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=-13.4 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_IN_DEF_DKIM_WL autolearn=unavailable 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 41084C433FF for ; Tue, 13 Aug 2019 13:23:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 158602084D for ; Tue, 13 Aug 2019 13:23:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="jl3oAbI8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729030AbfHMNXC (ORCPT ); Tue, 13 Aug 2019 09:23:02 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:33909 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729018AbfHMNXB (ORCPT ); Tue, 13 Aug 2019 09:23:01 -0400 Received: by mail-pf1-f195.google.com with SMTP id b24so1100154pfp.1 for ; Tue, 13 Aug 2019 06:23:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=5OimHuLZ+hHOhfUejEMlGFM0cbw0bW0viYw6V8eRjvg=; b=jl3oAbI8nXaJN8u9zrckaYcQN83teECbAHKgeFCY7YXAbWo5QSGAmC7AX83Kg81jrR wHIfECyD17DuOQN1q+8WpBA0Y7Azud+nPsri/AfhlU88cVcwXD0i8Lv6x8UFbF/l/ro4 jIcYE6GK8r0fh6Du7FtRXatWz0q5hIF91UiKU6t+CQOI0AjDBqmWZgDB+/wH8LmmU1Rn LJ0z2UW5KbZrsxYA0r/Ujs4nyuUB9h4MLLYGZecGHgF4443X9mNo0fvVPaYLZuSOQPKd RRRHtjIdfKwqBDwiOeS9PtHuw1eYRhIgU2u8dFfFYg7ZmCq+FQnO1XAX+mrZJIUHS8H6 cSQg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=5OimHuLZ+hHOhfUejEMlGFM0cbw0bW0viYw6V8eRjvg=; b=D8gzcasTXw+WCpPsyfz5KlhkBKhBmHSjPAKky0W5ZxJvQHY8LWg4vUhH9BIXW7Whpf QjVt8HqIN/L/TlbpUs+GT9VJHMk/itWhAyM4qHDxDcPdtLhs0OKch4oUyNuTgOuC9HcK HJhu6t9tBsOJMY5n5iK/ohBpBGAwUGW7BLvTWc35WDatZvwGH9hiwe+VdCQrVIsx7Q2Q D3EfZQT0PKphqx0dbWEZf/m0YviDwLGhlZQaRBNIFdlm0p/xymz2KFXuRCSB+zFPgFOo 6y51tVKBB5AKgHAIlgJnZkElE/JlZUNKuEEhIK4WAmFehFRYDx6K76neuaQpKQlo6XER 9YFg== X-Gm-Message-State: APjAAAU3tKqxxZpew02o5IbI9jZ7zeRPeWJKK0NMAsh762Hqhj0EKAOF aReXO2C3afGMc3s5BID1uolVTNgtTVd0EXQLex8v8Q== X-Google-Smtp-Source: APXvYqwpT7K5eeL/AsaPFi5DSDv8bbucf1KzbZhnGHmNuw6OMjnJDLCL+9deXz0+3L8EuMYCkEMcejLnCOAp6T2m+zs= X-Received: by 2002:a63:c442:: with SMTP id m2mr35234947pgg.286.1565702580714; Tue, 13 Aug 2019 06:23:00 -0700 (PDT) MIME-Version: 1.0 References: <00000000000054f8bd058ddfa341@google.com> In-Reply-To: <00000000000054f8bd058ddfa341@google.com> From: Andrey Konovalov Date: Tue, 13 Aug 2019 15:22:49 +0200 Message-ID: Subject: Re: KASAN: global-out-of-bounds Read in dvb_pll_attach To: syzbot , bnvandana@gmail.com Cc: allison@lohutok.net, hverkuil-cisco@xs4all.nl, LKML , linux-media@vger.kernel.org, USB list , Mauro Carvalho Chehab , rfontana@redhat.com, syzkaller-bugs , Thomas Gleixner , tskd08@gmail.com Content-Type: text/plain; charset="UTF-8" Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org On Wed, Jul 17, 2019 at 2:29 PM syzbot wrote: > > Hello, > > syzbot has tested the proposed patch and the reproducer did not trigger > crash: > > Reported-and-tested-by: > syzbot+8a8f48672560c8ca59dd@syzkaller.appspotmail.com > > Tested on: > > commit: 6a3599ce usb-fuzzer: main usb gadget fuzzer driver > git tree: https://github.com/google/kasan.git usb-fuzzer > kernel config: https://syzkaller.appspot.com/x/.config?x=d90745bdf884fc0a > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > patch: https://syzkaller.appspot.com/x/patch.diff?x=1454f4d0600000 > > Note: testing is done by a robot and is best-effort only. Hi bnvandana, Could you submit this patch? Syzbot testing shows that is fixes the issue. Thanks!