Bug#644174: Info received ()
Some more info. Running linux 3.0.2 eventually leads to:
[ 484.679306] BUG: scheduling while atomic: swapper/0/0x10000100
[ 484.679315] Modules linked in: nls_utf8 nls_cp437 vfat fat cryptd
aes_x86_64 aes_generic cpufreq_stats cpufreq_powersave
cpufreq_conservative cpufreq_userspace acpi_cpufreq mperf parport_pc
ppdev lp parport rfcomm bridge stp bnep binfmt_misc uinput fuse loop
snd_hda_codec_realtek arc4 snd_hda_intel snd_hda_codec iwlwifi
snd_hwdep mac80211 snd_pcm btusb bluetooth i915 drm_kms_helper drm
snd_seq snd_timer snd_seq_device dell_laptop cfg80211 rfkill ac
uvcvideo psmouse videodev snd soundcore snd_page_alloc dell_wmi
tpm_tis media tpm serio_raw sparse_keymap v4l2_compat_ioctl32
i2c_algo_bit tpm_bios battery power_supply button i2c_i801 wmi
processor evdev video dcdbas i2c_core crc16 pcspkr usbhid hid ext3 jbd
mbcache sg sr_mod sd_mod cdrom crc_t10dif ums_realtek usb_storage uas
xhci_hcd ahci libahci libata scsi_mod ehci_hcd r8169 mii usbcore
usb_common thermal thermal_sys [last unloaded: scsi_wait_scan]
[ 484.679466] CPU 0
[ 484.679469] Modules linked in: nls_utf8 nls_cp437 vfat fat cryptd
aes_x86_64 aes_generic cpufreq_stats cpufreq_powersave
cpufreq_conservative cpufreq_userspace acpi_cpufreq mperf parport_pc
ppdev lp parport rfcomm bridge stp bnep binfmt_misc uinput fuse loop
snd_hda_codec_realtek arc4 snd_hda_intel snd_hda_codec iwlwifi
snd_hwdep mac80211 snd_pcm btusb bluetooth i915 drm_kms_helper drm
snd_seq snd_timer snd_seq_device dell_laptop cfg80211 rfkill ac
uvcvideo psmouse videodev snd soundcore snd_page_alloc dell_wmi
tpm_tis media tpm serio_raw sparse_keymap v4l2_compat_ioctl32
i2c_algo_bit tpm_bios battery power_supply button i2c_i801 wmi
processor evdev video dcdbas i2c_core crc16 pcspkr usbhid hid ext3 jbd
mbcache sg sr_mod sd_mod cdrom crc_t10dif ums_realtek usb_storage uas
xhci_hcd ahci libahci libata scsi_mod ehci_hcd r8169 mii usbcore
usb_common thermal thermal_sys [last unloaded: scsi_wait_scan]
[ 484.679591]
[ 484.679597] Pid: 0, comm: swapper Not tainted 3.2.0-rc4-amd64 #1
Dell Inc. Dell System Vostro 3750/0VP036
[ 484.679608] RIP: 0010:[<ffffffff811dc12d>] [<ffffffff811dc12d>]
intel_idle+0xea/0x119
[ 484.679625] RSP: 0018:ffffffff81601e88 EFLAGS: 00000202
[ 484.679630] RAX: 0000000000000000 RBX: ffffffff811a5bfc RCX: 00000000000017b6
[ 484.679636] RDX: 00000000000017b6 RSI: 0000000000000000 RDI: 00000000000003e8
[ 484.679641] RBP: 0000000000000004 R08: 00000000000017ba R09: 00000000000017ba
[ 484.679647] R10: ffffffff81780640 R11: ffffffff81601fd8 R12: ffff8801bfa0e700
[ 484.679652] R13: ffff8801bfa0e710 R14: ffff8801ad3c3ac8 R15: ffff8801bfa0e7f0
[ 484.679659] FS: 0000000000000000(0000) GS:ffff8801bfa00000(0000)
knlGS:0000000000000000
[ 484.679666] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 484.679671] CR2: 000000000240b471 CR3: 0000000001605000 CR4: 00000000000406f0
[ 484.679677] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 484.679683] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 484.679689] Process swapper (pid: 0, threadinfo ffffffff81600000,
task ffffffff8160d020)
[ 484.679694] Stack:
[ 484.679697] 0000000000000000 00000000000017b6 0000000000000000
0000000000000000
[ 484.679708] 00000000000017b6 00000000005caf48 ffff8801bfa19870
ffffffff81644a80
[ 484.679718] 00000000fffffff0 0000000000000004 ffffffff81644bc0
ffffffff8125bdf3
[ 484.679728] Call Trace:
[ 484.679741] [<ffffffff8125bdf3>] ? cpuidle_idle_call+0xec/0x179
[ 484.679753] [<ffffffff8100d255>] ? cpu_idle+0xa1/0xe8
[ 484.679764] [<ffffffff816a8b3d>] ? start_kernel+0x3bd/0x3c8
[ 484.679773] [<ffffffff816a8140>] ? early_idt_handlers+0x140/0x140
[ 484.679782] [<ffffffff816a83c4>] ? x86_64_start_kernel+0x104/0x111
[ 484.679787] Code: 29 f0 48 89 c7 e8 6b dc e6 ff 4c 69 e8 40 42 0f
00 48 89 04 24 48 89 54 24 08 48 89 44 24 18 48 89 54 24 20 49 01 d5
fb 66 66 90
[ 484.679834] 66 90 85 1d b2 8b 46 00 75 0f 48 8d 74 24 2c bf 05 00 00 00
[ 484.679858] Call Trace:
[ 484.679866] [<ffffffff8125bdf3>] ? cpuidle_idle_call+0xec/0x179
[ 484.679874] [<ffffffff8100d255>] ? cpu_idle+0xa1/0xe8
[ 484.679882] [<ffffffff816a8b3d>] ? start_kernel+0x3bd/0x3c8
[ 484.679891] [<ffffffff816a8140>] ? early_idt_handlers+0x140/0x140
[ 484.679899] [<ffffffff816a83c4>] ? x86_64_start_kernel+0x104/0x111
[ 545.528641] BUG: scheduling while atomic: swapper/0/0x10000100
[ 545.528649] Modules linked in: nls_utf8 nls_cp437 vfat fat cryptd
aes_x86_64 aes_generic cpufreq_stats cpufreq_powersave
cpufreq_conservative cpufreq_userspace acpi_cpufreq mperf parport_pc
ppdev lp parport rfcomm bridge stp bnep binfmt_misc uinput fuse loop
snd_hda_codec_realtek arc4 snd_hda_intel snd_hda_codec iwlwifi
snd_hwdep mac80211 snd_pcm btusb bluetooth i915 drm_kms_helper drm
snd_seq snd_timer snd_seq_device dell_laptop cfg80211 rfkill ac
uvcvideo psmouse videodev snd soundcore snd_page_alloc dell_wmi
tpm_tis media tpm serio_raw sparse_keymap v4l2_compat_ioctl32
i2c_algo_bit tpm_bios battery power_supply button i2c_i801 wmi
processor evdev video dcdbas i2c_core crc16 pcspkr usbhid hid ext3 jbd
mbcache sg sr_mod sd_mod cdrom crc_t10dif ums_realtek usb_storage uas
xhci_hcd ahci libahci libata scsi_mod ehci_hcd r8169 mii usbcore
usb_common thermal thermal_sys [last unloaded: scsi_wait_scan]
[ 545.528795] CPU 0
[ 545.528798] Modules linked in: nls_utf8 nls_cp437 vfat fat cryptd
aes_x86_64 aes_generic cpufreq_stats cpufreq_powersave
cpufreq_conservative cpufreq_userspace acpi_cpufreq mperf parport_pc
ppdev lp parport rfcomm bridge stp bnep binfmt_misc uinput fuse loop
snd_hda_codec_realtek arc4 snd_hda_intel snd_hda_codec iwlwifi
snd_hwdep mac80211 snd_pcm btusb bluetooth i915 drm_kms_helper drm
