lkml.org 
[lkml]   [2014]   [Jul]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [RFC/PATCH RESEND -next 05/21] x86: cpu: don't sanitize early stages of a secondary CPU boot
    On 07/09/14 23:33, Andi Kleen wrote:
    > Andrey Ryabinin <a.ryabinin@samsung.com> writes:
    >
    >> Instrumentation of this files may result in unbootable machine.
    >
    > This doesn't make sense. Is the code not NMI safe?
    > If yes that would need to be fixed because
    >
    > Please debug more.
    >

    Sure.
    It turns out that KASAN_SANITIZE_perf_event.o := n is not needed here.
    The problem only with common.c

    > perf is a common source of bugs (see Vice Weaver's fuzzer results),
    > so it would be good to have this functionality for it.
    >
    > -Andi
    >



    \
     
     \ /
      Last update: 2014-07-10 16:01    [W:4.034 / U:0.328 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site