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Date:      Sun, 9 Feb 1997 07:02:19 +1100
From:      Bruce Evans <bde@zeta.org.au>
To:        bde@zeta.org.au, dk+@ua.net
Cc:        dk@farm.org, dk@genesyslab.com, freebsd-hackers@freebsd.org
Subject:   Re: 2.2 panic in i586_bc1 call from nfs_writerpc()
Message-ID:  <199702082002.HAA24173@godzilla.zeta.org.au>

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>> >(btw, gdb cannot disassemble functions in support.s ;-(  but it's easy
>>                   ^^^^^^^^^^^ backtrace
>> >to see that it's within i586_bc1 anyway (next label is i586_global_bcopy,
>> >and that address is higher than fault's).
>
>well - I type `disas i586_bc1' so I can look up instruction by address,
>and gdb refuses to do so.

gdb handles this poorly, but you can disassemble almost anything (perhaps
not data) by giving absolute start and end addresses, e.g.,
`disas i586_bc1 i586_bc1+123'.

>yes, the mount was v3 (and probably even TCP).  The NFS server is
>NetApp F330, running Data ONTAP 4.0.1c (that's a dedicated NFS server,
>essentially a Pentium PC with additional SCSI disk shelves, rackmounted.
>The entire OS fits into 1 floppy disk and has a command-line interface
>with similarities to Unix command set.  It does up to 1Mb/s for both NFS
>writes and reads - I wish FreeBSD can do that.)

Perhaps it doesn't handle large file offsets right :-).

Bruce



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