Hi Cyrill I guess you want to know about these warnings, so here you go WARNING: at arch/x86/kernel/apic/apic.c:249 native_apic_write_dummy+0x32/0x3e() Hardware name: Modules linked in: Pid: 0, comm: swapper Not tainted 2.6.30-debug-03392-g44b7532 #17 Call Trace: [] warn_slowpath_common+0x65/0x95 [ 0.006956] [] warn_slowpath_null+0x12/0x15 [ 0.007031] [] native_apic_write_dummy+0x32/0x3e [ 0.007109] [] intel_init_thermal+0xd3/0x178 [ 0.007185] [] ? native_read_msr_safe+0x9/0x16 [ 0.007263] [] ? __kmalloc+0x117/0x123 [ 0.007338] [] mce_intel_feature_init+0x10/0x50 [ 0.007416] [] mcheck_init+0x1d5/0x263 [ 0.007492] [] identify_cpu+0x369/0x378 [ 0.007569] [] ? _spin_unlock+0x3d/0x49 [ 0.007644] [] ? proc_register+0x150/0x161 [ 0.007721] [] identify_boot_cpu+0xd/0x23 [ 0.007796] [] check_bugs+0xb/0xf1 [ 0.007872] [] start_kernel+0x293/0x2a7 [ 0.008011] [] i386_start_kernel+0x65/0x6a Simon Holm Thøgersen