36.0: unexpected response 0
** 1 printk messages dropped **
[  229.247865][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.247894][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.266354][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.266384][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.286238][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.286289][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.304750][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.304779][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.321561][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.321590][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.338708][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.338736][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.355475][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.355503][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.371411][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.371441][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.387471][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 2 printk messages dropped **
[  229.403839][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.403867][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.420196][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.420233][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.437238][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.437268][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.455460][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.455496][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.472175][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.472206][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.489518][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.489549][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.507119][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.507148][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.524936][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.524966][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.541482][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.541512][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.558683][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.558714][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.576124][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.576153][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.592611][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.592640][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.609541][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.609571][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.626245][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  229.626275][    C0] yealink 4-1:36.0: unexpected response 0
** 1 printk messages dropped **
[  229.642950][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 59 printk messages dropped **
[  229.987512][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  229.999045][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.005289][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.015366][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.021745][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.033480][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.039610][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.049823][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.056499][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.066891][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.073678][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.083758][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.089902][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.100452][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.106534][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.117178][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.123717][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.134746][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.141368][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.152365][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.158613][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.169998][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.176411][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.186554][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.192519][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.202902][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.209410][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.219544][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.225772][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.236049][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.242122][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 2 printk messages dropped **
[  230.258453][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.268658][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.276044][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.287398][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.293907][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.304679][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.310672][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.321413][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.327647][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.338096][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.344251][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.354601][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.360906][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.371200][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.377873][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.388371][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.394365][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.404518][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.410880][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.421179][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.427399][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.437718][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.444059][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.454389][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.460688][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.471329][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.478029][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.488724][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.494995][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.505644][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.511897][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.522350][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.528674][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.539088][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.545038][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.555493][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.561540][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.571811][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.577692][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.588138][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.594377][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.604828][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.610793][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.620876][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.626907][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.637427][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.643747][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.653819][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.660041][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.669890][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.676267][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.687383][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.693625][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.704088][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.710203][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.720504][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.726592][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.736873][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.743252][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.754101][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.760967][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.771861][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.778871][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.789446][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.795559][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.805976][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.815460][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.827595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.833672][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.844260][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.850386][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.860823][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.867134][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.878082][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.884278][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.894850][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.901104][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.911825][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.917901][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.928744][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.935498][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.946001][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.952510][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.963205][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.969610][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.980800][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  230.987431][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  230.998050][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.004690][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.014672][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.020820][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.031491][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.037956][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.048696][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.054802][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.064767][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.070942][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.082462][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.088619][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.099035][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.105420][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.116228][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.122478][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.132887][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.138941][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.149679][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.156166][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.166932][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.174866][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.188014][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.194898][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.207047][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.214120][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.227675][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.234038][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.248376][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.256300][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.270601][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.279935][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.294475][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.302664][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.316117][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.322317][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.332490][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.338775][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.349410][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.355397][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.365532][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.371783][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.382213][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.388305][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.398394][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.404426][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.414548][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.420637][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.431009][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.437463][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.448545][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.455041][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.465947][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.472020][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.483229][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.489927][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.500763][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.507203][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.518199][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.524780][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.536465][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.542548][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.552924][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.559275][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.569607][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.575681][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.586167][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.592462][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.602868][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.609033][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.619303][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.625310][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.635707][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.641883][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.652353][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.659157][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.670049][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.676555][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.687514][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.694172][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.704867][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.711165][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.722025][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.728323][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.738809][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.745312][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.757803][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.764182][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.774893][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.781299][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.791733][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.798242][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.808956][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.815377][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.826070][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.832568][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.842656][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.848616][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.859349][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.865404][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.876035][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.882345][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 2 printk messages dropped **
[  231.899159][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.911713][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.918177][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.928566][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.934720][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.945206][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.951575][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.962595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.968887][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.979854][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  231.987449][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  231.998737][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.005863][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.015825][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.022872][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.034321][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.040803][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.051362][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.057511][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.068136][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.074629][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.086265][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.093303][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.104509][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.110866][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.121343][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.127579][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.137904][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.144331][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.154581][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.161629][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.174535][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.183763][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.194377][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.201265][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.212011][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.218608][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.229510][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.235807][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.247160][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.253389][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.264553][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.271339][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.284652][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.292496][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.303655][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.310197][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.320946][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.327267][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.337792][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.344321][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.354937][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.361304][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.371866][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.378032][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.388638][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.394872][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.405144][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.411950][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.412177][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.421560][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.431873][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.437791][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.448399][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.454461][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.464899][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.470997][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.481684][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.489805][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.501238][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.507420][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.518539][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.524696][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.535536][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.541892][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.552333][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.558682][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.568739][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.574819][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.585730][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.593140][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.605140][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.611530][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.621798][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.627850][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.628148][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.638508][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.648595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.654448][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.664711][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.670863][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.680910][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.687217][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.697791][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.704170][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.714328][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.720556][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.731272][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.737505][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.748432][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.754819][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.766016][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.772724][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.783370][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.789465][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.799774][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.806088][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.816639][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.822970][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.834169][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.840142][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.850459][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.856609][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.867041][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.873145][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.883408][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.889688][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.899808][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.905688][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.916323][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.923273][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.933920][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.940676][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.951164][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.957427][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.967777][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.974657][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  232.987163][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  232.994614][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.006455][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.012430][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.023448][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.030112][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.040437][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.047081][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.057762][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.063665][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.074280][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.080401][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.091175][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.098006][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.108274][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.114672][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.125858][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.126093][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.132581][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.143870][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.155371][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.164764][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.178149][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.185410][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.197260][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.204702][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.218561][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.227459][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.239660][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.246288][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.258818][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.267558][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.280634][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.288806][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.300248][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.307120][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.318007][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.325016][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.336198][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.342302][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.354235][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.360537][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.371333][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.377886][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.388336][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.395062][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.405702][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.411844][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.422474][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.428632][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.438640][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.444824][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.455311][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.461495][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.473202][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.480604][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.490977][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.497594][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.508821][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.515170][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.526015][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.532077][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.542635][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.548784][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.559061][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.565110][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.576472][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.583040][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.593848][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.599838][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.610199][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.616393][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.626710][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.633002][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.643364][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.649565][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.659764][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.666234][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.677201][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.683257][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.693606][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.699719][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.709911][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.716066][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.726587][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.732940][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.743766][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.750182][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.761051][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.768203][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.778702][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.785559][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 2 printk messages dropped **
