Messages in this thread | | | Date | Mon, 11 Oct 2021 14:07:15 +0100 | From | Lee Jones <> | Subject | Re: [syzbot] KASAN: stack-out-of-bounds Read in profile_pc |
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On Thu, 03 Jun 2021, Andi Kleen wrote:
> > > True, ftrace does have function profiling (function_profile_enabled). > > > > Steve, is there a way to enable that on the kernel cmdline? > > That's not really comparable. function profiling has a lot more overhead. > Also there is various code which has ftrace instrumentation disabled. > > I don't think why you want to kill the old profiler. It's rarely used, but > when you need it usually works. It's always good to have simple fall backs. > And it's not that it's a lot of difficult code.
sysbot is still sending out reports on this:
https://syzkaller.appspot.com/bug?id=00c965d957410afc0d40cac5343064e0a98b9ecd
Are you guys still planning on sending out a fix?
Is there anything I can do to help?
-- Lee Jones [李琼斯] Senior Technical Lead - Developer Services Linaro.org │ Open source software for Arm SoCs Follow Linaro: Facebook | Twitter | Blog
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