linux-kernel - Re: WARNING: at fs/notify/inotify/inotify

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Message-ID: <20100112152103.GE3925@hack>
Date:	Tue, 12 Jan 2010 23:21:03 +0800
From:	Américo Wang <xiyou.wangcong@...il.com>
To:	George Spelvin <linux@...izon.com>
Cc:	linux-kernel@...r.kernel.org, Eric Paris <eparis@...hat.com>
Subject: Re: WARNING: at fs/notify/inotify/inotify_fsnotify.c:129

On Fri, Jan 08, 2010 at 12:12:19AM -0500, George Spelvin wrote:
>Like others, I've got this message, but with a more recent kernel:
>2.6.33-rc2.  This is after almost 12 days of uptime, so it's not
>exactly rapidly repeatable.
>
>x86-64 quad-core kernel, 32-bit (Debian/unstable) userland.  8GiB RAM.
>
>------------[ cut here ]------------
>WARNING: at fs/notify/inotify/inotify_fsnotify.c:129 idr_callback+0x36/0x58()
>Hardware name: MS-7376
>inotify closing but id=0 for entry=ffff880009762a10 in group=ffff880221a4a700 still in idr.  Probably leaking memory
>Pid: 4171, comm: imap Not tainted 2.6.33-rc2 #95
>Call Trace:
> [<ffffffff8102f45a>] ? warn_slowpath_common+0x71/0x87
> [<ffffffff8102f4c2>] ? warn_slowpath_fmt+0x40/0x45
> [<ffffffff8102b6d5>] ? default_wake_function+0x0/0xf
> [<ffffffff810ab03f>] ? idr_callback+0x36/0x58
> [<ffffffff811551d8>] ? idr_for_each+0x64/0xa7
> [<ffffffff8107ed4e>] ? virt_to_head_page+0x9/0x2b
> [<ffffffff810aaff8>] ? inotify_free_group_priv+0x1a/0x2b
> [<ffffffff810a9b2c>] ? fsnotify_final_destroy_group+0x1b/0x24
> [<ffffffff810ab1c9>] ? inotify_release+0x24/0x2f
> [<ffffffff8108610c>] ? __fput+0xef/0x17b
> [<ffffffff8108389d>] ? filp_close+0x54/0x5f
> [<ffffffff81083939>] ? sys_close+0x91/0xc4
> [<ffffffff810233d4>] ? cstar_dispatch+0x7/0x2b
>---[ end trace 5507e3370989315e ]---
>entry->group=(null) inode=(null) wd=4096

inotify is going to be removed, I think.

Adding Eric into Cc...

Anyway, thanks for reporting it!

-- 
Live like a child, think like the god.
 
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