0
[  529.029294][    C0] yealink 1-1:36.0: unexpected response 0
[  529.035960][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.041449][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.048316][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.056183][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.061538][    C1] yealink 2-1:36.0: unexpected response 0
[  529.069357][    C0] yealink 1-1:36.0: unexpected response 0
[  529.075648][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.081295][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.088319][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.094971][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.101700][    C1] yealink 2-1:36.0: unexpected response 0
[  529.108650][    C0] yealink 1-1:36.0: unexpected response 0
[  529.114879][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.120482][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.127389][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.134222][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.140800][    C1] yealink 2-1:36.0: unexpected response 0
[  529.147547][    C0] yealink 1-1:36.0: unexpected response 0
[  529.153797][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.159992][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.166332][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.173239][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.179678][    C1] yealink 2-1:36.0: unexpected response 0
[  529.186905][    C0] yealink 1-1:36.0: unexpected response 0
[  529.193032][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.199149][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.205903][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.212946][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.219422][    C1] yealink 2-1:36.0: unexpected response 0
[  529.226266][    C0] yealink 1-1:36.0: unexpected response 0
[  529.232212][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.238147][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.245018][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.252517][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.258689][    C1] yealink 2-1:36.0: unexpected response 0
[  529.265617][    C0] yealink 1-1:36.0: unexpected response 0
[  529.271903][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.277879][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.284427][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.291028][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.297608][    C1] yealink 2-1:36.0: unexpected response 0
[  529.304656][    C0] yealink 1-1:36.0: unexpected response 0
[  529.311185][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.316853][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.326923][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.333783][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.340284][    C1] yealink 2-1:36.0: unexpected response 0
[  529.347235][    C0] yealink 1-1:36.0: unexpected response 0
[  529.353396][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.359780][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.366346][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.373711][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.379776][    C1] yealink 2-1:36.0: unexpected response 0
[  529.386873][    C0] yealink 1-1:36.0: unexpected response 0
[  529.392938][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.398664][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.405456][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.412455][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.419022][    C1] yealink 2-1:36.0: unexpected response 0
[  529.425795][    C0] yealink 1-1:36.0: unexpected response 0
[  529.431776][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.437490][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.444168][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.451063][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.457653][    C1] yealink 2-1:36.0: unexpected response 0
[  529.464795][    C0] yealink 1-1:36.0: unexpected response 0
[  529.470969][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.477206][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.483600][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.490663][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.497098][    C1] yealink 2-1:36.0: unexpected response 0
[  529.503844][    C0] yealink 1-1:36.0: unexpected response 0
[  529.509959][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.515746][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.522614][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.529529][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.536735][    C1] yealink 2-1:36.0: unexpected response 0
[  529.543657][    C0] yealink 1-1:36.0: unexpected response 0
[  529.549677][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.555876][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.563183][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.570855][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.576244][    C1] yealink 2-1:36.0: unexpected response 0
[  529.582985][    C0] yealink 1-1:36.0: unexpected response 0
[  529.588940][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.594785][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.601398][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.608336][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.614991][    C1] yealink 2-1:36.0: unexpected response 0
[  529.621922][    C0] yealink 1-1:36.0: unexpected response 0
[  529.627891][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.633625][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.640531][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.647857][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.654667][    C1] yealink 2-1:36.0: unexpected response 0
[  529.661416][    C0] yealink 1-1:36.0: unexpected response 0
[  529.668026][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.674000][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.680502][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.687552][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.693905][    C1] yealink 2-1:36.0: unexpected response 0
[  529.700842][    C0] yealink 1-1:36.0: unexpected response 0
[  529.707248][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.712936][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.719880][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.726684][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.733411][    C1] yealink 2-1:36.0: unexpected response 0
[  529.740252][    C0] yealink 1-1:36.0: unexpected response 0
[  529.746367][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.752213][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.758923][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.766673][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.772244][    C1] yealink 2-1:36.0: unexpected response 0
[  529.778995][    C0] yealink 1-1:36.0: unexpected response 0
[  529.785115][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.790779][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.797775][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.804607][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.811185][    C1] yealink 2-1:36.0: unexpected response 0
[  529.817930][    C0] yealink 1-1:36.0: unexpected response 0
[  529.824236][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.829793][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.836543][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.843401][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.850055][    C1] yealink 2-1:36.0: unexpected response 0
[  529.856894][    C0] yealink 1-1:36.0: unexpected response 0
[  529.862977][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.869693][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.876333][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.883097][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.889281][    C1] yealink 2-1:36.0: unexpected response 0
[  529.896124][    C0] yealink 1-1:36.0: unexpected response 0
[  529.902153][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.907983][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.914789][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.921549][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.928527][    C1] yealink 2-1:36.0: unexpected response 0
[  529.935365][    C0] yealink 1-1:36.0: unexpected response 0
[  529.941392][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.947022][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.953730][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  529.961363][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  529.967987][    C1] yealink 2-1:36.0: unexpected response 0
[  529.974825][    C0] yealink 1-1:36.0: unexpected response 0
[  529.980998][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  529.987050][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  529.993374][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.000422][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.006646][    C1] yealink 2-1:36.0: unexpected response 0
[  530.013541][    C0] yealink 1-1:36.0: unexpected response 0
[  530.019606][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.025469][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.032107][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.039044][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.045654][    C1] yealink 2-1:36.0: unexpected response 0
[  530.053795][    C0] yealink 1-1:36.0: unexpected response 0
[  530.061086][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.067542][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.074274][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.082063][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.087822][    C1] yealink 2-1:36.0: unexpected response 0
[  530.094577][    C0] yealink 1-1:36.0: unexpected response 0
[  530.101017][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.106493][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.113531][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.120310][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.127163][    C1] yealink 2-1:36.0: unexpected response 0
[  530.134202][    C0] yealink 1-1:36.0: unexpected response 0
[  530.140448][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.146267][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.152882][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.159770][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.166253][    C1] yealink 2-1:36.0: unexpected response 0
[  530.173186][    C0] yealink 1-1:36.0: unexpected response 0
[  530.179373][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.185627][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.192095][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.199211][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.205416][    C1] yealink 2-1:36.0: unexpected response 0
[  530.212252][    C0] yealink 1-1:36.0: unexpected response 0
[  530.218259][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.224044][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.230717][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.237646][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.244221][    C1] yealink 2-1:36.0: unexpected response 0
[  530.251080][    C0] yealink 1-1:36.0: unexpected response 0
[  530.257102][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.262989][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.269727][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.277405][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.283014][    C1] yealink 2-1:36.0: unexpected response 0
[  530.289855][    C0] yealink 1-1:36.0: unexpected response 0
[  530.296381][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.301837][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.308993][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.315529][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.322057][    C1] yealink 2-1:36.0: unexpected response 0
[  530.328906][    C0] yealink 1-1:36.0: unexpected response 0
[  530.335326][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.341028][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.347841][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.354541][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.361261][    C1] yealink 2-1:36.0: unexpected response 0
[  530.368050][    C0] yealink 1-1:36.0: unexpected response 0
[  530.374052][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.380365][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.386884][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.393792][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.399989][    C1] yealink 2-1:36.0: unexpected response 0
[  530.406743][    C0] yealink 1-1:36.0: unexpected response 0
[  530.412883][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.418587][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.425386][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.432128][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.438676][    C1] yealink 2-1:36.0: unexpected response 0
[  530.445500][    C0] yealink 1-1:36.0: unexpected response 0
[  530.451681][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.457455][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.464318][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.471216][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.477720][    C1] yealink 2-1:36.0: unexpected response 0
[  530.484469][    C0] yealink 1-1:36.0: unexpected response 0
[  530.490655][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.496618][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.503483][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.510697][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.516600][    C1] yealink 2-1:36.0: unexpected response 0
[  530.523454][    C0] yealink 1-1:36.0: unexpected response 0
[  530.529931][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.535673][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.542629][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.549351][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.555935][    C1] yealink 2-1:36.0: unexpected response 0
[  530.562677][    C0] yealink 1-1:36.0: unexpected response 0
[  530.568650][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.575037][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.581854][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.589301][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.595080][    C1] yealink 2-1:36.0: unexpected response 0
[  530.601922][    C0] yealink 1-1:36.0: unexpected response 0
[  530.608200][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.613625][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.620527][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.627339][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.634127][    C1] yealink 2-1:36.0: unexpected response 0
[  530.641052][    C0] yealink 1-1:36.0: unexpected response 0
[  530.646969][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.652984][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.659775][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.666545][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.673269][    C1] yealink 2-1:36.0: unexpected response 0
[  530.680212][    C0] yealink 1-1:36.0: unexpected response 0
[  530.686298][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.692468][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.698815][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.706212][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.712094][    C1] yealink 2-1:36.0: unexpected response 0
[  530.718973][    C0] yealink 1-1:36.0: unexpected response 0
[  530.725285][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.731223][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.737819][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.744712][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.751278][    C1] yealink 2-1:36.0: unexpected response 0
[  530.758206][    C0] yealink 1-1:36.0: unexpected response 0
[  530.764296][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.770038][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.776794][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.783789][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.790669][    C1] yealink 2-1:36.0: unexpected response 0
[  530.797425][    C0] yealink 1-1:36.0: unexpected response 0
[  530.803554][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.810185][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.816416][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.823072][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.829687][    C1] yealink 2-1:36.0: unexpected response 0
[  530.836444][    C0] yealink 1-1:36.0: unexpected response 0
[  530.842410][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.848348][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.855401][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.861850][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.868335][    C1] yealink 2-1:36.0: unexpected response 0
[  530.875071][    C0] yealink 1-1:36.0: unexpected response 0
[  530.881202][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.887124][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.894162][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.901419][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.907780][    C1] yealink 2-1:36.0: unexpected response 0
[  530.914802][    C0] yealink 1-1:36.0: unexpected response 0
[  530.920784][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.926721][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.933576][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.940348][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.946903][    C1] yealink 2-1:36.0: unexpected response 0
[  530.953752][    C0] yealink 1-1:36.0: unexpected response 0
[  530.959738][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  530.965594][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  530.972339][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  530.979311][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  530.985564][    C1] yealink 2-1:36.0: unexpected response 0
[  530.992511][    C0] yealink 1-1:36.0: unexpected response 0
[  530.998771][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.004875][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.011165][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.018211][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.024858][    C1] yealink 2-1:36.0: unexpected response 0
[  531.031708][    C0] yealink 1-1:36.0: unexpected response 0
[  531.037924][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.043924][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.050795][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.057763][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.064337][    C1] yealink 2-1:36.0: unexpected response 0
[  531.071477][    C0] yealink 1-1:36.0: unexpected response 0
[  531.077627][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.083500][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.090362][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.098034][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.103796][    C1] yealink 2-1:36.0: unexpected response 0
[  531.110540][    C0] yealink 1-1:36.0: unexpected response 0
[  531.116894][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.122527][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.129274][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.136023][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.143129][    C1] yealink 2-1:36.0: unexpected response 0
[  531.149891][    C0] yealink 1-1:36.0: unexpected response 0
[  531.155877][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.161854][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.168655][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.175392][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.181788][    C1] yealink 2-1:36.0: unexpected response 0
[  531.188522][    C0] yealink 1-1:36.0: unexpected response 0
[  531.194472][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.200638][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.207309][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.214495][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.220307][    C1] yealink 2-1:36.0: unexpected response 0
[  531.227139][    C0] yealink 1-1:36.0: unexpected response 0
[  531.233098][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.238874][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.245581][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.252639][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.258872][    C1] yealink 2-1:36.0: unexpected response 0
[  531.265654][    C0] yealink 1-1:36.0: unexpected response 0
[  531.271661][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.277436][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.284325][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.291085][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.297638][    C1] yealink 2-1:36.0: unexpected response 0
[  531.304547][    C0] yealink 1-1:36.0: unexpected response 0
[  531.310784][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.316990][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.323503][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.330253][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.336831][    C1] yealink 2-1:36.0: unexpected response 0
[  531.343572][    C0] yealink 1-1:36.0: unexpected response 0
[  531.349630][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.355237][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.361992][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.369240][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.375790][    C1] yealink 2-1:36.0: unexpected response 0
[  531.382535][    C0] yealink 1-1:36.0: unexpected response 0
[  531.388519][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.394153][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.401050][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.408913][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.414516][    C1] yealink 2-1:36.0: unexpected response 0
[  531.421340][    C0] yealink 1-1:36.0: unexpected response 0
[  531.427641][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.433046][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.440387][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.447934][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.453736][    C1] yealink 2-1:36.0: unexpected response 0
[  531.461031][    C0] yealink 1-1:36.0: unexpected response 0
[  531.467420][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.473442][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.480071][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.487078][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.493648][    C1] yealink 2-1:36.0: unexpected response 0
[  531.500589][    C0] yealink 1-1:36.0: unexpected response 0
[  531.507239][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.513148][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.519490][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.526560][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.532907][    C1] yealink 2-1:36.0: unexpected response 0
[  531.539661][    C0] yealink 1-1:36.0: unexpected response 0
[  531.545606][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.551306][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.558147][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.564971][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.571419][    C1] yealink 2-1:36.0: unexpected response 0
[  531.578432][    C0] yealink 1-1:36.0: unexpected response 0
[  531.584484][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.590488][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.597175][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.604040][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.610767][    C1] yealink 2-1:36.0: unexpected response 0
[  531.617687][    C0] yealink 1-1:36.0: unexpected response 0
[  531.623893][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.630276][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.636621][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.643330][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.649862][    C1] yealink 2-1:36.0: unexpected response 0
[  531.656867][    C0] yealink 1-1:36.0: unexpected response 0
[  531.662916][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.668641][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.675906][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.682821][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.689413][    C1] yealink 2-1:36.0: unexpected response 0
