r0 = epoll_create(0x7ffd) r1 = socket$inet6_udplite(0xa, 0x2, 0x88) r2 = epoll_create(0x7ffd) r3 = socket$inet6_udplite(0xa, 0x2, 0x88) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, r3, &(0x7f0000000080)={0x60002004}) dup2(r2, r0) epoll_ctl$EPOLL_CTL_ADD(r0, 0x1, r1, &(0x7f0000000080)={0x60002004}) epoll_pwait(r2, &(0x7f0000000000)=[{}, {}], 0x2, 0x0, 0x0, 0x0)