linux-kernel - Re: [PATCH v5] tracepoint: Do not fail unregistering a probe due to memory failure

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Message-ID: <20210130093626.0b7b3b1b@oasis.local.home>
Date:   Sat, 30 Jan 2021 09:36:26 -0500
From:   Steven Rostedt <rostedt@...dmis.org>
To:     Alexey Kardashevskiy <aik@...abs.ru>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
        Matt Mullins <mmullins@...x.us>, paulmck <paulmck@...nel.org>,
        Ingo Molnar <mingo@...hat.com>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        Andrii Nakryiko <andriin@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...omium.org>,
        Kees Cook <keescook@...omium.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>
Subject: Re: [PATCH v5] tracepoint: Do not fail unregistering a probe due to
 memory failure

On Sat, 30 Jan 2021 23:30:18 +1100
Alexey Kardashevskiy <aik@...abs.ru> wrote:

> I still need the following chunk (same "if (it_func_ptr)" as in the v2's 
> reply) in order to stop crashes:
> 
> 

And this is on powerpc, correct?

Do you still have the same crash with v3 (that's the one I'm going to
go with for now.)

 https://lore.kernel.org/r/20201118093405.7a6d2290@gandalf.local.home

Thanks,

-- Steve