Re: kern/55667 (regression: XEN3_DOM0 fails to boot on)

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR kern/55667; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: jdolecek%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost,
        kardel%netbsd.org@localhost
Subject: Re: kern/55667 (regression: XEN3_DOM0 fails to boot on)
Date: Wed, 25 May 2022 16:52:20 +0200

 On Wed, May 25, 2022 at 10:30:02AM +0000, Frank Kardel wrote:
 > The following reply was made to PR kern/55667; it has been noted by GNATS.
 > 
 > From: Frank Kardel <kardel%netbsd.org@localhost>
 > To: gnats-bugs%netbsd.org@localhost, jdolecek%netbsd.org@localhost, gnats-admin%netbsd.org@localhost,
 >  netbsd-bugs%netbsd.org@localhost
 > Cc: 
 > Subject: Re: kern/55667 (regression: XEN3_DOM0 fails to boot on)
 > Date: Wed, 25 May 2022 12:29:10 +0200
 > 
 >  I tried the updated version, but on this machine MSI-X cannot be registered.
 >  
 >  [     1.571349] ixg0 at pci16 dev 0 function 0: Intel(R) PRO/10GbE 
 >  PCI-Express Network Driver, Version - 4.0.1-k
 >  [     1.571468] ixg0: clearing prefetchable bit
 >  [     1.571814] ixg0: device X550
 >  [     1.843714] ixg0: NVM Image Version 1.93, PHY FW Revision 2.0b ID 
 >  0xb, NVM Map version 1.93, OEM NVM Image version 0.04, ETrackID 80000aee
 >  [     1.867853] ixg0: PBA number 020C08-0F8
 >  [>>> 1.867964] xen_map_msix_pirq bus 69 devfn 0x0 (0 0) count 5 map 0 fail
 >  [>>> 1.867984] ixg0: autoconfiguration error: failed to allocate MSI-X 
 >  interrupt
 >  [>>> 1.868988] xen_map_msi_pirq bus 69 devfn 0x0 (0 0) entry_nr 0 fail
 >  [     1.869006] xen_pic_to_gsi ioapic pin 31 gsi 119 allocated 119
 
 Both msi-x and msi failing, that's strange.
 Can you boot xen-debug.gz with apic_verbosity=debug acpi=verbose
 and post the result here (although I'm not sure it will tell much about
 msi/msi-x).
 
 Also a dmesg from a recent GENERIC could be interesting.
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --