All of lore.kernel.org
 help / color / mirror / Atom feed
* VT-d / iommu problem on Intel S3210SH
@ 2011-09-12 13:22 Mateusz Murawski
  2011-09-13 10:34 ` VT-d / iommu problem on Intel S3210SH on 3.1.0-0.rc5 Mateusz Murawski
  2011-09-13 10:56 ` VT-d / iommu problem on Intel S3210SH Maarten Lankhorst
  0 siblings, 2 replies; 3+ messages in thread
From: Mateusz Murawski @ 2011-09-12 13:22 UTC (permalink / raw)
  To: linux-kernel

Hi
I have problem with Intel VT for Directed I/O.
When I enable this option in bios, my system (Fedora 15) can't start.
Kernel 2.6.40.4-5.fc15.x86_64
Bios S3200X38.86B.00.00.0052

Last lines from dmesg

[    5.357181] DRHD: handling fault status reg 3
[    5.358179] DMAR:[DMA Write] Request device [02:08.0] fault addr ffe8a000
[    5.358179] DMAR:[fault reason 02] Present bit in context entry is clear
[   24.087406] dracut Warning: No root device "block:/dev/disk/by-uuid/1c624f0d-4593-4653-a4ce-b7af80d549ff" found

Full dmesgs
dmesg_bad_2.6.40 VT-d enable http://pastebin.com/AXAByHBh
dmesg_good_2.6.40 VT-d enable iommu=off http://pastebin.com/8zrMRiin

Please let me know if you need more information. I have access by serial console.
Thanks
M.Murawski

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: VT-d / iommu problem on Intel S3210SH on 3.1.0-0.rc5
  2011-09-12 13:22 VT-d / iommu problem on Intel S3210SH Mateusz Murawski
@ 2011-09-13 10:34 ` Mateusz Murawski
  2011-09-13 10:56 ` VT-d / iommu problem on Intel S3210SH Maarten Lankhorst
  1 sibling, 0 replies; 3+ messages in thread
From: Mateusz Murawski @ 2011-09-13 10:34 UTC (permalink / raw)
  To: linux-kernel, iommu

-------- Original Message  --------
Subject: VT-d / iommu problem on Intel S3210SH
From: Mateusz Murawski <matowy@tlen.pl>
To: linux-kernel@vger.kernel.org
Date: Mon Sep 12 2011 15:22:47 GMT+0200 (Central European Daylight Time)

(CC to iommu@lists.linux-foundation.org)

> Hi
> I have problem with Intel VT for Directed I/O.
> When I enable this option in bios, my system (Fedora 15) can't start.
> Kernel 2.6.40.4-5.fc15.x86_64
> Bios S3200X38.86B.00.00.0052
>
> Last lines from dmesg
>
> [    5.357181] DRHD: handling fault status reg 3
> [    5.358179] DMAR:[DMA Write] Request device [02:08.0] fault addr ffe8a000
> [    5.358179] DMAR:[fault reason 02] Present bit in context entry is clear
> [   24.087406] dracut Warning: No root device "block:/dev/disk/by-uuid/1c624f0d-4593-4653-a4ce-b7af80d549ff" found
>
> Full dmesgs
> dmesg_bad_2.6.40 VT-d enable http://pastebin.com/AXAByHBh
> dmesg_good_2.6.40 VT-d enable iommu=off http://pastebin.com/8zrMRiin
>

Update:
After update to fedora 16, i have some more news.

[    5.566113] megasas: 00.00.05.40-rc1 Tue. Jul. 26 17:00:00 PDT 2011
[    5.575474] megasas: 0x1000:0x0411:0x8086:0x1001: bus 2:slot 14:func 0
[    5.583473] megaraid_sas 0000:02:0e.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18
[    5.595382] megasas: FW now in Ready state
[    5.629114] blkid used greatest stack depth: 4720 bytes left
[    5.688185] megasas_init_mfi: fw_support_ieee=0
[    5.693172] megasas: INIT adapter done
[    5.761143] scsi0 : LSI SAS based MegaRAID driver
[    5.761164] megaraid_sas: fw state:c0000000
[    5.761167] megasas: fwstate:c0000000, dis_OCR=0
[    5.781140] modprobe used greatest stack depth: 4688 bytes left
[    5.812457] DRHD: handling fault status reg 2
[    5.808005] [Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 1
[    5.808005] [Hardware Error]: APEI generic hardware error status
[    5.808005] [Hardware Error]: severity: 1, fatal
[    5.808005] [Hardware Error]: section: 0, severity: 1, fatal
[    5.808005] [Hardware Error]: flags: 0x01
[    5.808005] [Hardware Error]: primary
[    5.808005] [Hardware Error]: section_type: PCIe error
[    5.808005] [Firmware Warn]: error section length is too small
[    5.808005] Kernel panic - not syncing: Fatal hardware error!
[    5.808005] Pid: 0, comm: swapper Not tainted 3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    5.808005] Call Trace:
[    5.808005]  <NMI>  [<ffffffff814f9e93>] panic+0xa0/0x1b9
[    5.808005]  [<ffffffff812cfd68>] ghes_notify_nmi+0x128/0x1e5
[    5.808005]  [<ffffffff81508480>] notifier_call_chain+0x84/0xbb
[    5.808005]  [<ffffffff8150852f>] __atomic_notifier_call_chain+0x78/0xa8
[    5.808005]  [<ffffffff815084b7>] ? notifier_call_chain+0xbb/0xbb
[    5.808005]  [<ffffffff81508573>] atomic_notifier_call_chain+0x14/0x16
[    5.808005]  [<ffffffff815085a3>] notify_die+0x2e/0x30
[    5.808005]  [<ffffffff81505b88>] do_nmi+0x81/0x24a
[    5.808005]  [<ffffffff815057c0>] nmi+0x20/0x39
[    5.808005]  [<ffffffff810161d5>] ? mwait_idle+0x8c/0xc3
[    5.808005]  <<EOE>>  [<ffffffff8100e2f9>] cpu_idle+0xb5/0x101
[    5.808005]  [<ffffffff814e01d8>] rest_init+0xdc/0xe3
[    5.808005]  [<ffffffff814e00fc>] ? csum_partial_copy_generic+0x16c/0x16c
[    5.808005]  [<ffffffff81d53b9f>] start_kernel+0x3dd/0x3ea
[    5.808005]  [<ffffffff81d532c4>] x86_64_start_reservations+0xaf/0xb3
[    5.808005]  [<ffffffff81d53140>] ? early_idt_handlers+0x140/0x140
[    5.808005]  [<ffffffff81d533ca>] x86_64_start_kernel+0x102/0x111
[    5.813443] DMAR:[DMA Write] Request device [02:08.0] fault addr ffe85000
[    5.813443] DMAR:[fault reason 02] Present bit in context entry is clear
[    5.808005] Rebooting in 30 seconds..
[    5.808005] ACPI MEMORY or I/O RESET_REG.

Full dmesg
http://pastebin.com/vQCpLfB9

and another

[    5.535913] megasas: 00.00.05.40-rc1 Tue. Jul. 26 17:00:00 PDT 2011
[    5.547479] megasas: 0x1000:0x0411:0x8086:0x1001: bus 2:slot 14:func 0
[    5.555361] megaraid_sas 0000:02:0e.0: PCI INT A -> GSI 18 (level, low) -> IRQ 18
[    5.564988] megasas: FW now in Ready state
[    5.642092] megasas_init_mfi: fw_support_ieee=0
[    5.642097] megasas: INIT adapter done
[    5.705109] scsi0 : LSI SAS based MegaRAID driver
[    5.710763] megaraid_sas: fw state:c0000000
[    5.711726] megasas: fwstate:c0000000, dis_OCR=0
[    5.727173] modprobe used greatest stack depth: 4688 bytes left
[    5.755005] [Hardware Error]: Hardware error from APEI Generic Hardware Error Source: 1
[    5.755003] DRHD: handling fault status reg 2
[    5.755003] DMAR:[DMA Write] Request device [02:08.0] fault addr ffe80000
[    5.755003] DMAR:[fault reason 02] Present bit in context entry is clear
[    5.759224] [Hardware Error]: APEI generic hardware error status
[    5.759224] [Hardware Error]: severity: 1, fatal
[    5.759224] [Hardware Error]: section: 0, severity: 1, fatal
[    5.759224] [Hardware Error]: flags: 0x01
[    5.759224] [Hardware Error]: primary
[    5.759224] [Hardware Error]: section_type: PCIe error
[    5.759224] [Firmware Warn]: error section length is too small
[    5.759224] Kernel panic - not syncing: Fatal hardware error!
[    5.759224] Pid: 0, comm: swapper Not tainted 3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    5.759224] Call Trace:
[    5.759224]  <NMI>  [<ffffffff814f9e93>] panic+0xa0/0x1b9
[    5.759224]  [<ffffffff812cfd68>] ghes_notify_nmi+0x128/0x1e5
[    5.759224]  [<ffffffff81508480>] notifier_call_chain+0x84/0xbb
[    5.759224]  [<ffffffff8150852f>] __atomic_notifier_call_chain+0x78/0xa8
[    5.759224]  [<ffffffff815084b7>] ? notifier_call_chain+0xbb/0xbb
[    5.759224]  [<ffffffff81053c40>] ? try_to_wake_up+0x1c3/0x1d5
[    5.759224]  [<ffffffff81508573>] atomic_notifier_call_chain+0x14/0x16
[    5.759224]  [<ffffffff815085a3>] notify_die+0x2e/0x30
[    5.759224]  [<ffffffff81505b88>] do_nmi+0x81/0x24a
[    5.759224]  [<ffffffff81053c40>] ? try_to_wake_up+0x1c3/0x1d5
[    5.759224]  [<ffffffff815057c0>] nmi+0x20/0x39
[    5.759224]  [<ffffffff81053c40>] ? try_to_wake_up+0x1c3/0x1d5
[    5.759224]  [<ffffffff8108ae23>] ? lock_time_inc+0x25/0x27
[    5.759224]  <<EOE>>  <IRQ>  [<ffffffff8108be28>] lock_release_holdtime.part.9+0x51/0x62
[    5.759224]  [<ffffffff8108ef08>] lock_release+0x186/0x1de
[    5.759224]  [<ffffffff81504d76>] _raw_spin_unlock_irqrestore+0x24/0x61
[    5.759224]  [<ffffffff81053c40>] try_to_wake_up+0x1c3/0x1d5
[    5.759224]  [<ffffffff8108cf2b>] ? lock_acquired+0x210/0x243
[    5.759224]  [<ffffffff81053c7b>] wake_up_process+0x15/0x17
[    5.759224]  [<ffffffff81073a28>] wake_up_worker+0x24/0x26
[    5.759224]  [<ffffffff81074cb5>] insert_work+0x66/0x6f
[    5.759224]  [<ffffffff8107572b>] __queue_work+0x284/0x2c2
[    5.759224]  [<ffffffff81075790>] delayed_work_timer_fn+0x27/0x2b
[    5.759224]  [<ffffffff8106a7e0>] run_timer_softirq+0x218/0x372
[    5.759224]  [<ffffffff8106a71f>] ? run_timer_softirq+0x157/0x372
[    5.759224]  [<ffffffff81080229>] ? sched_clock_local+0x12/0x75
[    5.759224]  [<ffffffff81075769>] ? __queue_work+0x2c2/0x2c2
[    5.759224]  [<ffffffff810152b7>] ? native_sched_clock+0x34/0x36
[    5.759224]  [<ffffffff81062ad2>] __do_softirq+0x112/0x25a
[    5.759224]  [<ffffffff81014ded>] ? paravirt_read_tsc+0x9/0xd
[    5.759224]  [<ffffffff810152c2>] ? sched_clock+0x9/0xd
[    5.759224]  [<ffffffff8150de7c>] call_softirq+0x1c/0x30
[    5.759224]  [<ffffffff81010bfd>] do_softirq+0x4b/0xa2
[    5.759224]  [<ffffffff81062e81>] irq_exit+0x5d/0xcf
[    5.759224]  [<ffffffff8150e811>] smp_apic_timer_interrupt+0x7c/0x8a
[    5.759224]  [<ffffffff8150c6f3>] apic_timer_interrupt+0x73/0x80
[    5.759224]  <EOI>  [<ffffffff810161d5>] ? mwait_idle+0x8c/0xc3
[    5.759224]  [<ffffffff810161cc>] ? mwait_idle+0x83/0xc3
[    5.759224]  [<ffffffff8100e2f9>] cpu_idle+0xb5/0x101
[    5.759224]  [<ffffffff814e01d8>] rest_init+0xdc/0xe3
[    5.759224]  [<ffffffff814e00fc>] ? csum_partial_copy_generic+0x16c/0x16c
[    5.759224]  [<ffffffff81d53b9f>] start_kernel+0x3dd/0x3ea
[    5.759224]  [<ffffffff81d532c4>] x86_64_start_reservations+0xaf/0xb3
[    5.759224]  [<ffffffff81d53140>] ? early_idt_handlers+0x140/0x140
[    5.759224]  [<ffffffff81d533ca>] x86_64_start_kernel+0x102/0x111
[    5.759224] BUG: scheduling while atomic: swapper/0/0x1401010a
[    5.759224] INFO: lockdep is turned off.
[    5.759224] Modules linked in: megaraid_sas
[    5.759224] irq event stamp: 140599
[    5.759224] hardirqs last  enabled at (140598): [<ffffffff81504d97>] _raw_spin_unlock_irqrestore+0x45/0x61
[    5.759224] hardirqs last disabled at (140599): [<ffffffff81504577>] _raw_spin_lock_irqsave+0x22/0x8e
[    5.759224] softirqs last  enabled at (140592): [<ffffffff810624f1>] _local_bh_enable+0x13/0x15
[    5.759224] softirqs last disabled at (140593): [<ffffffff8150de7c>] call_softirq+0x1c/0x30
[    5.759224] CPU 0
[    5.759224] Modules linked in: megaraid_sas
[    5.759224]
[    5.759224] Pid: 0, comm: swapper Not tainted 3.1.0-0.rc5.git0.0.fc16.x86_64 #1 Intel Corporation S3210SH/S3210SH
[    5.759224] RIP: 0010:[<ffffffff810161d5>]  [<ffffffff810161d5>] mwait_idle+0x8c/0xc3
[    5.759224] RSP: 0018:ffffffff81a01ea8  EFLAGS: 00000246
[    5.759224] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000
[    5.759224] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff81a0d020
[    5.759224] RBP: ffffffff81a01ea8 R08: 0000000000000000 R09: ffffffff81a01dd8
[    5.759224] R10: ffffffff81a01dd8 R11: 000000000000011a R12: 00000000ffffffff
[    5.759224] R13: 0000000000000000 R14: ffffffff81a00000 R15: 00000000ffffffff
[    5.759224] FS:  0000000000000000(0000) GS:ffff88007f200000(0000) knlGS:0000000000000000
[    5.759224] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    5.759224] CR2: 00007f891117c978 CR3: 0000000001a05000 CR4: 00000000000406f0
[    5.759224] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    5.759224] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    5.759224] Process swapper (pid: 0, threadinfo ffffffff81a00000, task ffffffff81a0d020)
[    5.759224] Stack:
[    5.759224]  ffffffff81a01ee8 ffffffff8100e2f9 ffffffff81a01ee8 20dedb5a4e200ca7
[    5.759224]  0000000000000002 ffffffff81a00000 0000000000000002 ffff88007fde4040
[    5.759224]  ffffffff81a01f18 ffffffff814e01d8 ffffffff814e00fc 0000000000000000
[    5.759224] Call Trace:
[    5.759224]  [<ffffffff8100e2f9>] cpu_idle+0xb5/0x101
