linux-kernel - Re: [patch] pipe: Don't oops when pipe filesystem isn't mounted

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20061211102207.GE4587@ftp.linux.org.uk>
Date:	Mon, 11 Dec 2006 10:22:07 +0000
From:	Al Viro <viro@....linux.org.uk>
To:	Andrew Morton <akpm@...l.org>
Cc:	Andrew MChuck Ebbert <76306.1226@...puserve.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"Linus Torvalds orton <akpm@...l.org>" <torvalds@...l.org>
Subject: Re: [patch] pipe: Don't oops when pipe filesystem isn't mounted

On Mon, Dec 11, 2006 at 02:17:18AM -0800, Andrew Morton wrote:
> I think we should aim to have as many subsystems ready to go as possible -
> ideally all of them.  Right now we can potentially run userspace before
> AIO, posix-timers, message-queues, BIO, networking, etc are ready to run.
> 
> It looks to be pretty easy to fix...
> 
> > As for that example, I'd love to see specifics - which driver triggers
> > hotplug?  Presumably it happens from an initcall, so we also have something
> > fishy here...
> 
> I don't know in this case - but firmware loading from a statically-linked
> driver is a legit thing to do.

Umm... statically linked driver that might want firmware shouldn't precede
the subsystems unless something is seriously wrong with priorities...

IOW, I still wonder what's really going on - pipes are fs_initcall() and
any hardware stuff ought to be simple module_init().  So something fishy
is going on, regardless of anything else.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/