(gdb) t a a bt Thread 4 (Thread 1073822016 (LWP 4591)): #0 0x00002b105d32a231 in fmod () from /lib64/libpthread.so.0 #1 0x00000000004bfff0 in collection_thread (unused=) at collection.c:34 #2 0x00002b105d323143 in start_thread () from /lib64/libpthread.so.0 #3 0x00002b105d64974d in clone () from /lib64/libc.so.6 #4 0x0000000000000000 in ?? () Thread 3 (Thread 1075988800 (LWP 4592)): #0 0x00002b105d3271c6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00000000004c8fa5 in timedwait_signal_poll_cond (cond=0x2aaaaad36268, mutex=0x2aaaaad36240, timeout=0x1, alertable=-1) at handles.c:1413 #2 0x00000000004cb34d in _wapi_handle_timedwait_signal_handle (handle=, timeout=0x0, alertable=-1428987328) at handles.c:1493 #3 0x00000000004cbcab in WaitForSingleObjectEx (handle=0x404, timeout=4294967295, alertable=0) at wait.c:200 #4 0x000000000051d0a1 in finalizer_thread (unused=) at gc.c:819 #5 0x0000000000476a69 in start_wrapper (data=) at threads.c:313 #6 0x00000000004c41e3 in thread_start_routine (args=0x2aaaaadac618) at threads.c:253 #7 0x00000000004da0d2 in GC_start_routine (arg=) at pthread_support.c:1357 #8 0x00002b105d323143 in start_thread () from /lib64/libpthread.so.0 #9 0x00002b105d64974d in clone () from /lib64/libc.so.6 #10 0x0000000000000000 in ?? () Thread 2 (Thread 1078221120 (LWP 4593)): #0 0x00002b105d329548 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00002b105d32c290 in fmod () from /lib64/libpthread.so.0 #2 0xffffffffffffffff in ?? () #3 0x00002b105d3258ec in fmod () from /lib64/libpthread.so.0 #4 0x000000000088c8a0 in ?? () #5 0x00000000007e1ff8 in ?? () #6 0x00000000006f0930 in ?? () #7 0x0000000000887398 in ?? () #8 0x0000000040241dd0 in ?? () #9 0x0000000040241d73 in ?? () #10 0x0000000000710970 in ?? () #11 0x0000000000712dd8 in ?? () #12 0x0000000040241d50 in ?? () #13 0x00002b105d1cf7b9 in g_str_equal () from /opt/gnome/lib64/libglib-2.0.so.0 #14 0x00000000004e7275 in mono_icall_get_wrapper (callinfo=0x6ccc48) at mini.c:7804 #15 0x0000000000000000 in ?? () Thread 1 (Thread 47349287861024 (LWP 4590)): #0 0x00002b105d329548 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0 #1 0x00002b105d32c290 in fmod () from /lib64/libpthread.so.0 ---Type to continue, or q to quit--- #2 0x0000000000876098 in ?? () #3 0x00002b105d3258ec in fmod () from /lib64/libpthread.so.0 #4 0x0000000000000028 in ?? () #5 0x00002b105d3252a0 in fmod () from /lib64/libpthread.so.0 #6 0x000000000077db10 in ?? () #7 0x00002b105d1b2861 in g_list_prepend () from /opt/gnome/lib64/libglib-2.0.so.0 #8 0x0000000000463e92 in mono_mb_add_data (mb=, data=0x0) at marshal.c:1146 #9 0x00000000006f6080 in ?? () #10 0x00000000006f6080 in ?? () #11 0x0000000000493c1e in mono_loader_unlock () at loader.c:1766 #12 0x00000000008760a8 in ?? () #13 0x000000000073bff0 in ?? () #14 0x00000000008760a8 in ?? () #15 0x000000000073bff0 in ?? () #16 0x000000000047141e in mono_marshal_get_native_wrapper (method=0x73bff0) at marshal.c:2715 #17 0x00000000004f8ba6 in mono_method_to_ir (cfg=0x2aaaab800d90, method=0x739d78, start_bblock=0x2aaaab801130, end_bblock=0x2aaaab801238, locals_offset=2, return_var=0x0, dont_inline=0x77e2a8, inline_args=0x0, inline_offset=0, is_virtual_call=0) at mini.c:4564 #18 0x0000000000502485 in mini_method_compile (method=0x739d78, opts=1, domain=, run_cctors=, compile_aot=, parts=0) at mini.c:10247 #19 0x0000000000503cba in mono_jit_compile_method (method=0x739d78) at mini.c:10612 #20 0x000000000043f9c9 in mono_magic_trampoline (regs=0x7fff4dd466f8, code=0x0, m=0x2, tramp=0xffffffffffffffff
) at mini-trampolines.c:27 #21 0x000000004000013a in ?? () #22 0x00002aaaab6bc100 in ?? () #23 0x000000000043fad0 in mono_magic_trampoline (regs=, code=0x2aaaab62a708 "HS\200", m=, tramp=) at mini-trampolines.c:58 #24 0x000000004000013a in ?? () #25 0x00002aaaab62a708 in ?? () #26 0x000000004000013a in ?? () #27 0x0000000000000000 in ?? () #0 0x00002b105d329548 in __lll_mutex_lock_wait () from /lib64/libpthread.so.0