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From: David Howells <dhowells@redhat.com>
To: Miklos Szeredi <miklos@szeredi.hu>
Cc: dhowells@redhat.com, viro@ZenIV.linux.org.uk,
	torvalds@linux-foundation.org, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, hch@infradead.org,
	akpm@linux-foundation.org, apw@canonical.com, nbd@openwrt.org,
	neilb@suse.de, jordipujolp@gmail.com, ezk@fsl.cs.sunysb.edu,
	sedat.dilek@gmail.com, hooanon05@yahoo.co.jp, mszeredi@suse.cz
Subject: Re: Kernel errors with overlay filesystem v22
Date: Thu, 29 May 2014 12:28:45 +0100	[thread overview]
Message-ID: <28313.1401362925@warthog.procyon.org.uk> (raw)
In-Reply-To: <27993.1401360881@warthog.procyon.org.uk>


This sequence of commands produces both errors:

 mount -t tmpfs lower_layer /lower
 mount -t tmpfs upper_layer /upper
 mkdir /upper/upper
 mkdir /upper/work
 mount -t overlayfs overlayfs /mnt -olowerdir=/lower,upperdir=/upper/upper,workdir=/upper/work
 # The lockdep error was reported in the above mount command
 umount /mnt
 umount /upper
 # The dentry leak error was reported in the last umount command

where /lower, /upper and /mnt are preexisting directories.

Note that prior to this, mounting and unmounting a tmpfs filesystem worked
with no errors.

David

  parent reply	other threads:[~2014-05-29 11:29 UTC|newest]

Thread overview: 83+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-23  9:43 [PATCH 00/13] overlay filesystem v22 Miklos Szeredi
2014-05-23  9:43 ` [PATCH 01/13] vfs: add i_op->dentry_open() Miklos Szeredi
2014-05-23  9:43 ` [PATCH 02/13] vfs: export do_splice_direct() to modules Miklos Szeredi
2014-05-23  9:43 ` [PATCH 03/13] vfs: export __inode_permission() " Miklos Szeredi
2014-05-23  9:43 ` [PATCH 04/13] vfs: introduce clone_private_mount() Miklos Szeredi
2014-05-23  9:43 ` [PATCH 05/13] vfs: export check_sticky() Miklos Szeredi
2014-05-23  9:43 ` [PATCH 06/13] vfs: add whiteout support Miklos Szeredi
2014-05-24  8:29   ` Tetsuo Handa
2014-05-23  9:43 ` [PATCH 07/13] vfs: add RENAME_WHITEOUT Miklos Szeredi
2014-05-24  8:02   ` Azat Khuzhin
2014-05-23  9:43 ` [PATCH 08/13] overlay filesystem Miklos Szeredi
2014-05-23  9:43 ` [PATCH 09/13] overlayfs: add statfs support Miklos Szeredi
2014-05-23  9:43 ` [PATCH 10/13] overlayfs: implement show_options Miklos Szeredi
2014-05-23  9:43 ` [PATCH 11/13] overlay: overlay filesystem documentation Miklos Szeredi
2014-05-23  9:43 ` [PATCH 12/13] fs: limit filesystem stacking depth Miklos Szeredi
2014-05-23  9:43 ` [PATCH 13/13] vfs: dcache: Export d_ancestor to modules Miklos Szeredi
2014-05-26  1:56 ` [PATCH 00/13] overlay filesystem v22 J. R. Okajima
2014-05-28 16:06   ` Miklos Szeredi
2014-05-29 10:26   ` David Howells
2014-05-29 11:26     ` Miklos Szeredi
2014-05-29 10:54 ` Kernel errors with " David Howells
2014-05-29 11:16 ` David Howells
2014-05-29 11:28 ` David Howells [this message]
2014-05-29 12:07   ` Miklos Szeredi
2014-05-29 16:06     ` Miklos Szeredi
2014-05-29 16:10       ` Sedat Dilek
2014-05-29 16:23     ` More kernel " David Howells
2014-05-29 16:36       ` Miklos Szeredi
2014-05-29 16:44       ` David Howells
2014-05-29 16:48 ` Unionmount and overlayfs testsuite David Howells
2014-05-29 17:11   ` Sedat Dilek
2014-05-29 17:15   ` David Howells
2014-05-29 17:19     ` Sedat Dilek
2014-05-29 17:24     ` David Howells
2014-05-29 17:36       ` Sedat Dilek
2014-05-29 17:41       ` David Howells
2014-05-29 17:44         ` Sedat Dilek
2014-05-29 18:22         ` David Howells
2014-05-29 18:44           ` Sedat Dilek
2014-05-29 18:53             ` Sedat Dilek
2014-05-29 19:20             ` David Howells
2014-05-29 19:24               ` Sedat Dilek
2014-05-29 19:25           ` David Howells
2014-05-29 19:28             ` Sedat Dilek
2014-05-29 19:35           ` David Howells
2014-05-29 20:00             ` Sedat Dilek
2014-05-29 20:59             ` David Howells
2014-05-30  4:15               ` Sedat Dilek
2014-05-30  4:29                 ` Sedat Dilek
2014-05-30  7:54               ` David Howells
2014-05-29 17:35     ` Sedat Dilek
2014-05-29 17:50     ` David Howells
2014-05-29 17:58       ` Sedat Dilek
2014-05-29 18:23       ` Dave Jones
2014-05-29 18:27       ` David Howells
2014-05-29 17:17   ` David Howells
2014-05-29 23:21   ` Dave Chinner
2014-05-30  3:35   ` J. R. Okajima
2014-05-30  4:44     ` J. R. Okajima
2014-05-30  8:49   ` David Howells
2014-05-30  9:15     ` J. R. Okajima
2014-06-03  8:08     ` Sedat Dilek
2014-06-03  9:00     ` David Howells
2014-06-03  9:12       ` Miklos Szeredi
2014-06-03  9:18       ` Sedat Dilek
2014-06-03  9:26         ` Sedat Dilek
2014-06-03  9:39           ` Sedat Dilek
2014-06-03  9:42           ` Miklos Szeredi
2014-06-03 10:15             ` Sedat Dilek
2014-06-03 10:21             ` Sedat Dilek
2014-06-03 10:55               ` Sedat Dilek
2014-06-03 10:33           ` David Howells
2014-06-03 13:21             ` Miklos Szeredi
2014-06-03 14:26               ` Sedat Dilek
2014-06-03 15:30             ` David Howells
2014-06-03 15:53               ` Miklos Szeredi
2014-06-05 22:16               ` David Howells
2014-06-24 16:46               ` Overlayfs rename bug David Howells
2014-07-08  9:29                 ` Miklos Szeredi
2014-07-08  9:56                 ` David Howells
2014-07-09 14:14                   ` Miklos Szeredi
2014-05-30  9:14   ` Unionmount and overlayfs testsuite David Howells
2014-05-29 17:29 ` Kernel errors with overlay filesystem v22 David Howells

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