[  264.387248][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  264.403675][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  264.403706][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  264.419928][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  264.419956][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  264.435784][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 61 printk messages dropped **
[  264.764351][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.771401][    C1] yealink 4-1:36.0: unexpected response 0
[  264.780743][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.787796][    C1] yealink 4-1:36.0: unexpected response 0
[  264.796760][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.803799][    C1] yealink 4-1:36.0: unexpected response 0
[  264.812702][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.819859][    C1] yealink 4-1:36.0: unexpected response 0
[  264.829636][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.836573][    C1] yealink 4-1:36.0: unexpected response 0
[  264.845444][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.852409][    C1] yealink 4-1:36.0: unexpected response 0
[  264.861336][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.868410][    C1] yealink 4-1:36.0: unexpected response 0
[  264.877360][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.884617][    C1] yealink 4-1:36.0: unexpected response 0
[  264.893457][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.900417][    C1] yealink 4-1:36.0: unexpected response 0
[  264.909219][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.916423][    C1] yealink 4-1:36.0: unexpected response 0
[  264.925395][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.932807][    C1] yealink 4-1:36.0: unexpected response 0
[  264.941818][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.948918][    C1] yealink 4-1:36.0: unexpected response 0
[  264.957976][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.965063][    C1] yealink 4-1:36.0: unexpected response 0
[  264.973908][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.981047][    C1] yealink 4-1:36.0: unexpected response 0
[  264.989874][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.996830][    C1] yealink 4-1:36.0: unexpected response 0
[  265.005730][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.012903][    C1] yealink 4-1:36.0: unexpected response 0
[  265.021676][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.028619][    C1] yealink 4-1:36.0: unexpected response 0
[  265.037386][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.044621][    C1] yealink 4-1:36.0: unexpected response 0
[  265.053445][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.060422][    C1] yealink 4-1:36.0: unexpected response 0
[  265.069413][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.076353][    C1] yealink 4-1:36.0: unexpected response 0
[  265.085192][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.092526][    C1] yealink 4-1:36.0: unexpected response 0
[  265.101546][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.108706][    C1] yealink 4-1:36.0: unexpected response 0
[  265.117596][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.124800][    C1] yealink 4-1:36.0: unexpected response 0
[  265.133740][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.140967][    C1] yealink 4-1:36.0: unexpected response 0
[  265.149712][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.156760][    C1] yealink 4-1:36.0: unexpected response 0
[  265.165875][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.173041][    C1] yealink 4-1:36.0: unexpected response 0
[  265.181794][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.188932][    C1] yealink 4-1:36.0: unexpected response 0
[  265.197738][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.204796][    C1] yealink 4-1:36.0: unexpected response 0
[  265.213997][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.221086][    C1] yealink 4-1:36.0: unexpected response 0
[  265.230026][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.237152][    C1] yealink 4-1:36.0: unexpected response 0
[  265.246348][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.253344][    C1] yealink 4-1:36.0: unexpected response 0
[  265.262348][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.269486][    C1] yealink 4-1:36.0: unexpected response 0
[  265.278317][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.285638][    C1] yealink 4-1:36.0: unexpected response 0
[  265.294408][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.301581][    C1] yealink 4-1:36.0: unexpected response 0
[  265.310674][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.318237][    C1] yealink 4-1:36.0: unexpected response 0
[  265.327082][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.334526][    C1] yealink 4-1:36.0: unexpected response 0
[  265.343642][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.351165][    C1] yealink 4-1:36.0: unexpected response 0
[  265.360144][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.367510][    C1] yealink 4-1:36.0: unexpected response 0
[  265.376491][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.383571][    C1] yealink 4-1:36.0: unexpected response 0
[  265.392502][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.399584][    C1] yealink 4-1:36.0: unexpected response 0
[  265.408459][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.415531][    C1] yealink 4-1:36.0: unexpected response 0
[  265.424384][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.431790][    C1] yealink 4-1:36.0: unexpected response 0
[  265.432065][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.442129][    C1] yealink 4-1:36.0: unexpected response 0
[  265.451360][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.458409][    C1] yealink 4-1:36.0: unexpected response 0
[  265.467447][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.474515][    C1] yealink 4-1:36.0: unexpected response 0
[  265.483635][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.490957][    C1] yealink 4-1:36.0: unexpected response 0
[  265.499766][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.506820][    C1] yealink 4-1:36.0: unexpected response 0
[  265.515727][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.522910][    C1] yealink 4-1:36.0: unexpected response 0
[  265.531914][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.538848][    C1] yealink 4-1:36.0: unexpected response 0
[  265.547873][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.554945][    C1] yealink 4-1:36.0: unexpected response 0
[  265.563849][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.570816][    C1] yealink 4-1:36.0: unexpected response 0
[  265.579645][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.586682][    C1] yealink 4-1:36.0: unexpected response 0
[  265.595528][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.602589][    C1] yealink 4-1:36.0: unexpected response 0
[  265.611753][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.618674][    C1] yealink 4-1:36.0: unexpected response 0
[  265.627512][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.634797][    C1] yealink 4-1:36.0: unexpected response 0
[  265.643794][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.650785][    C1] yealink 4-1:36.0: unexpected response 0
[  265.659899][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.666836][    C1] yealink 4-1:36.0: unexpected response 0
[  265.675704][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.682902][    C1] yealink 4-1:36.0: unexpected response 0
[  265.692067][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.699039][    C1] yealink 4-1:36.0: unexpected response 0
[  265.707864][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.714991][    C1] yealink 4-1:36.0: unexpected response 0
[  265.723830][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.730850][    C1] yealink 4-1:36.0: unexpected response 0
[  265.739800][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.746750][    C1] yealink 4-1:36.0: unexpected response 0
[  265.755569][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.762668][    C1] yealink 4-1:36.0: unexpected response 0
[  265.771410][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.778443][    C1] yealink 4-1:36.0: unexpected response 0
[  265.787297][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.794446][    C1] yealink 4-1:36.0: unexpected response 0
[  265.803299][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.810517][    C1] yealink 4-1:36.0: unexpected response 0
[  265.819230][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.826320][    C1] yealink 4-1:36.0: unexpected response 0
[  265.835334][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.842288][    C1] yealink 4-1:36.0: unexpected response 0
[  265.851019][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.858040][    C1] yealink 4-1:36.0: unexpected response 0
[  265.866971][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.874074][    C1] yealink 4-1:36.0: unexpected response 0
[  265.883264][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.890438][    C1] yealink 4-1:36.0: unexpected response 0
[  265.899429][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.906468][    C1] yealink 4-1:36.0: unexpected response 0
[  265.915250][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.922202][    C1] yealink 4-1:36.0: unexpected response 0
[  265.931015][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.937967][    C1] yealink 4-1:36.0: unexpected response 0
[  265.947171][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.954252][    C1] yealink 4-1:36.0: unexpected response 0
[  265.963206][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.970476][    C1] yealink 4-1:36.0: unexpected response 0
[  265.979380][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  265.986740][    C1] yealink 4-1:36.0: unexpected response 0
[  265.995508][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.002669][    C1] yealink 4-1:36.0: unexpected response 0
[  266.011503][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.018774][    C1] yealink 4-1:36.0: unexpected response 0
[  266.028114][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.035106][    C1] yealink 4-1:36.0: unexpected response 0
[  266.044047][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.051234][    C1] yealink 4-1:36.0: unexpected response 0
[  266.061039][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.068243][    C1] yealink 4-1:36.0: unexpected response 0
[  266.077165][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.084223][    C1] yealink 4-1:36.0: unexpected response 0
[  266.093433][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.100557][    C1] yealink 4-1:36.0: unexpected response 0
[  266.109434][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.116378][    C1] yealink 4-1:36.0: unexpected response 0
[  266.125677][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.133034][    C1] yealink 4-1:36.0: unexpected response 0
[  266.142165][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.149509][    C1] yealink 4-1:36.0: unexpected response 0
[  266.160043][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.167518][    C1] yealink 4-1:36.0: unexpected response 0
[  266.176808][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.183877][    C1] yealink 4-1:36.0: unexpected response 0
[  266.192727][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.199758][    C1] yealink 4-1:36.0: unexpected response 0
[  266.208989][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.216178][    C1] yealink 4-1:36.0: unexpected response 0
[  266.225061][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.232474][    C1] yealink 4-1:36.0: unexpected response 0
[  266.241617][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.249565][    C1] yealink 4-1:36.0: unexpected response 0
[  266.258311][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.265695][    C1] yealink 4-1:36.0: unexpected response 0
[  266.274869][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.282024][    C1] yealink 4-1:36.0: unexpected response 0
[  266.291308][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.298623][    C1] yealink 4-1:36.0: unexpected response 0
[  266.307585][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.314566][    C1] yealink 4-1:36.0: unexpected response 0
[  266.323512][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.330659][    C1] yealink 4-1:36.0: unexpected response 0
[  266.339493][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.346809][    C1] yealink 4-1:36.0: unexpected response 0
[  266.356069][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.363147][    C1] yealink 4-1:36.0: unexpected response 0
[  266.371942][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.379023][    C1] yealink 4-1:36.0: unexpected response 0
[  266.387957][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.395086][    C1] yealink 4-1:36.0: unexpected response 0
[  266.404109][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.411195][    C1] yealink 4-1:36.0: unexpected response 0
[  266.420290][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.427478][    C1] yealink 4-1:36.0: unexpected response 0
[  266.436731][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.443999][    C1] yealink 4-1:36.0: unexpected response 0
[  266.453078][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.460043][    C1] yealink 4-1:36.0: unexpected response 0
[  266.469200][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.476449][    C1] yealink 4-1:36.0: unexpected response 0
[  266.485545][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.492585][    C1] yealink 4-1:36.0: unexpected response 0
[  266.501426][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.508588][    C1] yealink 4-1:36.0: unexpected response 0
[  266.517540][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.524535][    C1] yealink 4-1:36.0: unexpected response 0
[  266.533412][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.540589][    C1] yealink 4-1:36.0: unexpected response 0
[  266.549414][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.556695][    C1] yealink 4-1:36.0: unexpected response 0
[  266.566250][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.573221][    C1] yealink 4-1:36.0: unexpected response 0
[  266.582000][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.588928][    C1] yealink 4-1:36.0: unexpected response 0
[  266.597695][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.604682][    C1] yealink 4-1:36.0: unexpected response 0
[  266.613462][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.620518][    C1] yealink 4-1:36.0: unexpected response 0
[  266.629271][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.636407][    C1] yealink 4-1:36.0: unexpected response 0
[  266.645371][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.653153][    C1] yealink 4-1:36.0: unexpected response 0
[  266.662112][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.669445][    C1] yealink 4-1:36.0: unexpected response 0
[  266.678230][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.685299][    C1] yealink 4-1:36.0: unexpected response 0
[  266.694248][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.701268][    C1] yealink 4-1:36.0: unexpected response 0
[  266.710256][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.717225][    C1] yealink 4-1:36.0: unexpected response 0
[  266.726085][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.733155][    C1] yealink 4-1:36.0: unexpected response 0
[  266.741991][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.748945][    C1] yealink 4-1:36.0: unexpected response 0
[  266.758037][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.764981][    C1] yealink 4-1:36.0: unexpected response 0
[  266.773713][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.780733][    C1] yealink 4-1:36.0: unexpected response 0
[  266.789618][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.796718][    C1] yealink 4-1:36.0: unexpected response 0
[  266.805746][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.813117][    C1] yealink 4-1:36.0: unexpected response 0
[  266.822508][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.829819][    C1] yealink 4-1:36.0: unexpected response 0
[  266.838949][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.846099][    C1] yealink 4-1:36.0: unexpected response 0
[  266.855221][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.862321][    C1] yealink 4-1:36.0: unexpected response 0
[  266.871249][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.878686][    C1] yealink 4-1:36.0: unexpected response 0
[  266.888036][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.895421][    C1] yealink 4-1:36.0: unexpected response 0
[  266.904266][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.911324][    C1] yealink 4-1:36.0: unexpected response 0
[  266.920093][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.927439][    C1] yealink 4-1:36.0: unexpected response 0
[  266.936506][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.943881][    C1] yealink 4-1:36.0: unexpected response 0
[  266.953289][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.960278][    C1] yealink 4-1:36.0: unexpected response 0
[  266.969121][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.976184][    C1] yealink 4-1:36.0: unexpected response 0
[  266.984933][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  266.991967][    C1] yealink 4-1:36.0: unexpected response 0
[  267.000704][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.007641][    C1] yealink 4-1:36.0: unexpected response 0
[  267.016407][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.023649][    C1] yealink 4-1:36.0: unexpected response 0
[  267.032514][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.040170][    C1] yealink 4-1:36.0: unexpected response 0
[  267.048970][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.056070][    C1] yealink 4-1:36.0: unexpected response 0
[  267.065624][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.072970][    C1] yealink 4-1:36.0: unexpected response 0
[  267.081985][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.088981][    C1] yealink 4-1:36.0: unexpected response 0
[  267.098579][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.105745][    C1] yealink 4-1:36.0: unexpected response 0
[  267.115092][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.122431][    C1] yealink 4-1:36.0: unexpected response 0
[  267.131494][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.138681][    C1] yealink 4-1:36.0: unexpected response 0
[  267.147642][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.155276][    C1] yealink 4-1:36.0: unexpected response 0
[  267.164347][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.171602][    C1] yealink 4-1:36.0: unexpected response 0
[  267.180448][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.187824][    C1] yealink 4-1:36.0: unexpected response 0
[  267.196884][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.203963][    C1] yealink 4-1:36.0: unexpected response 0
[  267.212828][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.220244][    C1] yealink 4-1:36.0: unexpected response 0
[  267.228956][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.235977][    C1] yealink 4-1:36.0: unexpected response 0
[  267.244910][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.252043][    C1] yealink 4-1:36.0: unexpected response 0
[  267.260815][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.267837][    C1] yealink 4-1:36.0: unexpected response 0
[  267.276871][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  267.292865][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.300179][    C1] yealink 4-1:36.0: unexpected response 0
[  267.308873][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.316037][    C1] yealink 4-1:36.0: unexpected response 0
[  267.324930][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.337042][    C1] yealink 4-1:36.0: unexpected response 0
[  267.346282][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.353530][    C1] yealink 4-1:36.0: unexpected response 0
[  267.362658][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.369626][    C1] yealink 4-1:36.0: unexpected response 0
[  267.378808][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.386153][    C1] yealink 4-1:36.0: unexpected response 0
[  267.395070][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.402506][    C1] yealink 4-1:36.0: unexpected response 0
[  267.411859][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.418885][    C1] yealink 4-1:36.0: unexpected response 0
[  267.427842][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.435924][    C1] yealink 4-1:36.0: unexpected response 0
[  267.445071][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.452837][    C1] yealink 4-1:36.0: unexpected response 0
[  267.462117][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.470093][    C1] yealink 4-1:36.0: unexpected response 0
[  267.479613][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.487223][    C1] yealink 4-1:36.0: unexpected response 0
[  267.496128][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.503129][    C1] yealink 4-1:36.0: unexpected response 0
[  267.511986][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.519037][    C1] yealink 4-1:36.0: unexpected response 0
[  267.527936][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.535180][    C1] yealink 4-1:36.0: unexpected response 0
[  267.544037][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.551207][    C1] yealink 4-1:36.0: unexpected response 0
[  267.560405][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.567443][    C1] yealink 4-1:36.0: unexpected response 0
[  267.576557][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.583768][    C1] yealink 4-1:36.0: unexpected response 0
[  267.592498][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.599451][    C1] yealink 4-1:36.0: unexpected response 0
[  267.608150][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.615507][    C1] yealink 4-1:36.0: unexpected response 0
[  267.624274][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.631343][    C1] yealink 4-1:36.0: unexpected response 0
[  267.640268][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.647489][    C1] yealink 4-1:36.0: unexpected response 0
[  267.657168][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.664512][    C1] yealink 4-1:36.0: unexpected response 0
[  267.673815][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.680918][    C1] yealink 4-1:36.0: unexpected response 0
[  267.690432][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.697861][    C1] yealink 4-1:36.0: unexpected response 0
[  267.708812][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.715861][    C1] yealink 4-1:36.0: unexpected response 0
[  267.725420][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.732902][    C1] yealink 4-1:36.0: unexpected response 0
[  267.741784][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.750678][    C1] yealink 4-1:36.0: unexpected response 0
[  267.759893][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.767006][    C1] yealink 4-1:36.0: unexpected response 0
[  267.776490][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.783525][    C1] yealink 4-1:36.0: unexpected response 0
[  267.792359][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.799424][    C1] yealink 4-1:36.0: unexpected response 0
[  267.808425][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.816153][    C1] yealink 4-1:36.0: unexpected response 0
[  267.824971][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.832208][    C1] yealink 4-1:36.0: unexpected response 0
[  267.841268][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.848297][    C1] yealink 4-1:36.0: unexpected response 0
[  267.857506][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.864592][    C1] yealink 4-1:36.0: unexpected response 0
[  267.874209][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.881402][    C1] yealink 4-1:36.0: unexpected response 0
[  267.890251][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.897456][    C1] yealink 4-1:36.0: unexpected response 0
[  267.906414][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.913572][    C1] yealink 4-1:36.0: unexpected response 0
[  267.922853][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.929837][    C1] yealink 4-1:36.0: unexpected response 0
[  267.938697][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.945809][    C1] yealink 4-1:36.0: unexpected response 0
[  267.954763][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.961934][    C1] yealink 4-1:36.0: unexpected response 0
[  267.970889][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.977845][    C1] yealink 4-1:36.0: unexpected response 0
[  267.986801][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  267.994016][    C1] yealink 4-1:36.0: unexpected response 0
[  268.002973][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.010089][    C1] yealink 4-1:36.0: unexpected response 0
[  268.018874][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.026208][    C1] yealink 4-1:36.0: unexpected response 0
[  268.035185][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.042321][    C1] yealink 4-1:36.0: unexpected response 0
[  268.051256][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.058409][    C1] yealink 4-1:36.0: unexpected response 0
[  268.067353][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.074332][    C1] yealink 4-1:36.0: unexpected response 0
[  268.083192][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.090498][    C1] yealink 4-1:36.0: unexpected response 0
[  268.099449][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.106878][    C1] yealink 4-1:36.0: unexpected response 0
[  268.115771][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.123027][    C1] yealink 4-1:36.0: unexpected response 0
[  268.131882][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.139037][    C1] yealink 4-1:36.0: unexpected response 0
[  268.148573][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.155652][    C1] yealink 4-1:36.0: unexpected response 0
[  268.164537][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.171795][    C1] yealink 4-1:36.0: unexpected response 0
[  268.180877][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.187822][    C1] yealink 4-1:36.0: unexpected response 0
[  268.197434][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.204505][    C1] yealink 4-1:36.0: unexpected response 0
[  268.213357][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.220808][    C1] yealink 4-1:36.0: unexpected response 0
[  268.229793][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.236886][    C1] yealink 4-1:36.0: unexpected response 0
[  268.245818][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.253136][    C1] yealink 4-1:36.0: unexpected response 0
[  268.262015][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.269757][    C1] yealink 4-1:36.0: unexpected response 0
[  268.279425][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.287058][    C1] yealink 4-1:36.0: unexpected response 0
[  268.296376][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.303675][    C1] yealink 4-1:36.0: unexpected response 0
[  268.314554][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.321754][    C1] yealink 4-1:36.0: unexpected response 0
[  268.331476][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.338825][    C1] yealink 4-1:36.0: unexpected response 0
[  268.348160][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.355498][    C1] yealink 4-1:36.0: unexpected response 0
[  268.364454][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.373041][    C1] yealink 4-1:36.0: unexpected response 0
[  268.383143][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.390134][    C1] yealink 4-1:36.0: unexpected response 0
[  268.399111][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.406656][    C1] yealink 4-1:36.0: unexpected response 0
[  268.416994][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.424266][    C1] yealink 4-1:36.0: unexpected response 0
[  268.433460][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.440600][    C1] yealink 4-1:36.0: unexpected response 0
[  268.449879][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.457073][    C1] yealink 4-1:36.0: unexpected response 0
[  268.466295][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.473446][    C1] yealink 4-1:36.0: unexpected response 0
[  268.482333][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.489565][    C1] yealink 4-1:36.0: unexpected response 0
[  268.498335][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.505521][    C1] yealink 4-1:36.0: unexpected response 0
[  268.514358][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.521347][    C1] yealink 4-1:36.0: unexpected response 0
[  268.530230][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.537111][    C1] yealink 4-1:36.0: unexpected response 0
[  268.545903][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.553136][    C1] yealink 4-1:36.0: unexpected response 0
[  268.561986][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.570236][    C1] yealink 4-1:36.0: unexpected response 0
[  268.579749][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.586667][    C1] yealink 4-1:36.0: unexpected response 0
[  268.595411][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.602356][    C1] yealink 4-1:36.0: unexpected response 0
[  268.611115][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.618036][    C1] yealink 4-1:36.0: unexpected response 0
[  268.626865][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.634048][    C1] yealink 4-1:36.0: unexpected response 0
[  268.642825][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.650403][    C1] yealink 4-1:36.0: unexpected response 0
[  268.660437][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.667752][    C1] yealink 4-1:36.0: unexpected response 0
[  268.677240][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.684467][    C1] yealink 4-1:36.0: unexpected response 0
[  268.693746][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.701250][    C1] yealink 4-1:36.0: unexpected response 0
[  268.710360][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.717764][    C1] yealink 4-1:36.0: unexpected response 0
[  268.726936][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.734686][    C1] yealink 4-1:36.0: unexpected response 0
[  268.744763][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.752585][    C1] yealink 4-1:36.0: unexpected response 0
[  268.762972][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.771399][    C1] yealink 4-1:36.0: unexpected response 0
[  268.781509][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.788572][    C1] yealink 4-1:36.0: unexpected response 0
[  268.798440][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.805846][    C1] yealink 4-1:36.0: unexpected response 0
[  268.815465][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.815733][    C1] yealink 4-1:36.0: unexpected response 0
