tools/docker: use apt-get update --allow-releaseinfo-change

Without this flag I am getting:

D: Repository 'http://security.debian.org/debian-security
  buster/updates InRelease' changed its 'Suite' value
  from 'stable' to 'oldstable'
Error: Process completed with exit code 100.

4 files changed, 6 insertions, 6 deletions

diff --git a/tools/docker/big-env/Dockerfile b/tools/docker/big-env/Dockerfile
index a940cfb5e..b169198f7 100644
--- a/tools/docker/big-env/Dockerfile
+++ b/tools/docker/big-env/Dockerfile
@@ -31,7 +31,7 @@ FROM gcr.io/syzkaller/env
 #	create-image.sh -a s390x -d buster
 
 RUN dpkg --add-architecture i386 && \
-	apt-get update && \
+	apt-get update --allow-releaseinfo-change && \
 	DEBIAN_FRONTEND=noninteractive apt-get install -y -q --no-install-recommends \
 	# required to build root images.
 	debootstrap ssh-tools qemu-user-static \
diff --git a/tools/docker/env/Dockerfile b/tools/docker/env/Dockerfile
index 2cf347d8e..83c537517 100644
--- a/tools/docker/env/Dockerfile
+++ b/tools/docker/env/Dockerfile
@@ -8,7 +8,7 @@ FROM debian:buster
 LABEL homepage="https://github.com/google/syzkaller"
 
 RUN dpkg --add-architecture i386 && \
-	apt-get update && \
+	apt-get update --allow-releaseinfo-change && \
 	DEBIAN_FRONTEND=noninteractive apt-get install -y -q --no-install-recommends \
 	sudo make nano git curl ca-certificates clang-format clang-tidy binutils g++ clang \
 	g++-arm-linux-gnueabi g++-aarch64-linux-gnu g++-powerpc64le-linux-gnu \
diff --git a/tools/docker/old-env/Dockerfile b/tools/docker/old-env/Dockerfile
index 2089b3038..c5a235ec5 100644
--- a/tools/docker/old-env/Dockerfile
+++ b/tools/docker/old-env/Dockerfile
@@ -7,7 +7,7 @@ FROM ubuntu:16.04
 
 LABEL homepage="https://github.com/google/syzkaller"
 
-RUN dpkg --add-architecture i386 && apt-get update
+RUN dpkg --add-architecture i386 && apt-get update --allow-releaseinfo-change
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y -q --no-install-recommends \
 	sudo make nano git curl ca-certificates gnupg \
 	apt-transport-https software-properties-common g++ \
@@ -27,7 +27,7 @@ ENV GOPATH /gopath
 # The distro-provided clang is too old for Go fuzzing.
 RUN curl https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add -
 RUN add-apt-repository "deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-10 main"
-RUN apt-get update
+RUN apt-get update --allow-releaseinfo-change
 RUN apt-get install -y -q --no-install-recommends clang-10
 RUN ln -s /usr/bin/clang-10 /usr/bin/clang
 
diff --git a/tools/docker/syzbot/Dockerfile b/tools/docker/syzbot/Dockerfile
index 6fea0260f..d1ee91bba 100644
--- a/tools/docker/syzbot/Dockerfile
+++ b/tools/docker/syzbot/Dockerfile
@@ -8,7 +8,7 @@
 
 FROM debian:bullseye
 
-RUN apt-get update
+RUN apt-get update --allow-releaseinfo-change
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y -q \
 	# Build essentials:
 	gcc g++ binutils make ccache golang-go \
@@ -36,7 +36,7 @@ RUN mkdir -p /usr/grte/v5/bin && ln -s /usr/bin/python3 /usr/grte/v5/bin/python2
 RUN echo "deb [arch=amd64] http://storage.googleapis.com/bazel-apt stable jdk1.8" | \
 	sudo tee /etc/apt/sources.list.d/bazel.list && \
 	curl https://bazel.build/bazel-release.pub.gpg | sudo apt-key add -
-RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y -q bazel
+RUN apt-get update --allow-releaseinfo-change && DEBIAN_FRONTEND=noninteractive apt-get install -y -q bazel
 
 # pkg/osutil uses syzkaller user for sandboxing.
 RUN useradd syzkaller