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Bug#648751: linux-image-3.0.0-1-rt-amd64: rcu_preempt_state whileshutdown



Hi Ben,

  Here it is, I hope this helps.

Nov 14 18:51:10 localhost kernel: [   33.547313] ------------[ cut
here ]------------
Nov 14 18:51:10 localhost kernel: [   33.547320] WARNING: at
/build/buildd-linux-2.6_3.0.0-6-amd64-WVZwan/linux-2.6-3.0.0/debian/build/source_amd64_rt/kernel/sched.c:4234
migrate_disable+0x53/0xb7()
Nov 14 18:51:10 localhost kernel: [   33.547322] Hardware name: Dell System
Vostro 3450
Nov 14 18:51:10 localhost kernel: [   33.547324] Modules linked in:
aesni_intel(+) cryptd aes_x86_64 aes_generic fuse loop snd_hda_codec_hdmi
snd_hda_codec_realtek joydev radeon snd_hda_intel snd_hda_codec snd_hwdep
snd_pcm arc4 i915 ttm ath9k ath3k btusb snd_seq drm_kms_helper mac80211
uvcvideo videodev media drm ath9k_common v4l2_compat_ioctl32 bluetooth evdev
ath9k_hw i2c_algo_bit snd_timer snd_seq_device dell_laptop dcdbas snd
soundcore crc16 dell_wmi i2c_i801 ath i2c_core snd_page_alloc sparse_keymap
psmouse video processor ac cfg80211 rfkill pcspkr serio_raw battery wmi
power_supply button ext3 jbd mbcache sg ums_realtek usb_storage uas sr_mod
sd_mod cdrom crc_t10dif r8169 xhci_hcd mii thermal thermal_sys ahci libahci
libata scsi_mod ehci_hcd usbcore [last unloaded: scsi_wait_scan]
Nov 14 18:51:10 localhost kernel: [   33.547354] Pid: 1295, comm:
cryptomgr_test Not tainted 3.0.0-2-rt-amd64 #1
Nov 14 18:51:10 localhost kernel: [   33.547356] Call Trace:
Nov 14 18:51:10 localhost kernel: [   33.547362]  [<ffffffff81048481>] ?
warn_slowpath_common+0x78/0x8c
Nov 14 18:51:10 localhost kernel: [   33.547364]  [<ffffffff81042382>] ?
migrate_disable+0x53/0xb7
Nov 14 18:51:10 localhost kernel: [   33.547367]  [<ffffffff810d91e8>] ?
pagefault_disable+0x9/0x1d
Nov 14 18:51:10 localhost kernel: [   33.547371]  [<ffffffff81190706>] ?
scatterwalk_map+0x28/0x6d
Nov 14 18:51:10 localhost kernel: [   33.547374]  [<ffffffff81192aae>] ?
blkcipher_walk_next+0x249/0x2c9
Nov 14 18:51:10 localhost kernel: [   33.547380]  [<ffffffffa04be654>] ?
ecb_encrypt+0x32/0x9a [aesni_intel]
Nov 14 18:51:10 localhost kernel: [   33.547385]  [<ffffffffa04bdae0>] ?
aesni_set_key+0x120/0x1e0 [aesni_intel]
Nov 14 18:51:10 localhost kernel: [   33.547389]  [<ffffffffa04bf52e>] ?
ablk_encrypt+0x6a/0x74 [aesni_intel]
Nov 14 18:51:10 localhost kernel: [   33.547392]  [<ffffffff811bafc4>] ?
sg_init_one+0x25/0x55
Nov 14 18:51:10 localhost kernel: [   33.547395]  [<ffffffff81195b0a>] ?
test_skcipher+0x211/0x652
Nov 14 18:51:10 localhost kernel: [   33.547399]  [<ffffffff810f818f>] ?
