When running  gnus-article-browse-html-article  on certain emails, I get
the following error:

,----
| Debugger entered--Lisp error: (error "Stack overflow in regexp matcher")
|   re-search-forward("<meta\\s-+http-equiv=[\"']?content-type[\"']?\\s-+content=[\"']text/\\(\\sw+\\)\\(?:;\\s-*charset=\\(.+\\)\\)?[\"'][^>]*>" nil t)
|   mm-add-meta-html-tag((#<buffer  *mm*-948779> ("text/html" (charset . "UTF-8")) quoted-printable nil nil nil nil "html-body") "UTF-8" nil)
|   gnus-article-browse-html-parts((#("multipart/alternative" 0 21 (boundary "----=_Part_39782143_1162893180.1402406867575" buffer #<buffer  *mm*-814744> from "groups-noreply@linkedin.com" start nil)) (#<buffer  *mm*-829729> ("text/plain" (charset . "UTF-8")) quoted-printable nil ("inline") nil nil "text-body") (#<buffer  *mm*-948779> ("text/html" (charset . "UTF-8")) quoted-printable nil nil nil nil "html-body")) "From: The R Project for Statistical Computing <groups-noreply@linkedin.com>\nSubject: What makes R good and what makes R bad?\nTo: Rainer Krug <Rainer@krugs.de>\nDate: Tue, 10 Jun 2014 13:27:47 +0000 (UTC) (17 minutes, 55 seconds ago)")
|   gnus-article-browse-html-article(nil)
|   call-interactively(gnus-article-browse-html-article nil nil)
`----

I attach the email for reference.

Cheers,

Rainer