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De Francesco" , llvm@lists.linux.dev, kbuild-all@lists.01.org, Linux Memory Management List , Andrew Morton Content-Type: text/plain; charset="UTF-8" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1664925907; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=1SR11w2k/B9xoBwpvZGf3uCZd3F3Lb/iGIIfd8Lx/nc=; b=G7W9cuqVriwm9la05OdoFWaW1++sJk93uzrk16Bg/0Ww3kzn+ncMI7kQtKCkUSvOgEKhJ0 hNI159k8wo5zM6swYMSmhWH5F/dL3039VRNeyowHNz+4LIRsZPw5XOQMc1WsO7PN4KvUxX +PmZXU4k8B74bo9BFsIk4FRJoM158kk= ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=cQ90SQaq; spf=pass (imf23.hostedemail.com: domain of ndesaulniers@google.com designates 209.85.215.174 as permitted sender) smtp.mailfrom=ndesaulniers@google.com; dmarc=pass (policy=reject) header.from=google.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1664925907; a=rsa-sha256; cv=none; b=LYhp5Nhj5RWkWCJhQBOP9bK8IdJEfe5gUbTP3xwDUJlNaUQMaLMDLsN2F6ajQMWcbfdjtg 3yUv+c6XRzHCrFuzZ8DV9Dd4YQEl7ePC8Hkuq5JvSJdHy7H1yP5BOHQ0A4hu9uyJxM32TK ggLaV++w7tkKSv11iAzESCio1e9Oba8= Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=google.com header.s=20210112 header.b=cQ90SQaq; spf=pass (imf23.hostedemail.com: domain of ndesaulniers@google.com designates 209.85.215.174 as permitted sender) smtp.mailfrom=ndesaulniers@google.com; dmarc=pass (policy=reject) header.from=google.com X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: 4D41514001C X-Rspam-User: X-Stat-Signature: 3tpps7tyrb3ermkq7p9hwepmas1d8hf4 X-HE-Tag: 1664925907-123505 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: Sorry for the noise, please see: https://lore.kernel.org/all/Yx3HnuEDyFG0+G62@dev-arch.thelio-3990X/ EOM On Tue, Oct 4, 2022 at 4:18 PM Ira Weiny wrote: > > On Wed, Oct 05, 2022 at 05:05:12AM +0800, kernel test robot wrote: > > Hi Fabio, > > > > FYI, the error/warning was bisected to this commit, please ignore it if it's irrelevant. > > I don't think this is relevant. > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > > head: 4d80748d16c82a9c2c4ea5feea96e476de3cd876 > > commit: 948084f0f6959f602f89f679522b706a72da0285 [5475/12409] kexec: replace kmap() with kmap_local_page() > > config: s390-randconfig-r035-20221003 > > compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 791a7ae1ba3efd6bca96338e10ffde557ba83920) > > reproduce (this is a W=1 build): > > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > > chmod +x ~/bin/make.cross > > # install s390 cross compiling tool for clang build > > # apt-get install binutils-s390x-linux-gnu > > # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=948084f0f6959f602f89f679522b706a72da0285 > > git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git > > git fetch --no-tags linux-next master > > git checkout 948084f0f6959f602f89f679522b706a72da0285 > > # save the config file > > mkdir build_dir && cp config build_dir/.config > > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash > > > > If you fix the issue, kindly add following tag where applicable > > | Reported-by: kernel test robot > > > > Note: the linux-next/master HEAD 4d80748d16c82a9c2c4ea5feea96e476de3cd876 builds fine. > > It may have been fixed somewhere. > > > > All errors (new ones prefixed by >>): > > > > [snip] > > > s390x-linux-ld: kernel/kexec_core.o: in function `kimage_load_normal_segment': > > kernel/kexec_core.c:814: undefined reference to `__tsan_memset' > > >> s390x-linux-ld: kernel/kexec_core.c:822: undefined reference to `__tsan_memcpy' > > s390x-linux-ld: kernel/kexec_core.o: in function `_copy_from_user': > > I don't see __tsan_memcpy anywhere in the current linux-next tree? > > Ira > -- Thanks, ~Nick Desaulniers