[odifinaro]

Here is the log:

[2016-05-21 @ 17:37:29 -0301] - Beginning the processing of package 'Update_usbnet_0.21.N_install_pw2_kt2_kv_pw3.bin' (usbnet 0.21.N I WARIO) . . .

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Running 'install.sh' for 'usbnet 0.21.N I WARIO' (Update_usbnet_0.21.N_install_pw2_kt2_kv_pw3.bin) @ Sat, 21 May 2016 17:37:31 -0301

system: I usbnet:install:ur custom directory already exists, checking if we have custom content to preserve
system: I usbnet:install::installing custom directory
src/usbnet/
src/usbnet/etc/
src/usbnet/etc/dropbear_dss_host_key

.....A BUNCH MORE......

src/usbnet/bin/gdbserver
src/usbnet/bin/objdump
cp: can't create '/mnt/us/./usbnet/etc/dropbear_dss_host_key': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/nanorc': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/ssh_host_rsa_key': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/dropbear_rsa_host_key': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/dropbear_ecdsa_host_key': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/VERSION': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/sshd_config': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/ssh_config': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/ssh_host_ecdsa_key': Input/output error
cp: can't create directory '/mnt/us/./usbnet/etc/nano': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/ssh_host_ed25519_key': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/tmux.conf': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/moduli': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/inputrc': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/ssh_host_dsa_key': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/htoprc': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/config': Input/output error
cp: can't create directory '/mnt/us/./usbnet/etc/zsh': Input/output error
cp: can't create directory '/mnt/us/./usbnet/etc/ltrace': Input/output error
cp: can't create directory '/mnt/us/./usbnet/etc/dot.ssh': Input/output error
cp: can't create directory '/mnt/us/./usbnet/etc/terminfo': Input/output error
cp: can't create '/mnt/us/./usbnet/etc/config.default': Input/output error

Hu oh... Got return code 1 . . .

A reboot didn't work, so I removed the usbnet folder and installed it again. Now it works, including over WiFi.
Thanks!