Re: port-xen/58395: panic: HYPERVISOR_mmu_update failed, ret: -22

To: port-xen-maintainer%netbsd.org@localhost,gnats-admin%netbsd.org@localhost,netbsd-bugs%netbsd.org@localhost,campbell+netbsd%mumble.net@localhost
Subject: Re: port-xen/58395: panic: HYPERVISOR_mmu_update failed, ret: -22
From: "Aaron J. Grier via gnats" <gnats-admin%NetBSD.org@localhost>
Date: Mon, 10 Mar 2025 04:35:01 +0000 (UTC)

The following reply was made to PR port-xen/58395; it has been noted by GNATS.

From: "Aaron J. Grier" <agrier%poofygoof.com@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-xen/58395: panic: HYPERVISOR_mmu_update failed, ret: -22
Date: Sun, 9 Mar 2025 21:25:23 -0700

 I ran into the same issue trying to update my VPS, also at tornado.

 Taylor's workaround that caps the number of grants at 32 allowed me to
 boot the NetBSD-10 kernel and finish the upgrade.

 has anybody brought this up with tornado or xen yet?

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