[  268.823190][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.833467][    C1] yealink 4-1:36.0: unexpected response 0
[  268.842219][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.849540][    C1] yealink 4-1:36.0: unexpected response 0
[  268.858828][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.866447][    C1] yealink 4-1:36.0: unexpected response 0
[  268.875317][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.882390][    C1] yealink 4-1:36.0: unexpected response 0
[  268.891329][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.898345][    C1] yealink 4-1:36.0: unexpected response 0
[  268.907317][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.914982][    C1] yealink 4-1:36.0: unexpected response 0
[  268.924850][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.932279][    C1] yealink 4-1:36.0: unexpected response 0
[  268.941400][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.948884][    C1] yealink 4-1:36.0: unexpected response 0
[  268.957874][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.965348][    C1] yealink 4-1:36.0: unexpected response 0
[  268.974193][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.981344][    C1] yealink 4-1:36.0: unexpected response 0
[  268.991225][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  268.998338][    C1] yealink 4-1:36.0: unexpected response 0
[  269.007734][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.015348][    C1] yealink 4-1:36.0: unexpected response 0
[  269.024312][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.031943][    C1] yealink 4-1:36.0: unexpected response 0
[  269.041275][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.049116][    C1] yealink 4-1:36.0: unexpected response 0
[  269.057903][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.065146][    C1] yealink 4-1:36.0: unexpected response 0
[  269.074224][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.081746][    C1] yealink 4-1:36.0: unexpected response 0
[  269.090774][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.098162][    C1] yealink 4-1:36.0: unexpected response 0
[  269.107959][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.115758][    C1] yealink 4-1:36.0: unexpected response 0
[  269.125221][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.132430][    C1] yealink 4-1:36.0: unexpected response 0
[  269.141452][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.148685][    C1] yealink 4-1:36.0: unexpected response 0
[  269.157914][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.165272][    C1] yealink 4-1:36.0: unexpected response 0
[  269.174441][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.181521][    C1] yealink 4-1:36.0: unexpected response 0
[  269.190736][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.197818][    C1] yealink 4-1:36.0: unexpected response 0
[  269.206702][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.213865][    C1] yealink 4-1:36.0: unexpected response 0
[  269.223074][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.230116][    C1] yealink 4-1:36.0: unexpected response 0
[  269.239462][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.247202][    C1] yealink 4-1:36.0: unexpected response 0
[  269.256692][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.264462][    C1] yealink 4-1:36.0: unexpected response 0
[  269.273759][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.280896][    C1] yealink 4-1:36.0: unexpected response 0
[  269.290118][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.297256][    C1] yealink 4-1:36.0: unexpected response 0
[  269.306792][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.314132][    C1] yealink 4-1:36.0: unexpected response 0
[  269.323114][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.330432][    C1] yealink 4-1:36.0: unexpected response 0
[  269.339986][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.347530][    C1] yealink 4-1:36.0: unexpected response 0
[  269.357178][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.364582][    C1] yealink 4-1:36.0: unexpected response 0
[  269.373765][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.381067][    C1] yealink 4-1:36.0: unexpected response 0
[  269.390079][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.397368][    C1] yealink 4-1:36.0: unexpected response 0
[  269.407241][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.414661][    C1] yealink 4-1:36.0: unexpected response 0
[  269.424440][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.431662][    C1] yealink 4-1:36.0: unexpected response 0
[  269.440814][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.448384][    C1] yealink 4-1:36.0: unexpected response 0
[  269.460940][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.469457][    C1] yealink 4-1:36.0: unexpected response 0
[  269.479158][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.487209][    C1] yealink 4-1:36.0: unexpected response 0
[  269.496426][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.503622][    C1] yealink 4-1:36.0: unexpected response 0
[  269.512941][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.520069][    C1] yealink 4-1:36.0: unexpected response 0
[  269.529152][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.536237][    C1] yealink 4-1:36.0: unexpected response 0
[  269.545820][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.552972][    C1] yealink 4-1:36.0: unexpected response 0
[  269.562354][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.569663][    C1] yealink 4-1:36.0: unexpected response 0
[  269.578482][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.585532][    C1] yealink 4-1:36.0: unexpected response 0
[  269.594457][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.601714][    C1] yealink 4-1:36.0: unexpected response 0
[  269.610906][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.617961][    C1] yealink 4-1:36.0: unexpected response 0
[  269.627095][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.634639][    C1] yealink 4-1:36.0: unexpected response 0
[  269.644024][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.651629][    C1] yealink 4-1:36.0: unexpected response 0
[  269.661365][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.668405][    C1] yealink 4-1:36.0: unexpected response 0
[  269.678322][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.686840][    C1] yealink 4-1:36.0: unexpected response 0
[  269.697821][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.707483][    C1] yealink 4-1:36.0: unexpected response 0
[  269.718204][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.725745][    C1] yealink 4-1:36.0: unexpected response 0
[  269.734827][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.742618][    C1] yealink 4-1:36.0: unexpected response 0
[  269.752003][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.760717][    C1] yealink 4-1:36.0: unexpected response 0
[  269.770843][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.779771][    C1] yealink 4-1:36.0: unexpected response 0
[  269.789179][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.796292][    C1] yealink 4-1:36.0: unexpected response 0
[  269.807716][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.815982][    C1] yealink 4-1:36.0: unexpected response 0
[  269.824924][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.831981][    C1] yealink 4-1:36.0: unexpected response 0
[  269.841496][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.848825][    C1] yealink 4-1:36.0: unexpected response 0
[  269.857898][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.865036][    C1] yealink 4-1:36.0: unexpected response 0
[  269.874332][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.882132][    C1] yealink 4-1:36.0: unexpected response 0
[  269.891705][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.899503][    C1] yealink 4-1:36.0: unexpected response 0
[  269.909213][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.916383][    C1] yealink 4-1:36.0: unexpected response 0
[  269.925441][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.932905][    C1] yealink 4-1:36.0: unexpected response 0
[  269.942934][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.950842][    C1] yealink 4-1:36.0: unexpected response 0
[  269.960104][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.967752][    C1] yealink 4-1:36.0: unexpected response 0
[  269.976997][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  269.984387][    C1] yealink 4-1:36.0: unexpected response 0
[  269.995632][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.002815][    C1] yealink 4-1:36.0: unexpected response 0
[  270.012360][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.019741][    C1] yealink 4-1:36.0: unexpected response 0
[  270.028432][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.035527][    C1] yealink 4-1:36.0: unexpected response 0
[  270.045412][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.052581][    C1] yealink 4-1:36.0: unexpected response 0
[  270.062624][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.070660][    C1] yealink 4-1:36.0: unexpected response 0
[  270.079794][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.086789][    C1] yealink 4-1:36.0: unexpected response 0
[  270.095902][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.104043][    C1] yealink 4-1:36.0: unexpected response 0
[  270.114853][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.123107][    C1] yealink 4-1:36.0: unexpected response 0
[  270.132140][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.139328][    C1] yealink 4-1:36.0: unexpected response 0
[  270.148643][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.155996][    C1] yealink 4-1:36.0: unexpected response 0
[  270.166688][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.174038][    C1] yealink 4-1:36.0: unexpected response 0
[  270.183553][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.191328][    C1] yealink 4-1:36.0: unexpected response 0
[  270.200265][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.207623][    C1] yealink 4-1:36.0: unexpected response 0
[  270.216576][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.223582][    C1] yealink 4-1:36.0: unexpected response 0
[  270.232556][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.239853][    C1] yealink 4-1:36.0: unexpected response 0
[  270.248905][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.255950][    C1] yealink 4-1:36.0: unexpected response 0
[  270.265264][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.272237][    C1] yealink 4-1:36.0: unexpected response 0
[  270.281641][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.289085][    C1] yealink 4-1:36.0: unexpected response 0
[  270.298391][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.305663][    C1] yealink 4-1:36.0: unexpected response 0
[  270.315272][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.322690][    C1] yealink 4-1:36.0: unexpected response 0
[  270.331878][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.338864][    C1] yealink 4-1:36.0: unexpected response 0
[  270.348306][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.355674][    C1] yealink 4-1:36.0: unexpected response 0
[  270.364911][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.372149][    C1] yealink 4-1:36.0: unexpected response 0
[  270.381725][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.388844][    C1] yealink 4-1:36.0: unexpected response 0
[  270.397965][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.405094][    C1] yealink 4-1:36.0: unexpected response 0
[  270.415257][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.422665][    C1] yealink 4-1:36.0: unexpected response 0
[  270.432187][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.439729][    C1] yealink 4-1:36.0: unexpected response 0
[  270.449115][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.456620][    C1] yealink 4-1:36.0: unexpected response 0
[  270.465639][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.472647][    C1] yealink 4-1:36.0: unexpected response 0
[  270.481589][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.488676][    C1] yealink 4-1:36.0: unexpected response 0
[  270.497697][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.504678][    C1] yealink 4-1:36.0: unexpected response 0
[  270.513651][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.520759][    C1] yealink 4-1:36.0: unexpected response 0
[  270.529863][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.537549][    C1] yealink 4-1:36.0: unexpected response 0
[  270.546446][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.553537][    C1] yealink 4-1:36.0: unexpected response 0
[  270.562559][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.569714][    C1] yealink 4-1:36.0: unexpected response 0
[  270.578785][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.585893][    C1] yealink 4-1:36.0: unexpected response 0
[  270.594869][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.602150][    C1] yealink 4-1:36.0: unexpected response 0
[  270.610892][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.618058][    C1] yealink 4-1:36.0: unexpected response 0
[  270.627113][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.634166][    C1] yealink 4-1:36.0: unexpected response 0
[  270.643228][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.650596][    C1] yealink 4-1:36.0: unexpected response 0
[  270.659993][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.668777][    C1] yealink 4-1:36.0: unexpected response 0
[  270.677753][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.684835][    C1] yealink 4-1:36.0: unexpected response 0
[  270.694675][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.701696][    C1] yealink 4-1:36.0: unexpected response 0
[  270.710852][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.717882][    C1] yealink 4-1:36.0: unexpected response 0
[  270.727803][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.734889][    C1] yealink 4-1:36.0: unexpected response 0
[  270.743840][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.751310][    C1] yealink 4-1:36.0: unexpected response 0
[  270.760735][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.767969][    C1] yealink 4-1:36.0: unexpected response 0
[  270.777586][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.785666][    C1] yealink 4-1:36.0: unexpected response 0
[  270.794586][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.801565][    C1] yealink 4-1:36.0: unexpected response 0
[  270.810592][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.817647][    C1] yealink 4-1:36.0: unexpected response 0
[  270.826772][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.833822][    C1] yealink 4-1:36.0: unexpected response 0
[  270.842555][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.849574][    C1] yealink 4-1:36.0: unexpected response 0
[  270.858370][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.865472][    C1] yealink 4-1:36.0: unexpected response 0
[  270.874648][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.881955][    C1] yealink 4-1:36.0: unexpected response 0
[  270.890781][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.898212][    C1] yealink 4-1:36.0: unexpected response 0
[  270.907251][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.914349][    C1] yealink 4-1:36.0: unexpected response 0
[  270.923110][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.930090][    C1] yealink 4-1:36.0: unexpected response 0
[  270.938811][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.945781][    C1] yealink 4-1:36.0: unexpected response 0
[  270.954553][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.961826][    C1] yealink 4-1:36.0: unexpected response 0
[  270.970669][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.977763][    C1] yealink 4-1:36.0: unexpected response 0
[  270.986545][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  270.993619][    C1] yealink 4-1:36.0: unexpected response 0
[  271.002551][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.009710][    C1] yealink 4-1:36.0: unexpected response 0
[  271.018574][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.025637][    C1] yealink 4-1:36.0: unexpected response 0
[  271.034833][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.041864][    C1] yealink 4-1:36.0: unexpected response 0
[  271.050799][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.057710][    C1] yealink 4-1:36.0: unexpected response 0
[  271.066537][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.073522][    C1] yealink 4-1:36.0: unexpected response 0
[  271.082454][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.089574][    C1] yealink 4-1:36.0: unexpected response 0
[  271.098282][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.105573][    C1] yealink 4-1:36.0: unexpected response 0
[  271.114456][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.121607][    C1] yealink 4-1:36.0: unexpected response 0
[  271.130470][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.137477][    C1] yealink 4-1:36.0: unexpected response 0
[  271.146543][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.153921][    C1] yealink 4-1:36.0: unexpected response 0
[  271.162761][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.169995][    C1] yealink 4-1:36.0: unexpected response 0
[  271.179014][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.186175][    C1] yealink 4-1:36.0: unexpected response 0
[  271.195268][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.202237][    C1] yealink 4-1:36.0: unexpected response 0
[  271.210968][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.217861][    C1] yealink 4-1:36.0: unexpected response 0
[  271.226731][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.233702][    C1] yealink 4-1:36.0: unexpected response 0
[  271.242463][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.249544][    C1] yealink 4-1:36.0: unexpected response 0
[  271.258272][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.265457][    C1] yealink 4-1:36.0: unexpected response 0
[  271.274311][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.281875][    C1] yealink 4-1:36.0: unexpected response 0
[  271.290713][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.297781][    C1] yealink 4-1:36.0: unexpected response 0
[  271.306625][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.313659][    C1] yealink 4-1:36.0: unexpected response 0
[  271.322495][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.329575][    C1] yealink 4-1:36.0: unexpected response 0
[  271.338437][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.345592][    C1] yealink 4-1:36.0: unexpected response 0
[  271.354938][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.362066][    C1] yealink 4-1:36.0: unexpected response 0
[  271.371057][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.377927][    C1] yealink 4-1:36.0: unexpected response 0
[  271.386830][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.394211][    C1] yealink 4-1:36.0: unexpected response 0
[  271.403278][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.410533][    C1] yealink 4-1:36.0: unexpected response 0
[  271.419512][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.426664][    C1] yealink 4-1:36.0: unexpected response 0
[  271.435712][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.442776][    C1] yealink 4-1:36.0: unexpected response 0
[  271.451618][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.458610][    C1] yealink 4-1:36.0: unexpected response 0
[  271.467551][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.474924][    C1] yealink 4-1:36.0: unexpected response 0
[  271.483961][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.491028][    C1] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  271.506815][    C1] yealink 4-1:36.0: unexpected response 0
[  271.515641][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.522671][    C1] yealink 4-1:36.0: unexpected response 0
[  271.531409][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.538335][    C1] yealink 4-1:36.0: unexpected response 0
[  271.545481][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.551576][    C1] yealink 4-1:36.0: unexpected response 0
[  271.561809][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.567782][    C1] yealink 4-1:36.0: unexpected response 0
[  271.577756][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.583769][    C1] yealink 4-1:36.0: unexpected response 0
[  271.593554][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.599476][    C1] yealink 4-1:36.0: unexpected response 0
[  271.609504][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.615406][    C1] yealink 4-1:36.0: unexpected response 0
[  271.625281][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.631382][    C1] yealink 4-1:36.0: unexpected response 0
[  271.641273][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.647312][    C1] yealink 4-1:36.0: unexpected response 0
[  271.657529][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.663491][    C1] yealink 4-1:36.0: unexpected response 0
[  271.674005][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.680026][    C1] yealink 4-1:36.0: unexpected response 0
[  271.689876][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.695756][    C1] yealink 4-1:36.0: unexpected response 0
[  271.705838][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.711835][    C1] yealink 4-1:36.0: unexpected response 0
[  271.721845][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.727757][    C1] yealink 4-1:36.0: unexpected response 0
[  271.738104][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.744108][    C1] yealink 4-1:36.0: unexpected response 0
[  271.753903][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.759902][    C1] yealink 4-1:36.0: unexpected response 0
[  271.769667][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.775545][    C1] yealink 4-1:36.0: unexpected response 0
[  271.785430][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.791341][    C1] yealink 4-1:36.0: unexpected response 0
[  271.801218][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.807356][    C1] yealink 4-1:36.0: unexpected response 0
[  271.817158][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.823353][    C1] yealink 4-1:36.0: unexpected response 0
[  271.833235][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.839135][    C1] yealink 4-1:36.0: unexpected response 0
[  271.849294][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.855429][    C1] yealink 4-1:36.0: unexpected response 0
[  271.865394][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.871476][    C1] yealink 4-1:36.0: unexpected response 0
[  271.881486][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.887704][    C1] yealink 4-1:36.0: unexpected response 0
[  271.897713][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.903809][    C1] yealink 4-1:36.0: unexpected response 0
[  271.913583][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.919501][    C1] yealink 4-1:36.0: unexpected response 0
[  271.929262][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.935395][    C1] yealink 4-1:36.0: unexpected response 0
[  271.945187][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.951073][    C1] yealink 4-1:36.0: unexpected response 0
[  271.960939][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.966980][    C1] yealink 4-1:36.0: unexpected response 0
[  271.976887][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.982844][    C1] yealink 4-1:36.0: unexpected response 0
[  271.992897][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  271.998871][    C1] yealink 4-1:36.0: unexpected response 0
[  272.008857][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.014753][    C1] yealink 4-1:36.0: unexpected response 0
[  272.024790][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.030703][    C1] yealink 4-1:36.0: unexpected response 0
[  272.040600][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.046523][    C1] yealink 4-1:36.0: unexpected response 0
[  272.056438][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.062557][    C1] yealink 4-1:36.0: unexpected response 0
[  272.072613][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.078615][    C1] yealink 4-1:36.0: unexpected response 0
[  272.088577][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.094690][    C1] yealink 4-1:36.0: unexpected response 0
[  272.104692][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.110600][    C1] yealink 4-1:36.0: unexpected response 0
[  272.120646][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.126620][    C1] yealink 4-1:36.0: unexpected response 0
[  272.136418][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.142517][    C1] yealink 4-1:36.0: unexpected response 0
[  272.153001][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.159167][    C1] yealink 4-1:36.0: unexpected response 0
[  272.169059][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.175132][    C1] yealink 4-1:36.0: unexpected response 0
[  272.185094][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.191221][    C1] yealink 4-1:36.0: unexpected response 0
[  272.201245][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.207197][    C1] yealink 4-1:36.0: unexpected response 0
[  272.217339][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.223275][    C1] yealink 4-1:36.0: unexpected response 0
[  272.233524][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.239612][    C1] yealink 4-1:36.0: unexpected response 0
[  272.249460][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.255534][    C1] yealink 4-1:36.0: unexpected response 0
[  272.265387][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.271538][    C1] yealink 4-1:36.0: unexpected response 0
[  272.281953][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.287903][    C1] yealink 4-1:36.0: unexpected response 0
[  272.298158][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.304187][    C1] yealink 4-1:36.0: unexpected response 0
[  272.313985][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.320030][    C1] yealink 4-1:36.0: unexpected response 0
[  272.329902][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.336492][    C1] yealink 4-1:36.0: unexpected response 0
[  272.346461][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.352569][    C1] yealink 4-1:36.0: unexpected response 0
[  272.362720][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.368773][    C1] yealink 4-1:36.0: unexpected response 0
[  272.379030][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.385142][    C1] yealink 4-1:36.0: unexpected response 0
[  272.395229][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.401177][    C1] yealink 4-1:36.0: unexpected response 0
[  272.411066][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.417359][    C1] yealink 4-1:36.0: unexpected response 0
[  272.427728][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.433777][    C1] yealink 4-1:36.0: unexpected response 0
[  272.443802][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.449832][    C1] yealink 4-1:36.0: unexpected response 0
[  272.460185][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.466241][    C1] yealink 4-1:36.0: unexpected response 0
[  272.476367][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.482506][    C1] yealink 4-1:36.0: unexpected response 0
[  272.492482][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.498478][    C1] yealink 4-1:36.0: unexpected response 0
[  272.508526][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.514604][    C1] yealink 4-1:36.0: unexpected response 0
[  272.524398][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.530363][    C1] yealink 4-1:36.0: unexpected response 0
[  272.540552][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.546462][    C1] yealink 4-1:36.0: unexpected response 0
[  272.556379][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.562415][    C1] yealink 4-1:36.0: unexpected response 0
[  272.572498][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.578423][    C1] yealink 4-1:36.0: unexpected response 0
[  272.588524][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.594556][    C1] yealink 4-1:36.0: unexpected response 0
[  272.604450][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.610455][    C1] yealink 4-1:36.0: unexpected response 0
[  272.620537][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.626544][    C1] yealink 4-1:36.0: unexpected response 0
[  272.636380][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.642552][    C1] yealink 4-1:36.0: unexpected response 0
[  272.652467][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.658368][    C1] yealink 4-1:36.0: unexpected response 0
[  272.668544][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.674479][    C1] yealink 4-1:36.0: unexpected response 0
[  272.684303][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.690375][    C1] yealink 4-1:36.0: unexpected response 0
[  272.700226][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.706150][    C1] yealink 4-1:36.0: unexpected response 0
[  272.715934][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.721912][    C1] yealink 4-1:36.0: unexpected response 0
[  272.732131][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.738276][    C1] yealink 4-1:36.0: unexpected response 0
[  272.748170][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.754299][    C1] yealink 4-1:36.0: unexpected response 0
[  272.764251][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.770382][    C1] yealink 4-1:36.0: unexpected response 0
[  272.780182][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.786309][    C1] yealink 4-1:36.0: unexpected response 0
[  272.796418][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.802415][    C1] yealink 4-1:36.0: unexpected response 0
[  272.812460][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.818433][    C1] yealink 4-1:36.0: unexpected response 0
[  272.828734][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.834868][    C1] yealink 4-1:36.0: unexpected response 0
[  272.844827][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.850776][    C1] yealink 4-1:36.0: unexpected response 0
[  272.860739][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.866659][    C1] yealink 4-1:36.0: unexpected response 0
[  272.876557][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.882479][    C1] yealink 4-1:36.0: unexpected response 0
[  272.892498][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.898663][    C1] yealink 4-1:36.0: unexpected response 0
[  272.908769][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.914686][    C1] yealink 4-1:36.0: unexpected response 0
[  272.924577][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.930592][    C1] yealink 4-1:36.0: unexpected response 0
[  272.940576][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.946574][    C1] yealink 4-1:36.0: unexpected response 0
[  272.956581][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.962609][    C1] yealink 4-1:36.0: unexpected response 0
[  272.972402][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.978463][    C1] yealink 4-1:36.0: unexpected response 0
