git: 8563de2f2799 - main - Fix bug 253158 - Panic: snapacct_ufs2: bad block - mksnap_ffs(8) crash

[Harry Schmalzbauer]

Am 12.02.2021 um 06:35 schrieb Kirk McKusick:
> The branch main has been updated by mckusick:
>
> URL: https://cgit.FreeBSD.org/src/commit/?id=8563de2f2799b2cb6f2f06e3c9dddd48dca2a986
>
> commit 8563de2f2799b2cb6f2f06e3c9dddd48dca2a986
> Author:     Kirk McKusick <mckusick at FreeBSD.org>
> AuthorDate: 2021-02-12 05:31:16 +0000
> Commit:     Kirk McKusick <mckusick at FreeBSD.org>
> CommitDate: 2021-02-12 05:31:16 +0000
>
>      Fix bug 253158 - Panic: snapacct_ufs2: bad block - mksnap_ffs(8) crash

Please see https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=253158#c9
This introduces a "page fault while in kernel mode" for fstyp(8) in my 
environment, easy reproducable by

/sbin/mksnap_ffs /.snap/.test2
/usr/sbin/fstyp /.snap/.test2

Thanks,
-harry