Hi,

On 02/02/2014 11:23 PM, Nicolò Costanza wrote:
Here my own personal feedback, tested on Rosa Marathon x86_64 and
OMV2013 x86_64:

BFQv7, the new major release of I/O disk scheduler is here!
http://mib.pianetalinux.org/forum/viewtopic.php?f=38&t=4354

My first impressions:
Kernel 3.10.x BFQv7 has some boot trouble, Kernel 3.12.x BFQv7 has none
issue, it runs very fine!

Other testing in progress from me, right now, will be published soon in
the above MIB Link
<http://mib.pianetalinux.org/forum/viewtopic.php?f=38&t=4354>...

Tried 3.10.28 with BFQv7 in a VM and on a laptop. Kernel oops at boot in BFQ-related stuff in both cases.

I have attached the log, just in case.

Regards,
Eugene

--
Eugene Shatokhin, ROSA Laboratory.
www.rosalab.com
[    0.000000] Initializing cgroup subsys cpuset
[    0.000000] Initializing cgroup subsys cpu
[    0.000000] Initializing cgroup subsys cpuacct
[    0.000000] Linux version 3.10.28-nrj-desktop-1v7rosa ([email protected]) (gcc version 4.7.3 20121001 (ROSA) (Linaro GCC 4.7-2012.10) ) #1 SMP PREEMPT Sun Feb 2 09:55:30 UTC 2014
[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-3.10.28-nrj-desktop-1v7rosa root=UUID=c4123ec5-c0ab-4ac7-a896-9ff800a40540 ro splash=silent logo.nologo resume=/dev/sda5 console=ttyS0,115200 console=tty0 debug init=/lib/systemd/systemd
[    0.000000] e820: BIOS-provided physical RAM map:
[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable
[    0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000dffeffff] usable
[    0.000000] BIOS-e820: [mem 0x00000000dfff0000-0x00000000dfffffff] ACPI data
[    0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000011fffffff] usable
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] SMBIOS 2.5 present.
[    0.000000] DMI: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[    0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[    0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
[    0.000000] No AGP bridge found
[    0.000000] e820: last_pfn = 0x120000 max_arch_pfn = 0x400000000
[    0.000000] MTRR default type: uncachable
[    0.000000] MTRR variable ranges disabled:
[    0.000000] x86 PAT enabled: cpu 0, old 0x7040600070406, new 0x7010600070106
[    0.000000] CPU MTRRs all blank - virtualized system.
[    0.000000] e820: last_pfn = 0xdfff0 max_arch_pfn = 0x400000000
[    0.000000] found SMP MP-table at [mem 0x0009fff0-0x0009ffff] mapped at [ffff88000009fff0]
[    0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576
[    0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff]
[    0.000000]  [mem 0x00000000-0x000fffff] page 4k
[    0.000000] BRK [0x01eed000, 0x01eedfff] PGTABLE
[    0.000000] BRK [0x01eee000, 0x01eeefff] PGTABLE
[    0.000000] BRK [0x01eef000, 0x01eeffff] PGTABLE
[    0.000000] init_memory_mapping: [mem 0x11fe00000-0x11fffffff]
[    0.000000]  [mem 0x11fe00000-0x11fffffff] page 2M
[    0.000000] BRK [0x01ef0000, 0x01ef0fff] PGTABLE
[    0.000000] init_memory_mapping: [mem 0x11c000000-0x11fdfffff]
[    0.000000]  [mem 0x11c000000-0x11fdfffff] page 2M
[    0.000000] init_memory_mapping: [mem 0x100000000-0x11bffffff]
[    0.000000]  [mem 0x100000000-0x11bffffff] page 2M
[    0.000000] init_memory_mapping: [mem 0x00100000-0xdffeffff]
[    0.000000]  [mem 0x00100000-0x001fffff] page 4k
[    0.000000]  [mem 0x00200000-0xdfdfffff] page 2M
[    0.000000]  [mem 0xdfe00000-0xdffeffff] page 4k
[    0.000000] RAMDISK: [mem 0x377d8000-0x37be3fff]
[    0.000000] ACPI: RSDP 00000000000e0000 00024 (v02 VBOX  )
[    0.000000] ACPI: XSDT 00000000dfff0030 0003C (v01 VBOX   VBOXXSDT 00000001 ASL  00000061)
[    0.000000] ACPI: FACP 00000000dfff00f0 000F4 (v04 VBOX   VBOXFACP 00000001 ASL  00000061)
