.
Thread 6 (LWP 6512):
#0  0x00007f0e2570f05e in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 5 (LWP 6439):
#0  0x00007f0e2570f05e in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (LWP 6417):
#0  0x00007f0e260343cd in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (LWP 6415):
#0  0x00007f0e260343cd in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (LWP 6414):
#0  0x00007f0e260343cd in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (LWP 6363):
#0  0x000000000040c5e9 in ?? ()
No symbol table info available.
#1  0x0000000000000000 in ?? ()
No symbol table info available.