[i.MX6][Linux_4.1.15]Repeating plug/unplug USB device results in kernel panic

Document created by jim.lin Employee on Apr 17, 2017
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Issue: kernel panic when repeating plug/unplug USB device(e.g. USB flash disk) in Linux 4.1.15


The issue is in kernel BLOCK DEVICE, this is not a hardware related issue(happens to all devices running L4.1.15 or L4.4.x), please refer to following link on kernel.org for more details and fixes:

blockdev kernel regression (bugzilla 173031) - Patchwork 

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