[    5.759224]  [<ffffffff814e01d8>] rest_init+0xdc/0xe3
[    5.759224]  [<ffffffff814e00fc>] ? csum_partial_copy_generic+0x16c/0x16c
[    5.759224]  [<ffffffff81d53b9f>] start_kernel+0x3dd/0x3ea
[    5.759224]  [<ffffffff81d532c4>] x86_64_start_reservations+0xaf/0xb3
[    5.759224]  [<ffffffff81d53140>] ? early_idt_handlers+0x140/0x140
[    5.759224]  [<ffffffff81d533ca>] x86_64_start_kernel+0x102/0x111
[    5.759224] Code: 25 48 c4 00 00 48 89 d1 48 2d c8 1f 00 00 0f 01 c8 0f ae f0 e8 38 fb ff ff 85 c0 75 10 e8 06 93 07 00 31 c0 48 89 c1 fb 0f 01 c9 <eb> 0a e8 f6 92 07 00 e8 d8 fa ff ff 65 8b 3c 25 20 d4 00 00 e8
[    5.759224] Call Trace:
[    5.759224]  [<ffffffff8100e2f9>] cpu_idle+0xb5/0x101
[    5.759224]  [<ffffffff814e01d8>] rest_init+0xdc/0xe3
[    5.759224]  [<ffffffff814e00fc>] ? csum_partial_copy_generic+0x16c/0x16c
[    5.759224]  [<ffffffff81d53b9f>] start_kernel+0x3dd/0x3ea
[    5.759224]  [<ffffffff81d532c4>] x86_64_start_reservations+0xaf/0xb3
[    5.759224]  [<ffffffff81d53140>] ? early_idt_handlers+0x140/0x140
[    5.759224]  [<ffffffff81d533ca>] x86_64_start_kernel+0x102/0x111
[    6.518870] scsi scan: INQUIRY result too short (5), using 36
[    6.525709] scsi 0:0:24:0: Direct-Access                                    PQ: 0 ANSI: 0
[    6.536501] ------------[ cut here ]------------
[    6.536501] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
[    6.536501] Hardware name: S3210SH
[    6.536501] Watchdog detected hard LOCKUP on cpu 0
[    6.536501] Modules linked in: megaraid_sas
[    6.536501] Pid: 11, comm: kworker/0:1 Not tainted 3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    6.536501] Call Trace:
[    6.536501]  <NMI>  [<ffffffff8105c444>] warn_slowpath_common+0x83/0x9b
[    6.536501]  [<ffffffff8105c4ff>] warn_slowpath_fmt+0x46/0x48
[    6.536501]  [<ffffffff810c1f22>] watchdog_overflow_callback+0x9b/0xa6
[    6.536501]  [<ffffffff810ed99b>] __perf_event_overflow+0x100/0x189
[    6.536501]  [<ffffffff810ebbb2>] ? perf_event_update_userpage+0x110/0x11f
[    6.536501]  [<ffffffff810ee188>] perf_event_overflow+0x14/0x16
[    6.536501]  [<ffffffff8101f37a>] intel_pmu_handle_irq+0x3cc/0x42c
[    6.536501]  [<ffffffff8150666b>] perf_event_nmi_handler+0x43/0x8e
[    6.536501]  [<ffffffff81508480>] notifier_call_chain+0x84/0xbb
[    6.536501]  [<ffffffff8150852f>] __atomic_notifier_call_chain+0x78/0xa8
[    6.536501]  [<ffffffff815084b7>] ? notifier_call_chain+0xbb/0xbb
[    6.536501]  [<ffffffff81508573>] atomic_notifier_call_chain+0x14/0x16
[    6.536501]  [<ffffffff815085a3>] notify_die+0x2e/0x30
[    6.536501]  [<ffffffff81505b88>] do_nmi+0x81/0x24a
[    6.536501]  [<ffffffff815057c0>] nmi+0x20/0x39
[    6.536501]  [<ffffffff8101589f>] ? native_read_tsc+0x6/0x14
[    6.536501]  <<EOE>>  [<ffffffff81252d9e>] paravirt_read_tsc+0xe/0x12
[    6.536501]  [<ffffffff81252e7c>] delay_tsc+0x38/0xa3
[    6.536501]  [<ffffffff81252de9>] __delay+0xf/0x11
[    6.536501]  [<ffffffff812584b2>] do_raw_spin_lock+0xd8/0x142
[    6.536501]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536501]  [<ffffffff81076765>] ? worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff81076765>] worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.536501]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536501]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536501]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536501]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536501]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.536501] ---[ end trace 62cac107f89d6b2b ]---
[    6.705028] ------------[ cut here ]------------
[    6.705028] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
[    6.705028] Hardware name: S3210SH
[    6.705028] Watchdog detected hard LOCKUP on cpu 3
[    6.705028] Modules linked in: megaraid_sas
[    6.705028] Pid: 34, comm: kworker/3:1 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    6.705028] Call Trace:
[    6.705028]  <NMI>  [<ffffffff8105c444>] warn_slowpath_common+0x83/0x9b
[    6.705028]  [<ffffffff8105c4ff>] warn_slowpath_fmt+0x46/0x48
[    6.705028]  [<ffffffff810c1f22>] watchdog_overflow_callback+0x9b/0xa6
[    6.705028]  [<ffffffff810ed99b>] __perf_event_overflow+0x100/0x189
[    6.705028]  [<ffffffff810ebbb2>] ? perf_event_update_userpage+0x110/0x11f
[    6.705028]  [<ffffffff810ee188>] perf_event_overflow+0x14/0x16
[    6.705028]  [<ffffffff8101f37a>] intel_pmu_handle_irq+0x3cc/0x42c
[    6.705028]  [<ffffffff8150666b>] perf_event_nmi_handler+0x43/0x8e
[    6.705028]  [<ffffffff81508480>] notifier_call_chain+0x84/0xbb
[    6.705028]  [<ffffffff8150852f>] __atomic_notifier_call_chain+0x78/0xa8
[    6.705028]  [<ffffffff815084b7>] ? notifier_call_chain+0xbb/0xbb
[    6.705028]  [<ffffffff81508573>] atomic_notifier_call_chain+0x14/0x16
[    6.705028]  [<ffffffff815085a3>] notify_die+0x2e/0x30
[    6.705028]  [<ffffffff81505b88>] do_nmi+0x81/0x24a
[    6.705028]  [<ffffffff815057c0>] nmi+0x20/0x39
[    6.705028]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff8101589f>] ? native_read_tsc+0x6/0x14
[    6.705028]  <<EOE>>  [<ffffffff81252d9e>] paravirt_read_tsc+0xe/0x12
[    6.705028]  [<ffffffff81252e8a>] delay_tsc+0x46/0xa3
[    6.705028]  [<ffffffff81252de9>] __delay+0xf/0x11
[    6.705028]  [<ffffffff812584b2>] do_raw_spin_lock+0xd8/0x142
[    6.705028]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.705028]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff810152c2>] ? sched_clock+0x9/0xd
[    6.705028]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff8108bbda>] ? look_up_lock_class+0x5f/0xc3
[    6.705028]  [<ffffffff81014ded>] ? paravirt_read_tsc+0x9/0xd
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.705028]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff81259f46>] ? debug_object_activate+0x36/0xda
[    6.705028]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.705028]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.705028]  [<ffffffff8136c7b4>] hub_quiesce+0x29/0x9a
[    6.705028]  [<ffffffff8136c901>] hub_suspend+0xb9/0xd1
[    6.705028]  [<ffffffff81504d90>] ? _raw_spin_unlock_irqrestore+0x3e/0x61
[    6.705028]  [<ffffffff813758fa>] usb_suspend_both+0x98/0x1d3
[    6.705028]  [<ffffffff81376372>] ? usb_probe_device+0x5f/0x5f
[    6.705028]  [<ffffffff813763a5>] usb_runtime_suspend+0x33/0x41
[    6.705028]  [<ffffffff8131e816>] rpm_callback+0x48/0x72
[    6.705028]  [<ffffffff8131eaac>] ? pm_runtime_autosuspend_expiration+0x56/0x7b
[    6.705028]  [<ffffffff8131ed91>] rpm_suspend+0x24c/0x3a8
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fb1a>] pm_runtime_work+0x88/0xa1
[    6.705028]  [<ffffffff81075b59>] process_one_work+0x205/0x3e7
