In article <20020422195305.876AA7B4B@berkshire.research.att.com>,
Steven M. Bellovin <smb@research.att.com> wrote:
>In message <3CC46979.9@nerim.net>, Ludovic Hirlimann writes:
>>Since some time if I do some disk related action I get messages like :
>>
>>$ df -k .
>>Filesystem  1K-blocks     Used    Avail Capacity  Mounted on
>>/dev/sd0a     2031153   157642  1771953     8%    /
>>ksh: j_waitj: tcsetpgrp(10, 2970) failed: Inappropriate ioctl for device
>>$
>>
>>What does this mean ? That I have a problem with my disk ?
>>
>
>No -- it's a bug in the tty driver about switching process group 
>ownership of the device, as done by shell job control.

And tty.c:1.136,kern_prot:1.68 fixes it.

christos