[    0.000000] ACPI: DSDT 00000000dfff0470 01B96 (v01 VBOX   VBOXBIOS 00000002 INTL 20100528)
[    0.000000] ACPI: FACS 00000000dfff0200 00040
[    0.000000] ACPI: APIC 00000000dfff0240 0005C (v02 VBOX   VBOXAPIC 00000001 ASL  00000061)
[    0.000000] ACPI: SSDT 00000000dfff02a0 001CC (v01 VBOX   VBOXCPUT 00000002 INTL 20100528)
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] No NUMA configuration found
[    0.000000] Faking a node at [mem 0x0000000000000000-0x000000011fffffff]
[    0.000000] Initmem setup node 0 [mem 0x00000000-0x11fffffff]
[    0.000000]   NODE_DATA [mem 0x11fff8000-0x11fffbfff]
[    0.000000]  [ffffea0000000000-ffffea00047fffff] PMD -> [ffff88011b600000-ffff88011f5fffff] on node 0
[    0.000000] Zone ranges:
[    0.000000]   DMA      [mem 0x00001000-0x00ffffff]
[    0.000000]   DMA32    [mem 0x01000000-0xffffffff]
[    0.000000]   Normal   [mem 0x100000000-0x11fffffff]
[    0.000000] Movable zone start for each node
[    0.000000] Early memory node ranges
[    0.000000]   node   0: [mem 0x00001000-0x0009efff]
[    0.000000]   node   0: [mem 0x00100000-0xdffeffff]
[    0.000000]   node   0: [mem 0x100000000-0x11fffffff]
[    0.000000] On node 0 totalpages: 1048462
[    0.000000]   DMA zone: 64 pages used for memmap
[    0.000000]   DMA zone: 21 pages reserved
[    0.000000]   DMA zone: 3998 pages, LIFO batch:0
[    0.000000]   DMA32 zone: 14272 pages used for memmap
[    0.000000]   DMA32 zone: 913392 pages, LIFO batch:31
[    0.000000]   Normal zone: 2048 pages used for memmap
[    0.000000]   Normal zone: 131072 pages, LIFO batch:31
[    0.000000] ACPI: PM-Timer IO Port: 0x4008
[    0.000000] ACPI: Local APIC address 0xfee00000
[    0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
[    0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
[    0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
[    0.000000] IOAPIC[0]: apic_id 2, version 17, address 0xfec00000, GSI 0-23
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.000000] ACPI: IRQ0 used by override.
[    0.000000] ACPI: IRQ2 used by override.
[    0.000000] ACPI: IRQ9 used by override.
[    0.000000] Using ACPI (MADT) for SMP configuration information
[    0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs
[    0.000000] nr_irqs_gsi: 40
[    0.000000] PM: Registered nosave memory: 000000000009f000 - 00000000000a0000
[    0.000000] PM: Registered nosave memory: 00000000000a0000 - 00000000000f0000
[    0.000000] PM: Registered nosave memory: 00000000000f0000 - 0000000000100000
[    0.000000] PM: Registered nosave memory: 00000000dfff0000 - 00000000e0000000
[    0.000000] PM: Registered nosave memory: 00000000e0000000 - 00000000fffc0000
[    0.000000] PM: Registered nosave memory: 00000000fffc0000 - 0000000100000000
[    0.000000] e820: [mem 0xe0000000-0xfffbffff] available for PCI devices
[    0.000000] Booting paravirtualized kernel on bare hardware
[    0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1
[    0.000000] PERCPU: Embedded 28 pages/cpu @ffff88011fc00000 s85376 r8192 d21120 u1048576
[    0.000000] pcpu-alloc: s85376 r8192 d21120 u1048576 alloc=1*2097152
[    0.000000] pcpu-alloc: [0] 0 1 
[    0.000000] Built 1 zonelists in Node order, mobility grouping on.  Total pages: 1032057
[    0.000000] Policy zone: Normal
[    0.000000] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-3.10.28-nrj-desktop-1v7rosa root=UUID=c4123ec5-c0ab-4ac7-a896-9ff800a40540 ro splash=silent logo.nologo resume=/dev/sda5 console=ttyS0,115200 console=tty0 debug init=/lib/systemd/systemd
[    0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes)
[    0.000000] Checking aperture...
