From mboxrd@z Thu Jan 1 00:00:00 1970 From: William Lee Irwin III Date: Mon, 09 Aug 2004 05:42:46 +0000 Subject: Re: pgd/pmd page error of kernel 2.6.8-rc3 when CONFIG_PREEMPT=y Message-Id: <20040809054246.GI11200@holomorphy.com> List-Id: References: <8126E4F969BA254AB43EA03C59F44E8419909D@pdsmsx404> In-Reply-To: <8126E4F969BA254AB43EA03C59F44E8419909D@pdsmsx404> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org On Mon, Aug 09, 2004 at 12:35:43PM +0800, Zhang, Yanmin wrote: > There is a bug in kernel 2.6.8-rc3 when CONFIG_PREEMPT=y. See the below > error log. > Aug 6 09:23:53 tpcc-el4a3 kernel: mm/memory.c:449: bad pgd > e0000003f45f4000. > Aug 6 09:23:53 tpcc-el4a3 kernel: mm/memory.c:128: bad pgd > e000000108a00000. > Aug 6 09:23:54 tpcc-el4a3 kernel: kernel BUG at mm/page_alloc.c:792! > Aug 6 09:23:54 tpcc-el4a3 kernel: rm[16480]: bugcheck! 0 [1] > Aug 6 09:23:54 tpcc-el4a3 kernel: Modules linked in: > Aug 6 09:23:54 tpcc-el4a3 kernel: > Aug 6 09:23:54 tpcc-el4a3 kernel: Pid: 16480, CPU 1, comm: Similar errors have been reported on i386, so this is likely to be architecture-neutral: Subject: Bug in 2.6.8-rc3 at mm/page_alloc.c:792 and mm/rmap.c:407 From: Oskar Berggren To: linux-kernel@vger.kernel.org Message-Id: <1091977911.7221.13.camel@pitr.ekb.sgsnet.se> -- wli