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-rw-r--r--Makefile2
-rwxr-xr-xconfigure6
-rw-r--r--docs/system/arm/versatile.rst34
-rw-r--r--docs/system/arm/vexpress.rst28
-rw-r--r--gdbstub.c17
-rw-r--r--scripts/mtest2make.py1
-rw-r--r--tests/Makefile.include12
-rw-r--r--tests/acceptance/replay_kernel.py2
-rw-r--r--tests/docker/Makefile.include26
-rwxr-xr-xtests/docker/docker.py23
-rw-r--r--tests/docker/dockerfiles/empty.docker8
-rw-r--r--tests/tcg/Makefile.qemu4
-rw-r--r--tests/tcg/multiarch/Makefile.target5
13 files changed, 141 insertions, 27 deletions
diff --git a/Makefile b/Makefile
index b0dff73904..d7fb6b270e 100644
--- a/Makefile
+++ b/Makefile
@@ -305,7 +305,7 @@ endif
 	@echo  'Test targets:'
 	$(call print-help,check,Run all tests (check-help for details))
 	$(call print-help,bench,Run all benchmarks)
-	$(call print-help,docker,Help about targets running tests inside containers)
+	$(call print-help,docker-help,Help about targets running tests inside containers)
 	$(call print-help,vm-help,Help about targets running tests inside VM)
 	@echo  ''
 	@echo  'Documentation targets:'
diff --git a/configure b/configure
index a34f91171d..57813eba7b 100755
--- a/configure
+++ b/configure
@@ -198,8 +198,8 @@ has() {
 }
 
 version_ge () {
-    local_ver1=`echo $1 | tr . ' '`
-    local_ver2=`echo $2 | tr . ' '`
+    local_ver1=$(expr "$1" : '\([0-9.]*\)' | tr . ' ')
+    local_ver2=$(echo "$2" | tr . ' ')
     while true; do
         set x $local_ver1
         local_first=${2-0}
@@ -6115,7 +6115,7 @@ fi
 
 if test -n "$gdb_bin"; then
     gdb_version=$($gdb_bin --version | head -n 1)
-    if version_ge ${gdb_version##* } 8.3.1; then
+    if version_ge ${gdb_version##* } 9.1; then
         echo "HAVE_GDB_BIN=$gdb_bin" >> $config_host_mak
     fi
 fi
diff --git a/docs/system/arm/versatile.rst b/docs/system/arm/versatile.rst
index 51221c30a4..2ae792bac3 100644
--- a/docs/system/arm/versatile.rst
+++ b/docs/system/arm/versatile.rst
@@ -27,3 +27,37 @@ The Arm Versatile baseboard is emulated with the following devices:
    devices.
 
