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 E836DC76188 for ; Tue, 16 Jul 2019 10:38:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B72A320665 for ; Tue, 16 Jul 2019 10:38:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1733241AbfGPKiH (ORCPT ); Tue, 16 Jul 2019 06:38:07 -0400 Received: from mail-io1-f69.google.com ([209.85.166.69]:36028 "EHLO mail-io1-f69.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732524AbfGPKiG (ORCPT ); Tue, 16 Jul 2019 06:38:06 -0400 Received: by mail-io1-f69.google.com with SMTP id k21so22985679ioj.3 for ; Tue, 16 Jul 2019 03:38:06 -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=oW/HWWjjYHHi5wFF5o9/pG7QsieQMhoWbLKzyHk0u8o=; b=D3Tssp9EQzrF3TkDANV9v01OZH+8Q90Y68LT0vrUFs2mNhsLezdiMFZJgeM7HbKsnM SImFtL3buzaRXvMn8cShGb0RFOe/1RD2ZQFnFOSBCTrs6CzQqD5fLLKFuVhDHrw4Bgpq qTd3N8em+uP5G5kDg7TZNbBfVAtlj7FVlPpKH6XfXSNF6LbIZcUsOyp5KJunvaThMCXM kFO9cXKDe2G0olJofG1fHvFmbQXO7YylpW+xioMdBL2CliBDBpJXVRGvlUXP3KnrNhJu HzC4wPc2XmMkJjsjGY7ymBJdLjhYeKtfozc5Pcwrop7fM5eCZp+4NbbZvlLJf1Uk01Yi 1bAw== X-Gm-Message-State: APjAAAXFpYNGwbJgGVhlw0vefEhb1JoUiCtvPkgV1MtUAkBYkvb6gA2W /p58VMdLg+3L20HD89FanDd8eUFxkMKqY81QsartJFUiDyjj X-Google-Smtp-Source: APXvYqyqmz3/2jnkLJY2+Cc9UahCylxmUvu5/sL8Jh+77UHF8agMxF5fOSvKau9bcWkyeTZ/7TWyPfLGMoHKsrO//vFLTwUHnmzm MIME-Version: 1.0 X-Received: by 2002:a02:9a03:: with SMTP id b3mr34355376jal.0.1563273485901; Tue, 16 Jul 2019 03:38:05 -0700 (PDT) Date: Tue, 16 Jul 2019 03:38:05 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d06dc2058dc9f8f2@google.com> Subject: WARNING in shark_write_reg/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=111fc400600000 kernel config: https://syzkaller.appspot.com/x/.config?x=d90745bdf884fc0a dashboard link: https://syzkaller.appspot.com/bug?extid=4b3f8190f6e13b3efd74 compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10784148600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=10d826a4600000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+4b3f8190f6e13b3efd74@syzkaller.appspotmail.com usb 1-1: string descriptor 0 read error: -22 usb 1-1: New USB device found, idVendor=077d, idProduct=627a, bcdDevice= 0.10 usb 1-1: New USB device strings: Mfr=63, Product=5, SerialNumber=1 ------------[ cut here ]------------ usb 1-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 1 PID: 22 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: 22 Comm: kworker/1:1 Not tainted 5.2.0-rc6+ #14 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 c8 69 e8 fd 4c 89 f7 e8 f0 c4 12 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 60 3a 1a 86 e8 53 2e be fd <0f> 0b e9 20 f4 ff ff e8 9c 69 e8 fd 4c 89 f2 48 b8 00 00 00 00 00 RSP: 0018:ffff8881d9f96f58 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103b3f2ddd RBP: ffff8881cf557590 R08: ffff8881d9f88000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 R13: ffff8881d0c77000 R14: ffff8881d553cd20 R15: ffff8881d5123b00 usb_start_wait_urb+0x108/0x2b0 drivers/usb/core/message.c:57 usb_bulk_msg+0x228/0x550 drivers/usb/core/message.c:253 shark_write_reg+0x1ef/0x2b0 drivers/media/radio/radio-shark2.c:88 radio_tea5777_set_freq+0x1ed/0x470 drivers/media/radio/radio-tea5777.c:213 radio_tea5777_init+0xb7/0x600 drivers/media/radio/radio-tea5777.c:544 usb_shark_probe+0x5b9/0x740 drivers/media/radio/radio-shark2.c:318 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+0x8c1/0x1016 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+0x1b3d/0x35f0 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