Merge tag 'pull-testing-gdbstub-oct-100924-1' of https://gitlab.com/stsquad/qemu into staging

testing and gdbstub updates:

  - remove docker-armel-cross
  - update i686 and mipsel images to bookworm
  - use docker-all-test-cross for mips64le tests
  - fix duplicated line in docs
  - update gitlab-runner ansible script
  - support MTE in gdbstub for system mode

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* tag 'pull-testing-gdbstub-oct-100924-1' of https://gitlab.com/stsquad/qemu:
  tests/tcg/aarch64: Extend MTE gdbstub tests to system mode
  tests/tcg/aarch64: Improve linker script organization
  tests/guest-debug: Support passing arguments to the GDB test script
  gdbstub: Add support for MTE in system mode
  gdbstub: Use specific MMU index when probing MTE addresses
  scripts/ci: update the gitlab-runner playbook
  docs/devel: fix duplicate line
  tests/docker: use debian-all-test-cross for mips64el tests
  tests/docker: update debian i686 and mipsel images to bookworm
  tests/docker: remove debian-armel-cross

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

18 files changed, 310 insertions, 274 deletions

diff --git a/.gitlab-ci.d/container-cross.yml b/.gitlab-ci.d/container-cross.yml
index e310394..9a3ebd8 100644
--- a/.gitlab-ci.d/container-cross.yml
+++ b/.gitlab-ci.d/container-cross.yml
@@ -22,12 +22,6 @@ arm64-debian-cross-container:
   variables:
     NAME: debian-arm64-cross
 
-armel-debian-cross-container:
-  extends: .container_job_template
-  stage: containers
-  variables:
-    NAME: debian-armel-cross
-
 armhf-debian-cross-container:
   extends: .container_job_template
   stage: containers
diff --git a/.gitlab-ci.d/crossbuilds.yml b/.gitlab-ci.d/crossbuilds.yml
index cb499e4..459273f 100644
--- a/.gitlab-ci.d/crossbuilds.yml
+++ b/.gitlab-ci.d/crossbuilds.yml
@@ -1,13 +1,6 @@
 include:
   - local: '/.gitlab-ci.d/crossbuild-template.yml'
 
-cross-armel-user:
-  extends: .cross_user_build_job
-  needs:
-    job: armel-debian-cross-container
-  variables:
-    IMAGE: debian-armel-cross
-
 cross-armhf-user:
   extends: .cross_user_build_job
   needs:
diff --git a/configure b/configure
index d08b71f..7f6eb6b 100755
--- a/configure
+++ b/configure
@@ -1328,7 +1328,7 @@ probe_target_compiler() {
         container_cross_prefix=microblaze-linux-musl-
         ;;
       mips64el)
-        container_image=debian-mips64el-cross
+        container_image=debian-all-test-cross
         container_cross_prefix=mips64el-linux-gnuabi64-
         ;;
       tricore)
@@ -1679,6 +1679,11 @@ for target in $target_list; do
           echo "GDB_HAS_MTE=y" >> $config_target_mak
       fi
 
+      if test "${gdb_arches#*aarch64}" != "$gdb_arches" && version_ge $gdb_version 16.0; then
+          # GDB has to support MTE in baremetal to allow debugging MTE in QEMU system mode
+          echo "GDB_SUPPORTS_MTE_IN_BAREMETAL=y" >> $config_target_mak
+      fi
+
       echo "run-tcg-tests-$target: $qemu\$(EXESUF)" >> Makefile.prereqs
       tcg_tests_targets="$tcg_tests_targets $target"
   fi
diff --git a/docs/devel/testing/main.rst b/docs/devel/testing/main.rst
index e9921a4..09725e8 100644
--- a/docs/devel/testing/main.rst
+++ b/docs/devel/testing/main.rst
@@ -500,12 +500,6 @@ first to contribute the mapping to the ``libvirt-ci`` project:
    `CI <https://www.qemu.org/docs/master/devel/ci.html>`__ documentation
    page on how to trigger gitlab CI pipelines on your change.
 
- * Please also trigger gitlab container generation pipelines on your change
-   for as many OS distros as practical to make sure that there are no
-   obvious breakages when adding the new pre-requisite. Please see
-   `CI <https://www.qemu.org/docs/master/devel/ci.html>`__ documentation
-   page on how to trigger gitlab CI pipelines on your change.
-
 For enterprise distros that default to old, end-of-life versions of the
 Python runtime, QEMU uses a separate set of mappings that work with more
 recent versions.  These can be found in ``tests/lcitool/mappings.yml``.
diff --git a/scripts/ci/setup/gitlab-runner.yml b/scripts/ci/setup/gitlab-runner.yml
index 7bdafab..57e7fae 100644
--- a/scripts/ci/setup/gitlab-runner.yml
+++ b/scripts/ci/setup/gitlab-runner.yml
@@ -49,30 +49,51 @@
     - debug:
         msg: gitlab-runner arch is {{ gitlab_runner_arch }}
 
-    - name: Download the matching gitlab-runner (DEB)
+    # Debian/Ubuntu setup
+    - name: Get gitlab-runner repo setup script (DEB)
       get_url:
         dest: "/root/"
-        url: "https://gitlab-runner-downloads.s3.amazonaws.com/latest/deb/gitlab-runner_{{ gitlab_runner_arch }}.deb"
+        url: "https://packages.gitlab.com/install/repositories/runner/gitlab-runner/script.deb.sh"
+        mode: 0755
       when:
         - ansible_facts['distribution'] == 'Ubuntu'
 
-    - name: Download the matching gitlab-runner (RPM)
+    - name: Run gitlab-runner repo setup script (DEB)
+      shell: "/root/script.deb.sh"
+      when:
+        - ansible_facts['distribution'] == 'Ubuntu'
+
+    - name: Install gitlab-runner (DEB)
+      ansible.builtin.apt:
+          name: gitlab-runner
+          update_cache: yes
+          state: present
+      when:
+        - ansible_facts['distribution'] == 'Ubuntu'
+
+    # RPM setup
+    - name: Get gitlab-runner repo setup script (RPM)
       get_url:
         dest: "/root/"
-        url: "https://gitlab-runner-downloads.s3.amazonaws.com/latest/rpm/gitlab-runner_{{ gitlab_runner_arch }}.rpm"
+        url: "https://packages.gitlab.com/install/repositories/runner/gitlab-runner/script.rpm.sh"
+        mode: 0755
       when:
         - ansible_facts['distribution'] == 'CentOS'
 
-    - name: Install gitlab-runner via package manager (DEB)
-      apt: deb="/root/gitlab-runner_{{ gitlab_runner_arch }}.deb"
+    - name: Run gitlab-runner repo setup script (RPM)
+      shell: "/root/script.rpm.sh"
       when:
-        - ansible_facts['distribution'] == 'Ubuntu'
+        - ansible_facts['distribution'] == 'CentOS'
 
-    - name: Install gitlab-runner via package manager (RPM)
-      yum: name="/root/gitlab-runner_{{ gitlab_runner_arch }}.rpm"
+    - name: Install gitlab-runner (RPM)
+      yum:
+        name: gitlab-runner
+        update_cache: yes
+        state: present
       when:
         - ansible_facts['distribution'] == 'CentOS'
 
+    # Register Runners
     - name: Register the gitlab-runner
       command: "/usr/bin/gitlab-runner register --non-interactive --url {{ gitlab_runner_server_url }} --registration-token {{ gitlab_runner_registration_token }} --executor shell --tag-list {{ ansible_facts[\"architecture\"] }},{{ ansible_facts[\"distribution\"]|lower }}_{{ ansible_facts[\"distribution_version\"] }} --description '{{ ansible_facts[\"distribution\"] }} {{ ansible_facts[\"distribution_version\"] }} {{ ansible_facts[\"architecture\"] }} ({{ ansible_facts[\"os_family\"] }})'"
 
diff --git a/target/arm/gdbstub64.c b/target/arm/gdbstub64.c
index 5221381..1a4dbec 100644
--- a/target/arm/gdbstub64.c
+++ b/target/arm/gdbstub64.c
@@ -430,11 +430,14 @@ int aarch64_gdb_set_tag_ctl_reg(CPUState *cs, uint8_t *buf, int reg)
     return 0;
 #endif
 }
+#endif /* CONFIG_USER_ONLY */
 
+#ifdef CONFIG_TCG
 static void handle_q_memtag(GArray *params, void *user_ctx)
 {
     ARMCPU *cpu = ARM_CPU(user_ctx);
     CPUARMState *env = &cpu->env;
+    uint32_t mmu_index;
 
     uint64_t addr = gdb_get_cmd_param(params, 0)->val_ull;
     uint64_t len = gdb_get_cmd_param(params, 1)->val_ul;
@@ -458,8 +461,10 @@ static void handle_q_memtag(GArray *params, void *user_ctx)
         gdb_put_packet("E03");
     }
 
+    /* Find out the current translation regime for probe. */
+    mmu_index = cpu_mmu_index(env_cpu(env), false);
     /* Note that tags are packed here (2 tags packed in one byte). */
-    tags = allocation_tag_mem_probe(env, 0, addr, MMU_DATA_LOAD, 8 /* 64-bit */,
+    tags = allocation_tag_mem_probe(env, mmu_index, addr, MMU_DATA_LOAD, 1,
                                     MMU_DATA_LOAD, true, 0);
     if (!tags) {
         /* Address is not in a tagged region. */
@@ -478,13 +483,16 @@ static void handle_q_isaddresstagged(GArray *params, void *user_ctx)
 {
     ARMCPU *cpu = ARM_CPU(user_ctx);
     CPUARMState *env = &cpu->env;
+    uint32_t mmu_index;
 
     uint64_t addr = gdb_get_cmd_param(params, 0)->val_ull;
 
     uint8_t *tags;
     const char *reply;
 
-    tags = allocation_tag_mem_probe(env, 0, addr, MMU_DATA_LOAD, 8 /* 64-bit */,
+    /* Find out the current translation regime for probe. */
+    mmu_index = cpu_mmu_index(env_cpu(env), false);
+    tags = allocation_tag_mem_probe(env, mmu_index, addr, MMU_DATA_LOAD, 1,
                                     MMU_DATA_LOAD, true, 0);
     reply = tags ? "01" : "00";
 
@@ -495,6 +503,7 @@ static void handle_Q_memtag(GArray *params, void *user_ctx)
 {
     ARMCPU *cpu = ARM_CPU(user_ctx);
     CPUARMState *env = &cpu->env;
+    uint32_t mmu_index;
 
     uint64_t start_addr = gdb_get_cmd_param(params, 0)->val_ull;
     uint64_t len = gdb_get_cmd_param(params, 1)->val_ul;
@@ -527,8 +536,10 @@ static void handle_Q_memtag(GArray *params, void *user_ctx)
      * Get all tags in the page starting from the tag of the start address.
      * Note that there are two tags packed into a single byte here.
      */
-    tags = allocation_tag_mem_probe(env, 0, start_addr, MMU_DATA_STORE,
-                                    8 /* 64-bit */, MMU_DATA_STORE, true, 0);
+    /* Find out the current translation regime for probe. */
+    mmu_index = cpu_mmu_index(env_cpu(env), false);
+    tags = allocation_tag_mem_probe(env, mmu_index, start_addr, MMU_DATA_STORE,
+                                    1, MMU_DATA_STORE, true, 0);
     if (!tags) {
         /* Address is not in a tagged region. */
         gdb_put_packet("E04");
@@ -591,13 +602,13 @@ static const GdbCmdParseEntry cmd_handler_table[NUM_CMDS] = {
         .need_cpu_context = true
     },
 };
-#endif /* CONFIG_USER_ONLY */
+#endif /* CONFIG_TCG */
 