 -  PL181 MultiMedia Card Interface with SD card.
+
+Booting a Linux kernel
+----------------------
+
+Building a current Linux kernel with ``versatile_defconfig`` should be
+enough to get something running. Nowadays an out-of-tree build is
+recommended (and also useful if you build a lot of different targets).
+In the following example $BLD points to the build directory and $SRC
+points to the root of the Linux source tree. You can drop $SRC if you
+are running from there.
+
+.. code-block:: bash
+
+  $ make O=$BLD -C $SRC ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- versatile_defconfig
+  $ make O=$BLD -C $SRC ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf-
+
+You may want to enable some additional modules if you want to boot
+something from the SCSI interface::
+
+  CONFIG_PCI=y
+  CONFIG_PCI_VERSATILE=y
+  CONFIG_SCSI=y
+  CONFIG_SCSI_SYM53C8XX_2=y
+
+You can then boot with a command line like:
+
+.. code-block:: bash
+
+  $ qemu-system-arm -machine type=versatilepb \
+      -serial mon:stdio \
+      -drive if=scsi,driver=file,filename=debian-buster-armel-rootfs.ext4 \
+      -kernel zImage \
+      -dtb versatile-pb.dtb  \
+      -append "console=ttyAMA0 ro root=/dev/sda"
diff --git a/docs/system/arm/vexpress.rst b/docs/system/arm/vexpress.rst
index 7f1bcbef07..3e3839e923 100644
--- a/docs/system/arm/vexpress.rst
+++ b/docs/system/arm/vexpress.rst
@@ -58,3 +58,31 @@ Other differences between the hardware and the QEMU model:
   ``vexpress-a15``, and have IRQs from 40 upwards. If a dtb is
   provided on the command line then QEMU will edit it to include
   suitable entries describing these transports for the guest.
+
+Booting a Linux kernel
+----------------------
+
+Building a current Linux kernel with ``multi_v7_defconfig`` should be
+enough to get something running. Nowadays an out-of-tree build is
+recommended (and also useful if you build a lot of different targets).
+In the following example $BLD points to the build directory and $SRC
+points to the root of the Linux source tree. You can drop $SRC if you
+are running from there.
+
+.. code-block:: bash
+
+  $ make O=$BLD -C $SRC ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- multi_v7_defconfig
+  $ make O=$BLD -C $SRC ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf-
+
+By default you will want to boot your rootfs off the sdcard interface.
+Your rootfs will need to be padded to the right size. With a suitable
+DTB you could also add devices to the virtio-mmio bus.
+
+.. code-block:: bash
+
+  $ qemu-system-arm -cpu cortex-a15 -smp 4 -m 4096 \
+      -machine type=vexpress-a15 -serial mon:stdio \
+      -drive if=sd,driver=file,filename=armel-rootfs.ext4 \
+      -kernel zImage  \
+      -dtb vexpress-v2p-ca15-tc1.dtb \
+      -append "console=ttyAMA0 root=/dev/mmcblk0 ro"
diff --git a/gdbstub.c b/gdbstub.c
index c7ca7e9f88..759bb00bcf 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -2245,7 +2245,6 @@ static void handle_query_xfer_auxv(GdbCmdContext *gdb_ctx, void *user_ctx)
 {
     TaskState *ts;
     unsigned long offset, len, saved_auxv, auxv_len;
-    const char *mem;
 
     if (gdb_ctx->num_params < 2) {
         put_packet("E22");
@@ -2257,8 +2256,8 @@ static void handle_query_xfer_auxv(GdbCmdContext *gdb_ctx, void *user_ctx)
     ts = gdbserver_state.c_cpu->opaque;
     saved_auxv = ts->info->saved_auxv;
     auxv_len = ts->info->auxv_len;
-    mem = (const char *)(saved_auxv + offset);
-    if (offset > auxv_len) {
+
+    if (offset >= auxv_len) {
         put_packet("E00");
         return;
     }
@@ -2269,12 +2268,20 @@ static void handle_query_xfer_auxv(GdbCmdContext *gdb_ctx, void *user_ctx)
 
     if (len < auxv_len - offset) {
         g_string_assign(gdbserver_state.str_buf, "m");
-        memtox(gdbserver_state.str_buf, mem, len);
     } else {
         g_string_assign(gdbserver_state.str_buf, "l");
-        memtox(gdbserver_state.str_buf, mem, auxv_len - offset);
+        len = auxv_len - offset;
+    }
+
+    g_byte_array_set_size(gdbserver_state.mem_buf, len);
+    if (target_memory_rw_debug(gdbserver_state.g_cpu, saved_auxv + offset,
+                               gdbserver_state.mem_buf->data, len, false)) {
+        put_packet("E14");
+        return;
     }
 
