Re: [PATCH v6 14/16] fuzz: add generic-fuzz configs for oss-fuzz

From: Darren Kenny <darren.kenny@oracle.com>
To: Alexander Bulekov <alxndr@bu.edu>, qemu-devel@nongnu.org
Cc: Laurent Vivier <lvivier@redhat.com>,
	Thomas Huth <thuth@redhat.com>,
	f4bug@amsat.org, Alexander Bulekov <alxndr@bu.edu>,
	bsd@redhat.com, stefanha@redhat.com, pbonzini@redhat.com,
	dimastep@yandex-team.ru
Subject: Re: [PATCH v6 14/16] fuzz: add generic-fuzz configs for oss-fuzz
Date: Thu, 22 Oct 2020 10:15:37 +0100	[thread overview]
Message-ID: <m2tuum7hae.fsf@oracle.com> (raw)
In-Reply-To: <20201021210922.572955-15-alxndr@bu.edu>

On Wednesday, 2020-10-21 at 17:09:20 -04, Alexander Bulekov wrote:
> Predefine some generic-fuzz configs. For each of these, we will create a
> separate FuzzTarget that can be selected through argv0 and, therefore,
> fuzzed on oss-fuzz.
>
> Signed-off-by: Alexander Bulekov <alxndr@bu.edu>

Reviewed-by: Darren Kenny <darren.kenny@oracle.com>

> ---
>  tests/qtest/fuzz/generic_fuzz_configs.h | 121 ++++++++++++++++++++++++
>  1 file changed, 121 insertions(+)
>  create mode 100644 tests/qtest/fuzz/generic_fuzz_configs.h
>
> diff --git a/tests/qtest/fuzz/generic_fuzz_configs.h b/tests/qtest/fuzz/generic_fuzz_configs.h
> new file mode 100644
> index 0000000000..c4d925f9e6
> --- /dev/null
> +++ b/tests/qtest/fuzz/generic_fuzz_configs.h
> @@ -0,0 +1,121 @@
> +/*
> + * Generic Virtual-Device Fuzzing Target Configs
> + *
> + * Copyright Red Hat Inc., 2020
> + *
> + * Authors:
> + *  Alexander Bulekov   <alxndr@bu.edu>
> + *
> + * This work is licensed under the terms of the GNU GPL, version 2 or later.
> + * See the COPYING file in the top-level directory.
> + */
> +
> +#ifndef GENERIC_FUZZ_CONFIGS_H
> +#define GENERIC_FUZZ_CONFIGS_H
> +
> +#include "qemu/osdep.h"
> +
> +typedef struct generic_fuzz_config {
> +    const char *name, *args, *objects;
> +} generic_fuzz_config;
> +
> +const generic_fuzz_config predefined_configs[] = {
> +    {
> +        .name = "virtio-net-pci-slirp",
> +        .args = "-M q35 -nodefaults "
> +        "-device virtio-net,netdev=net0 -netdev user,id=net0",
> +        .objects = "virtio*",
> +    },{
> +        .name = "virtio-blk",
> +        .args = "-machine q35 -device virtio-blk,drive=disk0 "
> +        "-drive file=null-co://,id=disk0,if=none,format=raw",
> +        .objects = "virtio*",
> +    },{
> +        .name = "virtio-scsi",
> +        .args = "-machine q35 -device virtio-scsi,num_queues=8 "
> +        "-device scsi-hd,drive=disk0 "
> +        "-drive file=null-co://,id=disk0,if=none,format=raw",
> +        .objects = "scsi* virtio*",
> +    },{
> +        .name = "virtio-gpu",
> +        .args = "-machine q35 -nodefaults -device virtio-gpu",
> +        .objects = "virtio*",
> +    },{
> +        .name = "virtio-vga",
> +        .args = "-machine q35 -nodefaults -device virtio-vga",
> +        .objects = "virtio*",
> +    },{
> +        .name = "virtio-rng",
> +        .args = "-machine q35 -nodefaults -device virtio-rng",
> +        .objects = "virtio*",
> +    },{
> +        .name = "virtio-balloon",
> +        .args = "-machine q35 -nodefaults -device virtio-balloon",
> +        .objects = "virtio*",
> +    },{
> +        .name = "virtio-serial",
> +        .args = "-machine q35 -nodefaults -device virtio-serial",
> +        .objects = "virtio*",
> +    },{
> +        .name = "virtio-mouse",
> +        .args = "-machine q35 -nodefaults -device virtio-mouse",
> +        .objects = "virtio*",
> +    },{
> +        .name = "e1000",
> +        .args = "-M q35 -nodefaults "
> +        "-device e1000,netdev=net0 -netdev user,id=net0",
> +        .objects = "e1000",
> +    },{
> +        .name = "e1000e",
> +        .args = "-M q35 -nodefaults "
> +        "-device e1000e,netdev=net0 -netdev user,id=net0",
> +        .objects = "e1000e",
> +    },{
> +        .name = "cirrus-vga",
> +        .args = "-machine q35 -nodefaults -device cirrus-vga",
> +        .objects = "cirrus*",
> +    },{
> +        .name = "bochs-display",
> +        .args = "-machine q35 -nodefaults -device bochs-display",
> +        .objects = "bochs*",
> +    },{
> +        .name = "intel-hda",
> +        .args = "-machine q35 -nodefaults -device intel-hda,id=hda0 "
> +        "-device hda-output,bus=hda0.0 -device hda-micro,bus=hda0.0 "
> +        "-device hda-duplex,bus=hda0.0",
> +        .objects = "intel-hda",
> +    },{
> +        .name = "ide-hd",
> +        .args = "-machine q35 -nodefaults "
> +        "-drive file=null-co://,if=none,format=raw,id=disk0 "
> +        "-device ide-hd,drive=disk0",
> +        .objects = "ahci*",
> +    },{
> +        .name = "floppy",
> +        .args = "-machine pc -nodefaults -device floppy,id=floppy0 "
> +        "-drive id=disk0,file=null-co://,file.read-zeroes=on,if=none "
> +        "-device floppy,drive=disk0,drive-type=288",
> +        .objects = "fd* floppy*",
> +    },{
> +        .name = "xhci",
> +        .args = "-machine q35 -nodefaults "
> +        "-drive file=null-co://,if=none,format=raw,id=disk0 "
> +        "-device qemu-xhci,id=xhci -device usb-tablet,bus=xhci.0 "
> +        "-device usb-bot -device usb-storage,drive=disk0 "
> +        "-chardev null,id=cd0 -chardev null,id=cd1 "
> +        "-device usb-braille,chardev=cd0 -device usb-ccid -device usb-ccid "
> +        "-device usb-kbd -device usb-mouse -device usb-serial,chardev=cd1 "
> +        "-device usb-tablet -device usb-wacom-tablet -device usb-audio",
> +        .objects = "*usb* *uhci* *xhci*",
> +    },{
> +        .name = "pc-i440fx",
> +        .args = "-machine pc",
> +        .objects = "*",
> +    },{
> +        .name = "pc-q35",
> +        .args = "-machine q35",
> +        .objects = "*",
> +    }
> +};
> +
> +#endif
> -- 
> 2.28.0