 void aarch64_cpu_register_gdb_commands(ARMCPU *cpu, GString *qsupported,
                                        GPtrArray *qtable, GPtrArray *stable)
 {
-#ifdef CONFIG_USER_ONLY
     /* MTE */
+#ifdef CONFIG_TCG
     if (cpu_isar_feature(aa64_mte, cpu)) {
         g_string_append(qsupported, ";memory-tagging+");
 
diff --git a/tests/docker/dockerfiles/debian-armel-cross.docker b/tests/docker/dockerfiles/debian-armel-cross.docker
deleted file mode 100644
index 8476fc8..0000000
--- a/tests/docker/dockerfiles/debian-armel-cross.docker
+++ /dev/null
@@ -1,179 +0,0 @@
-# THIS FILE WAS AUTO-GENERATED
-#
-#  $ lcitool dockerfile --layers all --cross-arch armv6l debian-11 qemu
-#
-# https://gitlab.com/libvirt/libvirt-ci
-
-FROM docker.io/library/debian:11-slim
-
-RUN export DEBIAN_FRONTEND=noninteractive && \
-    apt-get update && \
-    apt-get install -y eatmydata && \
-    eatmydata apt-get dist-upgrade -y && \
-    eatmydata apt-get install --no-install-recommends -y \
-                      bash \
-                      bc \
-                      bison \
-                      bsdextrautils \
-                      bzip2 \
-                      ca-certificates \
-                      ccache \
-                      dbus \
-                      debianutils \
-                      diffutils \
-                      exuberant-ctags \
-                      findutils \
-                      flex \
-                      gcc \
-                      gcovr \
-                      gettext \
-                      git \
-                      hostname \
-                      libglib2.0-dev \
-                      libgtk-vnc-2.0-dev \
-                      libpcre2-dev \
-                      libsndio-dev \
-                      libspice-protocol-dev \
-                      llvm \
-                      locales \
-                      make \
-                      meson \
-                      mtools \
-                      ncat \
-                      ninja-build \
-                      openssh-client \
-                      pkgconf \
-                      python3 \
-                      python3-numpy \
-                      python3-opencv \
-                      python3-pillow \
-                      python3-pip \
-                      python3-setuptools \
-                      python3-sphinx \
-                      python3-sphinx-rtd-theme \
-                      python3-venv \
-                      python3-wheel \
-                      python3-yaml \
-                      rpm2cpio \
-                      sed \
-                      socat \
-                      sparse \
-                      tar \
-                      tesseract-ocr \
-                      tesseract-ocr-eng \
-                      xorriso \
-                      zstd && \
-    eatmydata apt-get autoremove -y && \
-    eatmydata apt-get autoclean -y && \
-    sed -Ei 's,^# (en_US\.UTF-8 .*)$,\1,' /etc/locale.gen && \
-    dpkg-reconfigure locales && \
-    rm -f /usr/lib*/python3*/EXTERNALLY-MANAGED
-
-RUN /usr/bin/pip3 install tomli
-
-ENV CCACHE_WRAPPERSDIR "/usr/libexec/ccache-wrappers"
-ENV LANG "en_US.UTF-8"
-ENV MAKE "/usr/bin/make"
-ENV NINJA "/usr/bin/ninja"
-ENV PYTHON "/usr/bin/python3"
-
-RUN export DEBIAN_FRONTEND=noninteractive && \
-    dpkg --add-architecture armel && \
-    eatmydata apt-get update && \
-    eatmydata apt-get dist-upgrade -y && \
-    eatmydata apt-get install --no-install-recommends -y dpkg-dev && \
-    eatmydata apt-get install --no-install-recommends -y \
-                      gcc-arm-linux-gnueabi \
-                      libaio-dev:armel \
-                      libasan6:armel \
-                      libasound2-dev:armel \
-                      libattr1-dev:armel \
-                      libbpf-dev:armel \
-                      libbrlapi-dev:armel \
-                      libbz2-dev:armel \
-                      libc6-dev:armel \
-                      libcacard-dev:armel \
-                      libcap-ng-dev:armel \
-                      libcapstone-dev:armel \
-                      libcmocka-dev:armel \
-                      libcurl4-gnutls-dev:armel \
-                      libdaxctl-dev:armel \
-                      libdrm-dev:armel \
-                      libepoxy-dev:armel \
-                      libfdt-dev:armel \
-                      libffi-dev:armel \
-                      libfuse3-dev:armel \
-                      libgbm-dev:armel \
-                      libgcrypt20-dev:armel \
-                      libglib2.0-dev:armel \
-                      libglusterfs-dev:armel \
-                      libgnutls28-dev:armel \
-                      libgtk-3-dev:armel \
-                      libibverbs-dev:armel \
-                      libiscsi-dev:armel \
-                      libjemalloc-dev:armel \
-                      libjpeg62-turbo-dev:armel \
-                      libjson-c-dev:armel \
-                      liblttng-ust-dev:armel \
-                      liblzo2-dev:armel \
-                      libncursesw5-dev:armel \
-                      libnfs-dev:armel \
-                      libnuma-dev:armel \
-                      libpam0g-dev:armel \
-                      libpipewire-0.3-dev:armel \
-                      libpixman-1-dev:armel \
-                      libpng-dev:armel \
-                      libpulse-dev:armel \
-                      librbd-dev:armel \
-                      librdmacm-dev:armel \
-                      libsasl2-dev:armel \
-                      libsdl2-dev:armel \
-                      libsdl2-image-dev:armel \
-                      libseccomp-dev:armel \
-                      libselinux1-dev:armel \
-                      libslirp-dev:armel \
-                      libsnappy-dev:armel \
-                      libspice-server-dev:armel \
-                      libssh-gcrypt-dev:armel \
-                      libsystemd-dev:armel \
-                      libtasn1-6-dev:armel \
-                      libubsan1:armel \
-                      libudev-dev:armel \
-                      liburing-dev:armel \
-                      libusb-1.0-0-dev:armel \
-                      libusbredirhost-dev:armel \
-                      libvdeplug-dev:armel \
-                      libvirglrenderer-dev:armel \
-                      libvte-2.91-dev:armel \
-                      libzstd-dev:armel \
-                      nettle-dev:armel \
-                      systemtap-sdt-dev:armel \
-                      zlib1g-dev:armel && \
-    eatmydata apt-get autoremove -y && \
-    eatmydata apt-get autoclean -y && \
-    mkdir -p /usr/local/share/meson/cross && \
-    printf "[binaries]\n\
-c = '/usr/bin/arm-linux-gnueabi-gcc'\n\
-ar = '/usr/bin/arm-linux-gnueabi-gcc-ar'\n\
-strip = '/usr/bin/arm-linux-gnueabi-strip'\n\
-pkgconfig = '/usr/bin/arm-linux-gnueabi-pkg-config'\n\
-\n\
-[host_machine]\n\
-system = 'linux'\n\
-cpu_family = 'arm'\n\
-cpu = 'arm'\n\
-endian = 'little'\n" > /usr/local/share/meson/cross/arm-linux-gnueabi && \
-    dpkg-query --showformat '${Package}_${Version}_${Architecture}\n' --show > /packages.txt && \
-    mkdir -p /usr/libexec/ccache-wrappers && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/arm-linux-gnueabi-cc && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/arm-linux-gnueabi-gcc
-
-ENV ABI "arm-linux-gnueabi"
-ENV MESON_OPTS "--cross-file=arm-linux-gnueabi"
-ENV QEMU_CONFIGURE_OPTS --cross-prefix=arm-linux-gnueabi-
-ENV DEF_TARGET_LIST arm-softmmu,arm-linux-user,armeb-linux-user
-# As a final step configure the user (if env is defined)
-ARG USER
-ARG UID
-RUN if [ "${USER}" ]; then \
-  id ${USER} 2>/dev/null || useradd -u ${UID} -U ${USER}; fi
diff --git a/tests/docker/dockerfiles/debian-i686-cross.docker b/tests/docker/dockerfiles/debian-i686-cross.docker
index 3fe8ee6..2328ee1 100644
--- a/tests/docker/dockerfiles/debian-i686-cross.docker
+++ b/tests/docker/dockerfiles/debian-i686-cross.docker
@@ -1,10 +1,10 @@
 # THIS FILE WAS AUTO-GENERATED
 #
-#  $ lcitool dockerfile --layers all --cross-arch i686 debian-11 qemu
+#  $ lcitool dockerfile --layers all --cross-arch i686 debian-12 qemu
 #
 # https://gitlab.com/libvirt/libvirt-ci
 
