This statement likely comes as no surprise to you. From Sony Japan (translated):
Dear customers
Notice regarding supply of FE 70-200mm F2.8 GM OSS II "SEL70200GM2" lens for digital single-lens camera a [E mount]
Thank you for your continued patronage of Sony products.
Reservation started on October 26, 2021 (Tuesday) Digital single-lens camera a [E mount] lens FE 70-200mm F2.8 GM OSS II "SEL70200GM2" orders far exceeded our expectations It may take some time before the product is delivered.
We are currently making every effort to meet the needs of our customers, so please wait for a while.
Orders
The Sony FE 70-200mm F2.8 GM OSS II Lens is expected to begin shipping on Dec 16th. However, it is expected to be hard to get for a long time. Getting in line ASAP is a good plan for those wanting to add this lens to their kit.
Order this lens from B&H | Adorama | Amazon USA | WEX