From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Petazzoni Date: Wed, 16 Apr 2014 10:39:24 +0200 Subject: [Buildroot] buildroot file system: Kernel panic In-Reply-To: References: <20140416091611.03ce43f3@skate> <20140416095711.430764d9@skate> Message-ID: <20140416103924.64cdc49f@skate> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net Dear Rohit Kumar, On Wed, 16 Apr 2014 17:12:01 +0900, Rohit Kumar wrote: > > > i am using an ARM11 processor form Nexell (NXP2120) > > > 32bit Embedded CPU : 700/800Mhz ARM1176 with > > > 16KByte I-Cache, 16Kbyte D-cache with VFP(vector floating-point > > processor) > > > > Ok. > > it is weird because when i use arm926t from the processor option, file > system works. > but as i shift to arm1176 it starts giving panic messages. Ok, that is interesting. Did you compile your kernel with CONFIG_VFP=y ? > > However, the kernel part of the configuration looks weird: it refers to > > the kernel configuration file > > board/atmel/at91sam9260ek/linux-3.9.config. Are you building a kernel > > in Buildroot, but not using it for your platform? > > i am not using kernel from the buildroot rather compiling the source i have > with the toolchain generated. Ok, but Buildroot is still building a kernel for you, so you're spending time for nothing :) > > Also, please enable CONFIG_DEBUG_USER=y in your kernel, and pass > > user_debug=31 on your kernel command line. This should give more > > details about the userspace crash. Did you try this? Thomas -- Thomas Petazzoni, CTO, Free Electrons Embedded Linux, Kernel and Android engineering http://free-electrons.com