[    0.000000] No AGP bridge found
[    0.000000] Calgary: detecting Calgary via BIOS EBDA area
[    0.000000] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
[    0.000000] Memory: 4042220k/4718592k available (6279k kernel code, 524744k absent, 151628k reserved, 6843k data, 1220k init)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1
[    0.000000] Preemptible hierarchical RCU implementation.
[    0.000000] 	Dump stacks of tasks blocking RCU-preempt GP.
[    0.000000] 	RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2.
[    0.000000] NR_IRQS:4352 nr_irqs:512 16
[    0.000000] Console: colour dummy device 80x25
[    0.000000] console [tty0] enabled
[    0.000000] console [ttyS0] enabled
[    0.000000] tsc: Fast TSC calibration failed
[    0.000000] tsc: Unable to calibrate against PIT
[    0.000000] tsc: using PMTIMER reference calibration
[    0.000000] tsc: Detected 3168.522 MHz processor
[    0.007006] Calibrating delay loop (skipped), value calculated using timer frequency.. 6337.04 BogoMIPS (lpj=3168522)
[    0.008454] pid_max: default: 32768 minimum: 301
[    0.009040] Security Framework initialized
[    0.009518] TOMOYO Linux initialized
[    0.011027] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
[    0.016070] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
[    0.018285] Mount-cache hash table entries: 256
[    0.019019] Initializing cgroup subsys devices
[    0.019603] Initializing cgroup subsys freezer
[    0.020020] Initializing cgroup subsys net_cls
[    0.021012] Initializing cgroup subsys blkio
[    0.021500] Initializing cgroup subsys bfqio
[    0.022106] CPU: Physical Processor ID: 0
[    0.022566] CPU: Processor Core ID: 0
[    0.023014] mce: CPU supports 0 MCE banks
[    0.023509] Last level iTLB entries: 4KB 512, 2MB 7, 4MB 7
[    0.023509] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32
[    0.023509] tlb_flushall_shift: 6
[    0.024222] Freeing SMP alternatives: 20k freed
[    0.031157] ACPI: Core revision 20130328
[    0.033818] ACPI: All ACPI Tables successfully acquired
[    0.034454] ftrace: allocating 22870 entries in 90 pages
[    0.044360] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    0.055188] smpboot: CPU0: Intel(R) Core(TM) i5 CPU         650  @ 3.20GHz (fam: 06, model: 25, stepping: 02)
[    0.057000] APIC calibration not consistent with PM-Timer: 101ms instead of 100ms
[    0.057000] APIC delta adjusted to PM-Timer: 6250048 (6373983)
[    0.057133] Performance Events: unsupported p6 CPU model 37 no PMU driver, software events only.
