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=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 1ACC2C73C7C for ; Wed, 10 Jul 2019 11:07:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E13E620665 for ; Wed, 10 Jul 2019 11:07:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727230AbfGJLHI (ORCPT ); Wed, 10 Jul 2019 07:07:08 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:33577 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726724AbfGJLHI (ORCPT ); Wed, 10 Jul 2019 07:07:08 -0400 Received: by mail-io1-f72.google.com with SMTP id 132so2489958iou.0 for ; Wed, 10 Jul 2019 04:07:08 -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=n8LNEsjVXxbjW5fYWdUyzUs5NPEzIPbYKIU6uQp1vPA=; b=L0dR+sl9x49ynR+Wl3qlipieBVEUY6tZz8eLTl4Uls4X8g19bt9w1T1SaCvwi+cPnL xL0TJZf7Pk4MJZzd/ff7nWpZtrVKsl+GDNVKH7cOoa+OSfIHr7TKMDfn3s//dvqMJng9 FjpN3mrYN49HxIqUVLN/EFApDPW+Zif6GF5BWMANWioUOGXuqwCalV7IhPPcCqvQw+CV hxLTgGDq9DqOYK0rbd/02rvDotmihp/nyZdsO4pN/oGbNy4ZsvQneOgQ34x+GuxOFUAX PCMnernk6h3VbGwOvzuwmDSbEtFg5bRx6YoDcfLbijsZxYB7bnHw4KnU8sFLVuIIQxUQ kWaw== X-Gm-Message-State: APjAAAXARePV10FCMPJTm+uVB7atWRMonq8Br4FFw5cfGXLksy6p5OKC EJgW4DjRleGyUJNi9iEZJ9A/sEWprx9yh9iu4dndUrJOZh7E X-Google-Smtp-Source: APXvYqw8plI2Mv7zrPUDPPCMJfilnLxBInKMTqghr5y+g2gHl5RdNDD4jmFH2VMbrxRTWl7mA8LtFsInv1mWkFNvxy0bv+ALOGz1 MIME-Version: 1.0 X-Received: by 2002:a05:6602:2256:: with SMTP id o22mr3323342ioo.95.1562756827776; Wed, 10 Jul 2019 04:07:07 -0700 (PDT) Date: Wed, 10 Jul 2019 04:07:07 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000971061058d51ad15@google.com> Subject: WARNING in port100_send_cmd_async/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: 7829a896 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=1652b15fa00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f6d4561982f71f63 dashboard link: https://syzkaller.appspot.com/bug?extid=711468aa5c3a1eabf863 compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=166af1c4600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=171a1627a00000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+711468aa5c3a1eabf863@syzkaller.appspotmail.com usb 1-1: config 0 interface 206 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 usb 1-1: New USB device found, idVendor=054c, idProduct=06c3, bcdDevice=9c.72 usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? ------------[ cut here ]------------ URB 0000000007e26c9b submitted while active WARNING: CPU: 0 PID: 107 at drivers/usb/core/urb.c:362 usb_submit_urb+0x10c1/0x13b0 drivers/usb/core/urb.c:362 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 107 Comm: kworker/0:2 Not tainted 5.2.0-rc6+ #13 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+0x10c1/0x13b0 drivers/usb/core/urb.c:362 Code: 89 de e8 72 dd e8 fd 84 db 0f 85 42 f6 ff ff e8 35 dc e8 fd 4c 89 fe 48 c7 c7 00 23 1a 86 c6 05 4b 78 57 04 01 e8 ca a0 be fd <0f> 0b e9 20 f6 ff ff c7 44 24 14 01 00 00 00 e9 d7 f6 ff ff 41 bd RSP: 0018:ffff8881d422f090 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103a845e04 RBP: ffff8881d14dea20 R08: ffff8881d4220000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881d4163f00 R13: 00000000fffffff0 R14: ffff8881d0d0a7c8 R15: ffff8881d4163e00 port100_send_frame_async drivers/nfc/port100.c:780 [inline] port100_send_cmd_async+0x801/0xb80 drivers/nfc/port100.c:876 port100_send_cmd_sync+0xaa/0x130 drivers/nfc/port100.c:916 port100_set_command_type drivers/nfc/port100.c:987 [inline] port100_probe+0xa12/0xea0 drivers/nfc/port100.c:1567 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:2534 hub_port_connect drivers/usb/core/hub.c:5089 [inline] hub_port_connect_change drivers/usb/core/hub.c:5204 [inline] port_event drivers/usb/core/hub.c:5350 [inline] hub_event+0x1ada/0x3590 drivers/usb/core/hub.c:5432 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. 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