[  233.802966][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.813508][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.819493][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.829585][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.835768][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.846085][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.852519][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.862699][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.868660][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.879155][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.885120][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.895380][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.901699][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.912645][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.919123][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.930690][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.936826][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.948671][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.955636][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.968010][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.975677][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  233.987046][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  233.994090][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.005406][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.011763][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.012007][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.023204][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.034101][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.040276][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.051417][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.057542][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.068096][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.074198][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.086159][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.092602][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.102745][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.109187][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.119724][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.126370][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.137267][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.143977][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.154696][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.161086][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.171398][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.178156][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.188629][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.195321][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.206036][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.212584][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.223149][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.229396][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.240349][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.246728][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.258938][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.265728][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.278150][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.286647][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.298247][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.304764][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.315800][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.322341][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.333361][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.339998][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.351140][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.358075][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.368759][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.374983][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.385484][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.391568][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.403368][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.410310][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.420662][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.428174][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.440491][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.446984][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.457464][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.463743][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.475283][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.483098][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.493900][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.501000][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.516815][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.524223][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.536070][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.542938][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.554992][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.562202][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.574304][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.582012][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.594422][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.601237][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.612137][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  234.628207][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.634366][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.645142][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.651137][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.662202][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.668501][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.678715][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.685079][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.695611][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.702752][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.713330][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.719805][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.731107][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.737254][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.747871][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.754770][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.766779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.773543][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.784593][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.790927][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.802963][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.809455][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.821936][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.828186][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.839651][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.846920][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.861427][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.867772][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.879710][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.886104][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.896700][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.903592][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.914480][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.921170][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.932102][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.939167][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.951488][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.958459][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.970365][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  234.978415][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  234.992470][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.000663][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.011978][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.019174][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.031338][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.038400][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.051676][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.058997][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.071048][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.077654][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.091065][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.098198][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.112013][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.121953][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.135303][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.144414][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.157299][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.165988][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.183279][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.192250][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.206762][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.216749][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.230033][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.239961][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.253175][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.262277][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.276988][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.285164][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.297855][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.305995][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.317537][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.324339][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.334596][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.340935][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.351634][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.358179][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.368411][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.374274][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.385439][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.391756][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.402131][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.408806][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.419897][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.426054][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.436896][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.443101][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.453832][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  235.471065][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.477903][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.488401][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.494952][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.505929][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.512223][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.522665][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.529279][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.539489][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.545728][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.558351][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.567194][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.580087][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.587851][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.601511][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.608756][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.620310][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.626878][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.637842][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.644283][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.654754][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.661257][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.672602][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.679360][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.690357][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.697995][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.710087][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.720074][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.732989][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.739535][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.755430][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.765508][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.780673][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.789704][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.802660][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.809308][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.820533][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.827495][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.827904][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.837538][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.847954][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.854971][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.865283][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.871454][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.882345][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.889057][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.899913][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.907095][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.917859][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.925091][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.936579][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.936835][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.943107][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.953413][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.966450][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.975637][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  235.988898][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  235.998190][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.011077][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.018479][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.032493][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.040241][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.051548][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.058653][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.071921][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.078517][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.089931][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.096880][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.108442][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.115604][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.126309][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.132882][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.143593][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.150824][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.163404][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.170959][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.184824][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.191289][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.206380][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.214758][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.229674][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.239526][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.253577][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.262964][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.280975][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.290789][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.291031][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.305995][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.320530][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.329416][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.343147][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.351023][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.363470][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.371937][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.383259][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.389432][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.399524][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.405621][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.417993][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.425520][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.437804][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.448135][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.459179][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.465328][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.477935][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.487020][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.498682][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.505347][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.520481][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.527377][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.538280][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.544431][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.555772][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.563327][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.574113][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.580627][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.591353][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.598098][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.609195][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.615917][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.626191][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.632250][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.642834][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.648951][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.660274][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.667674][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.681114][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.688831][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.701325][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.708104][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.718415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.724491][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.735999][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.742322][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.752687][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.759344][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.772635][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.780846][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.792373][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.799370][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.810959][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.817880][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.830180][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.837634][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.849542][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.856656][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.867564][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.873972][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.884972][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.892831][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.903058][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.909435][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.921234][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.927830][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.928086][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.939688][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.952408][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.958605][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.969581][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.975746][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  236.986742][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  236.993448][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.004807][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.012207][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.024644][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.031463][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.041812][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.048441][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.059282][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.066943][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.078639][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.084959][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.095436][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.102437][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.113404][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.120967][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.133044][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.139150][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.151530][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.157653][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.168599][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.175536][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.187271][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.194321][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.205608][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.212854][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.224568][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.232044][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.243929][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.250186][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.261112][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.267248][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.278022][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.284885][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.296115][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.302565][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.314111][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.320163][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.330354][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.336318][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.336621][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.347158][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 2 printk messages dropped **
[  237.364229][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.374538][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.380732][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.391291][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.397320][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.407609][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.414081][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.424190][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.430688][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.441024][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.447748][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.458573][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.464623][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.475212][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.481683][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.492266][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.498435][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.509022][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.515075][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.525568][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.531735][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.542130][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.548174][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.558169][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.564175][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.574460][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.580658][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.590812][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.596778][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.606903][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.612893][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.622955][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.629276][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.639379][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.645488][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.655361][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.661420][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.671463][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.677466][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.687330][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.693748][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.703755][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.710425][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.720779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.727719][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.737948][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.744133][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.754355][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.760341][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.770475][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.776787][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.787385][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.793696][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.805046][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.811007][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.821110][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.827219][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.837224][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.843408][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.853938][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.860296][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.870577][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.876499][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.886340][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.892321][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.903044][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.909118][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.919564][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.926172][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.936652][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.942917][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.953197][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.959304][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.969554][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.975798][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  237.986617][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  237.993552][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.004610][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.010832][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.021260][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.027810][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.038212][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.045089][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.055278][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.061335][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.071254][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.077115][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.087440][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.087677][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.098669][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.104906][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.115009][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.121552][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.131905][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.137869][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.148188][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.154472][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.164760][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.170988][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.181065][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.187294][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.197859][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.203916][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.214052][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.220594][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.231527][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.238279][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.250362][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.256680][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.270190][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.276521][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.286939][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.293190][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.303478][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.309547][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.319903][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.326113][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.336003][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.341936][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.351764][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.357711][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.367669][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.373768][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.384790][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.390965][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.401243][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.407237][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.417303][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.423269][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.433650][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.439879][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.450280][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.456611][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.466965][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.473876][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.485478][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.491972][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.502124][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.508292][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.518806][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.525192][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.535217][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.541103][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.551401][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.557913][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.568401][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.574701][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.584717][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.590878][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.601088][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.607053][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.617242][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.623311][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.633890][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.640211][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.650595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.657073][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.667649][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.674355][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.674598][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.684934][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.694950][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.701086][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.711093][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.717474][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.727864][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.734142][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.744800][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.751131][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.761861][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.767990][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.779180][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.785697][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.795869][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.802660][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.813132][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.819319][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.829962][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.836244][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.846705][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.853034][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.863346][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.869651][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.880123][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.886346][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.896502][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.902491][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.912677][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.918726][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.928807][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.934801][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.945634][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.952277][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.963249][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.969621][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.980294][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  