[    0.067149] smpboot: Booting Node   0, Processors  #1 OK
[    0.008000] mce: CPU supports 0 MCE banks
[    0.082067] Brought up 2 CPUs
[    0.082530] smpboot: Total of 2 processors activated (12674.08 BogoMIPS)
[    0.084435] devtmpfs: initialized
[    0.086674] xor: measuring software checksum speed
[    0.096435]    prefetch64-sse: 19060.000 MB/sec
[    0.106939]    generic_sse: 11228.000 MB/sec
[    0.108007] xor: using function: prefetch64-sse (19060.000 MB/sec)
[    0.109046] RTC time: 19:06:38, date: 02/03/14
[    0.109054] NET: Registered protocol family 16
[    0.110105] ACPI: bus type PCI registered
[    0.110905] PCI: Using configuration type 1 for base access
[    0.112173] bio: create slab <bio-0> at 0
[    0.131580] raid6: sse2x1    6976 MB/s
[    0.148971] raid6: sse2x2    8593 MB/s
[    0.166974] raid6: sse2x4    9621 MB/s
[    0.167008] raid6: using algorithm sse2x4 (9621 MB/s)
[    0.168008] raid6: using ssse3x2 recovery algorithm
[    0.169144] ACPI: Added _OSI(Module Device)
[    0.170008] ACPI: Added _OSI(Processor Device)
[    0.170547] ACPI: Added _OSI(3.0 _SCP Extensions)
[    0.171008] ACPI: Added _OSI(Processor Aggregator Device)
[    0.172276] ACPI: EC: Look up EC in DSDT
[    0.173035] ACPI: Executed 1 blocks of module-level executable AML code
[    0.176494] ACPI: Interpreter enabled
[    0.177010] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S1_] (20130328/hwxface-568)
[    0.178008] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S2_] (20130328/hwxface-568)
[    0.179008] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S3_] (20130328/hwxface-568)
[    0.180285] ACPI Exception: AE_NOT_FOUND, While evaluating Sleep State [\_S4_] (20130328/hwxface-568)
[    0.182012] ACPI: (supports S0 S5)
[    0.183008] ACPI: Using IOAPIC for interrupt routing
[    0.183839] PCI: Ignoring host bridge windows from ACPI; if necessary, use "pci=use_crs" and report a bug
[    0.185032] ACPI: No dock devices found.
[    0.188033] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    0.188962] acpi PNP0A03:00: host bridge window [io  0x0000-0x0cf7] (ignored)
[    0.190009] acpi PNP0A03:00: host bridge window [io  0x0d00-0xffff] (ignored)
[    0.191008] acpi PNP0A03:00: host bridge window [mem 0x000a0000-0x000bffff] (ignored)
[    0.192009] acpi PNP0A03:00: host bridge window [mem 0xe0000000-0xffdfffff] (ignored)
[    0.193015] PCI: root bus 00: using default resources
[    0.193607] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge.
[    0.195028] PCI host bridge to bus 0000:00
[    0.195529] pci_bus 0000:00: root bus resource [bus 00-ff]
[    0.196009] pci_bus 0000:00: root bus resource [io  0x0000-0xffff]
[    0.198008] pci_bus 0000:00: root bus resource [mem 0x00000000-0xfffffffff]
[    0.198047] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000
[    0.199520] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100
[    0.201205] pci 0000:00:01.1: [8086:7111] type 00 class 0x01018a
[    0.202288] pci 0000:00:01.1: reg 20: [io  0xd000-0xd00f]
[    0.203407] pci 0000:00:02.0: [80ee:beef] type 00 class 0x030000
[    0.207918] pci 0000:00:02.0: reg 10: [mem 0xe0000000-0xe3ffffff pref]
[    0.230534] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000
[    0.233178] pci 0000:00:03.0: reg 10: [mem 0xf0000000-0xf001ffff]
[    0.240120] pci 0000:00:03.0: reg 18: [io  0xd010-0xd017]
[    0.250514] pci 0000:00:04.0: [80ee:cafe] type 00 class 0x088000
[    0.252291] pci 0000:00:04.0: reg 10: [io  0xd020-0xd03f]
[    0.257206] pci 0000:00:04.0: reg 14: [mem 0xf0400000-0xf07fffff]
[    0.262115] pci 0000:00:04.0: reg 18: [mem 0xf0800000-0xf0803fff pref]
[    0.270428] pci 0000:00:05.0: [8086:2668] type 00 class 0x040300
[    0.274206] pci 0000:00:05.0: reg 10: [mem 0xf0804000-0xf0807fff]
