From mboxrd@z Thu Jan 1 00:00:00 1970 From: Helge Deller Subject: Re: bad address in handle_percpu_irq Date: Sun, 16 Aug 2015 21:20:53 +0200 Message-ID: <55D0E295.2070000@gmx.de> References: <55D0313E.3090602@gmail.com> <55D06863.1090506@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed To: Graham Gower , linux-parisc@vger.kernel.org Return-path: In-Reply-To: <55D06863.1090506@gmail.com> List-ID: List-Id: linux-parisc.vger.kernel.org Hi Graham, On 16.08.2015 12:39, Graham Gower wrote: >> I'm seeing the panic below on a c8000. It happens sometimes when booting, just >> before the login prompt is to appear. I've seen it with older kernels too, going >> back to at least 3.19. I have never seen such problems on the c8000... >> [62.596000 ] CPU: 0 PID: 444 Comm: (agetty) Not tainted 4.1.0-1-parisc64-smp #1 Debian 4.1.3-1 Do not use that kernel version, since it is missing at least this important patch: http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c4ac9a48ac512c6b5a6cca06cfad2ad96e8caaa I'm seeing that the next debian kernel 4.1.5-1 (which should have this patch) is currently being built and should finish by tomorrow: http://buildd.debian-ports.org/status/package.php?p=linux&suite=sid Our C8000 debian buildd server is currently running this kernel since 23 days: 4.0.0-2-parisc64-smp #1 SMP Debian 4.0.8-2 (2015-07-23) parisc64 GNU/Linux Maybe you wait until tomorrow or try this kernel in the meantime ? Helge