[Bug 254661] Debug registers seem to be inherited in forked processes

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254661

--- Comment #4 from commit-hook at FreeBSD.org ---
A commit in branch stable/13 references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=5524122ee3b78b3a9bba1d0a0d9b8ac080a8e6d8

commit 5524122ee3b78b3a9bba1d0a0d9b8ac080a8e6d8
Author:     Konstantin Belousov <kib at FreeBSD.org>
AuthorDate: 2021-03-30 15:40:02 +0000
Commit:     Konstantin Belousov <kib at FreeBSD.org>
CommitDate: 2021-04-06 00:47:34 +0000

    x86: clear %db registers in new process

    PR:     254661

    (cherry picked from commit 8223717ce62c1ad0becc34ce69fe2d1771f3ba05)

 sys/amd64/amd64/vm_machdep.c | 8 ++++++++
 sys/i386/i386/vm_machdep.c   | 8 ++++++++
 2 files changed, 16 insertions(+)

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