[  272.988438][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  272.994450][    C1] yealink 4-1:36.0: unexpected response 0
[  273.004534][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.010587][    C1] yealink 4-1:36.0: unexpected response 0
[  273.020464][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.026356][    C1] yealink 4-1:36.0: unexpected response 0
[  273.036141][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.042433][    C1] yealink 4-1:36.0: unexpected response 0
[  273.052583][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.058743][    C1] yealink 4-1:36.0: unexpected response 0
[  273.068672][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.074599][    C1] yealink 4-1:36.0: unexpected response 0
[  273.084984][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.091027][    C1] yealink 4-1:36.0: unexpected response 0
[  273.100860][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.106833][    C1] yealink 4-1:36.0: unexpected response 0
[  273.117092][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.123127][    C1] yealink 4-1:36.0: unexpected response 0
[  273.133144][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.139356][    C1] yealink 4-1:36.0: unexpected response 0
[  273.149410][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.155346][    C1] yealink 4-1:36.0: unexpected response 0
[  273.165453][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.171467][    C1] yealink 4-1:36.0: unexpected response 0
[  273.181374][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.187531][    C1] yealink 4-1:36.0: unexpected response 0
[  273.197424][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.203447][    C1] yealink 4-1:36.0: unexpected response 0
[  273.213281][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.219236][    C1] yealink 4-1:36.0: unexpected response 0
[  273.229285][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.235596][    C1] yealink 4-1:36.0: unexpected response 0
[  273.245643][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.251552][    C1] yealink 4-1:36.0: unexpected response 0
[  273.262250][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.268418][    C1] yealink 4-1:36.0: unexpected response 0
[  273.278666][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.284666][    C1] yealink 4-1:36.0: unexpected response 0
[  273.294813][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.300735][    C1] yealink 4-1:36.0: unexpected response 0
[  273.310795][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.316847][    C1] yealink 4-1:36.0: unexpected response 0
[  273.326931][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.332958][    C1] yealink 4-1:36.0: unexpected response 0
[  273.342918][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.349144][    C1] yealink 4-1:36.0: unexpected response 0
[  273.359757][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.365845][    C1] yealink 4-1:36.0: unexpected response 0
[  273.376124][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.382487][    C1] yealink 4-1:36.0: unexpected response 0
[  273.392652][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.399072][    C1] yealink 4-1:36.0: unexpected response 0
[  273.409520][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.415680][    C1] yealink 4-1:36.0: unexpected response 0
[  273.425803][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.431891][    C1] yealink 4-1:36.0: unexpected response 0
[  273.442005][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.448321][    C1] yealink 4-1:36.0: unexpected response 0
[  273.458815][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.465148][    C1] yealink 4-1:36.0: unexpected response 0
[  273.475762][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.482088][    C1] yealink 4-1:36.0: unexpected response 0
[  273.492059][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.497916][    C1] yealink 4-1:36.0: unexpected response 0
[  273.507718][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.513701][    C1] yealink 4-1:36.0: unexpected response 0
[  273.524063][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.530063][    C1] yealink 4-1:36.0: unexpected response 0
[  273.539939][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.545904][    C1] yealink 4-1:36.0: unexpected response 0
[  273.555883][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.561998][    C1] yealink 4-1:36.0: unexpected response 0
[  273.572413][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.578595][    C1] yealink 4-1:36.0: unexpected response 0
[  273.589055][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.595333][    C1] yealink 4-1:36.0: unexpected response 0
[  273.605336][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.611373][    C1] yealink 4-1:36.0: unexpected response 0
[  273.621652][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.627634][    C1] yealink 4-1:36.0: unexpected response 0
[  273.637871][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.644821][    C1] yealink 4-1:36.0: unexpected response 0
[  273.655464][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.661888][    C1] yealink 4-1:36.0: unexpected response 0
[  273.671853][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.677754][    C1] yealink 4-1:36.0: unexpected response 0
[  273.688367][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.694501][    C1] yealink 4-1:36.0: unexpected response 0
[  273.704583][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.710869][    C1] yealink 4-1:36.0: unexpected response 0
[  273.720747][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.726737][    C1] yealink 4-1:36.0: unexpected response 0
[  273.736853][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.743306][    C1] yealink 4-1:36.0: unexpected response 0
[  273.753415][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.759482][    C1] yealink 4-1:36.0: unexpected response 0
[  273.771046][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.777476][    C1] yealink 4-1:36.0: unexpected response 0
[  273.788073][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.794283][    C1] yealink 4-1:36.0: unexpected response 0
[  273.804355][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.810728][    C1] yealink 4-1:36.0: unexpected response 0
[  273.821232][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.827269][    C1] yealink 4-1:36.0: unexpected response 0
[  273.837205][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.843732][    C1] yealink 4-1:36.0: unexpected response 0
[  273.853816][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.860244][    C1] yealink 4-1:36.0: unexpected response 0
[  273.870486][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.876525][    C1] yealink 4-1:36.0: unexpected response 0
[  273.886625][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.892811][    C1] yealink 4-1:36.0: unexpected response 0
[  273.904811][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.911044][    C1] yealink 4-1:36.0: unexpected response 0
[  273.921566][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.927990][    C1] yealink 4-1:36.0: unexpected response 0
[  273.938338][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.944482][    C1] yealink 4-1:36.0: unexpected response 0
[  273.954767][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.960880][    C1] yealink 4-1:36.0: unexpected response 0
[  273.970985][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.977136][    C1] yealink 4-1:36.0: unexpected response 0
[  273.987332][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  273.993533][    C1] yealink 4-1:36.0: unexpected response 0
[  274.003520][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.009668][    C1] yealink 4-1:36.0: unexpected response 0
[  274.019908][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.026083][    C1] yealink 4-1:36.0: unexpected response 0
[  274.036368][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.042464][    C1] yealink 4-1:36.0: unexpected response 0
[  274.052538][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.058555][    C1] yealink 4-1:36.0: unexpected response 0
[  274.068726][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.074778][    C1] yealink 4-1:36.0: unexpected response 0
[  274.085493][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.091593][    C1] yealink 4-1:36.0: unexpected response 0
[  274.101473][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.107534][    C1] yealink 4-1:36.0: unexpected response 0
[  274.117872][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.123829][    C1] yealink 4-1:36.0: unexpected response 0
[  274.133728][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.139835][    C1] yealink 4-1:36.0: unexpected response 0
[  274.150333][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.156505][    C1] yealink 4-1:36.0: unexpected response 0
[  274.166968][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.173143][    C1] yealink 4-1:36.0: unexpected response 0
[  274.183190][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.189091][    C1] yealink 4-1:36.0: unexpected response 0
[  274.198887][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.204876][    C1] yealink 4-1:36.0: unexpected response 0
[  274.215228][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.221353][    C1] yealink 4-1:36.0: unexpected response 0
[  274.231226][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.237300][    C1] yealink 4-1:36.0: unexpected response 0
[  274.247277][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.253427][    C1] yealink 4-1:36.0: unexpected response 0
[  274.263475][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.269711][    C1] yealink 4-1:36.0: unexpected response 0
[  274.279674][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.285641][    C1] yealink 4-1:36.0: unexpected response 0
[  274.295860][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.301861][    C1] yealink 4-1:36.0: unexpected response 0
[  274.312121][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.318152][    C1] yealink 4-1:36.0: unexpected response 0
[  274.328120][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.334131][    C1] yealink 4-1:36.0: unexpected response 0
[  274.344034][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.350264][    C1] yealink 4-1:36.0: unexpected response 0
[  274.360210][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.366126][    C1] yealink 4-1:36.0: unexpected response 0
[  274.376402][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.382616][    C1] yealink 4-1:36.0: unexpected response 0
[  274.392778][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.398740][    C1] yealink 4-1:36.0: unexpected response 0
[  274.408727][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.414649][    C1] yealink 4-1:36.0: unexpected response 0
[  274.424472][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.430405][    C1] yealink 4-1:36.0: unexpected response 0
[  274.440470][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.446430][    C1] yealink 4-1:36.0: unexpected response 0
[  274.456313][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.462244][    C1] yealink 4-1:36.0: unexpected response 0
[  274.472496][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.478645][    C1] yealink 4-1:36.0: unexpected response 0
[  274.488811][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.494817][    C1] yealink 4-1:36.0: unexpected response 0
[  274.504868][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.511105][    C1] yealink 4-1:36.0: unexpected response 0
[  274.520920][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.526943][    C1] yealink 4-1:36.0: unexpected response 0
[  274.536876][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.542822][    C1] yealink 4-1:36.0: unexpected response 0
[  274.552878][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.558778][    C1] yealink 4-1:36.0: unexpected response 0
[  274.568889][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.574874][    C1] yealink 4-1:36.0: unexpected response 0
[  274.584740][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.590722][    C1] yealink 4-1:36.0: unexpected response 0
[  274.600695][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.606590][    C1] yealink 4-1:36.0: unexpected response 0
[  274.616584][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.622577][    C1] yealink 4-1:36.0: unexpected response 0
[  274.632858][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.638925][    C1] yealink 4-1:36.0: unexpected response 0
[  274.649158][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.655308][    C1] yealink 4-1:36.0: unexpected response 0
[  274.665546][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.671549][    C1] yealink 4-1:36.0: unexpected response 0
[  274.681905][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.688180][    C1] yealink 4-1:36.0: unexpected response 0
[  274.697987][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.703968][    C1] yealink 4-1:36.0: unexpected response 0
[  274.713847][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.720283][    C1] yealink 4-1:36.0: unexpected response 0
[  274.730299][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.736228][    C1] yealink 4-1:36.0: unexpected response 0
[  274.746204][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.752131][    C1] yealink 4-1:36.0: unexpected response 0
[  274.762138][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.768258][    C1] yealink 4-1:36.0: unexpected response 0
[  274.778246][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.784238][    C1] yealink 4-1:36.0: unexpected response 0
[  274.794238][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.800279][    C1] yealink 4-1:36.0: unexpected response 0
[  274.810365][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.816290][    C1] yealink 4-1:36.0: unexpected response 0
[  274.826196][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.832118][    C1] yealink 4-1:36.0: unexpected response 0
[  274.842622][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.848504][    C1] yealink 4-1:36.0: unexpected response 0
[  274.858493][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.864401][    C1] yealink 4-1:36.0: unexpected response 0
[  274.874391][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.880654][    C1] yealink 4-1:36.0: unexpected response 0
[  274.890633][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.896566][    C1] yealink 4-1:36.0: unexpected response 0
[  274.906642][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.912875][    C1] yealink 4-1:36.0: unexpected response 0
[  274.923098][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.929155][    C1] yealink 4-1:36.0: unexpected response 0
[  274.939258][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.945309][    C1] yealink 4-1:36.0: unexpected response 0
[  274.955125][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.961500][    C1] yealink 4-1:36.0: unexpected response 0
[  274.971616][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.977872][    C1] yealink 4-1:36.0: unexpected response 0
[  274.987859][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  274.993976][    C1] yealink 4-1:36.0: unexpected response 0
[  275.004248][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.010184][    C1] yealink 4-1:36.0: unexpected response 0
[  275.020317][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.026655][    C1] yealink 4-1:36.0: unexpected response 0
[  275.036755][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.042871][    C1] yealink 4-1:36.0: unexpected response 0
[  275.052912][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.058842][    C1] yealink 4-1:36.0: unexpected response 0
[  275.069969][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.075899][    C1] yealink 4-1:36.0: unexpected response 0
[  275.086843][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.092947][    C1] yealink 4-1:36.0: unexpected response 0
[  275.102868][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.109078][    C1] yealink 4-1:36.0: unexpected response 0
[  275.119746][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.125758][    C1] yealink 4-1:36.0: unexpected response 0
[  275.136463][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.142914][    C1] yealink 4-1:36.0: unexpected response 0
[  275.153506][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.160059][    C1] yealink 4-1:36.0: unexpected response 0
[  275.170759][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.177244][    C1] yealink 4-1:36.0: unexpected response 0
[  275.187440][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.193989][    C1] yealink 4-1:36.0: unexpected response 0
[  275.204354][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.210547][    C1] yealink 4-1:36.0: unexpected response 0
[  275.220709][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.226848][    C1] yealink 4-1:36.0: unexpected response 0
[  275.237301][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.243529][    C1] yealink 4-1:36.0: unexpected response 0
[  275.253625][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.260020][    C1] yealink 4-1:36.0: unexpected response 0
[  275.270341][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.276360][    C1] yealink 4-1:36.0: unexpected response 0
[  275.286435][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.292452][    C1] yealink 4-1:36.0: unexpected response 0
[  275.302312][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.308616][    C1] yealink 4-1:36.0: unexpected response 0
[  275.319750][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.325894][    C1] yealink 4-1:36.0: unexpected response 0
[  275.336342][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.342831][    C1] yealink 4-1:36.0: unexpected response 0
[  275.352809][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.359022][    C1] yealink 4-1:36.0: unexpected response 0
[  275.369393][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.375539][    C1] yealink 4-1:36.0: unexpected response 0
[  275.385893][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.392148][    C1] yealink 4-1:36.0: unexpected response 0
[  275.402204][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.408441][    C1] yealink 4-1:36.0: unexpected response 0
[  275.418328][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.424235][    C1] yealink 4-1:36.0: unexpected response 0
[  275.434756][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.441135][    C1] yealink 4-1:36.0: unexpected response 0
[  275.451737][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.457877][    C1] yealink 4-1:36.0: unexpected response 0
[  275.468066][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.474139][    C1] yealink 4-1:36.0: unexpected response 0
[  275.484230][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.490162][    C1] yealink 4-1:36.0: unexpected response 0
[  275.500021][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.505981][    C1] yealink 4-1:36.0: unexpected response 0
[  275.516256][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.522453][    C1] yealink 4-1:36.0: unexpected response 0
[  275.532414][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.538577][    C1] yealink 4-1:36.0: unexpected response 0
[  275.548649][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.554567][    C1] yealink 4-1:36.0: unexpected response 0
[  275.564903][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.571213][    C1] yealink 4-1:36.0: unexpected response 0
[  275.581187][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.587305][    C1] yealink 4-1:36.0: unexpected response 0
[  275.597215][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.603377][    C1] yealink 4-1:36.0: unexpected response 0
[  275.613266][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.619171][    C1] yealink 4-1:36.0: unexpected response 0
[  275.629509][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.637174][    C1] yealink 4-1:36.0: unexpected response 0
[  275.647605][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.653766][    C1] yealink 4-1:36.0: unexpected response 0
[  275.663868][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.670129][    C1] yealink 4-1:36.0: unexpected response 0
[  275.680803][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.686954][    C1] yealink 4-1:36.0: unexpected response 0
[  275.697272][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.703385][    C1] yealink 4-1:36.0: unexpected response 0
[  275.713814][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.720508][    C1] yealink 4-1:36.0: unexpected response 0
[  275.731630][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.737517][    C1] yealink 4-1:36.0: unexpected response 0
[  275.747597][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.753628][    C1] yealink 4-1:36.0: unexpected response 0
[  275.764060][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.770224][    C1] yealink 4-1:36.0: unexpected response 0
[  275.780109][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.786083][    C1] yealink 4-1:36.0: unexpected response 0
[  275.797342][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.803612][    C1] yealink 4-1:36.0: unexpected response 0
[  275.814136][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.820709][    C1] yealink 4-1:36.0: unexpected response 0
[  275.831367][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.837410][    C1] yealink 4-1:36.0: unexpected response 0
[  275.847773][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.854051][    C1] yealink 4-1:36.0: unexpected response 0
[  275.865880][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.874128][    C1] yealink 4-1:36.0: unexpected response 0
[  275.886011][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.892497][    C1] yealink 4-1:36.0: unexpected response 0
[  275.903405][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.910303][    C1] yealink 4-1:36.0: unexpected response 0
[  275.920642][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.926732][    C1] yealink 4-1:36.0: unexpected response 0
[  275.937262][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.943896][    C1] yealink 4-1:36.0: unexpected response 0
[  275.954534][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.960798][    C1] yealink 4-1:36.0: unexpected response 0
[  275.970999][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.977464][    C1] yealink 4-1:36.0: unexpected response 0
[  275.987823][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  275.993927][    C1] yealink 4-1:36.0: unexpected response 0
[  276.003902][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.009936][    C1] yealink 4-1:36.0: unexpected response 0
[  276.020184][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.026294][    C1] yealink 4-1:36.0: unexpected response 0
[  276.036153][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.042131][    C1] yealink 4-1:36.0: unexpected response 0
[  276.062078][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.068610][    C1] yealink 4-1:36.0: unexpected response 0
[  276.079530][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.086318][    C1] yealink 4-1:36.0: unexpected response 0
[  276.096762][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.102828][    C1] yealink 4-1:36.0: unexpected response 0
[  276.113248][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.120141][    C1] yealink 4-1:36.0: unexpected response 0
[  276.130170][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.136388][    C1] yealink 4-1:36.0: unexpected response 0
[  276.146945][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.154445][    C1] yealink 4-1:36.0: unexpected response 0
[  276.165736][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.171801][    C1] yealink 4-1:36.0: unexpected response 0
[  276.182235][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.188302][    C1] yealink 4-1:36.0: unexpected response 0
[  276.198341][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.204613][    C1] yealink 4-1:36.0: unexpected response 0
[  276.214455][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.220411][    C1] yealink 4-1:36.0: unexpected response 0
[  276.230345][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.236444][    C1] yealink 4-1:36.0: unexpected response 0
[  276.246995][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.253269][    C1] yealink 4-1:36.0: unexpected response 0
[  276.264002][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.270342][    C1] yealink 4-1:36.0: unexpected response 0
[  276.281291][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.287493][    C1] yealink 4-1:36.0: unexpected response 0
[  276.297621][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.304183][    C1] yealink 4-1:36.0: unexpected response 0
[  276.314724][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.320856][    C1] yealink 4-1:36.0: unexpected response 0
[  276.331836][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.338189][    C1] yealink 4-1:36.0: unexpected response 0
[  276.348864][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.354879][    C1] yealink 4-1:36.0: unexpected response 0
[  276.366986][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.373212][    C1] yealink 4-1:36.0: unexpected response 0
[  276.383614][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.390016][    C1] yealink 4-1:36.0: unexpected response 0
[  276.400292][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.406717][    C1] yealink 4-1:36.0: unexpected response 0
[  276.416938][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.422935][    C1] yealink 4-1:36.0: unexpected response 0
[  276.433056][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.438991][    C1] yealink 4-1:36.0: unexpected response 0
[  276.449083][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.455109][    C1] yealink 4-1:36.0: unexpected response 0
[  276.465167][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.471120][    C1] yealink 4-1:36.0: unexpected response 0
[  276.481323][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.487231][    C1] yealink 4-1:36.0: unexpected response 0
[  276.497050][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.503341][    C1] yealink 4-1:36.0: unexpected response 0
[  276.513404][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.519361][    C1] yealink 4-1:36.0: unexpected response 0
[  276.529707][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.535768][    C1] yealink 4-1:36.0: unexpected response 0
[  276.545858][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.552366][    C1] yealink 4-1:36.0: unexpected response 0
[  276.562262][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.568167][    C1] yealink 4-1:36.0: unexpected response 0
[  276.579084][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.585057][    C1] yealink 4-1:36.0: unexpected response 0
[  276.594970][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.600947][    C1] yealink 4-1:36.0: unexpected response 0
[  276.611321][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.617330][    C1] yealink 4-1:36.0: unexpected response 0
[  276.627521][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.633506][    C1] yealink 4-1:36.0: unexpected response 0
[  276.643656][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.650597][    C1] yealink 4-1:36.0: unexpected response 0
[  276.661270][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.667954][    C1] yealink 4-1:36.0: unexpected response 0
[  276.684070][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.691197][    C1] yealink 4-1:36.0: unexpected response 0
[  276.701535][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.707479][    C1] yealink 4-1:36.0: unexpected response 0
[  276.717595][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.723652][    C1] yealink 4-1:36.0: unexpected response 0
[  276.733776][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.739722][    C1] yealink 4-1:36.0: unexpected response 0
[  276.749723][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.755734][    C1] yealink 4-1:36.0: unexpected response 0
[  276.765692][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.771635][    C1] yealink 4-1:36.0: unexpected response 0
[  276.781761][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.787725][    C1] yealink 4-1:36.0: unexpected response 0
[  276.797730][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.804128][    C1] yealink 4-1:36.0: unexpected response 0
[  276.814243][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.820214][    C1] yealink 4-1:36.0: unexpected response 0
[  276.830151][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.836250][    C1] yealink 4-1:36.0: unexpected response 0
[  276.846100][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.852287][    C1] yealink 4-1:36.0: unexpected response 0
[  276.862433][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.868468][    C1] yealink 4-1:36.0: unexpected response 0
[  276.878775][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.884834][    C1] yealink 4-1:36.0: unexpected response 0
[  276.894836][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.900821][    C1] yealink 4-1:36.0: unexpected response 0
[  276.910790][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.916740][    C1] yealink 4-1:36.0: unexpected response 0
[  276.927231][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.933205][    C1] yealink 4-1:36.0: unexpected response 0
[  276.943578][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.950398][    C1] yealink 4-1:36.0: unexpected response 0
[  276.960410][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.966346][    C1] yealink 4-1:36.0: unexpected response 0
[  276.977022][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.983089][    C1] yealink 4-1:36.0: unexpected response 0
[  276.993139][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  276.999068][    C1] yealink 4-1:36.0: unexpected response 0
[  277.009052][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.015045][    C1] yealink 4-1:36.0: unexpected response 0
[  277.024977][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.031015][    C1] yealink 4-1:36.0: unexpected response 0
[  277.041045][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.047529][    C1] yealink 4-1:36.0: unexpected response 0
[  277.057366][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.063337][    C1] yealink 4-1:36.0: unexpected response 0
[  277.073399][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.079466][    C1] yealink 4-1:36.0: unexpected response 0
[  277.089367][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.095306][    C1] yealink 4-1:36.0: unexpected response 0
[  277.105346][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.111574][    C1] yealink 4-1:36.0: unexpected response 0
[  277.121593][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.127546][    C1] yealink 4-1:36.0: unexpected response 0
[  277.137631][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.144811][    C1] yealink 4-1:36.0: unexpected response 0
[  277.155051][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.161139][    C1] yealink 4-1:36.0: unexpected response 0
