It looks like PR 11493 that I sent in a while ago.  I git the panic
under similar circumstances (i.e. heavy file system activity).

    -- Lennart

Olaf Seibert wrote:

> I was unpacking syssrc.tgz onto /home, with softdeps enabled. I use the
> 1.5 GENERIC kernel still on a VAXstation 3100 with 32M core and a 2G
> SCSI disk.
>
> 4-finger copy:
>
> panic: softdep_update_inodeblock: update failed
> Stopped in tar at       _softdep_update_inodeblock+0x135:       ret
> db>
>
> VAX ddb does not show stack bachtraces, it seems (no bt or where
> command).
>
> -Olaf.
> --
> ___ Olaf 'Rhialto' Seibert - rhialto@polder    -- Ah only did well at school
> \X/ land.nl       -- tae git intae an O level class tae git away fae Begbie.
> Hi! I am a .signature virus. Copy me into your .signature to help me spread.