From kern.log:

Mar 18 19:04:22 Cricco kernel: [  125.402397] irq 18: nobody cared (try booting with the "irqpoll" option)
Mar 18 19:04:22 Cricco kernel: [  125.402417] Pid: 2122, comm: 98video-quirk-d Not tainted 2.6.38-7-generic #35-Ubuntu
Mar 18 19:04:22 Cricco kernel: [  125.402427] Call Trace:
Mar 18 19:04:22 Cricco kernel: [  125.402448]  [<c10b124c>] ? __report_bad_irq.clone.2+0x2c/0x90
Mar 18 19:04:22 Cricco kernel: [  125.402463]  [<c10aff0c>] ? handle_IRQ_event+0x4c/0x160
Mar 18 19:04:22 Cricco kernel: [  125.402477]  [<c10b159a>] ? note_interrupt+0x15a/0x1a0
Mar 18 19:04:22 Cricco kernel: [  125.402491]  [<c10b21bc>] ? handle_fasteoi_irq+0xac/0xd0
Mar 18 19:04:22 Cricco kernel: [  125.402504]  [<c10b2110>] ? handle_fasteoi_irq+0x0/0xd0
Mar 18 19:04:22 Cricco kernel: [  125.402513]  <IRQ>  [<c15106c2>] ? do_IRQ+0x42/0xc0
Mar 18 19:04:22 Cricco kernel: [  125.402539]  [<c1003670>] ? common_interrupt+0x30/0x38
Mar 18 19:04:22 Cricco kernel: [  125.402555]  [<c10e00d8>] ? padata_start+0x28/0x60
Mar 18 19:04:22 Cricco kernel: [  125.402569]  [<c10e854c>] ? __alloc_pages_nodemask+0x6c/0x710
Mar 18 19:04:22 Cricco kernel: [  125.402585]  [<c10335ae>] ? kmap_atomic_prot+0xde/0x100
Mar 18 19:04:22 Cricco kernel: [  125.402598]  [<c10e1be2>] ? unlock_page+0x42/0x50
Mar 18 19:04:22 Cricco kernel: [  125.402612]  [<c10fe0f8>] ? __do_fault+0x3b8/0x4c0
Mar 18 19:04:22 Cricco kernel: [  125.402627]  [<c1031a24>] ? pte_alloc_one+0x24/0x50
Mar 18 19:04:22 Cricco kernel: [  125.402640]  [<c10fe5f6>] ? __pte_alloc+0x26/0xb0
Mar 18 19:04:22 Cricco kernel: [  125.402653]  [<c1101420>] ? handle_mm_fault+0x70/0x120
Mar 18 19:04:22 Cricco kernel: [  125.402668]  [<c150cd20>] ? do_page_fault+0x0/0x490
Mar 18 19:04:22 Cricco kernel: [  125.402681]  [<c150ce7e>] ? do_page_fault+0x15e/0x490
Mar 18 19:04:22 Cricco kernel: [  125.402695]  [<c1103444>] ? remove_vma+0x44/0x60
Mar 18 19:04:22 Cricco kernel: [  125.402710]  [<c12750ba>] ? radix_tree_lookup+0xa/0x10
Mar 18 19:04:22 Cricco kernel: [  125.402724]  [<c10af944>] ? irq_to_desc+0x14/0x20
Mar 18 19:04:22 Cricco kernel: [  125.402737]  [<c100523d>] ? handle_irq+0x1d/0x90
Mar 18 19:04:22 Cricco kernel: [  125.402751]  [<c10567bc>] ? irq_exit+0x3c/0x80
Mar 18 19:04:22 Cricco kernel: [  125.402764]  [<c15106cb>] ? do_IRQ+0x4b/0xc0
Mar 18 19:04:22 Cricco kernel: [  125.402778]  [<c150cd20>] ? do_page_fault+0x0/0x490
Mar 18 19:04:22 Cricco kernel: [  125.402791]  [<c150a1ff>] ? error_code+0x67/0x6c
Mar 18 19:04:22 Cricco kernel: [  125.402805]  [<c1500000>] ? cpu_init+0x75/0x15e
Mar 18 19:04:22 Cricco kernel: [  125.402813] handlers:
Mar 18 19:04:22 Cricco kernel: [  125.402820] [<c13a3d30>] (usb_hcd_irq+0x0/0x80)
Mar 18 19:04:22 Cricco kernel: [  125.402837] Disabling IRQ #18
Mar 18 19:04:23 Cricco kernel: [  125.855313] rtl8192_SetWirelessMode(), wireless_mode:4, bEnableHT = 0
Mar 18 19:04:23 Cricco kernel: [  125.855334] ===>rtllib_start_scan()
Mar 18 19:04:23 Cricco kernel: [  125.855399] =====>rtl8192_set_chan()====ch:2
Mar 18 19:04:23 Cricco kernel: [  125.866256] ADDRCONF(NETDEV_UP): wlan0: link is not ready
Mar 18 19:04:23 Cricco kernel: [  125.872170] jme 0000:09:00.5: irq 45 for MSI/MSI-X
Mar 18 19:04:23 Cricco kernel: [  125.872245] jme 0000:09:00.5: eth0: Link is down
Mar 18 19:04:23 Cricco kernel: [  125.877389] ADDRCONF(NETDEV_UP): eth0: link is not ready
Mar 18 19:04:23 Cricco kernel: [  125.921919] jme 0000:09:00.5: eth0: Link is down
Mar 18 19:04:23 Cricco kernel: [  126.024084] =====>rtl8192_set_chan()====ch:3
Mar 18 19:04:23 Cricco kernel: [  126.034522] =====>rtl8192_set_chan()====ch:1
Mar 18 19:04:23 Cricco kernel: [  126.148069] =====>rtl8192_set_chan()===