[    6.705028]  [<ffffffff81075aa1>] ? process_one_work+0x14d/0x3e7
[    6.705028]  [<ffffffff8108cf2b>] ? lock_acquired+0x210/0x243
[    6.705028]  [<ffffffff81076807>] worker_thread+0xda/0x15d
[    6.705028]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.705028]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.705028]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.705028]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.705028]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.705028]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.705028] ---[ end trace 62cac107f89d6b2c ]---
[    6.536516] ------------[ cut here ]------------
[    6.536516] WARNING: at kernel/watchdog.c:241 watchdog_overflow_callback+0x9b/0xa6()
[    6.536516] Hardware name: S3210SH
[    6.536516] Watchdog detected hard LOCKUP on cpu 1
[    6.536516] Modules linked in: megaraid_sas
[    6.536516] Pid: 242, comm: scsi_scan_0 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    6.536516] Call Trace:
[    6.536516]  <NMI>  [<ffffffff8105c444>] warn_slowpath_common+0x83/0x9b
[    6.536516]  [<ffffffff8105c4ff>] warn_slowpath_fmt+0x46/0x48
[    6.536516]  [<ffffffff810c1f22>] watchdog_overflow_callback+0x9b/0xa6
[    6.536516]  [<ffffffff810ed99b>] __perf_event_overflow+0x100/0x189
[    6.536516]  [<ffffffff810ebbb2>] ? perf_event_update_userpage+0x110/0x11f
[    6.536516]  [<ffffffff810ee188>] perf_event_overflow+0x14/0x16
[    6.536516]  [<ffffffff8101f37a>] intel_pmu_handle_irq+0x3cc/0x42c
[    6.536516]  [<ffffffff8150666b>] perf_event_nmi_handler+0x43/0x8e
[    6.536516]  [<ffffffff81508480>] notifier_call_chain+0x84/0xbb
[    6.536516]  [<ffffffff8150852f>] __atomic_notifier_call_chain+0x78/0xa8
[    6.536516]  [<ffffffff815084b7>] ? notifier_call_chain+0xbb/0xbb
[    6.536516]  [<ffffffff81508573>] atomic_notifier_call_chain+0x14/0x16
[    6.536516]  [<ffffffff815085a3>] notify_die+0x2e/0x30
[    6.536516]  [<ffffffff81505b88>] do_nmi+0x81/0x24a
[    6.536516]  [<ffffffff815057c0>] nmi+0x20/0x39
[    6.536516]  [<ffffffff8101589f>] ? native_read_tsc+0x6/0x14
[    6.536516]  <<EOE>>  [<ffffffff81252d9e>] paravirt_read_tsc+0xe/0x12
[    6.536516]  [<ffffffff81252e7c>] delay_tsc+0x38/0xa3
[    6.536516]  [<ffffffff81252de9>] __delay+0xf/0x11
[    6.536516]  [<ffffffff812584b2>] do_raw_spin_lock+0xd8/0x142
[    6.536516]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536516]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff8108b8c5>] ? trace_hardirqs_off+0xd/0xf
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.536516]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8106a25a>] ? try_to_del_timer_sync+0x73/0x81
[    6.536516]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.536516]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.536516]  [<ffffffff81231665>] blk_sync_queue+0x27/0x2c
[    6.536516]  [<ffffffff81231685>] blk_cleanup_queue+0x1b/0x68
[    6.536516]  [<ffffffff81330292>] scsi_free_queue+0xe/0x10
[    6.536516]  [<ffffffff813339da>] __scsi_remove_device+0xac/0xb9
[    6.536516]  [<ffffffff81331910>] scsi_probe_and_add_lun+0xa6e/0xaab
[    6.536516]  [<ffffffff81331b5d>] __scsi_scan_target+0xb6/0x5d2
[    6.536516]  [<ffffffff8108f352>] ? mark_held_locks+0x6d/0x95
[    6.536516]  [<ffffffff81504d97>] ? _raw_spin_unlock_irqrestore+0x45/0x61
[    6.536516]  [<ffffffff8108f49b>] ? trace_hardirqs_on_caller+0x121/0x158
[    6.536516]  [<ffffffff813320d0>] scsi_scan_channel.part.2+0x57/0x72
[    6.536516]  [<ffffffff813323da>] scsi_scan_host_selected+0x109/0x191
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d2>] do_scsi_scan_host+0x70/0x75
[    6.536516]  [<ffffffff813324fa>] do_scan_async+0x23/0x142
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536516]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536516]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536516]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536516]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.536516] ---[ end trace 62cac107f89d6b2d ]---
[    6.536501] BUG: spinlock lockup on CPU#0, kworker/0:1/11, ffff88007f20de80
[    6.536501] Pid: 11, comm: kworker/0:1 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    6.536501] Call Trace:
[    6.536501]  [<ffffffff812584ec>] do_raw_spin_lock+0x112/0x142
[    6.536501]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536501]  [<ffffffff81076765>] ? worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff81076765>] worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.536501]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536501]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536501]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536501]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536501]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.536501] sending NMI to all CPUs:
[    6.536501] NMI backtrace for cpu 0
[    6.536501] CPU 0
[    6.536501] Modules linked in: megaraid_sas
[    6.536501]
[    6.536501] Pid: 11, comm: kworker/0:1 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1 Intel Corporation S3210SH/S3210SH
[    6.536501] RIP: 0010:[<ffffffff8101589f>]  [<ffffffff8101589f>] native_read_tsc+0x6/0x14
[    6.536501] RSP: 0018:ffff88007b593d48  EFLAGS: 00000006
[    6.536501] RAX: 000000000fa01898 RBX: ffff88007b593fd8 RCX: 000000000fa01850
[    6.536501] RDX: 00000000000000b2 RSI: 0000000000000200 RDI: 00000000002896c4
[    6.536501] RBP: ffff88007b593d48 R08: 0000000000000002 R09: 0000000000000000
[    6.536501] R10: 0000ffff00066c0a R11: 0000000000000000 R12: 000000000fa01850
[    6.536501] R13: 00000000002896c4 R14: 0000000000000000 R15: 000000009e8a5978
[    6.536501] FS:  0000000000000000(0000) GS:ffff88007f200000(0000) knlGS:0000000000000000
[    6.536501] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    6.536501] CR2: 00007f891117c978 CR3: 0000000001a05000 CR4: 00000000000406f0
[    6.536501] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    6.536501] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    6.536501] Process kworker/0:1 (pid: 11, threadinfo ffff88007b592000, task ffff88007b58c9a0)
[    6.536501] Stack:
[    6.536501]  ffff88007b593d58 ffffffff81252d9e ffff88007b593d90 ffffffff81252e8a
[    6.536501]  0000000000002710 ffff88007b58c9a0 000000009e8a5978 ffff88007b58ce10
[    6.536501]  000000009e8a5978 ffff88007b593da0 ffffffff81252de9 ffff88007b593db0
[    6.536501] Call Trace:
[    6.536501]  [<ffffffff81252d9e>] paravirt_read_tsc+0xe/0x12
[    6.536501]  [<ffffffff81252e8a>] delay_tsc+0x46/0xa3
[    6.536501]  [<ffffffff81252de9>] __delay+0xf/0x11
