[ 63.636662] ODEBUG: 213 of 213 active objects replaced [ 63.636690] EDAC DEBUG: edac_mc_sysfs_init: device mc created [ 63.636717] EDAC DEBUG: sbridge_get_onedevice: Detected 8086:3cf4 [ 63.636743] EDAC DEBUG: get_memory_layout: SAD#1, interleave #0: 1 [ 63.636754] EDAC DEBUG: get_dimm_config: mc#1: Node ID: 1, source ID: 1 [ 63.635398] [ 1804] 89 1804 25638 3 50 276 0 qmgr [ 63.635400] [ 2079] 0 2079 27509 1 10 32 0 agetty [ 71.427722] BUG: unable to handle kernel NULL pointer dereference at virtual address 00000008 [ 71.427727] printing eip: [ 71.427731] c022a7b5 [ 71.427736] *pde = 00000000 [ 71.427740] Oops: 0000 [#1] [ 71.427744] SMP [ 71.427756] Modules linked in: thinkpad_acpi ppdev speedstep_lib cpufreq_conservative cpufreq_userspace cpufreq_ondemand cpufreq_stats cpufreq_powersave freq_table video bay dock ac sbs button container battery lp irtty_sir sir_dev pcmcia parport_pc parport snd_cs46xx gameport snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss nsc_ircc snd_pcm snd_seq_dummy irda crc_ccitt snd_seq_oss psmouse i2c_piix4 snd_seq_midi snd_rawmidi snd_seq_midi_event serio_raw pcspkr snd_seq i2c_core snd_timer snd_seq_device snd soundcore snd_page_alloc shpchp pci_hotplug intel_agp yenta_socket rsrc_nonstatic pcmcia_core agpgart evdev ext3 jbd mbcache sg sr_mod cdrom sd_mod uhci_hcd usbcore ata_piix ata_generic libata scsi_mod e100 mii thermal processor fan fuse apparmor commoncap [ 71.427811] CPU: 0 [ 71.427814] EIP: 0060:[] Not tainted VLI [ 71.427815] EFLAGS: 00010202 (3.10.0-327.28.2.el7.x86_64 #1) [ 71.427867] EIP is at acpi_ns_internalize_name+0xd/0x83 [ 71.427892] eax: 00000008 ebx: 00000000 ecx: 00000000 edx: c7879e54 [ 71.427895] esi: d0b980c0 edi: c7879e54 ebp: c7879e70 esp: c7879de8 [ 71.427903] ds: 007b es: 007b fs: 00d8 gs: 0033 ss: 0068 [ 71.427906] Process modprobe (pid: 4467, ti=c7878000 task=ce5c94c0 task.ti=c7878000) [ 71.427911] Stack: 00000000 00000000 d0b97e60 00008080 c01c4390 d0b97e60 00000000 00000000 [ 71.427916] d0b980c0 00000000 c7879e70 c022a85c d0b97e60 c795d030 c7c604e0 c01c44ef [ 71.427921] 00000004 d0b97e60 c7acea18 c01c3884 00008080 00000004 00000004 00000080 [ 71.427930] Call Trace: [ 71.427937] [] __sysfs_new_dirent+0x20/0x50 [ 71.427941] [] acpi_ns_get_node+0x31/0x93 [ 71.427968] [] sysfs_make_dirent+0x2f/0x50 [ 71.427993] [] sysfs_add_file+0x74/0x90 [ 71.428014] [] drv_acpi_handle_init+0x37/0x90 [thinkpad_acpi] [ 71.428024] [] acpi_ut_release_mutex+0x5b/0x63 [ 71.428033] [] acpi_method_notify_enable+0x15/0x34 [ 71.428043] [] cmos_init+0x52/0x70 [thinkpad_acpi] [ 71.428053] [] thinkpad_acpi_module_init+0x27f/0x69a [thinkpad_acpi] [ 71.428063] [] sys_init_module+0x151/0x1a00 [ 71.428073] [] prio_tree_insert+0x1f/0x250 [ 71.428084] [] sysenter_past_esp+0x6b/0xa9