmlsNidStackRP9Xml 
rnNodePUsP13XMLS_WA_ + 0x394 
[6] 0x090000000AD1A76C 
m_startNavOnContext__14XmlnvNavigatorFP17xmlDataDescriptorb + 
0x854 
[7] 0x090000000AD19E8C 
openNavigator__14XmlnvNavigatorFP17xmlDataDescriptorP8sqlrr_cb + 
0x940 
[8] 0x090000000A12E7DC sqlriXMLScan__FP8sqlrr_cb + 0x294 
[9] 0x090000000740F84C 
sqlriSectInvoke__FP8sqlrr_cbP12sqlri_opparm + 0x658
Problem Summary:
**************************************************************** 
* USERS AFFECTED:                                              * 
* ALL                                                          * 
**************************************************************** 
* PROBLEM DESCRIPTION:                                         * 
* This problem could happen when a correlation context (e.g.,  * 
* a bind-in host variable value,                               * 
* like the xmldoc in a query)  is being reversed TQed multiple * 
* times.                                                       * 
*                                                              * 
* In other words the problem is caused by a faulty execution   * 
* plan which is                                                * 
* sharing a data buffer across operators in different          * 
* subsections                                                  * 
*                                                              * 
* Will the following errors in the db2diag.log file            * 
*                                                              * 
* FUNCTION: DB2 UDB, Common Storage Layer,                     * 
* sqldcsl_getRecDataAndLength, probe:2414                      * 
* MESSAGE : ZRC=0x87A80001=-2019033087=SQLDCSL_BADPAGE "Bad    * 
* Data Page"                                                   * 
* DIA8500C A data file error has occurred, record id is "".    * 
* DATA #1 : signed integer, 8 bytes                            * 
* 0                                                            * 
* DATA #2 : Hexdump, 20 bytes                                  * 
* 0x07000000784A0038 : 0000 0000 0000 0000 7FB4 0000 7FB3 0000 * 
* ................                                             * 
* 0x07000000784A0048 : 0000 0014 ....                          * 
* CALLSTCK:                                                    * 
* [0] 0x0900000007339624 pdLog + 0xEC                          * 
* [1] 0x090000000A512810                                       * 
* sqldcsl_fetchDirect__FP8sqeAgentP8SQLD_TCBP12SQLD_TCB_CSLP16 * 
* SQLD                                                         * 
* CSL_FETCH_CB + 0x25C                                         * 
* [2] 0x090000000851E43C                                       * 
* sqldcsl_fetchRow__FP8sqeAgentP8SQLD_TCBP12SQLD_TCB_CSLP16SQL * 
* DCSL                                                         * 
* _FETCH_CB + 0x470                                            * 
* [3] 0x0900000009A71D34                                       * 
* xmls_FetchRecord__FP11XMLSTORE_CBR8XMLS_XIDPPcPUsT4UcP13XMLS * 
* _WA_                                                         * 
* TOKENPP8SQLD_TCB + 0xBB0                                     * 
* [4] 0x09000000086CAE20                                       * 
* fetchTempNode__12XmlrnNodeMgrFP11XMLSTORE_CBP17xmlDataDescri * 
* ptor                                                         * 
* R8XMLS_XIDsRP9XmlrnNodePPcPUsP12XmlsNidStac                  * 
* kP13XMLS_WA_TOKENP8S + 0xEC                                  * 
* [5] 0x0900000009FA2A80                                       * 
* fetchNode__12XmlrnNodeMgrFP11XMLSTORE_CBP17xmlDataDescriptor * 
* R8XM                                                         * 
* LS_XIDR13XMLS_EXT_LXIDP12XmlsNidStackRP9Xml                  * 
* rnNodePUsP13XMLS_WA_ + 0x394                                 * 
* [6] 0x090000000AD1A76C                                       * 
* m_startNavOnContext__14XmlnvNavigatorFP17xmlDataDescriptorb  * 
* +                                                            * 
* 0x854                                                        * 
* [7] 0x090000000AD19E8C                                       * 
* openNavigator__14XmlnvNavigatorFP17xmlDataDescriptorP8sqlrr_ * 
* cb +                                                         * 
* 0x940                                                        * 
* [8] 0x090000000A12E7DC sqlriXMLScan__FP8sqlrr_cb + 0x294     * 
* [9] 0x090000000740F84C                                       * 
* sqlriSectInvoke__FP8sqlrr_cbP12sqlri_opparm + 0x658          * 
**************************************************************** 
* RECOMMENDATION:                                              * 
* Upgrade to V10.1 Fixpack 1                                   * 
****************************************************************
Local Fix:
available fix packs:
DB2 Version 10.1 Fix Pack 1 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 2 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 3 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 4 for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 3a for Linux, UNIX, and Windows
DB2 Version 10.1 Fix Pack 6 for Linux, UNIX, and Windows

Solution
First fixed in  V10.1 Fixpack 1
Workaround
not known / see Local fix
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
14.06.2012
31.12.2012
31.12.2012
Problem solved at the following versions (IBM BugInfos)
Problem solved according to the fixlist(s) of the following version(s)
10.1.0.1 FixList
10.5.0.1 FixList