Many thanks for confirming this problem. I was worried that there might be something wrong with the server, instead of with the Linux client.
In the meantime, I have posted about this to the <email address hidden> mailing list, so at least some people there are already aware:
SMB 1.0 broken between Kernel versions 6.2 and 6.5 https://<email address hidden>/T/#t
Many thanks for confirming this problem. I was worried that there might be something wrong with the server, instead of with the Linux client.
In the meantime, I have posted about this to the <email address hidden> mailing list, so at least some people there are already aware:
SMB 1.0 broken between Kernel versions 6.2 and 6.5
https://<email address hidden>/T/#t