(gdb) thread apply all bt

Thread 7 (Thread 0x7f92c489f710 (LWP 10020)):
#0  pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00000000005c85c3 in ?? ()
#2  0x00000000005c418d in ?? ()
#3  0x00000000005c93cc in ?? ()
#4  0x00007f92c50da9ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
#5  0x00007f92c4bb46fd in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 6 (Thread 0x7f92c409e710 (LWP 10021)):
#0  pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00000000005c85c3 in ?? ()
#2  0x00000000005c418d in ?? ()
#3  0x00000000005c93cc in ?? ()
#4  0x00007f92c50da9ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
#5  0x00007f92c4bb46fd in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7f92c389d710 (LWP 10022)):
#0  pthread_cond_wait@@GLIBC_2.3.2 ()
    at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00000000005c85c3 in ?? ()
#2  0x00000000005c418d in ?? ()
#3  0x00000000005c93cc in ?? ()
#4  0x00007f92c50da9ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
#5  0x00007f92c4bb46fd in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7f92c5c2b710 (LWP 10025)):
#0  0x00007f92c50e311d in nanosleep () at ../sysdeps/unix/syscall-template.S:82
#1  0x0000000000595a32 in ?? ()
#2  0x00007f92c50da9ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
#3  0x00007f92c4bb46fd in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#4  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7f92c212e710 (LWP 10026)):
#0  sem_wait () at ../nptl/sysdeps/unix/sysv/linux/x86_64/sem_wait.S:86
#1  0x00000000005acc38 in mono_sem_wait ()
#2  0x00000000004fc1ca in ?? ()
#3  0x000000000051dfd8 in ?? ()
#4  0x000000000059da53 in ?? ()
#5  0x00000000005c9aa1 in ?? ()
#6  0x00007f92c50da9ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
#7  0x00007f92c4bb46fd in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f92c1f1d710 (LWP 10027)):
#0  0x00007f92c50e2d3c in __libc_recv (fd=3, buf=<value optimized out>, 
    n=<value optimized out>, flags=<value optimized out>)
    at ../sysdeps/unix/sysv/linux/x86_64/recv.c:34
#1  0x00000000004a23ae in ?? ()
#2  0x00000000004add63 in ?? ()
#3  0x000000000059da53 in ?? ()
#4  0x00000000005c9aa1 in ?? ()
#5  0x00007f92c50da9ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
#6  0x00007f92c4bb46fd in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f92c5dde740 (LWP 10019)):
#0  0x0000000000487be1 in ?? ()
#1  0x00000000004d4bcf in ?? ()
#2  <signal handler called>
#3  0x00007f92c4bf6acb in __strstr_sse42 (
    s1=0x5f4054 "runtime_invoke_reset_abort", s2=0x5d29f1 "ves_array_new_va_")
    at ../sysdeps/x86_64/multiarch/strstr.c:286
#4  0x000000000041ac23 in ?? ()
#5  0x000000000041e25d in ?? ()
#6  0x000000000041edf2 in ?? ()
#7  0x000000000041f7ad in ?? ()
#8  0x000000000041ff8b in ?? ()
#9  0x000000000052712b in mono_runtime_invoke ()
#10 0x00000000004a6149 in ?? ()
#11 0x00000000004a6748 in ?? ()
#12 0x00000000004a7205 in ?? ()
#13 0x00000000004a8032 in ?? ()
#14 0x0000000040b82f50 in ?? ()
#15 0x0000000000000000 in ?? ()