linux-kernel - Re: [vfs mnt_set_mountpoint] invalid opcode: 0000 [#1] DEBUG

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] [day] [month] [year] [list]

Message-ID: <878umju8bd.fsf@x220.int.ebiederm.org>
Date:	Tue, 19 Aug 2014 20:52:06 -0700
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	Fengguang Wu <fengguang.wu@...el.com>
Cc:	Al Viro <viro@...iv.linux.org.uk>, LKP <lkp@...org>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [vfs mnt_set_mountpoint] invalid opcode: 0000 [#1] DEBUG_PAGEALLOC

Fengguang Wu <fengguang.wu@...el.com> writes:

> // Fix email address for Eric and add another oops message.
> // This commit seem to generate all kinds of oops.

My apologies about the email.  This patch has taken so long to get
somewhere that email address has bit-rotted.

> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> commit 89f7ca1af15bdfe7a6aed343032a84af2a69f736
> Author:     Eric W. Biederman <ebiederman@...tter.com>
> AuthorDate: Sun Sep 22 19:37:01 2013 -0700
> Commit:     Al Viro <viro@...iv.linux.org.uk>
> CommitDate: Sun Aug 17 07:02:00 2014 -0400
>
>     vfs: Keep a list of mounts on a mount point
>     
>     To spot any possible problems call BUG if a mountpoint
>     is put when it's list of mounts is not empty.
>     
>     AV: use hlist instead of list_head

Hugh Dickins has a fix for an unitialized field he has sent to Stephen
Rothwell.

>     Reviewed-by: Miklos Szeredi <miklos@...redi.hu>
>     Signed-off-by: Eric W. Biederman <ebiederman@...tter.com>
>     Signed-off-by: Al Viro <viro@...iv.linux.org.uk>

I expect Al will sort things out when he get home from kernel summit.

Eric
--
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/