238.987989][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  238.999631][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.006015][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.016579][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.022775][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.033178][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.039394][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.049433][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.055474][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.066112][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.072350][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.082367][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.088386][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.098913][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.105732][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.116441][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.122730][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.134096][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.141259][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.152521][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.159288][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.171193][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.178339][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.194966][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.203038][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.215376][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.222965][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.240960][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.249815][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.262809][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.269887][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.281324][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.287947][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.298795][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.305933][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.317624][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.324058][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.334707][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.340905][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.351482][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.357781][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.368036][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.374015][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.384318][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.390658][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.402092][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.408479][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.419287][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.425340][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.435728][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.441752][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.451833][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.458379][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.468568][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.474504][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.484782][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.492122][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.502509][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.508530][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.519153][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.525292][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.535825][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.541734][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.553279][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.560807][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.571618][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.578105][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.588535][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.594757][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.605131][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.611385][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.621895][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.628153][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.638862][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.645535][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.655626][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.661882][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.672376][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.680181][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.692148][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.698567][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.708950][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.717078][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.733238][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.741255][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.753750][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.761441][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.773386][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.780074][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.790925][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.798213][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.808822][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.814891][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.825934][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.832192][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.842529][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.848612][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.858954][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.864801][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.875336][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.881900][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.892844][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.899021][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.910707][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.917171][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.927591][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.934648][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.945780][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.952133][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.963702][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.970821][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  239.982133][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  239.988893][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.001079][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.008120][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.019292][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.025614][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.036935][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.043535][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.054310][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.060937][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.071663][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.077692][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.088602][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.094995][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.105744][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.112417][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.123107][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.129176][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.139443][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.145599][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.155956][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.162234][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.172722][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.180543][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.191502][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.197625][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.208959][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.215881][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.226211][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.232197][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.242592][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.248831][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.260806][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.267335][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.278184][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.285253][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.296687][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.303039][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.313980][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.320487][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.331789][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.338824][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.349127][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.355350][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.365801][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.371883][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.382267][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.388687][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.399498][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.405828][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.416635][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.423459][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.433766][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.439910][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.450603][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.456679][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.467811][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.473953][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.485059][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.491513][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.502494][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.508627][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.519521][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.525850][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.536079][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.542132][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.552779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.559022][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.569010][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.575713][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.586013][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.592193][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.602390][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.608372][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.619111][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.625196][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.635926][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.641913][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.652212][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.659198][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.669254][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.675101][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.685193][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.691300][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.701431][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.707390][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.718080][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.724225][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.734288][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.740755][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.750964][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.757626][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.768159][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.774192][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.784188][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.791041][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.801556][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.807857][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.818473][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.825679][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.836065][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.842427][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.852909][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.859089][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.870999][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.877331][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.888226][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.894650][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.905579][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.911552][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.922025][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.928656][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.940319][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.946816][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.958137][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.964287][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.975504][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  240.982213][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  240.993814][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.000747][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.013427][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.014157][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.021310][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.031695][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.042252][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.048638][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.059632][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.066392][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.077188][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.083301][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.093684][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.099838][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.110937][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.116992][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.127313][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.133347][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.143697][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.149837][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.160721][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.166674][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.178106][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.184289][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.194814][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.201077][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.212081][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.218377][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.230325][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.236924][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.247219][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.253907][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.265449][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.272449][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.284337][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.290931][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.301481][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.307837][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.308084][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.318387][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.329219][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.335461][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.345785][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.352505][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.362848][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.369373][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.379403][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.385810][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.395933][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.401951][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.412869][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.420779][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.431239][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.437386][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.447774][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.453731][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.464171][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.470120][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.481086][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.487318][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.497506][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.503765][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.513970][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.520286][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.531743][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.537871][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.548771][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.554889][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.564877][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.570892][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.581576][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.587423][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.597535][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.603627][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.613784][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.619831][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.629747][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.635707][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.645972][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.652159][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.662698][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.668839][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.680248][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.686744][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.698120][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.704362][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.714646][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.721051][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.731465][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.737724][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.748205][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.754183][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.764935][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.771192][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.781910][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.788145][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.799287][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.805520][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.815933][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.821981][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.832637][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.838730][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.849016][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.855156][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.865520][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.872082][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.882819][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.889132][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.899735][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.906032][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.916323][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.923027][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.933084][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.939061][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.949380][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.956551][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.966828][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  241.973215][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  241.983718][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  242.001104][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.007286][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.017382][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.023765][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.034217][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.040276][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.050383][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.056480][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.067075][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.073689][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.084058][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.090665][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.101023][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.108434][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.118520][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.125267][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.135748][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.141918][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.152455][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.158436][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.168572][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.175674][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.186955][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.193050][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.203507][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.209571][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.220111][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.226981][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.237596][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.245180][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.257835][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.266845][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.279853][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.287865][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.288312][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.301596][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.314674][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.322590][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.335608][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.342345][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.353596][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.360744][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.371259][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.377617][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.387697][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.393811][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.404312][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.410599][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.421024][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.421272][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.427183][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.436352][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.446628][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.452747][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.463253][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.469321][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.479842][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.486138][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.496886][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.502805][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.512917][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.519070][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.529346][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.535220][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.545457][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.551623][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 2 printk messages dropped **
