BUG: scheduling while atomic: ksuspend_usbd/25/0x10010000
Modules linked in: binfmt_misc ppdev vboxnetflt vboxnetadp vboxdrv xt_limit xt_tcpudp xt_state ipt_addrtype ip6table_filter ip6_tables nf_nat_irc snd_hda_codec_idt nf_conntrack_irc nf_nat_ftp nf_nat nf_conntrack_ipv4 snd_hda_intel snd_hda_codec nf_defrag_ipv4 snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm nf_conntrack_ftp nf_conntrack snd_seq_dummy snd_seq_oss arc4 ecb snd_seq_midi iptable_filter ip_tables snd_rawmidi snd_seq_midi_event snd_seq snd_timer iwl3945 snd_seq_device iwlcore x_tables joydev sbp2 mac80211 snd nvidia(P) psmouse serio_raw led_class pcmcia dell_wmi yenta_socket rsrc_nonstatic pcmcia_core cfg80211 soundcore snd_page_alloc dell_laptop dcdbas lp parport dm_raid45 xor ohci1394 video output tg3 ieee1394 intel_agp agpgart

Pid: 25, comm: ksuspend_usbd Tainted: P           (2.6.31-14-generic #48-Ubuntu) Latitude D830                   
EIP: 0060:[<c0421dbf>] EFLAGS: 00000202 CPU: 1
EIP is at ehci_bus_resume+0x7f/0x210
EAX: f6879cf8 EBX: f6879ce8 ECX: f6879c00 EDX: f8048420
ESI: 00000000 EDI: 00000004 EBP: f711beec ESP: f711bed4
 DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
CR0: 8005003b CR2: 00dffa70 CR3: 0081a000 CR4: 000006d0
DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
DR6: ffff0ff0 DR7: 00000400
Call Trace:
 [<c040f2c5>] hcd_bus_resume+0x45/0xa0
 [<c041b5c5>] generic_resume+0x25/0x30
 [<c0413884>] usb_resume_device+0x44/0x50
 [<c04145a1>] usb_resume_both+0x101/0x140
 [<c0127c38>] ? default_spin_lock_flags+0x8/0x10
 [<c0414d92>] usb_external_resume_device+0x32/0x80
 [<c040f014>] hcd_resume_work+0x34/0x50
 [<c0157a7e>] run_workqueue+0x6e/0x140
 [<c040efe0>] ? hcd_resume_work+0x0/0x50
 [<c0157bd8>] worker_thread+0x88/0xe0
 [<c015c280>] ? autoremove_wake_function+0x0/0x40
 [<c0157b50>] ? worker_thread+0x0/0xe0
 [<c015bf8c>] kthread+0x7c/0x90
 [<c015bf10>] ? kthread+0x0/0x90
 [<c0104007>] kernel_thread_helper+0x7/0x10