r0 = socket$nl_xfrm(0x10, 0x3, 0x6)
getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000000)={0x0, <r1=>0x0}, &(0x7f0000000040)=0x5)
setuid(r1)
openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000001b00), 0x1, 0x0)