Ubuntu

i have ubuntu 14.04 lts installed showing error hci command 0*1003 tx timeout at booting.

Asked by ganesh

i have ubuntu 14.04 installed showing error hci o*1003 tx timeout error at booting.
i am also not able to find bluetooth devices nearby me.
following are the more information .

ganesh@Ganesh-PC:~$ lsusb; dmesg | grep -i firmware; rfkill list all; dmesg | grep -i bluetooth; uname -a; lsmod | grep bluetooth
Bus 001 Device 005: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 004: ID 0a5c:21d7 Broadcom Corp. BCM43142 Bluetooth 4.0
Bus 001 Device 003: ID 0bda:5756 Realtek Semiconductor Corp.
Bus 001 Device 002: ID 8087:8000 Intel Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
[ 0.153784] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 26.145326] usb 1-1.6: Direct firmware load failed with error -2
[ 26.145925] Bluetooth: can't load firmware, may not work correctly
0: hci0: Bluetooth
 Soft blocked: no
 Hard blocked: no
1: phy0: Wireless LAN
 Soft blocked: no
 Hard blocked: no
2: brcmwl-0: Wireless LAN
 Soft blocked: no
 Hard blocked: no
[ 25.862036] Bluetooth: Core ver 2.17
[ 25.862057] Bluetooth: HCI device and connection manager initialized
[ 25.862064] Bluetooth: HCI socket layer initialized
[ 25.862066] Bluetooth: L2CAP socket layer initialized
[ 25.862069] Bluetooth: SCO socket layer initialized
[ 26.145925] Bluetooth: can't load firmware, may not work correctly
[ 27.976707] Bluetooth: RFCOMM TTY layer initialized
[ 27.976720] Bluetooth: RFCOMM socket layer initialized
[ 27.976727] Bluetooth: RFCOMM ver 1.11
[ 28.082610] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 28.082614] Bluetooth: BNEP filters: protocol multicast
[ 28.082625] Bluetooth: BNEP socket layer initialized
[ 28.150200] Bluetooth: hci0 command 0x1003 tx timeout
Linux Ganesh-PC 3.13.0-105-generic #152-Ubuntu SMP Fri Dec 2 15:37:11 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
bluetooth 391136 22 bnep,btusb,rfcomm

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Manfred Hampl (m-hampl) said : 		#1

Maybe "Bluetooth: can't load firmware, may not work correctly" is a clue to the root cause.

You could try http://askubuntu.com/a/707486/167850 together with http://askubuntu.com/a/632348/167850

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ganesh (pawarg84) said : 		#2

But how to fix this issue of
"Bluetooth: can't load firmware, may not work correctly""Bluetooth: can't load firmware, may not work correctly"

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Manfred Hampl (m-hampl) said : 		#3

The askubuntu links provide instructions how to copy the firmware to your system.

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