Running it on unmodified qemu-0.12.4 gives the same effect: the sending side crashes immediately with heap corruption (detected in realloc).
On the receiving side, there are 2 messages: qemu: warning: error while loading state for instance 0x0 of device 'ram' load of migration failed ie, the same as in qemu-kvm case. This is with -enable-kvm. Running without... -- migration always fails on 32bit qemu-kvm-0.12+ (sigsegv) https://bugs.launchpad.net/bugs/584121 You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. Status in QEMU: Incomplete Bug description: On a 32bit host (or when running 32bit userspace on 64bit host), migration always fails with a crash of qemu-kvm process. See http://marc.info/?l=kvm&m=127351472231666 for more information.