StacktraceTop: pthread_mutex_lock () from /lib/libpthread.so.0 px_proxy_factory_get_proxies (self=0xe001dd60, ffi_call_unix64 () ffi_call () _CallProc (pProc=<value optimized out>,
StacktraceTop: .so.0 factory_ get_proxies (self=0xe001dd60,
pthread_mutex_lock () from /lib/libpthread
px_proxy_
ffi_call_unix64 ()
ffi_call ()
_CallProc (pProc=<value optimized out>,