Обсуждение: BUG #7667: Segmentation fault

The following bug has been logged on the website:

Bug reference:      7667
Logged by:          Jacek Domagalski
Email address:      j.domagalski@bsskierniewice.pl
PostgreSQL version: 9.2.1
Operating system:   OracleLinux6 x64, Windows Server 2008 R2 x64
Description:        =


When I execute SQL Query server crash with Code 11 Segmentation fault. I
tried two diffrents environments (Oracle Linux on Vsphere and Windows 2008
Server),database restored from backup, and got the same error. Previous
version 9.0 was OK with this database and query.

On 16-11-2012 12:16, j.domagalski@bsskierniewice.pl wrote:
> When I execute SQL Query server crash with Code 11 Segmentation fault. I
> tried two diffrents environments (Oracle Linux on Vsphere and Windows 2008
> Server),database restored from backup, and got the same error. Previous
> version 9.0 was OK with this database and query.
>
Could you provide additional details [1] and a reproducible test case?


[1] http://wiki.postgresql.org/wiki/Guide_to_reporting_problems


--
   Euler Taveira de Oliveira - Timbira       http://www.timbira.com.br/
   PostgreSQL: Consultoria, Desenvolvimento, Suporte 24x7 e Treinamento

On 17-11-2012 07:03, Jacek Domagalski wrote:

[keep the list CC'ed]

> Scenario to produce error.
>
> 1. OS - Windows 7 x64 PL, Regional settings in regional.jpg
> 2. Installation of postgres-server (postgresql-9.2.1-1-windows-x64.exe) with default settings
> 3. DB scheme in up.backup
> 4. Query in error_query.sql
>
I can confirm that that bug is in 9.2.1 but I couldn't reproduce it in
REL9_2_STABLE. It seems a bug in the planner that what fixed a few days ago.
Could you test it in REL9_2_STABLE [1]?

Just to be archived the backtrace is:

