ftdi_sio ttyUSB0: error from flowcontrol urb on Ubuntu 16.04












1















I have FTDI RS 232 connected to my intel UpBoard that has Ubuntu 16.04. But when I run dmesg | grep tty I get the following error:



[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7

[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7

[    0.000000] console [tty0] enabled

[    0.000000] console [ttyS0] enabled

[    2.391092] 00:01: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A

[    4.496363] 8086228A:00: ttyS4 at MMIO 0xa171b000 (irq = 39, base_baud = 2764800) is a 16550A

[  399.845794] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB0

[  838.150554] ftdi_sio ttyUSB0: error from flowcontrol urb

[  838.163075] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0

[ 1011.239845] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1

[ 1114.578178] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1

[ 1139.601397] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1

[ 1663.918667] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1

[ 1920.236846] usb 1-4.3: FTDI USB Serial Device converter now attached to ttyUSB1

[ 2608.217508] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1

[ 2640.032168] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB1

[ 5900.659443] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32

[ 5900.676989] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32

[ 5900.876198] ftdi_sio ttyUSB1: error from flowcontrol urb

[ 5900.888991] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1

[ 5935.790088] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2

[ 6465.257081] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2

[ 6470.193102] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2

[ 6725.954447] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2

[ 7338.643022] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2

[ 7470.977015] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2

[ 8103.098825] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2

[ 8403.982971] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2

[ 8597.955152] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2

[ 8793.105429] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2

[10342.579878] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2

[11941.177073] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2

[12755.096801] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2

[12851.533357] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2

[13018.524419] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2


Can anyone please help me resolving this issue?






16.04 tty serial-port







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Govi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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    1















    I have FTDI RS 232 connected to my intel UpBoard that has Ubuntu 16.04. But when I run dmesg | grep tty I get the following error:



    [    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7
    
[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7
    
[    0.000000] console [tty0] enabled
    
[    0.000000] console [ttyS0] enabled
    
[    2.391092] 00:01: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
    
[    4.496363] 8086228A:00: ttyS4 at MMIO 0xa171b000 (irq = 39, base_baud = 2764800) is a 16550A
    
[  399.845794] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB0
    
[  838.150554] ftdi_sio ttyUSB0: error from flowcontrol urb
    
[  838.163075] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
    
[ 1011.239845] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1
    
[ 1114.578178] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
    
[ 1139.601397] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1
    
[ 1663.918667] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
    
[ 1920.236846] usb 1-4.3: FTDI USB Serial Device converter now attached to ttyUSB1
    
[ 2608.217508] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
    
[ 2640.032168] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB1
    
[ 5900.659443] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32
    
[ 5900.676989] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32
    
[ 5900.876198] ftdi_sio ttyUSB1: error from flowcontrol urb
    
[ 5900.888991] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
    
[ 5935.790088] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
    
[ 6465.257081] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
    
[ 6470.193102] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
    
[ 6725.954447] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
    
[ 7338.643022] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
    
[ 7470.977015] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
    
[ 8103.098825] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
    
[ 8403.982971] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
    
[ 8597.955152] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
    
[ 8793.105429] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
    
[10342.579878] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
    
[11941.177073] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
    
[12755.096801] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2
    
[12851.533357] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
    
[13018.524419] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2


    Can anyone please help me resolving this issue?






    16.04 tty serial-port







    share|improve this question









    New contributor




    Govi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
    Check out our Code of Conduct.























      1












      1








      1








      I have FTDI RS 232 connected to my intel UpBoard that has Ubuntu 16.04. But when I run dmesg | grep tty I get the following error:



      [    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7
      
[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7
      
[    0.000000] console [tty0] enabled
      
[    0.000000] console [ttyS0] enabled
      
[    2.391092] 00:01: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
      
[    4.496363] 8086228A:00: ttyS4 at MMIO 0xa171b000 (irq = 39, base_baud = 2764800) is a 16550A
      
[  399.845794] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB0
      
[  838.150554] ftdi_sio ttyUSB0: error from flowcontrol urb
      
[  838.163075] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
      
[ 1011.239845] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 1114.578178] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 1139.601397] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 1663.918667] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 1920.236846] usb 1-4.3: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 2608.217508] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 2640.032168] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 5900.659443] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32
      
[ 5900.676989] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32
      
[ 5900.876198] ftdi_sio ttyUSB1: error from flowcontrol urb
      
[ 5900.888991] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 5935.790088] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 6465.257081] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 6470.193102] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 6725.954447] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 7338.643022] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 7470.977015] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 8103.098825] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 8403.982971] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 8597.955152] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 8793.105429] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[10342.579878] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[11941.177073] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[12755.096801] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2
      
[12851.533357] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[13018.524419] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2


      Can anyone please help me resolving this issue?






