Re: 2.6.25.3: su gets stuck for root

Joe Peterson
2008-06-02T05:42:34Z

Harald Dunkel wrote:
> 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) ---

Yep, almost the same. I get (repeating):

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

-Joe