clock_gettime(0x0, &(0x7f0000004340)) io_setup(0x6, &(0x7f00000043c0)=0x0) io_pgetevents(r0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000004500)={0x0}) openat$tcp_congestion(0xffffffffffffff9c, 0x0, 0x1, 0x0) mlockall(0x0)