Merge tag 'pull-request-2022-05-18' of https://gitlab.com/thuth/qemu into staging

* Remove Ubuntu 18.04 containers (not supported anymore)
* Improve the cleanup of the QEMU binary in case of failing qtests
* Update the Windows support statement
* Remove the capstone submodule (and rely on Capstone of the distros instead)

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# gpg: Signature made Wed 18 May 2022 12:40:36 AM PDT
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
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# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [undefined]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [undefined]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2022-05-18' of https://gitlab.com/thuth/qemu:
  capstone: Remove the capstone submodule
  capstone: Allow version 3.0.5 again
  tests/vm: Add capstone to the NetBSD and OpenBSD VMs
  docs/about: Update the support statement for Windows
  tests/qtest: use prctl(PR_SET_PDEATHSIG) as fallback to kill QEMU
  tests/qtest: fix registration of ABRT handler for QEMU cleanup
  Remove Ubuntu 18.04 container support from the repository
  gitlab-ci: Switch the container of the 'check-patch' & 'check-dco' jobs

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

20 files changed, 59 insertions, 329 deletions

diff --git a/.gitlab-ci.d/buildtest.yml b/.gitlab-ci.d/buildtest.yml
index 0aea7ab84c..e9620c3074 100644
--- a/.gitlab-ci.d/buildtest.yml
+++ b/.gitlab-ci.d/buildtest.yml
@@ -42,6 +42,7 @@ build-system-ubuntu:
   variables:
     IMAGE: ubuntu2004
     CONFIGURE_ARGS: --enable-docs --enable-fdt=system --enable-slirp=system
+        --enable-capstone
     TARGETS: aarch64-softmmu alpha-softmmu cris-softmmu hppa-softmmu
       microblazeel-softmmu mips64el-softmmu
     MAKE_CHECK_ARGS: check-build
@@ -118,7 +119,7 @@ build-system-fedora:
   variables:
     IMAGE: fedora
     CONFIGURE_ARGS: --disable-gcrypt --enable-nettle --enable-docs
-             --enable-fdt=system --enable-slirp=system --enable-capstone=system
+             --enable-fdt=system --enable-slirp=system --enable-capstone
     TARGETS: tricore-softmmu microblaze-softmmu mips-softmmu
       xtensa-softmmu m68k-softmmu riscv32-softmmu ppc-softmmu sparc64-softmmu
     MAKE_CHECK_ARGS: check-build
diff --git a/.gitlab-ci.d/containers.yml b/.gitlab-ci.d/containers.yml
index b9b675fdcb..e9df90bbdd 100644
--- a/.gitlab-ci.d/containers.yml
+++ b/.gitlab-ci.d/containers.yml
@@ -19,11 +19,6 @@ amd64-debian-container:
   variables:
     NAME: debian-amd64
 
-amd64-ubuntu1804-container:
-  extends: .container_job_template
-  variables:
-    NAME: ubuntu1804
-
 amd64-ubuntu2004-container:
   extends: .container_job_template
   variables:
diff --git a/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch32.yml b/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch32.yml
index 9c589bc4cf..47856ac53c 100644
--- a/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch32.yml
+++ b/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch32.yml
@@ -1,6 +1,6 @@
 # All ubuntu-20.04 jobs should run successfully in an environment
 # setup by the scripts/ci/setup/qemu/build-environment.yml task
-# "Install basic packages to build QEMU on Ubuntu 18.04/20.04"
+# "Install basic packages to build QEMU on Ubuntu 20.04"
 
 ubuntu-20.04-aarch32-all:
  needs: []
diff --git a/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch64.yml b/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch64.yml
index 920e388bd0..951e490db1 100644
--- a/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch64.yml
+++ b/.gitlab-ci.d/custom-runners/ubuntu-20.04-aarch64.yml
@@ -1,6 +1,6 @@
 # All ubuntu-20.04 jobs should run successfully in an environment
 # setup by the scripts/ci/setup/qemu/build-environment.yml task
-# "Install basic packages to build QEMU on Ubuntu 18.04/20.04"
+# "Install basic packages to build QEMU on Ubuntu 20.04"
 