[  531.696378][    C0] yealink 1-1:36.0: unexpected response 0
[  531.702694][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.708300][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.715353][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.723064][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.728418][    C1] yealink 2-1:36.0: unexpected response 0
[  531.735206][    C0] yealink 1-1:36.0: unexpected response 0
[  531.741398][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.746897][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.753694][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.760594][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.767095][    C1] yealink 2-1:36.0: unexpected response 0
[  531.774066][    C0] yealink 1-1:36.0: unexpected response 0
[  531.780400][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.786312][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.794105][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.801135][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.807835][    C1] yealink 2-1:36.0: unexpected response 0
[  531.814598][    C0] yealink 1-1:36.0: unexpected response 0
[  531.821159][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.827329][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.833988][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.841350][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.847711][    C1] yealink 2-1:36.0: unexpected response 0
[  531.854499][    C0] yealink 1-1:36.0: unexpected response 0
[  531.860649][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.866542][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.873686][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.880504][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.887110][    C1] yealink 2-1:36.0: unexpected response 0
[  531.893943][    C0] yealink 1-1:36.0: unexpected response 0
[  531.899885][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.905719][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.912487][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.919947][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.926278][    C1] yealink 2-1:36.0: unexpected response 0
[  531.933126][    C0] yealink 1-1:36.0: unexpected response 0
[  531.940677][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.947396][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.953058][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  531.960192][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  531.966530][    C1] yealink 2-1:36.0: unexpected response 0
[  531.973313][    C0] yealink 1-1:36.0: unexpected response 0
[  531.979722][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  531.986101][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  531.993154][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.001171][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.010931][    C1] yealink 2-1:36.0: unexpected response 0
[  532.019695][    C0] yealink 1-1:36.0: unexpected response 0
[  532.026348][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.032837][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.039799][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.047829][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.059430][    C1] yealink 2-1:36.0: unexpected response 0
[  532.067330][    C0] yealink 1-1:36.0: unexpected response 0
[  532.073558][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.079430][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.086195][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.093670][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.103543][    C1] yealink 2-1:36.0: unexpected response 0
[  532.116527][    C0] yealink 1-1:36.0: unexpected response 0
[  532.128364][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.134899][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.141263][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.148144][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.154376][    C1] yealink 2-1:36.0: unexpected response 0
[  532.161221][    C0] yealink 1-1:36.0: unexpected response 0
[  532.167480][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.173265][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.179962][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.186770][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.193564][    C1] yealink 2-1:36.0: unexpected response 0
[  532.200398][    C0] yealink 1-1:36.0: unexpected response 0
[  532.206582][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.212210][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.219015][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.227053][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.232633][    C1] yealink 2-1:36.0: unexpected response 0
[  532.239489][    C0] yealink 1-1:36.0: unexpected response 0
[  532.246108][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.251479][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.258562][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.265102][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.271648][    C1] yealink 2-1:36.0: unexpected response 0
[  532.278713][    C0] yealink 1-1:36.0: unexpected response 0
[  532.284959][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.290698][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.297577][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.304325][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.310717][    C1] yealink 2-1:36.0: unexpected response 0
[  532.317474][    C0] yealink 1-1:36.0: unexpected response 0
[  532.323656][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.330239][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.336359][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.343070][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.349578][    C1] yealink 2-1:36.0: unexpected response 0
[  532.356584][    C0] yealink 1-1:36.0: unexpected response 0
[  532.363414][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.369677][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.377577][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.384197][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.390705][    C1] yealink 2-1:36.0: unexpected response 0
[  532.397474][    C0] yealink 1-1:36.0: unexpected response 0
[  532.403700][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.409676][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.416463][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.423194][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.429691][    C1] yealink 2-1:36.0: unexpected response 0
[  532.436529][    C0] yealink 1-1:36.0: unexpected response 0
[  532.442903][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.449134][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.455868][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.462551][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.469002][    C1] yealink 2-1:36.0: unexpected response 0
[  532.475855][    C0] yealink 1-1:36.0: unexpected response 0
[  532.482031][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.487669][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.494525][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.501348][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.508292][    C1] yealink 2-1:36.0: unexpected response 0
[  532.515480][    C0] yealink 1-1:36.0: unexpected response 0
[  532.521469][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.527191][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.534630][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.541963][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.548072][    C1] yealink 2-1:36.0: unexpected response 0
[  532.555003][    C0] yealink 1-1:36.0: unexpected response 0
[  532.561731][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.567083][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.574052][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.581289][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.588045][    C1] yealink 2-1:36.0: unexpected response 0
[  532.595036][    C0] yealink 1-1:36.0: unexpected response 0
[  532.601394][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.607253][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.614479][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.626510][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.633505][    C1] yealink 2-1:36.0: unexpected response 0
[  532.640712][    C0] yealink 1-1:36.0: unexpected response 0
[  532.647172][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.653317][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.660910][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.668217][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.674455][    C1] yealink 2-1:36.0: unexpected response 0
[  532.681286][    C0] yealink 1-1:36.0: unexpected response 0
[  532.687406][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.693256][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.700223][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.707131][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.713674][    C1] yealink 2-1:36.0: unexpected response 0
[  532.720425][    C0] yealink 1-1:36.0: unexpected response 0
[  532.726496][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.732293][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.739596][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.746891][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.752644][    C1] yealink 2-1:36.0: unexpected response 0
[  532.759386][    C0] yealink 1-1:36.0: unexpected response 0
[  532.766741][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.772760][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.779891][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.786701][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.793419][    C1] yealink 2-1:36.0: unexpected response 0
[  532.800346][    C0] yealink 1-1:36.0: unexpected response 0
[  532.806384][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.812131][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.818952][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.825687][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.832203][    C1] yealink 2-1:36.0: unexpected response 0
[  532.839069][    C0] yealink 1-1:36.0: unexpected response 0
[  532.845242][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.851184][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.858072][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.865557][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.871242][    C1] yealink 2-1:36.0: unexpected response 0
[  532.878000][    C0] yealink 1-1:36.0: unexpected response 0
[  532.884034][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.889812][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.896531][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.903274][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.909802][    C1] yealink 2-1:36.0: unexpected response 0
[  532.916574][    C0] yealink 1-1:36.0: unexpected response 0
[  532.922567][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.928308][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.935216][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.942290][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.948377][    C1] yealink 2-1:36.0: unexpected response 0
[  532.955210][    C0] yealink 1-1:36.0: unexpected response 0
[  532.961518][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  532.967414][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  532.973899][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  532.980469][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  532.987053][    C1] yealink 2-1:36.0: unexpected response 0
[  532.993813][    C0] yealink 1-1:36.0: unexpected response 0
[  533.000006][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.005674][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.012523][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.019269][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.025777][    C1] yealink 2-1:36.0: unexpected response 0
[  533.032520][    C0] yealink 1-1:36.0: unexpected response 0
[  533.038711][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.044807][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.051539][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.058628][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.064795][    C1] yealink 2-1:36.0: unexpected response 0
[  533.071629][    C0] yealink 1-1:36.0: unexpected response 0
[  533.077920][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.083456][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.090312][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.097296][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.103984][    C1] yealink 2-1:36.0: unexpected response 0
[  533.110841][    C0] yealink 1-1:36.0: unexpected response 0
[  533.116821][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.122591][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.129476][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.136175][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.142991][    C1] yealink 2-1:36.0: unexpected response 0
[  533.149833][    C0] yealink 1-1:36.0: unexpected response 0
[  533.156021][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.161979][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.169335][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.176188][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.182180][    C1] yealink 2-1:36.0: unexpected response 0
[  533.188941][    C0] yealink 1-1:36.0: unexpected response 0
[  533.195082][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.200935][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.207814][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.214722][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.221421][    C1] yealink 2-1:36.0: unexpected response 0
[  533.229043][    C0] yealink 1-1:36.0: unexpected response 0
[  533.235513][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.241518][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.248523][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.255870][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.261495][    C1] yealink 2-1:36.0: unexpected response 0
[  533.268569][    C0] yealink 1-1:36.0: unexpected response 0
[  533.274848][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.280683][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.287495][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.294533][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.301220][    C1] yealink 2-1:36.0: unexpected response 0
[  533.308012][    C0] yealink 1-1:36.0: unexpected response 0
[  533.314001][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.319748][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.326452][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.333464][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.339737][    C1] yealink 2-1:36.0: unexpected response 0
[  533.346594][    C0] yealink 1-1:36.0: unexpected response 0
[  533.352915][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.359225][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.365744][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.373141][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.379015][    C1] yealink 2-1:36.0: unexpected response 0
[  533.385777][    C0] yealink 1-1:36.0: unexpected response 0
[  533.391766][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.397757][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.404779][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.411594][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.418071][    C1] yealink 2-1:36.0: unexpected response 0
[  533.424864][    C0] yealink 1-1:36.0: unexpected response 0
[  533.431034][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.437201][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.443990][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.451537][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.457370][    C1] yealink 2-1:36.0: unexpected response 0
[  533.464204][    C0] yealink 1-1:36.0: unexpected response 0
[  533.470341][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.475829][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.482773][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.489723][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.496294][    C1] yealink 2-1:36.0: unexpected response 0
[  533.503126][    C0] yealink 1-1:36.0: unexpected response 0
[  533.509148][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.514894][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.521790][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.528602][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.535290][    C1] yealink 2-1:36.0: unexpected response 0
[  533.542121][    C0] yealink 1-1:36.0: unexpected response 0
[  533.548350][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.554748][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.561323][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.568208][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.574415][    C1] yealink 2-1:36.0: unexpected response 0
[  533.581965][    C0] yealink 1-1:36.0: unexpected response 0
[  533.588502][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.594344][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.600970][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.607943][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.614557][    C1] yealink 2-1:36.0: unexpected response 0
[  533.621307][    C0] yealink 1-1:36.0: unexpected response 0
[  533.627306][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.632972][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.639724][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.646548][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.653184][    C1] yealink 2-1:36.0: unexpected response 0
[  533.653516][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.660060][    C0] yealink 1-1:36.0: unexpected response 0
[  533.666365][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.672316][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.678408][    C1] yealink 2-1:36.0: unexpected response 0
[  533.685769][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.692743][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.699462][    C0] yealink 1-1:36.0: unexpected response 0
[  533.705601][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.711306][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.718087][    C1] yealink 2-1:36.0: unexpected response 0
[  533.725147][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.732345][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.739063][    C0] yealink 1-1:36.0: unexpected response 0
[  533.745199][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.751204][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.757782][    C1] yealink 2-1:36.0: unexpected response 0
[  533.765756][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.771968][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.778271][    C0] yealink 1-1:36.0: unexpected response 0
[  533.784326][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.790113][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.796692][    C1] yealink 2-1:36.0: unexpected response 0
[  533.803685][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.811224][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.817958][    C0] yealink 1-1:36.0: unexpected response 0
[  533.824000][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.830081][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.837001][    C1] yealink 2-1:36.0: unexpected response 0
[  533.844532][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.851391][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.858038][    C0] yealink 1-1:36.0: unexpected response 0
[  533.864489][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.870475][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.876396][    C1] yealink 2-1:36.0: unexpected response 0
[  533.883812][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.890484][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.896811][    C0] yealink 1-1:36.0: unexpected response 0
[  533.902793][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.908605][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.915059][    C1] yealink 2-1:36.0: unexpected response 0
[  533.922053][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.928889][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.935475][    C0] yealink 1-1:36.0: unexpected response 0
[  533.941548][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.947393][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.953838][    C1] yealink 2-1:36.0: unexpected response 0
[  533.961286][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  533.968127][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  533.974420][    C0] yealink 1-1:36.0: unexpected response 0
[  533.980877][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  533.986931][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  533.993145][    C1] yealink 2-1:36.0: unexpected response 0
[  534.000709][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.007122][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.013743][    C0] yealink 1-1:36.0: unexpected response 0
[  534.019784][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.025520][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.031993][    C1] yealink 2-1:36.0: unexpected response 0
[  534.038979][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.045868][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.052356][    C0] yealink 1-1:36.0: unexpected response 0
[  534.058299][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.064080][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.070671][    C1] yealink 2-1:36.0: unexpected response 0
[  534.078468][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.085143][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.092660][    C0] yealink 1-1:36.0: unexpected response 0
[  534.098812][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.104479][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.111232][    C1] yealink 2-1:36.0: unexpected response 0
[  534.118407][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.125729][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.132580][    C0] yealink 1-1:36.0: unexpected response 0
[  534.138628][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.144750][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.151131][    C1] yealink 2-1:36.0: unexpected response 0
[  534.158335][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.165182][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.171774][    C0] yealink 1-1:36.0: unexpected response 0
[  534.178182][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.184060][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.190661][    C1] yealink 2-1:36.0: unexpected response 0
[  534.198096][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.204560][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.211117][    C0] yealink 1-1:36.0: unexpected response 0
[  534.217092][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.222895][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.229319][    C1] yealink 2-1:36.0: unexpected response 0
[  534.236306][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.243109][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.250836][    C0] yealink 1-1:36.0: unexpected response 0
[  534.257713][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.264870][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.270624][    C1] yealink 2-1:36.0: unexpected response 0
[  534.278647][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.285535][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.290651][    C0] yealink 1-1:36.0: unexpected response 0
[  534.298322][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.305088][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.310956][    C1] yealink 2-1:36.0: unexpected response 0
[  534.317944][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.325353][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.331252][    C0] yealink 1-1:36.0: unexpected response 0
[  534.338728][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.345609][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.351006][    C1] yealink 2-1:36.0: unexpected response 0
[  534.357967][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.364963][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.370426][    C0] yealink 1-1:36.0: unexpected response 0
