I've tried to test again and it seems there are some problem with read error. u@u-Inspiron-3137:~$ dmesg | grep error [ 6.571775] usb 2-7: device descriptor read/8, error -110 [ 11.690873] usb 2-7: device descriptor read/8, error -110 [ 12.512528] EXT4-fs (sda3): re-mounted. Opts: errors=remount-ro [ 16.922015] usb 2-7: device descriptor read/8, error -110 [ 22.041155] usb 2-7: device descriptor read/8, error -110 [ 27.272312] usb 2-7: device descriptor read/8, error -110 [ 32.391447] usb 2-7: device descriptor read/8, error -110 [ 37.622581] usb 2-7: device descriptor read/8, error -110 [ 42.741775] usb 2-7: device descriptor read/8, error -110
Bluetooth message shows no fw loading error. u@u-Inspiron-3137:~$ dmesg | grep Blue [ 13.192066] Bluetooth: Core ver 2.16 [ 13.192094] Bluetooth: HCI device and connection manager initialized [ 13.192096] Bluetooth: HCI socket layer initialized [ 13.192098] Bluetooth: L2CAP socket layer initialized [ 13.192108] Bluetooth: SCO socket layer initialized [ 13.229912] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.229916] Bluetooth: BNEP filters: protocol multicast [ 13.241922] Bluetooth: RFCOMM TTY layer initialized [ 13.241928] Bluetooth: RFCOMM socket layer initialized [ 13.241930] Bluetooth: RFCOMM ver 1.11 lsusb can't see the broadcom bluetooth device. u@u-Inspiron-3137:~$ lsusb Bus 001 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 002: ID 0c45:6a00 Microdia Bus 002 Device 007: ID 04f3:016c Elan Microelectronics Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1197616 Title: Bluetooth sometimes does not work after resuming from suspend To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/1197616/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