snd_seq snd_timer snd_seq_device dell_laptop cfg80211 rfkill ac
uvcvideo psmouse videodev snd soundcore snd_page_alloc dell_wmi
tpm_tis media tpm serio_raw sparse_keymap v4l2_compat_ioctl32
i2c_algo_bit tpm_bios battery power_supply button i2c_i801 wmi
processor evdev video dcdbas i2c_core crc16 pcspkr usbhid hid ext3 jbd
mbcache sg sr_mod sd_mod cdrom crc_t10dif ums_realtek usb_storage uas
xhci_hcd ahci libahci libata scsi_mod ehci_hcd r8169 mii usbcore
usb_common thermal thermal_sys [last unloaded: scsi_wait_scan]
[ 545.528919]
[ 545.528925] Pid: 0, comm: swapper Not tainted 3.2.0-rc4-amd64 #1
Dell Inc. Dell System Vostro 3750/0VP036
[ 545.528936] RIP: 0010:[<ffffffff811dc12d>] [<ffffffff811dc12d>]
intel_idle+0xea/0x119
[ 545.528953] RSP: 0018:ffffffff81601e88 EFLAGS: 00000206
[ 545.528958] RAX: 0000000000000000 RBX: ffffffff81023a50 RCX: 0000000000007650
[ 545.528963] RDX: 0000000000007650 RSI: 0000000000000000 RDI: 00000000000003e8
[ 545.528969] RBP: 0000000000000004 R08: 0000000000007650 R09: 0000000000007650
[ 545.528974] R10: ffff8801b7c53840 R11: ffffffff81601fd8 R12: ffffffff81064d21
[ 545.528980] R13: 0000000000000221 R14: ffffffff8106491f R15: ffffffff8101356d
[ 545.528987] FS: 0000000000000000(0000) GS:ffff8801bfa00000(0000)
knlGS:0000000000000000
[ 545.528993] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[ 545.528998] CR2: 000000000240b471 CR3: 0000000001605000 CR4: 00000000000406f0
[ 545.529004] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 545.529010] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[ 545.529017] Process swapper (pid: 0, threadinfo ffffffff81600000,
task ffffffff8160d020)
[ 545.529021] Stack:
[ 545.529025] 0000000000000000 0000000000007650 0000000000000000
0000000000000000
[ 545.529035] 0000000000007650 0000000001ce2985 ffff8801bfa19870
ffffffff81644a80
[ 545.529045] 00000000fffffff0 0000000000000004 ffffffff81644bc0
ffffffff8125bdf3
[ 545.529055] Call Trace:
[ 545.529068] [<ffffffff8125bdf3>] ? cpuidle_idle_call+0xec/0x179
[ 545.529081] [<ffffffff8100d255>] ? cpu_idle+0xa1/0xe8
[ 545.529092] [<ffffffff816a8b3d>] ? start_kernel+0x3bd/0x3c8
[ 545.529100] [<ffffffff816a8140>] ? early_idt_handlers+0x140/0x140
[ 545.529109] [<ffffffff816a83c4>] ? x86_64_start_kernel+0x104/0x111
[ 545.529114] Code: 29 f0 48 89 c7 e8 6b dc e6 ff 4c 69 e8 40 42 0f
00 48 89 04 24 48 89 54 24 08 48 89 44 24 18 48 89 54 24 20 49 01 d5
fb 66 66 90
[ 545.529161] 66 90 85 1d b2 8b 46 00 75 0f 48 8d 74 24 2c bf 05 00 00 00
[ 545.529184] Call Trace:
[ 545.529192] [<ffffffff8125bdf3>] ? cpuidle_idle_call+0xec/0x179
[ 545.529201] [<ffffffff8100d255>] ? cpu_idle+0xa1/0xe8
[ 545.529209] [<ffffffff816a8b3d>] ? start_kernel+0x3bd/0x3c8
[ 545.529217] [<ffffffff816a8140>] ? early_idt_handlers+0x140/0x140
[ 545.529225] [<ffffffff816a83c4>] ? x86_64_start_kernel+0x104/0x111
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