Re: [Bug 219547] New: BAR 6 ROM BAR failed to assign even their host bridge has enough space

Re: [Bug 219547] New: BAR 6 ROM BAR failed to assign even their host bridge has enough space

[Bjorn Helgaas]

On Mon, Dec 02, 2024 at 08:07:21AM +0000, bugzilla-daemon@kernel.org wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=219547
> 
>             Bug ID: 219547
>            Summary: BAR 6 ROM BAR failed to assign even their host bridge
>                     has enough space
>           Reporter: lixc17@lenovo.com
>         Regression: No
> 
> Created attachment 307307
>   --> https://bugzilla.kernel.org/attachment.cgi?id=307307&action=edit
> command dmesg output
> 
> kernel message output includes below error messages when assign ROM BAR for
> some device on Intel Birch Stream platform.
> -->>
> [   15.058116] pci 0000:3b:00.0: ROM [mem size 0x00100000 pref]: can't assign;
> no space
> [   15.058121] pci 0000:3b:00.0: ROM [mem size 0x00100000 pref]: failed to
> assign
> <<--

Thanks for the report!

Many more details, dmesg (from v6.8), lspci already attached to
bugzilla.

Would be helpful if you could reproduce this on a current kernel,
e.g., v6.13, and attach that dmesg log, to make sure it's not
something that's already been fixed.

Bjorn