Description of problem:
Program terminated in gdb when receive signal.


Version-Release number of selected component (if applicable):
gdb-6.6-15.fc7rh

How reproducible:
I uploaded sample program at http://ftp.mizi.com/~ganadist/pipetest.tgz and
build it first.

and run with gdb


Steps to Reproduce:
1. run gdb with sample program
2.
3.
  
Actual results:
$ gdb ./pipe
GNU gdb Red Hat Linux (6.6-15.fc7rh)
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i386-redhat-linux-gnu"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) b main
Breakpoint 1 at 0x80488de: file pipe.c, line 34.
(gdb) r
Starting program: /home/megamino/cvs/prizm/wipi/wipi_lgtel/src/test/pipe

Breakpoint 1, main () at pipe.c:34
34          pipe(p);
(gdb) n
35          io_init();
(gdb)
36          io_register(p[0], pipe_read_cb, &p);
(gdb)
37          char * m = "helloworld";
(gdb)
38          write(p[1], m, 11);
(gdb)

Program terminated with signal SIGIO, I/O possible.
The program no longer exists.

Expected results:
$ gdb ./pipe 
GNU gdb 6.6
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "i686-pc-linux-gnu"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) b main
Breakpoint 1 at 0x804893e: file pipe.c, line 34.
(gdb) r
Starting program: /home/ganadist/cvs/ganadist/unixsocket/pipe 

Breakpoint 1, main () at pipe.c:34
34          pipe(p);
(gdb) n
35          io_init();
(gdb) 
36          io_register(p[0], pipe_read_cb, &p);
(gdb) 
37          char * m = "helloworld";
(gdb) 
38          write(p[1], m, 11);
(gdb) 
fd: 6, code: 1
68656c
callback completed
41              sleep(1);

Additional info:
I tested this problem in Fedora Core 7, Gentoo (linux 2.6.23-rc4, gdb 6.6) and
Ubuntu gutsy(linux -2.6.22-11-generic gdb 6.6-debian). but It occur in Fedora
core 7 only