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Date: Mon, 03 Mar 2014 21:39:28 -0800
From: Peter Grehan <grehan@freebsd.org>
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To: Andrea Brancatelli <abrancatelli@schema31.it>,
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Subject: Re: bhyve core dump...
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Hi Andrea,
> I was installing mysql56 in a freebsd10 inside freebsd 10 and while doing
> the install the machine bombed out. In the console this is what I got:
>
> Assertion failed: (aior != NULL), function ahci_handle_dma, file
> /usr/src/usr.sbin/bhyve/pci_ahci.c, line 445.
> Abort trap (core dumped)
>
> The VM was calculating the SHA256 of the distfile when it bombed out.
> Nothing else was going on inside the VM at that time.
>
> I even have the .core if it matters.

  This is the issue that was fixed in HEAD with

     http://svnweb.freebsd.org/base?view=revision&revision=260999

  Not yet in stable: should be there soon. The workaround is to use 
virtio block as the disk emulation.

later,

Peter.