Thanks for the bug report -- I've just submitted this patch which should fix this: http://patchwork.ozlabs.org/patch/328565/
** Changed in: qemu Status: New => In Progress -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1287195 Title: validate_guest_space incorrectly enabled on AArch64 Status in QEMU: In Progress Bug description: When running linux-user targetting AArch64, validate_guest_space() in elfload.c reserves space in the guest address space for the ARM commpage. Since there is no commpage on AArch64, this function should be disable on that target. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1287195/+subscriptions