67f1f3b171
...rather than just what's already mapped in. This seems somewhat contrary to POSIX's "All pages within the stack described by stackaddr and stacksize shall be both readable and writable by the thread", but it's what glibc does. Bug: 17111575 (cherry picked from commit 9e4ffa7032eaab308876b8e3da86b05c3c613878) Change-Id: I73f219a569917b2e4546c09436d7ef5231facc07