[  534.378112][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.385097][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.390286][    C1] yealink 2-1:36.0: unexpected response 0
[  534.407705][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.418714][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.424076][    C0] yealink 1-1:36.0: unexpected response 0
[  534.431166][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.438220][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.443746][    C1] yealink 2-1:36.0: unexpected response 0
[  534.450729][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.458102][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.463197][    C0] yealink 1-1:36.0: unexpected response 0
[  534.470272][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.477482][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.482441][    C1] yealink 2-1:36.0: unexpected response 0
[  534.490134][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.496486][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.501740][    C0] yealink 1-1:36.0: unexpected response 0
[  534.509029][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.515811][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.521332][    C1] yealink 2-1:36.0: unexpected response 0
[  534.528534][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.535364][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.540805][    C0] yealink 1-1:36.0: unexpected response 0
[  534.547917][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.555358][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.560550][    C1] yealink 2-1:36.0: unexpected response 0
[  534.567583][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.574989][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.580510][    C0] yealink 1-1:36.0: unexpected response 0
[  534.587821][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.594778][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.600395][    C1] yealink 2-1:36.0: unexpected response 0
[  534.607940][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.614655][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.619831][    C0] yealink 1-1:36.0: unexpected response 0
[  534.626936][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.633886][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.639267][    C1] yealink 2-1:36.0: unexpected response 0
[  534.646260][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.653151][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.658697][    C0] yealink 1-1:36.0: unexpected response 0
[  534.665734][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.672924][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.678355][    C1] yealink 2-1:36.0: unexpected response 0
[  534.686479][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.692583][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.698045][    C0] yealink 1-1:36.0: unexpected response 0
[  534.705385][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.711874][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.717484][    C1] yealink 2-1:36.0: unexpected response 0
[  534.724525][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.731302][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.736767][    C0] yealink 1-1:36.0: unexpected response 0
[  534.743794][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.750904][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.759438][    C1] yealink 2-1:36.0: unexpected response 0
[  534.766449][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.773350][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.778890][    C0] yealink 1-1:36.0: unexpected response 0
[  534.786285][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.793599][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.799384][    C1] yealink 2-1:36.0: unexpected response 0
[  534.807086][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.813799][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.819077][    C0] yealink 1-1:36.0: unexpected response 0
[  534.826092][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.832893][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.838328][    C1] yealink 2-1:36.0: unexpected response 0
[  534.845279][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.852203][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.857650][    C0] yealink 1-1:36.0: unexpected response 0
[  534.864803][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.871608][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.877226][    C1] yealink 2-1:36.0: unexpected response 0
[  534.885136][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.891440][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.896777][    C0] yealink 1-1:36.0: unexpected response 0
[  534.903765][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.910603][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.916059][    C1] yealink 2-1:36.0: unexpected response 0
[  534.923066][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.929925][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.935513][    C0] yealink 1-1:36.0: unexpected response 0
[  534.942921][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.949967][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.955216][    C1] yealink 2-1:36.0: unexpected response 0
[  534.962187][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  534.969216][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  534.975003][    C0] yealink 1-1:36.0: unexpected response 0
[  534.982037][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  534.989698][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  534.994831][    C1] yealink 2-1:36.0: unexpected response 0
[  535.002557][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.008983][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.014481][    C0] yealink 1-1:36.0: unexpected response 0
[  535.021987][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.028566][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.034131][    C1] yealink 2-1:36.0: unexpected response 0
[  535.041146][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.048571][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.054097][    C0] yealink 1-1:36.0: unexpected response 0
[  535.061480][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.068336][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.073925][    C1] yealink 2-1:36.0: unexpected response 0
[  535.081293][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.088105][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.093575][    C0] yealink 1-1:36.0: unexpected response 0
[  535.101044][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.108558][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.113227][    C1] yealink 2-1:36.0: unexpected response 0
[  535.120619][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.126993][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.132863][    C0] yealink 1-1:36.0: unexpected response 0
[  535.140087][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.147591][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.153218][    C1] yealink 2-1:36.0: unexpected response 0
[  535.160720][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.168054][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.173402][    C0] yealink 1-1:36.0: unexpected response 0
[  535.180490][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.187685][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.192887][    C1] yealink 2-1:36.0: unexpected response 0
[  535.200811][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.206816][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.212110][    C0] yealink 1-1:36.0: unexpected response 0
[  535.219290][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.225888][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.231356][    C1] yealink 2-1:36.0: unexpected response 0
[  535.238475][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.245210][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.250753][    C0] yealink 1-1:36.0: unexpected response 0
[  535.257910][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.264611][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.270042][    C1] yealink 2-1:36.0: unexpected response 0
[  535.277045][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.283877][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.289267][    C0] yealink 1-1:36.0: unexpected response 0
[  535.296542][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.303681][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.308818][    C1] yealink 2-1:36.0: unexpected response 0
[  535.316206][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.322725][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.328443][    C0] yealink 1-1:36.0: unexpected response 0
[  535.335821][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.342660][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.348210][    C1] yealink 2-1:36.0: unexpected response 0
[  535.355253][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.362316][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.367861][    C0] yealink 1-1:36.0: unexpected response 0
[  535.374839][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.381647][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.387957][    C1] yealink 2-1:36.0: unexpected response 0
[  535.395259][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.402461][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.408457][    C0] yealink 1-1:36.0: unexpected response 0
[  535.415962][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.423317][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.428139][    C1] yealink 2-1:36.0: unexpected response 0
[  535.435546][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.441896][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.447489][    C0] yealink 1-1:36.0: unexpected response 0
[  535.454552][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.461813][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.467344][    C1] yealink 2-1:36.0: unexpected response 0
[  535.467637][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.474382][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.481181][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.486670][    C0] yealink 1-1:36.0: unexpected response 0
[  535.493406][    C1] yealink 2-1:36.0: unexpected response 0
[  535.501670][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.506915][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.513325][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.520169][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.525528][    C0] yealink 1-1:36.0: unexpected response 0
[  535.532277][    C1] yealink 2-1:36.0: unexpected response 0
[  535.532568][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.539287][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.545167][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.551928][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.558664][    C1] yealink 2-1:36.0: unexpected response 0
[  535.564517][    C0] yealink 1-1:36.0: unexpected response 0
[  535.571562][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.578279][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.584232][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.590975][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.597611][    C1] yealink 2-1:36.0: unexpected response 0
[  535.603350][    C0] yealink 1-1:36.0: unexpected response 0
[  535.610672][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.617670][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.623215][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.630168][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.636296][    C1] yealink 2-1:36.0: unexpected response 0
[  535.642001][    C0] yealink 1-1:36.0: unexpected response 0
[  535.649008][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.655947][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.661856][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.668812][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.675379][    C1] yealink 2-1:36.0: unexpected response 0
[  535.675665][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.681285][    C0] yealink 1-1:36.0: unexpected response 0
[  535.688339][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.695295][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.700986][    C1] yealink 2-1:36.0: unexpected response 0
[  535.701231][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.708816][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.715292][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.720660][    C0] yealink 1-1:36.0: unexpected response 0
[  535.727407][    C1] yealink 2-1:36.0: unexpected response 0
[  535.734794][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.740194][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.746933][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.753776][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.759480][    C0] yealink 1-1:36.0: unexpected response 0
[  535.766315][    C1] yealink 2-1:36.0: unexpected response 0
[  535.773322][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.779019][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.785781][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.792522][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.798290][    C0] yealink 1-1:36.0: unexpected response 0
[  535.805116][    C1] yealink 2-1:36.0: unexpected response 0
[  535.813163][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.818324][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.825311][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.832217][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.837680][    C0] yealink 1-1:36.0: unexpected response 0
[  535.844431][    C1] yealink 2-1:36.0: unexpected response 0
[  535.851396][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.857531][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.864417][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.871093][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.876585][    C0] yealink 1-1:36.0: unexpected response 0
[  535.883681][    C1] yealink 2-1:36.0: unexpected response 0
[  535.891319][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.897155][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.904671][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.912647][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.917823][    C0] yealink 1-1:36.0: unexpected response 0
[  535.924683][    C1] yealink 2-1:36.0: unexpected response 0
[  535.932567][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.937408][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.944220][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.950934][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.956412][    C0] yealink 1-1:36.0: unexpected response 0
[  535.963160][    C1] yealink 2-1:36.0: unexpected response 0
[  535.970177][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  535.975919][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  535.982774][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  535.989345][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  535.994850][    C0] yealink 1-1:36.0: unexpected response 0
[  536.001676][    C1] yealink 2-1:36.0: unexpected response 0
[  536.008677][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.014819][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.022263][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.028264][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.033776][    C0] yealink 1-1:36.0: unexpected response 0
[  536.040689][    C1] yealink 2-1:36.0: unexpected response 0
[  536.047936][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.053674][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.060901][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.067611][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.073116][    C0] yealink 1-1:36.0: unexpected response 0
[  536.079908][    C1] yealink 2-1:36.0: unexpected response 0
[  536.086968][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.093837][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.099737][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.105497][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.112147][    C0] yealink 1-1:36.0: unexpected response 0
[  536.118996][    C1] yealink 2-1:36.0: unexpected response 0
[  536.126548][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.133143][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.139885][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.145226][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.152008][    C0] yealink 1-1:36.0: unexpected response 0
[  536.158784][    C1] yealink 2-1:36.0: unexpected response 0
[  536.165916][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.172676][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.178802][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.184369][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.190929][    C0] yealink 1-1:36.0: unexpected response 0
[  536.197772][    C1] yealink 2-1:36.0: unexpected response 0
[  536.204766][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.212037][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.218736][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.224379][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.230586][    C0] yealink 1-1:36.0: unexpected response 0
[  536.237741][    C1] yealink 2-1:36.0: unexpected response 0
[  536.245195][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.251698][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.257450][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.263294][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.270051][    C0] yealink 1-1:36.0: unexpected response 0
[  536.276810][    C1] yealink 2-1:36.0: unexpected response 0
[  536.283817][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.290766][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.296719][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.303824][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.309450][    C0] yealink 1-1:36.0: unexpected response 0
[  536.316246][    C1] yealink 2-1:36.0: unexpected response 0
[  536.324301][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.329553][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.336044][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.343130][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.349489][    C0] yealink 1-1:36.0: unexpected response 0
[  536.355208][    C1] yealink 2-1:36.0: unexpected response 0
[  536.361454][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.368439][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.375124][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.381880][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.388427][    C0] yealink 1-1:36.0: unexpected response 0
[  536.394131][    C1] yealink 2-1:36.0: unexpected response 0
[  536.400066][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.407136][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.414316][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.421521][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.428105][    C0] yealink 1-1:36.0: unexpected response 0
[  536.433917][    C1] yealink 2-1:36.0: unexpected response 0
[  536.440850][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.448312][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.456357][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.463369][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.469880][    C0] yealink 1-1:36.0: unexpected response 0
[  536.475583][    C1] yealink 2-1:36.0: unexpected response 0
[  536.481535][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.488634][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.495509][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.502260][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.508959][    C0] yealink 1-1:36.0: unexpected response 0
[  536.514679][    C1] yealink 2-1:36.0: unexpected response 0
[  536.520991][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.528300][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.535275][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.541897][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.548278][    C0] yealink 1-1:36.0: unexpected response 0
[  536.554273][    C1] yealink 2-1:36.0: unexpected response 0
[  536.560650][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.567298][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.574116][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.580712][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.587357][    C0] yealink 1-1:36.0: unexpected response 0
[  536.593070][    C1] yealink 2-1:36.0: unexpected response 0
[  536.599124][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.606745][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.614457][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.619895][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.626372][    C0] yealink 1-1:36.0: unexpected response 0
[  536.632181][    C1] yealink 2-1:36.0: unexpected response 0
[  536.639031][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.645173][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.652129][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.659150][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.665710][    C0] yealink 1-1:36.0: unexpected response 0
[  536.671552][    C1] yealink 2-1:36.0: unexpected response 0
[  536.677642][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.684701][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.691886][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.698954][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.705366][    C0] yealink 1-1:36.0: unexpected response 0
[  536.711272][    C1] yealink 2-1:36.0: unexpected response 0
[  536.717333][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.724236][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.731571][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.738340][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.744734][    C0] yealink 1-1:36.0: unexpected response 0
[  536.750525][    C1] yealink 2-1:36.0: unexpected response 0
[  536.757056][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.763701][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.770818][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.777277][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.783847][    C0] yealink 1-1:36.0: unexpected response 0
[  536.789591][    C1] yealink 2-1:36.0: unexpected response 0
[  536.795553][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.802772][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.809376][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.816120][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.822666][    C0] yealink 1-1:36.0: unexpected response 0
[  536.828397][    C1] yealink 2-1:36.0: unexpected response 0
[  536.834847][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.841412][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.848433][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.855129][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.862113][    C0] yealink 1-1:36.0: unexpected response 0
[  536.867936][    C1] yealink 2-1:36.0: unexpected response 0
[  536.873937][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.880839][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.887785][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.894597][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.901123][    C0] yealink 1-1:36.0: unexpected response 0
[  536.906942][    C1] yealink 2-1:36.0: unexpected response 0
[  536.913060][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.919784][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.926663][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.933671][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.940172][    C0] yealink 1-1:36.0: unexpected response 0
[  536.946775][    C1] yealink 2-1:36.0: unexpected response 0
[  536.953232][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.959531][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  536.966978][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  536.973275][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  536.979915][    C0] yealink 1-1:36.0: unexpected response 0
[  536.986277][    C1] yealink 2-1:36.0: unexpected response 0
[  536.992248][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  536.999251][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.006332][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.012976][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.020238][    C0] yealink 1-1:36.0: unexpected response 0
[  537.026212][    C1] yealink 2-1:36.0: unexpected response 0
