r0 = openat$tcp_congestion(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0x0, 0x0)
write$tcp_congestion(r0, &(0x7f00000001c0)='reno\x00', 0x5)
sendfile(r0, r1, 0x0, 0xdd7b)