Comment 177 for bug 286285

Seen again in Jaunty:

[13923.885347] BUG: scheduling while atomic: swapper/0/0x10010000
[13923.885357] Modules linked in: snd_usb_audio snd_usb_lib nls_cp437 cifs aes_i586 aes_generic binfmt_misc ppdev vboxnetadp vboxnetflt vboxdrv snd_hda_codec_idt snd_hda_intel snd_hda_codec snd_hwdep snd_pcm_oss snd_mixer_oss snd_pcm arc4 snd_seq_dummy snd_seq_oss ecb snd_seq_midi snd_rawmidi snd_seq_midi_event iwlagn pcmcia snd_seq joydev iwlcore snd_timer snd_seq_device nvidia(P) iptable_filter sdhci_pci snd soundcore uvcvideo yenta_socket sdhci ricoh_mmc ip_tables mac80211 snd_page_alloc rsrc_nonstatic psmouse pcmcia_core led_class dell_wmi cfg80211 x_tables serio_raw dell_laptop videodev lp v4l1_compat parport dcdbas ohci1394 ieee1394 video output e1000e intel_agp agpgart
[13923.885485]
[13923.885493] Pid: 0, comm: swapper Tainted: P (2.6.31-17-generic #54-Ubuntu) Precision M4400
[13923.885501] EIP: 0060:[<c0369f24>] EFLAGS: 00000282 CPU: 1
[13923.885512] EIP is at acpi_idle_enter_bm+0x255/0x286
[13923.885518] EAX: c080fe04 EBX: 000047d4 ECX: ffc2f606 EDX: 017fe000
[13923.885523] ESI: 00000000 EDI: f7219cc0 EBP: f7081f74 ESP: f7081f4c
[13923.885529] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[13923.885535] CR0: 8005003b CR2: b2d81000 CR3: 0081a000 CR4: 000406d0
[13923.885541] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[13923.885546] DR6: ffff0ff0 DR7: 00000400
[13923.885551] Call Trace:
[13923.885565] [<c0468796>] cpuidle_idle_call+0x76/0xd0
[13923.885573] [<c010202c>] cpu_idle+0x8c/0xd0
[13923.885584] [<c056c5a6>] start_secondary+0xc6/0xc8

$ uname -r
Linux precision 2.6.31-17-generic #54-Ubuntu SMP Thu Dec 10 16:20:31 UTC 2009 i686 GNU/Linux

Should we reopen the bug?