Search for SANE scanners freezes the system
Yuri
yuri at rawbw.com
Sat Sep 10 16:04:16 UTC 2016
On 09/09/2016 17:33, Ben Woods wrote:
> Can you please define more what you mean by "freezes the system"?
>
> Does it panic the kernel (which either reboots itself or drops you to a
> debugging console)?
>
> Does the command line just not output anything and not return to the
> prompt? In this case, maybe a Ctrl+c will exit the scanimage program and
> return you to the prompt?
>
> Or does it freeze your scanner (I.e. The impact is on your scanner, leaving
> your FreeBSD machine running fine)?
System doesn't panic, it just stops, the same image stays on the
graphics screen, keyboard/mouse become dead, and it doesn't respond to
the network queries.
I am thinking that this command sends some unusual broadcasts that
possibly expose some bug. I think I can reproduce it reliably on my
system. But I am not sure where to go from here.
Yuri
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