[  537.026662][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.032459][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.039337][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.047621][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.053425][    C1] yealink 2-1:36.0: unexpected response 0
[  537.063801][    C0] yealink 1-1:36.0: unexpected response 0
[  537.070723][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.078888][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.090696][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.098952][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.108590][    C1] yealink 2-1:36.0: unexpected response 0
[  537.115795][    C0] yealink 1-1:36.0: unexpected response 0
[  537.122321][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.130976][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.140042][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.147644][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.153863][    C1] yealink 2-1:36.0: unexpected response 0
[  537.161423][    C0] yealink 1-1:36.0: unexpected response 0
[  537.167881][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.173973][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.180606][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.187725][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.194329][    C1] yealink 2-1:36.0: unexpected response 0
[  537.201258][    C0] yealink 1-1:36.0: unexpected response 0
[  537.207219][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.213087][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.220205][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.227177][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.234337][    C1] yealink 2-1:36.0: unexpected response 0
[  537.244970][    C0] yealink 1-1:36.0: unexpected response 0
[  537.252657][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.259643][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.268098][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.275119][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.281301][    C1] yealink 2-1:36.0: unexpected response 0
[  537.288162][    C0] yealink 1-1:36.0: unexpected response 0
[  537.294122][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.300310][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.307507][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.314304][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.320939][    C1] yealink 2-1:36.0: unexpected response 0
[  537.327713][    C0] yealink 1-1:36.0: unexpected response 0
[  537.334010][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.339633][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.346639][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.353915][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.360381][    C1] yealink 2-1:36.0: unexpected response 0
[  537.367290][    C0] yealink 1-1:36.0: unexpected response 0
[  537.374510][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.380574][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.386890][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.393939][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.400679][    C1] yealink 2-1:36.0: unexpected response 0
[  537.409024][    C0] yealink 1-1:36.0: unexpected response 0
[  537.415747][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.421587][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.428386][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.435680][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.442290][    C1] yealink 2-1:36.0: unexpected response 0
[  537.449176][    C0] yealink 1-1:36.0: unexpected response 0
[  537.455658][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.462693][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.468918][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.475941][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.482027][    C1] yealink 2-1:36.0: unexpected response 0
[  537.488804][    C0] yealink 1-1:36.0: unexpected response 0
[  537.495386][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.501041][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.507616][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.514619][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.521445][    C1] yealink 2-1:36.0: unexpected response 0
[  537.528193][    C0] yealink 1-1:36.0: unexpected response 0
[  537.534961][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.540019][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.547209][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.554747][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.560183][    C1] yealink 2-1:36.0: unexpected response 0
[  537.566920][    C0] yealink 1-1:36.0: unexpected response 0
[  537.573627][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.578656][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.585484][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.592217][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.598724][    C1] yealink 2-1:36.0: unexpected response 0
[  537.605497][    C0] yealink 1-1:36.0: unexpected response 0
[  537.611496][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.617334][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.623946][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.630695][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.637244][    C1] yealink 2-1:36.0: unexpected response 0
[  537.643997][    C0] yealink 1-1:36.0: unexpected response 0
[  537.650169][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.656277][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.662898][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.669913][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.676174][    C1] yealink 2-1:36.0: unexpected response 0
[  537.683110][    C0] yealink 1-1:36.0: unexpected response 0
[  537.689276][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.695115][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.701850][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.708815][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.716171][    C1] yealink 2-1:36.0: unexpected response 0
[  537.722930][    C0] yealink 1-1:36.0: unexpected response 0
[  537.729234][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.734864][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.741625][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.748470][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.755074][    C1] yealink 2-1:36.0: unexpected response 0
[  537.762031][    C0] yealink 1-1:36.0: unexpected response 0
[  537.768260][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.774369][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.780678][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.787886][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.794086][    C1] yealink 2-1:36.0: unexpected response 0
[  537.800828][    C0] yealink 1-1:36.0: unexpected response 0
[  537.806866][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.812554][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.819215][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.825932][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.832474][    C1] yealink 2-1:36.0: unexpected response 0
[  537.839207][    C0] yealink 1-1:36.0: unexpected response 0
[  537.845298][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.850938][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.857897][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.865124][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.870910][    C1] yealink 2-1:36.0: unexpected response 0
[  537.877651][    C0] yealink 1-1:36.0: unexpected response 0
[  537.883561][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.889265][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.896111][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.902919][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.909369][    C1] yealink 2-1:36.0: unexpected response 0
[  537.916288][    C0] yealink 1-1:36.0: unexpected response 0
[  537.922222][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.927941][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.935007][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.941855][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.948411][    C1] yealink 2-1:36.0: unexpected response 0
[  537.955168][    C0] yealink 1-1:36.0: unexpected response 0
[  537.961666][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  537.967653][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  537.973951][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  537.981102][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  537.987182][    C1] yealink 2-1:36.0: unexpected response 0
[  537.993945][    C0] yealink 1-1:36.0: unexpected response 0
[  537.999971][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.005798][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.012894][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.019874][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.027181][    C1] yealink 2-1:36.0: unexpected response 0
[  538.034299][    C0] yealink 1-1:36.0: unexpected response 0
[  538.040400][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.046340][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.053520][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.061336][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.068167][    C1] yealink 2-1:36.0: unexpected response 0
[  538.075122][    C0] yealink 1-1:36.0: unexpected response 0
[  538.081564][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.087067][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.094291][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.101132][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.107411][    C1] yealink 2-1:36.0: unexpected response 0
[  538.114150][    C0] yealink 1-1:36.0: unexpected response 0
[  538.120082][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.126245][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.133914][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.140910][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.147490][    C1] yealink 2-1:36.0: unexpected response 0
[  538.154666][    C0] yealink 1-1:36.0: unexpected response 0
[  538.160673][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.167049][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.173626][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.180505][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.187076][    C1] yealink 2-1:36.0: unexpected response 0
[  538.193958][    C0] yealink 1-1:36.0: unexpected response 0
[  538.200535][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.206500][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.213060][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.219982][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.226432][    C1] yealink 2-1:36.0: unexpected response 0
[  538.233265][    C0] yealink 1-1:36.0: unexpected response 0
[  538.239432][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.245205][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.251835][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.258721][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.265615][    C1] yealink 2-1:36.0: unexpected response 0
[  538.272467][    C0] yealink 1-1:36.0: unexpected response 0
[  538.279046][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.285265][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.291542][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.298806][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.304913][    C1] yealink 2-1:36.0: unexpected response 0
[  538.311661][    C0] yealink 1-1:36.0: unexpected response 0
[  538.317886][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.323625][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.330408][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.337227][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.343873][    C1] yealink 2-1:36.0: unexpected response 0
[  538.350643][    C0] yealink 1-1:36.0: unexpected response 0
[  538.356717][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.362765][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.370015][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.377413][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.383168][    C1] yealink 2-1:36.0: unexpected response 0
[  538.389909][    C0] yealink 1-1:36.0: unexpected response 0
[  538.396377][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.402357][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.409041][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.415881][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.422366][    C1] yealink 2-1:36.0: unexpected response 0
[  538.429106][    C0] yealink 1-1:36.0: unexpected response 0
[  538.435026][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.440794][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.447628][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.454601][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.461011][    C1] yealink 2-1:36.0: unexpected response 0
[  538.467785][    C0] yealink 1-1:36.0: unexpected response 0
[  538.474032][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.480221][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.486790][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.493846][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.500143][    C1] yealink 2-1:36.0: unexpected response 0
[  538.507116][    C0] yealink 1-1:36.0: unexpected response 0
[  538.513189][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.519191][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.526186][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.532917][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.540014][    C1] yealink 2-1:36.0: unexpected response 0
[  538.546855][    C0] yealink 1-1:36.0: unexpected response 0
[  538.553102][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.558539][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.565435][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.573023][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.578592][    C1] yealink 2-1:36.0: unexpected response 0
[  538.585421][    C0] yealink 1-1:36.0: unexpected response 0
[  538.591829][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.597383][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.604312][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.611632][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.618275][    C1] yealink 2-1:36.0: unexpected response 0
[  538.625560][    C0] yealink 1-1:36.0: unexpected response 0
[  538.631983][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.637721][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.644325][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.651104][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.658612][    C1] yealink 2-1:36.0: unexpected response 0
[  538.665463][    C0] yealink 1-1:36.0: unexpected response 0
[  538.671536][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.677489][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.684148][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.691337][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.697176][    C1] yealink 2-1:36.0: unexpected response 0
[  538.703915][    C0] yealink 1-1:36.0: unexpected response 0
[  538.709835][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.715537][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.722330][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.729137][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.735625][    C1] yealink 2-1:36.0: unexpected response 0
[  538.742469][    C0] yealink 1-1:36.0: unexpected response 0
[  538.748435][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.754080][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.760812][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.767567][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.774120][    C1] yealink 2-1:36.0: unexpected response 0
[  538.780873][    C0] yealink 1-1:36.0: unexpected response 0
[  538.787287][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.793449][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.799515][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.806168][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.812712][    C1] yealink 2-1:36.0: unexpected response 0
[  538.819816][    C0] yealink 1-1:36.0: unexpected response 0
[  538.825803][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.831603][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.838659][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.845735][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.853812][    C1] yealink 2-1:36.0: unexpected response 0
[  538.861020][    C0] yealink 1-1:36.0: unexpected response 0
[  538.867096][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.872715][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.879766][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.887276][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.893096][    C1] yealink 2-1:36.0: unexpected response 0
[  538.899950][    C0] yealink 1-1:36.0: unexpected response 0
[  538.906121][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.911722][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.918373][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.925229][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.931773][    C1] yealink 2-1:36.0: unexpected response 0
[  538.938696][    C0] yealink 1-1:36.0: unexpected response 0
[  538.944660][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.950407][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.957140][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  538.964048][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  538.970605][    C1] yealink 2-1:36.0: unexpected response 0
[  538.977354][    C0] yealink 1-1:36.0: unexpected response 0
[  538.983706][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  538.989969][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  538.995880][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.002651][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.009164][    C1] yealink 2-1:36.0: unexpected response 0
[  539.015988][    C0] yealink 1-1:36.0: unexpected response 0
[  539.022071][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.027644][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.034322][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.041106][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.047605][    C1] yealink 2-1:36.0: unexpected response 0
[  539.054434][    C0] yealink 1-1:36.0: unexpected response 0
[  539.060385][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.066023][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.072856][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.079955][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.086754][    C1] yealink 2-1:36.0: unexpected response 0
[  539.093493][    C0] yealink 1-1:36.0: unexpected response 0
[  539.099662][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.106201][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.112467][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.119139][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.125659][    C1] yealink 2-1:36.0: unexpected response 0
[  539.133020][    C0] yealink 1-1:36.0: unexpected response 0
[  539.139359][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.144972][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.151697][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.158422][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.165388][    C1] yealink 2-1:36.0: unexpected response 0
[  539.172161][    C0] yealink 1-1:36.0: unexpected response 0
[  539.180529][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.186730][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.193108][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.200730][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.206820][    C1] yealink 2-1:36.0: unexpected response 0
[  539.213928][    C0] yealink 1-1:36.0: unexpected response 0
[  539.220291][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.226916][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.233907][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.242996][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.249809][    C1] yealink 2-1:36.0: unexpected response 0
[  539.257095][    C0] yealink 1-1:36.0: unexpected response 0
[  539.263200][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.269203][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.275894][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.282626][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.289124][    C1] yealink 2-1:36.0: unexpected response 0
[  539.295879][    C0] yealink 1-1:36.0: unexpected response 0
[  539.302158][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.308142][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.314724][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.321762][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.327889][    C1] yealink 2-1:36.0: unexpected response 0
[  539.334744][    C0] yealink 1-1:36.0: unexpected response 0
[  539.340989][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.346688][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.353404][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.360924][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.367534][    C1] yealink 2-1:36.0: unexpected response 0
[  539.374379][    C0] yealink 1-1:36.0: unexpected response 0
[  539.380362][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.386713][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.394393][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.401953][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.407694][    C1] yealink 2-1:36.0: unexpected response 0
[  539.414444][    C0] yealink 1-1:36.0: unexpected response 0
[  539.420685][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.426247][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.433007][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.440245][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.446786][    C1] yealink 2-1:36.0: unexpected response 0
[  539.453647][    C0] yealink 1-1:36.0: unexpected response 0
[  539.460139][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.465819][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.472729][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.479654][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.486176][    C1] yealink 2-1:36.0: unexpected response 0
[  539.493113][    C0] yealink 1-1:36.0: unexpected response 0
[  539.499493][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.505341][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.511872][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.519105][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.525492][    C1] yealink 2-1:36.0: unexpected response 0
[  539.532250][    C0] yealink 1-1:36.0: unexpected response 0
[  539.538399][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.544191][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.551433][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.559084][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.566304][    C1] yealink 2-1:36.0: unexpected response 0
[  539.573516][    C0] yealink 1-1:36.0: unexpected response 0
[  539.579827][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.585998][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.592389][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.599682][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.606328][    C1] yealink 2-1:36.0: unexpected response 0
[  539.613088][    C0] yealink 1-1:36.0: unexpected response 0
[  539.619332][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.625756][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.632427][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.639278][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.645976][    C1] yealink 2-1:36.0: unexpected response 0
[  539.653003][    C0] yealink 1-1:36.0: unexpected response 0
[  539.660127][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.666594][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.674541][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.681608][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.688284][    C1] yealink 2-1:36.0: unexpected response 0
[  539.695738][    C0] yealink 1-1:36.0: unexpected response 0
[  539.702720][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.709148][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.716396][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.724785][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.731070][    C1] yealink 2-1:36.0: unexpected response 0
