Struggling with IDing a likely fungus

Matias

Been here much more than a while
Location
Butte County
I am trying to diagnose what I believe to be a fungal infection on a group of Q.suber (cork oak). The black staining is all the way up and down the trunk/stems, and seems to correlate with the sides that get the least airflow. Trees with buildings immediately west of them have the symptoms on the west side, while those with buildings on their east show symptoms on the east side. All of the ones in the courtyard have solid green foliage, though sparse, but the ones by the road look worse in the foliage and less bad on the trunk. One in particular by the road is yellowing badly, and has black spots on the leaves; maybe sooty mold, but doesn't look right either.

I tried various sites and Google lens to no avail. Anyone ever seen this one and get a god ID on it?

Edit: pictures not uploading. standby
 

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