port 1 disabled by hub (EMI?), re-enabling...

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Hi,

When I remove pen-drive, I am seeing following logs

[  132.968942]   Disconnect Detected Interrupt++ (Host) a_host
[  133.196692] hub 1-0:1.0: port 1 disabled by hub (EMI?), re-enabling...
[  133.207595] usb 1-1: USB disconnect, device number 2
[  164.420649] sd 0:0:0:0: Device offlined - not ready after error recovery
[  164.447670] sd 0:0:0:0: [sda] Unhandled error code
[  164.459347] sd 0:0:0:0: [sda]  Result: hostbyte=0x01 driverbyte=0x00
[  164.482169] sd 0:0:0:0: [sda] CDB: cdb[0]=0x2a: 2a 00 00 15 65 f8 00 00 08 00
[  164.643217] end_request: I/O error, dev sda, sector 1402360

Why EMI is coming into picture here ?


Thanks,
Rahul B.
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