Re: possible deadlock in perf_trace_destroy (2)

From: Dmitry Vyukov
Date: Tue Jan 23 2018 - 02:38:15 EST


On Tue, Jan 23, 2018 at 12:19 AM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
> On Mon, Jan 22, 2018 at 05:20:13PM -0500, Steven Rostedt wrote:
>>
>> Peter,
>>
>> Isn't this the same as what you mentioned (and had a hack patch for)
>> before?
>>
>> http://lkml.kernel.org/r/20180109133651.GB2369@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>>
>
> Looks like it. Just haven't managed to get those patches merged. I'll
> try and get that sorted tomorrow. Thanks for the reminder.

Please add the following tag to the commit:
Reported-by: syzbot+c9695f0404c72c8f0b7abbac660d986af9008fc5@xxxxxxxxxxxxxxxxxxxxxxxxx
It will help syzbot understand when the bug is fixed.