 ubuntu-20.04-aarch64-all-linux-static:
  needs: []
diff --git a/.gitlab-ci.d/static_checks.yml b/.gitlab-ci.d/static_checks.yml
index 5e955540d3..94858e3272 100644
--- a/.gitlab-ci.d/static_checks.yml
+++ b/.gitlab-ci.d/static_checks.yml
@@ -1,12 +1,13 @@
 check-patch:
   stage: build
-  image: $CI_REGISTRY_IMAGE/qemu/centos8:latest
-  needs:
-    job: amd64-centos8-container
+  image: python:3.10-alpine
+  needs: []
   script:
     - .gitlab-ci.d/check-patch.py
   variables:
     GIT_DEPTH: 1000
+  before_script:
+    - apk -U add git perl
   rules:
     - if: '$CI_PROJECT_NAMESPACE == "qemu-project"'
       when: never
@@ -15,12 +16,13 @@ check-patch:
 
 check-dco:
   stage: build
-  image: $CI_REGISTRY_IMAGE/qemu/centos8:latest
-  needs:
-    job: amd64-centos8-container
+  image: python:3.10-alpine
+  needs: []
   script: .gitlab-ci.d/check-dco.py
   variables:
     GIT_DEPTH: 1000
+  before_script:
+    - apk -U add git
   rules:
     - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
       when: never
diff --git a/.gitlab-ci.d/windows.yml b/.gitlab-ci.d/windows.yml
index 47f6073773..cf7724b8e5 100644
--- a/.gitlab-ci.d/windows.yml
+++ b/.gitlab-ci.d/windows.yml
@@ -57,7 +57,7 @@ msys2-64bit:
   - $env:CHERE_INVOKING = 'yes'  # Preserve the current working directory
   - $env:MSYSTEM = 'MINGW64'     # Start a 64 bit Mingw environment
   - .\msys64\usr\bin\bash -lc './configure --target-list=x86_64-softmmu
-      --enable-capstone=system --without-default-devices'
+      --enable-capstone --without-default-devices'
   - .\msys64\usr\bin\bash -lc "sed -i '/^ROMS=/d' build/config-host.mak"
   - .\msys64\usr\bin\bash -lc 'make -j2'
   - .\msys64\usr\bin\bash -lc 'make check'
@@ -90,7 +90,6 @@ msys2-32bit:
   - $env:MSYSTEM = 'MINGW32'     # Start a 32-bit MinG environment
   - mkdir output
   - cd output
-  - ..\msys64\usr\bin\bash -lc "../configure --target-list=ppc64-softmmu
-      --enable-capstone=system"
+  - ..\msys64\usr\bin\bash -lc "../configure --target-list=ppc64-softmmu"
   - ..\msys64\usr\bin\bash -lc 'make -j2'
   - ..\msys64\usr\bin\bash -lc 'make check'
diff --git a/.gitmodules b/.gitmodules
index f4b6a9b401..b8bff47df8 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -31,9 +31,6 @@
 [submodule "ui/keycodemapdb"]
 	path = ui/keycodemapdb
 	url = https://gitlab.com/qemu-project/keycodemapdb.git
-[submodule "capstone"]
-	path = capstone
-	url = https://gitlab.com/qemu-project/capstone.git
 [submodule "roms/seabios-hppa"]
 	path = roms/seabios-hppa
 	url = https://gitlab.com/qemu-project/seabios-hppa.git
diff --git a/capstone b/capstone
deleted file mode 160000
-Subproject f8b1b833015a4ae47110ed068e0deb7106ced66
diff --git a/configure b/configure
index 0cc8c876f7..180ee688dc 100755
--- a/configure
+++ b/configure
@@ -307,10 +307,8 @@ skip_meson=no
 
 # 1. Track which submodules are needed
 if test "$default_feature" = no ; then
-  capstone="disabled"
   slirp="disabled"
 else
-  capstone="auto"
   slirp="auto"
 fi
 fdt="auto"
@@ -869,14 +867,6 @@ for opt do
   --enable-uuid|--disable-uuid)
       echo "$0: $opt is obsolete, UUID support is always built" >&2
   ;;
-  --disable-capstone) capstone="disabled"
-  ;;
-  --enable-capstone) capstone="enabled"
-  ;;
-  --enable-capstone=git) capstone="internal"
-  ;;
-  --enable-capstone=*) capstone="$optarg"
-  ;;
   --with-git=*) git="$optarg"
   ;;
   --with-git-submodules=*)
@@ -1486,6 +1476,8 @@ fi
 ##########################################
 # glib support probe
 
