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    SubjectRe: perf: perf_fuzzer quickly locks up on 4.15-rc7
    On Tue, Jan 09, 2018 at 08:44:23AM -0500, Vince Weaver wrote:
    > On Tue, 9 Jan 2018, Peter Zijlstra wrote:
    >
    > > So remind me again, how are you running that fuzzer? I'm running
    > > ./fast_repro99.sh as root.
    >
    > I'm running ./fast_repro98.sh on a regular haswell machine with paranoid
    > set to "0".

    I'm seeing things like:

    Cannot open /sys/kernel/tracing/kprobe_events

    this is likely caused by me not having anything mounted there. Rostedt
    provided the magic incantation to make that work, I'll go try now.

    At least I seem to have cured all lockdep splats.. of course, the moment
    I hit send on this someone bad is bound to happen.

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