[  277.171229][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.177411][    C1] yealink 4-1:36.0: unexpected response 0
[  277.187523][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.193479][    C1] yealink 4-1:36.0: unexpected response 0
[  277.203496][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.209423][    C1] yealink 4-1:36.0: unexpected response 0
[  277.219266][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.225239][    C1] yealink 4-1:36.0: unexpected response 0
[  277.235182][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.241182][    C1] yealink 4-1:36.0: unexpected response 0
[  277.251129][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.257147][    C1] yealink 4-1:36.0: unexpected response 0
[  277.267279][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.273244][    C1] yealink 4-1:36.0: unexpected response 0
[  277.283365][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.289278][    C1] yealink 4-1:36.0: unexpected response 0
[  277.299281][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.305724][    C1] yealink 4-1:36.0: unexpected response 0
[  277.315792][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.321941][    C1] yealink 4-1:36.0: unexpected response 0
[  277.331983][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.338357][    C1] yealink 4-1:36.0: unexpected response 0
[  277.348334][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.354381][    C1] yealink 4-1:36.0: unexpected response 0
[  277.364312][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.370594][    C1] yealink 4-1:36.0: unexpected response 0
[  277.380508][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.386409][    C1] yealink 4-1:36.0: unexpected response 0
[  277.396275][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.402559][    C1] yealink 4-1:36.0: unexpected response 0
[  277.412398][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.418310][    C1] yealink 4-1:36.0: unexpected response 0
[  277.428603][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.435046][    C1] yealink 4-1:36.0: unexpected response 0
[  277.445040][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.451243][    C1] yealink 4-1:36.0: unexpected response 0
[  277.461522][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.467674][    C1] yealink 4-1:36.0: unexpected response 0
[  277.477926][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.483883][    C1] yealink 4-1:36.0: unexpected response 0
[  277.493734][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.499699][    C1] yealink 4-1:36.0: unexpected response 0
[  277.509576][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.515490][    C1] yealink 4-1:36.0: unexpected response 0
[  277.525891][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.532485][    C1] yealink 4-1:36.0: unexpected response 0
[  277.542482][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.548496][    C1] yealink 4-1:36.0: unexpected response 0
[  277.558433][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.564433][    C1] yealink 4-1:36.0: unexpected response 0
[  277.574278][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.580445][    C1] yealink 4-1:36.0: unexpected response 0
[  277.590997][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.596957][    C1] yealink 4-1:36.0: unexpected response 0
[  277.606945][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.612871][    C1] yealink 4-1:36.0: unexpected response 0
[  277.622693][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.628770][    C1] yealink 4-1:36.0: unexpected response 0
[  277.638740][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.644932][    C1] yealink 4-1:36.0: unexpected response 0
[  277.656310][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.662504][    C1] yealink 4-1:36.0: unexpected response 0
[  277.672726][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.678724][    C1] yealink 4-1:36.0: unexpected response 0
[  277.688631][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.694767][    C1] yealink 4-1:36.0: unexpected response 0
[  277.705202][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.711432][    C1] yealink 4-1:36.0: unexpected response 0
[  277.721597][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.727601][    C1] yealink 4-1:36.0: unexpected response 0
[  277.737856][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.743824][    C1] yealink 4-1:36.0: unexpected response 0
[  277.753761][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.759832][    C1] yealink 4-1:36.0: unexpected response 0
[  277.770183][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.776120][    C1] yealink 4-1:36.0: unexpected response 0
[  277.786145][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.792188][    C1] yealink 4-1:36.0: unexpected response 0
[  277.802227][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.808171][    C1] yealink 4-1:36.0: unexpected response 0
[  277.818100][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.824368][    C1] yealink 4-1:36.0: unexpected response 0
[  277.834379][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.840507][    C1] yealink 4-1:36.0: unexpected response 0
[  277.850457][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.856479][    C1] yealink 4-1:36.0: unexpected response 0
[  277.867165][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.873125][    C1] yealink 4-1:36.0: unexpected response 0
[  277.883401][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.889693][    C1] yealink 4-1:36.0: unexpected response 0
[  277.899638][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.905647][    C1] yealink 4-1:36.0: unexpected response 0
[  277.915775][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.921732][    C1] yealink 4-1:36.0: unexpected response 0
[  277.931897][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.938006][    C1] yealink 4-1:36.0: unexpected response 0
[  277.947869][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.954009][    C1] yealink 4-1:36.0: unexpected response 0
[  277.964035][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.969981][    C1] yealink 4-1:36.0: unexpected response 0
[  277.980000][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  277.986171][    C1] yealink 4-1:36.0: unexpected response 0
[  277.996300][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.002363][    C1] yealink 4-1:36.0: unexpected response 0
[  278.012261][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.018458][    C1] yealink 4-1:36.0: unexpected response 0
[  278.028473][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.034516][    C1] yealink 4-1:36.0: unexpected response 0
[  278.044927][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.051075][    C1] yealink 4-1:36.0: unexpected response 0
[  278.060927][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.066849][    C1] yealink 4-1:36.0: unexpected response 0
[  278.076712][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.082781][    C1] yealink 4-1:36.0: unexpected response 0
[  278.092754][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.098682][    C1] yealink 4-1:36.0: unexpected response 0
[  278.108710][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.114783][    C1] yealink 4-1:36.0: unexpected response 0
[  278.125101][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.131083][    C1] yealink 4-1:36.0: unexpected response 0
[  278.141091][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.147558][    C1] yealink 4-1:36.0: unexpected response 0
[  278.158120][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.164722][    C1] yealink 4-1:36.0: unexpected response 0
[  278.174766][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.181263][    C1] yealink 4-1:36.0: unexpected response 0
[  278.191183][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.197329][    C1] yealink 4-1:36.0: unexpected response 0
[  278.207220][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.213319][    C1] yealink 4-1:36.0: unexpected response 0
[  278.223713][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.229988][    C1] yealink 4-1:36.0: unexpected response 0
[  278.239768][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.246006][    C1] yealink 4-1:36.0: unexpected response 0
[  278.255985][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.261945][    C1] yealink 4-1:36.0: unexpected response 0
[  278.272201][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.278189][    C1] yealink 4-1:36.0: unexpected response 0
[  278.288318][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.295027][    C1] yealink 4-1:36.0: unexpected response 0
[  278.305649][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.312105][    C1] yealink 4-1:36.0: unexpected response 0
[  278.321903][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.327985][    C1] yealink 4-1:36.0: unexpected response 0
[  278.337944][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.344264][    C1] yealink 4-1:36.0: unexpected response 0
[  278.354443][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.360532][    C1] yealink 4-1:36.0: unexpected response 0
[  278.370426][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.376854][    C1] yealink 4-1:36.0: unexpected response 0
[  278.386788][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.392926][    C1] yealink 4-1:36.0: unexpected response 0
[  278.403977][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.410078][    C1] yealink 4-1:36.0: unexpected response 0
[  278.420406][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.426491][    C1] yealink 4-1:36.0: unexpected response 0
[  278.437111][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.443330][    C1] yealink 4-1:36.0: unexpected response 0
[  278.453262][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.459227][    C1] yealink 4-1:36.0: unexpected response 0
[  278.469825][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.475956][    C1] yealink 4-1:36.0: unexpected response 0
[  278.486293][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.492321][    C1] yealink 4-1:36.0: unexpected response 0
[  278.502266][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.508387][    C1] yealink 4-1:36.0: unexpected response 0
[  278.518378][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.524336][    C1] yealink 4-1:36.0: unexpected response 0
[  278.534424][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.540645][    C1] yealink 4-1:36.0: unexpected response 0
[  278.550439][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.556418][    C1] yealink 4-1:36.0: unexpected response 0
[  278.566715][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.572734][    C1] yealink 4-1:36.0: unexpected response 0
[  278.582611][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.588539][    C1] yealink 4-1:36.0: unexpected response 0
[  278.598477][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.604449][    C1] yealink 4-1:36.0: unexpected response 0
[  278.614251][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.620239][    C1] yealink 4-1:36.0: unexpected response 0
[  278.630326][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.636396][    C1] yealink 4-1:36.0: unexpected response 0
[  278.646218][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.652335][    C1] yealink 4-1:36.0: unexpected response 0
[  278.662499][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.668409][    C1] yealink 4-1:36.0: unexpected response 0
[  278.678597][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.684726][    C1] yealink 4-1:36.0: unexpected response 0
[  278.694574][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.700713][    C1] yealink 4-1:36.0: unexpected response 0
[  278.710786][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.716703][    C1] yealink 4-1:36.0: unexpected response 0
[  278.727018][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.736311][    C1] yealink 4-1:36.0: unexpected response 0
[  278.746476][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.752695][    C1] yealink 4-1:36.0: unexpected response 0
[  278.762709][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.769138][    C1] yealink 4-1:36.0: unexpected response 0
[  278.778967][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.785431][    C1] yealink 4-1:36.0: unexpected response 0
[  278.795405][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.801328][    C1] yealink 4-1:36.0: unexpected response 0
[  278.811778][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.817767][    C1] yealink 4-1:36.0: unexpected response 0
[  278.827814][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.833811][    C1] yealink 4-1:36.0: unexpected response 0
[  278.843985][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.849967][    C1] yealink 4-1:36.0: unexpected response 0
[  278.859848][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.865957][    C1] yealink 4-1:36.0: unexpected response 0
[  278.875947][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.881962][    C1] yealink 4-1:36.0: unexpected response 0
[  278.891866][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.897849][    C1] yealink 4-1:36.0: unexpected response 0
[  278.907957][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.914303][    C1] yealink 4-1:36.0: unexpected response 0
[  278.924374][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.930548][    C1] yealink 4-1:36.0: unexpected response 0
[  278.940543][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.946919][    C1] yealink 4-1:36.0: unexpected response 0
[  278.957200][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.963121][    C1] yealink 4-1:36.0: unexpected response 0
[  278.973103][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.979022][    C1] yealink 4-1:36.0: unexpected response 0
[  278.989080][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  278.995114][    C1] yealink 4-1:36.0: unexpected response 0
[  279.005084][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.011266][    C1] yealink 4-1:36.0: unexpected response 0
[  279.021157][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.027046][    C1] yealink 4-1:36.0: unexpected response 0
[  279.037112][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.043057][    C1] yealink 4-1:36.0: unexpected response 0
[  279.052924][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.058805][    C1] yealink 4-1:36.0: unexpected response 0
[  279.068854][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.074884][    C1] yealink 4-1:36.0: unexpected response 0
[  279.085107][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.091105][    C1] yealink 4-1:36.0: unexpected response 0
[  279.101415][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.107737][    C1] yealink 4-1:36.0: unexpected response 0
[  279.117842][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.124111][    C1] yealink 4-1:36.0: unexpected response 0
[  279.134371][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.140637][    C1] yealink 4-1:36.0: unexpected response 0
[  279.150964][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.157050][    C1] yealink 4-1:36.0: unexpected response 0
[  279.167229][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.173364][    C1] yealink 4-1:36.0: unexpected response 0
[  279.183872][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.189956][    C1] yealink 4-1:36.0: unexpected response 0
[  279.199917][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.205993][    C1] yealink 4-1:36.0: unexpected response 0
[  279.216241][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.222472][    C1] yealink 4-1:36.0: unexpected response 0
[  279.232786][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.238949][    C1] yealink 4-1:36.0: unexpected response 0
[  279.248857][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.255083][    C1] yealink 4-1:36.0: unexpected response 0
[  279.264961][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.271232][    C1] yealink 4-1:36.0: unexpected response 0
[  279.281096][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.287205][    C1] yealink 4-1:36.0: unexpected response 0
[  279.297289][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.303533][    C1] yealink 4-1:36.0: unexpected response 0
[  279.313485][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.319523][    C1] yealink 4-1:36.0: unexpected response 0
[  279.329789][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.335947][    C1] yealink 4-1:36.0: unexpected response 0
[  279.346027][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.352317][    C1] yealink 4-1:36.0: unexpected response 0
[  279.362286][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.368268][    C1] yealink 4-1:36.0: unexpected response 0
[  279.378262][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.384238][    C1] yealink 4-1:36.0: unexpected response 0
[  279.394296][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.400688][    C1] yealink 4-1:36.0: unexpected response 0
[  279.411023][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.417005][    C1] yealink 4-1:36.0: unexpected response 0
[  279.427016][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.433068][    C1] yealink 4-1:36.0: unexpected response 0
[  279.443619][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.449660][    C1] yealink 4-1:36.0: unexpected response 0
[  279.459710][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.465863][    C1] yealink 4-1:36.0: unexpected response 0
[  279.476100][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.482126][    C1] yealink 4-1:36.0: unexpected response 0
[  279.492744][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.498764][    C1] yealink 4-1:36.0: unexpected response 0
[  279.509305][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.515558][    C1] yealink 4-1:36.0: unexpected response 0
[  279.525499][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.531675][    C1] yealink 4-1:36.0: unexpected response 0
[  279.541723][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.547609][    C1] yealink 4-1:36.0: unexpected response 0
[  279.557482][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.563564][    C1] yealink 4-1:36.0: unexpected response 0
[  279.573669][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.579831][    C1] yealink 4-1:36.0: unexpected response 0
[  279.589659][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.595540][    C1] yealink 4-1:36.0: unexpected response 0
[  279.605325][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.611235][    C1] yealink 4-1:36.0: unexpected response 0
[  279.621083][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.627077][    C1] yealink 4-1:36.0: unexpected response 0
[  279.637661][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.643739][    C1] yealink 4-1:36.0: unexpected response 0
[  279.653870][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.659819][    C1] yealink 4-1:36.0: unexpected response 0
[  279.669806][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.675683][    C1] yealink 4-1:36.0: unexpected response 0
[  279.685684][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.691950][    C1] yealink 4-1:36.0: unexpected response 0
[  279.701835][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.707808][    C1] yealink 4-1:36.0: unexpected response 0
[  279.718005][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.724039][    C1] yealink 4-1:36.0: unexpected response 0
[  279.734343][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.740627][    C1] yealink 4-1:36.0: unexpected response 0
[  279.750431][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.756539][    C1] yealink 4-1:36.0: unexpected response 0
[  279.766483][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.773219][    C1] yealink 4-1:36.0: unexpected response 0
[  279.783476][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.789688][    C1] yealink 4-1:36.0: unexpected response 0
[  279.800133][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.806312][    C1] yealink 4-1:36.0: unexpected response 0
[  279.816847][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.823229][    C1] yealink 4-1:36.0: unexpected response 0
[  279.834278][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.840900][    C1] yealink 4-1:36.0: unexpected response 0
[  279.851259][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.857705][    C1] yealink 4-1:36.0: unexpected response 0
[  279.867807][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.873879][    C1] yealink 4-1:36.0: unexpected response 0
[  279.884051][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.890245][    C1] yealink 4-1:36.0: unexpected response 0
[  279.900808][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.907268][    C1] yealink 4-1:36.0: unexpected response 0
[  279.918405][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.918668][    C1] yealink 4-1:36.0: unexpected response 0
[  279.924994][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.934698][    C1] yealink 4-1:36.0: unexpected response 0
[  279.945433][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.952224][    C1] yealink 4-1:36.0: unexpected response 0
[  279.962419][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.968462][    C1] yealink 4-1:36.0: unexpected response 0
[  279.978670][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  279.984627][    C1] yealink 4-1:36.0: unexpected response 0
[  279.994810][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.000749][    C1] yealink 4-1:36.0: unexpected response 0
[  280.010614][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.016640][    C1] yealink 4-1:36.0: unexpected response 0
[  280.026530][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.032762][    C1] yealink 4-1:36.0: unexpected response 0
[  280.042551][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.048539][    C1] yealink 4-1:36.0: unexpected response 0
[  280.058518][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.064659][    C1] yealink 4-1:36.0: unexpected response 0
[  280.074751][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.081175][    C1] yealink 4-1:36.0: unexpected response 0
[  280.091188][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.097281][    C1] yealink 4-1:36.0: unexpected response 0
[  280.107258][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.113566][    C1] yealink 4-1:36.0: unexpected response 0
[  280.124168][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.130187][    C1] yealink 4-1:36.0: unexpected response 0
[  280.140690][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.147224][    C1] yealink 4-1:36.0: unexpected response 0
[  280.157247][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.163407][    C1] yealink 4-1:36.0: unexpected response 0
[  280.173476][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.179532][    C1] yealink 4-1:36.0: unexpected response 0
[  280.189536][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.195658][    C1] yealink 4-1:36.0: unexpected response 0
[  280.205869][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.211889][    C1] yealink 4-1:36.0: unexpected response 0
[  280.221884][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.227797][    C1] yealink 4-1:36.0: unexpected response 0
[  280.237655][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.243655][    C1] yealink 4-1:36.0: unexpected response 0
[  280.253646][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.259745][    C1] yealink 4-1:36.0: unexpected response 0
[  280.269896][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.275912][    C1] yealink 4-1:36.0: unexpected response 0
[  280.286634][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.292903][    C1] yealink 4-1:36.0: unexpected response 0
[  280.302897][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.308992][    C1] yealink 4-1:36.0: unexpected response 0
[  280.319204][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.325222][    C1] yealink 4-1:36.0: unexpected response 0
[  280.335216][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.341139][    C1] yealink 4-1:36.0: unexpected response 0
[  280.351017][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.356920][    C1] yealink 4-1:36.0: unexpected response 0
[  280.366722][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.372762][    C1] yealink 4-1:36.0: unexpected response 0
[  280.382639][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.388562][    C1] yealink 4-1:36.0: unexpected response 0
[  280.398494][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.404571][    C1] yealink 4-1:36.0: unexpected response 0
[  280.414772][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.421213][    C1] yealink 4-1:36.0: unexpected response 0
[  280.431049][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.437296][    C1] yealink 4-1:36.0: unexpected response 0
[  280.447376][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.453810][    C1] yealink 4-1:36.0: unexpected response 0
[  280.463776][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.469677][    C1] yealink 4-1:36.0: unexpected response 0
[  280.479627][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.485624][    C1] yealink 4-1:36.0: unexpected response 0
[  280.495624][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.501664][    C1] yealink 4-1:36.0: unexpected response 0
[  280.511658][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.517753][    C1] yealink 4-1:36.0: unexpected response 0
[  280.528106][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.534025][    C1] yealink 4-1:36.0: unexpected response 0
[  280.544507][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.550516][    C1] yealink 4-1:36.0: unexpected response 0
[  280.560558][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.566571][    C1] yealink 4-1:36.0: unexpected response 0
[  280.576899][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.582929][    C1] yealink 4-1:36.0: unexpected response 0
[  280.592894][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.598981][    C1] yealink 4-1:36.0: unexpected response 0
[  280.609068][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.615093][    C1] yealink 4-1:36.0: unexpected response 0
[  280.624976][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.631257][    C1] yealink 4-1:36.0: unexpected response 0
[  280.641252][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.647340][    C1] yealink 4-1:36.0: unexpected response 0
[  280.657270][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.663383][    C1] yealink 4-1:36.0: unexpected response 0
[  280.673238][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.679473][    C1] yealink 4-1:36.0: unexpected response 0
[  280.689234][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.695266][    C1] yealink 4-1:36.0: unexpected response 0
[  280.705156][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.711312][    C1] yealink 4-1:36.0: unexpected response 0
[  280.721304][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.727600][    C1] yealink 4-1:36.0: unexpected response 0
[  280.737766][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.743890][    C1] yealink 4-1:36.0: unexpected response 0
[  280.753819][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.759948][    C1] yealink 4-1:36.0: unexpected response 0
[  280.778359][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.784673][    C1] yealink 4-1:36.0: unexpected response 0
[  280.794676][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.800756][    C1] yealink 4-1:36.0: unexpected response 0
[  280.810564][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.816663][    C1] yealink 4-1:36.0: unexpected response 0
[  280.826754][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.832842][    C1] yealink 4-1:36.0: unexpected response 0
[  280.843072][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.849240][    C1] yealink 4-1:36.0: unexpected response 0
[  280.859235][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.865295][    C1] yealink 4-1:36.0: unexpected response 0
[  280.875206][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.881148][    C1] yealink 4-1:36.0: unexpected response 0
[  280.891017][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.896979][    C1] yealink 4-1:36.0: unexpected response 0
[  280.906869][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.912994][    C1] yealink 4-1:36.0: unexpected response 0
[  280.922976][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.928957][    C1] yealink 4-1:36.0: unexpected response 0
[  280.938763][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.945034][    C1] yealink 4-1:36.0: unexpected response 0
[  280.955004][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.960997][    C1] yealink 4-1:36.0: unexpected response 0
[  280.970998][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.977020][    C1] yealink 4-1:36.0: unexpected response 0
[  280.986867][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  280.992831][    C1] yealink 4-1:36.0: unexpected response 0
[  281.002730][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.008666][    C1] yealink 4-1:36.0: unexpected response 0
[  281.018706][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.024803][    C1] yealink 4-1:36.0: unexpected response 0
[  281.034963][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.040942][    C1] yealink 4-1:36.0: unexpected response 0
[  281.050941][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.056988][    C1] yealink 4-1:36.0: unexpected response 0
[  281.067164][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.073382][    C1] yealink 4-1:36.0: unexpected response 0
[  281.083603][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.089599][    C1] yealink 4-1:36.0: unexpected response 0
[  281.099545][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.105443][    C1] yealink 4-1:36.0: unexpected response 0
[  281.115670][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.122075][    C1] yealink 4-1:36.0: unexpected response 0
[  281.132719][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.138802][    C1] yealink 4-1:36.0: unexpected response 0
[  281.148930][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.155613][    C1] yealink 4-1:36.0: unexpected response 0
[  281.166593][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.172519][    C1] yealink 4-1:36.0: unexpected response 0
[  281.182534][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.188580][    C1] yealink 4-1:36.0: unexpected response 0
[  281.198390][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.204412][    C1] yealink 4-1:36.0: unexpected response 0
[  281.214230][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.220430][    C1] yealink 4-1:36.0: unexpected response 0
[  281.230512][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.236513][    C1] yealink 4-1:36.0: unexpected response 0
[  281.246451][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.252422][    C1] yealink 4-1:36.0: unexpected response 0
[  281.262543][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.268700][    C1] yealink 4-1:36.0: unexpected response 0