-FROM docker.io/library/debian:11-slim
+FROM docker.io/library/debian:12-slim
 
 RUN export DEBIAN_FRONTEND=noninteractive && \
     apt-get update && \
@@ -48,16 +48,15 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
                       python3-opencv \
                       python3-pillow \
                       python3-pip \
-                      python3-setuptools \
                       python3-sphinx \
                       python3-sphinx-rtd-theme \
                       python3-venv \
-                      python3-wheel \
                       python3-yaml \
                       rpm2cpio \
                       sed \
                       socat \
                       sparse \
+                      swtpm \
                       tar \
                       tesseract-ocr \
                       tesseract-ocr-eng \
@@ -69,8 +68,6 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
     dpkg-reconfigure locales && \
     rm -f /usr/lib*/python3*/EXTERNALLY-MANAGED
 
-RUN /usr/bin/pip3 install tomli
-
 ENV CCACHE_WRAPPERSDIR "/usr/libexec/ccache-wrappers"
 ENV LANG "en_US.UTF-8"
 ENV MAKE "/usr/bin/make"
@@ -145,6 +142,7 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
                       libvdeplug-dev:i386 \
                       libvirglrenderer-dev:i386 \
                       libvte-2.91-dev:i386 \
+                      libxdp-dev:i386 \
                       libzstd-dev:i386 \
                       nettle-dev:i386 \
                       systemtap-sdt-dev:i386 \
diff --git a/tests/docker/dockerfiles/debian-mipsel-cross.docker b/tests/docker/dockerfiles/debian-mipsel-cross.docker
index 0d559ae..4ac314e 100644
--- a/tests/docker/dockerfiles/debian-mipsel-cross.docker
+++ b/tests/docker/dockerfiles/debian-mipsel-cross.docker
@@ -1,10 +1,10 @@
 # THIS FILE WAS AUTO-GENERATED
 #
-#  $ lcitool dockerfile --layers all --cross-arch mipsel debian-11 qemu
+#  $ lcitool dockerfile --layers all --cross-arch mipsel debian-12 qemu
 #
 # https://gitlab.com/libvirt/libvirt-ci
 
-FROM docker.io/library/debian:11-slim
+FROM docker.io/library/debian:12-slim
 
 RUN export DEBIAN_FRONTEND=noninteractive && \
     apt-get update && \
@@ -48,16 +48,15 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
                       python3-opencv \
                       python3-pillow \
                       python3-pip \
-                      python3-setuptools \
                       python3-sphinx \
                       python3-sphinx-rtd-theme \
                       python3-venv \
-                      python3-wheel \
                       python3-yaml \
                       rpm2cpio \
                       sed \
                       socat \
                       sparse \
+                      swtpm \
                       tar \
                       tesseract-ocr \
                       tesseract-ocr-eng \
@@ -69,8 +68,6 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
     dpkg-reconfigure locales && \
     rm -f /usr/lib*/python3*/EXTERNALLY-MANAGED
 
