Hello:
This patch was applied to netdev/net.git (master)
by David S. Miller <davem@xxxxxxxxxxxxx>:
On Fri, 3 Feb 2023 14:32:09 -0500 you wrote:
> The syzbot fuzzer detected a bug in the plusb network driver: A
> zero-length control-OUT transfer was treated as a read instead of a
> write. In modern kernels this error provokes a WARNING:
>
> usb 1-1: BOGUS control dir, pipe 80000280 doesn't match bRequestType c0
> WARNING: CPU: 0 PID: 4645 at drivers/usb/core/urb.c:411
> usb_submit_urb+0x14a7/0x1880 drivers/usb/core/urb.c:411
> Modules linked in:
> CPU: 1 PID: 4645 Comm: dhcpcd Not tainted
> 6.2.0-rc6-syzkaller-00050-g9f266ccaa2f5 #0
> Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google
> 01/12/2023
> RIP: 0010:usb_submit_urb+0x14a7/0x1880 drivers/usb/core/urb.c:411
> ...
> Call Trace:
> <TASK>
> usb_start_wait_urb+0x101/0x4b0 drivers/usb/core/message.c:58
> usb_internal_control_msg drivers/usb/core/message.c:102 [inline]
> usb_control_msg+0x320/0x4a0 drivers/usb/core/message.c:153
> __usbnet_read_cmd+0xb9/0x390 drivers/net/usb/usbnet.c:2010
> usbnet_read_cmd+0x96/0xf0 drivers/net/usb/usbnet.c:2068
> pl_vendor_req drivers/net/usb/plusb.c:60 [inline]
> pl_set_QuickLink_features drivers/net/usb/plusb.c:75 [inline]
> pl_reset+0x2f/0xf0 drivers/net/usb/plusb.c:85
> usbnet_open+0xcc/0x5d0 drivers/net/usb/usbnet.c:889
> __dev_open+0x297/0x4d0 net/core/dev.c:1417
> __dev_change_flags+0x587/0x750 net/core/dev.c:8530
> dev_change_flags+0x97/0x170 net/core/dev.c:8602
> devinet_ioctl+0x15a2/0x1d70 net/ipv4/devinet.c:1147
> inet_ioctl+0x33f/0x380 net/ipv4/af_inet.c:979
> sock_do_ioctl+0xcc/0x230 net/socket.c:1169
> sock_ioctl+0x1f8/0x680 net/socket.c:1286
> vfs_ioctl fs/ioctl.c:51 [inline]
> __do_sys_ioctl fs/ioctl.c:870 [inline]
> __se_sys_ioctl fs/ioctl.c:856 [inline]
> __x64_sys_ioctl+0x197/0x210 fs/ioctl.c:856
> do_syscall_x64 arch/x86/entry/common.c:50 [inline]
> do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
> entry_SYSCALL_64_after_hwframe+0x63/0xcd
>
> [...]
Here is the summary with links:
- net: USB: Fix wrong-direction WARNING in plusb.c
https://git.kernel.org/netdev/net/c/811d581194f7
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
