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[209.85.220.65]) by mx.google.com with SMTPS id p9sor2750615wrq.21.2019.02.02.03.52.37 for (Google Transport Security); Sat, 02 Feb 2019 03:52:38 -0800 (PST) Received-SPF: pass (google.com: domain of zenghuiyu96@gmail.com designates 209.85.220.65 as permitted sender) client-ip=209.85.220.65; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=RD7FJlwk; spf=pass (google.com: domain of zenghuiyu96@gmail.com designates 209.85.220.65 as permitted sender) smtp.mailfrom=zenghuiyu96@gmail.com; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Ksj9lR9aCRIAxKlY5wuozGKeWj7FX+QSVWoU3V6r49Y=; b=RD7FJlwk6dyu39zhTyejr6x+hkwOVQLzObRwjw3svckwdOAWEs5qlUrGI1WrTULLt9 aYRPIC5yuOm9OVhGUV3GkbFTHfBe+WzgJQxlF4MK+cEDAUPasp1IL6qKY9E56GIu3eIE t9I/XWdoXItZ7PBhvjf6IPMpO/qZFYqgO0/zIUKSjtDuL3B10U3mNz+xRye/+5arTWbp cvx8anxgNUhV+E/vVV3tMVYS65UdgjkkrR1oPDjCZK/GFg9SB+zsrVzFWwMJaxvBKJfW 1t4IWaM3PMJu0rPTRPkk/ndWEdwRa17+80zxyXshudN1aCwoEO3tTJqMVhuvTXcL420G DeVg== X-Google-Smtp-Source: ALg8bN7Q+G/hi+qkocjZsl7fVgDev5XTi14ZjGY4GY5hfNitqwJGIst7JcbcD7FPrgU4cCmgN2pXACrXWp4EDOH1iak= X-Received: by 2002:adf:ae1a:: with SMTP id x26mr41120668wrc.0.1549108357587; Sat, 02 Feb 2019 03:52:37 -0800 (PST) MIME-Version: 1.0 References: <20190121175842.0f526757@vmware.local.home> In-Reply-To: From: Zenghui Yu Date: Sat, 2 Feb 2019 19:52:24 +0800 Message-ID: Subject: Re: [RESEND BUG REPORT] System hung! Due to ftrace or KASAN? To: Andrew Morton , Dmitry Vyukov Cc: Linux-MM , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , "the arch/x86 maintainers" , linux-trace-devel@vger.kernel.org, kasan-dev , "open list:KERNEL BUILD + fi..." , LKML , Andrey Konovalov , Andrey Ryabinin , Linus Torvalds , Christoph Lameter , Mark Rutland , Will Deacon , Steven Rostedt Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Jan 29, 2019 at 9:16 PM Dmitry Vyukov wrote: > > On Tue, Jan 29, 2019 at 1:27 AM Andrew Morton wrote: > > > > On Mon, 21 Jan 2019 10:36:25 +0100 Dmitry Vyukov wrote: > > > > > > Thanks Dmitry! I'll try to test this commit tomorrow. > > > > > > > > BTW, I have bisect-ed and tested for this issue today. Finally it turned out > > > > that > > > > bffa986c6f80e39d9903015fc7d0d99a66bbf559 is the first bad commit. > > > > So I'm wondering if anywhere need to be fixed in commit bffa986c6f80 ("kasan: > > > > move common generic and tag-based code to common.c"). > > > > > > Thanks for bisecting. I think we have understanding of what happens > > > here and it's exactly this that needs to be fixed: > > > https://groups.google.com/d/msg/kasan-dev/g8A8PLKCyoE/vXnirYEnCAAJ > > > And this commit already fixes it. > > > > Has that been sent in my direction? I can't find it. > > > > If sending it please add > > > > Tested-by: Dmitry Vyukov > > Acked-by: Steven Rostedt (VMware) > Also, Tested-by: Zenghui Yu on x86 machines, if need :) Thanks! > > Yes, it's here (State: New): > https://lore.kernel.org/patchwork/patch/1024393/ > > This page says it was mailed to linux-mm mailing list too: > https://groups.google.com/forum/#!topic/kasan-dev/g8A8PLKCyoE > > But I can't find linux-mm archives here: > http://vger.kernel.org/vger-lists.html > > How can I add a tag to an existing change under review? Patchwork does > not show something like "add Tested-by: me tag" to me on the patch > page. > > Patchwork shows Todo list on the main page with "Your todo list > contains patches that have been delegated to you". But I don't see an > option to delegate this patch to you either...