2017-05-04 18:37 GMT+08:00 Paolo Bonzini <pbonzini@xxxxxxxxxx>: > > > On 04/05/2017 11:37, Wanpeng Li wrote: >> >> The kvm-unit-tests/vmx.flat fails against instruction(mwait) intercept test. >> >> Test suite: instruction intercept >> Unhandled exception 13 #GP at ip 0000000000402397 >> error_code=0000 rflags=00010012 cs=00000008 >> rax=0000000000000000 rcx=0000000004006172 rdx=0000000000402397 rbx=000000000041427d >> rbp=0000000007ff8fdf rsi=0000000000000000 rdi=0000000000000004 >> r8=000000000000000a r9=00000000000003f8 r10=0000000000000000 r11=0000000000000000 >> r12=0000000000000000 r13=0000000000000000 r14=0000000000000000 r15=0000000000000000 >> cr0=0000000080010031 cr2=0000000000000000 cr3=0000000007fff000 cr4=0000000000002020 >> cr8=0000000000000000 >> STACK: @402397 401102 400459 > > The problem is simply that the tests were not clearing eax/ecx/edx. You are right, thanks for pointing out this. :) Regards, Wanpeng Li