Greetings Philippe, > Sent: Wednesday, February 03, 2021 at 6:48 PM > From: "Philippe Mathieu-Daudé" <phi...@redhat.com> > To: "daggs" <da...@gmx.com>, qemu-discuss@nongnu.org > Cc: "qemu-devel" <qemu-de...@nongnu.org>, "Qemu-block" <qemu-bl...@nongnu.org> > Subject: Re: cdrom scsi passthough not working well > > Cc'ing qemu-block@ developers. > > On 10/28/20 6:18 AM, daggs wrote: > > Greetings, > > > > I have a vm running under qemu 5.1.0 with a cdrom scsi passthough into it. > > I can eject the device in and out but when I insert a disc, is isn't > > detected and the dmesg on the guest is filled with these prints: > > [384216.443262] sr 0:0:0:0: ioctl_internal_command return code = 8000002 > > [384216.443268] sr 0:0:0:0: Sense Key : 0xb [current] > > [384216.443272] sr 0:0:0:0: ASC=0x0 ASCQ=0x6 > > [384218.504142] sr 0:0:0:0: ioctl_internal_command return code = 8000002 > > [384218.504150] sr 0:0:0:0: Sense Key : 0xb [current] > > [384218.504153] sr 0:0:0:0: ASC=0x0 ASCQ=0x6 > > [384220.561302] sr 0:0:0:0: ioctl_internal_command return code = 8000002 > > [384220.561308] sr 0:0:0:0: Sense Key : 0xb [current] > > [384220.561312] sr 0:0:0:0: ASC=0x0 ASCQ=0x6 > > > > the vm is uefi q35 based, generated by libvirt 6.8.0, the cdrom part is > > this: > > -blockdev > > {"driver":"host_device","filename":"/dev/sg0","node-name":"libvirt-2-backend","read-only":true} > > -device > > scsi-generic,bus=scsi0.0,channel=0,scsi-id=0,lun=0,drive=libvirt-2-backend,id=hostdev0 > > > > id there something bad with the config or have I encountered a bug? > > > > Thanks, > > > > Dagg. > > >
I don't have this issue anymore, however, when I enter the cdrom, the read light is blinking for a long time and when it is done, the disc isn't detected. /dev/sr0 exists, both the drive and cd are good Dagg. >