Syslog output from non working kernel with failed probe message: May 27 22:12:55 ThinkPad-T550 kernel: [ 50.880075] usb 2-3: new full-speed USB device number 5 using xhci_hcd May 27 22:12:55 ThinkPad-T550 kernel: [ 51.040249] usb 2-3: New USB device found, idVendor=19b5, idProduct=0021 May 27 22:12:55 ThinkPad-T550 kernel: [ 51.040251] usb 2-3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 May 27 22:12:55 ThinkPad-T550 kernel: [ 51.040252] usb 2-3: Product: PX USB May 27 22:12:55 ThinkPad-T550 kernel: [ 51.040254] usb 2-3: Manufacturer: Bowers & Wilkins May 27 22:12:55 ThinkPad-T550 kernel: [ 51.040255] usb 2-3: SerialNumber: ABCDEF0123456789 May 27 22:12:55 ThinkPad-T550 mtp-probe: checking bus 2, device 5: "/sys/devices/pci0000:00/0000:00:14.0/usb2/2-3" May 27 22:12:55 ThinkPad-T550 mtp-probe: bus: 2, device: 5 was not an MTP device May 27 22:12:55 ThinkPad-T550 kernel: [ 51.074237] hidraw: raw HID events driver (C) Jiri Kosina May 27 22:12:55 ThinkPad-T550 kernel: [ 51.099805] snd-usb-audio: probe of 2-3:1.0 failed with error -22 May 27 22:12:55 ThinkPad-T550 kernel: [ 51.107942] usb 2-3: 2:1: cannot get min/max values for control 2 (id 2) May 27 22:12:55 ThinkPad-T550 kernel: [ 51.107984] snd-usb-audio: probe of 2-3:1.1 failed with error -22 May 27 22:12:55 ThinkPad-T550 kernel: [ 51.112502] usbcore: registered new interface driver snd-usb-audio May 27 22:12:55 ThinkPad-T550 kernel: [ 51.115517] usbcore: registered new interface driver usbhid May 27 22:12:55 ThinkPad-T550 kernel: [ 51.115518] usbhid: USB HID core driver May 27 22:12:55 ThinkPad-T550 kernel: [ 51.121643] input: Bowers & Wilkins PX USB as /devices/pci0000:00/0000:00:14.0/usb2/2-3/2-3:1.2/0003:19B5:0021.000 1/input/input19
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1773697 Title: [USB-Audio - PX USB, playback] No sound at all after kernel upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1773697/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