[  281.278874][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.284822][    C1] yealink 4-1:36.0: unexpected response 0
[  281.294778][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.300871][    C1] yealink 4-1:36.0: unexpected response 0
[  281.311094][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.316967][    C1] yealink 4-1:36.0: unexpected response 0
[  281.327023][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.333242][    C1] yealink 4-1:36.0: unexpected response 0
[  281.343475][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.349571][    C1] yealink 4-1:36.0: unexpected response 0
[  281.360827][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.366758][    C1] yealink 4-1:36.0: unexpected response 0
[  281.377509][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.383903][    C1] yealink 4-1:36.0: unexpected response 0
[  281.394280][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.400577][    C1] yealink 4-1:36.0: unexpected response 0
[  281.410554][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.416701][    C1] yealink 4-1:36.0: unexpected response 0
[  281.426849][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.432962][    C1] yealink 4-1:36.0: unexpected response 0
[  281.443496][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.449716][    C1] yealink 4-1:36.0: unexpected response 0
[  281.460563][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.467023][    C1] yealink 4-1:36.0: unexpected response 0
[  281.477596][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.483773][    C1] yealink 4-1:36.0: unexpected response 0
[  281.494183][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.500122][    C1] yealink 4-1:36.0: unexpected response 0
[  281.510771][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.516890][    C1] yealink 4-1:36.0: unexpected response 0
[  281.527504][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.534188][    C1] yealink 4-1:36.0: unexpected response 0
[  281.544489][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.550599][    C1] yealink 4-1:36.0: unexpected response 0
[  281.560651][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.566610][    C1] yealink 4-1:36.0: unexpected response 0
[  281.576646][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.582592][    C1] yealink 4-1:36.0: unexpected response 0
[  281.592464][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.598454][    C1] yealink 4-1:36.0: unexpected response 0
[  281.608364][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.614392][    C1] yealink 4-1:36.0: unexpected response 0
[  281.624532][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.630560][    C1] yealink 4-1:36.0: unexpected response 0
[  281.640414][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.646480][    C1] yealink 4-1:36.0: unexpected response 0
[  281.656446][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.662532][    C1] yealink 4-1:36.0: unexpected response 0
[  281.672505][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.678482][    C1] yealink 4-1:36.0: unexpected response 0
[  281.688439][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.694361][    C1] yealink 4-1:36.0: unexpected response 0
[  281.704132][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.710083][    C1] yealink 4-1:36.0: unexpected response 0
[  281.720043][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.726068][    C1] yealink 4-1:36.0: unexpected response 0
[  281.736265][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.742182][    C1] yealink 4-1:36.0: unexpected response 0
[  281.751959][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.757839][    C1] yealink 4-1:36.0: unexpected response 0
[  281.767836][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.774002][    C1] yealink 4-1:36.0: unexpected response 0
[  281.784016][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.790024][    C1] yealink 4-1:36.0: unexpected response 0
[  281.800060][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.805964][    C1] yealink 4-1:36.0: unexpected response 0
[  281.816258][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.822370][    C1] yealink 4-1:36.0: unexpected response 0
[  281.832152][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.838151][    C1] yealink 4-1:36.0: unexpected response 0
[  281.847996][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.854046][    C1] yealink 4-1:36.0: unexpected response 0
[  281.864010][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.869917][    C1] yealink 4-1:36.0: unexpected response 0
[  281.879882][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.885959][    C1] yealink 4-1:36.0: unexpected response 0
[  281.896476][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.902490][    C1] yealink 4-1:36.0: unexpected response 0
[  281.912472][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.918549][    C1] yealink 4-1:36.0: unexpected response 0
[  281.928426][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.934385][    C1] yealink 4-1:36.0: unexpected response 0
[  281.944224][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.950194][    C1] yealink 4-1:36.0: unexpected response 0
[  281.959962][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.965838][    C1] yealink 4-1:36.0: unexpected response 0
[  281.975886][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.981826][    C1] yealink 4-1:36.0: unexpected response 0
[  281.991585][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  281.997473][    C1] yealink 4-1:36.0: unexpected response 0
[  282.007344][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.013262][    C1] yealink 4-1:36.0: unexpected response 0
[  282.023459][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.029464][    C1] yealink 4-1:36.0: unexpected response 0
[  282.039196][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.045122][    C1] yealink 4-1:36.0: unexpected response 0
[  282.054918][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.060942][    C1] yealink 4-1:36.0: unexpected response 0
[  282.070745][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.076725][    C1] yealink 4-1:36.0: unexpected response 0
[  282.086814][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.092717][    C1] yealink 4-1:36.0: unexpected response 0
[  282.102616][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.108553][    C1] yealink 4-1:36.0: unexpected response 0
[  282.118436][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.124555][    C1] yealink 4-1:36.0: unexpected response 0
[  282.134539][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.140564][    C1] yealink 4-1:36.0: unexpected response 0
[  282.150822][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.156907][    C1] yealink 4-1:36.0: unexpected response 0
[  282.167050][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.173392][    C1] yealink 4-1:36.0: unexpected response 0
[  282.183340][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.189527][    C1] yealink 4-1:36.0: unexpected response 0
[  282.199306][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.205630][    C1] yealink 4-1:36.0: unexpected response 0
[  282.215435][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.221360][    C1] yealink 4-1:36.0: unexpected response 0
[  282.231385][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.237627][    C1] yealink 4-1:36.0: unexpected response 0
[  282.247423][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.253414][    C1] yealink 4-1:36.0: unexpected response 0
[  282.263492][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.269565][    C1] yealink 4-1:36.0: unexpected response 0
[  282.279455][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.285536][    C1] yealink 4-1:36.0: unexpected response 0
[  282.295466][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.301462][    C1] yealink 4-1:36.0: unexpected response 0
[  282.311491][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.317395][    C1] yealink 4-1:36.0: unexpected response 0
[  282.327504][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.333771][    C1] yealink 4-1:36.0: unexpected response 0
[  282.343561][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.349559][    C1] yealink 4-1:36.0: unexpected response 0
[  282.359599][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.365976][    C1] yealink 4-1:36.0: unexpected response 0
[  282.375821][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.382001][    C1] yealink 4-1:36.0: unexpected response 0
[  282.391883][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.397782][    C1] yealink 4-1:36.0: unexpected response 0
[  282.407756][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.413849][    C1] yealink 4-1:36.0: unexpected response 0
[  282.424402][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.430666][    C1] yealink 4-1:36.0: unexpected response 0
[  282.440766][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.446716][    C1] yealink 4-1:36.0: unexpected response 0
[  282.456630][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.462579][    C1] yealink 4-1:36.0: unexpected response 0
[  282.472458][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.478738][    C1] yealink 4-1:36.0: unexpected response 0
[  282.488804][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.494857][    C1] yealink 4-1:36.0: unexpected response 0
[  282.504996][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.511103][    C1] yealink 4-1:36.0: unexpected response 0
[  282.521038][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.527020][    C1] yealink 4-1:36.0: unexpected response 0
[  282.536995][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.543345][    C1] yealink 4-1:36.0: unexpected response 0
[  282.553172][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.559135][    C1] yealink 4-1:36.0: unexpected response 0
[  282.568936][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.574870][    C1] yealink 4-1:36.0: unexpected response 0
[  282.584918][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.590822][    C1] yealink 4-1:36.0: unexpected response 0
[  282.600804][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.606796][    C1] yealink 4-1:36.0: unexpected response 0
[  282.616668][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.622828][    C1] yealink 4-1:36.0: unexpected response 0
[  282.632797][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.638767][    C1] yealink 4-1:36.0: unexpected response 0
[  282.648666][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.654748][    C1] yealink 4-1:36.0: unexpected response 0
[  282.664792][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.670905][    C1] yealink 4-1:36.0: unexpected response 0
[  282.680782][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.686933][    C1] yealink 4-1:36.0: unexpected response 0
[  282.696893][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.702835][    C1] yealink 4-1:36.0: unexpected response 0
[  282.712626][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.718645][    C1] yealink 4-1:36.0: unexpected response 0
[  282.728660][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.734599][    C1] yealink 4-1:36.0: unexpected response 0
[  282.744568][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.750628][    C1] yealink 4-1:36.0: unexpected response 0
[  282.760600][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.766577][    C1] yealink 4-1:36.0: unexpected response 0
[  282.776685][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.782603][    C1] yealink 4-1:36.0: unexpected response 0
[  282.792493][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.798382][    C1] yealink 4-1:36.0: unexpected response 0
[  282.808387][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.814339][    C1] yealink 4-1:36.0: unexpected response 0
[  282.824229][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.830249][    C1] yealink 4-1:36.0: unexpected response 0
[  282.840136][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.846117][    C1] yealink 4-1:36.0: unexpected response 0
[  282.856081][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.862561][    C1] yealink 4-1:36.0: unexpected response 0
[  282.872346][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.878447][    C1] yealink 4-1:36.0: unexpected response 0
[  282.888354][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.894326][    C1] yealink 4-1:36.0: unexpected response 0
[  282.904469][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.910697][    C1] yealink 4-1:36.0: unexpected response 0
[  282.920731][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.926801][    C1] yealink 4-1:36.0: unexpected response 0
[  282.936969][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.943013][    C1] yealink 4-1:36.0: unexpected response 0
[  282.952784][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.959298][    C1] yealink 4-1:36.0: unexpected response 0
[  282.969375][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.975329][    C1] yealink 4-1:36.0: unexpected response 0
[  282.985635][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  282.991637][    C1] yealink 4-1:36.0: unexpected response 0
[  283.001511][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.007583][    C1] yealink 4-1:36.0: unexpected response 0
[  283.017409][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.023403][    C1] yealink 4-1:36.0: unexpected response 0
[  283.033395][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.039464][    C1] yealink 4-1:36.0: unexpected response 0
[  283.049294][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.055304][    C1] yealink 4-1:36.0: unexpected response 0
[  283.065366][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.071357][    C1] yealink 4-1:36.0: unexpected response 0
[  283.081269][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.087175][    C1] yealink 4-1:36.0: unexpected response 0
[  283.097064][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.103238][    C1] yealink 4-1:36.0: unexpected response 0
[  283.113333][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.119393][    C1] yealink 4-1:36.0: unexpected response 0
[  283.129305][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.135473][    C1] yealink 4-1:36.0: unexpected response 0
[  283.145391][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.151586][    C1] yealink 4-1:36.0: unexpected response 0
[  283.161658][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.167691][    C1] yealink 4-1:36.0: unexpected response 0
[  283.177680][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.183603][    C1] yealink 4-1:36.0: unexpected response 0
[  283.193503][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.199495][    C1] yealink 4-1:36.0: unexpected response 0
[  283.209443][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.215348][    C1] yealink 4-1:36.0: unexpected response 0
[  283.225192][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.231133][    C1] yealink 4-1:36.0: unexpected response 0
[  283.241116][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.247158][    C1] yealink 4-1:36.0: unexpected response 0
[  283.257162][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.263227][    C1] yealink 4-1:36.0: unexpected response 0
[  283.273379][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.279590][    C1] yealink 4-1:36.0: unexpected response 0
[  283.289820][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.295698][    C1] yealink 4-1:36.0: unexpected response 0
[  283.305476][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.311468][    C1] yealink 4-1:36.0: unexpected response 0
[  283.321261][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.327155][    C1] yealink 4-1:36.0: unexpected response 0
[  283.337037][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.343111][    C1] yealink 4-1:36.0: unexpected response 0
[  283.353089][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.359084][    C1] yealink 4-1:36.0: unexpected response 0
[  283.368919][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.375026][    C1] yealink 4-1:36.0: unexpected response 0
[  283.385076][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.391200][    C1] yealink 4-1:36.0: unexpected response 0
[  283.401271][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.407297][    C1] yealink 4-1:36.0: unexpected response 0
[  283.417816][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.423922][    C1] yealink 4-1:36.0: unexpected response 0
[  283.434059][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.440076][    C1] yealink 4-1:36.0: unexpected response 0
[  283.450285][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.456488][    C1] yealink 4-1:36.0: unexpected response 0
[  283.466383][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.472289][    C1] yealink 4-1:36.0: unexpected response 0
[  283.482082][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.488444][    C1] yealink 4-1:36.0: unexpected response 0
[  283.498416][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.504308][    C1] yealink 4-1:36.0: unexpected response 0
[  283.514200][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.520254][    C1] yealink 4-1:36.0: unexpected response 0
[  283.530043][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.536090][    C1] yealink 4-1:36.0: unexpected response 0
[  283.546246][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.552634][    C1] yealink 4-1:36.0: unexpected response 0
[  283.562521][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.568718][    C1] yealink 4-1:36.0: unexpected response 0
[  283.578659][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.584932][    C1] yealink 4-1:36.0: unexpected response 0
[  283.595224][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.601142][    C1] yealink 4-1:36.0: unexpected response 0
[  283.611226][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.617126][    C1] yealink 4-1:36.0: unexpected response 0
[  283.627400][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.633537][    C1] yealink 4-1:36.0: unexpected response 0
[  283.643544][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.649682][    C1] yealink 4-1:36.0: unexpected response 0
[  283.659805][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.665768][    C1] yealink 4-1:36.0: unexpected response 0
[  283.675827][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.681826][    C1] yealink 4-1:36.0: unexpected response 0
[  283.691701][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.697592][    C1] yealink 4-1:36.0: unexpected response 0
[  283.707479][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.713386][    C1] yealink 4-1:36.0: unexpected response 0
[  283.723426][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.729428][    C1] yealink 4-1:36.0: unexpected response 0
[  283.739570][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.745832][    C1] yealink 4-1:36.0: unexpected response 0
[  283.755893][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.761799][    C1] yealink 4-1:36.0: unexpected response 0
[  283.771672][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.777744][    C1] yealink 4-1:36.0: unexpected response 0
[  283.787933][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.793856][    C1] yealink 4-1:36.0: unexpected response 0
[  283.804021][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.810362][    C1] yealink 4-1:36.0: unexpected response 0
[  283.820334][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.826330][    C1] yealink 4-1:36.0: unexpected response 0
[  283.836268][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.842260][    C1] yealink 4-1:36.0: unexpected response 0
[  283.852195][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.858157][    C1] yealink 4-1:36.0: unexpected response 0
[  283.868191][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.874192][    C1] yealink 4-1:36.0: unexpected response 0
[  283.884256][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.890310][    C1] yealink 4-1:36.0: unexpected response 0
[  283.900463][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.906388][    C1] yealink 4-1:36.0: unexpected response 0
[  283.916293][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.922305][    C1] yealink 4-1:36.0: unexpected response 0
[  283.932207][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.938210][    C1] yealink 4-1:36.0: unexpected response 0
[  283.948051][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.954083][    C1] yealink 4-1:36.0: unexpected response 0
[  283.964147][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.970179][    C1] yealink 4-1:36.0: unexpected response 0
[  283.980180][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  283.986163][    C1] yealink 4-1:36.0: unexpected response 0
[  283.996350][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.002385][    C1] yealink 4-1:36.0: unexpected response 0
[  284.012240][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.018370][    C1] yealink 4-1:36.0: unexpected response 0
[  284.028904][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.035190][    C1] yealink 4-1:36.0: unexpected response 0
[  284.045195][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.051427][    C1] yealink 4-1:36.0: unexpected response 0
[  284.061688][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.068176][    C1] yealink 4-1:36.0: unexpected response 0
[  284.078186][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.084511][    C1] yealink 4-1:36.0: unexpected response 0
[  284.094311][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.100255][    C1] yealink 4-1:36.0: unexpected response 0
[  284.110211][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.116124][    C1] yealink 4-1:36.0: unexpected response 0
[  284.125958][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.132130][    C1] yealink 4-1:36.0: unexpected response 0
[  284.142487][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.148788][    C1] yealink 4-1:36.0: unexpected response 0
[  284.159078][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.165032][    C1] yealink 4-1:36.0: unexpected response 0
[  284.175219][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.181697][    C1] yealink 4-1:36.0: unexpected response 0
[  284.191841][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.197740][    C1] yealink 4-1:36.0: unexpected response 0
[  284.207850][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.213809][    C1] yealink 4-1:36.0: unexpected response 0
[  284.223709][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.229635][    C1] yealink 4-1:36.0: unexpected response 0
[  284.239581][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.245649][    C1] yealink 4-1:36.0: unexpected response 0
[  284.255794][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.261809][    C1] yealink 4-1:36.0: unexpected response 0
[  284.272049][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.277966][    C1] yealink 4-1:36.0: unexpected response 0
[  284.287769][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.293749][    C1] yealink 4-1:36.0: unexpected response 0
[  284.303743][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.309775][    C1] yealink 4-1:36.0: unexpected response 0
[  284.319577][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.325647][    C1] yealink 4-1:36.0: unexpected response 0
[  284.335838][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.341932][    C1] yealink 4-1:36.0: unexpected response 0
[  284.352168][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.358349][    C1] yealink 4-1:36.0: unexpected response 0
[  284.368296][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.374193][    C1] yealink 4-1:36.0: unexpected response 0
[  284.384167][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.390218][    C1] yealink 4-1:36.0: unexpected response 0
[  284.400454][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.406690][    C1] yealink 4-1:36.0: unexpected response 0
[  284.416690][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.422767][    C1] yealink 4-1:36.0: unexpected response 0
[  284.432984][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.438982][    C1] yealink 4-1:36.0: unexpected response 0
[  284.449124][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.455044][    C1] yealink 4-1:36.0: unexpected response 0
[  284.465087][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.471037][    C1] yealink 4-1:36.0: unexpected response 0
[  284.480831][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.486802][    C1] yealink 4-1:36.0: unexpected response 0
[  284.496661][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.502556][    C1] yealink 4-1:36.0: unexpected response 0
[  284.512340][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.518228][    C1] yealink 4-1:36.0: unexpected response 0
[  284.528108][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.534374][    C1] yealink 4-1:36.0: unexpected response 0
[  284.544238][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.550278][    C1] yealink 4-1:36.0: unexpected response 0
[  284.560401][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.566276][    C1] yealink 4-1:36.0: unexpected response 0
[  284.576105][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.582103][    C1] yealink 4-1:36.0: unexpected response 0
[  284.591985][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.598035][    C1] yealink 4-1:36.0: unexpected response 0
[  284.607815][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.613814][    C1] yealink 4-1:36.0: unexpected response 0
[  284.623577][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.629476][    C1] yealink 4-1:36.0: unexpected response 0
[  284.639188][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.645122][    C1] yealink 4-1:36.0: unexpected response 0
[  284.655104][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.661014][    C1] yealink 4-1:36.0: unexpected response 0
[  284.670968][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.676949][    C1] yealink 4-1:36.0: unexpected response 0
[  284.686927][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.692926][    C1] yealink 4-1:36.0: unexpected response 0
[  284.702885][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.708771][    C1] yealink 4-1:36.0: unexpected response 0
[  284.718807][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.724920][    C1] yealink 4-1:36.0: unexpected response 0
[  284.735564][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.741481][    C1] yealink 4-1:36.0: unexpected response 0
[  284.751259][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.757138][    C1] yealink 4-1:36.0: unexpected response 0
[  284.767199][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.773119][    C1] yealink 4-1:36.0: unexpected response 0
[  284.782987][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.788997][    C1] yealink 4-1:36.0: unexpected response 0
[  284.798934][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.805082][    C1] yealink 4-1:36.0: unexpected response 0
[  284.815038][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.820950][    C1] yealink 4-1:36.0: unexpected response 0
[  284.830933][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.836821][    C1] yealink 4-1:36.0: unexpected response 0
[  284.846601][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.852687][    C1] yealink 4-1:36.0: unexpected response 0
[  284.862465][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.868350][    C1] yealink 4-1:36.0: unexpected response 0
[  284.878181][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.884090][    C1] yealink 4-1:36.0: unexpected response 0
[  284.893968][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.900100][    C1] yealink 4-1:36.0: unexpected response 0
[  284.910212][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.916210][    C1] yealink 4-1:36.0: unexpected response 0
[  284.926109][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.932076][    C1] yealink 4-1:36.0: unexpected response 0
[  284.942076][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.948027][    C1] yealink 4-1:36.0: unexpected response 0
[  284.958016][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.964013][    C1] yealink 4-1:36.0: unexpected response 0
[  284.973883][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.979808][    C1] yealink 4-1:36.0: unexpected response 0
[  284.989808][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  284.995822][    C1] yealink 4-1:36.0: unexpected response 0
[  285.005807][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.011876][    C1] yealink 4-1:36.0: unexpected response 0
[  285.021677][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.027563][    C1] yealink 4-1:36.0: unexpected response 0
[  285.037517][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.043721][    C1] yealink 4-1:36.0: unexpected response 0
[  285.053490][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.059456][    C1] yealink 4-1:36.0: unexpected response 0
[  285.069408][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.075290][    C1] yealink 4-1:36.0: unexpected response 0
[  285.085043][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.090937][    C1] yealink 4-1:36.0: unexpected response 0
[  285.100692][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.106698][    C1] yealink 4-1:36.0: unexpected response 0
[  285.116610][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.122829][    C1] yealink 4-1:36.0: unexpected response 0
[  285.132819][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.138978][    C1] yealink 4-1:36.0: unexpected response 0
[  285.148794][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.154798][    C1] yealink 4-1:36.0: unexpected response 0
[  285.164746][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.170647][    C1] yealink 4-1:36.0: unexpected response 0
[  285.180442][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.186364][    C1] yealink 4-1:36.0: unexpected response 0
[  285.196278][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.202293][    C1] yealink 4-1:36.0: unexpected response 0
[  285.212178][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.218075][    C1] yealink 4-1:36.0: unexpected response 0
[  285.227866][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.234072][    C1] yealink 4-1:36.0: unexpected response 0
[  285.244307][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.250222][    C1] yealink 4-1:36.0: unexpected response 0
[  285.260105][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.266085][    C1] yealink 4-1:36.0: unexpected response 0
[  285.276083][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.282220][    C1] yealink 4-1:36.0: unexpected response 0
[  285.292239][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.298430][    C1] yealink 4-1:36.0: unexpected response 0
[  285.308337][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.314559][    C1] yealink 4-1:36.0: unexpected response 0
[  285.324443][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.330521][    C1] yealink 4-1:36.0: unexpected response 0
[  285.340583][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.346999][    C1] yealink 4-1:36.0: unexpected response 0