[  242.569291][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.580057][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.586257][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.596488][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.602513][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.612787][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.618753][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.628751][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.634696][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.645518][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.651507][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.661847][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.667806][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.678641][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.684498][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.695284][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.701375][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.711948][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.718207][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.729524][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.735472][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.746105][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.752800][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.764454][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.773538][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.784292][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.791073][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.802463][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.808996][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.819188][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.825496][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.836638][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.843043][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.853297][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.859715][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.870317][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.876647][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.887378][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.893569][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.904786][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.911213][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.921242][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.927375][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.938501][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.944380][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.954399][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.960758][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.971364][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.978565][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  242.989718][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  242.997186][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.008211][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.014997][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.025697][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.033151][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.043812][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.050207][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.060284][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.066503][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.076730][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.082903][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.093173][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.099528][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.110520][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.116514][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.126440][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.132809][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.143346][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.149407][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.159413][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.165328][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.175689][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.181832][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.192480][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.199167][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.209621][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.215760][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.226048][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.232465][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.242683][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.248778][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.259074][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.265352][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.275548][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.281734][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.292201][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.298283][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.308773][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.315039][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.325351][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.331517][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.341505][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.347546][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.357547][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.363931][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.374233][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.380639][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.391283][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.397645][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.407715][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.414293][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.424586][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.430800][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.440834][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.447419][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.457738][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.464284][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.476354][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.482712][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.492768][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.499384][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.509655][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.515794][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.526379][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.532505][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.542640][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.548700][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.558811][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.565175][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.576619][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.582685][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.592612][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.599137][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.610298][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.616522][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.626904][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.633064][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.643835][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.650435][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.660715][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.667033][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.678469][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.685391][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.697232][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.703798][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.713845][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.719739][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.730114][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.736165][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.746351][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.752975][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.763773][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.770139][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.781508][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.788917][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.799352][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.805856][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.816338][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.822662][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.833844][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.840472][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.850783][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.857911][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.870909][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.879028][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.889750][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.896350][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.907239][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.913884][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.924371][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.932658][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.944268][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.951976][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.963415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.971483][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  243.984003][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  243.992256][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.004586][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.011161][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.022400][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.029303][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.040293][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.046611][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.057400][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.064297][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.075173][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.081446][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.092586][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.099833][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.111180][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.117503][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.128026][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.134472][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.145479][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.152187][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.162879][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.169211][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.179450][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.185511][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.196494][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.203330][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.215290][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.222769][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.233375][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.239751][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.250533][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.256881][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.267669][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.274847][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.286015][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.292920][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.303801][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.309895][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.320289][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.326458][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.336779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.342782][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.353241][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.359702][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  244.359733][    C0] yealink 4-1:36.0: unexpected response 0
[  244.370332][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.376377][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.386695][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.392828][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.403441][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.410198][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.420308][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.426681][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.437067][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.443177][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.453975][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.460110][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.470586][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.477019][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.487811][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.494141][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.505013][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.511297][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.521359][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.527855][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.538245][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.544503][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.554880][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.561103][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.571424][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.577621][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.587883][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.594377][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.604791][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.610988][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.621098][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.627505][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.638132][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.644118][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.654288][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.660390][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.670496][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.676824][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.686966][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.693047][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.703736][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.710237][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.721116][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.728446][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.739024][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.747226][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.760154][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.766922][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.778062][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.784554][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.795371][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.802810][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.813760][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  244.831159][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.837456][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.848494][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.854813][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.865638][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.872372][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.883252][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.890003][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.902265][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.909313][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.921842][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.930532][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.943415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.951148][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.962751][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.969468][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  244.982637][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  244.989508][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.002097][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.008273][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.018649][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.025589][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.040780][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.047291][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.058258][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.064781][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.075542][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.082331][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.095535][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.101666][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.112720][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.119720][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.130381][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.145689][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.153015][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.160004][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.175893][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.183487][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.195902][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.202769][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.216392][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.223242][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.234875][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.241373][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.252172][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.259727][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.270042][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.277465][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.289802][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.290339][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.299326][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.311774][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.322496][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.328691][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.338904][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.345136][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.355382][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.361486][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.371725][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.377715][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.387855][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.394156][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.405410][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.411522][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.421761][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.427818][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.439022][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.445064][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.455494][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.462551][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.473095][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.479387][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.490215][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.496620][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.506920][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.513454][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.523696][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  245.540491][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.546752][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.559800][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.566668][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.578573][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.585009][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.596190][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.602325][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.612780][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.618683][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.628793][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.635199][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.645842][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.652033][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.663198][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.669738][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.680595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.687268][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.698598][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.704598][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.715838][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.722233][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.733787][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.740505][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.751805][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.758957][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.773037][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.780235][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.791422][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.798536][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.809137][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.815129][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.825653][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.831759][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.842452][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.848409][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.860037][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.866316][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.876606][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.883147][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.895153][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.901803][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.913174][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.919767][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.930264][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.936499][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.947199][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.953543][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.964404][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.971509][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  245.983026][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  245.990546][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.004207][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.010948][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.022579][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.029183][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.039406][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.045396][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.056402][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.063117][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.073804][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.079801][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.090741][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.097068][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.107997][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.114407][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.126571][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.132981][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.143427][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.149677][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.160456][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.166752][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.178267][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.184329][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.194534][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.200616][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.211310][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.217632][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.228203][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.235507][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.246659][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.254378][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.265588][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.272506][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.283417][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  246.302757][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.309389][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.320165][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.326166][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.336447][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.342480][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.353010][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.358908][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.369293][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.375550][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.385782][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.391928][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.403152][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.409289][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.419344][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.426279][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.437417][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.443778][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.454599][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.461186][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.471663][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.477882][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.489140][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.495473][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.506559][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.512936][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.523821][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.529740][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.539685][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.545922][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.556507][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.563241][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.574401][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.580585][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.591121][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.597352][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.607386][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.613794][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.624015][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.630339][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.640801][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.647131][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.657949][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.664225][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.674683][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.680828][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.691613][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.698321][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.708882][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.715216][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.725636][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.731631][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.741882][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.748587][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.759233][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.765319][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.776093][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.782583][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.793160][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.799355][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.809492][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.815480][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.825701][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.831758][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.841712][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.848190][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.858526][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.864773][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.875617][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.882029][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.892521][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.898837][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.908972][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.915145][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.925787][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.932757][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.943378][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.949589][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.960076][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.966231][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.976571][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  246.982801][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  246.994379][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.001248][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.011360][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.017777][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.027876][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.034171][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.044413][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.051236][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.061538][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.067520][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.077822][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.091562][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.099633][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.105776][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.116437][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.122643][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.133334][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.139442][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.150190][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.156434][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.166867][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.173463][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.184385][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.190777][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.201263][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.207508][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.218482][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.224594][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.237272][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.244271][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.256473][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.263371][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.274723][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.281308][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.292505][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.299244][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.311436][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.318342][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.329141][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.335485][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.346191][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.352492][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.362968][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.369086][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.379815][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.385952][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.396471][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.403158][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.413585][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.419639][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.430029][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.437092][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.448239][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.454645][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.466139][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.472370][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.484202][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.491418][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.502966][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.509558][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.519826][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.525735][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.536069][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.542159][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.552722][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.558725][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.569308][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.576006][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.586085][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.592505][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.603339][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.609435][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.620125][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.626046][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.636546][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.643116][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.653167][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.659229][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.669620][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.675695][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.685746][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.691720][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.701753][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.707820][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.718217][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.724465][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.735511][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.741654][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.752258][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.758351][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.771257][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  247.791043][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.797215][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
