zfsboot at 12.0: Shortening read at xxxx from 16 to -479991569

[Warner Losh]

On Thu, Dec 13, 2018, 6:19 AM Mark Martinec <Mark.Martinec+freebsd at ijs.si
wrote:

> On one of my hosts (now running 12.0-RELEASE) the zfsboot shows
> this weird negative number, which sounds suspicious:
>
>    Verifying DMI pool Data .............
>    Shortening read at 3907029152 from 16 to 15
>    Shortening read at 7435283708 from 16 to -479991569
>
>    BTX loader 1.0  BTX version is 1.02
>    Consoles: ...
>    BIOS drive C: is disk0
>    ...
>
> The machine boots up normally and is fine, zpool scrub is happy,
> so, should I worry? Anything fishy there?
>
> Searching through sources, the message seems to come from
> stand/i386/zfsboot/zfsboot.c :
>
>    printf("Shortening read at %lld from %d to %lld\n",
>      alignlba, alignnb, (zdsk->dsk.size + zdsk->dsk.start) - alignlba);
>


Do you have any encrypted disks?

Warner

Mark
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