From: Al Viro
Date: Mon, 20 Jul 2020 02:21:51 +0100
> Back in 2.1.29 the clear_user() guts (__bzero()) had been merged
> with memset(). Unfortunately, while all exception handlers had been
> copied, one of the exception table entries got lost. As the result,
> clear_user() starting at 128*n byt
Back in 2.1.29 the clear_user() guts (__bzero()) had been merged
with memset(). Unfortunately, while all exception handlers had been
copied, one of the exception table entries got lost. As the result,
clear_user() starting at 128*n bytes before the end of page and
spanning between 8 and 127 bytes
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