[  247.797264][    C0] yealink 4-1:36.0: unexpected response 0
[  247.807986][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.814062][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.825081][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.832079][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.842321][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.848593][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.859062][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.865046][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.875643][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.881719][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.892368][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.899132][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.909557][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.915729][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.927189][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.933305][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.943613][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.950069][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.960112][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.966434][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.977880][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  247.984511][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  247.995492][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.001797][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.012641][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.019107][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.029798][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.035870][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.046452][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.052810][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.063320][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.070127][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.080800][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.087577][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.099253][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.105814][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.116770][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.124013][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.136473][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.143266][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.154833][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.161205][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.171746][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.178286][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.189965][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.196464][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.207571][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.213831][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.224502][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.230737][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.241498][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.249298][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.262063][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.269137][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.280505][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.289017][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.301525][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.310015][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.322957][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.331482][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.343467][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.350931][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.362100][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.368377][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.379504][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.385528][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.396450][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.402655][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.414034][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.420496][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.430596][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.437506][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.449879][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.457157][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.473809][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.480473][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.492273][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.498736][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.509783][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.517225][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.528014][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.534249][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.544569][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.550648][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.561318][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.567528][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.577842][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.584081][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.594402][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.600666][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.610844][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.616965][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.627174][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.633163][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.643215][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.649167][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.660071][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.666269][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.676587][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.682764][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.693200][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.699417][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.709532][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.715826][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.726415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.732828][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.743657][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.749770][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.760565][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.767792][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.778183][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.784587][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.794982][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.801227][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.811453][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.817675][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.828204][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.834076][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.844114][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.850225][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.860326][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.866558][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.876723][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.883161][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.893593][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.899604][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.909547][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.915721][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.925989][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.932150][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.942452][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.948860][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.960040][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.966374][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.978671][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  248.986488][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  248.997518][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.004406][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.016581][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.022993][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.033343][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.039582][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.049879][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.056195][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.066441][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.073126][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.084730][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.090620][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.101119][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.108121][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.118949][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.125142][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.135146][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.141252][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.152000][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.159023][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.170266][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.176302][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.186459][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.192626][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.203648][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.209720][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.219990][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.226291][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.236479][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.242895][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.253947][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.260654][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.273912][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.280592][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.290964][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.297353][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.308415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.315181][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.325738][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.331746][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.342735][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.349250][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.359928][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.366270][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.376428][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.382452][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.392856][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.398983][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.408994][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.415323][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.425771][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.432017][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.442425][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.448848][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.459120][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.465098][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.475973][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.482546][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.493505][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.500068][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.510259][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.516848][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.527207][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.534014][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.544113][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.550209][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.560723][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.566798][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.577709][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.583752][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.594378][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.600494][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.610769][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.617068][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.627022][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.633186][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.643503][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.649464][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.660808][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.666943][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.678037][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.684185][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.694847][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.701018][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.711486][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.717831][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.728756][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.734706][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.745786][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.752773][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.763667][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.770226][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.780866][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.787006][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.797764][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.804082][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.814433][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.820922][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.831970][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.838141][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.848077][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.853958][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.864100][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.870624][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.880940][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.886925][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.897171][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.903763][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.915383][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.923062][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.934363][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.940754][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.951099][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.957246][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.968392][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.976550][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  249.989142][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  249.996792][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.008793][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.016593][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.028059][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.035311][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.047384][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.055718][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.067357][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.075451][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.086723][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.092955][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.104219][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.110945][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.122382][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.129075][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.139183][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.145860][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.157249][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.164378][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.176144][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.184447][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.195506][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.202111][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.215377][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.221992][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.234417][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.241157][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.253407][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.261372][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.274979][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.283185][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.293543][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.300573][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.310769][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.316715][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.328078][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.335036][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.345327][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.351826][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.362497][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.369746][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.381258][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.387233][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.397983][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.404218][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.415761][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.422269][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.432831][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.439235][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.449817][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.456059][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.466769][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.472981][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.483748][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.490275][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.500956][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.507268][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.517928][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.525038][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.535647][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.541772][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.552270][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.558646][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.568839][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.574821][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.585154][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.591578][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.601911][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.607833][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.608069][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.616930][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.627172][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.633163][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.643243][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.649253][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.659707][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.666179][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.677017][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.683245][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.693824][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.700207][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.711681][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.718042][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.730454][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.736432][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.748249][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.755807][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.768937][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.777353][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.788687][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.795616][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.806129][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.812584][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.823933][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.831151][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.841529][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.847836][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.858632][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.864897][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.876226][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.882827][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.894129][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.900469][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.911227][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.918200][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.929758][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.935783][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.946021][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.952410][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.963218][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.969888][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.980957][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  250.987184][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  250.999610][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.007065][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.017275][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.023463][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.033503][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.039493][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.049907][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.055797][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.066463][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.072690][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.083452][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.089672][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.100079][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.106416][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.116869][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.122933][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.133173][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.139259][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.152350][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.159042][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.170831][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.177187][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.188104][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.194311][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.205719][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.213302][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.224479][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.230999][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.241431][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.248433][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.260917][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.268390][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.280145][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.288312][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.300558][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.307644][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.318989][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.325367][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.336544][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.342877][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.354279][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.360808][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.370980][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.377643][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.388182][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.394645][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.406214][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.412673][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.423020][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.429688][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.440284][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.446664][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.456938][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.462841][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.473112][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.479581][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.490734][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.497066][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.507610][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.513679][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.524555][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.531022][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.541798][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.549340][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.559873][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.566535][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.577042][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.583299][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.593586][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.599841][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.609846][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.616139][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.627602][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.633786][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.644242][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.650665][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.661104][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.669124][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.679609][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.686226][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.697214][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.703599][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.713952][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.720342][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.730538][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.736476][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.747382][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.753930][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.764989][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.772602][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.783869][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.790275][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.800429][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.807253][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.817857][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.825087][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.835404][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.841785][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.853781][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.860221][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.871186][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.877802][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.888453][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.894882][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.906415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.912330][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.923332][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.930327][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.942279][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.948633][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.960990][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.970147][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  