linux-kernel - usb/net/hfa384x: WARNING in submit_rx_urb/usb_submit

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Message-ID: <CAAeHK+xvg-WXaiCW6Qbu2hOC8QDvyBDuZHfxWDfSaSKe4SfPAw@mail.gmail.com>
Date:   Fri, 3 Nov 2017 15:44:35 +0100
From:   Andrey Konovalov <andreyknvl@...gle.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Sergio Paracuellos <sergio.paracuellos@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Adrien Descamps <adrien.descamps@...il.com>,
        yuan linyu <Linyu.Yuan@...atel-sbell.com.cn>,
        Tobias Klauser <tklauser@...tanz.ch>,
        Johannes Berg <johannes.berg@...el.com>,
        Nikola Jelic <nikola.jelic83@...il.com>,
        Alex Briskin <br.shurik@...il.com>, devel@...verdev.osuosl.org,
        LKML <linux-kernel@...r.kernel.org>
Cc:     Dmitry Vyukov <dvyukov@...gle.com>,
        Kostya Serebryany <kcc@...gle.com>,
        syzkaller <syzkaller@...glegroups.com>
Subject: usb/net/hfa384x: WARNING in submit_rx_urb/usb_submit_urb

Hi!

I've got the following report while fuzzing the kernel with syzkaller.

On commit 3a99df9a3d14cd866b5516f8cba515a3bfd554ab (4.14-rc7+).

Looks like there's no check for the actual endpoint types.

usb 1-1: BOGUS urb xfer, pipe 3 != type 1
------------[ cut here ]------------
WARNING: CPU: 1 PID: 2263 at drivers/usb/core/urb.c:471
usb_submit_urb+0x113e/0x1400
Modules linked in:
CPU: 1 PID: 2263 Comm: kworker/1:2 Not tainted
4.14.0-rc7-44290-gf28444df2601-dirty #52
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
Workqueue: usb_hub_wq hub_event
task: ffff880064abae00 task.stack: ffff880064ac0000
RIP: 0010:usb_submit_urb+0x113e/0x1400 drivers/usb/core/urb.c:470
RSP: 0018:ffff880064ac73e0 EFLAGS: 00010282
RAX: 0000000000000029 RBX: ffff88006a4d4208 RCX: ffffffff812495b5
RDX: 0000000000000000 RSI: ffffffff8124d76a RDI: 0000000000000005
RBP: ffff880064ac7450 R08: ffff880064abae00 R09: 0000000000000006
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003
R13: 0000000000000001 R14: ffff880069a23978 R15: ffff88006a4d428c
FS:  0000000000000000(0000) GS:ffff88006cb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2086e30000 CR3: 000000006ad05000 CR4: 00000000000006e0
Call Trace:
 submit_rx_urb+0x2f4/0x4a0 drivers/staging/wlan-ng/hfa384x_usb.c:352
 hfa384x_drvr_start+0x182/0x7c0 drivers/staging/wlan-ng/hfa384x_usb.c:2484
 prism2sta_ifstate+0x36e/0x2340 drivers/staging/wlan-ng/prism2sta.c:476
 prism2sta_probe_usb+0x722/0x980 drivers/staging/wlan-ng/prism2usb.c:111
 usb_probe_interface+0x324/0x940 drivers/usb/core/driver.c:361
 really_probe drivers/base/dd.c:413
 driver_probe_device+0x522/0x740 drivers/base/dd.c:557
 __device_attach_driver+0x25d/0x2d0 drivers/base/dd.c:653
 bus_for_each_drv+0xff/0x160 drivers/base/bus.c:463
 __device_attach+0x1a8/0x2a0 drivers/base/dd.c:710
 device_initial_probe+0x1f/0x30 drivers/base/dd.c:757
 bus_probe_device+0x1fc/0x2a0 drivers/base/bus.c:523
 device_add+0xc27/0x15a0 drivers/base/core.c:1835
 usb_set_configuration+0xd4f/0x17a0 drivers/usb/core/message.c:1932
 generic_probe+0xbb/0x120 drivers/usb/core/generic.c:174
 usb_probe_device+0xab/0x100 drivers/usb/core/driver.c:266
 really_probe drivers/base/dd.c:413
 driver_probe_device+0x522/0x740 drivers/base/dd.c:557
 __device_attach_driver+0x25d/0x2d0 drivers/base/dd.c:653
 bus_for_each_drv+0xff/0x160 drivers/base/bus.c:463
 __device_attach+0x1a8/0x2a0 drivers/base/dd.c:710
 device_initial_probe+0x1f/0x30 drivers/base/dd.c:757
 bus_probe_device+0x1fc/0x2a0 drivers/base/bus.c:523
 device_add+0xc27/0x15a0 drivers/base/core.c:1835
 usb_new_device+0x7fa/0x1090 drivers/usb/core/hub.c:2538
 hub_port_connect drivers/usb/core/hub.c:4987
 hub_port_connect_change drivers/usb/core/hub.c:5093
 port_event drivers/usb/core/hub.c:5199
 hub_event_impl+0x17b8/0x3440 drivers/usb/core/hub.c:5311
 hub_event+0x38/0x50 drivers/usb/core/hub.c:5209
 process_one_work+0x925/0x15d0 kernel/workqueue.c:2113
 worker_thread+0xef/0x10d0 kernel/workqueue.c:2247
 kthread+0x346/0x410 kernel/kthread.c:231
 ret_from_fork+0x2a/0x40 arch/x86/entry/entry_64.S:431
Code: 75 aa fd 48 8b 45 d0 48 8d b8 98 00 00 00 e8 4a cf f4 fe 45 89
e8 44 89 e1 4c 89 f2 48 89 c6 48 c7 c7 10 62 20 86 e8 8c 3e 99 fd <0f>
ff e9 ce f4 ff ff e8 c6 75 aa fd 48 8b 45 d0 48 8d b8 e8 00
---[ end trace ba22faf9f57546ae ]---