From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Mundt Date: Tue, 26 Jan 2010 09:26:39 +0000 Subject: Re: USB boot problems submission Message-Id: <20100126092639.GG2739@linux-sh.org> List-Id: References: <4B5D3019.9080900@renesas.com> In-Reply-To: <4B5D3019.9080900@renesas.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org On Tue, Jan 26, 2010 at 06:24:21PM +0900, Yusuke Goda wrote: > > Paul Mundt wrote: > > On Tue, Jan 26, 2010 at 05:33:18PM +0900, Yusuke Goda wrote: > >> Hi Paul-san > >> > >>> You should rebuild your kernel with verbose BUG reporting and all of the > >>> kallsyms bits turned on, which will give you a meaningful oops. That > >> I attach log(CONFIG_KALLSYMS=y). > >> > >>> should at least give us an idea of where things are going wrong, > >>> otherwise we go back to bisecting. > >> This problem seems to occur with the following commit. > >> commit 2277ab4a1df50e05bc732fe9488d4e902bb8399a > >> sh: Migrate from PG_mapped to PG_dcache_dirty. > >> > >> Sorry, I cannot identify it to number of lines. > > > > Thanks. Can you try this again with the dwarf unwinder enabled? > OK. I attach it. > .. while keeping verbose bug reporting and kallsyms enabled :-)