.
Thread 3 (LWP 2228):
#0  0x00007f807612e773 in ?? ()
No symbol table info available.
Cannot access memory at address 0x7f806f1bbb80
.
Thread 2 (LWP 2230):
#0  0x00007f807612e773 in ?? ()
No symbol table info available.
Cannot access memory at address 0x7f806dfb0b80
.
Thread 1 (LWP 2216):
#0  0x0000000000486d44 in ?? ()
No symbol table info available.
Cannot access memory at address 0x7fff3ddca2b8