BUG: scheduling while atomic: sh/3496/0x10000001 Modules linked in: binfmt_misc parport_pc ppdev snd_hda_codec_idt arc4 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm iwlagn joydev snd_seq_midi i915 snd_rawmidi snd_seq_midi_event snd_seq iwlcore snd_timer drm_kms_helper sbp2 snd_seq_device mac80211 uvcvideo r852 sm_common nand drm dell_wmi nand_ids ieee1394 videodev v4l1_compat snd nand_ecc mtd dell_laptop dcdbas intel_agp psmouse cfg80211 soundcore snd_page_alloc serio_raw i2c_algo_bit video agpgart output lp parport firewire_ohci sdhci_pci ahci sdhci firewire_core led_class libahci tg3 crc_itu_t Pid: 3496, comm: sh Not tainted 2.6.35-16-generic #22-Ubuntu Call Trace: [] __schedule_bug+0x62/0x70 [] schedule+0x760/0x7a0 [] ? irq_exit+0x39/0x70 [] ? smp_apic_timer_interrupt+0x5b/0x8a [] ? anon_vma_prepare+0x45/0x130 [] _cond_resched+0x32/0x50 [] kmem_cache_alloc+0x90/0x110 [] ? anon_vma_prepare+0xfe/0x130 [] anon_vma_prepare+0xfe/0x130 [] expand_downwards+0x1d/0x170 [] ? __alloc_pages_nodemask+0xd9/0x1c0 [] expand_stack+0xd/0x10 [] do_anonymous_page+0x2fb/0x310 [] ? _raw_spin_lock+0xd/0x10 [] 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 [] ? error_code+0x73/0x78 [] ? strncpy_from_user+0x3a/0x70 [] sys_execve+0x37/0x70 [] ptregs_execve+0x12/0x18 [] ? syscall_call+0x7/0xb