Date: Thu, 16 Dec 2010 13:27:14 -0600 From: Adam Vande More <amvandemore@gmail.com> To: "Li-Lun Wang (Leland Wang)" <llwang@infor.org> Cc: freebsd-emulation@freebsd.org Subject: Re: kern/150186: [parallels] [panic] Parallels Desktop: CDROM disconnected leads to panic, eventually Message-ID: <AANLkTi=Pxe_PvNCXnvWvKVGcoX7QYwyV6TZ=%2Bn=HcZQF@mail.gmail.com> In-Reply-To: <201012161920.oBGJKBIK051717@freefall.freebsd.org> References: <201012161920.oBGJKBIK051717@freefall.freebsd.org>
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On Thu, Dec 16, 2010 at 1:20 PM, Li-Lun Wang (Leland Wang) <llwang@infor.org > wrote: > I think I may have stumbled upon the same issue after I updated my > installed ports, including hald. I run a FreeBSD 8.1-stable amd64 (not > the latest but a few months old) in virtual box on a windows 7 x64 > host. If I disable hald or the cdrom device in virtual box, or run the > same FreeBSD installation natively, the problem doesn't seem to occur. > When the problem does occur, I get the following messages (not > necessarily in any particular order): > > ata0: WARNING - unknown CMD (0x4a) read data overrun 18>8 > ata0: WARNING - READ_TOC read data overrun 18>12 > ata0: WARNING - PREVENT_ALLOW read data overrun 18>0 > ata0: WARNING - TEST_UNIT_READY read data overrun 18>0 > > These messages repeat seemingly at random for a few times. Eventually > the box might panic. > Interesting, I also found the same to be true. An additional point is that I tried with atapicam loaded and there were also some strange behavior. The VM takes a couple of minutes to recognize /dev/cd0. -- Adam Vande More
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