[  539.738107][    C0] yealink 1-1:36.0: unexpected response 0
[  539.744881][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.750786][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.757751][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.765500][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.772024][    C1] yealink 2-1:36.0: unexpected response 0
[  539.778788][    C0] yealink 1-1:36.0: unexpected response 0
[  539.784901][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.790810][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.797643][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.805345][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.811355][    C1] yealink 2-1:36.0: unexpected response 0
[  539.818240][    C0] yealink 1-1:36.0: unexpected response 0
[  539.824487][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.830504][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.837092][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.843666][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.850139][    C1] yealink 2-1:36.0: unexpected response 0
[  539.857704][    C0] yealink 1-1:36.0: unexpected response 0
[  539.863889][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.869854][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.876825][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.883835][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.890531][    C1] yealink 2-1:36.0: unexpected response 0
[  539.897317][    C0] yealink 1-1:36.0: unexpected response 0
[  539.903510][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.909420][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.915975][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.922957][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.929246][    C1] yealink 2-1:36.0: unexpected response 0
[  539.936453][    C0] yealink 1-1:36.0: unexpected response 0
[  539.942626][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.948213][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  539.955329][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  539.963513][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  539.973042][    C1] yealink 2-1:36.0: unexpected response 0
[  539.980645][    C0] yealink 1-1:36.0: unexpected response 0
[  539.987185][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  539.993356][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.000181][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.008508][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.014154][    C1] yealink 2-1:36.0: unexpected response 0
[  540.021018][    C0] yealink 1-1:36.0: unexpected response 0
[  540.027204][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.032730][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.039879][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.046534][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.053291][    C1] yealink 2-1:36.0: unexpected response 0
[  540.060275][    C0] yealink 1-1:36.0: unexpected response 0
[  540.066315][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.072042][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.078803][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.085741][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.092268][    C1] yealink 2-1:36.0: unexpected response 0
[  540.099257][    C0] yealink 1-1:36.0: unexpected response 0
[  540.105231][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.111813][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.117949][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.124527][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.131074][    C1] yealink 2-1:36.0: unexpected response 0
[  540.137918][    C0] yealink 1-1:36.0: unexpected response 0
[  540.144020][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.149675][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.156532][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.163429][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.169907][    C1] yealink 2-1:36.0: unexpected response 0
[  540.177460][    C0] yealink 1-1:36.0: unexpected response 0
[  540.183747][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.189495][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.196343][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.203148][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.210064][    C1] yealink 2-1:36.0: unexpected response 0
[  540.216835][    C0] yealink 1-1:36.0: unexpected response 0
[  540.223186][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.229191][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.235889][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.243238][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.249228][    C1] yealink 2-1:36.0: unexpected response 0
[  540.256089][    C0] yealink 1-1:36.0: unexpected response 0
[  540.262155][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.268065][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.274991][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.282159][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.289207][    C1] yealink 2-1:36.0: unexpected response 0
[  540.296054][    C0] yealink 1-1:36.0: unexpected response 0
[  540.302025][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.307844][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.314741][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.322290][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.328543][    C1] yealink 2-1:36.0: unexpected response 0
[  540.335817][    C0] yealink 1-1:36.0: unexpected response 0
[  540.342090][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.348505][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.354299][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.361255][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.368087][    C1] yealink 2-1:36.0: unexpected response 0
[  540.375452][    C0] yealink 1-1:36.0: unexpected response 0
[  540.381448][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.387256][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.393911][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.400768][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.407307][    C1] yealink 2-1:36.0: unexpected response 0
[  540.414139][    C0] yealink 1-1:36.0: unexpected response 0
[  540.420363][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.426677][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.433066][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.440576][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.446728][    C1] yealink 2-1:36.0: unexpected response 0
[  540.453470][    C0] yealink 1-1:36.0: unexpected response 0
[  540.459519][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.465355][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.472072][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.478931][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.485469][    C1] yealink 2-1:36.0: unexpected response 0
[  540.492229][    C0] yealink 1-1:36.0: unexpected response 0
[  540.498465][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.504325][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.511069][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.518763][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.524970][    C1] yealink 2-1:36.0: unexpected response 0
[  540.531705][    C0] yealink 1-1:36.0: unexpected response 0
[  540.538185][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.543753][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.550600][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.557434][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.564004][    C1] yealink 2-1:36.0: unexpected response 0
[  540.571002][    C0] yealink 1-1:36.0: unexpected response 0
[  540.577121][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.582692][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.589523][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.596564][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.603275][    C1] yealink 2-1:36.0: unexpected response 0
[  540.610122][    C0] yealink 1-1:36.0: unexpected response 0
[  540.616391][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.622657][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.629384][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.636323][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.642622][    C1] yealink 2-1:36.0: unexpected response 0
[  540.649374][    C0] yealink 1-1:36.0: unexpected response 0
[  540.649615][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.655972][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.663028][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.669768][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.676358][    C0] yealink 1-1:36.0: unexpected response 0
[  540.683250][    C1] yealink 2-1:36.0: unexpected response 0
[  540.690415][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.696314][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.702004][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.708755][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.715187][    C0] yealink 1-1:36.0: unexpected response 0
[  540.721946][    C1] yealink 2-1:36.0: unexpected response 0
[  540.729906][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.735176][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.740619][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.747411][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.754033][    C0] yealink 1-1:36.0: unexpected response 0
[  540.760992][    C1] yealink 2-1:36.0: unexpected response 0
[  540.768302][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.774706][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.780452][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.787173][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.794049][    C0] yealink 1-1:36.0: unexpected response 0
[  540.800804][    C1] yealink 2-1:36.0: unexpected response 0
[  540.807926][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.813557][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.819427][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.826306][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.832641][    C0] yealink 1-1:36.0: unexpected response 0
[  540.839388][    C1] yealink 2-1:36.0: unexpected response 0
[  540.847621][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.852574][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.858277][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.865018][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.871643][    C0] yealink 1-1:36.0: unexpected response 0
[  540.878494][    C1] yealink 2-1:36.0: unexpected response 0
[  540.885592][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.891339][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.897065][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.903806][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.910412][    C0] yealink 1-1:36.0: unexpected response 0
[  540.917156][    C1] yealink 2-1:36.0: unexpected response 0
[  540.924224][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.930320][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.936395][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.942804][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.949253][    C0] yealink 1-1:36.0: unexpected response 0
[  540.956186][    C1] yealink 2-1:36.0: unexpected response 0
[  540.963731][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  540.969068][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  540.974813][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  540.981483][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  540.988031][    C0] yealink 1-1:36.0: unexpected response 0
[  540.994790][    C1] yealink 2-1:36.0: unexpected response 0
[  541.003184][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.009295][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.015030][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.021909][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  541.028924][    C0] yealink 1-1:36.0: unexpected response 0
[  541.035805][    C1] yealink 2-1:36.0: unexpected response 0
[  541.043776][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.048866][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.055032][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.062090][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  541.068965][    C0] yealink 1-1:36.0: unexpected response 0
[  541.075809][    C1] yealink 2-1:36.0: unexpected response 0
[  541.082944][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.088692][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.094953][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.102087][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  541.108668][    C0] yealink 1-1:36.0: unexpected response 0
[  541.115428][    C1] yealink 2-1:36.0: unexpected response 0
[  541.122480][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.128297][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.134518][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.141380][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  541.147770][    C0] yealink 1-1:36.0: unexpected response 0
[  541.154599][    C1] yealink 2-1:36.0: unexpected response 0
[  541.162106][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.169812][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.175723][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.182368][    C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[  541.189159][    C0] yealink 1-1:36.0: unexpected response 0
[  541.195922][    C1] rcu: 	(detected by 1, t=10502 jiffies, g=20329, q=827 ncpus=2)
[  541.202916][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.208406][    C1] rcu: All QSes seen, last rcu_preempt kthread activity 8632 (4294991305-4294982673), jiffies_till_next_fqs=1, root ->qsmask 0x0
[  541.214391][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.220979][    C1] rcu: rcu_preempt kthread starved for 8632 jiffies! g20329 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
[  541.227757][    C0] yealink 1-1:36.0: unexpected response 0
[  541.234503][    C1] rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
[  541.242431][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.247148][    C1] rcu: RCU grace-period kthread stack dump:
[  541.253146][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.259785][    C1] task:rcu_preempt     state:R
[  541.266560][    C0] yealink 1-1:36.0: unexpected response 0
[  541.273405][    C1]   running task     stack:28080 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
[  541.280399][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.285973][    C1] Call Trace:
[  541.292060][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.298597][    C1]  <TASK>
[  541.305699][    C0] yealink 1-1:36.0: unexpected response 0
[  541.312468][    C1]  __schedule+0x1522/0x51d0
[  541.319717][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.325155][    C1]  ? __lock_acquire+0x6b5/0x2cf0
[  541.331076][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.337788][    C1]  ? do_raw_spin_lock+0x12b/0x2f0
[  541.344876][    C0] yealink 1-1:36.0: unexpected response 0
[  541.351880][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.360174][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.364766][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.371019][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.377406][    C1]  ? __pfx___schedule+0x10/0x10
[  541.384246][    C0] yealink 1-1:36.0: unexpected response 0
[  541.391183][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.398376][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.403640][    C1]  ? schedule+0x90/0x360
[  541.409646][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.416191][    C1]  schedule+0x164/0x360
[  541.422944][    C0] yealink 1-1:36.0: unexpected response 0
[  541.429790][    C1]  schedule_timeout+0x158/0x2c0
[  541.436832][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.442411][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.449200][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.454943][    C1]  ? __pfx_schedule_timeout+0x10/0x10
[  541.461803][    C0] yealink 1-1:36.0: unexpected response 0
[  541.468732][    C1]  ? __pfx_process_timeout+0x10/0x10
[  541.475810][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.481397][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.487570][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.494125][    C1]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  541.500879][    C0] yealink 1-1:36.0: unexpected response 0
[  541.507792][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.514759][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.520406][    C1]  ? prepare_to_swait_event+0x340/0x370
[  541.526354][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.533011][    C1]  rcu_gp_fqs_loop+0x312/0x1560
[  541.540052][    C0] yealink 1-1:36.0: unexpected response 0
[  541.546809][    C1]  ? __pfx_rcu_watching_snap_recheck+0x10/0x10
[  541.554586][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.559882][    C1]  ? __pfx_rcu_gp_fqs_loop+0x10/0x10
[  541.566142][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.572719][    C1]  ? _raw_spin_unlock_irq+0x2e/0x50
[  541.579566][    C0] yealink 1-1:36.0: unexpected response 0
[  541.586319][    C1]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  541.593709][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.599029][    C1]  rcu_gp_kthread+0x9d/0x3b0
[  541.605109][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.611640][    C1]  ? __pfx_rcu_gp_kthread+0x10/0x10
[  541.618386][    C0] yealink 1-1:36.0: unexpected response 0
[  541.625135][    C1]  ? __kthread_parkme+0x7a/0x1f0
[  541.632117][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.637589][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.644387][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.650109][    C1]  ? __kthread_parkme+0x19c/0x1f0
[  541.656884][    C0] yealink 1-1:36.0: unexpected response 0
[  541.663991][    C1]  kthread+0x726/0x8b0
[  541.671043][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.676702][    C1]  ? __pfx_rcu_gp_kthread+0x10/0x10
[  541.683392][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.689335][    C1]  ? __pfx_kthread+0x10/0x10
[  541.696168][    C0] yealink 1-1:36.0: unexpected response 0
[  541.702900][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.709877][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.715344][    C1]  ? _raw_spin_unlock_irq+0x23/0x50
[  541.721514][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.728051][    C1]  ? __pfx_kthread+0x10/0x10
[  541.734904][    C0] yealink 1-1:36.0: unexpected response 0
[  541.741914][    C1]  ret_from_fork+0x51b/0xa40
[  541.749755][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.754475][    C1]  ? __pfx_ret_from_fork+0x10/0x10
[  541.760499][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.767013][    C1]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.773770][    C0] yealink 1-1:36.0: unexpected response 0
[  541.780632][    C1]  ? __switch_to+0xc82/0x1410
[  541.789498][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.793201][    C1]  ? __pfx_kthread+0x10/0x10
[  541.799587][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.806140][    C1]  ret_from_fork_asm+0x1a/0x30
[  541.813022][    C0] yealink 1-1:36.0: unexpected response 0
[  541.819801][    C1]  </TASK>
[  541.827041][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.832876][    C1] rcu: Stack dump where RCU GP kthread last ran:
[  541.840905][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.847619][    C1] Sending NMI from CPU 1 to CPUs 0:
[  541.861087][    C0] yealink 1-1:36.0: unexpected response 0
[  541.867869][    C0] NMI backtrace for cpu 0
[  541.867899][    C0] CPU: 0 UID: 0 PID: 6169 Comm: kworker/0:7 Not tainted syzkaller #0 PREEMPT(full) 
[  541.867927][    C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026
[  541.867946][    C0] Workqueue: events_long defense_work_handler
[  541.867984][    C0] RIP: 0010:_prb_read_valid+0x160/0xa80
[  541.868013][    C0] Code: 48 8b 44 24 30 42 80 3c 38 00 74 08 4c 89 ef e8 16 19 88 00 49 8b 45 00 48 89 44 24 28 48 8b 84 24 b0 00 00 00 42 80 3c 38 00 <74> 0d 48 8b bc 24 a8 00 00 00 e8 f1 18 88 00 4d 8b 74 24 10 48 8b
[  541.868043][    C0] RSP: 0018:ffffc900000070a0 EFLAGS: 00000046
[  541.868063][    C0] RAX: 1ffffffff1c8e09e RBX: ffffc900000073a0 RCX: 1ffffffff1c8e09d
[  541.868083][    C0] RDX: 1ffff92000000e46 RSI: ffffc90000007230 RDI: ffffffff8e4704e0
[  541.868102][    C0] RBP: ffffc90000007220 R08: ffffc90000007377 R09: ffffc90000007320
[  541.868121][    C0] R10: dffffc0000000000 R11: fffff52000000e6f R12: ffffffff8e4704e0
[  541.868140][    C0] R13: ffffc90000007230 R14: 00000000000068c4 R15: dffffc0000000000
[  541.868163][    C0] FS:  0000000000000000(0000) GS:ffff8881256f3000(0000) knlGS:0000000000000000
[  541.868183][    C0] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  541.868200][    C0] CR2: 00007fffcda36cac CR3: 000000007915a000 CR4: 0000000000350ef0
[  541.868220][    C0] Call Trace:
[  541.868233][    C0]  <IRQ>
[  541.868263][    C0]  ? __pfx__prb_read_valid+0x10/0x10
[  541.868290][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.868319][    C0]  ? desc_read+0x1b8/0x3f0
[  541.868348][    C0]  prb_read_valid+0x3c/0x60
[  541.868373][    C0]  printk_get_next_message+0x18b/0x880
[  541.868411][    C0]  ? __pfx_printk_get_next_message+0x10/0x10
[  541.868440][    C0]  ? __pfx__prb_read_valid+0x10/0x10
[  541.868462][    C0]  ? format_decode+0x60f/0xe10
[  541.868505][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.868540][    C0]  ? console_flush_all+0x4ac/0xb20
[  541.868571][    C0]  console_flush_all+0x501/0xb20
[  541.868603][    C0]  ? console_flush_all+0x123/0xb20
[  541.868640][    C0]  ? __pfx_console_flush_all+0x10/0x10
[  541.868672][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.868700][    C0]  ? is_printk_cpu_sync_owner+0x32/0x40
[  541.868735][    C0]  console_unlock+0xd1/0x1c0
[  541.868760][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.868791][    C0]  ? __pfx_console_unlock+0x10/0x10
[  541.868815][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.868846][    C0]  ? vprintk_emit+0x2cf/0x560
[  541.868870][    C0]  ? vprintk_emit+0x2cf/0x560
[  541.868893][    C0]  ? vprintk_emit+0x2cf/0x560
[  541.868922][    C0]  vprintk_emit+0x485/0x560
[  541.868949][    C0]  ? __pfx_vprintk_emit+0x10/0x10
[  541.868973][    C0]  ? ret_from_fork_asm+0x1a/0x30
[  541.869014][    C0]  dev_vprintk_emit+0x355/0x420
[  541.869055][    C0]  ? __pfx_dev_vprintk_emit+0x10/0x10
[  541.869092][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.869127][    C0]  dev_printk_emit+0xee/0x140
[  541.869168][    C0]  ? __pfx_dev_printk_emit+0x10/0x10
[  541.869206][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.869234][    C0]  ? __dev_printk+0x131/0x190
[  541.869265][    C0]  _dev_err+0x11e/0x180
[  541.869301][    C0]  ? __pfx__dev_err+0x10/0x10
[  541.869333][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.869365][    C0]  ? kcov_remote_start+0x88/0x7a0
[  541.869395][    C0]  urb_irq_callback+0x3c7/0x5f0
[  541.869428][    C0]  __usb_hcd_giveback_urb+0x376/0x540
[  541.869471][    C0]  dummy_timer+0xbbd/0x45d0
[  541.869514][    C0]  ? __lock_acquire+0x6b5/0x2cf0
[  541.869568][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.869606][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.869639][    C0]  ? __pfx_dummy_timer+0x10/0x10
[  541.869678][    C0]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  541.869703][    C0]  ? __pfx_dummy_timer+0x10/0x10
[  541.869739][    C0]  ? __pfx_dummy_timer+0x10/0x10
[  541.869775][    C0]  __hrtimer_run_queues+0x527/0xc30
[  541.869815][    C0]  ? __pfx___hrtimer_run_queues+0x10/0x10
[  541.869840][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.869876][    C0]  hrtimer_run_softirq+0x182/0x5a0
[  541.869913][    C0]  handle_softirqs+0x22a/0x7c0
[  541.869939][    C0]  ? __irq_exit_rcu+0x5f/0x150
[  541.869968][    C0]  __irq_exit_rcu+0x5f/0x150
[  541.869991][    C0]  irq_exit_rcu+0x9/0x30
[  541.870039][    C0]  sysvec_apic_timer_interrupt+0xa6/0xc0
[  541.870067][    C0]  </IRQ>
[  541.870075][    C0]  <TASK>
[  541.870086][    C0]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[  541.870112][    C0] RIP: 0010:nr_blockdev_pages+0x79/0x110
[  541.870140][    C0] Code: 75 b1 fd 4d 8b 26 4d 39 f4 74 79 48 89 1c 24 45 31 ff bb 10 01 00 00 4d 8d ac 24 70 fe ff ff 4c 89 e8 48 c1 e8 03 80 3c 28 00 <74> 08 4c 89 ef e8 4d 75 b1 fd 4d 8b 6d 00 49 01 dd 4c 89 e8 48 c1
[  541.870161][    C0] RSP: 0018:ffffc90002ed7878 EFLAGS: 00000246
[  541.870181][    C0] RAX: 1ffff11029192522 RBX: 0000000000000110 RCX: ffff888027fcdb80
[  541.870199][    C0] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffc90002ed7800