-RUN /usr/bin/pip3 install tomli
-
 ENV CCACHE_WRAPPERSDIR "/usr/libexec/ccache-wrappers"
 ENV LANG "en_US.UTF-8"
 ENV MAKE "/usr/bin/make"
@@ -143,6 +140,7 @@ RUN export DEBIAN_FRONTEND=noninteractive && \
                       libvdeplug-dev:mipsel \
                       libvirglrenderer-dev:mipsel \
                       libvte-2.91-dev:mipsel \
+                      libxdp-dev:mipsel \
                       libzstd-dev:mipsel \
                       nettle-dev:mipsel \
                       systemtap-sdt-dev:mipsel \
diff --git a/tests/guest-debug/run-test.py b/tests/guest-debug/run-test.py
index 368ff8a..5a091db 100755
--- a/tests/guest-debug/run-test.py
+++ b/tests/guest-debug/run-test.py
@@ -27,6 +27,10 @@ def get_args():
     parser.add_argument("--binary", help="Binary to debug",
                         required=True)
     parser.add_argument("--test", help="GDB test script")
+    parser.add_argument('test_args', nargs='*',
+                        help="Additional args for GDB test script. "
+                        "The args should be preceded by -- to avoid confusion "
+                        "with flags for runner script")
     parser.add_argument("--gdb", help="The gdb binary to use",
                         default=None)
     parser.add_argument("--gdb-args", help="Additional gdb arguments")
@@ -91,6 +95,8 @@ if __name__ == '__main__':
     gdb_cmd += " -ex 'target remote %s'" % (socket_name)
     # finally the test script itself
     if args.test:
+        if args.test_args:
+            gdb_cmd += f" -ex \"py sys.argv={args.test_args}\""
         gdb_cmd += " -x %s" % (args.test)
 
 
diff --git a/tests/guest-debug/test_gdbstub.py b/tests/guest-debug/test_gdbstub.py
index 46fbf98..a715c0e 100644
--- a/tests/guest-debug/test_gdbstub.py
+++ b/tests/guest-debug/test_gdbstub.py
@@ -2,6 +2,7 @@
 
 """
 from __future__ import print_function
+import argparse
 import gdb
 import os
 import sys
@@ -9,6 +10,10 @@ import traceback
 
 fail_count = 0
 
+class arg_parser(argparse.ArgumentParser):
+    def exit(self, status=None, message=""):
+        print("Wrong GDB script test argument! " + message)
+        gdb.execute("exit 1")
 
 def report(cond, msg):
     """Report success/fail of a test"""
diff --git a/tests/lcitool/refresh b/tests/lcitool/refresh
index ac803e3..c60490a 100755
--- a/tests/lcitool/refresh
+++ b/tests/lcitool/refresh
@@ -154,18 +154,12 @@ try:
                         trailer=cross_build("aarch64-linux-gnu-",
                                             "aarch64-softmmu,aarch64-linux-user"))
 
-    # migration to bookworm stalled: https://lists.debian.org/debian-arm/2023/09/msg00006.html
-    generate_dockerfile("debian-armel-cross", "debian-11",
-                        cross="armv6l",
-                        trailer=cross_build("arm-linux-gnueabi-",
-                                            "arm-softmmu,arm-linux-user,armeb-linux-user"))
-
     generate_dockerfile("debian-armhf-cross", "debian-12",
                         cross="armv7l",
                         trailer=cross_build("arm-linux-gnueabihf-",
                                             "arm-softmmu,arm-linux-user"))
 
-    generate_dockerfile("debian-i686-cross", "debian-11",
+    generate_dockerfile("debian-i686-cross", "debian-12",
                         cross="i686",
                         trailer=cross_build("i686-linux-gnu-",
                                             "x86_64-softmmu,"
@@ -177,7 +171,7 @@ try:
                         trailer=cross_build("mips64el-linux-gnuabi64-",
                                             "mips64el-softmmu,mips64el-linux-user"))
 
-    generate_dockerfile("debian-mipsel-cross", "debian-11",
+    generate_dockerfile("debian-mipsel-cross", "debian-12",
                         cross="mipsel",
                         trailer=cross_build("mipsel-linux-gnu-",
                                             "mipsel-softmmu,mipsel-linux-user"))
diff --git a/tests/tcg/aarch64/Makefile.softmmu-target b/tests/tcg/aarch64/Makefile.softmmu-target
index 139e04d..d08d9b0 100644
--- a/tests/tcg/aarch64/Makefile.softmmu-target
+++ b/tests/tcg/aarch64/Makefile.softmmu-target
@@ -2,14 +2,22 @@
 # Aarch64 system tests
 #
 
-AARCH64_SYSTEM_SRC=$(SRC_PATH)/tests/tcg/aarch64/system
+AARCH64_SRC=$(SRC_PATH)/tests/tcg/aarch64
+AARCH64_SYSTEM_SRC=$(AARCH64_SRC)/system
+
 VPATH+=$(AARCH64_SYSTEM_SRC)
 
 # These objects provide the basic boot code and helper functions for all tests
 CRT_OBJS=boot.o
 
-AARCH64_TEST_SRCS=$(wildcard $(AARCH64_SYSTEM_SRC)/*.c)
-AARCH64_TESTS = $(patsubst $(AARCH64_SYSTEM_SRC)/%.c, %, $(AARCH64_TEST_SRCS))
+AARCH64_TEST_C_SRCS=$(wildcard $(AARCH64_SYSTEM_SRC)/*.c)
+AARCH64_TEST_S_SRCS=$(AARCH64_SYSTEM_SRC)/mte.S
+
+AARCH64_C_TESTS = $(patsubst $(AARCH64_SYSTEM_SRC)/%.c, %, $(AARCH64_TEST_C_SRCS))
+AARCH64_S_TESTS = $(patsubst $(AARCH64_SYSTEM_SRC)/%.S, %, $(AARCH64_TEST_S_SRCS))
+
+AARCH64_TESTS = $(AARCH64_C_TESTS)
+AARCH64_TESTS += $(AARCH64_S_TESTS)
 
