.
Thread 3 (Thread 0x7faaae0bd700 (LWP 2466)):
#0  0x00007faab25bc6d9 in poll () from /tmp/apport_sandbox_x6yxjuuc/lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007faab26e5e46 in ?? ()
No symbol table info available.
#2  0xffffffffffffffb0 in ?? ()
No symbol table info available.
#3  0x00000001592f0a40 in ?? ()
No symbol table info available.
#4  0x000000647fffffff in ?? ()
No symbol table info available.
#5  0xa5fec010b55c0800 in ?? ()
No symbol table info available.
#6  0x0000000000000031 in ?? ()
No symbol table info available.
#7  0x00005591c16f3160 in ?? ()
No symbol table info available.
#8  0x0000000000000001 in ?? ()
No symbol table info available.
#9  0x00007ffd592f09be in ?? ()
No symbol table info available.
#10 0x00007ffd592f09bf in ?? ()
No symbol table info available.
#11 0x00007ffd592f0a40 in ?? ()
No symbol table info available.
#12 0x00007faaae0bcc80 in ?? ()
No symbol table info available.
#13 0x00007faab26e5f6c in ?? ()
No symbol table info available.
#14 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7faaad8bc700 (LWP 2467)):
#0  0x00007faab25bc6d9 in poll () from /tmp/apport_sandbox_x6yxjuuc/lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007faab26e5e46 in ?? ()
No symbol table info available.
#2  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7faaafac5100 (LWP 2447)):
#0  0x00007faab270376a in ?? ()
No symbol table info available.
#1  0x00000000000002da in ?? ()
No symbol table info available.
#2  0x00007faab276e8fe in ?? ()
No symbol table info available.
#3  0x00007ffd592f0960 in ?? ()
No symbol table info available.
#4  0x00007faab26974a0 in ?? () from /tmp/apport_sandbox_x6yxjuuc/lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#5  0x00007ffd592f0720 in ?? ()
No symbol table info available.
#6  0x00007faaa4082c10 in ?? ()
No symbol table info available.
#7  0x000000000000005a in ?? ()
No symbol table info available.
#8  0x0000000000000000 in ?? ()
No symbol table info available.