Hi Timo

>From the below information it looks like a kernel problem to me. I mean
the Xvnc should not be killed when you press ctrl-c in strace... But maybe
that is a separate problem.

Best regards,

// Ola

On Sat, Dec 20, 2008 at 08:18:40PM +0200, Timo Juhani Lindfors wrote:
> Ola Lundqvist <o...@debian.org> writes:
> > Thanks for the report. Next time you hit this problem it would be nice
> > with a strace (and also gdb) dump of the process. It is then possible
> > to localize the hang further.
> 
> $ strace -p 4453 -s24 -ff -tt
> Process 4453 attached - interrupt to quit
> 20:16:48.997783 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:48.999135 sigreturn()             = ? (mask now [])
> 20:16:49.000107 clone(child_stack=0, 
> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, 
> child_tidptr=0xb7c80708) = ? ERESTARTNOINTR (To be restarted)
> 20:16:49.041172 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:49.041860 sigreturn()             = ? (mask now [])
> 20:16:49.042671 clone(child_stack=0, 
> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, 
> child_tidptr=0xb7c80708) = ? ERESTARTNOINTR (To be restarted)
> 20:16:49.081748 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:49.082438 sigreturn()             = ? (mask now [])
> 20:16:49.083284 clone(child_stack=0, 
> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, 
> child_tidptr=0xb7c80708) = ? ERESTARTNOINTR (To be restarted)
> 20:16:49.123941 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:49.124657 sigreturn()             = ? (mask now [])
> 20:16:49.125439 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:49.125934 sigreturn()             = ? (mask now [])
> 20:16:49.126698 clone(child_stack=0, 
> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, 
> child_tidptr=0xb7c80708) = ? ERESTARTNOINTR (To be restarted)
> 20:16:49.166185 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:49.166866 sigreturn()             = ? (mask now [])
> 20:16:49.167641 clone(child_stack=0, 
> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, 
> child_tidptr=0xb7c80708) = ? ERESTARTNOINTR (To be restarted)
> 20:16:49.208339 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:49.209065 sigreturn()             = ? (mask now [])
> 20:16:49.209860 clone(child_stack=0, 
> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, 
> child_tidptr=0xb7c80708) = ? ERESTARTNOINTR (To be restarted)
> 20:16:49.249657 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 20:16:49.250335 sigreturn()             = ? (mask now [])
> 20:16:49.251124 clone(child_stack=0, 
> flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD, 
> child_tidptr=0xb7c80708) = ? ERESTARTNOINTR (To be restarted)
> 20:16:49.291359 --- SIGALRM (Alarm clock) @ 0 (0) ---
> 
> Hitting ctrl-c to strace cause Xvnc process to exit. I'll run gdb next
> time.
> 
> > My suspicion in this case is the Linux kernel or the gimp-print because
> > they are the only one changed. Gimp print could hang in a display loop
> > and the kernel can hang for various reasons...
> 
> I used gimp-print only on the day I installed it and did not use gimp
> after it.
> 

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