use Debian base for LinuxKit's qemu container

linuxkit-qemu-deb-container.diff

diff --git a/src/cmd/linuxkit/run_qemu.go b/src/cmd/linuxkit/run_qemu.go
index 1de297a9..bbdddc20 100644
--- a/src/cmd/linuxkit/run_qemu.go
+++ b/src/cmd/linuxkit/run_qemu.go
@@ -14,7 +14,7 @@ import (
 )
 
 // QemuImg is the version of qemu container
-const QemuImg = "linuxkit/qemu:17f052263d63c8a2b641ad91c589edcbb8a18c82"
+const QemuImg = "linuxkit/qemu-deb:51c94165708d0decc7120643b4851d4de262599b"
 
 // QemuConfig contains the config for Qemu
 type QemuConfig struct {
diff --git a/tools/qemu/Dockerfile.deb b/tools/qemu/Dockerfile.deb
new file mode 100644
index 00000000..b1854a12
--- /dev/null
+++ b/tools/qemu/Dockerfile.deb
@@ -0,0 +1,9 @@
+FROM debian:jessie
+
+RUN \
+  apt-get update && apt-get install -y \
+  qemu-system-x86 \
+  qemu-utils \
+  && true
+
+COPY . .
diff --git a/tools/qemu/Makefile b/tools/qemu/Makefile
index 081ab654..9ad67094 100644
--- a/tools/qemu/Makefile
+++ b/tools/qemu/Makefile
@@ -1,14 +1,14 @@
 .PHONY: tag push
 
-BASE=alpine:3.5
-IMAGE=qemu
+BASE=debian:jessie
+IMAGE=qemu-deb
 
 default: push
 
-hash: Dockerfile repositories
+hash: Dockerfile.deb repositories
 	DOCKER_CONTENT_TRUST=1 docker pull $(BASE)
-	tar cf - $^ | docker build --no-cache -t $(IMAGE):build -
-	docker run --rm --entrypoint /bin/sh $(IMAGE):build -c 'cat Dockerfile /lib/apk/db/installed | sha1sum' | sed 's/ .*//' > $@
+	tar cf - $^ | docker build --no-cache -f Dockerfile.deb -t $(IMAGE):build -
+	docker run --rm --entrypoint /bin/sh $(IMAGE):build -c '(cat Dockerfile; dpkg --get-selections) | sha1sum' | sed 's/ .*//' > $@
 
 push: hash
 	docker pull linuxkit/$(IMAGE):$(shell cat hash) || \