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Re: [PATCH v8 5/7] fuzz: set bits in operand of write/out to zero
From: |
Qiuhao Li |
Subject: |
Re: [PATCH v8 5/7] fuzz: set bits in operand of write/out to zero |
Date: |
Mon, 11 Jan 2021 17:39:30 +0800 |
User-agent: |
Evolution 3.36.4-0ubuntu1 |
On Mon, 2021-01-11 at 10:01 +0100, Philippe Mathieu-Daudé wrote:
> On 1/11/21 7:11 AM, Qiuhao Li wrote:
> > Simplifying the crash cases by opportunistically setting bits in
> > operands of
> > out/write to zero may help to debug, since usually bit one means
> > turn on or
> > trigger a function while zero is the default turn-off setting.
> >
> > Tested Bug 1908062.
>
> Please use the full link as reference:
> https://bugs.launchpad.net/qemu/+bug/1908062
Ok, should I submit a new version patch? Or just change the commit
messages and submit this series again?
Thank you.
>
> (since this series is fully reviewed, can the
> maintainer applying the series do the change
> in place?)
>
> Thanks,
>
> Phil.
>
> > Signed-off-by: Qiuhao Li <Qiuhao.Li@outlook.com>
> > Reviewed-by: Alexander Bulekov <alxndr@bu.edu>
> > Tested-by: Alexander Bulekov <alxndr@bu.edu>
> > ---
> > scripts/oss-fuzz/minimize_qtest_trace.py | 39
> > ++++++++++++++++++++++++
> > 1 file changed, 39 insertions(+)
>
>
- [PATCH v8 0/7] fuzz: improve crash case minimization, Qiuhao Li, 2021/01/11
- [PATCH v8 1/7] fuzz: accelerate non-crash detection, Qiuhao Li, 2021/01/11
- [PATCH v8 2/7] fuzz: double the IOs to remove for every loop, Qiuhao Li, 2021/01/11
- [PATCH v8 3/7] fuzz: split write operand using binary approach, Qiuhao Li, 2021/01/11
- [PATCH v8 4/7] fuzz: remove IO commands iteratively, Qiuhao Li, 2021/01/11
- [PATCH v8 5/7] fuzz: set bits in operand of write/out to zero, Qiuhao Li, 2021/01/11
[PATCH v8 6/7] fuzz: add minimization options, Qiuhao Li, 2021/01/11
[PATCH v8 7/7] fuzz: heuristic split write based on past IOs, Qiuhao Li, 2021/01/11