Core was generated by `postgres: euler bug [local] SEL'.
Program terminated with signal 11, Segmentation fault.
#0  examine_simple_variable (vardata=0x7fff864ebaa0, root=<optimized out>,
    var=<optimized out>) at selfuncs.c:4531
4531    selfuncs.c: Arquivo ou diretório não encontrado.
(gdb) bt
#0  examine_simple_variable (vardata=0x7fff864ebaa0, root=<optimized out>,
    var=<optimized out>) at selfuncs.c:4531
#1  examine_variable (root=root@entry=0x145b8d0, node=<optimized out>,
    varRelid=varRelid@entry=0, vardata=vardata@entry=0x7fff864ebaa0)
    at selfuncs.c:4308
#2  0x00000000006c5d98 in get_restriction_variable (varonleft=<optimized out>,
    other=<optimized out>, vardata=0x7fff864ebaa0, varRelid=0,
    args=<optimized out>, root=0x145b8d0) at selfuncs.c:4173
#3  get_restriction_variable (root=0x145b8d0, args=<optimized out>,
    varRelid=0, vardata=0x7fff864ebaa0, other=<optimized out>,
    varonleft=<optimized out>) at selfuncs.c:4154
#4  0x00000000006c5edf in scalargtsel (fcinfo=<optimized out>)
    at selfuncs.c:1050
#5  0x000000000072030d in OidFunctionCall4Coll (functionId=<optimized out>,
    collation=collation@entry=0, arg1=arg1@entry=21346512,
    arg2=arg2@entry=419, arg3=arg3@entry=21490216, arg4=arg4@entry=0)
    at fmgr.c:1682
#6  0x0000000000606f54 in restriction_selectivity (root=root@entry=0x145b8d0,
    operatorid=419, args=0x147ea28, inputcollid=0, varRelid=varRelid@entry=0)
    at plancat.c:1026
#7  0x00000000005da2b0 in clause_selectivity (root=root@entry=0x145b8d0,
    clause=0x147eac8, clause@entry=0x1485490, varRelid=varRelid@entry=0,
    jointype=jointype@entry=JOIN_INNER, sjinfo=sjinfo@entry=0x0)
    at clausesel.c:668
#8  0x00000000005da48c in clauselist_selectivity (root=root@entry=0x145b8d0,
    clauses=<optimized out>, varRelid=varRelid@entry=0,
    jointype=jointype@entry=JOIN_INNER, sjinfo=sjinfo@entry=0x0)
    at clausesel.c:123
#9  0x00000000005d9ed5 in clause_selectivity (root=root@entry=0x145b8d0,
    clause=0x1485ec0, varRelid=varRelid@entry=0,
    jointype=jointype@entry=JOIN_INNER, sjinfo=sjinfo@entry=0x0)
    at clausesel.c:623
#10 0x00000000005da177 in clause_selectivity (root=root@entry=0x145b8d0,
    clause=<optimized out>, clause@entry=0x1485f40, varRelid=varRelid@entry=0,
    jointype=jointype@entry=JOIN_INNER, sjinfo=sjinfo@entry=0x0)
    at clausesel.c:642
#11 0x00000000005e73a6 in create_or_index_quals (root=root@entry=0x145b8d0,
    rel=rel@entry=0x14803c0) at orindxpath.c:176
#12 0x00000000005d8bac in set_plain_rel_size (rel=0x14803c0, root=0x145b8d0,
    rte=<optimized out>) at allpaths.c:364
#13 set_rel_size (root=root@entry=0x145b8d0, rel=0x14803c0, rti=rti@entry=1,
    rte=0x1458b90) at allpaths.c:250
#14 0x00000000005d9c5a in set_base_rel_sizes (root=<optimized out>)
    at allpaths.c:175
#15 make_one_rel (root=root@entry=0x145b8d0, joinlist=joinlist@entry=0x14827c8)
    at allpaths.c:133
#16 0x00000000005f0b6e in query_planner (root=root@entry=0x145b8d0,
    tlist=tlist@entry=0x147ad68, tuple_fraction=0,
    tuple_fraction@entry=<error reading variable: Could not find type for
DW_OP_GNU_const_type>, limit_tuples=-1,
    cheapest_path=cheapest_path@entry=0x7fff864ec3c0,
    sorted_path=sorted_path@entry=0x7fff864ec3c8,
    num_groups=num_groups@entry=0x7fff864ec3b8) at planmain.c:259
#17 0x00000000005f2488 in grouping_planner (root=root@entry=0x145b8d0,
    tuple_fraction=0,
    tuple_fraction@entry=<error reading variable: Could not find type for
DW_OP_GNU_const_type>) at planner.c:1221
#18 0x00000000005f4421 in subquery_planner (glob=glob@entry=0x1399898,
    parse=parse@entry=0x1458a80, parent_root=parent_root@entry=0x0,
    hasRecursion=hasRecursion@entry=0 '\000', tuple_fraction=0,
    subroot=subroot@entry=0x7fff864ec558) at planner.c:525
#19 0x00000000005f46d7 in standard_planner (parse=0x1458a80, cursorOptions=0,
    boundParams=0x0) at planner.c:196
#20 0x00000000006563bc in pg_plan_query (querytree=<optimized out>,
    cursorOptions=cursorOptions@entry=0, boundParams=boundParams@entry=0x0)
    at postgres.c:751
#21 0x00000000006564b4 in pg_plan_queries (querytrees=<optimized out>,
    cursorOptions=cursorOptions@entry=0, boundParams=boundParams@entry=0x0)
    at postgres.c:810
#22 0x0000000000656cc2 in exec_simple_query (
    query_string=0x141ac30

"SELECT\n\t\t\t\t\t\t\t\"hlpIssue\".*,\n\t\t\t\t\t\t\t\"LastModifyTimeSet\".\"LastModifyTime\"\n\t\t\t\t\t\tFROM\n\t\t\t\t\t\t\t\"hlpIssue\"
LEFT OUTER

JOIN\n\t\n\t\t\t\t\t\t(SELECT\n\t\t\t\t\t\t\t\"hlpIssueChange\".\"IdIssue\",\n\t\t\t\t\t\t\tMAX(\"hlpIssueChange\".\"Mod"...)
    at postgres.c:975
#23 PostgresMain (argc=<optimized out>, argv=argv@entry=0x1373eb0,
    username=<optimized out>) at postgres.c:3968
#24 0x00000000006184c0 in BackendRun (port=0x1399960) at postmaster.c:3619
#25 BackendStartup (port=0x1399960) at postmaster.c:3304
#26 ServerLoop () at postmaster.c:1367
#27 0x000000000061909c in PostmasterMain (argc=argc@entry=1,
    argv=argv@entry=0x1371df0) at postmaster.c:1127
#28 0x0000000000464b9d in main (argc=1, argv=0x1371df0) at main.c:199


[1]
http://git.postgresql.org/gitweb/?p=postgresql.git;a=snapshot;h=refs/heads/REL9_2_STABLE;sf=tgz


--
   Euler Taveira de Oliveira - Timbira       http://www.timbira.com.br/
   PostgreSQL: Consultoria, Desenvolvimento, Suporte 24x7 e Treinamento

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