[Bug 277559] kldload vmm sometimes hangs kernel on arm64

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=277559

--- Comment #11 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=ef80df0a71912500ad84060334a24e903869f00b

commit ef80df0a71912500ad84060334a24e903869f00b
Author:     Andrew Turner <andrew@FreeBSD.org>
AuthorDate: 2024-04-15 14:36:20 +0000
Commit:     Andrew Turner <andrew@FreeBSD.org>
CommitDate: 2024-04-24 18:17:19 +0000

    arm64/vmm: Ensure the tlbi has completed

    Ensure the TLB is invalidated before enabling the EL2 MMU. Without
    this the TLB may be in an inconsistant state leading to a possible
    exception when enabling the MMU.

    PR:             277559
    Reviewed by:    markj
    Sponsored by:   Arm Ltd
    Differential Revision:  https://reviews.freebsd.org/D44799

 sys/arm64/vmm/vmm_hyp_exception.S | 3 +++
 1 file changed, 3 insertions(+)

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