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Re: [Xen-devel] [PATCH v3 10/12] fuzz/x86_emulate: Add --rerun option to try to track down instability



>>> On 10.10.17 at 20:44, <andrew.cooper3@xxxxxxxxxx> wrote:
> On 10/10/17 17:20, George Dunlap wrote:
>> +            if ( state[0].elem != state[1].elem ) \
>> +                printf(#elem " differ: %lx != %lx\n", \
>> +                       (unsigned long)state[0].elem, \
>> +                       (unsigned long)state[1].elem)
>> +            PINE(regs.r15);
> 
> Hmm - this is going to cause problems for the 32bit build.  I can't
> think of an easy suggestion to fix it.

The fuzzer isn't being built as a 32-bit binary:

ifeq ($(CONFIG_X86_64),y)
x86-insn-fuzz-all: x86-insn-fuzzer.a fuzz-emul.o afl
else
x86-insn-fuzz-all:
endif

Jan


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