[    6.536501]  [<ffffffff81252e17>] __const_udelay+0x2c/0x2e
[    6.536501]  [<ffffffff81028121>] arch_trigger_all_cpu_backtrace+0x76/0x89
[    6.536501]  [<ffffffff812584f1>] do_raw_spin_lock+0x117/0x142
[    6.536501]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536501]  [<ffffffff81076765>] ? worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff81076765>] worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.536501]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536501]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536501]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536501]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536501]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.536501] Code: d5 23 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
[    6.536501]  c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 b2 0b 88 d0 48 89
[    6.536501] Call Trace:
[    6.536501]  [<ffffffff81252d9e>] paravirt_read_tsc+0xe/0x12
[    6.536501]  [<ffffffff81252e8a>] delay_tsc+0x46/0xa3
[    6.536501]  [<ffffffff81252de9>] __delay+0xf/0x11
[    6.536501]  [<ffffffff81252e17>] __const_udelay+0x2c/0x2e
[    6.536501]  [<ffffffff81028121>] arch_trigger_all_cpu_backtrace+0x76/0x89
[    6.536501]  [<ffffffff812584f1>] do_raw_spin_lock+0x117/0x142
[    6.536501]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536501]  [<ffffffff81076765>] ? worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff81076765>] worker_thread+0x38/0x15d
[    6.536501]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.536501]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536501]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536501]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536501]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536501]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.705028] NMI backtrace for cpu 3
[    6.705028] CPU 3
[    6.705028] Modules linked in: megaraid_sas
[    6.705028]
[    6.705028] Pid: 34, comm: kworker/3:1 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1 Intel Corporation S3210SH/S3210SH
[    6.705028] RIP: 0010:[<ffffffff812584ba>]  [<ffffffff812584ba>] do_raw_spin_lock+0xe0/0x142
[    6.705028] RSP: 0018:ffff88007b23d9e0  EFLAGS: 00000002
[    6.705028] RAX: ffff88007b23dfd8 RBX: ffff88007f20de80 RCX: 000000000fa01870
[    6.705028] RDX: 0000000000000001 RSI: ffffffff81074dbc RDI: 0000000000000001
[    6.705028] RBP: ffff88007b23da20 R08: 0000000000000002 R09: 0000000000000001
[    6.705028] R10: 0000000000000001 R11: ffff880076ab82c8 R12: ffff88007b240000
[    6.705028] R13: 000000009e8a5978 R14: ffff88007b240470 R15: 000000009e4d3953
[    6.705028] FS:  0000000000000000(0000) GS:ffff88007f800000(0000) knlGS:0000000000000000
[    6.705028] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    6.705028] CR2: 00007fac306bb000 CR3: 000000007b661000 CR4: 00000000000406e0
[    6.705028] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    6.705028] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    6.705028] Process kworker/3:1 (pid: 34, threadinfo ffff88007b23c000, task ffff88007b240000)
[    6.705028] Stack:
[    6.705028]  ffff88007f20de98 0000000000000001 ffff88007b23da00 ffff88007f20de80
[    6.705028]  ffff88007f20de98 ffff880076ab82c8 ffffffff81b75130 ffff880076ab8318
[    6.705028]  ffff88007b23da50 ffffffff81504542 ffffffff81074dbc ffffffff810152c2
[    6.705028] Call Trace:
[    6.705028]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.705028]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff810152c2>] ? sched_clock+0x9/0xd
[    6.705028]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff8108bbda>] ? look_up_lock_class+0x5f/0xc3
[    6.705028]  [<ffffffff81014ded>] ? paravirt_read_tsc+0x9/0xd
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.705028]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff81259f46>] ? debug_object_activate+0x36/0xda
[    6.705028]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.705028]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.705028]  [<ffffffff8136c7b4>] hub_quiesce+0x29/0x9a
[    6.705028]  [<ffffffff8136c901>] hub_suspend+0xb9/0xd1
[    6.705028]  [<ffffffff81504d90>] ? _raw_spin_unlock_irqrestore+0x3e/0x61
[    6.705028]  [<ffffffff813758fa>] usb_suspend_both+0x98/0x1d3
[    6.705028]  [<ffffffff81376372>] ? usb_probe_device+0x5f/0x5f
[    6.705028]  [<ffffffff813763a5>] usb_runtime_suspend+0x33/0x41
[    6.705028]  [<ffffffff8131e816>] rpm_callback+0x48/0x72
[    6.705028]  [<ffffffff8131eaac>] ? pm_runtime_autosuspend_expiration+0x56/0x7b
[    6.705028]  [<ffffffff8131ed91>] rpm_suspend+0x24c/0x3a8
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fb1a>] pm_runtime_work+0x88/0xa1
[    6.705028]  [<ffffffff81075b59>] process_one_work+0x205/0x3e7
[    6.705028]  [<ffffffff81075aa1>] ? process_one_work+0x14d/0x3e7
[    6.705028]  [<ffffffff8108cf2b>] ? lock_acquired+0x210/0x243
[    6.705028]  [<ffffffff81076807>] worker_thread+0xda/0x15d
[    6.705028]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.705028]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.705028]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.705028]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.705028]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.705028]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.705028] Code: 00 01 00 75 04 f0 0f b1 0b 0f 94 c1 0f b6 c1 85 c0 75 53 bf 01 00 00 00 89 55 c8 49 ff c7 e8 28 a9 ff ff 8b 55 c8 eb 03 45 31 ff <4d> 39 ef 72 c4 85 d2 74 f4 41 8b 8c 24 bc 02 00 00 4c 89 f2 49
[    6.705028] Call Trace:
[    6.705028]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.705028]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff810152c2>] ? sched_clock+0x9/0xd
[    6.705028]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff8108bbda>] ? look_up_lock_class+0x5f/0xc3
[    6.705028]  [<ffffffff81014ded>] ? paravirt_read_tsc+0x9/0xd
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.705028]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff81259f46>] ? debug_object_activate+0x36/0xda
[    6.705028]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.705028]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.705028]  [<ffffffff8136c7b4>] hub_quiesce+0x29/0x9a
[    6.705028]  [<ffffffff8136c901>] hub_suspend+0xb9/0xd1
[    6.705028]  [<ffffffff81504d90>] ? _raw_spin_unlock_irqrestore+0x3e/0x61
[    6.705028]  [<ffffffff813758fa>] usb_suspend_both+0x98/0x1d3
[    6.705028]  [<ffffffff81376372>] ? usb_probe_device+0x5f/0x5f
[    6.705028]  [<ffffffff813763a5>] usb_runtime_suspend+0x33/0x41
[    6.705028]  [<ffffffff8131e816>] rpm_callback+0x48/0x72