+    memtox(gdbserver_state.str_buf,
+           (const char *)gdbserver_state.mem_buf->data, len);
     put_packet_binary(gdbserver_state.str_buf->str,
                       gdbserver_state.str_buf->len, true);
 }
diff --git a/scripts/mtest2make.py b/scripts/mtest2make.py
index 25ee6887cf..cbbcba100d 100644
--- a/scripts/mtest2make.py
+++ b/scripts/mtest2make.py
@@ -110,6 +110,7 @@ def emit_suite(name, suite, prefix):
     print('ifneq ($(filter %s %s, $(MAKECMDGOALS)),)' % (target, prefix))
     print('.tests += $(.test.$(SPEED).%s)' % (target, ))
     print('endif')
+    print('all-%s-targets += %s' % (prefix, target))
 
 targets = {t['id']: [os.path.relpath(f) for f in t['filename']]
            for t in introspect['targets']}
diff --git a/tests/Makefile.include b/tests/Makefile.include
index ceaf3f0d6e..d34254fb29 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -12,7 +12,7 @@ check-help:
 	@echo " $(MAKE) check-speed          Run qobject speed tests"
 	@echo " $(MAKE) check-qapi-schema    Run QAPI schema tests"
 	@echo " $(MAKE) check-block          Run block tests"
-ifeq ($(CONFIG_TCG),y)
+ifneq ($(filter $(all-check-targets), check-softfloat),)
 	@echo " $(MAKE) check-tcg            Run TCG tests"
 	@echo " $(MAKE) check-softfloat      Run FPU emulation tests"
 endif
@@ -40,11 +40,13 @@ SYSEMU_TARGET_LIST := $(subst -softmmu.mak,,$(notdir \
 
 SPEED = quick
 
-# Per guest TCG tests
+# Build up our target list from the filtered list of ninja targets
+TARGETS=$(patsubst libqemu-%.fa, %, $(filter libqemu-%.fa, $(ninja-targets)))
 
-BUILD_TCG_TARGET_RULES=$(patsubst %,build-tcg-tests-%, $(TARGET_DIRS))
-CLEAN_TCG_TARGET_RULES=$(patsubst %,clean-tcg-tests-%, $(TARGET_DIRS))
-RUN_TCG_TARGET_RULES=$(patsubst %,run-tcg-tests-%, $(TARGET_DIRS))
+# Per guest TCG tests
+BUILD_TCG_TARGET_RULES=$(patsubst %,build-tcg-tests-%, $(TARGETS))
+CLEAN_TCG_TARGET_RULES=$(patsubst %,clean-tcg-tests-%, $(TARGETS))
+RUN_TCG_TARGET_RULES=$(patsubst %,run-tcg-tests-%, $(TARGETS))
 
 # Probe for the Docker Builds needed for each build
 $(foreach PROBE_TARGET,$(TARGET_DIRS), 				\
diff --git a/tests/acceptance/replay_kernel.py b/tests/acceptance/replay_kernel.py
index 772633b01d..c1cb862468 100644
--- a/tests/acceptance/replay_kernel.py
+++ b/tests/acceptance/replay_kernel.py
@@ -31,7 +31,7 @@ class ReplayKernelBase(LinuxKernelTest):
     terminates.
     """
 
-    timeout = 90
+    timeout = 120
     KERNEL_COMMON_COMMAND_LINE = 'printk.time=1 panic=-1 '
 
     def run_vm(self, kernel_path, kernel_command_line, console_pattern,
diff --git a/tests/docker/Makefile.include b/tests/docker/Makefile.include
index 0779dab5b9..93b29ad823 100644
--- a/tests/docker/Makefile.include
+++ b/tests/docker/Makefile.include
@@ -1,6 +1,6 @@
 # Makefile for Docker tests
 
-.PHONY: docker docker-test docker-clean docker-image docker-qemu-src
+.PHONY: docker docker-help docker-test docker-clean docker-image docker-qemu-src
 
