https://bugzilla.kernel.org/show_bug.cgi?id=75241
--- Comment #3 from Clemens Ladisch clemens@ladisch.de --- 3.14: 16205, pll dividers - fb: 135.8 ref: 2, post 6
With the patch: 162000 - 161990, pll dividers - fb: 271.5 ref: 4, post 6
And the patch indeed fixes this.