stub_syscall3
res = stub_syscall3(__NR_futex, (unsigned long)&d->futex,
res = stub_syscall3(__NR_recvmsg, 0, (unsigned long)&msghdr, 0);
if (stub_syscall3(__NR_seccomp, SECCOMP_SET_MODE_FILTER,
res = stub_syscall3(__NR_read, 0,
stub_syscall3(__NR_fcntl, 0, F_SETFL, O_NONBLOCK);
res = stub_syscall3(__NR_close_range, 1, ~0U, 0);
if (stub_syscall3(__NR_close_range, 1, ~0U, 0))