Hello, I am trying to boot linux on ARM-Cortex A9 board (Uniprocessor mode). However I am getting the following alignment exception error. I am using Code Sourcery toolchain arm_2011.03_glibc. -------------------------------------------------------------------- .................. m25p80 spi1.0: found m25p64, expected mx25u6435f [ 4.260000] m25p80 spi1.0: m25p64 (8192 Kbytes) [ 4.270000] Alignment trap: not handling instruction e19e7f9f at [<c00b0768>] [ 4.280000] Unhandled fault: alignment exception (0x001) at 0xc807e841 [ 4.280000] Internal error: : 1 [#1] ARM [ 4.280000] Modules linked in: [ 4.280000] CPU: 0 Tainted: G W (3.4.14+ #22) [ 4.280000] PC is at release_pages+0x74/0x628 [ 4.280000] LR is at 0xc807e841 [ 4.280000] pc : [<c00b076c>] lr : [<c807e841>] psr: 40000013 [ 4.280000] sp : c7ee5d58 ip : c7ee5da0 fp : c7ee5d9c [ 4.280000] r10: 00000000 r9 : 00000000 r8 : c7f50004 [ 4.280000] r7 : c7f50004 r6 : 00000001 r5 : c7ee5d68 r4 : 00000001 [ 4.280000] r3 : 00000000 r2 : 00000000 r1 : c3537c4c r0 : c807e831 [ 4.280000] Flags: nZcv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 4.280000] Control: 18c53c7d Table: 082b8ad9 DAC: 00000015 [ 4.280000] Process modprobe (pid: 32, stack limit = 0xc7ee42e8) [ 4.280000] Stack: (0xc7ee5d58 to 0xc7ee6000) [ 4.280000] 5d40: 00000000 c35b4988 [ 4.280000] 5d60: c3537c4c 00000000 c7ee5d68 c7ee5d68 00000000 00000001 00000001 c7f50000 [ 4.280000] 5d80: c7f50004 00000001 c7ee5de4 00000000 c7ee5dc4 c7ee5da0 c00d6e7c c00b0704 [ 4.280000] 5da0: c7f10000 c835e8c0 00000000 c7ee4000 c7f00034 be8b0000 c7ee5e54 c7ee5dc8 [ 4.280000] 5dc0: c00eb5e8 c00d6d60 00000000 f4292244 c7f00000 bf000000 befe0000 be8d0000 [ 4.280000] 5de0: 71363ddd c7f00000 00000000 00000000 beef0000 bef10000 00000001 00004000 [ 4.280000] 5e00: c7f50000 24b228ae a40dcb76 4aae9af0 c00eb048 c3524070 c835e8c0 bf000000 [ 4.280000] 5e20: c7ee5f68 c7f10000 c8351880 c7e03980 c835e8c0 bf000000 c7ee5f68 c7ee4000 [ 4.280000] 5e40: c8351880 00000001 c7ee5ee4 c7ee5e58 c012e5e0 c00eb2f4 c835e8c0 00000080 [ 4.280000] 5e60: 00000007 c7ecea00 c7ee5e9c c7ee5e78 c00c9578 c00c8ff0 00000017 c7ee5eb4 [ 4.280000] 5e80: 00000000 00000000 00000001 c00eb790 c7ee5ed4 c7ee5ea0 c00eb790 c7ec1800 [ 4.280000] 5ea0: 00000001 c5eb9240 c7ee5eb4 00000000 00000023 0000000f beffff9c c35103fc [ 4.280000] 5ec0: c835e8c0 fffffff8 c350f748 00000000 c012e220 c7ee5f68 c7ee5f24 c7ee5ee8 [ 4.280000] 5ee0: c00eadd0 c012e22c 00000020 00000020 00000000 c7ee4000 00000080 c7ee4000 [ 4.280000] 5f00: c34f27b0 c7ecea00 c835e8c0 c7ee5f68 00000000 c34f28b0 c7ee5f64 c7ee5f28 [ 4.280000] 5f20: c00ec8d0 c00ead28 6b6b6b6b 00000001 c820b4b0 00000000 6b6b6b6b c7ecea00 [ 4.280000] 5f40: c7ee5f68 c34f27b0 c34f28b0 00000000 00000000 00000000 c7ee5fd4 c7ee5f68 [ 4.280000] 5f60: c0012dfc c00ec60c 00000000 00000000 00000000 00000000 00000000 00000000 [ 4.280000] 5f80: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4.280000] 5fa0: 00000000 00000000 00000000 00000000 c7ece900 c8211040 00000000 ffffffff [ 4.280000] 5fc0: 00000000 00000000 c7ee5ff4 c7ee5fd8 c003954c c0012dc0 c7ece900 c003946c [ 4.280000] 5fe0: c000fe3c 00000013 00000000 c7ee5ff8 c000fe3c c0039478 6b6b6b6b a56b6b6b [ 4.280000] [<c00b076c>] (release_pages+0x74/0x628) from [<c00d6e7c>] (free_pages_and_swap_cache+0x128/0x1d4) [ 4.280000] [<c00d6e7c>] (free_pages_and_swap_cache+0x128/0x1d4) from [<c00eb5e8>] (setup_arg_pages+0x300/0x3b0) [ 4.280000] [<c00eb5e8>] (setup_arg_pages+0x300/0x3b0) from [<c012e5e0>] (load_elf_binary+0x3c0/0x1230) [ 4.280000] [<c012e5e0>] (load_elf_binary+0x3c0/0x1230) from [<c00eadd0>] (search_binary_handler+0xb4/0x2bc) [ 4.280000] [<c00eadd0>] (search_binary_handler+0xb4/0x2bc) from [<c00ec8d0>] (do_execve+0x2d0/0x344) [ 4.280000] [<c00ec8d0>] (do_execvet e+0x2d0/0x344) from [<c0012dfc>] (kernel_execve+0x48/0x90) [ 4.280000] [<c0012dfc>] (kernel_execve+0x48/0x90) from [<c003954c>] (____call_usermodehelper+0xe0/0x104) [ 4.280000] [<c003954c>] (____call_usermodehelper+0xe0/0x104) from [<c000fe3c>] (kernel_thread_exit+0x0/0x8) [ 4.280000] Code: 1a00016d e1a0e000 e5be2010 e19e7f9f (e2477001) [ 4.620000] ---[ end trace 1b75b31a2719ed1d ]--- -------------------------------------------------------------------------------------- Please let me know if I am doing something wrong? Regards, Amit.