[Bug 874181] Re: brltty daemon prevents creation of ttyUSB0 device link

[Spencer Ahn]

Same issue here with FTDI device in 22.04 LTS

[    0.102175] printk: console [tty0] enabled
[    8.398040] usb 1-2: FTDI USB Serial Device converter now attached to ttyUSB0
[    8.936936] usb 1-2: usbfs: interface 0 claimed by ftdi_sio while 'brltty' sets config #1
[    8.948170] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
[ 1595.543668] usb 1-2: FTDI USB Serial Device converter now attached to ttyUSB0
[ 1598.966559] usb 1-2: usbfs: interface 0 claimed by ftdi_sio while 'brltty' sets config #1
[ 1598.978187] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
[ 2433.799626] usb 1-2: FTDI USB Serial Device converter now attached to ttyUSB0
[ 2433.981880] usb 1-2: usbfs: interface 0 claimed by ftdi_sio while 'brltty' sets config #1
[ 2433.993197] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
[ 2436.996295] usb 1-1: FTDI USB Serial Device converter now attached to ttyUSB0
[ 2438.974226] usb 1-1: usbfs: interface 0 claimed by ftdi_sio while 'brltty' sets config #1
[ 2438.985744] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0

Issue resolved after removing brltty,

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https://bugs.launchpad.net/bugs/874181

Title:
  brltty daemon prevents creation of ttyUSB0 device link

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