Re: [PULL 000/113] First batch of misc (i386, kernel-doc, memory, vl.c) changes for QEMU 6.0

[Peter Maydell]

On Wed, 2 Dec 2020 at 08:17, Paolo Bonzini <pbonzini@redhat.com> wrote:
>
> The following changes since commit 944fdc5e27a5b5adbb765891e8e70e88ba9a00ec:
>
>   Merge remote-tracking branch 'remotes/elmarco/tags/libslirp-pull-request' 
> into staging (2020-11-27 17:09:55 +0000)
>
> are available in the Git repository at:
>
>   https://gitlab.com/bonzini/qemu.git tags/for-upstream
>
> for you to fetch changes up to 3e2a7a449bd4ebf90550ca51d57bc17227f19013:
>
>   scripts: kernel-doc: remove unnecesssary change wrt Linux (2020-12-01 
> 04:54:11 -0500)
>
> ----------------------------------------------------------------
> * Fix for NULL segments (Bin Meng)
> * Support for 32768 CPUs on x86 without IOMMU (David)
> * PDEP/PEXT fix and testcase (myself)
> * Remove bios_name and ram_size globals (myself)
> * qemu_init rationalization (myself)
> * Update kernel-doc (myself + upstream patches)
> * Propagate MemTxResult across DMA and PCI functions (Philippe)
> * Remove master/slave when applicable (Philippe)
> * WHPX support for in-kernel irqchip (Sunil)
>
> ----------------------------------------------------------------


Generates new warnings running 'make check' on a clang sanitizer build:

MALLOC_PERTURB_=${MALLOC_PERTURB_:-$(( ${RANDOM:-0} % 255 + 1))}
QTEST_QEMU_IMG=./qemu-img
G_TEST_DBUS_DAEMON=/home/petmay01/linaro/qemu-for-merges/tests/dbus-vmstate-daemon.sh
QTEST_QEMU_BINARY=./qemu-system-i386 tests/qtest/bios-tables-test
--tap -k

Looking for expected file 'tests/data/acpi/pc/FACP'
Using expected file 'tests/data/acpi/pc/FACP'
Looking for expected file 'tests/data/acpi/pc/APIC'
[...]
PASS 2 qtest-i386/bios-tables-test /i386/acpi/q35
../../target/i386/kvm.c:4597:49: runtime error: member access within
null pointer of type 'X86CPU' (aka 'struct X86CPU')

Looking for expected file 'tests/data/acpi/microvm/FACP'
Using expected file 'tests/data/acpi/microvm/FACP'
Looking for expected file 'tests/data/acpi/microvm/APIC'
Using expected file 'tests/data/acpi/microvm/APIC'
Looking for expected file 'tests/data/acpi/microvm/DSDT'
Using expected file 'tests/data/acpi/microvm/DSDT'
PASS 3 qtest-i386/bios-tables-test /i386/acpi/microvm

(repeated for 2 other tests in bios-tables-test, and then again
for the x86-64 version of the test).

Also compile errors trying to build test-i386-bmi2:

make[2]: Entering directory
'/home/petmay01/linaro/qemu-for-merges/build/all-linux-static/tests/tcg/i386-linux-user'
/home/petmay01/linaro/qemu-for-merges/tests/docker/docker.py --engine
auto cc --cc gcc -i qemu/fedora-i386-cross -s
/home/petmay01/linaro/qemu-for-merges --   -Wall -O0 -g
-fno-strict-aliasing -m32
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c
-o test-i386-bmi2  -static
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:
In function 'main':
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
   38 | }
      | ^
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:38:1:
warning: unsupported size for integer register
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:
Assembler messages:
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:12:
Error: invalid instruction suffix for `pext'
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:15:
Error: invalid instruction suffix for `pdep'
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:18:
Error: invalid instruction suffix for `pext'
/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c:21:
Error: invalid instruction suffix for `pdep'
Traceback (most recent call last):
  File "/home/petmay01/linaro/qemu-for-merges/tests/docker/docker.py",
line 709, in <module>
    sys.exit(main())
  File "/home/petmay01/linaro/qemu-for-merges/tests/docker/docker.py",
line 705, in main
    return args.cmdobj.run(args, argv)
  File "/home/petmay01/linaro/qemu-for-merges/tests/docker/docker.py",
line 627, in run
    as_user=True)
  File "/home/petmay01/linaro/qemu-for-merges/tests/docker/docker.py",
line 382, in run
    quiet=quiet)
  File "/home/petmay01/linaro/qemu-for-merges/tests/docker/docker.py",
line 244, in _do_check
    return subprocess.check_call(self._command + cmd, **kwargs)
  File "/usr/lib/python3.6/subprocess.py", line 311, in check_call
    raise CalledProcessError(retcode, cmd)

subprocess.CalledProcessError: Command '['docker', 'run', '--rm',
'--label', 'com.qemu.instance.uuid=a55882dc7c714411821263fb2c8159bf',
'-u', '1000', '-w',
'/home/petmay01/linaro/qemu-for-merges/build/all-linux-static/tests/tcg/i386-linux-user',
'-v', 
'/home/petmay01/linaro/qemu-for-merges/build/all-linux-static/tests/tcg/i386-linux-user:/home/petmay01/linaro/qemu-for-merges/build/all-linux-static/tests/tcg/i386-linux-user:rw',
'-v', 
'/home/petmay01/linaro/qemu-for-merges:/home/petmay01/linaro/qemu-for-merges:ro,z',
'qemu/fedora-i386-cross', 'gcc', '-Wall', '-O0', '-g',
'-fno-strict-aliasing', '-m32',
'/home/petmay01/linaro/qemu-for-merges/tests/tcg/i386/test-i386-bmi2.c',
'-o', 'test-i386-bmi2', '-static']' returned non-zero exit status 1.
filter=--filter=label=com.qemu.instance.uuid=a55882dc7c714411821263fb2c8159bf
../Makefile.target:103: recipe for target 'test-i386-bmi2' failed
make[2]: *** [test-i386-bmi2] Error 1
make[2]: Leaving directory
'/home/petmay01/linaro/qemu-for-merges/build/all-linux-static/tests/tcg/i386-linux-user'
/home/petmay01/linaro/qemu-for-merges/tests/tcg/Makefile.qemu:64:
recipe for target 'docker-build-guest-tests' failed
make[1]: *** [docker-build-guest-tests] Error 2
/home/petmay01/linaro/qemu-for-merges/tests/Makefile.include:54:
recipe for target 'build-tcg-tests-i386-linux-user' failed
make: *** [build-tcg-tests-i386-linux-user] Error 2


thanks
-- PMM