 CRT_PATH=$(AARCH64_SYSTEM_SRC)
 LINK_SCRIPT=$(AARCH64_SYSTEM_SRC)/kernel.ld
@@ -21,7 +29,8 @@ LDFLAGS+=-static -nostdlib $(CRT_OBJS) $(MINILIB_OBJS) -lgcc
 
 config-cc.mak: Makefile
 	$(quiet-@)( \
-	    $(call cc-option,-march=armv8.3-a, CROSS_CC_HAS_ARMV8_3)) 3> config-cc.mak
+	    $(call cc-option,-march=armv8.3-a, CROSS_CC_HAS_ARMV8_3); \
+	    $(call cc-option,-march=armv8.5-a+memtag, CROSS_CC_HAS_ARMV8_MTE)) 3> config-cc.mak
 -include config-cc.mak
 
 # building head blobs
@@ -88,3 +97,35 @@ pauth-3:
 run-pauth-3:
 	$(call skip-test, "RUN of pauth-3", "not built")
 endif
+
+ifneq ($(CROSS_CC_HAS_ARMV8_MTE),)
+QEMU_MTE_ENABLED_MACHINE=-M virt,mte=on -cpu max -display none
+QEMU_OPTS_WITH_MTE_ON = $(QEMU_MTE_ENABLED_MACHINE) $(QEMU_BASE_ARGS) -kernel
+mte: CFLAGS+=-march=armv8.5-a+memtag
+mte: mte.S $(LINK_SCRIPT) $(CRT_OBJS) $(MINILIB_OBJS)
+	$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $< -o $@ $(LDFLAGS)
+
+run-mte: QEMU_OPTS=$(QEMU_OPTS_WITH_MTE_ON)
+run-mte: mte
+
+ifeq ($(GDB_SUPPORTS_MTE_IN_BAREMETAL),y)
+run-gdbstub-mte: QEMU_OPTS=$(QEMU_OPTS_WITH_MTE_ON)
+run-gdbstub-mte: mte
+	$(call run-test, $@, $(GDB_SCRIPT) \
+		--output run-gdbstub-mte.out \
+		--gdb $(GDB) \
+		--qemu $(QEMU) --qargs "-chardev null$(COMMA)id=output $(QEMU_OPTS)" \
+		--bin $< --test $(AARCH64_SRC)/gdbstub/test-mte.py -- --mode=system, \
+	gdbstub MTE support)
+
+EXTRA_RUNS += run-gdbstub-mte
+else # !GDB_SUPPORTS_MTE_IN_BAREMETAL
+run-gdbstub-mte:
+	$(call skip-test "RUN of gdbstub-mte", "GDB does not support MTE in baremetal!")
+endif
+else # !CROSS_CC_HAS_ARMV8_MTE
+mte:
+	$(call skip-test, "BUILD of $@", "missing compiler support")
+run-mte:
+	$(call skip-test, "RUN of mte", "not build")
+endif
diff --git a/tests/tcg/aarch64/Makefile.target b/tests/tcg/aarch64/Makefile.target
index 8cc62eb..9efe2f8 100644
--- a/tests/tcg/aarch64/Makefile.target
+++ b/tests/tcg/aarch64/Makefile.target
@@ -138,7 +138,8 @@ run-gdbstub-mte: mte-8
 	$(call run-test, $@, $(GDB_SCRIPT) \
 		--gdb $(GDB) \
 		--qemu $(QEMU) --qargs "$(QEMU_OPTS)" \
-		--bin $< --test $(AARCH64_SRC)/gdbstub/test-mte.py, \
+		--bin $< --test $(AARCH64_SRC)/gdbstub/test-mte.py \
+		-- --mode=user, \
 	gdbstub MTE support)
 
 EXTRA_RUNS += run-gdbstub-mte
diff --git a/tests/tcg/aarch64/gdbstub/test-mte.py b/tests/tcg/aarch64/gdbstub/test-mte.py
index 66f9c25..a4cae6c 100644
--- a/tests/tcg/aarch64/gdbstub/test-mte.py
+++ b/tests/tcg/aarch64/gdbstub/test-mte.py
@@ -1,21 +1,26 @@
 from __future__ import print_function
 #
 # Test GDB memory-tag commands that exercise the stubs for the qIsAddressTagged,
-# qMemTag, and QMemTag packets. Logical tag-only commands rely on local
-# operations, hence don't exercise any stub.
+# qMemTag, and QMemTag packets, which are used for manipulating allocation tags.
+# Logical tags-related commands rely on local operations, hence don't exercise
+# any stub and so are not used in this test.
 #
-# The test consists in breaking just after a atag() call (which sets the
-# allocation tag -- see mte-8.c for details) and setting/getting tags in
-# different memory locations and ranges starting at the address of the array
-# 'a'.
+# The test consists in breaking just after a tag is set in a specific memory
+# chunk, and then using the GDB 'memory-tagging' subcommands to set/get tags in
+# different memory locations and ranges in the MTE-enabled memory chunk.
 #
 # This is launched via tests/guest-debug/run-test.py
 #
 
 
-import gdb
+try:
+    import gdb
+except ModuleNotFoundError:
+    from sys import exit
+    exit("This script must be launched via tests/guest-debug/run-test.py!")
 import re
-from test_gdbstub import main, report
+from sys import argv
+from test_gdbstub import arg_parser, main, report
 
