r0 = openat$ptp0(0xffffffffffffff9c, &(0x7f0000000b40), 0x0, 0x0)
r1 = openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000b80)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0)
clock_gettime(0x0, &(0x7f0000000c40))
ppoll(&(0x7f0000000c00)=[{r0}, {r1, 0x4214}], 0x2, 0x0, 0x0, 0x0)