Tried unplugging camera, problems are gone. Cheese is starting instantly (with camera plugged in 33 seconds), shutdown/logout are instant (with camera 25- 30 sec, didn't measure exact time). Camera make and model: Logitech c525
lsusb: Bus 003 Device 009: ID 046d:0826 Logitech, Inc. HD Webcam C525 Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 ? bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x046d Logitech, Inc. idProduct 0x0826 HD Webcam C525 bcdDevice 0.10 iManufacturer 0 iProduct 2 HD Webcam C525 iSerial 1 AF850BA0 bNumConfigurations 1 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-settings-daemon in Ubuntu. https://bugs.launchpad.net/bugs/1725163 Title: gnome-shell freezes when logout/shutdown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-settings-daemon/+bug/1725163/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs