- siginfo_t si = {
- .si_signo = sig,
- .si_code = -1,
- .si_value = value,
- };
- return syscall3(__NR_rt_sigqueueinfo, pid, sig, (long)&si);
+ siginfo_t si;
+ sigset_t set;
+ int r;
+ memset(&si, 0, sizeof si);
+ si.si_signo = sig;
+ si.si_code = SI_QUEUE;
+ si.si_value = value;
+ si.si_uid = getuid();
+ pthread_sigmask(SIG_BLOCK, (void *)(uint64_t[1]){-1}, &set);
+ si.si_pid = getpid();
+ r = syscall(SYS_rt_sigqueueinfo, pid, sig, &si);
+ pthread_sigmask(SIG_SETMASK, &set, 0);
+ return r;