[sane-devel] Avision AV210D2+ segfaulting

[m. allan noah]

Always start with an upgrade to a current git repo checkout. There has
been some work on the avision backend recently, and you might get
lucky.

allan

On Mon, Jan 16, 2017 at 10:38 AM, skerr <skerr at rx30.com> wrote:
> Hi Wolf,
>
> Thanks for your response.
>
> I will be stuck using CentOS7. It uses a 3.10 kernel. But your correct,
> CentOS/RHEL, backport many patches/bugfixes/updates.
>
> Its the platform we use for a very heavily modified Kickstart server
> installation we provide to our end users. I have the scanner working on my
> CentOS 5 and 6 kickstarts,  but we have hundreds out in the field and will
> have to update to 7 in the not too distant future. It wont be a complete
> show stopper as long as I can get scanimage to scan over the network to an
> avision hanging off a windows workstation.
>
> Also , by you comments, I presume the maintainer listed in the avision conf
> file is no longer active. That was going to be my next recourse if noone on
> this list had any fruitful suggestions.
>
> Hopefully I can come up with a solution before CentOS7 goes live.
>
> Thanks,
>
> Steve
>
>
>
> On 01/14/2017 05:30 AM, Wolf Drechsel wrote:
>
> Hello,
>
> just my 2cts:
> I'm suffering from a "avision" problem as well - we seem to be quite a bit
> lost at the moment, as far as I understood, the avision backend does not
> have a maintainer at the moment.
>
> An ugly workaround for me is to scan from my laptop which is running debian
> 8.6 now - I do not have any problems scanning with that machine. Maybe you
> want to give a debian live system a try?
>
> My guess (but I do not know anything about programming) is that in the last
> few years USB timing was changed, so older kernels work better than newer
> ones. I read that CentOS is using a comparatively old kernel, but with quite
> a lot of patches - can those cause the harm?
>
> cheers,
> Wolf
>
> Am Freitag, den 13.01.2017, 09:26 -0500 schrieb skerr:
>
> Hello,
> I am having an issue when trying to use a Avision AV210D2+ scanner.
> I am running CentOS 7.2 using sane-backends 1.0.24.
>
> fujitsu fi-6130z and 7160 both work fine on the same platform.
>
> USB 3 is turned off in the bios and lsusb -t shows the scanner is using the
> ehci-pc usb module.
>
> The scanner is seen properly by sane-find-scanner  and scanimage -L.
> device `avision:libusb:002:032' is a Avision AV210D2+ sheetfed scanner
>
> When attempting to scan a documents, scanimage -d avision >test.jpg the
> console error message
> is segmentation fault. dmesg shows  segfault at 7fa93c82a9d0 ip
> 00007fa94a2a1de0 sp  00007fff384ef888 error 4 in
> libpthread-2.17.so[7fa94a299000+17000]
>
> Some things I have tried:
> - passing various supported geometry and resolution options to scanimage .
> - removing all backends from dll.conf except for avision
> - rotated amongst all usb ports
> - bios update to workstation
>
>
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