linux-kernel - Re: mmotm 2009-06-30-12-50 dies during early boot

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]

Date:	Fri, 3 Jul 2009 10:20:37 +0200
From:	Oleg Nesterov <oleg@...hat.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Valdis.Kletnieks@...edu, linux-kernel@...r.kernel.org,
	James Morris <jmorris@...ei.org>,
	David Howells <dhowells@...hat.com>
Subject: Re: mmotm 2009-06-30-12-50 dies during early boot

On 07/02, Andrew Morton wrote:
>
> On Thu, 02 Jul 2009 21:52:28 -0400 Valdis.Kletnieks@...edu wrote:
> 
> > On Tue, 30 Jun 2009 12:51:30 PDT, akpm@...ux-foundation.org said:
> > > The mm-of-the-moment snapshot 2009-06-30-12-50 has been uploaded to
> > > 
> > >    http://userweb.kernel.org/~akpm/mmotm/
> > 
> > (Would have gotten this out the door earlier, but I got confused about what
> > that 'G' in the 'Tainted' meant, and put off reporting till I could reproduce
> > it without the NVidia driver. Turns out it was untainted except for the
> > warning I already reported...)
> > 
> > Dies fairly early during boot, somewhere in the first few lines of rc.sysinit.
> > 
> > It *looks* like it dies in this call:
> > 
> > 	wake_up_interruptible(&current->real_parent->signal->wait_chldexit);

Thanks! I'll send the patch soon.

selinux_commited_creds() should use __wake_up_parent(), it should not play
with ->wait_cldexit directly.


I wanted to fix this before,  but __wake_up_parent() was not exported.
And now I forgot to do this when added child_wait_callback().

My fault.

Oleg.

--
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/