[  541.870215][    C0] RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
[  541.870232][    C0] R10: dffffc0000000000 R11: fffff520005daf00 R12: ffff888148c92aa0
[  541.870254][    C0] R13: ffff888148c92910 R14: ffff88801b2f69c0 R15: 000000000000035c
[  541.870284][    C0]  ? nr_blockdev_pages+0xc6/0x110
[  541.870313][    C0]  si_meminfo+0x10f/0x180
[  541.870340][    C0]  update_defense_level+0xc9/0xd70
[  541.870371][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.870404][    C0]  ? __pfx_update_defense_level+0x10/0x10
[  541.870433][    C0]  ? do_raw_spin_lock+0x12b/0x2f0
[  541.870470][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.870501][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.870535][    C0]  defense_work_handler+0x2d/0xd0
[  541.870563][    C0]  ? process_scheduled_works+0xa0f/0x17a0
[  541.870602][    C0]  process_scheduled_works+0xaec/0x17a0
[  541.870663][    C0]  ? __pfx_process_scheduled_works+0x10/0x10
[  541.870699][    C0]  ? do_raw_spin_lock+0x12b/0x2f0
[  541.870730][    C0]  ? __pfx_do_raw_spin_lock+0x10/0x10
[  541.870757][    C0]  ? schedule+0x90/0x360
[  541.870782][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.870815][    C0]  worker_thread+0xda6/0x1360
[  541.870864][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.870893][    C0]  ? __kthread_parkme+0x19c/0x1f0
[  541.870922][    C0]  kthread+0x726/0x8b0
[  541.870952][    C0]  ? __pfx_worker_thread+0x10/0x10
[  541.870993][    C0]  ? __pfx_kthread+0x10/0x10
[  541.871019][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.871061][    C0]  ? _raw_spin_unlock_irq+0x23/0x50
[  541.871083][    C0]  ? __pfx_kthread+0x10/0x10
[  541.871112][    C0]  ret_from_fork+0x51b/0xa40
[  541.871138][    C0]  ? __pfx_ret_from_fork+0x10/0x10
[  541.871158][    C0]  ? srso_alias_return_thunk+0x5/0xfbef5
[  541.871186][    C0]  ? __switch_to+0xc82/0x1410
[  541.871224][    C0]  ? __pfx_kthread+0x10/0x10
[  541.871253][    C0]  ret_from_fork_asm+0x1a/0x30
[  541.871298][    C0]  </TASK>
[  541.873809][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  541.884460][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.889215][    C1] yealink 2-1:36.0: unexpected response 0
[  541.899965][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.907472][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.912265][    C0] yealink 1-1:36.0: unexpected response 0
[  541.919786][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  541.925939][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.931531][    C1] yealink 2-1:36.0: unexpected response 0
[  541.942881][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.949806][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.952930][    C0] yealink 1-1:36.0: unexpected response 0
[  541.960376][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  541.963741][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  541.970244][    C1] yealink 2-1:36.0: unexpected response 0
[  541.975515][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  541.982113][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  541.988065][    C0] yealink 1-1:36.0: unexpected response 0
[  541.997688][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.005009][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.010933][    C1] yealink 2-1:36.0: unexpected response 0
[  542.016947][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.024206][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.029389][    C0] yealink 1-1:36.0: unexpected response 0
[  542.036848][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.041878][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.047486][    C1] yealink 2-1:36.0: unexpected response 0
[  542.054207][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.061065][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.064768][    C0] yealink 1-1:36.0: unexpected response 0
[  542.073363][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.077430][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.082807][    C1] yealink 2-1:36.0: unexpected response 0
[  542.087873][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.095095][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.100687][    C0] yealink 1-1:36.0: unexpected response 0
[  542.107785][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.113114][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.118614][    C1] yealink 2-1:36.0: unexpected response 0
[  542.124161][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.131440][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.136929][    C0] yealink 1-1:36.0: unexpected response 0
[  542.144132][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.150111][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.156365][    C1] yealink 2-1:36.0: unexpected response 0
[  542.163604][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.169688][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.174761][    C0] yealink 1-1:36.0: unexpected response 0
[  542.181952][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.186663][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.192075][    C1] yealink 2-1:36.0: unexpected response 0
[  542.199031][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.205967][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.210921][    C0] yealink 1-1:36.0: unexpected response 0
[  542.217924][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.223226][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.228667][    C1] yealink 2-1:36.0: unexpected response 0
[  542.234745][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.241451][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.245938][    C0] yealink 1-1:36.0: unexpected response 0
[  542.253091][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.258881][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.263874][    C1] yealink 2-1:36.0: unexpected response 0
[  542.269784][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.276183][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.281335][    C0] yealink 1-1:36.0: unexpected response 0
[  542.288499][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.293910][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.299290][    C1] yealink 2-1:36.0: unexpected response 0
[  542.303564][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.310542][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.315319][    C0] yealink 1-1:36.0: unexpected response 0
[  542.322306][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.326891][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.332407][    C1] yealink 2-1:36.0: unexpected response 0
[  542.338742][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.345551][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.350595][    C0] yealink 1-1:36.0: unexpected response 0
[  542.357671][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.362925][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.368013][    C1] yealink 2-1:36.0: unexpected response 0
[  542.373575][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.379832][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.384677][    C0] yealink 1-1:36.0: unexpected response 0
[  542.392094][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.397940][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.403113][    C1] yealink 2-1:36.0: unexpected response 0
[  542.408131][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.415033][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.419661][    C0] yealink 1-1:36.0: unexpected response 0
[  542.426842][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.432265][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.437849][    C1] yealink 2-1:36.0: unexpected response 0
[  542.441246][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.448123][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.454330][    C0] yealink 1-1:36.0: unexpected response 0
[  542.461519][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.467796][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.472659][    C1] yealink 2-1:36.0: unexpected response 0
[  542.477364][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.486860][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.496782][    C0] yealink 1-1:36.0: unexpected response 0
[  542.503570][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.509066][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.528761][    C1] yealink 2-1:36.0: unexpected response 0
[  542.535503][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.543758][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.551560][    C0] yealink 1-1:36.0: unexpected response 0
[  542.559864][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.568743][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.576136][    C1] yealink 2-1:36.0: unexpected response 0
[  542.585894][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.592488][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.600155][    C0] yealink 1-1:36.0: unexpected response 0
[  542.603793][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.606487][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.611648][    C1] yealink 2-1:36.0: unexpected response 0
[  542.617603][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.622382][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.626423][    C0] yealink 1-1:36.0: unexpected response 0
[  542.632730][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.639026][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.644355][    C1] yealink 2-1:36.0: unexpected response 0
[  542.649424][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.655011][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.660068][    C0] yealink 1-1:36.0: unexpected response 0
[  542.665203][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.670974][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.675729][    C1] yealink 2-1:36.0: unexpected response 0
[  542.681961][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.687331][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.691613][    C0] yealink 1-1:36.0: unexpected response 0
[  542.697555][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.702613][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.708022][    C1] yealink 2-1:36.0: unexpected response 0
[  542.712933][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.717587][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.722098][    C0] yealink 1-1:36.0: unexpected response 0
[  542.726941][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.731838][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.736536][    C1] yealink 2-1:36.0: unexpected response 0
[  542.742232][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.747926][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.753341][    C0] yealink 1-1:36.0: unexpected response 0
[  542.758236][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.763605][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.768905][    C1] yealink 2-1:36.0: unexpected response 0
[  542.774667][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.778593][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.782460][    C0] yealink 1-1:36.0: unexpected response 0
[  542.788537][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.793584][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.798273][    C1] yealink 2-1:36.0: unexpected response 0
[  542.803863][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.808400][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.813153][    C0] yealink 1-1:36.0: unexpected response 0
[  542.819298][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.825121][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.829785][    C1] yealink 2-1:36.0: unexpected response 0
[  542.835902][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.840980][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.846058][    C0] yealink 1-1:36.0: unexpected response 0
[  542.851663][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.857369][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.862762][    C1] yealink 2-1:36.0: unexpected response 0
[  542.868054][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.873059][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.877415][    C0] yealink 1-1:36.0: unexpected response 0
[  542.882447][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.887060][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.892088][    C1] yealink 2-1:36.0: unexpected response 0
[  542.895673][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.898280][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.903981][    C0] yealink 1-1:36.0: unexpected response 0
[  542.910065][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.929584][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.935569][    C1] yealink 2-1:36.0: unexpected response 0
[  542.943826][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.952177][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.959626][    C0] yealink 1-1:36.0: unexpected response 0
[  542.968578][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  542.976992][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  542.981296][    C1] yealink 2-1:36.0: unexpected response 0
[  542.986455][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  542.991484][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  542.996818][    C0] yealink 1-1:36.0: unexpected response 0
[  543.003115][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.008044][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.013520][    C1] yealink 2-1:36.0: unexpected response 0
[  543.019475][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.024761][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.030275][    C0] yealink 1-1:36.0: unexpected response 0
[  543.036433][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.044420][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.050767][    C1] yealink 2-1:36.0: unexpected response 0
[  543.059873][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.069697][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.078682][    C0] yealink 1-1:36.0: unexpected response 0
[  543.087321][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.093549][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.098684][    C1] yealink 2-1:36.0: unexpected response 0
[  543.103559][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.108690][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.114039][    C0] yealink 1-1:36.0: unexpected response 0
[  543.122941][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.136318][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.146310][    C1] yealink 2-1:36.0: unexpected response 0
[  543.154115][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.165185][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.173386][    C0] yealink 1-1:36.0: unexpected response 0
[  543.186548][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.190689][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.195345][    C1] yealink 2-1:36.0: unexpected response 0
[  543.207035][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.229666][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.248383][    C0] yealink 1-1:36.0: unexpected response 0
[  543.262046][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.273638][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.287901][    C1] yealink 2-1:36.0: unexpected response 0
[  543.301947][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.312350][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.325599][    C0] yealink 1-1:36.0: unexpected response 0
[  543.334080][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.345836][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.360437][    C1] yealink 2-1:36.0: unexpected response 0
[  543.367354][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.376383][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.386804][    C0] yealink 1-1:36.0: unexpected response 0
[  543.394502][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.406581][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.417325][    C1] yealink 2-1:36.0: unexpected response 0
[  543.432691][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.440172][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.448718][    C0] yealink 1-1:36.0: unexpected response 0
[  543.463017][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.475745][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.481997][    C1] yealink 2-1:36.0: unexpected response 0
[  543.490705][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.499074][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.510143][    C0] yealink 1-1:36.0: unexpected response 0
[  543.516821][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.524658][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.531783][    C1] yealink 2-1:36.0: unexpected response 0
[  543.538575][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.545497][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.552150][    C0] yealink 1-1:36.0: unexpected response 0
[  543.558268][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.565963][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.573093][    C1] yealink 2-1:36.0: unexpected response 0
[  543.579610][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.587455][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.595405][    C0] yealink 1-1:36.0: unexpected response 0
[  543.601956][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.609745][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.616060][    C1] yealink 2-1:36.0: unexpected response 0
[  543.622597][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.629557][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.635936][    C0] yealink 1-1:36.0: unexpected response 0
[  543.642095][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.649048][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.656419][    C1] yealink 2-1:36.0: unexpected response 0
[  543.656730][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.662990][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.670133][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.676830][    C0] yealink 1-1:36.0: unexpected response 0
[  543.682670][    C1] yealink 2-1:36.0: unexpected response 0
[  543.689784][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.696887][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.703205][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.709392][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.715726][    C0] yealink 1-1:36.0: unexpected response 0
[  543.721448][    C1] yealink 2-1:36.0: unexpected response 0
[  543.728420][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.735337][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.741598][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.748068][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.754746][    C0] yealink 1-1:36.0: unexpected response 0
[  543.760488][    C1] yealink 2-1:36.0: unexpected response 0
[  543.767670][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.774377][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.780060][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.786949][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.793438][    C0] yealink 1-1:36.0: unexpected response 0
[  543.799226][    C1] yealink 2-1:36.0: unexpected response 0
[  543.806612][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.813571][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.819383][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.825776][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.832461][    C0] yealink 1-1:36.0: unexpected response 0
[  543.838265][    C1] yealink 2-1:36.0: unexpected response 0
[  543.845441][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.852474][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.865560][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.872546][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.878301][    C0] yealink 1-1:36.0: unexpected response 0
[  543.885134][    C1] yealink 2-1:36.0: unexpected response 0
[  543.892465][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.899139][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.905547][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.912472][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.917416][    C0] yealink 1-1:36.0: unexpected response 0
[  543.924372][    C1] yealink 2-1:36.0: unexpected response 0
[  543.932112][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.937386][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.944140][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.951293][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.956862][    C0] yealink 1-1:36.0: unexpected response 0
[  543.964177][    C1] yealink 2-1:36.0: unexpected response 0
[  543.971217][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  543.977199][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  543.984055][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  543.990798][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  543.996267][    C0] yealink 1-1:36.0: unexpected response 0
[  544.003275][    C1] yealink 2-1:36.0: unexpected response 0
[  544.011410][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.016823][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.023935][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.030762][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.036265][    C0] yealink 1-1:36.0: unexpected response 0
[  544.043007][    C1] yealink 2-1:36.0: unexpected response 0
[  544.043303][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.050478][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.056427][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.063494][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.070170][    C1] yealink 2-1:36.0: unexpected response 0
[  544.076324][    C0] yealink 1-1:36.0: unexpected response 0
[  544.083805][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.091030][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.096853][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.104184][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.110400][    C1] yealink 2-1:36.0: unexpected response 0
[  544.116278][    C0] yealink 1-1:36.0: unexpected response 0
[  544.124066][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.131463][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.137004][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.144215][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.150947][    C1] yealink 2-1:36.0: unexpected response 0
[  544.156844][    C0] yealink 1-1:36.0: unexpected response 0
[  544.163962][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.171118][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.176940][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.183877][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.190737][    C1] yealink 2-1:36.0: unexpected response 0
[  544.196717][    C0] yealink 1-1:36.0: unexpected response 0
[  544.203950][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.211319][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.217089][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.224454][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.230757][    C1] yealink 2-1:36.0: unexpected response 0
[  544.236912][    C0] yealink 1-1:36.0: unexpected response 0
[  544.244169][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.251239][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.257170][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.264425][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.271282][    C1] yealink 2-1:36.0: unexpected response 0
[  544.271592][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.278238][    C0] yealink 1-1:36.0: unexpected response 0
[  544.286199][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.296466][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.303139][    C1] yealink 2-1:36.0: unexpected response 0
[  544.311896][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.318057][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.323456][    C0] yealink 1-1:36.0: unexpected response 0
[  544.330733][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.338109][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.344527][    C1] yealink 2-1:36.0: unexpected response 0
[  544.351765][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.358708][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.364414][    C0] yealink 1-1:36.0: unexpected response 0
[  544.371706][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.379383][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.385708][    C1] yealink 2-1:36.0: unexpected response 0
[  544.392957][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.399804][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.405539][    C0] yealink 1-1:36.0: unexpected response 0
