Public bug reported: I can't add comment and then attachment to any bug report.
How to reproduce. Take my long text, put it to "Add comment" section and then push "Add attachment or patch", you will receive error: "Request-URI Too Long The requested URL's length exceeds the capacity limit for this server." This is my long comment. Text is no matter, just example. 0. I don't think it is relative to drivers. Ubuntu 24 works ok. Ubuntu 25.04 the same problem with qv4l2, sometimes white, sometimes wrong green colors, sometimes image window is totally transparent (I can se only frame), in Ubuntu 25.04 I can easy escape such problems just login in Xorg like here https://i.sstatic.net/8sW93.png So I think problem is because of Wayland in Ubuntu 25.10 1. I connect camera by USB. I use qv4l2 app only. 2. Camera model is ELP-USB4K02AF (ELP-USB4K02AF-KL100W) 3. I disconnect, connect camera and try to use in qv4l2, after I did ``` a@Linux:/tmp/2$ sudo journalctl -f -n 50 Dec 06 22:29:26 Linux sudo[3237412]: pam_unix(sudo:session): session opened for user root(uid=0) by a(uid=1000) Dec 06 22:29:26 Linux sudo[3237412]: a : TTY=/dev/pts/4 ; PWD=/tmp/2 ; USER=root ; COMMAND=/usr/bin/journalctl -f Dec 06 22:29:28 Linux sudo[3237412]: pam_unix(sudo:session): session closed for user root Dec 06 22:29:43 Linux kernel: usb 1-1: new high-speed USB device number 8 using xhci_hcd Dec 06 22:29:44 Linux kernel: usb 1-1: New USB device found, idVendor=32e4, idProduct=0415, bcdDevice= 4.18 Dec 06 22:29:44 Linux kernel: usb 1-1: New USB device strings: Mfr=1, Product=4, SerialNumber=3 Dec 06 22:29:44 Linux kernel: usb 1-1: Product: 4K USB Camera Dec 06 22:29:44 Linux kernel: usb 1-1: Manufacturer: 4K USB Camera Dec 06 22:29:44 Linux kernel: usb 1-1: SerialNumber: 01.00.00 Dec 06 22:29:44 Linux kernel: usb 1-1: Found UVC 1.00 device 4K USB Camera (32e4:0415) Dec 06 22:29:44 Linux kernel: usb 1-1: 3:1: cannot get freq at ep 0x86 Dec 06 22:29:44 Linux kernel: usb 1-1: 3:2: cannot get freq at ep 0x86 Dec 06 22:29:44 Linux kernel: usb 1-1: 3:3: cannot get freq at ep 0x86 Dec 06 22:29:45 Linux kernel: usb 1-1: Warning! Unlikely big volume range (=4096), cval->res is probably wrong. Dec 06 22:29:45 Linux kernel: usb 1-1: [7] FU [Mic Capture Volume] ch = 1, val = 0/4096/1 Dec 06 22:29:45 Linux mtp-probe[3241389]: checking bus 1, device 8: "/sys/devices/pci0000:00/0000:00:01.2/0000:02:00.0/usb1/1-1" Dec 06 22:29:45 Linux mtp-probe[3241389]: bus: 1, device: 8 was not an MTP device Dec 06 22:29:45 Linux mtp-probe[3241440]: checking bus 1, device 8: "/sys/devices/pci0000:00/0000:00:01.2/0000:02:00.0/usb1/1-1" Dec 06 22:29:45 Linux mtp-probe[3241440]: bus: 1, device: 8 was not an MTP device Dec 06 22:29:45 Linux sudo[3241507]: pam_unix(sudo:session): session opened for user root(uid=0) by a(uid=1000) Dec 06 22:29:45 Linux sudo[3241507]: a : TTY=/dev/pts/4 ; PWD=/tmp/2 ; USER=root ; COMMAND=/usr/bin/journalctl -f -n 50 Dec 06 22:29:51 Linux sudo[3241507]: pam_unix(sudo:session): session closed for user root Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Activating service name='org.gnome.Calculator.SearchProvider' requested by ':1.24' (uid=1000 pid=6119 comm="/usr/bin/gnome-shell" label="unconfined") Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Activating service name='org.gnome.Characters' requested by ':1.24' (uid=1000 pid=6119 comm="/usr/bin/gnome-shell" label="unconfined") Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Activating service name='org.gnome.clocks' requested by ':1.24' (uid=1000 