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=-0.4 required=3.0 tests=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 81A66C433DF for ; Sun, 24 May 2020 06:04:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5722620812 for ; Sun, 24 May 2020 06:04:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728217AbgEXGDE (ORCPT ); Sun, 24 May 2020 02:03:04 -0400 Received: from mail-il1-f199.google.com ([209.85.166.199]:47068 "EHLO mail-il1-f199.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725782AbgEXGDE (ORCPT ); Sun, 24 May 2020 02:03:04 -0400 Received: by mail-il1-f199.google.com with SMTP id x2so1075556ill.13 for ; Sat, 23 May 2020 23:03:03 -0700 (PDT) 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=f8cm7i+6DZaPSRKesHef9xX2E7QNOPynTMGv2aqlP84=; b=PtqG8tn/FO+vBeP796Wt/AFV0OEdNh1sfciSSd7hzCBtj1AiQlA4HfKDWI6x+rNnkI 1KWGBgJtPBCMPgvl8eEss6VIjK0l1/XcOuMkSJWUCf6qWhtRmKgCP4c6SpIOCu2d0ywA TCfY+PCRa9rZ6yGypXbNrQnnMl6EgSCS1a8xfcM0OhwDI7a5ZMcZyQ75Wk4+DipFyYLh YQHDwhxcCRH6yQGCyrbo+hbq/uynViYJpwPKlQzAovQBjvI118Oejz+iIZzhGtjPb88/ 4upklYXrKJmJH5d0WtdWMNV+ldadnU9y0NAy7SFbPtbptX+2vTQMALWGIjS1QdCHuss0 qPtw== X-Gm-Message-State: AOAM5326BobOJuKCjJb2LjWsFflwAqjkf4HFGLvwxpF9omGT8ztLn9in kjojXatEchRrNutRtYi3/V0WPTLu0llfHBk73Jkrtdv8eCxe X-Google-Smtp-Source: ABdhPJwGqcUvFi9kw0HhVexHTCTsxhtssXwOhzWwTlRVW0bo6dxr+flQYWuUIA+M7jdwFMz5UWSgckDGMnoq58SrEydxAK0FWUZP MIME-Version: 1.0 X-Received: by 2002:a92:914f:: with SMTP id t76mr20627206ild.238.1590300183500; Sat, 23 May 2020 23:03:03 -0700 (PDT) Date: Sat, 23 May 2020 23:03:03 -0700 In-Reply-To: <000000000000ba47b705a6443a0d@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000861e3305a65e9d74@google.com> Subject: Re: KASAN: use-after-free Read in uif_close From: syzbot To: arnd@arndb.de, daniel.baluta@nxp.com, festevam@gmail.com, gregkh@linuxfoundation.org, kernel@pengutronix.de, linux-arm-kernel@lists.infradead.org, linux-imx@nxp.com, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org, linux@rempel-privat.de, miquel.raynal@bootlin.com, richard@nod.at, s.hauer@pengutronix.de, shawnguo@kernel.org, syzkaller-bugs@googlegroups.com, vigneshr@ti.com Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit 32ec783ae19d48084b893cc54747fed37b07eb0c Author: Arnd Bergmann Date: Wed Apr 8 19:02:57 2020 +0000 firmware: imx: fix compile-testing bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15b22972100000 start commit: c11d28ab Add linux-next specific files for 20200522 git tree: linux-next final crash: https://syzkaller.appspot.com/x/report.txt?x=17b22972100000 console output: https://syzkaller.appspot.com/x/log.txt?x=13b22972100000 kernel config: https://syzkaller.appspot.com/x/.config?x=3f6dbdea4159fb66 dashboard link: https://syzkaller.appspot.com/bug?extid=0ce97ea45b008ba3b8bd syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14b23f06100000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=111b0172100000 Reported-by: syzbot+0ce97ea45b008ba3b8bd@syzkaller.appspotmail.com Fixes: 32ec783ae19d ("firmware: imx: fix compile-testing") For information about bisection process see: https://goo.gl/tpsmEJ#bisection