251.982447][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  251.989515][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.002397][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.009935][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.022402][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.029120][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.039792][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.046021][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.056431][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.062815][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.074117][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.081066][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.092000][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.098297][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.109018][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.115257][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.126527][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.133087][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.144943][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.151910][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.163037][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.170104][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.181012][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.187675][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.198727][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.205155][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.215911][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.222236][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.232470][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.238587][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.248835][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.256589][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.269133][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.275165][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.286131][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.293103][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.303987][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.310169][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.320672][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.326913][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.337247][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.343267][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.353440][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.359510][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.370112][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.376089][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.386922][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.393000][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.403192][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.410176][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.420924][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.427299][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.437788][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.444404][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.454980][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.462012][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.471957][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.478627][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.489873][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.497670][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.509120][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.515971][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.527120][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.534109][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.545115][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  252.563285][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.569563][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.580633][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.586811][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.597181][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.603690][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.613627][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.619706][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.629867][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.636139][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.646564][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.653012][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.663496][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.669903][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.680575][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.686789][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.697438][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.703680][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.714246][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.720924][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.731057][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.737036][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.747744][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.754466][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.766027][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.772973][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.783746][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.790072][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.801693][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.808126][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.818550][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.824774][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.836674][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.842680][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.853243][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.859678][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.870039][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.876795][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.887746][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.893990][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.904174][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.910397][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.920946][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.927478][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.937536][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.943998][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.955603][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.961907][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.972254][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.979487][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  252.990739][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  252.997495][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.008877][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.015293][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.025556][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.032069][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.042544][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.049862][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.060613][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.066983][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.078004][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.084617][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.095140][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.101677][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.112686][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.119024][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.129678][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.138781][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.149156][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.155825][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.167071][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.173227][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.183824][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.189903][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.200556][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.206860][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.217718][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.224706][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.235062][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.241220][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.241455][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.252195][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.252804][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.262269][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.273720][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.280412][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.291045][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.297423][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.308013][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.314203][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.324661][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.330712][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.341135][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.341390][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.347708][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.357350][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.367530][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.373534][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.384332][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.390598][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.402410][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.408701][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.419595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.425804][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.436143][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.442302][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.453108][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.459293][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.470535][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.476595][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.488673][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.494998][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.506380][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.513251][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.524557][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.531219][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.541643][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.548058][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.558189][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.564797][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.575818][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.581799][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.592441][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.598931][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.609502][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.615559][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.625833][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.632159][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.642351][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.648516][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.658471][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.665130][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.675457][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.681401][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.691620][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.697664][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.707774][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.713988][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.724746][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.731062][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.741455][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.747552][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.758162][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.764176][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.775365][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.782042][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.793178][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.800025][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.810461][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.817203][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.827499][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.834212][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.844865][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.851554][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.862144][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.869632][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.880884][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.886898][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.897688][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.904043][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.914311][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.920380][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.930412][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.936355][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.946580][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.953409][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.963554][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.970038][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.980718][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  253.987609][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  253.998829][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.005679][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.015924][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.022946][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.034355][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.040943][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.052502][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.058728][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.069360][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.075679][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.086056][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.092284][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.102748][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.108813][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.119426][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.125620][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.137072][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.144514][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.155020][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.161410][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.172718][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.178773][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.189550][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.195786][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.206047][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.206313][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.217130][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.223374][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.233947][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.240551][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.251450][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.259004][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.269454][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.276195][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.286718][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.293415][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.304597][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.310935][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.321506][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.327669][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.338522][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.344895][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.355118][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.361430][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.371834][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.378184][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.388358][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.394520][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.404646][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.410817][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.421192][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.427440][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.438027][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
[  254.444596][    C0] yealink 4-1:36.0: urb_irq_callback - urb status -71
** 1 printk messages dropped **
[  254.454864][    C0] rcu: INFO: rcu_preempt self-detected stall on CPU
[  254.454910][    C0] rcu: 	0-....: (10206 ticks this GP) idle=a98c/1/0x4000000000000000 softirq=26533/26533 fqs=5241
** 1 printk messages dropped **
[  254.455131][    C0] rcu: 	 number:     6195       7476            0
[  254.455146][    C0] rcu: 	cputime:        0        861        48356   ==> 52480(ms)
[  254.455167][    C0] rcu: 	(t=10500 jiffies g=21545 q=12318 ncpus=2)
[  254.455304][    C0] CPU: 0 UID: 0 PID: 5714 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT(full) 
** 1 printk messages dropped **
[  254.455357][    C0] Workqueue: usb_hub_wq hub_event
[  254.455410][    C0] RIP: 0010:console_flush_one_record+0xac3/0xe50
[  254.455444][    C0] Code: 00 e8 d1 61 28 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 1f 67 20 00 48 85 ed 0f 85 d7 01 00 00 e8 31 6c 20 00 fb 4c 89 e8 <48> c1 e8 03 42 80 3c 38 00 0f 85 64 03 00 00 48 8b 0c 24 48 8b 6b
[  254.455481][    C0] RSP: 0018:ffffc900035ef3e0 EFLAGS: 00000293
[  254.455501][    C0] RAX: ffffffff89c75c78 RBX: ffffffff89c75c20 RCX: ffffffff819178e1
[  254.455517][    C0] RDX: ffff88811f253b00 RSI: ffffffff819178ef RDI: ffff88811f253b00
[  254.455533][    C0] RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
[  254.455547][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000000044eb
[  254.455561][    C0] R13: ffffffff89c75c78 R14: ffffc900035ef460 R15: dffffc0000000000
[  254.455577][    C0] FS:  0000000000000000(0000) GS:ffff8882686ce000(0000) knlGS:0000000000000000
[  254.455599][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  254.455614][    C0] CR2: 00007fc143c89ecc CR3: 000000011566e000 CR4: 00000000003506f0
[  254.455629][    C0] Call Trace:
** 2 printk messages dropped **
[  254.455702][    C0]  ? is_printk_cpu_sync_owner+0x32/0x40
** 1 printk messages dropped **
[  254.455765][    C0]  ? __pfx_console_unlock+0x10/0x10
** 1 printk messages dropped **
[  254.455832][    C0]  vprintk_emit+0x407/0x6b0
** 1 printk messages dropped **
[  254.455897][    C0]  dev_vprintk_emit+0x394/0x3e0
** 1 printk messages dropped **
[  254.455962][    C0]  ? lock_acquire+0x1cf/0x380
** 2 printk messages dropped **
[  254.456057][    C0]  ? __pfx_dev_printk_emit+0x10/0x10
[  254.456087][    C0]  ? find_held_lock+0x2b/0x80
** 2 printk messages dropped **
[  254.456173][    C0]  ? __queue_work+0x436/0x1150
** 1 printk messages dropped **
[  254.456243][    C0]  _dev_info+0xef/0x127
** 2 printk messages dropped **
[  254.456335][    C0]  ? mark_held_locks+0x40/0x70
[  254.456374][    C0]  usb_disconnect+0xec/0x9a0
** 2 printk messages dropped **
[  254.456516][    C0]  ? do_raw_spin_unlock+0x145/0x1e0
** 1 printk messages dropped **
[  254.456580][    C0]  ? debug_object_deactivate+0x2e4/0x3b0
** 2 printk messages dropped **
[  254.456692][    C0]  ? __pfx_process_one_work+0x10/0x10
[  254.456728][    C0]  ? __pfx_hub_event+0x10/0x10
** 2 printk messages dropped **
[  254.456828][    C0]  ? kthread+0x13a/0x450
** 1 printk messages dropped **
[  254.456874][    C0]  kthread+0x370/0x450
** 2 printk messages dropped **
[  254.456956][    C0]  ? __pfx_ret_from_fork+0x10/0x10
[  254.456990][    C0]  ? rcu_is_watching+0x12/0xc0
** 2 printk messages dropped **
[  254.457069][    C0]  ret_from_fork_asm+0x1a/0x30
** 1 printk messages dropped **
[  254.457311][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.467581][    C0] yealink 4-1:36.0: unexpected response 0
[  254.478654][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.485897][    C0] yealink 4-1:36.0: unexpected response 0
[  254.496188][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.503492][    C0] yealink 4-1:36.0: unexpected response 0
[  254.513893][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.521300][    C0] yealink 4-1:36.0: unexpected response 0
[  254.531645][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.539176][    C0] yealink 4-1:36.0: unexpected response 0
[  254.549496][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.556966][    C0] yealink 4-1:36.0: unexpected response 0
[  254.567391][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.575338][    C0] yealink 4-1:36.0: unexpected response 0
[  254.585613][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.593205][    C0] yealink 4-1:36.0: unexpected response 0
[  254.603274][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.610398][    C0] yealink 4-1:36.0: unexpected response 0
[  254.621370][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.628406][    C0] yealink 4-1:36.0: unexpected response 0
[  254.638592][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.645989][    C0] yealink 4-1:36.0: unexpected response 0
[  254.656105][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.663507][    C0] yealink 4-1:36.0: unexpected response 0
[  254.673926][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.681386][    C0] yealink 4-1:36.0: unexpected response 0
[  254.691487][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.698861][    C0] yealink 4-1:36.0: unexpected response 0
[  254.709122][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.716587][    C0] yealink 4-1:36.0: unexpected response 0
[  254.727052][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.727327][    C0] yealink 4-1:36.0: unexpected response 0
[  254.734381][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.744621][    C0] yealink 4-1:36.0: unexpected response 0
[  254.755496][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.763642][    C0] yealink 4-1:36.0: unexpected response 0
[  254.774667][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.781951][    C0] yealink 4-1:36.0: unexpected response 0
[  254.792621][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.799767][    C0] yealink 4-1:36.0: unexpected response 0
[  254.809908][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.817090][    C0] yealink 4-1:36.0: unexpected response 0
[  254.827312][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.835700][    C0] yealink 4-1:36.0: unexpected response 0
[  254.847154][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.855295][    C0] yealink 4-1:36.0: unexpected response 0
[  254.866026][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.876127][    C0] yealink 4-1:36.0: unexpected response 0
[  254.887230][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.895320][    C0] yealink 4-1:36.0: unexpected response 0
[  254.906094][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.913989][    C0] yealink 4-1:36.0: unexpected response 0
[  254.924641][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.932334][    C0] yealink 4-1:36.0: unexpected response 0
[  254.943588][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.951340][    C0] yealink 4-1:36.0: unexpected response 0
[  254.962550][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.970787][    C0] yealink 4-1:36.0: unexpected response 0
[  254.987801][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  254.998191][    C0] yealink 4-1:36.0: unexpected response 0
[  255.011019][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.018723][    C0] yealink 4-1:36.0: unexpected response 0
[  255.030045][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.037596][    C0] yealink 4-1:36.0: unexpected response 0
[  255.048922][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.056404][    C0] yealink 4-1:36.0: unexpected response 0
[  255.067994][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.075359][    C0] yealink 4-1:36.0: unexpected response 0
[  255.086135][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.094076][    C0] yealink 4-1:36.0: unexpected response 0
[  255.104969][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.112390][    C0] yealink 4-1:36.0: unexpected response 0
[  255.122386][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.129749][    C0] yealink 4-1:36.0: unexpected response 0
[  255.139816][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.148136][    C0] yealink 4-1:36.0: unexpected response 0
[  255.158415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.165817][    C0] yealink 4-1:36.0: unexpected response 0
[  255.176961][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.184270][    C0] yealink 4-1:36.0: unexpected response 0
[  255.194838][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.202697][    C0] yealink 4-1:36.0: unexpected response 0
[  255.214039][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.221597][    C0] yealink 4-1:36.0: unexpected response 0
[  255.231801][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.239458][    C0] yealink 4-1:36.0: unexpected response 0
[  255.249991][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.257583][    C0] yealink 4-1:36.0: unexpected response 0
[  255.267638][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.275100][    C0] yealink 4-1:36.0: unexpected response 0
[  255.286336][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.294339][    C0] yealink 4-1:36.0: unexpected response 0
[  255.304992][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.312338][    C0] yealink 4-1:36.0: unexpected response 0
[  255.323024][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.330751][    C0] yealink 4-1:36.0: unexpected response 0
[  255.340804][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.348425][    C0] yealink 4-1:36.0: unexpected response 0
[  255.359008][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.366054][    C0] yealink 4-1:36.0: unexpected response 0
[  255.376689][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.384395][    C0] yealink 4-1:36.0: unexpected response 0
[  255.394979][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.402253][    C0] yealink 4-1:36.0: unexpected response 0
[  255.413039][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.420293][    C0] yealink 4-1:36.0: unexpected response 0
[  255.431087][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.438505][    C0] yealink 4-1:36.0: unexpected response 0
[  255.449310][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.458529][    C0] yealink 4-1:36.0: unexpected response 0
[  255.469229][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.477020][    C0] yealink 4-1:36.0: unexpected response 0
[  255.487908][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.497530][    C0] yealink 4-1:36.0: unexpected response 0
[  255.507822][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.515743][    C0] yealink 4-1:36.0: unexpected response 0
[  255.526568][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.534025][    C0] yealink 4-1:36.0: unexpected response 0
[  255.544669][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.552359][    C0] yealink 4-1:36.0: unexpected response 0
[  255.562909][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.570854][    C0] yealink 4-1:36.0: unexpected response 0
[  255.581256][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.588346][    C0] yealink 4-1:36.0: unexpected response 0
[  255.598445][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.606260][    C0] yealink 4-1:36.0: unexpected response 0
[  255.616451][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.623710][    C0] yealink 4-1:36.0: unexpected response 0
[  255.634395][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.641672][    C0] yealink 4-1:36.0: unexpected response 0
[  255.651894][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.659244][    C0] yealink 4-1:36.0: unexpected response 0
[  255.669546][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.677040][    C0] yealink 4-1:36.0: unexpected response 0
[  255.687134][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.694441][    C0] yealink 4-1:36.0: unexpected response 0
[  255.704450][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.711581][    C0] yealink 4-1:36.0: unexpected response 0
[  255.722084][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.729616][    C0] yealink 4-1:36.0: unexpected response 0
[  255.739609][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.747111][    C0] yealink 4-1:36.0: unexpected response 0
[  255.757779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.765399][    C0] yealink 4-1:36.0: unexpected response 0
[  255.777341][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.785221][    C0] yealink 4-1:36.0: unexpected response 0