[    6.705028]  [<ffffffff8131eaac>] ? pm_runtime_autosuspend_expiration+0x56/0x7b
[    6.705028]  [<ffffffff8131ed91>] rpm_suspend+0x24c/0x3a8
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fb1a>] pm_runtime_work+0x88/0xa1
[    6.705028]  [<ffffffff81075b59>] process_one_work+0x205/0x3e7
[    6.705028]  [<ffffffff81075aa1>] ? process_one_work+0x14d/0x3e7
[    6.705028]  [<ffffffff8108cf2b>] ? lock_acquired+0x210/0x243
[    6.705028]  [<ffffffff81076807>] worker_thread+0xda/0x15d
[    6.705028]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.705028]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.705028]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.705028]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.705028]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.705028]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.536516] NMI backtrace for cpu 1
[    6.536516] CPU 1
[    6.536516] Modules linked in: megaraid_sas
[    6.536516]
[    6.536516] Pid: 242, comm: scsi_scan_0 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1 Intel Corporation S3210SH/S3210SH
[    6.536516] RIP: 0010:[<ffffffff8101589f>]  [<ffffffff8101589f>] native_read_tsc+0x6/0x14
[    6.536516] RSP: 0018:ffff88007333f8b8  EFLAGS: 00000006
[    6.536516] RAX: 000000000fa018b0 RBX: ffff88007333ffd8 RCX: 000000000fa01860
[    6.536516] RDX: 00000000000000b2 RSI: ffff88007f20de98 RDI: 0000000000000001
[    6.536516] RBP: ffff88007333f8b8 R08: 0000000000000002 R09: 0000000000000001
[    6.536516] R10: ffff88007f40a000 R11: ffff8800769432c8 R12: 000000000fa01860
[    6.536516] R13: 0000000000000001 R14: 0000000000000001 R15: 000000009e7911ae
[    6.536516] FS:  0000000000000000(0000) GS:ffff88007f400000(0000) knlGS:0000000000000000
[    6.536516] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    6.536516] CR2: 00007f33c8a01000 CR3: 0000000001a05000 CR4: 00000000000406e0
[    6.536516] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    6.536516] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    6.536516] Process scsi_scan_0 (pid: 242, threadinfo ffff88007333e000, task ffff880073ec24d0)
[    6.536516] Stack:
[    6.536516]  ffff88007333f8c8 ffffffff81252d9e ffff88007333f900 ffffffff81252e8a
[    6.536516]  ffff88007f20de80 ffff880073ec24d0 000000009e8a5978 ffff880073ec2940
[    6.536516]  000000009e7911ae ffff88007333f910 ffffffff81252de9 ffff88007333f960
[    6.536516] Call Trace:
[    6.536516]  [<ffffffff81252d9e>] paravirt_read_tsc+0xe/0x12
[    6.536516]  [<ffffffff81252e8a>] delay_tsc+0x46/0xa3
[    6.536516]  [<ffffffff81252de9>] __delay+0xf/0x11
[    6.536516]  [<ffffffff812584b2>] do_raw_spin_lock+0xd8/0x142
[    6.536516]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536516]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff8108b8c5>] ? trace_hardirqs_off+0xd/0xf
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.536516]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8106a25a>] ? try_to_del_timer_sync+0x73/0x81
[    6.705028] BUG: spinlock lockup on CPU#3, kworker/3:1/34, ffff88007f20de80
[    6.705028] Pid: 34, comm: kworker/3:1 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    6.705028] Call Trace:
[    6.705028]  [<ffffffff812584ec>] do_raw_spin_lock+0x112/0x142
[    6.705028]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.705028]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff810152c2>] ? sched_clock+0x9/0xd
[    6.705028]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.705028]  [<ffffffff8108bbda>] ? look_up_lock_class+0x5f/0xc3
[    6.705028]  [<ffffffff81014ded>] ? paravirt_read_tsc+0x9/0xd
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.705028]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.705028]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.705028]  [<ffffffff81259f46>] ? debug_object_activate+0x36/0xda
[    6.705028]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.705028]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.705028]  [<ffffffff8136c7b4>] hub_quiesce+0x29/0x9a
[    6.705028]  [<ffffffff8136c901>] hub_suspend+0xb9/0xd1
[    6.705028]  [<ffffffff81504d90>] ? _raw_spin_unlock_irqrestore+0x3e/0x61
[    6.705028]  [<ffffffff813758fa>] usb_suspend_both+0x98/0x1d3
[    6.705028]  [<ffffffff81376372>] ? usb_probe_device+0x5f/0x5f
[    6.705028]  [<ffffffff813763a5>] usb_runtime_suspend+0x33/0x41
[    6.705028]  [<ffffffff8131e816>] rpm_callback+0x48/0x72
[    6.705028]  [<ffffffff8131eaac>] ? pm_runtime_autosuspend_expiration+0x56/0x7b
[    6.705028]  [<ffffffff8131ed91>] rpm_suspend+0x24c/0x3a8
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fa92>] ? pm_schedule_suspend+0xb1/0xb1
[    6.705028]  [<ffffffff8131fb1a>] pm_runtime_work+0x88/0xa1
[    6.705028]  [<ffffffff81075b59>] process_one_work+0x205/0x3e7
[    6.705028]  [<ffffffff81075aa1>] ? process_one_work+0x14d/0x3e7
[    6.705028]  [<ffffffff8108cf2b>] ? lock_acquired+0x210/0x243
[    6.705028]  [<ffffffff81076807>] worker_thread+0xda/0x15d
[    6.705028]  [<ffffffff8107672d>] ? manage_workers+0x176/0x176
[    6.705028]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.705028]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.705028]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.705028]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.705028]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.536516]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.536516]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.536516]  [<ffffffff81231665>] blk_sync_queue+0x27/0x2c
[    6.536516]  [<ffffffff81231685>] blk_cleanup_queue+0x1b/0x68
[    6.536516]  [<ffffffff81330292>] scsi_free_queue+0xe/0x10
[    6.536516]  [<ffffffff813339da>] __scsi_remove_device+0xac/0xb9
[    6.536516]  [<ffffffff81331910>] scsi_probe_and_add_lun+0xa6e/0xaab
[    6.536516]  [<ffffffff81331b5d>] __scsi_scan_target+0xb6/0x5d2
[    6.536516]  [<ffffffff8108f352>] ? mark_held_locks+0x6d/0x95
[    6.536516]  [<ffffffff81504d97>] ? _raw_spin_unlock_irqrestore+0x45/0x61
[    6.536516]  [<ffffffff8108f49b>] ? trace_hardirqs_on_caller+0x121/0x158
[    6.536516]  [<ffffffff813320d0>] scsi_scan_channel.part.2+0x57/0x72
[    6.536516]  [<ffffffff813323da>] scsi_scan_host_selected+0x109/0x191
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d2>] do_scsi_scan_host+0x70/0x75
[    6.536516]  [<ffffffff813324fa>] do_scan_async+0x23/0x142
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536516]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536516]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536516]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536516]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[    6.536516] Code: d5 23 00 5d c3 90 90 90 55 40 88 f8 48 89 e5 e6 70 e4 71 5d c3 55 40 88 f0 48 89 e5 e6 70 40 88 f8 e6 71 5d c3 55 48 89 e5 0f 31
