Program received signal SIGPIPE, Broken pipe.
[Switching to Thread 0x828d200 (LWP 100039)]
0x2825e52b in pthread_testcancel () from /usr/lib/libpthread.so.2
(gdb) backtrace
#0  0x2825e52b in pthread_testcancel () from /usr/lib/libpthread.so.2
#1  0x2824bb75 in sigaction () from /usr/lib/libpthread.so.2
#2  0x2824be61 in sigaction () from /usr/lib/libpthread.so.2
#3  0x2824c640 in sigaction () from /usr/lib/libpthread.so.2
#4  0x2824c7ec in sigaction () from /usr/lib/libpthread.so.2
#5  0x28256e3c in pthread_mutexattr_init () from /usr/lib/libpthread.so.2
#6  0x2821c460 in ?? ()