. Thread 4 (process 6852): #0 0x00002ae57aca9881 in ?? () from /lib/libpthread.so.0 #1 0x00000000004e7feb in ?? () #2 0x00000000004e837a in ?? () #3 0x00000000004e81cb in ?? () #4 0x00000000004f90f0 in ?? () #5 0x00000000004b2282 in ?? () #6 0x0000000041d71b56 in ?? () #7 0x00007fff30addb10 in ?? () #8 0xffffffffffffffff in ?? () #9 0x00002aaaaaacd8a0 in ?? () #10 0x000000000084d120 in ?? () #11 0x00000000004e9566 in ?? () #12 0x000000004001a389 in ?? () #13 0x00007fff30addc40 in ?? () #14 0xaaadafa000000000 in ?? () #15 0x0000000000002aaa in ?? () #16 0x0000000000851640 in ?? () #17 0x00007fff30addd80 in ?? () #18 0x0000000000000000 in ?? () . Thread 3 (process 6854): #0 0x00002ae57aca6796 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #1 0x00000000004e80d7 in ?? () #2 0x00000000004e8405 in ?? () #3 0x00000000004e81cb in ?? () #4 0x00000000004f90f0 in ?? () #5 0x000000000049ace7 in ?? () #6 0x00000000004b2f3c in ?? () #7 0x00000000004f7626 in ?? () #8 0x0000000000513857 in ?? () #9 0x00002ae57aca22a5 in start_thread () from /lib/libpthread.so.0 #10 0x00002ae57b2095dd in clone () from /lib/libc.so.6 #11 0x0000000000000000 in ?? () . Thread 2 (process 6856): #0 0x00002ae57aca9881 in ?? () from /lib/libpthread.so.0 #1 0x00000000004f8372 in ?? () #2 0x00000000004b2be4 in ?? () #3 0x00000000404ba21a in ?? () #4 0x08c9336b990df02a in ?? () #5 0x0000000000953a80 in ?? () #6 0xffffffd61729f800 in ?? () #7 0x000000000b9aa032 in ?? () #8 0x00000000404ba1cb in ?? () #9 0x00002aaaaf5e49a0 in ?? () #10 0x00000000406c5c90 in ?? () #11 0x00000000406c5b70 in ?? () #12 0x00000000406c5c40 in ?? () #13 0x00000000000080bc in ?? () #14 0x00002aaaaf5e49a0 in ?? () #15 0x0000000000000bb8 in ?? () #16 0x00000000406c5c90 in ?? () #17 0x00000000404ba15b in ?? () #18 0x00002aaaaf5e49a0 in ?? () #19 0x00002aaab4344d98 in ?? () #20 0x08c9336b8d734ff8 in ?? () #21 0x00000000404b8976 in ?? () #22 0x0000000000000000 in ?? () . Thread 1 (process 6853): #0 0x000000000042ab76 in ?? () #1 0x000000000053dcfa in ?? () #2 0x000000000053f65d in ?? () #3 0x00000000005402a7 in ?? () #4 0x000000000054091a in ?? () #5 0x00000000005409f5 in ?? () #6 0x0000000000485dcf in mono_compile_method () #7 0x000000000046953a in ?? () #8 0x000000004000013a in ?? () #9 0x0000000000000000 in ?? ()