From: Al Viro <viro@ZenIV.linux.org.uk>
To: lkp@lists.01.org
Subject: Re: [parallel lookups machinery, part 2] 96352435af: kernel BUG at mm/slab.c:2599!
Date: Mon, 18 Apr 2016 12:07:31 +0100 [thread overview]
Message-ID: <20160418110731.GB25498@ZenIV.linux.org.uk> (raw)
In-Reply-To: <878u0bqtjk.fsf@yhuang-dev.intel.com>
[-- Attachment #1: Type: text/plain, Size: 524 bytes --]
On Mon, Apr 18, 2016 at 03:12:47PM +0800, Huang, Ying wrote:
> That is, there is same issue for T1, but no such issue for T2.
>
> > How reproducible it is and how certain you are that it's not there on
> > the parent commit?
>
> The result is quite stable for tens tests for parents and the first bad
> commit.
Nuts... Try vfs.git#T3, please - the only way this could cause memory
corruption, AFAICS, is some really weird caller of d_add() or d_splice_alias(),
passing it a dentry with bogus ->d_parent...
WARNING: multiple messages have this Message-ID (diff)
From: Al Viro <viro@ZenIV.linux.org.uk>
To: "Huang, Ying" <ying.huang@intel.com>
Cc: lkp@01.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [LKP] [lkp] [parallel lookups machinery, part 2] 96352435af: kernel BUG at mm/slab.c:2599!
Date: Mon, 18 Apr 2016 12:07:31 +0100 [thread overview]
Message-ID: <20160418110731.GB25498@ZenIV.linux.org.uk> (raw)
In-Reply-To: <878u0bqtjk.fsf@yhuang-dev.intel.com>
On Mon, Apr 18, 2016 at 03:12:47PM +0800, Huang, Ying wrote:
> That is, there is same issue for T1, but no such issue for T2.
>
> > How reproducible it is and how certain you are that it's not there on
> > the parent commit?
>
> The result is quite stable for tens tests for parents and the first bad
> commit.
Nuts... Try vfs.git#T3, please - the only way this could cause memory
corruption, AFAICS, is some really weird caller of d_add() or d_splice_alias(),
passing it a dentry with bogus ->d_parent...
next prev parent reply other threads:[~2016-04-18 11:07 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-18 1:06 [parallel lookups machinery, part 2] 96352435af: kernel BUG at mm/slab.c:2599! kernel test robot
2016-04-18 1:06 ` [lkp] " kernel test robot
2016-04-18 1:55 ` Al Viro
2016-04-18 1:55 ` [lkp] " Al Viro
2016-04-18 2:08 ` Huang, Ying
2016-04-18 2:08 ` [LKP] [lkp] " Huang, Ying
2016-04-18 2:15 ` Al Viro
2016-04-18 2:15 ` [LKP] [lkp] " Al Viro
2016-04-18 7:12 ` Huang, Ying
2016-04-18 7:12 ` [LKP] [lkp] " Huang, Ying
2016-04-18 11:07 ` Al Viro [this message]
2016-04-18 11:07 ` Al Viro
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