[    6.536516]  c1 48 89 d0 48 c1 e0 20 48 09 c8 5d c3 55 b2 0b 88 d0 48 89
[    6.536516] Call Trace:
[    6.536516]  [<ffffffff81252d9e>] paravirt_read_tsc+0xe/0x12
[    6.536516]  [<ffffffff81252e8a>] delay_tsc+0x46/0xa3
[    6.536516]  [<ffffffff81252de9>] __delay+0xf/0x11
[    6.536516]  [<ffffffff812584b2>] do_raw_spin_lock+0xd8/0x142
[    6.536516]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536516]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff8108b8c5>] ? trace_hardirqs_off+0xd/0xf
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.536516]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8106a25a>] ? try_to_del_timer_sync+0x73/0x81
[    6.536516]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.536516]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.536516]  [<ffffffff81231665>] blk_sync_queue+0x27/0x2c
[    6.536516]  [<ffffffff81231685>] blk_cleanup_queue+0x1b/0x68
[    6.536516]  [<ffffffff81330292>] scsi_free_queue+0xe/0x10
[    6.536516]  [<ffffffff813339da>] __scsi_remove_device+0xac/0xb9
[    6.536516]  [<ffffffff81331910>] scsi_probe_and_add_lun+0xa6e/0xaab
[    6.536516]  [<ffffffff81331b5d>] __scsi_scan_target+0xb6/0x5d2
[    6.536516]  [<ffffffff8108f352>] ? mark_held_locks+0x6d/0x95
[    6.536516]  [<ffffffff81504d97>] ? _raw_spin_unlock_irqrestore+0x45/0x61
[    6.536516]  [<ffffffff8108f49b>] ? trace_hardirqs_on_caller+0x121/0x158
[    6.536516]  [<ffffffff813320d0>] scsi_scan_channel.part.2+0x57/0x72
[    6.536516]  [<ffffffff813323da>] scsi_scan_host_selected+0x109/0x191
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d2>] do_scsi_scan_host+0x70/0x75
[    6.536516]  [<ffffffff813324fa>] do_scan_async+0x23/0x142
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536516]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536516]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536516]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536516]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[  185.579002] NMI backtrace for cpu 2
[  185.579002] CPU 2
[  185.579002] Modules linked in: megaraid_sas
[  185.579002]
[  185.579002] Pid: 0, comm: kworker/0:1 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1 Intel Corporation S3210SH/S3210SH
[  185.579002] RIP: 0010:[<ffffffff810161d5>]  [<ffffffff810161d5>] mwait_idle+0x8c/0xc3
[  185.579002] RSP: 0018:ffff88007b5b7ee8  EFLAGS: 00000246
[  185.579002] RAX: 0000000000000000 RBX: ffff88007b5b7fd8 RCX: 0000000000000000
[  185.579002] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff810161cc
[  185.579002] RBP: ffff88007b5b7ee8 R08: 0000000000000000 R09: 00000000001edc00
[  185.579002] R10: 00000000001edc00 R11: 0000000000000424 R12: ffffffff81b750f0
[    6.536516] BUG: spinlock lockup on CPU#1, scsi_scan_0/242, ffff88007f20de80
[    6.536516] Pid: 242, comm: scsi_scan_0 Tainted: G        W   3.1.0-0.rc5.git0.0.fc16.x86_64 #1
[    6.536516] Call Trace:
[    6.536516]  [<ffffffff812584ec>] do_raw_spin_lock+0x112/0x142
[    6.536516]  [<ffffffff81504542>] _raw_spin_lock_irq+0x6f/0x82
[    6.536516]  [<ffffffff81074dbc>] ? wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff81074dbc>] wait_on_cpu_work+0x2f/0xa7
[    6.536516]  [<ffffffff8108b8c5>] ? trace_hardirqs_off+0xd/0xf
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108f06f>] ? lock_acquire+0x10f/0x13e
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8108ef33>] ? lock_release+0x1b1/0x1de
[    6.536516]  [<ffffffff81074ecc>] wait_on_work+0x98/0xc7
[    6.536516]  [<ffffffff81074e34>] ? wait_on_cpu_work+0xa7/0xa7
[    6.536516]  [<ffffffff8106a25a>] ? try_to_del_timer_sync+0x73/0x81
[    6.536516]  [<ffffffff81075fc3>] __cancel_work_timer+0xcc/0x10a
[    6.536516]  [<ffffffff81076013>] cancel_delayed_work_sync+0x12/0x14
[    6.536516]  [<ffffffff81231665>] blk_sync_queue+0x27/0x2c
[    6.536516]  [<ffffffff81231685>] blk_cleanup_queue+0x1b/0x68
[    6.536516]  [<ffffffff81330292>] scsi_free_queue+0xe/0x10
[    6.536516]  [<ffffffff813339da>] __scsi_remove_device+0xac/0xb9
[    6.536516]  [<ffffffff81331910>] scsi_probe_and_add_lun+0xa6e/0xaab
[    6.536516]  [<ffffffff81331b5d>] __scsi_scan_target+0xb6/0x5d2
[    6.536516]  [<ffffffff8108f352>] ? mark_held_locks+0x6d/0x95
[    6.536516]  [<ffffffff81504d97>] ? _raw_spin_unlock_irqrestore+0x45/0x61
[    6.536516]  [<ffffffff8108f49b>] ? trace_hardirqs_on_caller+0x121/0x158
[    6.536516]  [<ffffffff813320d0>] scsi_scan_channel.part.2+0x57/0x72
[    6.536516]  [<ffffffff813323da>] scsi_scan_host_selected+0x109/0x191
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d2>] do_scsi_scan_host+0x70/0x75
[    6.536516]  [<ffffffff813324fa>] do_scan_async+0x23/0x142
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff813324d7>] ? do_scsi_scan_host+0x75/0x75
[    6.536516]  [<ffffffff8107a1cd>] kthread+0xa8/0xb0
[    6.536516]  [<ffffffff8150dd84>] kernel_thread_helper+0x4/0x10
[    6.536516]  [<ffffffff815051f4>] ? retint_restore_args+0x13/0x13
[    6.536516]  [<ffffffff8107a125>] ? __init_kthread_worker+0x5a/0x5a
[    6.536516]  [<ffffffff8150dd80>] ? gs_change+0x13/0x13
[  185.579002] R13: ffff88007b5b6000 R14: 0000000000000000 R15: 0000000000000000
[  185.579002] FS:  0000000000000000(0000) GS:ffff88007f600000(0000) knlGS:0000000000000000
[  185.579002] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[  185.579002] CR2: 00007f33c7bee228 CR3: 00000000748fc000 CR4: 00000000000406e0
[  185.579002] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  185.579002] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[  185.579002] Process kworker/0:1 (pid: 0, threadinfo ffff88007b5b6000, task ffff88007b5bc9a0)
[  185.579002] Stack:
[  185.579002]  ffff88007b5b7f28 ffffffff8100e2f9 0000000000000000 690178187559c88e
[  185.579002]  ffff88007b5b7f18 0000000000000000 0000000000000000 0000000000000000
[  185.579002]  ffff88007b5b7f48 ffffffff814f0ea3 0000000000000000 a27aca25c7b80ed2
[  185.579002] Call Trace:
[  185.579002]  [<ffffffff8100e2f9>] cpu_idle+0xb5/0x101
[  185.579002]  [<ffffffff814f0ea3>] start_secondary+0x25d/0x25f
[  185.579002] Code: 25 48 c4 00 00 48 89 d1 48 2d c8 1f 00 00 0f 01 c8 0f ae f0 e8 38 fb ff ff 85 c0 75 10 e8 06 93 07 00 31 c0 48 89 c1 fb 0f 01 c9 <eb> 0a e8 f6 92 07 00 e8 d8 fa ff ff 65 8b 3c 25 20 d4 00 00 e8
[  185.579002] Call Trace:
[  185.579002]  [<ffffffff8100e2f9>] cpu_idle+0xb5/0x101
[  185.579002]  [<ffffffff814f0ea3>] start_secondary+0x25d/0x25f

