r0 = socket$inet6_udp(0xa, 0x2, 0x0)
stat(&(0x7f0000001cc0)='.\x00', &(0x7f0000001c00)={0x0, 0x0, 0x0, 0x0, <r1=>0x0})
setresuid(0x0, r1, 0x0)
ioctl$sock_ipv6_tunnel_SIOCDELPRL(r0, 0x89f6, &(0x7f0000000080)={'sit0\x00', 0x0})