Dec 23 10:27:09 LinuxCNC kernel: [  270.815504] I-pipe: could not find timer for cpu #2
Dec 23 10:27:09 LinuxCNC kernel: [  270.815511] RTAI[hal]: NO CLOCK AVAILABLE.
Dec 23 10:27:09 LinuxCNC kernel: [  270.815524] BUG: unable to handle kernel NULL pointer dereference at 00000010
Dec 23 10:27:09 LinuxCNC kernel: [  270.815624] IP: [<c1098532>] ipipe_timers_release+0x22/0x90
Dec 23 10:27:09 LinuxCNC kernel: [  270.815700] *pde = 00000000 
Dec 23 10:27:09 LinuxCNC kernel: [  270.815741] Oops: 0000 [#1] PREEMPT SMP 
Dec 23 10:27:09 LinuxCNC kernel: [  270.815805] Modules linked in: rtai_hal(O+) bnep rfcomm ppdev lp bluetooth rfkill uinput nfsd nfs nfs_acl auth_rpcgss fscache lockd sunrpc loop snd_hda_codec_hdmi snd_hda_codec_realtek radeon ttm snd_hda_intel snd_hda_codec drm_kms_helper snd_hwdep snd_pcm drm snd_page_alloc snd_seq sp5100_tco i2c_piix4 power_supply i2c_algo_bit parport_pc snd_seq_device i2c_core evdev parport snd_timer button k10temp snd soundcore wmi shpchp asus_atk0110 ext4 crc16 jbd2 mbcache sg sr_mod usbhid hid cdrom sd_mod crc_t10dif firewire_ohci ata_generic firewire_core r8169 microcode ohci_hcd xhci_hcd crc_itu_t mii pata_jmicron ehci_hcd pata_atiixp usbcore ahci libahci usb_common libata scsi_mod [last unloaded: scsi_wait_scan]
Dec 23 10:27:09 LinuxCNC kernel: [  270.816838] 
Dec 23 10:27:09 LinuxCNC kernel: [  270.816859] Pid: 4056, comm: insmod Tainted: G           O 3.4-9-rtai-686-pae #1 System manufacturer System Product Name/M4A89GTD-PRO/USB3
Dec 23 10:27:09 LinuxCNC kernel: [  270.817028] EIP: 0060:[<c1098532>] EFLAGS: 00010296 CPU: 3
Dec 23 10:27:09 LinuxCNC kernel: [  270.817098] EIP is at ipipe_timers_release+0x22/0x90
Dec 23 10:27:09 LinuxCNC kernel: [  270.817162] EAX: 00000000 EBX: 00000296 ECX: 362b0808 EDX: 00000000
Dec 23 10:27:09 LinuxCNC kernel: [  270.817240] ESI: c1504238 EDI: 00000001 EBP: 00000000 ESP: f6e9be64
Dec 23 10:27:09 LinuxCNC kernel: [  270.817318]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
Dec 23 10:27:09 LinuxCNC kernel: [  270.817386] CR0: 8005003b CR2: 00000010 CR3: 32ed4000 CR4: 000007d0
Dec 23 10:27:09 LinuxCNC kernel: [  270.817464] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Dec 23 10:27:09 LinuxCNC kernel: [  270.817544] DR6: ffff0ff0 DR7: 00000400
Dec 23 10:27:09 LinuxCNC kernel: [  270.817593] Process insmod (pid: 4056, ti=f6e9a000 task=f3603200 task.ti=f6e9a000)
Dec 23 10:27:09 LinuxCNC kernel: [  270.817688] I-pipe domain Linux
Dec 23 10:27:09 LinuxCNC kernel: [  270.817728] Stack:
Dec 23 10:27:09 LinuxCNC kernel: [  270.817754]  00000029 00000000 00000001 f86442f7 00000000 00000000 00000000 00000001
Dec 23 10:27:09 LinuxCNC kernel: [  270.817881]  c1024ae0 c1072541 c104ec08 00000001 c1367107 00000000 c10725ee f8642000
Dec 23 10:27:09 LinuxCNC kernel: [  270.818006]  f6e9bf10 00000004 00000004 ffffffff 00000000 00000000 bf62a8d0 00000000
Dec 23 10:27:09 LinuxCNC kernel: [  270.818130] Call Trace:
Dec 23 10:27:09 LinuxCNC kernel: [  270.818166]  [<f86442f7>] ? __rtai_hal_init+0x147/0x3b0 [rtai_hal]
Dec 23 10:27:09 LinuxCNC kernel: [  270.818247]  [<c1024ae0>] ? set_memory_rw+0x40/0x40
Dec 23 10:27:09 LinuxCNC kernel: [  270.818309]  [<c1072541>] ? smp_call_Dec 23 10:29:24 LinuxCNC kernel: imklog 5.8.11, log source = /proc/kmsg started.