pid=6119 comm="/usr/bin/gnome-shell" label="unconfined") Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Activating service name='org.gnome.seahorse.Application' requested by ':1.24' (uid=1000 pid=6119 comm="/usr/bin/gnome-shell" label="unconfined") Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Activating service name='org.gnome.Settings.SearchProvider' requested by ':1.24' (uid=1000 pid=6119 comm="/usr/bin/gnome-shell" label="unconfined") Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Successfully activated service 'org.gnome.Calculator.SearchProvider' Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Successfully activated service 'org.gnome.Settings.SearchProvider' Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Successfully activated service 'org.gnome.seahorse.Application' Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Successfully activated service 'org.gnome.clocks' Dec 06 22:29:53 Linux dbus-daemon[5629]: [session uid=1000 pid=5629 pidfd=5] Successfully activated service 'org.gnome.Characters' Dec 06 22:29:54 Linux org.gnome.Characters[3242137]: JS LOG: Characters Application started Dec 06 22:29:54 Linux qv4l2.desktop[3242285]: QSocketNotifier: Can only be used with threads started with QThread Dec 06 22:29:54 Linux systemd[5539]: Started app-gnome-qv4l2-3242285.scope - Application launched by gnome-shell. Dec 06 22:29:58 Linux rtkit-daemon[3318]: Successfully made thread 3242715 of process 3242285 owned by '1000' RT at priority 20. Dec 06 22:29:58 Linux rtkit-daemon[3318]: Supervising 9 threads of 6 processes of 1 users. Dec 06 22:30:01 Linux CRON[3243042]: pam_unix(cron:session): session opened for user root(uid=0) by root(uid=0) Dec 06 22:30:01 Linux CRON[3243045]: (root) CMD (if [ -x /etc/init.d/anacron ] && ! [ -d /run/systemd/system ]; then exec /usr/sbin/invoke-rc.d anacron start >/dev/null; fi) Dec 06 22:30:01 Linux CRON[3243042]: pam_unix(cron:session): session closed for user root Dec 06 22:30:04 Linux systemd[1]: Starting sysstat-collect.service - system activity accounting tool... Dec 06 22:30:04 Linux systemd[1]: sysstat-collect.service: Deactivated successfully. Dec 06 22:30:04 Linux systemd[1]: Finished sysstat-collect.service - system activity accounting tool. Dec 06 22:30:04 Linux org.gnome.Characters[3242137]: JS LOG: Characters Application exiting Dec 06 22:30:05 Linux kernel: audit: type=1400 audit(1765027805.072:653): apparmor="DENIED" operation="connect" class="file" profile="/usr/bin/wsdd" name="/run/uuidd/request" pid=2744535 comm="python3" requested_mask="w" denied_mask="w" fsuid=1000 ouid=0 Dec 06 22:30:05 Linux kernel: audit: type=1400 audit(1765027805.077:654): apparmor="DENIED" operation="connect" class="file" profile="/usr/bin/wsdd" name="/run/uuidd/request" pid=2744535 comm="python3" requested_mask="w" denied_mask="w" fsuid=1000 ouid=0 Dec 06 22:30:07 Linux rtkit-daemon[3318]: Supervising 9 threads of 6 processes of 1 users. Dec 06 22:30:07 Linux rtkit-daemon[3318]: Supervising 9 threads of 6 processes of 1 users. Dec 06 22:30:22 Linux sudo[3244937]: pam_unix(sudo:session): session opened for user root(uid=0) by a(uid=1000) ``` 4. ``` v4l2-ctl --device /dev/video0 --set-fmt-video=width=1280,height=720,pixelformat=MJPG --stream-mmap --stream-to=frame.jpg --stream-count=1 ``` Works ok ** Affects: ubuntu Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2134300 Title: launchpad.net can't add comment To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/2134300/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
