after traveling through newly created portal,
when returning from nether, new overworld portal is created instead of linking to the initial one
notes:
the distance from the portals in overworld is substantial - 100+ blocks
even if the the generated portal in overworld is destroyed, subsequent travel generates new overworld portal near it.
happened in multiple diff worlds/seeds
Related issues
Comments

Thank you for your report!
We're tracking this issue in MC-1403, so this ticket is being resolved and linked as a duplicate.
That ticket has already been resolved as working as intended, which means this is not considered a bug and won't be fixed. Please do not leave a comment on the linked ticket.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
Duplicate of MC-1403.