Re: Troubleshooting cored dumps

On Fri, 19 Apr 2002, Francisco Reyes wrote:

> It turns out that it was psql that crashed.
>
> bestpal:~/sql>gdb /usr/local/bin/psql psql.core
> no debugging symbols found)...
> Core was generated by `psql'.
> Program terminated with signal 11, Segmentation fault.
> Reading symbols from /usr/local/lib/libpq.so.2...(no debugging symbols
> found)...done.
> Reading symbols from /usr/local/lib/libgnugetopt.so.1...(no debugging
> symbols found)...done.
> Reading symbols from /usr/lib/libssl.so.2...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libcrypto.so.2...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libz.so.2...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libcrypt.so.2...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libm.so.2...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libutil.so.3...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libreadline.so.4...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libc.so.4...(no debugging symbols
> found)...done.
> Reading symbols from /usr/lib/libncurses.so.5...(no debugging symbols
> found)...done.
> Reading symbols from /usr/libexec/ld-elf.so.1...(no debugging symbols
> found)...done.
> #0  0x28088fec in appendPQExpBufferStr () from /usr/local/lib/libpq.so.2
> (gdb) where
> #0  0x28088fec in appendPQExpBufferStr () from /usr/local/lib/libpq.so.2
> #1  0x28084dfa in PQexec () from /usr/local/lib/libpq.so.2
> #2  0x804d6e3 in PQclientEncoding ()
> #3  0x804f09e in PQclientEncoding ()
> #4  0x80504e8 in PQclientEncoding ()
> #5  0x804a125 in PQclientEncoding ()

I'd look at what you're passing to PQexec.  Perhaps a null pointer or
something?

Vince.
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