__kmalloc+0x121/0x133
Nov 14 18:51:10 localhost kernel: [   33.547402]  [<ffffffff810555a1>] ?
run_timer_softirq+0x2cf/0x2cf
Nov 14 18:51:10 localhost kernel: [   33.547405]  [<ffffffff8118fe22>] ?
crypto_spawn_tfm+0x39/0x62
Nov 14 18:51:10 localhost kernel: [   33.547408]  [<ffffffffa03da2b6>] ?
cryptd_blkcipher_init_tfm+0x1e/0x35 [cryptd]
Nov 14 18:51:10 localhost kernel: [   33.547411]  [<ffffffff8118f1c7>] ?
__crypto_alloc_tfm+0xb7/0x108
Nov 14 18:51:10 localhost kernel: [   33.547414]  [<ffffffff8118f25b>] ?
crypto_alloc_base+0x43/0x88
Nov 14 18:51:10 localhost kernel: [   33.547417]  [<ffffffff8103eb3a>] ?
get_parent_ip+0x9/0x1b
Nov 14 18:51:10 localhost kernel: [   33.547420]  [<ffffffffa03da619>] ?
cryptd_alloc_ablkcipher+0x5f/0xa8 [cryptd]
Nov 14 18:51:10 localhost kernel: [   33.547423]  [<ffffffff810f818f>] ?
__kmalloc+0x121/0x133
Nov 14 18:51:10 localhost kernel: [   33.547426]  [<ffffffff81196a6c>] ?
alg_test_skcipher+0x56/0x8b
Nov 14 18:51:10 localhost kernel: [   33.547429]  [<ffffffff81196ed9>] ?
alg_test+0x1b5/0x263
Nov 14 18:51:10 localhost kernel: [   33.547432]  [<ffffffff81194be2>] ?
cryptomgr_probe+0xbf/0xbf
Nov 14 18:51:10 localhost kernel: [   33.547434]  [<ffffffff81194c01>] ?
cryptomgr_test+0x1f/0x3a
Nov 14 18:51:10 localhost kernel: [   33.547437]  [<ffffffff81063031>] ?
kthread+0x7a/0x82
Nov 14 18:51:10 localhost kernel: [   33.547440]  [<ffffffff8103bd11>] ?
finish_task_switch+0x86/0xc8
Nov 14 18:51:10 localhost kernel: [   33.547443]  [<ffffffff8134eaa4>] ?
kernel_thread_helper+0x4/0x10
Nov 14 18:51:10 localhost kernel: [   33.547446]  [<ffffffff81062fb7>] ?
__init_kthread_worker+0x42/0x42
Nov 14 18:51:10 localhost kernel: [   33.547449]  [<ffffffff8134eaa0>] ?
gs_change+0x13/0x13
Nov 14 18:51:10 localhost kernel: [   33.547450] ---[ end trace
0000000000000002 ]---
Nov 14 18:51:10 localhost kernel: [   33.547454] ------------[ cut
here ]------------
Nov 14 18:51:10 localhost kernel: [   33.547457] WARNING: at
/build/buildd-linux-2.6_3.0.0-6-amd64-WVZwan/linux-2.6-3.0.0/debian/build/source_amd64_rt/kernel/sched.c:4265
migrate_enable+0x5c/0x171()
Nov 14 18:51:10 localhost kernel: [   33.547459] Hardware name: Dell System
Vostro 3450
Nov 14 18:51:10 localhost kernel: [   33.547460] Modules linked in:
aesni_intel(+) cryptd aes_x86_64 aes_generic fuse loop snd_hda_codec_hdmi
snd_hda_codec_realtek joydev radeon snd_hda_intel snd_hda_codec snd_hwdep
snd_pcm arc4 i915 ttm ath9k ath3k btusb snd_seq drm_kms_helper mac80211
uvcvideo videodev media drm ath9k_common v4l2_compat_ioctl32 bluetooth evdev
ath9k_hw i2c_algo_bit snd_timer snd_seq_device dell_laptop dcdbas snd
soundcore crc16 dell_wmi i2c_i801 ath i2c_core snd_page_alloc sparse_keymap
psmouse video processor ac cfg80211 rfkill pcspkr serio_raw battery wmi
power_supply button ext3 jbd mbcache sg ums_realtek usb_storage uas sr_mod
sd_mod cdrom crc_t10dif r8169 xhci_hcd mii thermal thermal_sys ahci libahci
libata scsi_mod ehci_hcd usbcore [last unloaded: scsi_wait_scan]
Nov 14 18:51:10 localhost kernel: [   33.547486] Pid: 1295, comm:
cryptomgr_test Tainted: G        W    3.0.0-2-rt-amd64 #1
Nov 14 18:51:10 localhost kernel: [   33.547487] Call Trace:
Nov 14 18:51:10 localhost kernel: [   33.547490]  [<ffffffff81048481>] ?