 
 PATTERN_0 = "Memory tags for address 0x[0-9a-f]+ match \\(0x[0-9a-f]+\\)."
@@ -23,12 +28,32 @@ PATTERN_1 = ".*(0x[0-9a-f]+)"
 
 
 def run_test():
-    gdb.execute("break 95", False, True)
+    p = arg_parser(prog="test-mte.py", description="TCG MTE tests.")
+    p.add_argument("--mode", help="Run test for QEMU system or user mode.",
+                   required=True, choices=['system','user'])
+
+    args = p.parse_args(args=argv)
+
+    if args.mode == "system":
+        # Break address: where to break before performing the tests
+        # See mte.S for details about this label.
+        ba = "main_end"
+        # Tagged address: the start of the MTE-enabled memory chunk to be tested
+        # 'tagged_addr' (x1) is a pointer to the MTE-enabled page. See mte.S.
+        ta = "$x1"
+    else: # mode="user"
+        # Line 95 in mte-8.c
+        ba = "95"
+        # 'a' array. See mte-8.c
+        ta = "a"
+
+    gdb.execute(f"break {ba}", False, True)
     gdb.execute("continue", False, True)
+
     try:
-        # Test if we can check correctly that the allocation tag for
-        # array 'a' matches the logical tag after atag() is called.
-        co = gdb.execute("memory-tag check a", False, True)
+        # Test if we can check correctly that the allocation tag for the address
+        # in {ta} matches the logical tag in {ta}.
+        co = gdb.execute(f"memory-tag check {ta}", False, True)
         tags_match = re.findall(PATTERN_0, co, re.MULTILINE)
         if tags_match:
             report(True, f"{tags_match[0]}")
@@ -39,20 +64,20 @@ def run_test():
         # tags rely on local operation and so don't exercise any stub.
 
         # Set the allocation tag for the first granule (16 bytes) of
-        # address starting at 'a' address to a known value, i.e. 0x04.
-        gdb.execute("memory-tag set-allocation-tag a 1 04", False, True)
+        # address starting at {ta} address to a known value, i.e. 0x04.
+        gdb.execute(f"memory-tag set-allocation-tag {ta} 1 04", False, True)
 
         # Then set the allocation tag for the second granule to a known
         # value, i.e. 0x06. This tests that contiguous tag granules are
-        # set correct and don't run over each other.
-        gdb.execute("memory-tag set-allocation-tag a+16 1 06", False, True)
+        # set correctly and don't run over each other.
+        gdb.execute(f"memory-tag set-allocation-tag {ta}+16 1 06", False, True)
 
         # Read the known values back and check if they remain the same.
 
-        co = gdb.execute("memory-tag print-allocation-tag a", False, True)
+        co = gdb.execute(f"memory-tag print-allocation-tag {ta}", False, True)
         first_tag = re.match(PATTERN_1, co)[1]
 
-        co = gdb.execute("memory-tag print-allocation-tag a+16", False, True)
+        co = gdb.execute(f"memory-tag print-allocation-tag {ta}+16", False, True)
         second_tag = re.match(PATTERN_1, co)[1]
 
         if first_tag == "0x4" and second_tag == "0x6":
@@ -61,15 +86,15 @@ def run_test():
             report(False, "Can't set/print allocation tags!")
 
         # Now test fill pattern by setting a whole page with a pattern.
-        gdb.execute("memory-tag set-allocation-tag a 4096 0a0b", False, True)
+        gdb.execute(f"memory-tag set-allocation-tag {ta} 4096 0a0b", False, True)
 
         # And read back the tags of the last two granules in page so
         # we also test if the pattern is set correctly up to the end of
         # the page.
-        co = gdb.execute("memory-tag print-allocation-tag a+4096-32", False, True)
+        co = gdb.execute(f"memory-tag print-allocation-tag {ta}+4096-32", False, True)
         tag = re.match(PATTERN_1, co)[1]
 
-        co = gdb.execute("memory-tag print-allocation-tag a+4096-16", False, True)
+        co = gdb.execute(f"memory-tag print-allocation-tag {ta}+4096-16", False, True)
         last_tag = re.match(PATTERN_1, co)[1]
 
         if tag == "0xa" and last_tag == "0xb":
@@ -78,8 +103,8 @@ def run_test():
             report(False, "Fill pattern failed!")
 
     except gdb.error:
-        # This usually happens because a GDB version that does not
-        # support memory tagging was used to run the test.
+        # This usually happens because a GDB version that does not support
+        # memory tagging was used to run the test.
         report(False, "'memory-tag' command failed!")
 
 
diff --git a/tests/tcg/aarch64/system/boot.S b/tests/tcg/aarch64/system/boot.S
index 501685d..4eb1b35 100644
--- a/tests/tcg/aarch64/system/boot.S
+++ b/tests/tcg/aarch64/system/boot.S
@@ -135,6 +135,17 @@ __start:
 	orr	x1, x1, x3
 	str	x1, [x2]			/* 2nd 2mb (.data & .bss)*/
 
+	/* Third block: at 'mte_page', set in kernel.ld */
+	adrp	x1, mte_page
+	add	x1, x1, :lo12:mte_page
+	bic	x1, x1, #(1 << 21) - 1
+	and 	x4, x1, x5
+	add	x2, x0, x4, lsr #(21 - 3)
+	/* attr(AF, NX, block, AttrIndx=Attr1) */
+	ldr	x3, =(3 << 53) | 0x401 | (1 << 2)
+	orr	x1, x1, x3
+	str	x1, [x2]
+
 	/* Setup/enable the MMU.  */
 
 	/*
diff --git a/tests/tcg/aarch64/system/kernel.ld b/tests/tcg/aarch64/system/kernel.ld
index 7b3a76d..aef043e 100644
--- a/tests/tcg/aarch64/system/kernel.ld
+++ b/tests/tcg/aarch64/system/kernel.ld
@@ -1,23 +1,32 @@
 ENTRY(__start)
 
