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    SubjectRe: 2.6.25.3: su gets stuck for root
    Hi Joe,

    Joe Peterson wrote:
    > Hi Harold,
    >
    > Doing "ps" while hung shows stty in the "T" state. "killall -9 stty"
    > releases it.
    >

    Does strace give you the same output if you attach it to the blocking
    stty (strace -p $pid)?

    I got


    :
    ioctl(0, SNDCTL_TMR_START or TCSETS, {B38400 opost isig icanon echo ...}) = ? ERESTARTSYS (To be restarted)
    --- SIGTTOU (Stopped (tty output)) @ 0 (0) ---
    --- SIGTTOU (Stopped (tty output)) @ 0 (0) ---
    :


    Regards

    Harri



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