Re: bpf-next hang+kasan uaf refcount acquire splat when running test_progs

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On 4/20/23 8:00 PM, Eduard Zingerman wrote:
> On Thu, 2023-04-20 at 19:54 -0400, Dave Marchevsky wrote:
>> Hi Eduard and Florian, thanks for finding this issue. I am looking into the
>> bpf_refcount side of things, and IIUC Eduard just submitted a series fixing
>> __retval / test infra.
>>
>> I'm having trouble reproducing the refcount-specific splats, would you mind
>> sharing .config?
> 
> Here is what I use:
> https://gist.github.com/eddyz87/6c13e1783b5ae4b11b2d9e29fbe5ee49

After looking at your __retval fix series I understand why
I couldn't repro. I didn’t realize the __retval issue was that
the tests weren’t being run _at all_. I thought they were just 
always reporting success. My mistake, able to repro now.



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