xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
From: Wei Liu <wei.liu2@citrix.com>
To: Xen-devel <xen-devel@lists.xenproject.org>
Cc: Wei Liu <wei.liu2@citrix.com>
Subject: [PATCH v4 12/12] fuzz: update README.afl example
Date: Fri, 3 Feb 2017 11:53:14 +0000	[thread overview]
Message-ID: <20170203115314.19955-13-wei.liu2@citrix.com> (raw)
In-Reply-To: <20170203115314.19955-1-wei.liu2@citrix.com>

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
---
 tools/fuzz/README.afl | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/fuzz/README.afl b/tools/fuzz/README.afl
index 431b4a8cbf..68e0fa396f 100644
--- a/tools/fuzz/README.afl
+++ b/tools/fuzz/README.afl
@@ -20,9 +20,10 @@ Use the x86 instruction emulator fuzzer as an example.
    $ make distclean
    $ make CC=$AFLPATH/afl-gcc afl # produces afl-x86-insn-emulator-fuzzer
 
-3. provide initial test case:
+3. provide initial test case (fuzzer dependent, see afl-*.c):
    $ mkdir testcase_dir
-   $ echo -n -e '\xc3' > testcase_dir/ret.bin
+   $ dd if=/dev/urandom of=testcase_dir/rand.bin \
+       bs=`./afl-x86-insn-emulator-fuzzer --min-input-size` count=1
 
 4. run the fuzzer with AFL:
    $ $AFLPATH/afl-fuzz -m none -t 1000 -i testcase_dir -o findings_dir -- \
-- 
2.11.0


_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
https://lists.xen.org/xen-devel

  parent reply	other threads:[~2017-02-03 12:16 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-03 11:53 [PATCH v4 00/12] fuzz: update x86emul fuzzer Wei Liu
2017-02-03 11:53 ` [PATCH v4 01/12] x86emul/test: add missing dependency for x86_emulate.o Wei Liu
2017-02-03 12:11   ` Wei Liu
2017-02-03 13:38   ` Jan Beulich
2017-02-03 11:53 ` [PATCH v4 02/12] fuzz/x86emul: use macro to reduce repetition in Makefile Wei Liu
2017-02-03 13:41   ` Jan Beulich
2017-02-03 11:53 ` [PATCH v4 03/12] x86: extract macros to x86-defns.h Wei Liu
2017-02-03 11:53 ` [PATCH v4 04/12] x86: extract vendor numeric id to x86-vendors.h Wei Liu
2017-02-03 11:53 ` [PATCH v4 05/12] x86emul/test: use x86-vendors.h Wei Liu
2017-02-03 13:45   ` Jan Beulich
2017-02-03 11:53 ` [PATCH v4 06/12] x86emul: use eflags definitions in x86-defns.h Wei Liu
2017-02-03 11:53 ` [PATCH v4 07/12] x86emul: use msr definitions in msr-index.h Wei Liu
2017-02-03 11:53 ` [PATCH v4 08/12] x86: add UMIP CR4 bit Wei Liu
2017-02-03 11:53 ` [PATCH v4 09/12] x86emul: use CR definitions in x86-defns.h Wei Liu
2017-02-03 11:53 ` [PATCH v4 10/12] fuzz/x86emul: update fuzzer Wei Liu
2017-02-06  8:17   ` Jan Beulich
2017-02-03 11:53 ` [PATCH v4 11/12] fuzz/x86emul: print out minimal input size Wei Liu
2017-02-03 11:53 ` Wei Liu [this message]
2017-02-06 10:29 ` [PATCH v4 00/12] fuzz: update x86emul fuzzer Wei Liu

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170203115314.19955-13-wei.liu2@citrix.com \
    --to=wei.liu2@citrix.com \
    --cc=xen-devel@lists.xenproject.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).