+# When bumping glib_req_ver, please check also whether we should increase
+# the _WIN32_WINNT setting in osdep.h according to the value from glib
 glib_req_ver=2.56
 glib_modules=gthread-2.0
 if test "$modules" = yes; then
@@ -1565,16 +1557,6 @@ case "$fdt" in
 esac
 
 ##########################################
-# capstone
-
-case "$capstone" in
-  auto | enabled | internal)
-    # Simpler to always update submodule, even if not needed.
-    git_submodules="${git_submodules} capstone"
-    ;;
-esac
-
-##########################################
 # check and set a backend for coroutine
 
 # We prefer ucontext, but it's not always possible. The fallback
@@ -2218,7 +2200,6 @@ if test "$skip_meson" = no; then
   test "$werror" = yes && meson_option_add -Dwerror=true
 
   # QEMU options
-  test "$capstone" != auto && meson_option_add "-Dcapstone=$capstone"
   test "$cfi" != false && meson_option_add "-Dcfi=$cfi"
   test "$fdt" != auto && meson_option_add "-Dfdt=$fdt"
   test -n "${LIB_FUZZING_ENGINE+xxx}" && meson_option_add "-Dfuzzing_engine=$LIB_FUZZING_ENGINE"
diff --git a/docs/about/build-platforms.rst b/docs/about/build-platforms.rst
index e9163ba556..1958edb430 100644
--- a/docs/about/build-platforms.rst
+++ b/docs/about/build-platforms.rst
@@ -86,11 +86,15 @@ similar versions.
 Windows
 -------
 
-The project supports building with current versions of the MinGW toolchain,
-hosted on Linux (Debian/Fedora).
-
-The version of the Windows API that's currently targeted is Vista / Server
-2008.
+The project aims to support the two most recent versions of Windows that are
+still supported by the vendor. The minimum Windows API that is currently
+targeted is "Windows 7", so theoretically the QEMU binaries can still be run
+on older versions of Windows, too. However, such old versions of Windows are
+not tested anymore, so it is recommended to use one of the latest versions of
+Windows instead.
+
+The project supports building QEMU with current versions of the MinGW
+toolchain, either hosted on Linux (Debian/Fedora) or via MSYS2 on Windows.
 
 .. _Homebrew: https://brew.sh/
 .. _MacPorts: https://www.macports.org/
diff --git a/include/qemu/osdep.h b/include/qemu/osdep.h
index 1c1e7eca98..a72e99db85 100644
--- a/include/qemu/osdep.h
+++ b/include/qemu/osdep.h
@@ -75,7 +75,7 @@ QEMU_EXTERN_C int daemon(int, int);
 #ifdef _WIN32
 /* as defined in sdkddkver.h */
 #ifndef _WIN32_WINNT
-#define _WIN32_WINNT 0x0600 /* Vista */
+#define _WIN32_WINNT 0x0601 /* Windows 7 API (should be in sync with glib) */
 #endif
 /* reduces the number of implicitly included headers */
 #ifndef WIN32_LEAN_AND_MEAN
diff --git a/meson.build b/meson.build
index 52f6befc0f..9ebc00f032 100644
--- a/meson.build
+++ b/meson.build
@@ -2535,13 +2535,10 @@ genh += custom_target('config-poison.h',
 ##############
 
 capstone = not_found
-capstone_opt = get_option('capstone')
-if capstone_opt in ['enabled', 'auto', 'system']
-  have_internal = fs.exists(meson.current_source_dir() / 'capstone/Makefile')
-  capstone = dependency('capstone', version: '>=4.0',
+if not get_option('capstone').auto() or have_system or have_user
+  capstone = dependency('capstone', version: '>=3.0.5',
                         kwargs: static_kwargs, method: 'pkg-config',
-                        required: capstone_opt == 'system' or
-                                  capstone_opt == 'enabled' and not have_internal)
+                        required: get_option('capstone'))
 