[  255.795721][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.802847][    C0] yealink 4-1:36.0: unexpected response 0
[  255.814421][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.821875][    C0] yealink 4-1:36.0: unexpected response 0
[  255.833127][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.840908][    C0] yealink 4-1:36.0: unexpected response 0
[  255.852547][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.859889][    C0] yealink 4-1:36.0: unexpected response 0
[  255.871571][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.878969][    C0] yealink 4-1:36.0: unexpected response 0
[  255.889790][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.897386][    C0] yealink 4-1:36.0: unexpected response 0
[  255.907878][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.915961][    C0] yealink 4-1:36.0: unexpected response 0
[  255.926211][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.933541][    C0] yealink 4-1:36.0: unexpected response 0
[  255.943967][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.951507][    C0] yealink 4-1:36.0: unexpected response 0
[  255.961930][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.969287][    C0] yealink 4-1:36.0: unexpected response 0
[  255.979485][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  255.987112][    C0] yealink 4-1:36.0: unexpected response 0
[  255.999213][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.007122][    C0] yealink 4-1:36.0: unexpected response 0
[  256.017608][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.025120][    C0] yealink 4-1:36.0: unexpected response 0
[  256.035688][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.043002][    C0] yealink 4-1:36.0: unexpected response 0
[  256.053859][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.061281][    C0] yealink 4-1:36.0: unexpected response 0
[  256.072281][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.079458][    C0] yealink 4-1:36.0: unexpected response 0
[  256.089833][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.097305][    C0] yealink 4-1:36.0: unexpected response 0
[  256.107492][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.114573][    C0] yealink 4-1:36.0: unexpected response 0
[  256.124846][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.132175][    C0] yealink 4-1:36.0: unexpected response 0
[  256.142784][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.150150][    C0] yealink 4-1:36.0: unexpected response 0
[  256.160779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.167830][    C0] yealink 4-1:36.0: unexpected response 0
[  256.178215][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.185599][    C0] yealink 4-1:36.0: unexpected response 0
[  256.195775][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.203048][    C0] yealink 4-1:36.0: unexpected response 0
[  256.213266][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.221142][    C0] yealink 4-1:36.0: unexpected response 0
[  256.231466][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.238588][    C0] yealink 4-1:36.0: unexpected response 0
[  256.249476][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.257585][    C0] yealink 4-1:36.0: unexpected response 0
[  256.269113][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.278554][    C0] yealink 4-1:36.0: unexpected response 0
[  256.290556][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.298165][    C0] yealink 4-1:36.0: unexpected response 0
[  256.308378][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.315654][    C0] yealink 4-1:36.0: unexpected response 0
[  256.326506][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.333872][    C0] yealink 4-1:36.0: unexpected response 0
[  256.343872][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.351289][    C0] yealink 4-1:36.0: unexpected response 0
[  256.361397][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.368807][    C0] yealink 4-1:36.0: unexpected response 0
[  256.380699][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.388219][    C0] yealink 4-1:36.0: unexpected response 0
[  256.398233][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.405370][    C0] yealink 4-1:36.0: unexpected response 0
[  256.415787][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.423433][    C0] yealink 4-1:36.0: unexpected response 0
[  256.433910][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.441144][    C0] yealink 4-1:36.0: unexpected response 0
[  256.451218][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.458287][    C0] yealink 4-1:36.0: unexpected response 0
[  256.469493][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.476912][    C0] yealink 4-1:36.0: unexpected response 0
[  256.477196][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.487434][    C0] yealink 4-1:36.0: unexpected response 0
[  256.498201][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.506065][    C0] yealink 4-1:36.0: unexpected response 0
[  256.516274][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.523717][    C0] yealink 4-1:36.0: unexpected response 0
[  256.533682][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.540767][    C0] yealink 4-1:36.0: unexpected response 0
[  256.551278][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.558505][    C0] yealink 4-1:36.0: unexpected response 0
[  256.568936][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.576018][    C0] yealink 4-1:36.0: unexpected response 0
[  256.586130][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.593186][    C0] yealink 4-1:36.0: unexpected response 0
[  256.603114][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.610361][    C0] yealink 4-1:36.0: unexpected response 0
[  256.620524][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.627638][    C0] yealink 4-1:36.0: unexpected response 0
[  256.637821][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.645498][    C0] yealink 4-1:36.0: unexpected response 0
[  256.656273][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.663352][    C0] yealink 4-1:36.0: unexpected response 0
[  256.673741][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.681305][    C0] yealink 4-1:36.0: unexpected response 0
[  256.692033][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.699236][    C0] yealink 4-1:36.0: unexpected response 0
[  256.709381][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.717049][    C0] yealink 4-1:36.0: unexpected response 0
[  256.727257][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.734463][    C0] yealink 4-1:36.0: unexpected response 0
[  256.744493][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.753396][    C0] yealink 4-1:36.0: unexpected response 0
[  256.763927][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.773260][    C0] yealink 4-1:36.0: unexpected response 0
[  256.783751][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.791436][    C0] yealink 4-1:36.0: unexpected response 0
[  256.801840][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.809008][    C0] yealink 4-1:36.0: unexpected response 0
[  256.819162][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.826325][    C0] yealink 4-1:36.0: unexpected response 0
[  256.836813][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.844072][    C0] yealink 4-1:36.0: unexpected response 0
[  256.854272][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.862174][    C0] yealink 4-1:36.0: unexpected response 0
[  256.872514][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.879778][    C0] yealink 4-1:36.0: unexpected response 0
[  256.889931][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.898100][    C0] yealink 4-1:36.0: unexpected response 0
[  256.908817][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.917677][    C0] yealink 4-1:36.0: unexpected response 0
[  256.931170][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.938868][    C0] yealink 4-1:36.0: unexpected response 0
[  256.949490][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.957344][    C0] yealink 4-1:36.0: unexpected response 0
[  256.968176][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.976879][    C0] yealink 4-1:36.0: unexpected response 0
[  256.987994][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  256.995800][    C0] yealink 4-1:36.0: unexpected response 0
[  257.006303][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.014356][    C0] yealink 4-1:36.0: unexpected response 0
[  257.024772][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.032172][    C0] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  257.049629][    C0] yealink 4-1:36.0: unexpected response 0
[  257.060186][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.067406][    C0] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  257.085003][    C0] yealink 4-1:36.0: unexpected response 0
[  257.095373][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.103399][    C0] yealink 4-1:36.0: unexpected response 0
[  257.114042][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.121572][    C0] yealink 4-1:36.0: unexpected response 0
[  257.131740][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.138997][    C0] yealink 4-1:36.0: unexpected response 0
[  257.149425][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.156658][    C0] yealink 4-1:36.0: unexpected response 0
[  257.166517][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.173763][    C0] yealink 4-1:36.0: unexpected response 0
[  257.184180][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.191823][    C0] yealink 4-1:36.0: unexpected response 0
[  257.201975][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.209446][    C0] yealink 4-1:36.0: unexpected response 0
[  257.219832][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.226789][    C0] yealink 4-1:36.0: unexpected response 0
[  257.237172][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.244937][    C0] yealink 4-1:36.0: unexpected response 0
[  257.255928][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.263599][    C0] yealink 4-1:36.0: unexpected response 0
[  257.274281][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.282661][    C0] yealink 4-1:36.0: unexpected response 0
[  257.293312][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.300871][    C0] yealink 4-1:36.0: unexpected response 0
[  257.312047][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.319291][    C0] yealink 4-1:36.0: unexpected response 0
[  257.329673][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.336913][    C0] yealink 4-1:36.0: unexpected response 0
[  257.347953][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.355215][    C0] yealink 4-1:36.0: unexpected response 0
[  257.365394][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.372859][    C0] yealink 4-1:36.0: unexpected response 0
[  257.383545][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.390778][    C0] yealink 4-1:36.0: unexpected response 0
[  257.400698][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.407645][    C0] yealink 4-1:36.0: unexpected response 0
[  257.417757][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.424836][    C0] yealink 4-1:36.0: unexpected response 0
[  257.434888][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.442515][    C0] yealink 4-1:36.0: unexpected response 0
[  257.452752][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.460121][    C0] yealink 4-1:36.0: unexpected response 0
[  257.470557][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.477852][    C0] yealink 4-1:36.0: unexpected response 0
[  257.488075][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.495522][    C0] yealink 4-1:36.0: unexpected response 0
[  257.506124][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.513453][    C0] yealink 4-1:36.0: unexpected response 0
[  257.523420][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.530386][    C0] yealink 4-1:36.0: unexpected response 0
[  257.540361][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.547375][    C0] yealink 4-1:36.0: unexpected response 0
[  257.557675][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.565198][    C0] yealink 4-1:36.0: unexpected response 0
[  257.576216][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.583643][    C0] yealink 4-1:36.0: unexpected response 0
[  257.593559][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.600710][    C0] yealink 4-1:36.0: unexpected response 0
[  257.611864][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.619519][    C0] yealink 4-1:36.0: unexpected response 0
[  257.630166][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.637580][    C0] yealink 4-1:36.0: unexpected response 0
[  257.648387][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.656059][    C0] yealink 4-1:36.0: unexpected response 0
[  257.666828][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.675756][    C0] yealink 4-1:36.0: unexpected response 0
[  257.685796][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.693329][    C0] yealink 4-1:36.0: unexpected response 0
[  257.704483][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.711532][    C0] yealink 4-1:36.0: unexpected response 0
[  257.722224][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.730257][    C0] yealink 4-1:36.0: unexpected response 0
[  257.740420][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.747800][    C0] yealink 4-1:36.0: unexpected response 0
[  257.758269][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.765867][    C0] yealink 4-1:36.0: unexpected response 0
[  257.776842][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.785518][    C0] yealink 4-1:36.0: unexpected response 0
[  257.796080][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.803343][    C0] yealink 4-1:36.0: unexpected response 0
[  257.813877][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.821404][    C0] yealink 4-1:36.0: unexpected response 0
[  257.831578][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.838885][    C0] yealink 4-1:36.0: unexpected response 0
[  257.849072][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.856207][    C0] yealink 4-1:36.0: unexpected response 0
[  257.866577][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.873825][    C0] yealink 4-1:36.0: unexpected response 0
[  257.884226][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.891421][    C0] yealink 4-1:36.0: unexpected response 0
[  257.901793][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.909391][    C0] yealink 4-1:36.0: unexpected response 0
[  257.920578][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.928050][    C0] yealink 4-1:36.0: unexpected response 0
[  257.938182][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.945623][    C0] yealink 4-1:36.0: unexpected response 0
[  257.956185][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.963678][    C0] yealink 4-1:36.0: unexpected response 0
[  257.974475][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  257.983376][    C0] yealink 4-1:36.0: unexpected response 0
[  257.995020][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.002857][    C0] yealink 4-1:36.0: unexpected response 0
[  258.013205][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.020470][    C0] yealink 4-1:36.0: unexpected response 0
[  258.031282][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.038605][    C0] yealink 4-1:36.0: unexpected response 0
[  258.050384][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.057633][    C0] yealink 4-1:36.0: unexpected response 0
[  258.068094][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.075350][    C0] yealink 4-1:36.0: unexpected response 0
[  258.085548][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.092800][    C0] yealink 4-1:36.0: unexpected response 0
[  258.103358][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.110464][    C0] yealink 4-1:36.0: unexpected response 0
[  258.120576][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.128397][    C0] yealink 4-1:36.0: unexpected response 0
[  258.138279][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.145396][    C0] yealink 4-1:36.0: unexpected response 0
[  258.156330][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.164404][    C0] yealink 4-1:36.0: unexpected response 0
[  258.176252][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.184478][    C0] yealink 4-1:36.0: unexpected response 0
[  258.194864][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.202728][    C0] yealink 4-1:36.0: unexpected response 0
[  258.213428][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.221336][    C0] yealink 4-1:36.0: unexpected response 0
[  258.232278][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.239596][    C0] yealink 4-1:36.0: unexpected response 0
[  258.250215][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.257575][    C0] yealink 4-1:36.0: unexpected response 0
[  258.268656][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.276101][    C0] yealink 4-1:36.0: unexpected response 0
[  258.286476][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.294285][    C0] yealink 4-1:36.0: unexpected response 0
[  258.304875][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.312532][    C0] yealink 4-1:36.0: unexpected response 0
[  258.323040][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.330443][    C0] yealink 4-1:36.0: unexpected response 0
[  258.340880][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.348666][    C0] yealink 4-1:36.0: unexpected response 0
[  258.359096][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.366430][    C0] yealink 4-1:36.0: unexpected response 0
[  258.377706][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.384854][    C0] yealink 4-1:36.0: unexpected response 0
[  258.395500][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.402765][    C0] yealink 4-1:36.0: unexpected response 0
[  258.413141][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.420835][    C0] yealink 4-1:36.0: unexpected response 0
[  258.431803][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.439777][    C0] yealink 4-1:36.0: unexpected response 0
[  258.450792][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.451026][    C0] yealink 4-1:36.0: unexpected response 0
[  258.458992][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.470079][    C0] yealink 4-1:36.0: unexpected response 0
[  258.481267][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 2 printk messages dropped **
[  258.499570][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.507030][    C0] yealink 4-1:36.0: unexpected response 0
[  258.517626][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.525570][    C0] yealink 4-1:36.0: unexpected response 0
[  258.535940][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.543647][    C0] yealink 4-1:36.0: unexpected response 0
[  258.554280][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.561981][    C0] yealink 4-1:36.0: unexpected response 0
[  258.572595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.580602][    C0] yealink 4-1:36.0: unexpected response 0
[  258.591873][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.599567][    C0] yealink 4-1:36.0: unexpected response 0
[  258.609563][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.616757][    C0] yealink 4-1:36.0: unexpected response 0
[  258.626780][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.634195][    C0] yealink 4-1:36.0: unexpected response 0
[  258.646067][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.653414][    C0] yealink 4-1:36.0: unexpected response 0
[  258.664599][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.671871][    C0] yealink 4-1:36.0: unexpected response 0
[  258.682389][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.689776][    C0] yealink 4-1:36.0: unexpected response 0
[  258.700356][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.707543][    C0] yealink 4-1:36.0: unexpected response 0
[  258.719090][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.726140][    C0] yealink 4-1:36.0: unexpected response 0
[  258.736270][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.743591][    C0] yealink 4-1:36.0: unexpected response 0
[  258.754130][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.761400][    C0] yealink 4-1:36.0: unexpected response 0
[  258.772206][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.779647][    C0] yealink 4-1:36.0: unexpected response 0
[  258.791471][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.799141][    C0] yealink 4-1:36.0: unexpected response 0
[  258.809383][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.816783][    C0] yealink 4-1:36.0: unexpected response 0
[  258.826963][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.835185][    C0] yealink 4-1:36.0: unexpected response 0
[  258.845309][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.852274][    C0] yealink 4-1:36.0: unexpected response 0
[  258.862412][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.869583][    C0] yealink 4-1:36.0: unexpected response 0
[  258.879692][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.886980][    C0] yealink 4-1:36.0: unexpected response 0
[  258.897115][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.904986][    C0] yealink 4-1:36.0: unexpected response 0
[  258.915312][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.923287][    C0] yealink 4-1:36.0: unexpected response 0
[  258.933423][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.940479][    C0] yealink 4-1:36.0: unexpected response 0
[  258.950372][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.957375][    C0] yealink 4-1:36.0: unexpected response 0
[  258.967268][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.974949][    C0] yealink 4-1:36.0: unexpected response 0
[  258.986445][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  258.993953][    C0] yealink 4-1:36.0: unexpected response 0
[  259.005748][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.013302][    C0] yealink 4-1:36.0: unexpected response 0
[  259.023741][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.031348][    C0] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  259.049265][    C0] yealink 4-1:36.0: unexpected response 0
[  259.059813][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.067392][    C0] yealink 4-1:36.0: unexpected response 0
[  259.078245][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.085561][    C0] yealink 4-1:36.0: unexpected response 0
[  259.095610][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.102988][    C0] yealink 4-1:36.0: unexpected response 0
[  259.113634][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.121600][    C0] yealink 4-1:36.0: unexpected response 0
[  259.132331][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.139677][    C0] yealink 4-1:36.0: unexpected response 0
[  259.150600][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.158489][    C0] yealink 4-1:36.0: unexpected response 0
[  259.169300][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.177601][    C0] yealink 4-1:36.0: unexpected response 0
[  259.189405][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.196966][    C0] yealink 4-1:36.0: unexpected response 0
[  259.208263][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.217238][    C0] yealink 4-1:36.0: unexpected response 0
[  259.228071][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.236484][    C0] yealink 4-1:36.0: unexpected response 0
[  259.248168][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.256519][    C0] yealink 4-1:36.0: unexpected response 0
[  259.267606][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.275193][    C0] yealink 4-1:36.0: unexpected response 0
[  259.285776][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.294014][    C0] yealink 4-1:36.0: unexpected response 0
[  259.304731][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.305004][    C0] yealink 4-1:36.0: unexpected response 0
[  259.317438][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.324874][    C0] yealink 4-1:36.0: unexpected response 0
[  259.335442][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.342698][    C0] yealink 4-1:36.0: unexpected response 0
[  259.352626][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.359847][    C0] yealink 4-1:36.0: unexpected response 0
[  259.370144][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.377563][    C0] yealink 4-1:36.0: unexpected response 0
[  259.388512][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.396576][    C0] yealink 4-1:36.0: unexpected response 0
[  259.407400][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.415051][    C0] yealink 4-1:36.0: unexpected response 0
[  259.425482][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.432543][    C0] yealink 4-1:36.0: unexpected response 0
[  259.443188][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.450602][    C0] yealink 4-1:36.0: unexpected response 0
[  259.460949][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.468429][    C0] yealink 4-1:36.0: unexpected response 0
[  259.479284][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.486697][    C0] yealink 4-1:36.0: unexpected response 0
[  259.496637][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.503886][    C0] yealink 4-1:36.0: unexpected response 0
[  259.514370][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.521380][    C0] yealink 4-1:36.0: unexpected response 0
[  259.531263][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.538249][    C0] yealink 4-1:36.0: unexpected response 0
[  259.548738][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.556149][    C0] yealink 4-1:36.0: unexpected response 0
[  259.566688][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.573864][    C0] yealink 4-1:36.0: unexpected response 0
[  259.584105][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.591347][    C0] yealink 4-1:36.0: unexpected response 0
[  259.601759][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.609446][    C0] yealink 4-1:36.0: unexpected response 0
[  259.619937][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.627023][    C0] yealink 4-1:36.0: unexpected response 0
[  259.637126][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.644200][    C0] yealink 4-1:36.0: unexpected response 0
[  259.654657][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.661617][    C0] yealink 4-1:36.0: unexpected response 0
[  259.671664][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.679516][    C0] yealink 4-1:36.0: unexpected response 0
[  259.689652][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.696697][    C0] yealink 4-1:36.0: unexpected response 0
[  259.706738][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.714491][    C0] yealink 4-1:36.0: unexpected response 0
[  259.725354][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.732859][    C0] yealink 4-1:36.0: unexpected response 0
[  259.743466][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.751240][    C0] yealink 4-1:36.0: unexpected response 0
[  259.761798][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.769357][    C0] yealink 4-1:36.0: unexpected response 0
[  259.779956][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.787241][    C0] yealink 4-1:36.0: unexpected response 0
[  259.797499][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.804639][    C0] yealink 4-1:36.0: unexpected response 0
[  259.814885][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.822022][    C0] yealink 4-1:36.0: unexpected response 0
[  259.832377][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.839761][    C0] yealink 4-1:36.0: unexpected response 0
[  259.850126][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.857363][    C0] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  259.874490][    C0] yealink 4-1:36.0: unexpected response 0
[  259.884805][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.892115][    C0] yealink 4-1:36.0: unexpected response 0
[  259.903038][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.910612][    C0] yealink 4-1:36.0: unexpected response 0
[  259.920511][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.928180][    C0] yealink 4-1:36.0: unexpected response 0
[  259.938960][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.946660][    C0] yealink 4-1:36.0: unexpected response 0
[  259.957429][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.964672][    C0] yealink 4-1:36.0: unexpected response 0
[  259.975317][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  259.982639][    C0] yealink 4-1:36.0: unexpected response 0
[  259.993539][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.000501][    C0] yealink 4-1:36.0: unexpected response 0
[  260.010853][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.018334][    C0] yealink 4-1:36.0: unexpected response 0
[  260.029117][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.036897][    C0] yealink 4-1:36.0: unexpected response 0
[  260.047138][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.055261][    C0] yealink 4-1:36.0: unexpected response 0
[  260.066014][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.073307][    C0] yealink 4-1:36.0: unexpected response 0
[  260.083598][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.083891][    C0] yealink 4-1:36.0: unexpected response 0
[  260.094164][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.101253][    C0] yealink 4-1:36.0: unexpected response 0
[  260.111389][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.118517][    C0] yealink 4-1:36.0: unexpected response 0
[  260.128621][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.136376][    C0] yealink 4-1:36.0: unexpected response 0
[  260.146560][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.154203][    C0] yealink 4-1:36.0: unexpected response 0
[  260.164616][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.171845][    C0] yealink 4-1:36.0: unexpected response 0
[  260.182591][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.189920][    C0] yealink 4-1:36.0: unexpected response 0
[  260.200208][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.208142][    C0] yealink 4-1:36.0: unexpected response 0
[  260.217887][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.225235][    C0] yealink 4-1:36.0: unexpected response 0
[  260.235120][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.243117][    C0] yealink 4-1:36.0: unexpected response 0
[  260.253854][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.261043][    C0] yealink 4-1:36.0: unexpected response 0
[  260.271278][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.278582][    C0] yealink 4-1:36.0: unexpected response 0
[  260.288566][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.296269][    C0] yealink 4-1:36.0: unexpected response 0
[  260.306655][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.314000][    C0] yealink 4-1:36.0: unexpected response 0
[  260.324677][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.331718][    C0] yealink 4-1:36.0: unexpected response 0
[  260.341700][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.348685][    C0] yealink 4-1:36.0: unexpected response 0
[  260.358843][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.365847][    C0] yealink 4-1:36.0: unexpected response 0
