netdev - Re: [PATCH v2] net: usbnet: Fix WARNING in usbnet_start_xmit/usb_submit

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Date: Fri, 14 Jul 2023 04:00:20 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Alan Stern <stern@...land.harvard.edu>
Cc: davem@...emloft.net, kuba@...nel.org, oneukum@...e.com,
 netdev@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: [PATCH v2] net: usbnet: Fix WARNING in
 usbnet_start_xmit/usb_submit_urb

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@...nel.org>:

On Wed, 12 Jul 2023 10:15:10 -0400 you wrote:
> The syzbot fuzzer identified a problem in the usbnet driver:
> 
> usb 1-1: BOGUS urb xfer, pipe 3 != type 1
> WARNING: CPU: 0 PID: 754 at drivers/usb/core/urb.c:504 usb_submit_urb+0xed6/0x1880 drivers/usb/core/urb.c:504
> Modules linked in:
> CPU: 0 PID: 754 Comm: kworker/0:2 Not tainted 6.4.0-rc7-syzkaller-00014-g692b7dc87ca6 #0
> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
> Workqueue: mld mld_ifc_work
> RIP: 0010:usb_submit_urb+0xed6/0x1880 drivers/usb/core/urb.c:504
> Code: 7c 24 18 e8 2c b4 5b fb 48 8b 7c 24 18 e8 42 07 f0 fe 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 a0 c9 fc 8a e8 5a 6f 23 fb <0f> 0b e9 58 f8 ff ff e8 fe b3 5b fb 48 81 c5 c0 05 00 00 e9 84 f7
> RSP: 0018:ffffc9000463f568 EFLAGS: 00010086
> RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
> RDX: ffff88801eb28000 RSI: ffffffff814c03b7 RDI: 0000000000000001
> RBP: ffff8881443b7190 R08: 0000000000000001 R09: 0000000000000000
> R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000003
> R13: ffff88802a77cb18 R14: 0000000000000003 R15: ffff888018262500
> FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
> CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> CR2: 0000556a99c15a18 CR3: 0000000028c71000 CR4: 0000000000350ef0
> Call Trace:
>  <TASK>
>  usbnet_start_xmit+0xfe5/0x2190 drivers/net/usb/usbnet.c:1453
>  __netdev_start_xmit include/linux/netdevice.h:4918 [inline]
>  netdev_start_xmit include/linux/netdevice.h:4932 [inline]
>  xmit_one net/core/dev.c:3578 [inline]
>  dev_hard_start_xmit+0x187/0x700 net/core/dev.c:3594
> ...
> 
> [...]

Here is the summary with links:
  - [v2] net: usbnet: Fix WARNING in usbnet_start_xmit/usb_submit_urb
    https://git.kernel.org/netdev/net/c/5e1627cb43dd

You are awesome, thank you!
-- 
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