   # Some versions of capstone have broken pkg-config file
   # that reports a wrong -I path, causing the #include to
@@ -2550,110 +2547,10 @@ if capstone_opt in ['enabled', 'auto', 'system']
   if capstone.found() and not cc.compiles('#include <capstone.h>',
                                           dependencies: [capstone])
     capstone = not_found
-    if capstone_opt == 'system'
-      error('system capstone requested, it does not appear to work')
+    if get_option('capstone').enabled()
+      error('capstone requested, but it does not appear to work')
     endif
   endif
-
-  if capstone.found()
-    capstone_opt = 'system'
-  elif have_internal
-    capstone_opt = 'internal'
-  else
-    capstone_opt = 'disabled'
-  endif
-endif
-if capstone_opt == 'internal'
-  capstone_data = configuration_data()
-  capstone_data.set('CAPSTONE_USE_SYS_DYN_MEM', '1')
-
-  capstone_files = files(
-    'capstone/cs.c',
-    'capstone/MCInst.c',
-    'capstone/MCInstrDesc.c',
-    'capstone/MCRegisterInfo.c',
-    'capstone/SStream.c',
-    'capstone/utils.c'
-  )
-
-  if 'CONFIG_ARM_DIS' in config_all_disas
-    capstone_data.set('CAPSTONE_HAS_ARM', '1')
-    capstone_files += files(
-      'capstone/arch/ARM/ARMDisassembler.c',
-      'capstone/arch/ARM/ARMInstPrinter.c',
-      'capstone/arch/ARM/ARMMapping.c',
-      'capstone/arch/ARM/ARMModule.c'
-    )
-  endif
-
-  # FIXME: This config entry currently depends on a c++ compiler.
-  # Which is needed for building libvixl, but not for capstone.
-  if 'CONFIG_ARM_A64_DIS' in config_all_disas
-    capstone_data.set('CAPSTONE_HAS_ARM64', '1')
-    capstone_files += files(
-      'capstone/arch/AArch64/AArch64BaseInfo.c',
-      'capstone/arch/AArch64/AArch64Disassembler.c',
-      'capstone/arch/AArch64/AArch64InstPrinter.c',
-      'capstone/arch/AArch64/AArch64Mapping.c',
-      'capstone/arch/AArch64/AArch64Module.c'
-    )
-  endif
-
-  if 'CONFIG_PPC_DIS' in config_all_disas
-    capstone_data.set('CAPSTONE_HAS_POWERPC', '1')
-    capstone_files += files(
-      'capstone/arch/PowerPC/PPCDisassembler.c',
-      'capstone/arch/PowerPC/PPCInstPrinter.c',
-      'capstone/arch/PowerPC/PPCMapping.c',
-      'capstone/arch/PowerPC/PPCModule.c'
-    )
-  endif
-
-  if 'CONFIG_S390_DIS' in config_all_disas
-    capstone_data.set('CAPSTONE_HAS_SYSZ', '1')
-    capstone_files += files(
-      'capstone/arch/SystemZ/SystemZDisassembler.c',
-      'capstone/arch/SystemZ/SystemZInstPrinter.c',
-      'capstone/arch/SystemZ/SystemZMapping.c',
-      'capstone/arch/SystemZ/SystemZModule.c',
-      'capstone/arch/SystemZ/SystemZMCTargetDesc.c'
-    )
-  endif
-
-  if 'CONFIG_I386_DIS' in config_all_disas
-    capstone_data.set('CAPSTONE_HAS_X86', 1)
-    capstone_files += files(
-      'capstone/arch/X86/X86Disassembler.c',
-      'capstone/arch/X86/X86DisassemblerDecoder.c',
-      'capstone/arch/X86/X86ATTInstPrinter.c',
-      'capstone/arch/X86/X86IntelInstPrinter.c',
-      'capstone/arch/X86/X86InstPrinterCommon.c',
-      'capstone/arch/X86/X86Mapping.c',
-      'capstone/arch/X86/X86Module.c'
-    )
-  endif
-
-  configure_file(output: 'capstone-defs.h', configuration: capstone_data)
-
-  capstone_cargs = [
-    # FIXME: There does not seem to be a way to completely replace the c_args
-    # that come from add_project_arguments() -- we can only add to them.
-    # So: disable all warnings with a big hammer.
-    '-Wno-error', '-w',
-
-    # Include all configuration defines via a header file, which will wind up
-    # as a dependency on the object file, and thus changes here will result
-    # in a rebuild.
-    '-include', 'capstone-defs.h'
-  ]
-
-  libcapstone = static_library('capstone',
-                               build_by_default: false,
-                               sources: capstone_files,
-                               c_args: capstone_cargs,
-                               include_directories: 'capstone/include')
-  capstone = declare_dependency(link_with: libcapstone,
-                                include_directories: 'capstone/include/capstone')
 endif
 
