BUG: scheduling while atomic: firefox/3490/0x10000001 Modules linked in: binfmt_misc parport_pc ppdev uinput snd_atiixp snd_atiixp_modem snd_ac97_codec ac97_bus snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event radeon snd_seq arc4 snd_timer ttm rt61pci rt2x00pci snd_seq_device drm_kms_helper rt2x00lib pcmcia joydev snd drm mac80211 cfg80211 soundcore i2c_algo_bit eeprom_93cx6 snd_page_alloc yenta_socket pcmcia_rsrc pcmcia_core i2c_piix4 cdc_ether usbnet k8temp psmouse ati_agp agpgart shpchp lp serio_raw parport 8139too firewire_ohci sdhci_pci 8139cp sdhci firewire_core led_class crc_itu_t mii pata_atiixp Pid: 3490, comm: firefox Not tainted 2.6.35-16-generic #22-Ubuntu Call Trace: [] __schedule_bug+0x62/0x70 [] schedule+0x760/0x7a0 [] _cond_resched+0x32/0x50 [] anon_vma_prepare+0x1e/0x130 [] expand_downwards+0x1d/0x170 [] ? __alloc_pages_nodemask+0xd9/0x1c0 [] expand_stack+0xd/0x10 [] do_anonymous_page+0x2fb/0x310 [] handle_mm_fault+0x340/0x400 [] __get_user_pages+0x109/0x3f0 [] get_user_pages+0x55/0x70 [] get_arg_page+0x52/0xb0 [] ? strnlen_user+0x2b/0x60 [] copy_strings+0xd0/0x180 [] copy_strings_kernel+0x29/0x40 [] do_execve+0x19a/0x2c0 [] ? strncpy_from_user+0x3a/0x70 [] sys_execve+0x37/0x70 [] ptregs_execve+0x12/0x18 [] ? syscall_call+0x7/0xb