 NULL :=
 SPACE := $(NULL) #
@@ -11,7 +11,7 @@ HOST_ARCH = $(if $(ARCH),$(ARCH),$(shell uname -m))
 DOCKER_SUFFIX := .docker
 DOCKER_FILES_DIR := $(SRC_PATH)/tests/docker/dockerfiles
 # we don't run tests on intermediate images (used as base by another image)
-DOCKER_PARTIAL_IMAGES := debian10 debian11 debian-bootstrap
+DOCKER_PARTIAL_IMAGES := debian10 debian11 debian-bootstrap empty
 DOCKER_IMAGES := $(sort $(notdir $(basename $(wildcard $(DOCKER_FILES_DIR)/*.docker))))
 DOCKER_TARGETS := $(patsubst %,docker-image-%,$(DOCKER_IMAGES))
 # Use a global constant ccache directory to speed up repetitive builds
@@ -92,6 +92,24 @@ docker-binfmt-image-debian-%: $(DOCKER_FILES_DIR)/debian-bootstrap.docker
 			{ echo "You will need to build $(EXECUTABLE)"; exit 1;},\
 			"CHECK", "debian-$* exists"))
 
+# These are test targets
+USER_TCG_TARGETS=$(patsubst %-linux-user,qemu-%,$(filter %-linux-user,$(TARGET_DIRS)))
+EXEC_COPY_TESTS=$(patsubst %,docker-exec-copy-test-%, $(USER_TCG_TARGETS))
+
+$(EXEC_COPY_TESTS): docker-exec-copy-test-%: $(DOCKER_FILES_DIR)/empty.docker
+	$(call quiet-command,							\
+		$(DOCKER_SCRIPT) build -t qemu/exec-copy-test-$* -f $< 		\
+			$(if $V,,--quiet) --no-cache 				\
+			--include-executable=$*					\
+			--skip-binfmt,						\
+			"TEST","copy $* to container")
+	$(call quiet-command,							\
+		$(DOCKER_SCRIPT) run qemu/exec-copy-test-$* 			\
+			/$* -version > tests/docker-exec-copy-test-$*.out,	\
+			"TEST","check $* works in container")
+
+docker-exec-copy-test: $(EXEC_COPY_TESTS)
+
 endif
 
 # Enforce dependencies for composite images
@@ -209,7 +227,7 @@ endif
 	@echo '                         before running the command.'
 	@echo '    NETWORK=1            Enable virtual network interface with default backend.'
 	@echo '    NETWORK=$$BACKEND     Enable virtual network interface with $$BACKEND.'
-	@echo '    NOUSER               Define to disable adding current user to containers passwd.'
+	@echo '    NOUSER=1             Define to disable adding current user to containers passwd.'
 	@echo '    NOCACHE=1            Ignore cache when build images.'
 	@echo '    EXECUTABLE=<path>    Include executable in image.'
 	@echo '    EXTRA_FILES="<path> [... <path>]"'
@@ -218,6 +236,8 @@ endif
 	@echo '                         Specify which container engine to run.'
 	@echo '    REGISTRY=url         Cache builds from registry (default:$(DOCKER_REGISTRY))'
 
+docker-help: docker
+
 # This rule if for directly running against an arbitrary docker target.
 # It is called by the expanded docker targets (e.g. make
 # docker-test-foo@bar) which will do additional verification.
diff --git a/tests/docker/docker.py b/tests/docker/docker.py
index 884dfeb29c..d28df4c140 100755
--- a/tests/docker/docker.py
+++ b/tests/docker/docker.py
@@ -93,7 +93,7 @@ def _guess_engine_command():
                     commands_txt)
 
 
-def _copy_with_mkdir(src, root_dir, sub_path='.'):
+def _copy_with_mkdir(src, root_dir, sub_path='.', name=None):
     """Copy src into root_dir, creating sub_path as needed."""
     dest_dir = os.path.normpath("%s/%s" % (root_dir, sub_path))
     try:
@@ -102,8 +102,13 @@ def _copy_with_mkdir(src, root_dir, sub_path='.'):
         # we can safely ignore already created directories
         pass
 
