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=-5.7 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham 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 42C85C433E0 for ; Tue, 23 Jun 2020 19:37:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1C1BC207E8 for ; Tue, 23 Jun 2020 19:37:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387474AbgFWThR (ORCPT ); Tue, 23 Jun 2020 15:37:17 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:44999 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1733220AbgFWThR (ORCPT ); Tue, 23 Jun 2020 15:37:17 -0400 Received: by mail-io1-f72.google.com with SMTP id h15so5369409ioj.11 for ; Tue, 23 Jun 2020 12:37:16 -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:message-id:subject:from:to; bh=LFs9FQwJPzjZsjyEnnKo03dPiOHsVYsyRFbI7NzHdGY=; b=KpT6pRODrRAbj1wtrRAa9WC7tmwt5//DGDyLG8M2NdJ6BeZZPBdlkQ8sRIWRsFksoK 98GrmdIuKTeVCdCfZ0Eue/ItfsXv0M3OlCAkH2+4lXBaHiaqL9QVH9sFBmPhFjjPi5AX ff9hdM39ZE9/gw0V2ameOi+1zxM510s07JE02Wxw+YlsK7OaBpj8X18Lx/+MtU8hIzTw 9wqvywlQiLef8u6k8GxUV6ULSiAXo67te+Y/NF+ftA8DpD3Gno5wi8B3ZM2cvZnb9VXD K8sJjv/ZjVveCQAiaN4L2Nu8ajVBqDsaOh77/0zxXtrSNRzy2S0G905WPQFLGeSw4kPv anwQ== X-Gm-Message-State: AOAM533g5RcEnr5hnCANqpJOPOIznw7cErIX6Qj2mzGPyKU5jpArP6G1 EepIauX6eTHFrX27FiHIW/XLO5gn7IOOCWqjh/pyBude4UKM X-Google-Smtp-Source: ABdhPJwxdrC6x0hoUScfPr1/tavnK5H+g8rGXHG32+HRw0zc5xkolu7hGrNUdJXkdsOV9CJz5MbcEseTO5h1+QVjMlzofA1upD6b MIME-Version: 1.0 X-Received: by 2002:a02:93ea:: with SMTP id z97mr21523141jah.40.1592941036070; Tue, 23 Jun 2020 12:37:16 -0700 (PDT) Date: Tue, 23 Jun 2020 12:37:16 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009a6e9805a8c57c58@google.com> Subject: BUG: corrupted list in corrupted (3) From: syzbot To: akpm@osdl.org, andreyknvl@google.com, keescook@chromium.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, paulmck@kernel.org, riel@redhat.com, rostedt@goodmis.org, syzkaller-bugs@googlegroups.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 Hello, syzbot found the following crash on: HEAD commit: f8f02d5c USB: OTG: rename product list of devices git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing console output: https://syzkaller.appspot.com/x/log.txt?x=11bfddf1100000 kernel config: https://syzkaller.appspot.com/x/.config?x=fbe5dc26525767f1 dashboard link: https://syzkaller.appspot.com/bug?extid=0b3de1d31a24da20947b compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11abf20d100000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17ea5a11100000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+0b3de1d31a24da20947b@syzkaller.appspotmail.com ------------[ cut here ]------------ kernel BUG at lib/list_debug.c:26! --- This bug is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. syzbot can test patches for this bug, for details see: https://goo.gl/tpsmEJ#testing-patches