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Mon, 21 Sep 2020 12:50:28 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Nick Desaulniers Date: Mon, 21 Sep 2020 12:50:17 -0700 Message-ID: Subject: =?UTF-8?B?UmU6IGVycm9yOiByZWRlZmluaXRpb24gb2Yg4oCYZGF4X3N1cHBvcnRlZOKAmQ==?= To: Dan Williams Content-Type: text/plain; charset="UTF-8" X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dave Jiang , "kernelci.org bot" , linux-nvdimm , LKML , clang-built-linux , Vishal Verma , linuxppc-dev Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Mon, Sep 21, 2020 at 11:47 AM Dan Williams wrote: > > On Mon, Sep 21, 2020 at 11:35 AM Nick Desaulniers > wrote: > > > > Hello DAX maintainers, > > I noticed our PPC64LE builds failing last night: > > https://travis-ci.com/github/ClangBuiltLinux/continuous-integration/jobs/388047043 > > https://travis-ci.com/github/ClangBuiltLinux/continuous-integration/jobs/388047056 > > https://travis-ci.com/github/ClangBuiltLinux/continuous-integration/jobs/388047099 > > and looking on lore, I see a fresh report from KernelCI against arm: > > https://lore.kernel.org/linux-next/?q=dax_supported > > > > Can you all please take a look? More concerning is that I see this > > failure on mainline. It may be interesting to consider how this was > > not spotted on -next. > > The failure is fixed with commit 88b67edd7247 ("dax: Fix compilation > for CONFIG_DAX && !CONFIG_FS_DAX"). I rushed the fixes that led to > this regression with insufficient exposure because it was crashing all > users. I thought the 2 kbuild-robot reports I squashed covered all the > config combinations, but there was a straggling report after I sent my > -rc6 pull request. > > The baseline process escape for all of this was allowing a unit test > triggerable insta-crash upstream in the first instance necessitating > an urgent fix. No worries; just checking that failures are root-caused. I see it on top of v5.9-rc6: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/. I don't see it on -next today, but assume it will be there tomorrow. Thanks for the info. -- Thanks, ~Nick Desaulniers