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 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 2A490C76190 for ; Mon, 22 Jul 2019 12:38:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0CBD721926 for ; Mon, 22 Jul 2019 12:38:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728512AbfGVMiI (ORCPT ); Mon, 22 Jul 2019 08:38:08 -0400 Received: from mail-io1-f69.google.com ([209.85.166.69]:41629 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727040AbfGVMiH (ORCPT ); Mon, 22 Jul 2019 08:38:07 -0400 Received: by mail-io1-f69.google.com with SMTP id x17so43066226iog.8 for ; Mon, 22 Jul 2019 05:38:07 -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=VItuQN9qHf7biuqoGJvDu7qwjG4la7NuuYZupbpksME=; b=VVeRVZAGqOcSN20GVM9cN6QFP2yasrJJXKucdohZzYWsOjfm1kGn752gqNY4CsAD0/ JB6KT1qpq5nn/gKCva7HZp2VAYBAP78eoS8MRr3odYIO2Lcn3F681HbpFOcaFmBLRVAl zryqSYtKnTnIeKNGT4P2iLcmXbKN5zH82BgCCCX2uGngNlilbniMCeS3dx4US4bDvK4M YPPiyviO2RbLTgckAi34h4wNlORhsMSVRKn0jhFu5j8duH4EV7k9ZPqYJjSTjc6sjSk+ 4+i3WrA93IawCZN+e6uiwquAcOE/pmN5eTAZPrVnJ1Pkhg9tnSZXqILhf0PuUxOOUyaD 125Q== X-Gm-Message-State: APjAAAU1u1zdwwu+LsjJ0iHK9wYy2f7Ucx/x8enl+UaW37E58xX4eU4F BShVpncw18jA2LPoTHFWFBnkLh4Gxyi43IIUCykcrVZbwpP6 X-Google-Smtp-Source: APXvYqyWlIPTpElvhQ7EMUhk0KPOnVfjc9ucwIj8jGV9d5Lup0rL4Td8YDieiIjH71S51A1+ib4EWlH6eTL55TZMRCR6wwMYtK7S MIME-Version: 1.0 X-Received: by 2002:a02:8a:: with SMTP id 132mr71018760jaa.89.1563799086597; Mon, 22 Jul 2019 05:38:06 -0700 (PDT) Date: Mon, 22 Jul 2019 05:38:06 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000e8df8058e445912@google.com> Subject: WARNING in amradio_send_cmd/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-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: 6a3599ce 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=111a1ed0600000 kernel config: https://syzkaller.appspot.com/x/.config?x=700ca426ab83faae dashboard link: https://syzkaller.appspot.com/bug?extid=485b10e300244dc0046c compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=154d3d48600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12ef1634600000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+485b10e300244dc0046c@syzkaller.appspotmail.com usb 1-1: string descriptor 0 read error: -22 usb 1-1: New USB device found, idVendor=07ca, idProduct=b800, bcdDevice=d3.2a usb 1-1: New USB device strings: Mfr=5, Product=3, SerialNumber=255 ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 1 != type 3 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 5.2.0-rc6+ #15 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+0x292/0x6c9 /kernel/panic.c:219 __warn.cold+0x20/0x4b /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+0x14/0x20 /arch/x86/entry/entry_64.S:986 RIP: 0010:usb_submit_urb+0x1188/0x13b0 /drivers/usb/core/urb.c:477 Code: 4d 85 ed 74 2c e8 f8 d3 f4 fd 4c 89 f7 e8 a0 51 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 0e f7 85 e8 83 98 ca fd <0f> 0b e9 20 f4 ff ff e8 cc d3 f4 fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffff8881d9eff090 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103b3dfe04 RBP: ffff8881cfd4a540 R08: ffff8881d9e36000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 R13: ffff8881d3629f48 R14: ffff8881cfdc80a0 R15: ffff8881d41fa300 usb_start_wait_urb+0x108/0x2b0 /drivers/usb/core/message.c:57 usb_bulk_msg+0x228/0x550 /drivers/usb/core/message.c:253 amradio_send_cmd+0x2e4/0x800 /drivers/media/radio/radio-mr800.c:150 amradio_set_mute /drivers/media/radio/radio-mr800.c:182 [inline] usb_amradio_init /drivers/media/radio/radio-mr800.c:414 [inline] usb_amradio_probe+0x409/0x6b2 /drivers/media/radio/radio-mr800.c:555 usb_probe_interface+0x305/0x7a0 /drivers/usb/core/driver.c:361 really_probe+0x281/0x660 /drivers/base/dd.c:509 driver_probe_device+0x104/0x210 /drivers/base/dd.c:670 __device_attach_driver+0x1c2/0x220 /drivers/base/dd.c:777 bus_for_each_drv+0x15c/0x1e0 /drivers/base/bus.c:454 __device_attach+0x217/0x360 /drivers/base/dd.c:843 bus_probe_device+0x1e4/0x290 /drivers/base/bus.c:514 device_add+0xae6/0x16f0 /drivers/base/core.c:2111 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+0x281/0x660 /drivers/base/dd.c:509 driver_probe_device+0x104/0x210 /drivers/base/dd.c:670 __device_attach_driver+0x1c2/0x220 /drivers/base/dd.c:777 bus_for_each_drv+0x15c/0x1e0 /drivers/base/bus.c:454 __device_attach+0x217/0x360 /drivers/base/dd.c:843 bus_probe_device+0x1e4/0x290 /drivers/base/bus.c:514 device_add+0xae6/0x16f0 /drivers/base/core.c:2111 usb_new_device.cold+0x6a4/0xe61 /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+0x1abd/0x3550 /drivers/usb/core/hub.c:5441 process_one_work+0x905/0x1570 /kernel/workqueue.c:2269 worker_thread+0x96/0xe20 /kernel/workqueue.c:2415 kthread+0x30b/0x410 /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