tree b22dc0425dfb82e047d19723274135dae2014c53
parent 247ab240c2aa391c611a5cf7b79226b89722d53e
author Qiuhao Li <Qiuhao.Li@outlook.com> 1610345510 +0800
committer Thomas Huth <thuth@redhat.com> 1610373561 +0100

fuzz: set bits in operand of write/out to zero

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 https://bugs.launchpad.net/qemu/+bug/1908062

Signed-off-by: Qiuhao Li <Qiuhao.Li@outlook.com>
Reviewed-by: Alexander Bulekov <alxndr@bu.edu>
Tested-by: Alexander Bulekov <alxndr@bu.edu>
Message-Id: <SYCPR01MB3502C84B6346A3E3DE708C7BFCAB0@SYCPR01MB3502.ausprd01.prod.outlook.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>