 slirp = not_found
@@ -3984,7 +3881,7 @@ summary_info += {'bzip2 support':     libbzip2}
 summary_info += {'lzfse support':     liblzfse}
 summary_info += {'zstd support':      zstd}
 summary_info += {'NUMA host support': numa}
-summary_info += {'capstone':          capstone_opt == 'internal' ? capstone_opt : capstone}
+summary_info += {'capstone':          capstone}
 summary_info += {'libpmem support':   libpmem}
 summary_info += {'libdaxctl support': libdaxctl}
 summary_info += {'libudev':           libudev}
diff --git a/meson_options.txt b/meson_options.txt
index 7325cdad45..2de94af037 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -254,8 +254,7 @@ option('virtfs', type: 'feature', value: 'auto',
 option('virtiofsd', type: 'feature', value: 'auto',
        description: 'build virtiofs daemon (virtiofsd)')
 
-option('capstone', type: 'combo', value: 'auto',
-       choices: ['disabled', 'enabled', 'auto', 'system', 'internal'],
+option('capstone', type: 'feature', value: 'auto',
        description: 'Whether and how to find the capstone library')
 option('slirp', type: 'combo', value: 'auto',
        choices: ['disabled', 'enabled', 'auto', 'system', 'internal'],
diff --git a/scripts/ci/setup/build-environment.yml b/scripts/ci/setup/build-environment.yml
index 9182e0c253..232525b91d 100644
--- a/scripts/ci/setup/build-environment.yml
+++ b/scripts/ci/setup/build-environment.yml
@@ -33,10 +33,9 @@
       when:
         - ansible_facts['distribution'] == 'Ubuntu'
 
-    - name: Install basic packages to build QEMU on Ubuntu 18.04/20.04
+    - name: Install basic packages to build QEMU on Ubuntu 20.04
       package:
         name:
-        # Originally from tests/docker/dockerfiles/ubuntu1804.docker
           - ccache
           - gcc
           - gettext
@@ -90,7 +89,7 @@
       when:
         - ansible_facts['distribution'] == 'Ubuntu'
 
-    - name: Install packages to build QEMU on Ubuntu 18.04/20.04 on non-s390x
+    - name: Install packages to build QEMU on Ubuntu 20.04 on non-s390x
       package:
         name:
           - libspice-server-dev
@@ -100,15 +99,6 @@
         - ansible_facts['distribution'] == 'Ubuntu'
         - ansible_facts['architecture'] != 's390x'
 