[  285.357030][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.363204][    C1] yealink 4-1:36.0: unexpected response 0
[  285.373022][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.379013][    C1] yealink 4-1:36.0: unexpected response 0
[  285.389145][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.395267][    C1] yealink 4-1:36.0: unexpected response 0
[  285.405190][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.411112][    C1] yealink 4-1:36.0: unexpected response 0
[  285.420896][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.426881][    C1] yealink 4-1:36.0: unexpected response 0
[  285.436861][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.443110][    C1] yealink 4-1:36.0: unexpected response 0
[  285.453130][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.459126][    C1] yealink 4-1:36.0: unexpected response 0
[  285.469276][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.475471][    C1] yealink 4-1:36.0: unexpected response 0
[  285.485342][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.491513][    C1] yealink 4-1:36.0: unexpected response 0
[  285.501369][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.507341][    C1] yealink 4-1:36.0: unexpected response 0
[  285.517145][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.523089][    C1] yealink 4-1:36.0: unexpected response 0
[  285.532960][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.539140][    C1] yealink 4-1:36.0: unexpected response 0
[  285.549207][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.555137][    C1] yealink 4-1:36.0: unexpected response 0
[  285.564972][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.571080][    C1] yealink 4-1:36.0: unexpected response 0
[  285.580985][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.587009][    C1] yealink 4-1:36.0: unexpected response 0
[  285.596840][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.602830][    C1] yealink 4-1:36.0: unexpected response 0
[  285.612722][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.618615][    C1] yealink 4-1:36.0: unexpected response 0
[  285.628608][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.634522][    C1] yealink 4-1:36.0: unexpected response 0
[  285.644395][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.650397][    C1] yealink 4-1:36.0: unexpected response 0
[  285.660521][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.666399][    C1] yealink 4-1:36.0: unexpected response 0
[  285.676458][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.682540][    C1] yealink 4-1:36.0: unexpected response 0
[  285.693425][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.699492][    C1] yealink 4-1:36.0: unexpected response 0
[  285.709480][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.715381][    C1] yealink 4-1:36.0: unexpected response 0
[  285.725686][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.731883][    C1] yealink 4-1:36.0: unexpected response 0
[  285.742049][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.748081][    C1] yealink 4-1:36.0: unexpected response 0
[  285.757903][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.763908][    C1] yealink 4-1:36.0: unexpected response 0
[  285.773941][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.779882][    C1] yealink 4-1:36.0: unexpected response 0
[  285.789707][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.795621][    C1] yealink 4-1:36.0: unexpected response 0
[  285.805589][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.811584][    C1] yealink 4-1:36.0: unexpected response 0
[  285.821447][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.827551][    C1] yealink 4-1:36.0: unexpected response 0
[  285.837444][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.843344][    C1] yealink 4-1:36.0: unexpected response 0
[  285.853473][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.859415][    C1] yealink 4-1:36.0: unexpected response 0
[  285.869133][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.875148][    C1] yealink 4-1:36.0: unexpected response 0
[  285.885384][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.891508][    C1] yealink 4-1:36.0: unexpected response 0
[  285.901649][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.907632][    C1] yealink 4-1:36.0: unexpected response 0
[  285.917490][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.923431][    C1] yealink 4-1:36.0: unexpected response 0
[  285.933394][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.939439][    C1] yealink 4-1:36.0: unexpected response 0
[  285.949177][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.955217][    C1] yealink 4-1:36.0: unexpected response 0
[  285.965123][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.971126][    C1] yealink 4-1:36.0: unexpected response 0
[  285.980954][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  285.986958][    C1] yealink 4-1:36.0: unexpected response 0
[  285.996734][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.002649][    C1] yealink 4-1:36.0: unexpected response 0
[  286.012506][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.018386][    C1] yealink 4-1:36.0: unexpected response 0
[  286.028293][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.034226][    C1] yealink 4-1:36.0: unexpected response 0
[  286.044549][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.050483][    C1] yealink 4-1:36.0: unexpected response 0
[  286.060355][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.066311][    C1] yealink 4-1:36.0: unexpected response 0
[  286.076203][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.082356][    C1] yealink 4-1:36.0: unexpected response 0
[  286.092224][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.098193][    C1] yealink 4-1:36.0: unexpected response 0
[  286.108099][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.114041][    C1] yealink 4-1:36.0: unexpected response 0
[  286.123969][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.130215][    C1] yealink 4-1:36.0: unexpected response 0
[  286.140163][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.146338][    C1] yealink 4-1:36.0: unexpected response 0
[  286.156608][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.162538][    C1] yealink 4-1:36.0: unexpected response 0
[  286.172883][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.179048][    C1] yealink 4-1:36.0: unexpected response 0
[  286.189201][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.195143][    C1] yealink 4-1:36.0: unexpected response 0
[  286.205168][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.211204][    C1] yealink 4-1:36.0: unexpected response 0
[  286.221168][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.227062][    C1] yealink 4-1:36.0: unexpected response 0
[  286.236939][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.242861][    C1] yealink 4-1:36.0: unexpected response 0
[  286.253009][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.259084][    C1] yealink 4-1:36.0: unexpected response 0
[  286.269021][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.275060][    C1] yealink 4-1:36.0: unexpected response 0
[  286.284988][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.290987][    C1] yealink 4-1:36.0: unexpected response 0
[  286.300900][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.306796][    C1] yealink 4-1:36.0: unexpected response 0
[  286.316703][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.322900][    C1] yealink 4-1:36.0: unexpected response 0
[  286.332912][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.339104][    C1] yealink 4-1:36.0: unexpected response 0
[  286.349126][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.355195][    C1] yealink 4-1:36.0: unexpected response 0
[  286.365202][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.371821][    C1] yealink 4-1:36.0: unexpected response 0
[  286.383003][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.389637][    C1] yealink 4-1:36.0: unexpected response 0
[  286.399646][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.405992][    C1] yealink 4-1:36.0: unexpected response 0
[  286.416118][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.422312][    C1] yealink 4-1:36.0: unexpected response 0
[  286.432390][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.438299][    C1] yealink 4-1:36.0: unexpected response 0
[  286.448563][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.454622][    C1] yealink 4-1:36.0: unexpected response 0
[  286.464413][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.470836][    C1] yealink 4-1:36.0: unexpected response 0
[  286.480783][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.486683][    C1] yealink 4-1:36.0: unexpected response 0
[  286.496468][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.502469][    C1] yealink 4-1:36.0: unexpected response 0
[  286.512438][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.518401][    C1] yealink 4-1:36.0: unexpected response 0
[  286.528289][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.534212][    C1] yealink 4-1:36.0: unexpected response 0
[  286.544247][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.550340][    C1] yealink 4-1:36.0: unexpected response 0
[  286.560397][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.566281][    C1] yealink 4-1:36.0: unexpected response 0
[  286.576473][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.582491][    C1] yealink 4-1:36.0: unexpected response 0
[  286.592719][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.598649][    C1] yealink 4-1:36.0: unexpected response 0
[  286.608593][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.614656][    C1] yealink 4-1:36.0: unexpected response 0
[  286.624498][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.630894][    C1] yealink 4-1:36.0: unexpected response 0
[  286.641015][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.646989][    C1] yealink 4-1:36.0: unexpected response 0
[  286.657759][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.663986][    C1] yealink 4-1:36.0: unexpected response 0
[  286.673999][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.679924][    C1] yealink 4-1:36.0: unexpected response 0
[  286.690624][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.696523][    C1] yealink 4-1:36.0: unexpected response 0
[  286.706615][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.712566][    C1] yealink 4-1:36.0: unexpected response 0
[  286.722364][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.728396][    C1] yealink 4-1:36.0: unexpected response 0
[  286.738577][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.744728][    C1] yealink 4-1:36.0: unexpected response 0
[  286.755291][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.761295][    C1] yealink 4-1:36.0: unexpected response 0
[  286.771174][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.777461][    C1] yealink 4-1:36.0: unexpected response 0
[  286.787370][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.793599][    C1] yealink 4-1:36.0: unexpected response 0
[  286.804146][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.810134][    C1] yealink 4-1:36.0: unexpected response 0
[  286.819936][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.825965][    C1] yealink 4-1:36.0: unexpected response 0
[  286.836160][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.842329][    C1] yealink 4-1:36.0: unexpected response 0
[  286.852227][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.858304][    C1] yealink 4-1:36.0: unexpected response 0
[  286.868137][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.874338][    C1] yealink 4-1:36.0: unexpected response 0
[  286.884489][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.890700][    C1] yealink 4-1:36.0: unexpected response 0
[  286.900525][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.906515][    C1] yealink 4-1:36.0: unexpected response 0
[  286.916683][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.922627][    C1] yealink 4-1:36.0: unexpected response 0
[  286.932422][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.938401][    C1] yealink 4-1:36.0: unexpected response 0
[  286.948602][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.954513][    C1] yealink 4-1:36.0: unexpected response 0
[  286.964302][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.970203][    C1] yealink 4-1:36.0: unexpected response 0
[  286.980012][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  286.986013][    C1] yealink 4-1:36.0: unexpected response 0
[  286.996540][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.002454][    C1] yealink 4-1:36.0: unexpected response 0
[  287.012426][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.018506][    C1] yealink 4-1:36.0: unexpected response 0
[  287.029009][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.034940][    C1] yealink 4-1:36.0: unexpected response 0
[  287.044871][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.050795][    C1] yealink 4-1:36.0: unexpected response 0
[  287.060658][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.066725][    C1] yealink 4-1:36.0: unexpected response 0
[  287.076626][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.082964][    C1] yealink 4-1:36.0: unexpected response 0
[  287.092834][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.098714][    C1] yealink 4-1:36.0: unexpected response 0
[  287.108622][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.115015][    C1] yealink 4-1:36.0: unexpected response 0
[  287.125365][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.131570][    C1] yealink 4-1:36.0: unexpected response 0
[  287.141655][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.155037][    C1] yealink 4-1:36.0: unexpected response 0
[  287.162333][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.168208][    C1] yealink 4-1:36.0: unexpected response 0
[  287.178191][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.184098][    C1] yealink 4-1:36.0: unexpected response 0
[  287.193969][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.199859][    C1] yealink 4-1:36.0: unexpected response 0
[  287.210001][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.216067][    C1] yealink 4-1:36.0: unexpected response 0
[  287.226152][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.232293][    C1] yealink 4-1:36.0: unexpected response 0
[  287.242439][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.248499][    C1] yealink 4-1:36.0: unexpected response 0
[  287.258707][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.264885][    C1] yealink 4-1:36.0: unexpected response 0
[  287.275155][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.281487][    C1] yealink 4-1:36.0: unexpected response 0
[  287.291403][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.297370][    C1] yealink 4-1:36.0: unexpected response 0
[  287.307359][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.313385][    C1] yealink 4-1:36.0: unexpected response 0
[  287.323514][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.329427][    C1] yealink 4-1:36.0: unexpected response 0
[  287.339252][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.345272][    C1] yealink 4-1:36.0: unexpected response 0
[  287.355232][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.361913][    C1] yealink 4-1:36.0: unexpected response 0
[  287.371958][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.377914][    C1] yealink 4-1:36.0: unexpected response 0
[  287.388200][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.394258][    C1] yealink 4-1:36.0: unexpected response 0
[  287.404144][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.410102][    C1] yealink 4-1:36.0: unexpected response 0
[  287.419910][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.425840][    C1] yealink 4-1:36.0: unexpected response 0
[  287.435634][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.441656][    C1] yealink 4-1:36.0: unexpected response 0
[  287.451728][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.457834][    C1] yealink 4-1:36.0: unexpected response 0
[  287.467918][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.473994][    C1] yealink 4-1:36.0: unexpected response 0
[  287.484008][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.489936][    C1] yealink 4-1:36.0: unexpected response 0
[  287.499881][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.506013][    C1] yealink 4-1:36.0: unexpected response 0
[  287.516065][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.521961][    C1] yealink 4-1:36.0: unexpected response 0
[  287.531979][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.537914][    C1] yealink 4-1:36.0: unexpected response 0
[  287.548017][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.553961][    C1] yealink 4-1:36.0: unexpected response 0
[  287.563891][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.569903][    C1] yealink 4-1:36.0: unexpected response 0
[  287.579898][    C1] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  287.585925][    C1] yealink 4-1:36.0: unexpected response 0
[  287.595793][    C1] rcu: INFO: rcu_preempt self-detected stall on CPU
** 1 printk messages dropped **
[  287.596026][    C1] rcu: 	         hardirqs   softirqs   csw/system
[  287.596047][    C1] rcu: 	 number:     6673       7511            0
[  287.596062][    C1] rcu: 	cputime:        0        719        51401   ==> 52490(ms)
[  287.596080][    C1] rcu: 	(t=10500 jiffies g=34705 q=18692 ncpus=2)
** 1 printk messages dropped **
[  287.596144][    C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[  287.596160][    C1] Workqueue: usb_hub_wq hub_event
[  287.596200][    C1] RIP: 0010:console_flush_all+0x9a2/0xc60
[  287.596235][    C1] Code: 00 e8 52 8b 28 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 e0 ab 20 00 48 85 db 0f 85 55 01 00 00 e8 62 b0 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 47 de 7e
[  287.596260][    C1] RSP: 0018:ffffc9000408f198 EFLAGS: 00000293
[  287.596277][    C1] RAX: ffffffff897db138 RBX: 0000000000000000 RCX: ffffffff815d4e50
[  287.596292][    C1] RDX: ffff888112a1d700 RSI: ffffffff815d4e5e RDI: 0000000000000007
[  287.596307][    C1] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
[  287.596321][    C1] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff897db138
[  287.596335][    C1] R13: ffffffff897db0e0 R14: ffffc9000408f228 R15: dffffc0000000000
[  287.596350][    C1] FS:  0000000000000000(0000) GS:ffff888268ffc000(0000) knlGS:0000000000000000
[  287.596371][    C1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
** 1 printk messages dropped **
[  287.596401][    C1] Call Trace:
[  287.596408][    C1]  <TASK>
** 2 printk messages dropped **
[  287.596501][    C1]  console_unlock+0xd8/0x210
[  287.596528][    C1]  ? __pfx_console_unlock+0x10/0x10
** 2 printk messages dropped **
[  287.596613][    C1]  vprintk_emit+0x418/0x6d0
[  287.596643][    C1]  ? __pfx_vprintk_emit+0x10/0x10
** 2 printk messages dropped **
[  287.596766][    C1]  __dev_printk+0xf5/0x270
** 1 printk messages dropped **
[  287.596826][    C1]  ? __pfx__dev_notice+0x10/0x10
** 2 printk messages dropped **
[  287.596913][    C1]  ? __kmalloc_noprof+0x232/0x4d0
[  287.596947][    C1]  ? usb_get_descriptor+0xc6/0x1b0
** 2 printk messages dropped **
[  287.597062][    C1]  ? trace_rpm_return_int+0x196/0x220
[  287.597101][    C1]  ? __pfx_usb_get_configuration+0x10/0x10
** 1 printk messages dropped **
[  287.597171][    C1]  ? mark_held_locks+0x49/0x80
** 1 printk messages dropped **
[  287.597224][    C1]  ? __pfx___mutex_unlock_slowpath+0x10/0x10
** 1 printk messages dropped **
[  287.597285][    C1]  ? __pfx_usb_new_device+0x10/0x10
** 1 printk messages dropped **
[  287.597338][    C1]  hub_event+0x2fce/0x5060
** 2 printk messages dropped **
[  287.597457][    C1]  ? rcu_is_watching+0x12/0xc0
[  287.597494][    C1]  process_one_work+0x9cf/0x1b70
** 2 printk messages dropped **
[  287.597597][    C1]  ? assign_work+0x1a0/0x250
** 1 printk messages dropped **
[  287.597663][    C1]  ? __kthread_parkme+0x19e/0x250
** 1 printk messages dropped **
[  287.597719][    C1]  kthread+0x3c2/0x780
** 1 printk messages dropped **
[  287.597773][    C1]  ? rcu_is_watching+0x12/0xc0
** 4 printk messages dropped **
[  287.597919][    C1]  </TASK>
** 1 printk messages dropped **
[  287.608248][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.608288][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.624870][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.624902][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.640960][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.640988][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.657304][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.657332][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.673190][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.673219][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.689116][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.689145][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.705236][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.705265][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.721154][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.721182][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.737348][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.737378][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.753548][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.753576][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.769374][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.769409][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.785095][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.785137][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.800834][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.800864][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.817099][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.817124][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.834165][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.834197][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.850262][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.850291][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.866580][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.866619][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.883151][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.883183][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.899417][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.899450][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.915255][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.915288][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.931782][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.931816][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.947620][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.947647][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.963515][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.963543][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.979169][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.979195][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  287.995724][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  287.995756][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.011738][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.011768][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.027810][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.027839][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.043986][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.044014][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.059762][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.059789][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.075529][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.075562][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.091391][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.091427][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.107141][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.107163][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.123053][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.123082][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.138977][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.139005][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.156337][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.156365][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.172249][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.172276][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.187916][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.187943][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.203764][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.203793][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.219609][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.219640][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.235689][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.235724][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.251448][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.251478][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.267217][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.267245][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.283588][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.283652][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.299917][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.299942][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.315986][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.316022][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.331910][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.331944][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.348243][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.348269][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.364784][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.364812][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.380580][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.380614][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.396449][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.396475][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.413226][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.413255][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.429420][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.429458][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.445522][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.445561][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.461552][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.461584][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.477609][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.477634][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.493795][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.493823][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.510031][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.510059][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.526028][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.526064][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.542055][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.542089][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.557904][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.557929][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.574063][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.574091][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.590044][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.590071][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.605969][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.606008][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.621918][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.621956][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.637786][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.637811][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.653769][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.653797][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.669591][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.669618][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.685427][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.685467][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.701887][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.701918][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.717987][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.718013][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.733969][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.733996][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.750003][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.750030][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.765841][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.765875][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.781741][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.781773][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.797863][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.797888][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.814094][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.814121][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.829858][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.829885][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.845632][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.845664][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.861519][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.861551][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.877726][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.877754][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.893827][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.893855][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.909654][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.909681][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.925517][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.925554][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.941246][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.941279][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.957155][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.957182][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.972916][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.972944][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  288.989015][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  