Warning: Possible data loss, device connected to mux (HP900 D230)

[Jim Morakeas]

I am getting a warning message in the /var/adm/messages file. Can anyone enlighten me as to what exactly this means. should I worry about this.

Mar 5 07:10
Warning: Possible data loss, device connected to mux closed while the mux still
had data to send:port=18, mpc_flags=0x22a2, hp_state=0x5, t_state=0xc2010.
Warning: Possible data loss, device connected to mux closed while the mux still
had data to send:port=18, mpc_flags=0x22a2, hp_state=0x5, t_state=0xc2010.

[Cheryl Griffin]

The driver thinks there is data to be sent but the mux port is closed.

This can be due to a hardware problem, or maybe insufficient patches. Both the devices attached to the mux as well as the mux should be examined. In addition, it could be an application problem.