On Nov 19 2018, Andrew Lunn <and...@lunn.ch> wrote:

> I still don't see why that would cause a hang.

[  996.370000] [<ffffffe0011d7324>] mutex_lock+0x22/0x2a
[  996.380000] [<ffffffe001039ba0>] mdiobus_read+0x36/0x60
[  996.380000] [<ffffffe00103b82c>] vsc85xx_config_init+0x4c/0x1e2

vsc85xx_config_init is calling mdiobus_read while holding the mdio_lock.

Andreas.

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Andreas Schwab, SUSE Labs, sch...@suse.de
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