Full dmesg http://pastebin.com/CFEJNe8h

M.Murawski




^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: VT-d / iommu problem on Intel S3210SH
  2011-09-12 13:22 VT-d / iommu problem on Intel S3210SH Mateusz Murawski
  2011-09-13 10:34 ` VT-d / iommu problem on Intel S3210SH on 3.1.0-0.rc5 Mateusz Murawski
@ 2011-09-13 10:56 ` Maarten Lankhorst
  1 sibling, 0 replies; 3+ messages in thread
From: Maarten Lankhorst @ 2011-09-13 10:56 UTC (permalink / raw)
  To: Mateusz Murawski; +Cc: linux-kernel

Hey Mateusz,

On 09/12/2011 03:22 PM, Mateusz Murawski wrote:
> Hi
> I have problem with Intel VT for Directed I/O.
> When I enable this option in bios, my system (Fedora 15) can't start.
> Kernel 2.6.40.4-5.fc15.x86_64
> Bios S3200X38.86B.00.00.0052
>
> Last lines from dmesg
>
> [    5.357181] DRHD: handling fault status reg 3
> [    5.358179] DMAR:[DMA Write] Request device [02:08.0] fault addr ffe8a000
> [    5.358179] DMAR:[fault reason 02] Present bit in context entry is clear
> [   24.087406] dracut Warning: No root device "block:/dev/disk/by-uuid/1c624f0d-4593-4653-a4ce-b7af80d549ff" found
>
> Full dmesgs
> dmesg_bad_2.6.40 VT-d enable http://pastebin.com/AXAByHBh
> dmesg_good_2.6.40 VT-d enable iommu=off http://pastebin.com/8zrMRiin
>
> Please let me know if you need more information. I have access by serial console.
>
Does that cpu have vt-d support?

http://ark.intel.com/products/35432 doesn't list it. If you enable it
for the mainboard, but cpu has no support, weird things happen.

For comparison a cpu that does:
http://ark.intel.com/products/52209

~Maarten

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2011-09-13 10:56 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-09-12 13:22 VT-d / iommu problem on Intel S3210SH Mateusz Murawski
2011-09-13 10:34 ` VT-d / iommu problem on Intel S3210SH on 3.1.0-0.rc5 Mateusz Murawski
2011-09-13 10:56 ` VT-d / iommu problem on Intel S3210SH Maarten Lankhorst

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.