-SECTIONS
-{
-    /* virt machine, RAM starts at 1gb */
-    . = (1 << 30);
+MEMORY {
+    /* On virt machine RAM starts at 1 GiB. */
+
+    /* Align text and rodata to the 1st 2 MiB chunk. */
+    TXT (rx) : ORIGIN = 1 << 30, LENGTH = 2M
+    /* Align r/w data to the 2nd 2 MiB chunk. */
+    DAT (rw) : ORIGIN = (1 << 30) + 2M, LENGTH = 2M
+    /* Align the MTE-enabled page to the 3rd 2 MiB chunk. */
+    TAG (rw) : ORIGIN = (1 << 30) + 4M, LENGTH = 2M
+}
+
+SECTIONS {
     .text : {
         *(.text)
-    }
-    .rodata : {
         *(.rodata)
-    }
-    /* align r/w section to next 2mb */
-    . = ALIGN(1 << 21);
+    } >TXT
     .data : {
         *(.data)
-    }
-    .bss : {
         *(.bss)
-    }
+    } >DAT
+    .tag : {
+        /*
+         * Symbol 'mte_page' is used in boot.S to setup the PTE and in the mte.S
+         * test as the address that the MTE instructions operate on.
+         */
+        mte_page = .;
+    } >TAG
     /DISCARD/ : {
         *(.ARM.attributes)
     }
diff --git a/tests/tcg/aarch64/system/mte.S b/tests/tcg/aarch64/system/mte.S
new file mode 100644
index 0000000..b611240
--- /dev/null
+++ b/tests/tcg/aarch64/system/mte.S
@@ -0,0 +1,109 @@
+/*
+ * Code to help test the MTE gdbstubs in system mode.
+ *
+ * Copyright (c) 2024 Linaro Limited
+ *
+ * Author: Gustavo Romero <gustavo.romero@linaro.org>
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#define addr		x0 /* Ptr to the start of the MTE-enabled page. */
+#define tagged_addr	x1 /* 'addr' ptr with a random-generated tag added. */
+#define tmp0		x2 /* Scratch register. */
+#define tmp1		x3 /* Scratch register. */
+#define tmp2		x4 /* Scratch register. */
+#define tmp3		x5 /* Sctatch register. */
+
+	.file   "mte.S"
+
+	.text
+	.align 4
+
+	.globl  main
+	.type   main, @function
+
+main:
+	/*
+	 * Set MAIR_EL1 (Memory Attribute Index Register). In boot.S, the
+	 * attribute index for .mte_page is set to point to MAILR_EL field Attr1
+	 * (AttrIndx=Attr1), so set Attr1 as Tagged Normal (MTE) to enable MTE
+	 * on this page.
+	 *
+	 * Attr1 = 0xF0 => Tagged Normal (MTE)
+	 */
+	mrs	tmp0, mair_el1
+	orr	tmp0, tmp0, (0xF0 << 8)
+	msr	mair_el1, tmp0
+
+	/*
+	 * Set TCR_EL1 (Translation Control Registers) to ignore the top byte
+	 * in the translated addresses so it can be used to keep the tags.
+	 *
+	 * TBI0[37] = 0b1 => Top Byte ignored and used for tagged addresses
+	 */
+	mrs	tmp1, tcr_el1
+	orr	tmp1, tmp1, (1 << 37)
+	msr	tcr_el1, tmp1
+
+	/*
+	 * Set SCTLR_EL1 (System Control Register) to enable the use of MTE
+	 * insns., like stg & friends, and to enable synchronous exception in
+	 * case of a tag mismatch, i.e., when the logical tag in 'tagged_addr'
+	 * is different from the allocation tag related to 'addr' address.
+	 *
+	 * ATA[43] = 0b1 => Enable access to allocation tags at EL1
+	 * TCF[41:40] = 0b01 => Tag Check Faults cause a synchronous exception
+	 *
+	 */
+	mrs	tmp2, sctlr_el1
+	mov	tmp3, (1 << 43) | (1 << 40)
+	orr	tmp2, tmp2, tmp3
+	msr	sctlr_el1, tmp2
+
+	isb
+
+	/*
+	 * MTE-enabled page resides at the 3rd 2MB chunk in the second 1GB
+	 * block, i.e., at 0x40400000 address. See .mte_page section in boot.S
+	 * and kernel.ld (where the address is effectively computed).
+	 *
+	 * Load .mte_page address into 'addr' register.
+	 */
+	adrp	addr, mte_page
+	add	addr, addr, :lo12:mte_page
+
+	/*
+	 * Set GCR for random tag generation. 0xA5 is just a random value to set
+	 * GCR != 0 so the tag generated by 'irg' insn. is not zero, which is
+	 * more interesting for the tests than when tag is zero.
+	 */
+	mov	tmp0, 0xA5
+	msr	gcr_el1, tmp0
+
+	/*
+	 * Generate a logical tag, add it to 'addr' address and put it into
+	 * 'tagged_addr'.
+	 */
+	irg	tagged_addr, addr
+
+	/*
+	 * Store the generated tag to memory region pointed to by 'addr', i.e.
+	 * set the allocation tag for granule at 'addr'. The tag is extracted
+	 * by stg from tagged_addr pointer.
+	 */
+	stg	tagged_addr, [addr]
+
+	/*
+	 * Store a random value (0xdeadbeef) to tagged_addr address. This must
+	 * not cause any Tag Check Fault since logical tag in tagged_addr and
+	 * allocation tag associated with the memory pointed by tagged_addr are
+	 * set the same, otherwise something is off and the test fails -- an
+	 * exception is generated.
+	 */
+	ldr	tmp1, =0xdeadbeef
+	str	tmp1, [tagged_addr]
+
+	/* This label is used by GDB Python script test-mte.py. */
+main_end:
+	ret