syz_io_uring_setup(0x773f, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x2}, &(0x7f0000ffd000/0x1000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0)
r0 = socket$inet(0x2, 0xa, 0x0)
ioctl$sock_inet_SIOCGIFNETMASK(r0, 0x8916, &(0x7f00000001c0)={'syz_tun\x00', {0x2, 0x0, @empty}})