Description: stack gap guard page too small
References:
Notes:
 carnil> original patch series as applied in 4.9.30-2+deb9u1,
 carnil> 3.16.43-2+deb8u1 and 3.2.89-1 caused regressions.
 carnil> A regression update following the official upstream
 carnil> patch will solve those.
Bugs:
upstream: released (4.12-rc6) [1be7107fbe18eed3e319a6c3e83c78254b693acb]
4.9-upstream-stable: released (4.9.34) [cfc0eb403816c5c4f9667d959de5e22789b5421e]
3.16-upstream-stable: released (3.16.45) [978b8aa1646d4e023edd121c7f1b8f938ccb813d]
3.2-upstream-stable: released (3.2.90) [640c7dfdc7c723143b1ce42f5569ec8565cbbde7]
sid: released (4.11.6-1) [bugfix/all/mm-larger-stack-guard-gap-between-vmas.patch]
4.9-stretch-security: released (4.9.30-2+deb9u1)
3.16-jessie-security: released (3.16.43-2+deb8u1)
3.2-wheezy-security: released (3.2.89-1)