-    dest_file = "%s/%s" % (dest_dir, os.path.basename(src))
-    copy(src, dest_file)
+    dest_file = "%s/%s" % (dest_dir, name if name else os.path.basename(src))
+
+    try:
+        copy(src, dest_file)
+    except FileNotFoundError:
+        print("Couldn't copy %s to %s" % (src, dest_file))
+        pass
 
 
 def _get_so_libs(executable):
@@ -120,7 +125,7 @@ def _get_so_libs(executable):
             search = ldd_re.search(line)
             if search:
                 try:
-                    libs.append(s.group(1))
+                    libs.append(search.group(1))
                 except IndexError:
                     pass
     except subprocess.CalledProcessError:
@@ -150,8 +155,9 @@ def _copy_binary_with_libs(src, bin_dest, dest_dir):
     if libs:
         for l in libs:
             so_path = os.path.dirname(l)
+            name = os.path.basename(l)
             real_l = os.path.realpath(l)
-            _copy_with_mkdir(real_l, dest_dir, so_path)
+            _copy_with_mkdir(real_l, dest_dir, so_path, name)
 
 
 def _check_binfmt_misc(executable):
@@ -432,6 +438,9 @@ class BuildCommand(SubCommand):
                             help="""Specify a binary that will be copied to the
                             container together with all its dependent
                             libraries""")
+        parser.add_argument("--skip-binfmt",
+                            action="store_true",
+                            help="""Skip binfmt entry check (used for testing)""")
         parser.add_argument("--extra-files", nargs='*',
                             help="""Specify files that will be copied in the
                             Docker image, fulfilling the ADD directive from the
@@ -460,7 +469,9 @@ class BuildCommand(SubCommand):
             docker_dir = tempfile.mkdtemp(prefix="docker_build")
 
             # Validate binfmt_misc will work
-            if args.include_executable:
+            if args.skip_binfmt:
+                qpath = args.include_executable
+            elif args.include_executable:
                 qpath, enabled = _check_binfmt_misc(args.include_executable)
                 if not enabled:
                     return 1
diff --git a/tests/docker/dockerfiles/empty.docker b/tests/docker/dockerfiles/empty.docker
new file mode 100644
index 0000000000..9ba980f1a8
--- /dev/null
+++ b/tests/docker/dockerfiles/empty.docker
@@ -0,0 +1,8 @@
+#
+# Empty Dockerfile
+#
+
+FROM scratch
+
+# Add everything from the context into the container
+ADD . /
diff --git a/tests/tcg/Makefile.qemu b/tests/tcg/Makefile.qemu
index c096c611a2..a56564660c 100644
--- a/tests/tcg/Makefile.qemu
+++ b/tests/tcg/Makefile.qemu
@@ -90,11 +90,11 @@ run-guest-tests: guest-tests
 
 else
 guest-tests:
-	$(call quiet-command, /bin/true, "BUILD", \
+	$(call quiet-command, true, "BUILD", \
 		"$(TARGET) guest-tests SKIPPED")
 
 run-guest-tests:
-	$(call quiet-command, /bin/true, "RUN", \
+	$(call quiet-command, true, "RUN", \
 		"tests for $(TARGET) SKIPPED")
 endif
 
diff --git a/tests/tcg/multiarch/Makefile.target b/tests/tcg/multiarch/Makefile.target
index 1dd0f64d23..abbdb2e126 100644
--- a/tests/tcg/multiarch/Makefile.target
+++ b/tests/tcg/multiarch/Makefile.target
@@ -63,8 +63,11 @@ run-gdbstub-qxfer-auxv-read: sha1
 		--bin $< --test $(MULTIARCH_SRC)/gdbstub/test-qxfer-auxv-read.py, \
 	"basic gdbstub qXfer:auxv:read support")
 
-EXTRA_RUNS += run-gdbstub-sha1 run-gdbstub-qxfer-auxv-read
+else
+run-gdbstub-%:
+	$(call skip-test, "gdbstub test $*", "need working gdb")
 endif
+EXTRA_RUNS += run-gdbstub-sha1 run-gdbstub-qxfer-auxv-read
 
 
 # Update TESTS