Re: ktrace on NFSroot failing?

Reply: John Baldwin : "Re: ktrace on NFSroot failing?"
In reply to: Bjoern A. Zeeb: "ktrace on NFSroot failing?"
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From: Mateusz Guzik <mjguzik_at_gmail.com>
Date: Thu, 10 Mar 2022 16:14:51 UTC

On 3/10/22, Bjoern A. Zeeb <bzeeb-lists@lists.zabbadoz.net> wrote:
> Hi,
>
> I am having a weird issue with ktrace on an nfsroot machine:
>
> root:/tmp # ktrace sleep 1
> root:/tmp # kdump
> -559038242  Events dropped.
> kdump: bogus length 0xdeadc0de
>
> Anyone seen something like this before?
>

I just did a quick check and it definitely fails on nfs mounts:
# ktrace pwd
/root/mjg
# kdump
-559038242  Events dropped.
kdump: bogus length 0xdeadc0de

I don't have time to look into it this week though.

> --
> Bjoern A. Zeeb                                                     r15:7
>
>


-- 
Mateusz Guzik <mjguzik gmail.com>