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Fri, 12 Feb 2021 06:47:40 -0800 (PST) MIME-Version: 1.0 References: <20210211153353.29094-4-vincenzo.frascino@arm.com> <202102120313.OhKsJZ59-lkp@intel.com> <23dcb10a-7fc2-375d-2234-49f48461a612@arm.com> In-Reply-To: <23dcb10a-7fc2-375d-2234-49f48461a612@arm.com> From: Andrey Konovalov Date: Fri, 12 Feb 2021 15:47:29 +0100 Message-ID: Subject: Re: [PATCH v13 3/7] kasan: Add report for async mode To: Vincenzo Frascino Cc: Linux ARM , LKML , kasan-dev , kbuild-all@lists.01.org, Andrew Morton , Linux Memory Management List , Catalin Marinas , Will Deacon , Dmitry Vyukov , Andrey Ryabinin , kernel test robot Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: D3D80A0009CE X-Stat-Signature: wff6upszxpfjowm3dqrynjsx8aefwob1 Received-SPF: none (google.com>: No applicable sender policy available) receiver=imf07; identity=mailfrom; envelope-from=""; helo=mail-pg1-f182.google.com; client-ip=209.85.215.182 X-HE-DKIM-Result: pass/pass X-HE-Tag: 1613141260-406393 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 Fri, Feb 12, 2021 at 12:21 PM Vincenzo Frascino wrote: > > Hi Andrey, > > On 2/11/21 8:13 PM, Andrey Konovalov wrote: > >>>> riscv64-linux-ld: report.c:(.text+0x5c4): undefined reference to `kasan_flag_async' > > Let's do something like this (untested): > > > > https://github.com/xairy/linux/commit/91354d34b30ceedbc1b6417f1ff253de90618a97 > > Could you reproduce this? I tried yesterday before posting the patches and my > conclusion was that kbuild robot is testing on the wrong tree. > > I give it another go today, if you have more details based on your testing feel > free to share. I haven't tried reproducing, but the error makes sense. There's no definition of kasan_flag_async for KASAN modes other than HW_TAGS.