------------[ cut here ]------------ kernel BUG at kernel/timer.c:913! invalid opcode: 0000 [#1] last sysfs file: /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq CPU 0 Modules linked in: netconsole netrom mkiss rose ax25 nfsd exportfs nfs lockd nfs_acl auth_rpcgss sunrpc af_packet ipv6 binfmt_misc loop ext3 jbd cpufreq_ondemand cpufreq_conservative cpufreq_powersave acpi_cpufreq freq_table snd_via82xx snd_ac97_codec ac97_bus snd_mpu401_uart snd_rawmidi snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device snd_pcm_oss snd_pcm snd_timer snd_page_alloc snd_mixer_oss snd soundcore shpchp pci_hotplug i2c_viapro i2c_core via_agp floppy 8139cp 8139too mii sg sr_mod processor rtc_cmos button thermal evdev pata_via ata_generic ide_pci_generic pata_acpi sata_via libata sd_mod scsi_mod crc_t10dif Pid: 24497, comm: astropulse_5.06 Not tainted 2.6.31-nosmp #3 MS-7258 RIP: 0010:[] [] cascade+0xb2/0xc0 RSP: 0000:ffffffff8155be00 EFLAGS: 00010082 RAX: 0000000000000000 RBX: ffff880050c4c218 RCX: 0000000104445204 RDX: ffffffff8132b3d0 RSI: ffff880050c4c218 RDI: ffffffff81673540 RBP: ffffffff8155be40 R08: 0000000000000004 R09: ffffffff81568bc0 R10: ffffffff8155be28 R11: 0000000000000001 R12: ffffffff81673540 R13: ffffffff8155be00 R14: 0000000000000012 R15: 0000000000000001 FS: 00000000016e2860(0063) GS:ffffffff81558000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe3eb15029c CR3: 000000007ecff000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400 Process astropulse_5.06 (pid: 24497, threadinfo ffff88005807a000, task ffff880049588000) Stack: ffff8800445748e0 ffff88007e86ab98 ffffffff8155be88 000000008c85481d <0> 0000000000000000 ffffffff81673540 ffffffff8155be70 0000000000000081 <0> ffffffff8155bec0 ffffffff81061613 ffffffff81675150 ffffffff81674d50 Call Trace: [] run_timer_softirq+0xf3/0x250 [] ? lapic_next_event+0x2b/0x50 [] ? clockevents_program_event+0x62/0xc0 [] __do_softirq+0xe2/0x1d0 [] call_softirq+0x1a/0x30 [] do_softirq+0x75/0xc0 [] irq_exit+0x65/0x80 [] smp_apic_timer_interrupt+0x65/0xb0 [] apic_timer_interrupt+0x13/0x20 Code: 45 fe ff ff 4c 39 eb 48 8b 13 75 dd 48 8b 55 d8 65 48 33 14 25 28 00 00 00 44 89 f0 75 11 48 83 c4 20 5b 41 5c 41 5d 41 5e c9 c3 <0f> 0b eb fe e8 c5 29 ff ff 0f 1f 44 00 00 55 48 89 e5 48 83 ec RIP [] cascade+0xb2/0xc0 RSP ---[ end trace 2efb8d4aaedbf503 ]--- Kernel panic - not syncing: Fatal exception in interrupt Pid: 24497, comm: astropulse_5.06 Tainted: G D 2.6.31-nosmp #3 Call Trace: [] panic+0xb2/0x180 [] ? __kfree_skb+0x6f/0xe0 [] ? console_unblank+0x8d/0xd0 [] ? unblank_screen+0x1e/0x40 [] ? oops_exit+0x36/0x60 [] oops_end+0xe7/0x100 [] ? oops_begin+0x5d/0x80 [] die+0x62/0xa0 [] do_trap+0x166/0x190 [] ? notify_die+0x3d/0x60 [] do_invalid_op+0xa5/0xd0 [] ? cascade+0xb2/0xc0 [] ? wake_up_state+0x1e/0x40 [] invalid_op+0x1b/0x20 [] ? sock_def_write_space+0x0/0xb0 [] ? cascade+0xb2/0xc0 [] run_timer_softirq+0xf3/0x250 [] ? lapic_next_event+0x2b/0x50 [] ? clockevents_program_event+0x62/0xc0 [] __do_softirq+0xe2/0x1d0 [] call_softirq+0x1a/0x30 [] do_softirq+0x75/0xc0 [] irq_exit+0x65/0x80 [] smp_apic_timer_interrupt+0x65/0xb0 [] apic_timer_interrupt+0x13/0x20 Rebooting in 60 seconds..[root@f6bvp-9 bernard]#