288.989043][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.005041][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.005072][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.020975][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.021002][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.036797][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.036825][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.052644][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.052672][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.068603][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.068630][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.084630][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.084659][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.100786][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.100815][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.116966][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.116995][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.132999][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.133026][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.149227][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.149264][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.165926][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.165959][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.181914][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.181946][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.197693][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.197727][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.213730][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.213758][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.229545][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.229574][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.246238][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.246287][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.262172][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.262204][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.277934][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.277961][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.294463][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.294492][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.310548][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.310618][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.326458][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.326486][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.342632][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.342660][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.358764][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.358793][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.374702][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.374729][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.391417][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.391445][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.407505][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.407542][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.423652][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.423681][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.439682][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.439710][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.456098][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.456133][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.472452][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.472557][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.488610][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.488635][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.505182][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.505211][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.521185][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.521212][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.536851][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.536878][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.552887][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.552915][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.569216][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.569245][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.585541][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.585572][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.601257][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.601288][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.617264][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.617293][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.633477][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.633510][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.649921][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.649951][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.666710][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.666739][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.683091][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.683120][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.699792][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.699820][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.715948][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.715988][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.732328][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.732361][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.748731][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.748759][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.764919][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.764948][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.781350][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.781377][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.799140][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.799169][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.815503][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.815537][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.832017][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.832046][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.848076][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.848104][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.864427][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.864455][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.880954][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.880983][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.897292][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.897320][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.913996][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.914026][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.930195][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.930223][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.946896][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.946926][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.963304][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.963341][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.979272][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.979313][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  289.995762][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  289.995793][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.011680][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.011713][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.027464][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.027491][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.043405][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.043508][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.059663][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.059691][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.075564][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.075613][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.091957][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.091991][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.107938][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.107967][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.117564][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.117597][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.134901][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.134937][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.151385][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.151419][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.167924][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.167950][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.183806][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.183835][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.199772][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.199798][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.215825][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.215865][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.232002][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.232033][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.248315][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.248341][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.264778][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.264808][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.281110][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.281139][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.297678][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.297707][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.313621][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.313648][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.329831][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.329859][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.345783][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.345820][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.362207][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.362240][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.378441][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.378486][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.395948][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.395978][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.413100][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.413131][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.429544][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.429572][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.446432][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.446474][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.463784][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.463819][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.480339][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.480372][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.496977][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.497003][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.513766][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.513794][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.530101][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.530127][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.545865][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.545905][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.561818][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.561849][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.578302][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.578329][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.594501][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.594529][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.610629][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.610657][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.626562][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.626597][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.642609][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.642638][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.659415][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.659453][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.675816][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.675856][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.692768][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.692801][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.708817][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.708846][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.725582][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.725610][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.741776][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.741803][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.758078][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.758105][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.774054][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.774081][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.790762][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.790791][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.807471][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.807501][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.823961][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.823989][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.840225][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.840252][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.856490][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.856518][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.872711][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.872743][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.888723][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.888753][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.905291][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.905320][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.921197][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.921225][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.937139][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.937167][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.953227][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.953254][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.968920][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.968949][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  290.984863][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  290.984891][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.000880][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.000908][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.017194][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.017223][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.033227][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.033256][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.049262][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.049302][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.065792][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.065826][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.081709][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.081741][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.097532][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.097565][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.113799][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.113827][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.129754][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.129782][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.145801][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.145840][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.162824][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.162863][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.178981][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.179009][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.194777][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.194807][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.210730][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.210771][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.227025][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.227053][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.243035][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.243064][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.259703][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.259731][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.275643][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.275683][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.291543][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.291575][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.307841][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.307868][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.324374][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.324402][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.340681][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.340709][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.356858][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.356888][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.373221][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.373249][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.390667][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.390701][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.408524][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.408553][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.425117][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.425145][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.442373][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.442402][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.459868][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.459897][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.476869][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.476900][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.493605][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.493636][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.509666][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.509693][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.525553][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.525592][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.541668][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.541701][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.557634][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.557659][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.573702][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.573730][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.589810][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.589837][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.605649][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.605681][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.621629][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.621663][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.638401][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.638430][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.655054][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.655084][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.671668][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.671696][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.688022][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.688051][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.704513][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.704543][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.721173][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.721202][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.737521][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.737551][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.753536][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.753564][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.769896][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.769925][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.785903][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.785943][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.802602][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.802636][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.818414][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.818438][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.835240][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.835269][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.851864][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.851895][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.867569][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.867598][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.883527][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.883555][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.900424][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.900452][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.916686][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.916714][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.932907][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.932935][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.948978][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.949006][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.965406][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.965434][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.981403][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.981431][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  291.997426][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  291.997454][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.013327][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.013357][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.029481][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.029509][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.045927][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.045967][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.062657][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.062689][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.078688][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.078713][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.095475][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.095503][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.112230][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.112259][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.128272][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.128301][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.144491][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.144523][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.161974][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.162003][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.178084][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.178112][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.194275][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.194303][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.210523][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.210552][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.226661][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.226688][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.242951][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.242978][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.259427][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.259463][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.275604][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.275642][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.292152][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.292324][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.308568][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.308597][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.325073][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.325100][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.341659][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.341688][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.357987][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.358015][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.374205][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.374234][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.390289][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.390317][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.406260][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.406302][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.422864][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.422898][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.439512][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.439544][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.455820][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.455853][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.472321][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.472354][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.488705][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.488733][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.504769][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.504800][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.520999][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.521028][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.537005][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.537032][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.552918][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.552947][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.569047][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.569074][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.585566][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.585592][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.601378][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.601406][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.617346][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.617372][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.633318][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.633344][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.649663][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.649689][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.666489][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.666523][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.683007][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.683035][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.699481][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.699509][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.715774][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.715813][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.731848][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.731879][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.748250][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.748280][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.764671][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.764699][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.781098][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.781127][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.797731][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.797760][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.813636][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.813663][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.829534][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.829563][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.845582][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.845613][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.861920][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.861954][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.878790][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.878816][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.894795][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.894824][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.911440][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.911468][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.927586][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.927613][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.943719][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.943747][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.959771][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.959800][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.975512][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.975550][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  292.991666][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  