Hi Maximiliano, On Tue, 11 Jun 2013 10:31:59 +0200, Maximiliano Curia wrote:
> El 2013-06-11 a las 09:50 +0900, Atsuhito Kohda escribió: >> Bus 001 Device 003: ID 04f2:1060 Chicony Electronics Co., Ltd > >> Bus 002 Device 004: ID 046d:08b5 Logitech, Inc. QuickCam Sphere > > These two are webcams, right? You know which one is /dev/video0 and which is > /dev/video1? Well, I guess Logitech QuickCam is a webcam and /dev/video0, Chicony would be a USB keyboard. There is no /dev/video1 >> A bit more precisely, when I did run xawtv, it opens >> a window with black screen and so I right clicked on >> the window to quit. >> Then I selected "Quit" but suddenly I saw console screen >> full of characters (seems messages from kernel). >> Then I could't do anything than pressing power button. > > So, you got a kernel Oops. Following the same steps with the previous version > of xawtv won't crash? No, xawtv 3.102-3 doesn't crash. I use it almost everyday. > My guess is still a kernel module issue, but I'll try to follow the exit code > of xawtv and check what could have changed. > >> If you need any other information please let me know. > > Please confirm me if the previous version doesn't crash. No, it doesn't crash. > Also, the kernel error would be quite useful, but to obtain it you'll need to > reproduce the problem, make sure to close all the other programs, save your > files and sync your disks before testing this. Also you might need to take a > picture of the screen if the computer ends up in a non-responsive state. Okay, I'll try later. > Testing this bug with another computer (with a kernel version similar to the > one you reported) I got an interesting message: > This is xawtv-3.103, running on Linux/x86_64 (3.2.0-4-rt-amd64) > xinerama 0: 1366x768+0+0 > vid-open-auto: using grabber/webcam device /dev/video0 > ioctl: > VIDIOC_S_FMT(type=VIDEO_CAPTURE;fmt.pix.width=384;fmt.pix.height=288;fmt.pix.pixelformat=0x34524742 > > [BGR4];fmt.pix.field=ANY;fmt.pix.bytesperline=0;fmt.pix.sizeimage=202752;fmt.pix.colorspace=SRGB;fmt.pix.priv=0): > Invalid argument > Error: Object "xawtv" does not have windowed ancestor > > The last two lines are not printed with the previous xawtv version (3.102-3). > > After upgrading the kernel, and xawtv, the last two lines went away. So, it > might be that the ioctl call ends up in kernel module error for the module > that handles your webcam in your system. Interesting info. As you might know the kernel (or my system in the whole) is from standard Debian/testing at present. Thanks for your maintenance. Best regards, 2013-6-12(Wed) -- Debian Developer - much more I18N of Debian Atsuhito Kohda <kohda AT debian.org> Department of Math., Univ. of Tokushima -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
