Virtualbox 4.3 kernel panic on Arch.

[    0.000000] tsc: Fast TSC calibration failed
:: running early hook [udev]
:: running hook [udev]
:: Trigger[    0.800126] divide error: 0000 [#1] PREEMPT SMP
[    0.803406] Modules linked in: ata_piix(+) ahci(+) libahci ehci_pci(+) ohci_hcd(+) ehci_hcd usbcore usb_common libata scsi_mod
[    0.803406] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G        W    3.10.7-1-ARCH #1
[    0.803406] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[    0.803406] task: ffffffff81814440 ti: ffffffff81800000 task.ti: ffffffff81800000
[    0.803406] RIP: 0010:[<ffffffff81398e2b>]  [<ffffffff81398e2b>] intel_pstate_timer_func+0xbb/0x2c0
[    0.803406] RSP: 0018:ffff88003fc03e38  EFLAGS: 00010246
[    0.803406] RAX: 0000000000000000 RBX: ffff88003ccc1200 RCX: ffff88003ccc1308
[    0.803406] RDX: 0000000000000000 RSI: ffff88003fc03e3c RDI: ffff88003ccc1300
[    0.803406] RBP: ffff88003fc03e58 R08: 0000000000000000 R09: ffffffff81aa0f81
[    0.803406] R10: 0000000000000004 R11: 0000000000000005 R12: 3ccc120081801fd8
[    0.803406] R13: 81801fd881801fd8 R14: ffffffff81398d70 R15: ffff88003ccc1200
[    0.803406] FS:  0000000000000000(0000) GS:ffff88003fc00000(0000) knlGS:0000000000000000
[    0.803406] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    0.803406] CR2: 00007ff5b83ee000 CR3: 000000003cd2b000 CR4: 00000000000006f0
[    0.803406] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    0.803406] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    0.803406] Stack:
[    0.803406]  fffffffb3fc03e70 ffffffff81aa0f80 ffff88003ccc1248 0000000000000101
[    0.803406]  ffff88003fc03e90 ffffffff81065536 ffffffff81aa0f80 000000000000005a
[    0.803406]  ffffffff81398d70 0000000000000000 ffff88003ccc1248 ffff88003fc03f00
[    0.803406] Call Trace:
[    0.803406]  <IRQ>
[    0.803406]  [<ffffffff81065536>] call_timer_fn+0x36/0x190
[    0.803406]  [<ffffffff81398d70>] ? intel_pstate_set_pstate+0x110/0x110
[    0.803406]  [<ffffffff81065ac4>] run_timer_softirq+0x214/0x2d0
[    0.803406]  [<ffffffff8105dbef>] __do_softirq+0xef/0x2b0
[    0.803406]  [<ffffffff8105df06>] irq_exit+0x86/0xb0
[    0.803406]  [<ffffffff814d17ae>] smp_apic_timer_interrupt+0x6e/0x9c
[    0.803406]  [<ffffffff814d061d>] apic_timer_interrupt+0x6d/0x80
[    0.803406]  <EOI>
[    0.803406]  [<ffffffff81041ed6>] ? native_safe_halt+0x6/0x10
[    0.803406]  [<ffffffff8101bb5f>] default_idle+0x1f/0x140
[    0.803406]  [<ffffffff8101c5f6>] arch_cpu_idle+0x26/0x30
[    0.803406]  [<ffffffff810a6e67>] cpu_startup_entry+0x257/0x2d0
[    0.803406]  [<ffffffff814a8df4>] rest_init+0x84/0x90
[    0.803406]  [<ffffffff818d9ee8>] start_kernel+0x414/0x420
[    0.803406]  [<ffffffff818d98dd>] ? repair_env_string+0x5c/0x5c
[    0.803406]  [<ffffffff818d9120>] ? early_idt_handlers+0x120/0x120
[    0.803406]  [<ffffffff818d95dc>] x86_64_start_reservations+0x2a/0x2c
[    0.803406]  [<ffffffff818d96d1>] x86_64_start_kernel+0xf3/0x100
[    0.803406] Code: 29 81 f0 00 00 00 4c 89 e8 48 2b 83 d8 00 00 00 48 89 81 f8 00 00 00 48 8b 47 10 48 8d 4f 08 48 8d 04 80 48 8d 04 80 48 c1 e0 02 <48> f7 71 10 69 f0 e8 03 00 00 0f af b3 a8 00 00 00 89 71 18 89
[    0.803406] RIP  [<ffffffff81398e2b>] intel_pstate_timer_func+0xbb/0x2c0
[    0.803406]  RSP <ffff88003fc03e38>
ing uevents...
[    3.864765] ---[ end trace 1daccd52295a6ba9 ]---
[    3.865198] Kernel panic - not syncing: Fatal exception in interrupt