292.991697][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.007584][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.007609][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.023903][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.023929][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.039955][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.039984][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.055956][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.055992][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.071859][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.071890][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.087731][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.087757][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.103773][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.103801][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.119894][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.119925][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.135910][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.135950][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.153743][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.153777][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.170493][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.170526][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.187175][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.187227][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.203230][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.203258][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.219727][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.219755][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.236176][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.236223][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.256812][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.256851][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.273023][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.273052][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.289295][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.289330][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.305313][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.305346][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.321725][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.321779][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.338826][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.338854][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.356411][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.356441][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.373870][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.373900][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.390391][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.390420][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.408064][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.408094][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.425443][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.425472][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.443400][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.443430][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.464896][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.464926][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.481893][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.481922][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.498787][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.498815][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.515469][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.515498][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.531673][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.531702][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.547755][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.547782][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.564630][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.564658][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.580693][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.580721][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.596927][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.596957][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.613466][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.613497][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.629580][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.629608][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.645902][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.645939][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.662480][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.662512][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.678982][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.679008][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.695426][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.695455][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.711909][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.711937][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.728801][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.728831][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.746430][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.746460][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.762435][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.762464][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.778860][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.778888][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.794915][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.794944][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.811243][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.811273][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.828432][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.828461][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.845379][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.845409][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.862637][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.862665][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.879523][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.879552][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.896081][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.896124][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.913373][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.913407][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.930298][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.930331][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.947225][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.947254][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.963650][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.963679][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.980908][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.980937][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  293.997547][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  293.997576][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.013951][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.013981][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.030330][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.030357][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.046698][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.046727][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.063016][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.063046][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.081453][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.081481][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.098593][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.098623][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.115116][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.115144][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.131731][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.131767][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.149635][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.149675][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.171165][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.171193][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.189602][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.189632][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.206190][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.206230][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.222534][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.222567][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.238732][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.238759][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.255223][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.255251][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.271787][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.271817][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.287740][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.287769][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.303838][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.303867][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.313148][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.313181][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.329152][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.329180][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.345289][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.345318][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.361418][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.361447][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.377389][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.377418][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.393558][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.393587][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.409740][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.409768][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.425454][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.425494][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.441651][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.441682][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.458051][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.458078][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.474013][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.474041][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.490163][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.490191][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.505938][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.506104][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.522210][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.522241][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.540708][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.540739][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.556482][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.556509][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.572483][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.572511][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.588136][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.588164][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.603833][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.603861][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.619792][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.619819][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.635778][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.635815][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.652520][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.652557][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.668679][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.668708][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.684662][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.684691][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.701017][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.701045][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.717017][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.717045][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.733271][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.733298][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.748969][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.748996][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.765227][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.765256][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.781115][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.781142][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.797115][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.797143][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.813464][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.813491][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.829404][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.829431][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.845293][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.845328][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.861502][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.861532][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.877399][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.877426][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.893443][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.893472][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.909642][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.909671][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.925518][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.925554][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.941349][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.941379][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.957167][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.957196][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.973255][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.973284][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  294.989372][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  294.989409][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.005546][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.005581][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.021755][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.021786][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.037868][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.037976][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.053895][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.053923][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.069758][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.069787][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.085562][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.085600][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.101424][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.101457][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.117563][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.117592][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.133605][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.133633][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.151268][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.151297][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.167396][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.167424][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.183884][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.183913][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.199804][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.199831][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.215735][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.215769][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.232007][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.232038][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.247984][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.248012][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.264227][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.264255][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.280145][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.280172][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.296129][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.296168][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.312195][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.312233][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.328905][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.328940][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.345203][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.345231][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.361280][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.361308][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.377306][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.377338][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.394189][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.394218][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.410568][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.410597][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.426739][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.426768][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.443516][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.443545][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.460500][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.460527][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.476801][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.476832][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.492857][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.492886][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.508996][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.509025][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.524991][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.525021][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.541511][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.541538][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.557318][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.557345][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.573383][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.573410][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.589166][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.589194][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.605250][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.605281][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.621029][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.621059][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.636903][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.636932][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.652664][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.652691][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.668403][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.668430][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.684539][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.684566][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.700950][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.700979][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.716964][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.716992][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.733107][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.733135][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.749600][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.749628][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.765342][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.765379][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.781259][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.781289][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.796959][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.796984][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.812679][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.812708][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.828615][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.828642][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.845306][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.845333][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.861191][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.861219][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.877277][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.877302][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.893386][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.893413][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.909409][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.909436][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.925307][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.925346][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.941594][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.941628][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.957456][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.957484][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.973331][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.973360][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  295.989275][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  295.989310][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.005190][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.005219][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.021052][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.021083][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.037214][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.037241][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.053225][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.053252][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.069001][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.069029][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.085342][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.085370][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.101441][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.101468][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.117549][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.117576][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.134020][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.134046][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.150352][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.150381][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.166560][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.166588][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.182306][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.182334][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.198356][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.198383][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.214538][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.214567][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.230511][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.230540][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.246265][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.246292][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.262066][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.262094][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.277881][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.277909][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.293699][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.293728][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.309554][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.309581][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.325799][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.325835][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.342139][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.342170][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.358382][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.358408][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.374841][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.374868][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.391077][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.391106][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.407378][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.407407][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.423946][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.423975][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.439865][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.439900][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.455987][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.456026][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.471959][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.471996][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.487976][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.488004][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.504120][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.504148][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.520207][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.520236][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.536052][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.536083][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.551807][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.551840][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.567552][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.567578][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.583418][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.583446][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.599081][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.599109][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.614798][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.614827][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.630818][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.630846][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.646631][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.646658][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.662895][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.662924][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.679430][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.679458][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.695607][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.695646][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.712252][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.712284][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.728108][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.728132][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.744709][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.744736][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.760565][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.760592][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.776499][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.776527][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.792332][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.792359][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.808125][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.808155][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.824927][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.824955][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.840797][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.840825][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.856808][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.856835][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.872952][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.872981][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.888990][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.889018][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.905177][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.905205][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.920996][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.921025][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.936801][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.936829][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.953101][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.953129][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.968923][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.968950][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  296.985020][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  296.985049][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.000882][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.000909][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.016535][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.016562][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.032414][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.032441][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.048222][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.048248][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.064307][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.064334][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.080325][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.080354][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.096279][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.096310][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.112276][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.112305][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.129251][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.129290][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.145668][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.145810][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.161805][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.161835][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.177653][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.177678][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.193822][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.193853][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.209849][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.209878][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.226007][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.226046][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.242056][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.242089][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.257993][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.258019][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.273939][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.273969][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.289955][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.289982][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.305932][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.305970][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  297.321968][    C1] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  297.321999][    C1] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **