Using host libthread_db library "/lib/tls/libthread_db.so.1".
Core was generated by `postgres: merck exp [local] idle              '.
Program terminated with signal 11, Segmentation fault.
#0  0x00360042 in _dl_close () from /lib/tls/libc.so.6
#0  0x00360042 in _dl_close () from /lib/tls/libc.so.6
#1  0x0095b06c in dlclose_doit () from /lib/libdl.so.2
#2  0x004bf8c6 in _dl_catch_error_internal () from /lib/ld-linux.so.2
#3  0x0095b4b6 in _dlerror_run () from /lib/libdl.so.2
#4  0x0095b032 in dlclose () from /lib/libdl.so.2
#5  0x00181893 in DynDll::Unload () from /usr/local/lib/libpcmsrv.so
#6  0x00181682 in DynDll::~DynDll$base () from /usr/local/lib/libpcmsrv.so
#7  0x00183718 in PCMSGetDefaultRegion () from /usr/local/lib/libpcmsrv.so
#8  0x0027b8f3 in exit () from /lib/tls/libc.so.6
#9  0x0816ceda in proc_exit (code=0) at ipc.c:114
#10 0x0817a235 in PostgresMain (argc=4, argv=0x8f93b58, 
    username=0x8f93ac8 "merck") at postgres.c:3063
#11 0x08153c90 in BackendFork (port=0x8fa6aa0) at postmaster.c:2564
#12 0x08153683 in BackendStartup (port=0x8fa6aa0) at postmaster.c:2207
#13 0x08151be8 in ServerLoop () at postmaster.c:1119
#14 0x081512ae in PostmasterMain (argc=5, argv=0x8f92688) at postmaster.c:897
#15 0x08121163 in main (argc=5, argv=0xfeff9e44) at main.c:214