From: kuznet@ms2.inr.ac.ru
To: jdthoodREMOVETHIS@yahoo.co.UK (Thomas Hood)
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] to deal with bad dev->refcnt in unregister_netdevice()
Date: Thu, 8 Feb 2001 22:31:33 +0300 (MSK) [thread overview]
Message-ID: <200102081931.WAA23500@ms2.inr.ac.ru> (raw)
In-Reply-To: <3A81EC74.8E4D9B7F@yahoo.co.uk> from "Thomas Hood" at Feb 8, 1 04:15:02 am
Hello!
> Here is a patch which may not solve the underlying
This does not. refcnt cannot be <1 at this point.
> assuming that the latter messages aren't serious?
They are fatal. Machine must be rebooted after them.
> I hope the networking gurus can find the real bugs here.
Well, someone forgets to grab refcnt or makes redundant dev_put.
Try to catch this, f.e. adding BUG() to the places where fatal
messages are generated to get backtraces.
Alexey
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next prev parent reply other threads:[~2001-02-08 19:32 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-08 0:46 Thomas Hood
2001-02-08 19:31 ` kuznet [this message]
2001-02-09 5:44 Thomas Hood
2001-02-10 6:01 Thomas Hood
2001-02-12 12:53 Thomas Hood
2001-02-12 18:56 Thomas Hood
2001-02-12 17:27 ` Arnaldo Carvalho de Melo
[not found] <20010214092251.D1144@e-trend.de>
[not found] ` <3A8AA725.7446DEA0@ubishops.ca>
[not found] ` <20010214165758.L28359@e-trend.de>
[not found] ` <20010214122244.H7859@conectiva.com.br>
2001-02-15 21:13 ` Thomas Hood
2001-02-21 16:22 ` Thomas Hood
2001-03-10 2:46 Thomas Hood
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