That's correct. They don't boot. The boot hangs when displaying information
for the second disk.
Today tried with bsd kernel (Debian/kfreebsd) and it recognizes the disks
and boots properly. Just for information.


On Fri, Dec 20, 2013 at 7:59 PM, Christopher M. Penalver <
<email address hidden>> wrote:

> Oltion Kola, thank you for your comments. Just to confirm, you attempted
> to boot into the live environment of Trusty, and the mainline kernel
> v3.13-rc3, and neither allowed you to boot with both disks attached?
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/570434
>
> Title:
>   [Dell Dimension 2400] IRQ conflict with pci sata vt6421 with two hard
>   drives
>
> Status in “linux” package in Ubuntu:
>   Incomplete
>
> Bug description:
>   My computer hangs when booting because of a irq conflict. I have a PCI
>   adapter for SATA drives with sata and usb ports with VT6421 chipset.
>   When I boot up with two HD in the sata ports the system behaves badly.
>   Most of the time it hangs (3 over 4 tries) in the 2 first seconds. I
>   have tried the options in the irq debug guide but it does not help.
>
>   WORKAROUND: When I put only one HD then the system is OK.
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 10.04
>   Package: linux-image-2.6.32-21-generic 2.6.32-21.32
>   Regression: No
>   Reproducible: Yes
>   ProcVersionSignature: Ubuntu 2.6.32-21.32-generic 2.6.32.11+drm33.2
>   Uname: Linux 2.6.32-21-generic i686
>   AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
>   Architecture: i386
>   AudioDevicesInUse:
>    USER        PID ACCESS COMMAND
>    /dev/snd/controlC0:  olti       1268 F.... pulseaudio
>   CRDA: Error: [Errno 2] No such file or directory
>   Card0.Amixer.info:
>    Card hw:0 'I82801DBICH4'/'Intel 82801DB-ICH4 with AD1981B at irq 17'
>      Mixer name : 'Analog Devices AD1981B'
>      Components : 'AC97a:41445374'
>      Controls      : 26
>      Simple ctrls  : 18
>   CurrentDmesg:
>    [   18.820236] b44: eth1: Link is up at 100 Mbps, full duplex.
>    [   18.820243] b44: eth1: Flow control is off for TX and off for RX.
>    [   18.820581] ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
>    [   29.816170] eth1: no IPv6 routers present
>   Date: Mon Apr 26 23:14:53 2010
>   HibernationDevice: RESUME=UUID=78bd97bc-8c7b-48b0-8c87-13780d942f8e
>   InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Release Candidate i386
> (20100419.1)
>   IwConfig:
>    lo        no wireless extensions.
>
>    eth1      no wireless extensions.
>   MachineType: Dell Computer Corporation Dimension 2400
>   ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-21-generic
> root=UUID=d700ba56-8a55-4228-9d46-07468a334fe0 ro quiet splash
>   ProcEnviron:
>    LANG=en_US.utf8
>    SHELL=/bin/bash
>   RelatedPackageVersions: linux-firmware 1.34
>   RfKill:
>
>   SourcePackage: linux
>   dmi.bios.date: 12/02/2003
>   dmi.bios.vendor: Dell Computer Corporation
>   dmi.bios.version: A05
>   dmi.board.name: 0G1548
>   dmi.board.vendor: Dell Computer Corp.
>   dmi.board.version: A00
>   dmi.chassis.type: 15
>   dmi.chassis.vendor: Dell Computer Corporation
>   dmi.modalias:
> dmi:bvnDellComputerCorporation:bvrA05:bd12/02/2003:svnDellComputerCorporation:pnDimension2400:pvr:rvnDellComputerCorp.:rn0G1548:rvrA00:cvnDellComputerCorporation:ct15:cvr:
>   dmi.product.name: Dimension 2400
>   dmi.sys.vendor: Dell Computer Corporation
>
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>