linux-kernel - Re: wierd file perms

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: <Pine.LNX.4.64.0710141440570.22801@fbirervta.pbzchgretzou.qr>
Date:	Sun, 14 Oct 2007 14:42:42 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Bauke Jan Douma <bjdouma@...all.nl>
cc:	vignesh babu <vigneshbabu@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: wierd file perms


On Oct 14 2007 14:30, Bauke Jan Douma wrote:
>> On Sat, 2007-10-13 22:40:23 +0530, vignesh babu <vigneshbabu@...il.com>
>> wrote:
>> > I was surprised and did an ls -l on the files and guess what I found:
>> >
>> > total 0
>> > ?--------- ? ? ? ?                ? fcntl.c
>> > ?--------- ? ? ? ?                ? fifo.c
>> > ?--------- ? ? ? ?                ? filesystems.c
>> > ?--------- ? ? ? ?                ? file_table.c
>> > ?--------- ? ? ? ?                ? freevxfs
>> >
>> > So end result is that, Im not able to delete the files or change perms
>> > or ownership even as root.
>> 
>> Most probably, your filesystem is broken and needs a fsck.
>
> I don't think this is a bug, but a feature of 'ls', see for instance
> the coreutils mailing list:
>
> http://lists.gnu.org/archive/html/bug-coreutils/2007-05/msg00226.html

- broken on-disk fs
- you are not allowed to stat() -- which can only reasonably happen
  with FUSE or remote filesystems
- ls also outputs ?--------- if the file mode does not make sense,
  though as we can see, UID/GID nlink, etc. are also missing, so I suspect
  item 2.

-
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/