Dont assume the segfault is in sanei_usb- what does the pixma backend do with bad interrupt endpoint data?
allan On Thu, Sep 23, 2010 at 1:01 PM, Gernot Hassenpflug <aikishugyo at gmail.com> wrote: > Hi, > > I have a Canon MP950 which I added the necessary ID lines for in the > pixma backend. However, it results in a segmentation fault with > sane_usb, something I fail to understand, since erroneous commands > usually just prevent the backend from communicating/opening the > scanner: > > ... > sanei_usb] sanei_usb_read_bulk: trying to read 20 bytes > [sanei_usb] 000 06 06 00 00 00 00 00 00 05 00 00 00 03 00 02 01 > ................ > [sanei_usb] 010 00 21 00 D4 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? .!.. > [sanei_usb] sanei_usb_read_bulk: wanted 20 bytes, got 20 bytes > [pixma] IN ? T=1.611 len=20 > [pixma] ?00000000:06 06 00 00 00 00 00 00 ?05 00 00 00 03 00 02 01 > [pixma] ?00000010:00 21 00 d4 > [pixma] > [pixma] Current status: paper=0 cal=0 lamp=1 busy=33 > [sanei_usb] sanei_usb_read_int: trying to read 16 bytes > [sanei_usb] sanei_usb_read_int: read failed: Resource temporarily unavailable > Segmentation fault > > Does this kind of error ring any bells for anyone? > > Best regards, > Gernot Hassenpflug > -- > ISP Asahi-Net: http://asahi-net.jp/en/ > No.1 in Japan by customer satisfaction > (Nikkei News, 7 July 2010) > > -- > sane-devel mailing list: sane-devel at lists.alioth.debian.org > http://lists.alioth.debian.org/mailman/listinfo/sane-devel > Unsubscribe: Send mail with subject "unsubscribe your_password" > ? ? ? ? ? ? to sane-devel-request at lists.alioth.debian.org > -- "The truth is an offense, but not a sin"
