Re: [Postgres-xc-developers] prepare statement bug

[xiong w. <wan...@gm...>]

Hi Michael,

Program terminated with signal 11, Segmentation fault.
[New process 13307]
#0  0x00000000007984e2 in MemoryContextStrdup (context=0x19dac58,
string=0x0) at mcxt.c:659
659  Size  len = strlen(string) + 1;
(gdb) bt
#0  0x00000000007984e2 in MemoryContextStrdup (context=0x19dac58,
string=0x0) at mcxt.c:659
#1  0x00000000005c708b in pgxc_planner (query=0x19bc010, cursorOptions=0,
boundParams=0x0) at planner.c:2567
#2  0x00000000006263cb in planner (parse=0x19bc010, cursorOptions=0,
boundParams=0x0) at planner.c:132
#3  0x00000000006887e7 in pg_plan_query (querytree=0x19bc010,
cursorOptions=0, boundParams=0x0) at postgres.c:744
#4  0x0000000000688895 in pg_plan_queries (querytrees=0x19bc940,
cursorOptions=0, boundParams=0x0) at postgres.c:803
#5  0x000000000054f16b in PrepareQuery (stmt=0x199f4f0,
    queryString=0x199e890 "prepare a(int) as insert into t values($1);") at
prepare.c:148
#6  0x0000000000690958 in ProcessUtility (parsetree=0x199f4f0,
    queryString=0x199e890 "prepare a(int) as insert into t values($1);",
params=0x0, isTopLevel=1 '\001',
    dest=0x199f830, completionTag=0x7fff7014f9e0 "") at utility.c:717
#7  0x000000000068f19b in PortalRunUtility (portal=0x19fce80,
utilityStmt=0x199f4f0, isTopLevel=1 '\001',
    dest=0x199f830, completionTag=0x7fff7014f9e0 "") at pquery.c:1210
#8  0x000000000068f310 in PortalRunMulti (portal=0x19fce80, isTopLevel=1
'\001', dest=0x199f830, altdest=0x199f830,
    completionTag=0x7fff7014f9e0 "") at pquery.c:1315
#9  0x000000000068e99b in PortalRun (portal=0x19fce80,
count=9223372036854775807, isTopLevel=1 '\001',
    dest=0x199f830, altdest=0x199f830, completionTag=0x7fff7014f9e0 "") at
pquery.c:837
#10 0x0000000000688c76 in exec_simple_query (query_string=0x199e890 "prepare
a(int) as insert into t values($1);")
    at postgres.c:1053
#11 0x000000000068cbe4 in PostgresMain (argc=4, argv=0x18fa170,
username=0x18fa130 "postgres") at postgres.c:3766
#12 0x00000000006555da in BackendRun (port=0x1903480) at postmaster.c:3607
#13 0x0000000000654b37 in BackendStartup (port=0x1903480) at
postmaster.c:3216
#14 0x0000000000651f02 in ServerLoop () at postmaster.c:1445
#15 0x00000000006516a8 in PostmasterMain (argc=7, argv=0x18f8700) at
postmaster.c:1098
#16 0x00000000005d8f47 in main (argc=7, argv=0x18f8700) at main.c:188

Regards,
Benny
2010/12/1 Michael Paquier <mic...@gm...>

> Could you compile with debug mode allowed (--enable-debug when launching
> ./configure)?
> This will help developers tracking easily the error that happened.
>
> Thanks,
> --
> Michael Paquier
> http://michaelpq.users.sourceforge.net
>
>