linux-kernel - Re: [PATCH] tracing/kprobes: Check whether get_kretprobe() returns NULL in kretprobe

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Message-ID: <3d535ae1-69cd-dbae-32f6-7d571a88c2d8@iogearbox.net>
Date:   Fri, 17 Jun 2022 10:26:40 +0200
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>, Yonghong Song <yhs@...com>,
        bpf <bpf@...r.kernel.org>, Kernel Team <kernel-team@...com>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] tracing/kprobes: Check whether get_kretprobe() returns
 NULL in kretprobe_dispatcher()

On 6/8/22 3:10 PM, Steven Rostedt wrote:
> On Wed, 8 Jun 2022 14:38:39 +0200
> Daniel Borkmann <daniel@...earbox.net> wrote:
> 
>>>>> Signed-off-by: Masami Hiramatsu (Google) <mhiramat@...nel.org>
>>>>
>>>> Steven, I presume you'll pick this fix up?
>>>
>>> I'm currently at Embedded/Kernel Recipes, but yeah, I'll take a look at it. (Just need to finish my slides first ;-)
>>
>> Ok, thanks. If I don't hear back I presume you'll pick it up then.
> 
> Yeah, I'm way behind due to the conference. And I'll be on PTO from
> tomorrow and back on Tuesday. And registration for Linux Plumbers is
> supposed to open today (but of course there's issues with that!), thus, I'm
> really have too much on my plate today :-p

Steven, we still have this in our patchwork for tracking so it doesn't fall
off the radar. The patch is 3 weeks old by now. Has this been picked up yet,
or do you want to Ack and we ship the fix via bpf tree? Just asking as I
didn't see any further updates ever since.

Thanks,
Daniel