-    - name: Install basic packages to build QEMU on Ubuntu 18.04
-      package:
-        name:
-        # Originally from tests/docker/dockerfiles/ubuntu1804.docker
-          - clang
-      when:
-        - ansible_facts['distribution'] == 'Ubuntu'
-        - ansible_facts['distribution_version'] == '18.04'
-
     - name: Install basic packages to build QEMU on Ubuntu 20.04
       package:
         name:
diff --git a/scripts/meson-buildoptions.sh b/scripts/meson-buildoptions.sh
index 9b0d151dad..731e5ea1cf 100644
--- a/scripts/meson-buildoptions.sh
+++ b/scripts/meson-buildoptions.sh
@@ -16,9 +16,6 @@ meson_options_help() {
   printf "%s\n" '  --enable-block-drv-whitelist-in-tools'
   printf "%s\n" '                           use block whitelist also in tools instead of only'
   printf "%s\n" '                           QEMU'
-  printf "%s\n" '  --enable-capstone[=CHOICE]'
-  printf "%s\n" '                           Whether and how to find the capstone library'
-  printf "%s\n" '                           (choices: auto/disabled/enabled/internal/system)'
   printf "%s\n" '  --enable-cfi             Control-Flow Integrity (CFI)'
   printf "%s\n" '  --enable-cfi-debug       Verbose errors in case of CFI violation'
   printf "%s\n" '  --enable-debug-mutex     mutex debugging support'
@@ -77,6 +74,7 @@ meson_options_help() {
   printf "%s\n" '  brlapi          brlapi character device driver'
   printf "%s\n" '  bzip2           bzip2 support for DMG images'
   printf "%s\n" '  cap-ng          cap_ng support'
+  printf "%s\n" '  capstone        Whether and how to find the capstone library'
   printf "%s\n" '  cloop           cloop image format support'
   printf "%s\n" '  cocoa           Cocoa user interface (macOS only)'
   printf "%s\n" '  coreaudio       CoreAudio sound support'
@@ -210,7 +208,6 @@ _meson_option_parse() {
     --disable-cap-ng) printf "%s" -Dcap_ng=disabled ;;
     --enable-capstone) printf "%s" -Dcapstone=enabled ;;
     --disable-capstone) printf "%s" -Dcapstone=disabled ;;
-    --enable-capstone=*) quote_sh "-Dcapstone=$2" ;;
     --enable-cfi) printf "%s" -Dcfi=true ;;
     --disable-cfi) printf "%s" -Dcfi=false ;;
     --enable-cfi-debug) printf "%s" -Dcfi_debug=true ;;
diff --git a/tests/docker/dockerfiles/ubuntu1804.docker b/tests/docker/dockerfiles/ubuntu1804.docker
deleted file mode 100644
index b3f2156580..0000000000
--- a/tests/docker/dockerfiles/ubuntu1804.docker
+++ /dev/null
@@ -1,144 +0,0 @@
-# THIS FILE WAS AUTO-GENERATED
-#
-#  $ lcitool dockerfile --layers all ubuntu-1804 qemu
-#
-# https://gitlab.com/libvirt/libvirt-ci
-
-FROM docker.io/library/ubuntu:18.04
-
-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 \
-            bsdmainutils \
-            bzip2 \
-            ca-certificates \
-            ccache \
-            clang \
-            dbus \
-            debianutils \
-            diffutils \
-            exuberant-ctags \
-            findutils \
-            g++ \
-            gcc \
-            gcovr \
-            genisoimage \
-            gettext \
-            git \
-            glusterfs-common \
-            hostname \
-            libaio-dev \
-            libasan5 \
-            libasound2-dev \
-            libattr1-dev \
-            libbrlapi-dev \
-            libbz2-dev \
-            libc6-dev \
-            libcacard-dev \
-            libcap-ng-dev \
-            libcapstone-dev \
-            libcurl4-gnutls-dev \
-            libdaxctl-dev \
-            libdrm-dev \
-            libepoxy-dev \
-            libfdt-dev \
-            libffi-dev \
-            libgbm-dev \
-            libgcrypt20-dev \
-            libglib2.0-dev \
-            libgnutls28-dev \
-            libgtk-3-dev \
-            libibumad-dev \
-            libibverbs-dev \
-            libiscsi-dev \
-            libjemalloc-dev \
-            libjpeg-turbo8-dev \
-            liblttng-ust-dev \
-            liblzo2-dev \
-            libncursesw5-dev \
-            libnfs-dev \
-            libnuma-dev \
-            libpam0g-dev \
-            libpcre2-dev \
-            libpixman-1-dev \
-            libpmem-dev \
-            libpng-dev \
-            libpulse-dev \
-            librbd-dev \
-            librdmacm-dev \
-            libsasl2-dev \
-            libsdl2-dev \
-            libsdl2-image-dev \
-            libseccomp-dev \
-            libselinux1-dev \
-            libsnappy-dev \
-            libspice-protocol-dev \
-            libspice-server-dev \
-            libssh-dev \
-            libsystemd-dev \
-            libtasn1-6-dev \
-            libubsan1 \
-            libudev-dev \
-            libusb-1.0-0-dev \
-            libusbredirhost-dev \
-            libvdeplug-dev \
-            libvirglrenderer-dev \
-            libvte-2.91-dev \
-            libxen-dev \
-            libzstd-dev \
-            llvm \
-            locales \
-            make \
-            multipath-tools \
-            netcat-openbsd \
-            nettle-dev \
-            ninja-build \
-            openssh-client \
-            perl-base \
-            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 \
-            sparse \
-            systemtap-sdt-dev \
-            tar \
-            tesseract-ocr \
-            tesseract-ocr-eng \
-            texinfo \
-            xfslibs-dev \
-            zlib1g-dev && \
-    eatmydata apt-get autoremove -y && \
-    eatmydata apt-get autoclean -y && \
-    sed -Ei 's,^# (en_US\.UTF-8 .*)$,\1,' /etc/locale.gen && \
-    dpkg-reconfigure locales && \
-    dpkg-query --showformat '${Package}_${Version}_${Architecture}\n' --show > /packages.txt && \
-    mkdir -p /usr/libexec/ccache-wrappers && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/c++ && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/cc && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/clang && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/g++ && \
-    ln -s /usr/bin/ccache /usr/libexec/ccache-wrappers/gcc
-
-RUN pip3 install meson==0.56.0
-
-ENV LANG "en_US.UTF-8"
-ENV MAKE "/usr/bin/make"
-ENV NINJA "/usr/bin/ninja"
-ENV PYTHON "/usr/bin/python3"
-ENV CCACHE_WRAPPERSDIR "/usr/libexec/ccache-wrappers"
-# https://bugs.launchpad.net/qemu/+bug/1838763
-ENV QEMU_CONFIGURE_OPTS --disable-libssh
diff --git a/tests/lcitool/refresh b/tests/lcitool/refresh
index 2d198ad281..fb49bbc441 100755
--- a/tests/lcitool/refresh
+++ b/tests/lcitool/refresh
@@ -65,11 +65,6 @@ def generate_cirrus(target, trailer=None):
    cmd = lcitool_cmd + ["variables", target, "qemu"]
    generate(filename, cmd, trailer)
 
