From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47784C433EF for ; Fri, 25 Mar 2022 04:49:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355050AbiCYEuq (ORCPT ); Fri, 25 Mar 2022 00:50:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53042 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240824AbiCYEuo (ORCPT ); Fri, 25 Mar 2022 00:50:44 -0400 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 47EFCD73 for ; Thu, 24 Mar 2022 21:49:10 -0700 (PDT) Received: by mail-io1-f69.google.com with SMTP id g16-20020a05660226d000b00638d8e1828bso4399536ioo.13 for ; Thu, 24 Mar 2022 21:49:10 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=7yGvJ9mYhD4O4rEo5qlCGAVklJxty996JsMFrevH67g=; b=2R4mXvVwPmqRa8iGgFovIRDRyM9FxfHtv95MHXudFp7MJHYg+TdkdlTKSm/DhZ3EGH yGkZRwDTBwnSNI/X3eJV7we8xW/eaIzGGNELV2PsaXa/kvqkOTwW2znJGBXE6cdpQLNc WDgX35JX8FrvNZztlKKyLBmW69kMdQSRlcSNlvWGvARNGEaqQNvL4AxDagkIZFPTZc6F EVuK+iUAcJxjNx8HhYLkzTlJBN5ePRJxefzs/92kB5q6ZvqvxFD1LRvMfVmrDNq+2/P6 s2sRnZKH2uxfsLGJiKQeExK+mpUHegH2n0E7hlc26fQeAKDGdrfNDG9vQKiYKVZjHgxu rHww== X-Gm-Message-State: AOAM532fRE887zGFURxipckb6FfwVyURfDmwWDvNNkvyZ9gk6uA4EZII roR3GsIJ90jZqiEczgyhUx5+3/o8E8C5q520ffIakJvgpGWS X-Google-Smtp-Source: ABdhPJxNtihX/68nxbuuXnw/oiYGu9b2DLKft6Lelq06QvHTX9A3sRjZMB+knPSv0WegKCgntTRkUpZ+cRD/0DNmaSPGMirNY4IW MIME-Version: 1.0 X-Received: by 2002:a5d:8342:0:b0:649:e89f:a335 with SMTP id q2-20020a5d8342000000b00649e89fa335mr4718227ior.76.1648183749686; Thu, 24 Mar 2022 21:49:09 -0700 (PDT) Date: Thu, 24 Mar 2022 21:49:09 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000ecb9b105db03ae4d@google.com> Subject: Re: [syzbot] general protection fault in list_lru_add From: syzbot To: akpm@linux-foundation.org, dvyukov@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, songmuchun@bytedance.com, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot tried to test the proposed patch but the build/boot failed: mm/list_lru.c:88:14: error: implicit declaration of function 'memcg_kmem_id' [-Werror=implicit-function-declaration] Tested on: commit: 5abc1e37 mm: list_lru: allocate list_lru_one only when.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git dashboard link: https://syzkaller.appspot.com/bug?extid=f8c45ccc7d5d45fc5965 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 patch: https://syzkaller.appspot.com/x/patch.diff?x=12e2d063700000