      16.04 tty serial-port







      share|improve this question









      New contributor




      Govi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
      Check out our Code of Conduct.












      I have FTDI RS 232 connected to my intel UpBoard that has Ubuntu 16.04. But when I run dmesg | grep tty I get the following error:



      [    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7
      
[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-4.15.0-37-generic root=UUID=77afd5d3-427e-4dc4-bea1-5996538070a6 ro console=tty0 console=ttyS0,115200n8 quiet splash vt.handoff=7
      
[    0.000000] console [tty0] enabled
      
[    0.000000] console [ttyS0] enabled
      
[    2.391092] 00:01: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
      
[    4.496363] 8086228A:00: ttyS4 at MMIO 0xa171b000 (irq = 39, base_baud = 2764800) is a 16550A
      
[  399.845794] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB0
      
[  838.150554] ftdi_sio ttyUSB0: error from flowcontrol urb
      
[  838.163075] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
      
[ 1011.239845] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 1114.578178] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 1139.601397] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 1663.918667] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 1920.236846] usb 1-4.3: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 2608.217508] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 2640.032168] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB1
      
[ 5900.659443] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32
      
[ 5900.676989] ftdi_sio ttyUSB1: usb_serial_generic_read_bulk_callback - urb stopped: -32
      
[ 5900.876198] ftdi_sio ttyUSB1: error from flowcontrol urb
      
[ 5900.888991] ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
      
[ 5935.790088] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 6465.257081] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 6470.193102] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 6725.954447] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 7338.643022] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 7470.977015] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 8103.098825] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 8403.982971] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[ 8597.955152] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[ 8793.105429] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[10342.579878] usb 1-4: FTDI USB Serial Device converter now attached to ttyUSB2
      
[11941.177073] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[12755.096801] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2
      
[12851.533357] ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
      
[13018.524419] usb 1-7.1: FTDI USB Serial Device converter now attached to ttyUSB2


      Can anyone please help me resolving this issue?






      16.04 tty serial-port




      16.04 tty serial-port






      share|improve this question









      New contributor




      Govi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      Govi is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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      share|improve this question




      share|improve this question








      edited 9 hours ago







      Govi













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      asked 9 hours ago









      GoviGovi

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      Check out our Code of Conduct.






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          格利澤436b

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          格利泽436b 太陽系外行星 太陽系外行星列表 艺术家笔下的格利泽436b 母恆星 母恆星 Gliese 436 星座 獅子座 赤經 ( α ) 11 h  42 m  11.0941 s [1] 赤緯 ( δ ) +26° 42′ 23.652″ [1] 距離 33.4 ly (10.2 pc) 光譜類型 M2.5 V [1] 軌道參數 半长轴 ( a ) 0.0291±0.0004 [2] AU 軌道離心率 ( e ) 0.150±0.012 [2] 公轉週期 ( P ) 2.643904±0.000005 [3] d (0.00723849 y) 軌道傾角 ( i ) 85.8 +0.21 −0.25 [3] ° 角距 ( θ ) 2.794 mas 近星點時間 ( T 0 ) 2,451,551.716 ±0.01 JD 半振幅 ( K ) 18.68±0.8 m/s 物理性质 质量 ( m ) 22.2±1.0 [2] M ⊕ 半徑 ( r ) 4.327±0.183 [2] [4] R ⊕ 密度 ( ρ ) 1.51 g cm -3 表面重力 ( g ) 1.18 g 溫度 ( T ) 712±36 [2] K 發現 發現時間 2004 發現者 巴特勒、沃格特、 馬西 et al. 發現方法 徑向速度、凌日法 發現地點 美國加利福尼亞州 發表論文 出版 其他名稱 Ross 905 b, GJ 436 b, [5] LTT 13213 b, GCTP 2704.10 b, LHS 310, AC+27:28217 b, Vyssotsky 616 b, HIP 57087 b, GEN# +9.80120068 b, LP 319-75 b, G 121-7 b, LSPM J1142+2642 b, 1RXS J114211.9+264328 b, ASCC 683818 b, G 147-68 b, UCAC2 41198281 b, BP...
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