[BUGS] BUG #14735: A core dumpe is reported in the source of PostgreSQL

The following bug has been logged on the website:

Bug reference:      14735
Logged by:          ayi zhou
Email address:      ayi_zhou@aliyun.com
PostgreSQL version: Unsupported/Unknown
Operating system:   centos66-2 2.6.32-504.el6.x86_64
Description:

PostgreSQL version:  8.4.20-6.el6.x86_64
OS: centos66-2 2.6.32-504.el6.x86_64

Here is the core dump information: 

#0  0x00007f4ba2bd0569 in tcmalloc::CentralFreeList::FetchFromSpans() ()
from /usr/lib64/libtcmalloc.so.4
#1  0x00007f4ba2bd0ae7 in tcmalloc::CentralFreeList::RemoveRange(void**,
void**, int) () from /usr/lib64/libtcmalloc.so.4
#2  0x00007f4ba2bd48b5 in
tcmalloc::ThreadCache::FetchFromCentralCache(unsigned long, unsigned long)
() from /usr/lib64/libtcmalloc.so.4
#3  0x00007f4ba2be2b5b in tc_malloc () from /usr/lib64/libtcmalloc.so.4
#4  0x00007f4ba18b98c8 in PQmakeEmptyPGresult () from
/usr/lib64/libpq.so.5
#5  0x00007f4ba18c25fe in ?? () from /usr/lib64/libpq.so.5
#6  0x00007f4ba18ba488 in PQgetResult () from /usr/lib64/libpq.so.5
#7  0x00007f4ba18ba758 in ?? () from /usr/lib64/libpq.so.5
#8  0x0000000000466fd9 in executeDatabaseStatementScalar
(statement=Unhandled dwarf expression opcode 0xf3
)

thanks for your help inadvance!

Regards
ayi Zhou




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