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=-5.4 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 50464C3A59E for ; Wed, 21 Aug 2019 12:58:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2BE2022D6D for ; Wed, 21 Aug 2019 12:58:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728617AbfHUM6H (ORCPT ); Wed, 21 Aug 2019 08:58:07 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:33803 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728115AbfHUM6H (ORCPT ); Wed, 21 Aug 2019 08:58:07 -0400 Received: by mail-io1-f70.google.com with SMTP id u84so2563322iod.1 for ; Wed, 21 Aug 2019 05:58:07 -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=aV3bT5uZ46Z7VDX544VCGQ0p1IXFNMJP6Dbo7okYtRE=; b=tBZZIreoT5Jy/Kwj04CrtQS7ep69r0d8dhCD190mrkQuhBwBLQaOvzse9x93Viip3k +WlR9ZZCJT1DmoLjNabQeq9ctabVyskiXDuH7m8FCrdmHDOguJcw/1DXCKzLG+FkNRaX cyO3Nd131po18R4bHsj5+YjdKmbUq74SEpiU9i1PzRuCrWtXmEg05GseB+e/Z9eJI3SA 2CT/Rw9Ig0fMm6kF3VjpcwyUjBvO2EXcTbNfs0eOI49SMc5EhbMGyOYyTAKY4pDaHgvw BS5IZPzdccSEwpEO4SaLfM1nBzUPo98WvXS7jU5MTxt6cWOgMjkNE30fmU1y7Po//93J L/DQ== X-Gm-Message-State: APjAAAWi+wBvEFsDZi9njBm6pY9eqknzppgusi6uos4yntUr0UWSkdrA BioPCrtl3JSqbYQ28F9jPfl/kWCT+O2GC/6ZiEGwAdDVHHr6 X-Google-Smtp-Source: APXvYqxpPgnmiHnS/9kNbl9Gd4tX4rvLKqgBWuaSeEGH6tVVE5Izm7P3VTRDAq/fh1rrCVFzWRImlxKARAAs8ogFjl9D5yuSd2kt MIME-Version: 1.0 X-Received: by 2002:a6b:fd10:: with SMTP id c16mr4436529ioi.217.1566392286780; Wed, 21 Aug 2019 05:58:06 -0700 (PDT) Date: Wed, 21 Aug 2019 05:58:06 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d529bc0590a01f5f@google.com> Subject: WARNING in smsusb_start_streaming/usb_submit_urb From: syzbot To: andreyknvl@google.com, gregkh@linuxfoundation.org, gustavo@embeddedor.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hello, syzbot found the following crash on: HEAD commit: eea39f24 usb-fuzzer: main usb gadget fuzzer driver git tree: https://github.com/google/kasan.git usb-fuzzer console output: https://syzkaller.appspot.com/x/log.txt?x=139ec19c600000 kernel config: https://syzkaller.appspot.com/x/.config?x=d0c62209eedfd54e dashboard link: https://syzkaller.appspot.com/bug?extid=12002a39b8c60510f8fb compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11a632ac600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10ed88b6600000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+12002a39b8c60510f8fb@syzkaller.appspotmail.com usb 1-1: New USB device found, idVendor=2040, idProduct=c000, bcdDevice=b1.e9 usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 smsusb:siano_media_device_register: media controller created ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 1 PID: 21 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 21 Comm: kworker/1:1 Not tainted 5.3.0-rc5+ #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0xca/0x13e lib/dump_stack.c:113 panic+0x2a3/0x6da kernel/panic.c:219 __warn.cold+0x20/0x4a kernel/panic.c:576 report_bug+0x262/0x2a0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:272 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:291 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028 RIP: 0010:usb_submit_urb+0x1188/0x13b0 drivers/usb/core/urb.c:477 Code: 4d 85 ed 74 2c e8 88 ba ef fd 4c 89 f7 e8 70 bf 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 69 18 86 e8 6d a0 c5 fd <0f> 0b e9 20 f4 ff ff e8 5c ba ef fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffff8881da2f7018 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff81288cfd RDI: ffffed103b45edf5 RBP: ffff8881d50e0550 R08: ffff8881da236000 R09: ffffed103b665d58 R10: ffffed103b665d57 R11: ffff8881db32eabf R12: 0000000000000003 R13: ffff8881d2a2cd50 R14: ffff8881d67533a0 R15: ffff8881d297c430 smsusb_submit_urb+0x26d/0x390 drivers/media/usb/siano/smsusb.c:173 smsusb_start_streaming+0x1f/0x87 drivers/media/usb/siano/smsusb.c:195 smsusb_init_device+0x8aa/0x9d5 drivers/media/usb/siano/smsusb.c:475 smsusb_probe+0x986/0xa24 drivers/media/usb/siano/smsusb.c:566 usb_probe_interface+0x305/0x7a0 drivers/usb/core/driver.c:361 really_probe+0x281/0x6d0 drivers/base/dd.c:548 driver_probe_device+0x101/0x1b0 drivers/base/dd.c:721 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:828 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:894 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514 device_add+0xae6/0x16f0 drivers/base/core.c:2165 usb_set_configuration+0xdf6/0x1670 drivers/usb/core/message.c:2023 generic_probe+0x9d/0xd5 drivers/usb/core/generic.c:210 usb_probe_device+0x99/0x100 drivers/usb/core/driver.c:266 really_probe+0x281/0x6d0 drivers/base/dd.c:548 driver_probe_device+0x101/0x1b0 drivers/base/dd.c:721 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:828 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:454 __device_attach+0x217/0x360 drivers/base/dd.c:894 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:514 device_add+0xae6/0x16f0 drivers/base/core.c:2165 usb_new_device.cold+0x6a4/0xe79 drivers/usb/core/hub.c:2536 hub_port_connect drivers/usb/core/hub.c:5098 [inline] hub_port_connect_change drivers/usb/core/hub.c:5213 [inline] port_event drivers/usb/core/hub.c:5359 [inline] hub_event+0x1b5c/0x3640 drivers/usb/core/hub.c:5441 process_one_work+0x92b/0x1530 kernel/workqueue.c:2269 worker_thread+0x96/0xe20 kernel/workqueue.c:2415 kthread+0x318/0x420 kernel/kthread.c:255 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352 Kernel Offset: disabled Rebooting in 86400 seconds.. --- 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