[  544.412954][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.419987][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.425234][    C1] yealink 2-1:36.0: unexpected response 0
[  544.432659][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.439903][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.444828][    C0] yealink 1-1:36.0: unexpected response 0
[  544.452412][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.459326][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.464730][    C1] yealink 2-1:36.0: unexpected response 0
[  544.471940][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.485684][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.494135][    C0] yealink 1-1:36.0: unexpected response 0
[  544.501647][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.509618][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.515295][    C1] yealink 2-1:36.0: unexpected response 0
[  544.515970][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.524228][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.530424][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.536049][    C0] yealink 1-1:36.0: unexpected response 0
[  544.543991][    C1] yealink 2-1:36.0: unexpected response 0
[  544.551248][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.557332][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.564137][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.571569][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.577437][    C0] yealink 1-1:36.0: unexpected response 0
[  544.584505][    C1] yealink 2-1:36.0: unexpected response 0
[  544.592658][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.599110][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.606191][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.613431][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.618761][    C0] yealink 1-1:36.0: unexpected response 0
[  544.625783][    C1] yealink 2-1:36.0: unexpected response 0
[  544.633386][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.638630][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.646008][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.652654][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.660229][    C0] yealink 1-1:36.0: unexpected response 0
[  544.667688][    C1] yealink 2-1:36.0: unexpected response 0
[  544.674796][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.681147][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.688367][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.695349][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.701047][    C0] yealink 1-1:36.0: unexpected response 0
[  544.708070][    C1] yealink 2-1:36.0: unexpected response 0
[  544.716395][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.722529][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.729203][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.736354][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.742341][    C0] yealink 1-1:36.0: unexpected response 0
[  544.749371][    C1] yealink 2-1:36.0: unexpected response 0
[  544.756934][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.763789][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.771077][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.783492][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.790252][    C0] yealink 1-1:36.0: unexpected response 0
[  544.797118][    C1] yealink 2-1:36.0: unexpected response 0
[  544.804518][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.810199][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.817775][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.825110][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.830362][    C0] yealink 1-1:36.0: unexpected response 0
[  544.837572][    C1] yealink 2-1:36.0: unexpected response 0
[  544.845263][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.851170][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.859658][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.869591][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.875540][    C0] yealink 1-1:36.0: unexpected response 0
[  544.892687][    C1] yealink 2-1:36.0: unexpected response 0
[  544.907585][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.913122][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.921111][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.927718][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.933631][    C0] yealink 1-1:36.0: unexpected response 0
[  544.941713][    C1] yealink 2-1:36.0: unexpected response 0
[  544.949657][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.955282][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  544.962155][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  544.969193][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  544.975072][    C0] yealink 1-1:36.0: unexpected response 0
[  544.981845][    C1] yealink 2-1:36.0: unexpected response 0
[  544.988935][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  544.995004][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.001746][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.009217][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.015120][    C0] yealink 1-1:36.0: unexpected response 0
[  545.024209][    C1] yealink 2-1:36.0: unexpected response 0
[  545.032078][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.038009][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.045883][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.052528][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.061831][    C0] yealink 1-1:36.0: unexpected response 0
[  545.068864][    C1] yealink 2-1:36.0: unexpected response 0
[  545.076609][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.083074][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.089903][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.096879][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.102407][    C0] yealink 1-1:36.0: unexpected response 0
[  545.109233][    C1] yealink 2-1:36.0: unexpected response 0
[  545.116744][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.122441][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.130044][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.138394][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.143607][    C0] yealink 1-1:36.0: unexpected response 0
[  545.150940][    C1] yealink 2-1:36.0: unexpected response 0
[  545.158443][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.165206][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.170819][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.176826][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.183665][    C0] yealink 1-1:36.0: unexpected response 0
[  545.190683][    C1] yealink 2-1:36.0: unexpected response 0
[  545.198083][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.205032][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.211147][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.217808][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.226025][    C0] yealink 1-1:36.0: unexpected response 0
[  545.234119][    C1] yealink 2-1:36.0: unexpected response 0
[  545.242419][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.253691][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.265747][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.273816][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.282775][    C0] yealink 1-1:36.0: unexpected response 0
[  545.295753][    C1] yealink 2-1:36.0: unexpected response 0
[  545.307351][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.314496][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.320438][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.326322][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.334914][    C0] yealink 1-1:36.0: unexpected response 0
[  545.342648][    C1] yealink 2-1:36.0: unexpected response 0
[  545.351167][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.357887][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.365227][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.371716][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.379359][    C0] yealink 1-1:36.0: unexpected response 0
[  545.386215][    C1] yealink 2-1:36.0: unexpected response 0
[  545.393450][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.400917][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.409891][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.415994][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.423668][    C0] yealink 1-1:36.0: unexpected response 0
[  545.433605][    C1] yealink 2-1:36.0: unexpected response 0
[  545.441205][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.447969][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.454126][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.460969][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.469336][    C0] yealink 1-1:36.0: unexpected response 0
[  545.476119][    C1] yealink 2-1:36.0: unexpected response 0
[  545.483819][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.490608][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.496457][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.502125][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.509298][    C0] yealink 1-1:36.0: unexpected response 0
[  545.516398][    C1] yealink 2-1:36.0: unexpected response 0
[  545.523538][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.530888][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.536953][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.543120][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.549481][    C0] yealink 1-1:36.0: unexpected response 0
[  545.556507][    C1] yealink 2-1:36.0: unexpected response 0
[  545.565929][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.572126][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.577845][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.583550][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.590180][    C0] yealink 1-1:36.0: unexpected response 0
[  545.597444][    C1] yealink 2-1:36.0: unexpected response 0
[  545.604651][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.611530][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.617366][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.623183][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.629654][    C0] yealink 1-1:36.0: unexpected response 0
[  545.636600][    C1] yealink 2-1:36.0: unexpected response 0
[  545.644184][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.650960][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.657064][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.662533][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.669396][    C0] yealink 1-1:36.0: unexpected response 0
[  545.676323][    C1] yealink 2-1:36.0: unexpected response 0
[  545.684413][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.692236][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.698896][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.705209][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.712061][    C0] yealink 1-1:36.0: unexpected response 0
[  545.719956][    C1] yealink 2-1:36.0: unexpected response 0
[  545.729279][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.736615][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.743947][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.749295][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.756051][    C0] yealink 1-1:36.0: unexpected response 0
[  545.765440][    C1] yealink 2-1:36.0: unexpected response 0
[  545.774069][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.783717][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.790700][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.796766][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.803766][    C0] yealink 1-1:36.0: unexpected response 0
[  545.810831][    C1] yealink 2-1:36.0: unexpected response 0
[  545.818236][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.825206][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.831851][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.838847][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.844705][    C0] yealink 1-1:36.0: unexpected response 0
[  545.851624][    C1] yealink 2-1:36.0: unexpected response 0
[  545.863286][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.871346][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.879827][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.886707][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.892190][    C0] yealink 1-1:36.0: unexpected response 0
[  545.899154][    C1] yealink 2-1:36.0: unexpected response 0
[  545.906980][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.912815][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.919744][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.927040][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  545.933405][    C0] yealink 1-1:36.0: unexpected response 0
[  545.945808][    C1] yealink 2-1:36.0: unexpected response 0
[  545.954044][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  545.965054][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  545.976439][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  545.996489][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.007548][    C0] yealink 1-1:36.0: unexpected response 0
[  546.023770][    C1] yealink 2-1:36.0: unexpected response 0
[  546.042226][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.052603][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.061835][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.069757][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.075554][    C0] yealink 1-1:36.0: unexpected response 0
[  546.083454][    C1] yealink 2-1:36.0: unexpected response 0
[  546.091635][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.098019][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.104436][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.112430][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.117146][    C0] yealink 1-1:36.0: unexpected response 0
[  546.124171][    C1] yealink 2-1:36.0: unexpected response 0
[  546.131406][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.137655][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.144619][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.152179][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.158394][    C0] yealink 1-1:36.0: unexpected response 0
[  546.164193][    C1] yealink 2-1:36.0: unexpected response 0
[  546.170751][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.177356][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.186687][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.193726][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.200827][    C0] yealink 1-1:36.0: unexpected response 0
[  546.207023][    C1] yealink 2-1:36.0: unexpected response 0
[  546.213297][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.221338][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.228194][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.234924][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.241649][    C0] yealink 1-1:36.0: unexpected response 0
[  546.247680][    C1] yealink 2-1:36.0: unexpected response 0
[  546.255249][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.262989][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.270880][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.280130][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.288613][    C0] yealink 1-1:36.0: unexpected response 0
[  546.295242][    C1] yealink 2-1:36.0: unexpected response 0
[  546.302685][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.310610][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.317826][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.330079][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.340701][    C0] yealink 1-1:36.0: unexpected response 0
[  546.347100][    C1] yealink 2-1:36.0: unexpected response 0
[  546.354854][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.364585][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.375705][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.384920][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.391378][    C0] yealink 1-1:36.0: unexpected response 0
[  546.397525][    C1] yealink 2-1:36.0: unexpected response 0
[  546.404062][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.410786][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.418065][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.425007][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.431595][    C0] yealink 1-1:36.0: unexpected response 0
[  546.437327][    C1] yealink 2-1:36.0: unexpected response 0
[  546.443350][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.450460][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.458365][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.464962][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.471408][    C0] yealink 1-1:36.0: unexpected response 0
[  546.477232][    C1] yealink 2-1:36.0: unexpected response 0
[  546.483766][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.490304][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.497062][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.504292][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.510900][    C0] yealink 1-1:36.0: unexpected response 0
[  546.516965][    C1] yealink 2-1:36.0: unexpected response 0
[  546.523176][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.530524][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.538333][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.545304][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.552065][    C0] yealink 1-1:36.0: unexpected response 0
[  546.557824][    C1] yealink 2-1:36.0: unexpected response 0
[  546.565125][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.571166][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.577909][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.585107][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.591576][    C0] yealink 1-1:36.0: unexpected response 0
[  546.597391][    C1] yealink 2-1:36.0: unexpected response 0
[  546.603700][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.610543][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.617277][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.624243][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.630852][    C0] yealink 1-1:36.0: unexpected response 0
[  546.636652][    C1] yealink 2-1:36.0: unexpected response 0
[  546.642722][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.649753][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.656757][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.664164][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.670459][    C0] yealink 1-1:36.0: unexpected response 0
[  546.676657][    C1] yealink 2-1:36.0: unexpected response 0
[  546.683998][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.689777][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.697310][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.703914][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.710739][    C0] yealink 1-1:36.0: unexpected response 0
[  546.716456][    C1] yealink 2-1:36.0: unexpected response 0
[  546.722509][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.729268][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.736481][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.743471][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.749914][    C0] yealink 1-1:36.0: unexpected response 0
[  546.755648][    C1] yealink 2-1:36.0: unexpected response 0
[  546.763318][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.769580][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.776480][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.783344][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.790035][    C0] yealink 1-1:36.0: unexpected response 0
[  546.795964][    C1] yealink 2-1:36.0: unexpected response 0
[  546.796262][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.802416][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.809140][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.816445][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.823269][    C1] yealink 2-1:36.0: unexpected response 0
[  546.830053][    C0] yealink 1-1:36.0: unexpected response 0
[  546.836109][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.842098][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.850281][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.858675][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.862561][    C1] yealink 2-1:36.0: unexpected response 0
[  546.869939][    C0] yealink 1-1:36.0: unexpected response 0
[  546.876208][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.882463][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.888827][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.896035][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.902382][    C1] yealink 2-1:36.0: unexpected response 0
[  546.909489][    C0] yealink 1-1:36.0: unexpected response 0
[  546.915488][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.921326][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.928388][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.934985][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.941541][    C1] yealink 2-1:36.0: unexpected response 0
[  546.948291][    C0] yealink 1-1:36.0: unexpected response 0
[  546.954451][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.960283][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  546.967188][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  546.975012][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  546.980766][    C1] yealink 2-1:36.0: unexpected response 0
[  546.987664][    C0] yealink 1-1:36.0: unexpected response 0
[  546.993842][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  546.999412][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.006441][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.013641][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.020223][    C1] yealink 2-1:36.0: unexpected response 0
[  547.033234][    C0] yealink 1-1:36.0: unexpected response 0
[  547.040659][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.047922][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.056574][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.066795][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.076230][    C1] yealink 2-1:36.0: unexpected response 0
[  547.083439][    C0] yealink 1-1:36.0: unexpected response 0
[  547.090824][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.101880][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.114130][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.131242][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.143970][    C1] yealink 2-1:36.0: unexpected response 0
[  547.144465][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.158880][    C0] yealink 1-1:36.0: unexpected response 0
[  547.168190][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.175939][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.183617][    C1] yealink 2-1:36.0: unexpected response 0
[  547.191797][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.204722][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.217774][    C0] yealink 1-1:36.0: unexpected response 0
[  547.225008][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.231278][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.237741][    C1] yealink 2-1:36.0: unexpected response 0
[  547.245205][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.252454][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.259487][    C0] yealink 1-1:36.0: unexpected response 0
[  547.267995][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.276228][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.283421][    C1] yealink 2-1:36.0: unexpected response 0
[  547.291204][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.298109][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.304157][    C0] yealink 1-1:36.0: unexpected response 0
[  547.310884][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.317414][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.323975][    C1] yealink 2-1:36.0: unexpected response 0
[  547.331099][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.337963][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.344772][    C0] yealink 1-1:36.0: unexpected response 0
[  547.351275][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.356896][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.363571][    C1] yealink 2-1:36.0: unexpected response 0
[  547.371153][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.378181][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.384862][    C0] yealink 1-1:36.0: unexpected response 0
