Re: port-arm/60655: vmt(4) probes the VMware backdoor unconditionally on aarch64 and panics the kernel on hypervisors that do not implement it

["Nick Hudson via gnats" <gnats-admin%NetBSD.org@localhost>]

The following reply was made to PR port-arm/60655; it has been noted by GNATS.

From: Nick Hudson <nick.hudson%gmx.co.uk@localhost>
To: zakinko%snowrabbit.org@localhost,
 "gnats-bugs%netbsd.org@localhost" <gnats-bugs%NetBSD.org@localhost>
Cc: "port-arm-maintainer%netbsd.org@localhost" <port-arm-maintainer%NetBSD.org@localhost>,
 "netbsd-bugs%netbsd.org@localhost" <netbsd-bugs%NetBSD.org@localhost>,
 "gnats-admin%netbsd.org@localhost" <gnats-admin%NetBSD.org@localhost>
Subject: Re: port-arm/60655: vmt(4) probes the VMware backdoor unconditionally
 on aarch64 and panics the kernel on hypervisors that do not implement it
Date: Fri, 4 Sep 2026 17:02:46 +0100

 On 04/09/2026 17:40, zakinko%snowrabbit.org@localhost wrote:
 > qemu-system-aarch64 11.1.0 from Homebrew, on macOS 26.6.2 (build =
 25G83),
 > on an Apple M4.
 
 I tested qemu-system-aarch64 10.2 from homebrew. I see the error with =
 11.1.
 
 I think this is related to qemu 11.1 support for
 
 ARM: =E2=80=98virt=E2=80=99 board support for specifying cache topology, =
 =E2=80=98hvf=E2=80=99 accelerator now supports nested virtualization and =
 vGIC