problem booting to multi-vdev root pool

Andriy Gapon avg at
Tue Nov 20 15:06:07 UTC 2012

on 20/11/2012 16:59 Andrei Lavreniyuk said the following:
>>> Sorry to make you jump through so many hoops.
>>> Now that I see that the probed config is entirely correct, the problem appears to
>>> be quite obvious: vdev_alloc is not able to properly use spa_version in this
>>> context because spa_ubsync is not initialized yet.
>>> Let me think about how to fix this.
>> I hope that the following simple patch should fix the problem:
>   At mount system trap and reboot.

Unexpected.  Can you catch the backtrace of the panic?
If you have it on the screen.

Andriy Gapon

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