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 X-Spam-Level: X-Spam-Status: No, score=-3.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7B452C4742C for ; Fri, 13 Nov 2020 08:27:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2703C217A0 for ; Fri, 13 Nov 2020 08:27:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726301AbgKMI1J (ORCPT ); Fri, 13 Nov 2020 03:27:09 -0500 Received: from mail-io1-f70.google.com ([209.85.166.70]:35302 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725866AbgKMI1I (ORCPT ); Fri, 13 Nov 2020 03:27:08 -0500 Received: by mail-io1-f70.google.com with SMTP id u8so1834720ior.2 for ; Fri, 13 Nov 2020 00:27:07 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=aodAqy64F6XTaLuDziEH7zjvDDBZw6JGTnABsNn/TvA=; b=YhWfWCGAh7lyobQaAWnvATtAGiUZa0STM8+Y7JAPdzM5tGRmLyQZ9wUTJmto3RbFld pJy2pVyfw6GBwENxKVBP0Kv8De43ybItQN3l6cVISuSeH+8ZkS+kSWQPp0nwwAInLmkD qTcg+fDp/hacdraumaOxOBcUnpZbk4B+ICO5P9vgxrBaD0CU3x9aCk9r8awea3dojrN/ R188xSNDx2WGwxVOxIn3MFtmTLA/2R8EHlsL11YMvhhT7zj3ik3SdKvosS/cpd52gJxs s/1mEzh3CAVpyH/PRkhdQH2lt/xhnjxAktmoZQFjav3gsGSuznvMNECIjxxrMphOGI6l cbIg== X-Gm-Message-State: AOAM532kZ0SUmaWO2qLNSfEpyh56dP6qHg88dztVPE+m8BRjJqfr7kem rH9ONPPG8Inw41WZu8xEWjYeYn65oEdOYXyOAAgujwudwBeG X-Google-Smtp-Source: ABdhPJxWG1D/1TdRIPE77iS79tX50Lk/pBj7OeAvfo760sgMZV71tViJj+mPhQ1xA9IkXqvruQWHzT14CG/WNCXKk72WTY/CL/T+ MIME-Version: 1.0 X-Received: by 2002:a05:6e02:931:: with SMTP id o17mr1041906ilt.273.1605256027576; Fri, 13 Nov 2020 00:27:07 -0800 (PST) Date: Fri, 13 Nov 2020 00:27:07 -0800 In-Reply-To: <000000000000bb202905af132b8f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000004c208d05b3f8cbb6@google.com> Subject: Re: kernel panic: stack is corrupted in get_kernel_gp_address From: syzbot To: alexandre.chartre@oracle.com, b.zolnierkie@samsung.com, bp@alien8.de, dan.carpenter@oracle.com, george.kennedy@oracle.com, hpa@zytor.com, linux-kernel@vger.kernel.org, luto@kernel.org, mingo@redhat.com, peterz@infradead.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, x86@kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot suspects this issue was fixed by commit: commit a49145acfb975d921464b84fe00279f99827d816 Author: George Kennedy Date: Tue Jul 7 19:26:03 2020 +0000 fbmem: add margin check to fb_check_caps() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10ff7572500000 start commit: f4d51dff Linux 5.9-rc4 git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=a9075b36a6ae26c9 dashboard link: https://syzkaller.appspot.com/bug?extid=d6459d8f8984c0929e54 userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=164270dd900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fbmem: add margin check to fb_check_caps() For information about bisection process see: https://goo.gl/tpsmEJ#bisection