linux-ext4 - Re: still running into WARNING: CPU: at fs/ext4/inode.c:230 ext4_evict

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: <20131016183807.GA1405@quack.suse.cz>
Date:	Wed, 16 Oct 2013 20:38:07 +0200
From:	Jan Kara <jack@...e.cz>
To:	Davidlohr Bueso <davidlohr@...com>
Cc:	Jan Kara <jack@...e.cz>, tytso@....edu,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	linux-ext4@...r.kernel.org
Subject: Re: still running into WARNING: CPU: at fs/ext4/inode.c:230
 ext4_evict_inode+0x4a6/0x4e0

On Wed 16-10-13 08:56:07, Davidlohr Bueso wrote:
> On Wed, 2013-10-16 at 14:50 +0200, Jan Kara wrote:
> > On Tue 15-10-13 19:02:04, Davidlohr Bueso wrote:
> > > Hello Jan,
> > > 
> > > Just wanted to let you know I hit this[1] again on Linus' latest. The
> > > setup/workload is *identical* to the reported one a few months ago.
> > > 
> > > [1] https://lkml.org/lkml/2013/8/1/532
> > > 
> > > Here's the complete output, I hope it helps...
> >   Thanks for the headup. Last time I wasn't able to reproduce this and
> > eventually forgot about the problem. Can I send you a debug patch and you
> > would run a kernel with it? Thanks.
> 
> Sure.
  OK, attached is the debug patch. Please apply it and send dmesg when the
problem reproduces. Also please attach System.map so that I can map the
'created at' addresses to symbols. Thanks.

								Honza
-- 
Jan Kara <jack@...e.cz>
SUSE Labs, CR

View attachment "0001-ext4-Debug-outstanding-io_ends.patch" of type "text/x-patch" (4617 bytes)