-ubuntu1804_skipssh = [
-   "# https://bugs.launchpad.net/qemu/+bug/1838763\n",
-   "ENV QEMU_CONFIGURE_OPTS --disable-libssh\n"
-]
-
 ubuntu2004_tsanhack = [
    "# Apply patch https://reviews.llvm.org/D75820\n",
    "# This is required for TSan in clang-10 to compile with QEMU.\n",
@@ -85,8 +80,6 @@ def debian_cross_build(prefix, targets):
 try:
    generate_dockerfile("centos8", "centos-stream-8")
    generate_dockerfile("fedora", "fedora-35")
-   generate_dockerfile("ubuntu1804", "ubuntu-1804",
-                       trailer="".join(ubuntu1804_skipssh))
    generate_dockerfile("ubuntu2004", "ubuntu-2004",
                        trailer="".join(ubuntu2004_tsanhack))
    generate_dockerfile("opensuse-leap", "opensuse-leap-152")
diff --git a/tests/qtest/libqtest.c b/tests/qtest/libqtest.c
index 228357f1ea..2e49618454 100644
--- a/tests/qtest/libqtest.c
+++ b/tests/qtest/libqtest.c
@@ -19,6 +19,9 @@
 #include <sys/socket.h>
 #include <sys/wait.h>
 #include <sys/un.h>
+#ifdef __linux__
+#include <sys/prctl.h>
+#endif /* __linux__ */
 
 #include "libqtest.h"
 #include "libqmp.h"
@@ -197,11 +200,11 @@ static bool hook_list_is_empty(GHookList *hook_list)
     GHook *hook = g_hook_first_valid(hook_list, TRUE);
 
     if (!hook) {
-        return false;
+        return true;
     }
 
     g_hook_unref(hook_list, hook);
-    return true;
+    return false;
 }
 
 void qtest_add_abrt_handler(GHookFunc fn, const void *data)
@@ -301,6 +304,20 @@ QTestState *qtest_init_without_qmp_handshake(const char *extra_args)
     s->expected_status = 0;
     s->qemu_pid = fork();
     if (s->qemu_pid == 0) {
+#ifdef __linux__
+        /*
+         * Although we register a ABRT handler to kill off QEMU
+         * when g_assert() triggers, we want an extra safety
+         * net. The QEMU process might be non-functional and
+         * thus not have responded to SIGTERM. The test script
+         * might also have crashed with SEGV, in which case the
+         * cleanup handlers won't ever run.
+         *
+         * This PR_SET_PDEATHSIG setup will ensure any remaining
+         * QEMU will get terminated with SIGKILL in these cases.
+         */
+        prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0);
+#endif /* __linux__ */
         if (!g_setenv("QEMU_AUDIO_DRV", "none", true)) {
             exit(1);
         }
diff --git a/tests/vm/netbsd b/tests/vm/netbsd
index 4cc58df130..45aa9a7fda 100755
--- a/tests/vm/netbsd
+++ b/tests/vm/netbsd
@@ -46,7 +46,8 @@ class NetBSDVM(basevm.BaseVM):
         "jpeg",
         "png",
 
-	# libs: ui
+        # libs: ui
+        "capstone",
         "SDL2",
         "gtk3+",
         "libxkbcommon",
diff --git a/tests/vm/openbsd b/tests/vm/openbsd
index dc34b2718b..13c8254214 100755
--- a/tests/vm/openbsd
+++ b/tests/vm/openbsd
@@ -48,7 +48,8 @@ class OpenBSDVM(basevm.BaseVM):
         "jpeg",
         "png",
 
-	# libs: ui
+        # libs: ui
+        "capstone",
         "sdl2",
         "gtk+3",
         "libxkbcommon",