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Date:      Fri, 3 Apr 2020 09:58:13 -0400
From:      Mark Johnston <markj@freebsd.org>
To:        Johannes Totz <johannes@jo-t.de>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: kldunload geom_journal hangs with jfini
Message-ID:  <20200403135813.GB9531@raichu>
In-Reply-To: <afadb8f0-b058-a529-94e0-f4e188322401@jo-t.de>
References:  <afadb8f0-b058-a529-94e0-f4e188322401@jo-t.de>

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On Thu, Mar 05, 2020 at 01:53:42AM +0000, Johannes Totz wrote:
> Hi everyone,
> 
> a recent 12-stable rev 358557 amd64 build hangs on kldunload of
> geom_journal.
> To reproduce:
>  kldload geom_journal
>  kldunload geom_journal
> 
> kldunload just hangs indefinitely. top says the state is "jfini:". It's
> using some cpu time though.
> procstat -k hangs as well.
> 
> Very reproducable, on both virtualbox as well as real hardware.
> 
> Any extra info that could help?

Hi Johannes,

This should be fixed by r359595.  It'll be merged to stable/12 in a few
days.



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