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Date:      Tue, 08 Feb 2022 18:07:42 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 261781] vdso: Time calculation integer overflow
Message-ID:  <bug-261781-227-ASGsMiF3Gi@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-261781-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-261781-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D261781

--- Comment #2 from Jaroslaw Pelczar <jarek@jpelczar.com> ---
(In reply to Konstantin Belousov from comment #1)

scale =3D 295147905178
ffsl(295147905178) =3D 2
scale_bits =3D 2

delta =3D 64100295
fls(delta) =3D 26

2 + 26 < 63 =3D> but overflow occurs.

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