[  260.376017][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.383379][    C0] yealink 4-1:36.0: unexpected response 0
[  260.393843][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.400910][    C0] yealink 4-1:36.0: unexpected response 0
[  260.411598][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.419486][    C0] yealink 4-1:36.0: unexpected response 0
[  260.429955][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.437378][    C0] yealink 4-1:36.0: unexpected response 0
[  260.447569][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.454933][    C0] yealink 4-1:36.0: unexpected response 0
[  260.465637][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.472613][    C0] yealink 4-1:36.0: unexpected response 0
[  260.483058][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.490117][    C0] yealink 4-1:36.0: unexpected response 0
[  260.500088][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.507262][    C0] yealink 4-1:36.0: unexpected response 0
[  260.517819][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.524924][    C0] yealink 4-1:36.0: unexpected response 0
[  260.535126][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.542952][    C0] yealink 4-1:36.0: unexpected response 0
[  260.553333][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.560657][    C0] yealink 4-1:36.0: unexpected response 0
[  260.572218][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.579703][    C0] yealink 4-1:36.0: unexpected response 0
[  260.589924][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.597133][    C0] yealink 4-1:36.0: unexpected response 0
[  260.607135][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.614200][    C0] yealink 4-1:36.0: unexpected response 0
[  260.624190][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.631306][    C0] yealink 4-1:36.0: unexpected response 0
[  260.641508][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.648952][    C0] yealink 4-1:36.0: unexpected response 0
[  260.659372][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.666806][    C0] yealink 4-1:36.0: unexpected response 0
[  260.676997][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.684153][    C0] yealink 4-1:36.0: unexpected response 0
[  260.695161][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.702316][    C0] yealink 4-1:36.0: unexpected response 0
[  260.712779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.719944][    C0] yealink 4-1:36.0: unexpected response 0
[  260.731108][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.738150][    C0] yealink 4-1:36.0: unexpected response 0
[  260.748463][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.756993][    C0] yealink 4-1:36.0: unexpected response 0
[  260.768118][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.776184][    C0] yealink 4-1:36.0: unexpected response 0
[  260.786977][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.794466][    C0] yealink 4-1:36.0: unexpected response 0
[  260.804857][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.812003][    C0] yealink 4-1:36.0: unexpected response 0
[  260.822559][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.830075][    C0] yealink 4-1:36.0: unexpected response 0
[  260.840157][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.847734][    C0] yealink 4-1:36.0: unexpected response 0
[  260.857872][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.867135][    C0] yealink 4-1:36.0: unexpected response 0
[  260.880363][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.888373][    C0] yealink 4-1:36.0: unexpected response 0
[  260.898826][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.906216][    C0] yealink 4-1:36.0: unexpected response 0
[  260.917161][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.924318][    C0] yealink 4-1:36.0: unexpected response 0
[  260.935824][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.943386][    C0] yealink 4-1:36.0: unexpected response 0
[  260.954284][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.962223][    C0] yealink 4-1:36.0: unexpected response 0
[  260.972595][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.980800][    C0] yealink 4-1:36.0: unexpected response 0
[  260.991845][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  260.999710][    C0] yealink 4-1:36.0: unexpected response 0
[  261.013021][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.020552][    C0] yealink 4-1:36.0: unexpected response 0
[  261.031564][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.039101][    C0] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  261.056579][    C0] yealink 4-1:36.0: unexpected response 0
[  261.066764][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.074254][    C0] yealink 4-1:36.0: unexpected response 0
[  261.084589][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.092209][    C0] yealink 4-1:36.0: unexpected response 0
[  261.103278][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.110410][    C0] yealink 4-1:36.0: unexpected response 0
[  261.120976][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.129516][    C0] yealink 4-1:36.0: unexpected response 0
[  261.139745][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.147436][    C0] yealink 4-1:36.0: unexpected response 0
[  261.158003][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.165341][    C0] yealink 4-1:36.0: unexpected response 0
[  261.175926][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.183498][    C0] yealink 4-1:36.0: unexpected response 0
[  261.194624][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.202052][    C0] yealink 4-1:36.0: unexpected response 0
[  261.213627][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.221180][    C0] yealink 4-1:36.0: unexpected response 0
[  261.232357][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.240365][    C0] yealink 4-1:36.0: unexpected response 0
[  261.251252][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.259273][    C0] yealink 4-1:36.0: unexpected response 0
[  261.269499][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.276998][    C0] yealink 4-1:36.0: unexpected response 0
[  261.287624][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.294886][    C0] yealink 4-1:36.0: unexpected response 0
[  261.305899][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.313365][    C0] yealink 4-1:36.0: unexpected response 0
[  261.323634][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.330926][    C0] yealink 4-1:36.0: unexpected response 0
[  261.341550][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.349039][    C0] yealink 4-1:36.0: unexpected response 0
[  261.359360][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.367007][    C0] yealink 4-1:36.0: unexpected response 0
[  261.378218][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.386703][    C0] yealink 4-1:36.0: unexpected response 0
[  261.396892][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.404149][    C0] yealink 4-1:36.0: unexpected response 0
[  261.416040][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.423369][    C0] yealink 4-1:36.0: unexpected response 0
[  261.433533][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.441196][    C0] yealink 4-1:36.0: unexpected response 0
[  261.452267][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.459878][    C0] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  261.477878][    C0] yealink 4-1:36.0: unexpected response 0
[  261.488349][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.496092][    C0] yealink 4-1:36.0: unexpected response 0
[  261.506637][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.514412][    C0] yealink 4-1:36.0: unexpected response 0
[  261.525060][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.532326][    C0] yealink 4-1:36.0: unexpected response 0
[  261.542876][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.550112][    C0] yealink 4-1:36.0: unexpected response 0
[  261.560474][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.567761][    C0] yealink 4-1:36.0: unexpected response 0
[  261.579424][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.586698][    C0] yealink 4-1:36.0: unexpected response 0
[  261.596780][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.604505][    C0] yealink 4-1:36.0: unexpected response 0
[  261.614651][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.622018][    C0] yealink 4-1:36.0: unexpected response 0
[  261.632709][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.640133][    C0] yealink 4-1:36.0: unexpected response 0
[  261.650494][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.657787][    C0] yealink 4-1:36.0: unexpected response 0
[  261.668169][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.675490][    C0] yealink 4-1:36.0: unexpected response 0
[  261.686083][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.693501][    C0] yealink 4-1:36.0: unexpected response 0
[  261.703985][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.711317][    C0] yealink 4-1:36.0: unexpected response 0
[  261.721431][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.729006][    C0] yealink 4-1:36.0: unexpected response 0
[  261.739160][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.746817][    C0] yealink 4-1:36.0: unexpected response 0
[  261.757748][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.764920][    C0] yealink 4-1:36.0: unexpected response 0
[  261.775322][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.782707][    C0] yealink 4-1:36.0: unexpected response 0
[  261.792515][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.799827][    C0] yealink 4-1:36.0: unexpected response 0
[  261.810713][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.818019][    C0] yealink 4-1:36.0: unexpected response 0
[  261.828217][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.835716][    C0] yealink 4-1:36.0: unexpected response 0
[  261.846049][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.853584][    C0] yealink 4-1:36.0: unexpected response 0
[  261.863735][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.871726][    C0] yealink 4-1:36.0: unexpected response 0
[  261.882256][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.889394][    C0] yealink 4-1:36.0: unexpected response 0
[  261.899449][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.899722][    C0] yealink 4-1:36.0: unexpected response 0
[  261.906917][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.917484][    C0] yealink 4-1:36.0: unexpected response 0
[  261.927691][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.935255][    C0] yealink 4-1:36.0: unexpected response 0
[  261.945855][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.954322][    C0] yealink 4-1:36.0: unexpected response 0
[  261.965057][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.972707][    C0] yealink 4-1:36.0: unexpected response 0
[  261.983756][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  261.994234][    C0] yealink 4-1:36.0: unexpected response 0
[  262.007109][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.016160][    C0] yealink 4-1:36.0: unexpected response 0
[  262.028096][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.035171][    C0] yealink 4-1:36.0: unexpected response 0
[  262.046159][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.053691][    C0] yealink 4-1:36.0: unexpected response 0
[  262.064066][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.072121][    C0] yealink 4-1:36.0: unexpected response 0
[  262.082451][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.090132][    C0] yealink 4-1:36.0: unexpected response 0
[  262.100313][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.107646][    C0] yealink 4-1:36.0: unexpected response 0
[  262.117875][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.125393][    C0] yealink 4-1:36.0: unexpected response 0
[  262.135766][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.143372][    C0] yealink 4-1:36.0: unexpected response 0
[  262.153841][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.162156][    C0] yealink 4-1:36.0: unexpected response 0
[  262.172321][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.179630][    C0] yealink 4-1:36.0: unexpected response 0
[  262.189619][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.196735][    C0] yealink 4-1:36.0: unexpected response 0
[  262.206566][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.213959][    C0] yealink 4-1:36.0: unexpected response 0
[  262.224077][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.231292][    C0] yealink 4-1:36.0: unexpected response 0
[  262.241636][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.248820][    C0] yealink 4-1:36.0: unexpected response 0
[  262.260402][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.267629][    C0] yealink 4-1:36.0: unexpected response 0
[  262.277863][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.285227][    C0] yealink 4-1:36.0: unexpected response 0
[  262.295304][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.302524][    C0] yealink 4-1:36.0: unexpected response 0
[  262.313130][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.320654][    C0] yealink 4-1:36.0: unexpected response 0
[  262.331045][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.339367][    C0] yealink 4-1:36.0: unexpected response 0
[  262.349789][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.357209][    C0] yealink 4-1:36.0: unexpected response 0
[  262.367664][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.375348][    C0] yealink 4-1:36.0: unexpected response 0
[  262.385621][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.392780][    C0] yealink 4-1:36.0: unexpected response 0
[  262.402866][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.410286][    C0] yealink 4-1:36.0: unexpected response 0
[  262.420535][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.427836][    C0] yealink 4-1:36.0: unexpected response 0
[  262.438671][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.446237][    C0] yealink 4-1:36.0: unexpected response 0
[  262.456622][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.464209][    C0] yealink 4-1:36.0: unexpected response 0
[  262.474389][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.481555][    C0] yealink 4-1:36.0: unexpected response 0
[  262.491816][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.499411][    C0] yealink 4-1:36.0: unexpected response 0
[  262.509292][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.516570][    C0] yealink 4-1:36.0: unexpected response 0
[  262.526853][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.534333][    C0] yealink 4-1:36.0: unexpected response 0
[  262.544617][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.552403][    C0] yealink 4-1:36.0: unexpected response 0
[  262.562394][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.569384][    C0] yealink 4-1:36.0: unexpected response 0
[  262.579556][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.587026][    C0] yealink 4-1:36.0: unexpected response 0
[  262.597749][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.604956][    C0] yealink 4-1:36.0: unexpected response 0
[  262.615032][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.622391][    C0] yealink 4-1:36.0: unexpected response 0
[  262.632415][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.640379][    C0] yealink 4-1:36.0: unexpected response 0
[  262.651329][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.659119][    C0] yealink 4-1:36.0: unexpected response 0
[  262.669693][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.676910][    C0] yealink 4-1:36.0: unexpected response 0
[  262.687149][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.694782][    C0] yealink 4-1:36.0: unexpected response 0
[  262.705452][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.712875][    C0] yealink 4-1:36.0: unexpected response 0
[  262.723156][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.730401][    C0] yealink 4-1:36.0: unexpected response 0
[  262.740503][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.747521][    C0] yealink 4-1:36.0: unexpected response 0
[  262.757972][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.765361][    C0] yealink 4-1:36.0: unexpected response 0
[  262.775783][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.783317][    C0] yealink 4-1:36.0: unexpected response 0
[  262.793999][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.801330][    C0] yealink 4-1:36.0: unexpected response 0
[  262.811758][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.819158][    C0] yealink 4-1:36.0: unexpected response 0
[  262.829302][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.836641][    C0] yealink 4-1:36.0: unexpected response 0
[  262.847051][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.854839][    C0] yealink 4-1:36.0: unexpected response 0
[  262.866715][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.875225][    C0] yealink 4-1:36.0: unexpected response 0
[  262.886568][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.894658][    C0] yealink 4-1:36.0: unexpected response 0
[  262.905210][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.913013][    C0] yealink 4-1:36.0: unexpected response 0
[  262.924265][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.931699][    C0] yealink 4-1:36.0: unexpected response 0
[  262.942146][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.950029][    C0] yealink 4-1:36.0: unexpected response 0
[  262.960537][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.967963][    C0] yealink 4-1:36.0: unexpected response 0
[  262.978448][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  262.985898][    C0] yealink 4-1:36.0: unexpected response 0
[  262.998356][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.006444][    C0] yealink 4-1:36.0: unexpected response 0
[  263.017824][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.025891][    C0] yealink 4-1:36.0: unexpected response 0
** 2 printk messages dropped **
[  263.044205][    C0] yealink 4-1:36.0: unexpected response 0
[  263.054401][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.061765][    C0] yealink 4-1:36.0: unexpected response 0
[  263.072163][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.079717][    C0] yealink 4-1:36.0: unexpected response 0
[  263.090019][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.098602][    C0] yealink 4-1:36.0: unexpected response 0
[  263.110657][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.118825][    C0] yealink 4-1:36.0: unexpected response 0
[  263.129818][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.137151][    C0] yealink 4-1:36.0: unexpected response 0
[  263.148063][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.155578][    C0] yealink 4-1:36.0: unexpected response 0
[  263.165951][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.173718][    C0] yealink 4-1:36.0: unexpected response 0
[  263.184242][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.191522][    C0] yealink 4-1:36.0: unexpected response 0
[  263.202661][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.209805][    C0] yealink 4-1:36.0: unexpected response 0
[  263.219583][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.227016][    C0] yealink 4-1:36.0: unexpected response 0
[  263.237215][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.244703][    C0] yealink 4-1:36.0: unexpected response 0
[  263.255161][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.262760][    C0] yealink 4-1:36.0: unexpected response 0
[  263.274708][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.282412][    C0] yealink 4-1:36.0: unexpected response 0
[  263.292554][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.300171][    C0] yealink 4-1:36.0: unexpected response 0
[  263.310868][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.318614][    C0] yealink 4-1:36.0: unexpected response 0
[  263.328818][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.336922][    C0] yealink 4-1:36.0: unexpected response 0
[  263.347102][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.354551][    C0] yealink 4-1:36.0: unexpected response 0
[  263.364768][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.371967][    C0] yealink 4-1:36.0: unexpected response 0
[  263.382322][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.389626][    C0] yealink 4-1:36.0: unexpected response 0
[  263.399811][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.407276][    C0] yealink 4-1:36.0: unexpected response 0
[  263.417392][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.425444][    C0] yealink 4-1:36.0: unexpected response 0
[  263.436026][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.443539][    C0] yealink 4-1:36.0: unexpected response 0
[  263.454690][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.461830][    C0] yealink 4-1:36.0: unexpected response 0
[  263.472579][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.480597][    C0] yealink 4-1:36.0: unexpected response 0
[  263.490879][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.498522][    C0] yealink 4-1:36.0: unexpected response 0
[  263.508935][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.517014][    C0] yealink 4-1:36.0: unexpected response 0
[  263.527234][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.534633][    C0] yealink 4-1:36.0: unexpected response 0
[  263.545043][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.552514][    C0] yealink 4-1:36.0: unexpected response 0
[  263.562987][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.570690][    C0] yealink 4-1:36.0: unexpected response 0
[  263.581205][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.588543][    C0] yealink 4-1:36.0: unexpected response 0
[  263.598507][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.606616][    C0] yealink 4-1:36.0: unexpected response 0
[  263.616790][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.624011][    C0] yealink 4-1:36.0: unexpected response 0
[  263.635000][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.642929][    C0] yealink 4-1:36.0: unexpected response 0
[  263.653438][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.661052][    C0] yealink 4-1:36.0: unexpected response 0
[  263.672488][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.679706][    C0] yealink 4-1:36.0: unexpected response 0
[  263.690172][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.697498][    C0] yealink 4-1:36.0: unexpected response 0
[  263.708136][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.715360][    C0] yealink 4-1:36.0: unexpected response 0
[  263.726249][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.733590][    C0] yealink 4-1:36.0: unexpected response 0
[  263.743947][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.752223][    C0] yealink 4-1:36.0: unexpected response 0
[  263.763601][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.771674][    C0] yealink 4-1:36.0: unexpected response 0
[  263.782402][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.789953][    C0] yealink 4-1:36.0: unexpected response 0
[  263.801117][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.808229][    C0] yealink 4-1:36.0: unexpected response 0
[  263.818403][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.825641][    C0] yealink 4-1:36.0: unexpected response 0
[  263.835694][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.843083][    C0] yealink 4-1:36.0: unexpected response 0
[  263.853243][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.860278][    C0] yealink 4-1:36.0: unexpected response 0
[  263.870703][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.878774][    C0] yealink 4-1:36.0: unexpected response 0
[  263.889017][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.896498][    C0] yealink 4-1:36.0: unexpected response 0
[  263.907862][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.915041][    C0] yealink 4-1:36.0: unexpected response 0
[  263.925979][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.934290][    C0] yealink 4-1:36.0: unexpected response 0
[  263.945946][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.954315][    C0] yealink 4-1:36.0: unexpected response 0
[  263.965086][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.972329][    C0] yealink 4-1:36.0: unexpected response 0
[  263.984823][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  263.992960][    C0] yealink 4-1:36.0: unexpected response 0
[  264.005338][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.012878][    C0] yealink 4-1:36.0: unexpected response 0
[  264.023273][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.030917][    C0] yealink 4-1:36.0: unexpected response 0
[  264.041355][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.049215][    C0] yealink 4-1:36.0: unexpected response 0
[  264.059472][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.067007][    C0] yealink 4-1:36.0: unexpected response 0
[  264.078159][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.085387][    C0] yealink 4-1:36.0: unexpected response 0
[  264.095940][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.103353][    C0] yealink 4-1:36.0: unexpected response 0
[  264.113813][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.121199][    C0] yealink 4-1:36.0: unexpected response 0
[  264.132190][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.139825][    C0] yealink 4-1:36.0: unexpected response 0
[  264.151038][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.158222][    C0] yealink 4-1:36.0: unexpected response 0
[  264.168833][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.176284][    C0] yealink 4-1:36.0: unexpected response 0
[  264.186713][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.194743][    C0] yealink 4-1:36.0: unexpected response 0
[  264.206728][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.214277][    C0] yealink 4-1:36.0: unexpected response 0
[  264.225803][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.233217][    C0] yealink 4-1:36.0: unexpected response 0
[  264.243558][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.251190][    C0] yealink 4-1:36.0: unexpected response 0
[  264.262376][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.270345][    C0] yealink 4-1:36.0: unexpected response 0
[  264.280371][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.287765][    C0] yealink 4-1:36.0: unexpected response 0
[  264.298737][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.306319][    C0] yealink 4-1:36.0: unexpected response 0
[  264.316825][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.324803][    C0] yealink 4-1:36.0: unexpected response 0
[  264.335592][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.343289][    C0] yealink 4-1:36.0: unexpected response 0
[  264.354082][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.361130][    C0] yealink 4-1:36.0: unexpected response 0
[  264.371724][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.379219][    C0] yealink 4-1:36.0: unexpected response 0
[  264.389779][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.397681][    C0] yealink 4-1:36.0: unexpected response 0
[  264.409652][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.417437][    C0] yealink 4-1:36.0: unexpected response 0
[  264.428010][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.435304][    C0] yealink 4-1:36.0: unexpected response 0
[  264.447117][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.454914][    C0] yealink 4-1:36.0: unexpected response 0
[  264.465835][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.473519][    C0] yealink 4-1:36.0: unexpected response 0
[  264.484829][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.492364][    C0] yealink 4-1:36.0: unexpected response 0
[  264.502251][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.510290][    C0] yealink 4-1:36.0: unexpected response 0
[  264.522258][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.529508][    C0] yealink 4-1:36.0: unexpected response 0
[  264.540425][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.547874][    C0] yealink 4-1:36.0: unexpected response 0
[  264.558750][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.566285][    C0] yealink 4-1:36.0: unexpected response 0
[  264.577137][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.584877][    C0] yealink 4-1:36.0: unexpected response 0
[  264.596207][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.603554][    C0] yealink 4-1:36.0: unexpected response 0
[  264.613772][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.620879][    C0] yealink 4-1:36.0: unexpected response 0
[  264.631413][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.639299][    C0] yealink 4-1:36.0: unexpected response 0
[  264.649780][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.657401][    C0] yealink 4-1:36.0: unexpected response 0
[  264.667730][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.675504][    C0] yealink 4-1:36.0: unexpected response 0
[  264.685766][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.693348][    C0] yealink 4-1:36.0: unexpected response 0
[  264.704565][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.713024][    C0] yealink 4-1:36.0: unexpected response 0
[  264.723470][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.730970][    C0] yealink 4-1:36.0: unexpected response 0
[  264.741218][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.748458][    C0] yealink 4-1:36.0: unexpected response 0
[  264.758879][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.766462][    C0] yealink 4-1:36.0: unexpected response 0
[  264.777634][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.786010][    C0] yealink 4-1:36.0: unexpected response 0
[  264.797253][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.805635][    C0] yealink 4-1:36.0: unexpected response 0
[  264.815991][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.823564][    C0] yealink 4-1:36.0: unexpected response 0
[  264.833794][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.841114][    C0] yealink 4-1:36.0: unexpected response 0
[  264.851168][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.858550][    C0] yealink 4-1:36.0: unexpected response 0
[  264.868523][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.875941][    C0] yealink 4-1:36.0: unexpected response 0
[  264.886685][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.893760][    C0] yealink 4-1:36.0: unexpected response 0
[  264.904065][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.911157][    C0] yealink 4-1:36.0: unexpected response 0
[  264.921790][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.928842][    C0] yealink 4-1:36.0: unexpected response 0
[  264.938746][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.945963][    C0] yealink 4-1:36.0: unexpected response 0
[  264.956176][    C0] yealink 4-1:36.0: urb_ctl_callback - urb status -71
** 1 printk messages dropped **
[  264.963364][    C0] yealink 4-1:36.0: unexpected response 0