warn_slowpath_common+0x78/0x8c
Nov 14 18:51:10 localhost kernel: [   33.547493]  [<ffffffff81042135>] ?
migrate_enable+0x5c/0x171
Nov 14 18:51:10 localhost kernel: [   33.547496]  [<ffffffff810f5f4f>] ?
__local_unlock_irqrestore.clone.28+0x24/0x2e
Nov 14 18:51:10 localhost kernel: [   33.547499]  [<ffffffff810f5fdb>] ?
unlock_slab_and_free_delayed.clone.30+0x6b/0x83
Nov 14 18:51:10 localhost kernel: [   33.547502]  [<ffffffff81195f12>] ?
test_skcipher+0x619/0x652
Nov 14 18:51:10 localhost kernel: [   33.547505]  [<ffffffff810f818f>] ?
__kmalloc+0x121/0x133
Nov 14 18:51:10 localhost kernel: [   33.547507]  [<ffffffff810555a1>] ?
run_timer_softirq+0x2cf/0x2cf
Nov 14 18:51:10 localhost kernel: [   33.547511]  [<ffffffff8118fe22>] ?
crypto_spawn_tfm+0x39/0x62
Nov 14 18:51:10 localhost kernel: [   33.547513]  [<ffffffffa03da2b6>] ?
cryptd_blkcipher_init_tfm+0x1e/0x35 [cryptd]
Nov 14 18:51:10 localhost kernel: [   33.547516]  [<ffffffff8118f1c7>] ?
__crypto_alloc_tfm+0xb7/0x108
Nov 14 18:51:10 localhost kernel: [   33.547519]  [<ffffffff8118f25b>] ?
crypto_alloc_base+0x43/0x88
Nov 14 18:51:10 localhost kernel: [   33.547521]  [<ffffffff8103eb3a>] ?
get_parent_ip+0x9/0x1b
Nov 14 18:51:10 localhost kernel: [   33.547524]  [<ffffffffa03da619>] ?
cryptd_alloc_ablkcipher+0x5f/0xa8 [cryptd]
Nov 14 18:51:10 localhost kernel: [   33.547527]  [<ffffffff810f818f>] ?
__kmalloc+0x121/0x133
Nov 14 18:51:10 localhost kernel: [   33.547530]  [<ffffffff81196a6c>] ?
alg_test_skcipher+0x56/0x8b
Nov 14 18:51:10 localhost kernel: [   33.547533]  [<ffffffff81196ed9>] ?
alg_test+0x1b5/0x263
Nov 14 18:51:10 localhost kernel: [   33.547536]  [<ffffffff81194be2>] ?
cryptomgr_probe+0xbf/0xbf
Nov 14 18:51:10 localhost kernel: [   33.547539]  [<ffffffff81194c01>] ?
cryptomgr_test+0x1f/0x3a
Nov 14 18:51:10 localhost kernel: [   33.547541]  [<ffffffff81063031>] ?
kthread+0x7a/0x82
Nov 14 18:51:10 localhost kernel: [   33.547543]  [<ffffffff8103bd11>] ?
finish_task_switch+0x86/0xc8
Nov 14 18:51:10 localhost kernel: [   33.547546]  [<ffffffff8134eaa4>] ?
kernel_thread_helper+0x4/0x10
Nov 14 18:51:10 localhost kernel: [   33.547548]  [<ffffffff81062fb7>] ?
__init_kthread_worker+0x42/0x42
Nov 14 18:51:10 localhost kernel: [   33.547551]  [<ffffffff8134eaa0>] ?
gs_change+0x13/0x13
Nov 14 18:51:10 localhost kernel: [   33.547552] ---[ end trace
0000000000000003 ]---


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