From: Theodore Ts'o <tytso@mit.edu>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
lkp@01.org, Linux Ext4 <linux-ext4@vger.kernel.org>
Subject: Re: [ext4] BUG: sleeping function called from invalid context at fs/ext4/ext4_jbd2.c:252
Date: Fri, 18 Apr 2014 11:24:56 -0400 [thread overview]
Message-ID: <20140418152456.GA31301@thunk.org> (raw)
In-Reply-To: <20140417033346.GA8702@localhost>
On Thu, Apr 17, 2014 at 11:33:46AM +0800, Fengguang Wu wrote:
>
> FYI, we noticed that simple dd write can trigger the below BUG in
> commit 208b9cc3a32f29b8a9bba682b5bfbb962bc9892d ("ext4: add a new
> spinlock i_raw_lock to protect the ext4's raw inode")
Yes, that was a buggy version of the patch that I thought was fairly
quickly replaced with a new version; something must have gone wrong
with how I pushed out my git branches. Anyway I'm pretty sure it's
not there on ext4.git any more. Let me know if you're still seeing
it, and from which branch.
Cheers,
- Ted
WARNING: multiple messages have this Message-ID (diff)
From: Theodore Ts'o <tytso@mit.edu>
To: lkp@lists.01.org
Subject: Re: [ext4] BUG: sleeping function called from invalid context at fs/ext4/ext4_jbd2.c:252
Date: Fri, 18 Apr 2014 11:24:56 -0400 [thread overview]
Message-ID: <20140418152456.GA31301@thunk.org> (raw)
In-Reply-To: <20140417033346.GA8702@localhost>
[-- Attachment #1: Type: text/plain, Size: 594 bytes --]
On Thu, Apr 17, 2014 at 11:33:46AM +0800, Fengguang Wu wrote:
>
> FYI, we noticed that simple dd write can trigger the below BUG in
> commit 208b9cc3a32f29b8a9bba682b5bfbb962bc9892d ("ext4: add a new
> spinlock i_raw_lock to protect the ext4's raw inode")
Yes, that was a buggy version of the patch that I thought was fairly
quickly replaced with a new version; something must have gone wrong
with how I pushed out my git branches. Anyway I'm pretty sure it's
not there on ext4.git any more. Let me know if you're still seeing
it, and from which branch.
Cheers,
- Ted
next prev parent reply other threads:[~2014-04-18 15:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-17 3:34 [ext4] BUG: sleeping function called from invalid context at fs/ext4/ext4_jbd2.c:252 Fengguang Wu
2014-04-18 15:24 ` Theodore Ts'o [this message]
2014-04-18 15:24 ` Theodore Ts'o
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