In this scenario analog-output is considered a subset of analog-output-lfe-on-mono, which I guess it shouldn't be since the override-maps for "Master" are different between the two profiles. See https://bugs.launchpad.net/bugs/827393 in particular https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/827393/+attachment/2404188/+files/pulseverbose.log
Created attachment 56510 [details] [review] Patch to resolve the problem
Fixed. http://cgit.freedesktop.org/pulseaudio/pulseaudio/commit/?id=91b25005978d343a989c9485e226dc9a18a2fb28
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