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[2620:137:e000::1:20]) by mx.google.com with ESMTP id s14-20020a0568302a8e00b0061c7ff565efsi2024475otu.55.2022.07.21.07.43.10; Thu, 21 Jul 2022 07:43:24 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229571AbiGUO0L (ORCPT + 99 others); Thu, 21 Jul 2022 10:26:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41818 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229484AbiGUO0K (ORCPT ); Thu, 21 Jul 2022 10:26:10 -0400 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0CC6C47 for ; Thu, 21 Jul 2022 07:26:09 -0700 (PDT) Received: by mail-il1-f198.google.com with SMTP id f11-20020a056e02168b00b002dc8abbf7f9so1059489ila.12 for ; Thu, 21 Jul 2022 07:26:09 -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=ySmgDatIxHP0HfC+pD98YmKL2oLcCWPSXtuWLyjzQZQ=; b=ayJC4clLwSTnrDnTbMIyXYIYFAvAMBvTgjl927Lf2WKdGeJGM86p1Vbnu/CbGfQzYb 2WQz0WcJNLhHmpDxHLE5fbZ3QFxEH8RXDiR7Hf/P4iSMrvXgX2HID35WXH7QA1dnw9+f A58LD1R5c4H/wEBdMlbi2t1sSMkbM8hj0sC0+mtT0BgAh0p+XtFIYB3Lc04EN/Fq7JU+ dmtgenmz7aKpxBKK4mEbix23vIbEITdXbyh+oLXAX6G1xg4s17y1vjAZ7caZ4a8n5gIJ Q76KQBVP6/v1xvjCMCIAuCd1TBo4U90I7oLR56E6RKc/QMPiInKX3aAVEoRVXGocOhva PwzQ== X-Gm-Message-State: AJIora9WUvwucfKV6FUFMjHAQRusEkjLGp8yOX+RcXMQJ9cZMUPRrGLt zSDnpCNuNJthBaFCYpbRGevihEFY7Hwpi6CQhtaH5nN7ZOiO MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2189:b0:2dd:14a1:8c86 with SMTP id j9-20020a056e02218900b002dd14a18c86mr1090588ila.210.1658413569063; Thu, 21 Jul 2022 07:26:09 -0700 (PDT) Date: Thu, 21 Jul 2022 07:26:09 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000acc0e905e4517fa0@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in usb_udc_uevent From: syzbot To: andriy.shevchenko@linux.intel.com, balbi@kernel.org, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, rogerq@ti.com, stern@rowland.harvard.edu, syzkaller-bugs@googlegroups.com, zhengdejin5@gmail.com Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=0.9 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SORTED_RECIPS,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+b0de012ceb1e2a97891b@syzkaller.appspotmail.com Tested on: commit: cb71b93c Add linux-next specific files for 20220628 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/ console output: https://syzkaller.appspot.com/x/log.txt?x=1124f6d6080000 kernel config: https://syzkaller.appspot.com/x/.config?x=badbc1adb2d582eb dashboard link: https://syzkaller.appspot.com/bug?extid=b0de012ceb1e2a97891b 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=177cc2ba080000 Note: testing is done by a robot and is best-effort only.