[  547.391385][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.398574][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.404718][    C1] yealink 2-1:36.0: unexpected response 0
[  547.412164][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.418661][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.425350][    C0] yealink 1-1:36.0: unexpected response 0
[  547.431416][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.437410][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.443950][    C1] yealink 2-1:36.0: unexpected response 0
[  547.450941][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.458167][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.465301][    C0] yealink 1-1:36.0: unexpected response 0
[  547.471773][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.478225][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.485139][    C1] yealink 2-1:36.0: unexpected response 0
[  547.493407][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.499630][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.505997][    C0] yealink 1-1:36.0: unexpected response 0
[  547.512634][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.518700][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.525638][    C1] yealink 2-1:36.0: unexpected response 0
[  547.532762][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.539817][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.546546][    C0] yealink 1-1:36.0: unexpected response 0
[  547.546863][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.552961][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.558843][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.565912][    C1] yealink 2-1:36.0: unexpected response 0
[  547.572988][    C0] yealink 1-1:36.0: unexpected response 0
[  547.580602][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.589056][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.594914][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.600729][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.607069][    C1] yealink 2-1:36.0: unexpected response 0
[  547.614196][    C0] yealink 1-1:36.0: unexpected response 0
[  547.621792][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.629514][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.636323][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.641008][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.647767][    C1] yealink 2-1:36.0: unexpected response 0
[  547.655002][    C0] yealink 1-1:36.0: unexpected response 0
[  547.663539][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.673644][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.679788][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.686752][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.693451][    C1] yealink 2-1:36.0: unexpected response 0
[  547.700576][    C0] yealink 1-1:36.0: unexpected response 0
[  547.708592][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.715834][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.722565][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.730180][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.739275][    C1] yealink 2-1:36.0: unexpected response 0
[  547.746749][    C0] yealink 1-1:36.0: unexpected response 0
[  547.755613][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.764123][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.771621][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.778665][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.788974][    C1] yealink 2-1:36.0: unexpected response 0
[  547.796526][    C0] yealink 1-1:36.0: unexpected response 0
[  547.804898][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.812460][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.822983][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.828932][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.835256][    C1] yealink 2-1:36.0: unexpected response 0
[  547.843692][    C0] yealink 1-1:36.0: unexpected response 0
[  547.851798][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.861119][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.869718][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.877730][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.888689][    C1] yealink 2-1:36.0: unexpected response 0
[  547.896069][    C0] yealink 1-1:36.0: unexpected response 0
[  547.903883][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.911461][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.916695][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.924452][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.930781][    C1] yealink 2-1:36.0: unexpected response 0
[  547.938362][    C0] yealink 1-1:36.0: unexpected response 0
[  547.945590][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.952944][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  547.958839][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  547.968515][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  547.975545][    C1] yealink 2-1:36.0: unexpected response 0
[  547.982739][    C0] yealink 1-1:36.0: unexpected response 0
[  547.990231][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  547.997868][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.003647][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.010789][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.022695][    C1] yealink 2-1:36.0: unexpected response 0
[  548.040418][    C0] yealink 1-1:36.0: unexpected response 0
[  548.051598][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.058556][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.064527][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.070069][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.077138][    C1] yealink 2-1:36.0: unexpected response 0
[  548.083997][    C0] yealink 1-1:36.0: unexpected response 0
[  548.091348][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.099057][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.104683][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.110666][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.116821][    C1] yealink 2-1:36.0: unexpected response 0
[  548.123752][    C0] yealink 1-1:36.0: unexpected response 0
[  548.131150][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.137459][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.143198][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.148896][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.155721][    C1] yealink 2-1:36.0: unexpected response 0
[  548.162662][    C0] yealink 1-1:36.0: unexpected response 0
[  548.169810][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.176538][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.182297][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.188291][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.195195][    C1] yealink 2-1:36.0: unexpected response 0
[  548.202057][    C0] yealink 1-1:36.0: unexpected response 0
[  548.209360][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.217523][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.222920][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.229396][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.236335][    C1] yealink 2-1:36.0: unexpected response 0
[  548.243650][    C0] yealink 1-1:36.0: unexpected response 0
[  548.250690][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.258482][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.264589][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.270421][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.277410][    C1] yealink 2-1:36.0: unexpected response 0
[  548.284173][    C0] yealink 1-1:36.0: unexpected response 0
[  548.291268][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.297948][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.303968][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.310196][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.316097][    C1] yealink 2-1:36.0: unexpected response 0
[  548.316463][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.322942][    C0] yealink 1-1:36.0: unexpected response 0
[  548.330034][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.336715][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.342508][    C1] yealink 2-1:36.0: unexpected response 0
[  548.348419][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.355377][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.362250][    C0] yealink 1-1:36.0: unexpected response 0
[  548.369533][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.376416][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.381899][    C1] yealink 2-1:36.0: unexpected response 0
[  548.387862][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.394775][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.401593][    C0] yealink 1-1:36.0: unexpected response 0
[  548.408885][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.416032][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.420958][    C1] yealink 2-1:36.0: unexpected response 0
[  548.427713][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.433944][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.441130][    C0] yealink 1-1:36.0: unexpected response 0
[  548.448112][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.455242][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.460982][    C1] yealink 2-1:36.0: unexpected response 0
[  548.466896][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.474997][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.480484][    C0] yealink 1-1:36.0: unexpected response 0
[  548.487829][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.494982][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.501035][    C1] yealink 2-1:36.0: unexpected response 0
[  548.508322][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.514214][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.520618][    C0] yealink 1-1:36.0: unexpected response 0
[  548.527913][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.534535][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.539994][    C1] yealink 2-1:36.0: unexpected response 0
[  548.546371][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.553287][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.559878][    C0] yealink 1-1:36.0: unexpected response 0
[  548.566960][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.573817][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.579352][    C1] yealink 2-1:36.0: unexpected response 0
[  548.585302][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.592071][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.599134][    C0] yealink 1-1:36.0: unexpected response 0
[  548.608152][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.615756][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.620828][    C1] yealink 2-1:36.0: unexpected response 0
[  548.627890][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.636495][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.644321][    C0] yealink 1-1:36.0: unexpected response 0
[  548.661301][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.669660][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.676495][    C1] yealink 2-1:36.0: unexpected response 0
[  548.682824][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.689748][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.696365][    C0] yealink 1-1:36.0: unexpected response 0
[  548.703821][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.711157][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.716249][    C1] yealink 2-1:36.0: unexpected response 0
[  548.723662][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.729239][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.735689][    C0] yealink 1-1:36.0: unexpected response 0
[  548.742952][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.748489][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.755559][    C1] yealink 2-1:36.0: unexpected response 0
[  548.762705][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.768940][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.775414][    C0] yealink 1-1:36.0: unexpected response 0
[  548.782561][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.788504][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.794922][    C1] yealink 2-1:36.0: unexpected response 0
[  548.801973][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.807865][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.814469][    C0] yealink 1-1:36.0: unexpected response 0
[  548.821988][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.827849][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.834047][    C1] yealink 2-1:36.0: unexpected response 0
[  548.841800][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.847421][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.853925][    C0] yealink 1-1:36.0: unexpected response 0
[  548.861975][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.868854][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.875401][    C1] yealink 2-1:36.0: unexpected response 0
[  548.882560][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.888472][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.895651][    C0] yealink 1-1:36.0: unexpected response 0
[  548.903539][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.909536][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.916609][    C1] yealink 2-1:36.0: unexpected response 0
[  548.925108][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.931316][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.937211][    C0] yealink 1-1:36.0: unexpected response 0
[  548.945185][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.950851][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.958274][    C1] yealink 2-1:36.0: unexpected response 0
[  548.965463][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  548.971757][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  548.978359][    C0] yealink 1-1:36.0: unexpected response 0
[  548.985646][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  548.991305][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  548.998271][    C1] yealink 2-1:36.0: unexpected response 0
[  549.005321][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.011537][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.017854][    C0] yealink 1-1:36.0: unexpected response 0
[  549.025790][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.031580][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.038161][    C1] yealink 2-1:36.0: unexpected response 0
[  549.045875][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.052516][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.059048][    C0] yealink 1-1:36.0: unexpected response 0
[  549.066192][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.071990][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.078532][    C1] yealink 2-1:36.0: unexpected response 0
[  549.085607][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.091723][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.098222][    C0] yealink 1-1:36.0: unexpected response 0
[  549.105624][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.112497][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.117902][    C1] yealink 2-1:36.0: unexpected response 0
[  549.124892][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.131490][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.137599][    C0] yealink 1-1:36.0: unexpected response 0
[  549.144902][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.152140][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.157765][    C1] yealink 2-1:36.0: unexpected response 0
[  549.163789][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.171107][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.177336][    C0] yealink 1-1:36.0: unexpected response 0
[  549.184542][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.191282][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.196666][    C1] yealink 2-1:36.0: unexpected response 0
[  549.202724][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.209641][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.216127][    C0] yealink 1-1:36.0: unexpected response 0
[  549.223546][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.230925][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.235703][    C1] yealink 2-1:36.0: unexpected response 0
[  549.241840][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.249210][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.255505][    C0] yealink 1-1:36.0: unexpected response 0
[  549.262652][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.269621][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.275542][    C1] yealink 2-1:36.0: unexpected response 0
[  549.281616][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.288589][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.295354][    C0] yealink 1-1:36.0: unexpected response 0
[  549.303393][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.310126][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.315567][    C1] yealink 2-1:36.0: unexpected response 0
[  549.321867][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.329210][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.335445][    C0] yealink 1-1:36.0: unexpected response 0
[  549.343112][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.350112][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.355262][    C1] yealink 2-1:36.0: unexpected response 0
[  549.361956][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.369447][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.376178][    C0] yealink 1-1:36.0: unexpected response 0
[  549.383162][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.390078][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.395410][    C1] yealink 2-1:36.0: unexpected response 0
[  549.401472][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.408741][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.415300][    C0] yealink 1-1:36.0: unexpected response 0
[  549.424036][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.431357][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.436440][    C1] yealink 2-1:36.0: unexpected response 0
[  549.443981][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.449480][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.456093][    C0] yealink 1-1:36.0: unexpected response 0
[  549.464015][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.474337][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.479763][    C1] yealink 2-1:36.0: unexpected response 0
[  549.485826][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.493050][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.500168][    C0] yealink 1-1:36.0: unexpected response 0
[  549.509996][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.517192][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.523974][    C1] yealink 2-1:36.0: unexpected response 0
[  549.531951][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.538495][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.546600][    C0] yealink 1-1:36.0: unexpected response 0
[  549.555151][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.562783][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.568548][    C1] yealink 2-1:36.0: unexpected response 0
[  549.574579][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.581793][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.589145][    C0] yealink 1-1:36.0: unexpected response 0
[  549.596760][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.608039][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.613552][    C1] yealink 2-1:36.0: unexpected response 0
[  549.619544][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.626371][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.633099][    C0] yealink 1-1:36.0: unexpected response 0
[  549.640777][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.648542][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.655276][    C1] yealink 2-1:36.0: unexpected response 0
[  549.663816][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.673575][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.680404][    C0] yealink 1-1:36.0: unexpected response 0
[  549.688227][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.695636][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.701493][    C1] yealink 2-1:36.0: unexpected response 0
[  549.707493][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.715275][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.721879][    C0] yealink 1-1:36.0: unexpected response 0
[  549.729249][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.736921][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.741778][    C1] yealink 2-1:36.0: unexpected response 0
[  549.742529][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.747997][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.754855][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.761765][    C0] yealink 1-1:36.0: unexpected response 0
[  549.769140][    C1] yealink 2-1:36.0: unexpected response 0
[  549.776787][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.782779][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.788624][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.795659][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.802634][    C0] yealink 1-1:36.0: unexpected response 0
[  549.809759][    C1] yealink 2-1:36.0: unexpected response 0
[  549.817425][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.822963][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.829661][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.835815][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.842634][    C0] yealink 1-1:36.0: unexpected response 0
[  549.850134][    C1] yealink 2-1:36.0: unexpected response 0
[  549.858240][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.869120][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.877287][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.883059][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.889728][    C0] yealink 1-1:36.0: unexpected response 0
[  549.896975][    C1] yealink 2-1:36.0: unexpected response 0
[  549.903056][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.910048][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.916942][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.922905][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.929885][    C0] yealink 1-1:36.0: unexpected response 0
[  549.936771][    C1] yealink 2-1:36.0: unexpected response 0
[  549.943973][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.950892][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.957583][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  549.963575][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  549.970163][    C0] yealink 1-1:36.0: unexpected response 0
[  549.977715][    C1] yealink 2-1:36.0: unexpected response 0
[  549.984046][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  549.990913][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  549.997882][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  550.003313][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  550.009941][    C0] yealink 1-1:36.0: unexpected response 0
[  550.017282][    C1] yealink 2-1:36.0: unexpected response 0
[  550.023584][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  550.030551][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  550.037619][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  550.043794][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  550.050522][    C0] yealink 1-1:36.0: unexpected response 0
[  550.059798][    C1] yealink 2-1:36.0: unexpected response 0
[  550.067286][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  550.073824][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  550.082588][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  550.088907][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  550.095802][    C0] yealink 1-1:36.0: unexpected response 0
[  550.102568][    C1] yealink 2-1:36.0: unexpected response 0
[  550.108732][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  550.115695][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  550.124775][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  550.132001][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  550.139202][    C0] yealink 1-1:36.0: unexpected response 0
[  550.148721][    C1] yealink 2-1:36.0: unexpected response 0
[  550.158616][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71
[  550.165464][    C1] yealink 2-1:36.0: urb_ctl_callback - urb status -71
[  550.173229][    C0] yealink 1-1:36.0: urb_irq_callback - urb status -71
[  550.179201][    C1] yealink 2-1:36.0: urb_irq_callback - urb status -71
[  550.185924][    C0] yealink 1-1:36.0: unexpected response 0
[  550.193243][    C1] yealink 2-1:36.0: unexpected response 0
[  550.199360][    C0] yealink 1-1:36.0: urb_ctl_callback - urb status -71