[    0.291566] pci 0000:00:06.0: [106b:003f] type 00 class 0x0c0310
[    0.295119] pci 0000:00:06.0: reg 10: [mem 0xf0808000-0xf0808fff]
[    0.314039] pci 0000:00:07.0: [8086:7113] type 00 class 0x068000
[    0.316146] pci 0000:00:08.0: [8086:100e] type 00 class 0x020000
[    0.319164] pci 0000:00:08.0: reg 10: [mem 0xf0820000-0xf083ffff]
[    0.326130] pci 0000:00:08.0: reg 18: [io  0xd040-0xd047]
[    0.339622] pci 0000:00:0b.0: [8086:265c] type 00 class 0x0c0320
[    0.343131] pci 0000:00:0b.0: reg 10: [mem 0xf0840000-0xf0840fff]
[    0.362022] pci 0000:00:0d.0: [8086:2829] type 00 class 0x010601
[    0.366131] pci 0000:00:0d.0: reg 10: [io  0xd048-0xd04f]
[    0.371125] pci 0000:00:0d.0: reg 18: [io  0xd058-0xd05f]
[    0.377145] pci 0000:00:0d.0: reg 20: [io  0xd070-0xd07f]
[    0.381140] pci 0000:00:0d.0: reg 24: [mem 0xf0842000-0xf0843fff]
[    0.386539] acpi PNP0A03:00: ACPI _OSC support notification failed, disabling PCIe ASPM
[    0.388009] acpi PNP0A03:00: Unable to request _OSC control (_OSC support mask: 0x08)
[    0.390197] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 9 10 *11)
[    0.391360] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 9 10 *11)
[    0.392448] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 9 *10 11)
[    0.394163] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 *9 10 11)
[    0.395228] ACPI: Enabled 1 GPEs in block 00 to 07
[    0.396010] acpi root: \_SB_.PCI0 notify handler is installed
[    0.397015] Found 1 acpi root devices
[    0.398193] vgaarb: device added: PCI:0000:00:02.0,decodes=io+mem,owns=io+mem,locks=none
[    0.399009] vgaarb: loaded
[    0.400007] vgaarb: bridge control possible 0000:00:02.0
[    0.401081] SCSI subsystem initialized
[    0.402008] ACPI: bus type ATA registered
[    0.403062] libata version 3.00 loaded.
[    0.404101] PCI: Using ACPI for IRQ routing
[    0.404588] PCI: pci_cache_line_size set to 64 bytes
[    0.405222] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff]
[    0.406008] e820: reserve RAM buffer [mem 0xdfff0000-0xdfffffff]
[    0.407096] NetLabel: Initializing
[    0.408008] NetLabel:  domain hash size = 128
[    0.409007] NetLabel:  protocols = UNLABELED CIPSOv4
[    0.410017] NetLabel:  unlabeled traffic allowed by default
[    0.411046] Switching to clocksource refined-jiffies
[    0.418811] pnp: PnP ACPI init
[    0.419019] ACPI: bus type PNP registered
[    0.420099] pnp 00:00: Plug and Play ACPI device, IDs PNP0303 (active)
[    0.421015] pnp 00:01: [dma 4]
[    0.421472] pnp 00:01: Plug and Play ACPI device, IDs PNP0200 (active)
[    0.422083] pnp 00:02: Plug and Play ACPI device, IDs PNP0f03 (active)
[    0.423050] pnp 00:03: Plug and Play ACPI device, IDs PNP0400 (active)
[    0.424230] pnp 00:04: Plug and Play ACPI device, IDs PNP0501 (active)
[    0.425141] pnp 00:05: Plug and Play ACPI device, IDs PNP0501 (active)
[    0.426335] pnp: PnP ACPI: found 6 devices
[    0.427005] ACPI: bus type PNP unregistered
[    0.442430] Switching to clocksource acpi_pm
[    0.443078] pci_bus 0000:00: resource 4 [io  0x0000-0xffff]
[    0.443807] pci_bus 0000:00: resource 5 [mem 0x00000000-0xfffffffff]
[    0.444614] NET: Registered protocol family 2
[    0.445327] TCP established hash table entries: 32768 (order: 7, 524288 bytes)
[    0.446462] TCP bind hash table entries: 32768 (order: 7, 524288 bytes)
[    0.447407] TCP: Hash tables configured (established 32768 bind 32768)
[    0.448228] TCP: reno registered
[    0.448610] UDP hash table entries: 2048 (order: 4, 65536 bytes)
[    0.449465] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes)
[    0.452350] NET: Registered protocol family 1
[    0.452958] pci 0000:00:00.0: Limiting direct PCI/PCI transfers
[    0.453720] pci 0000:00:01.0: Activating ISA DMA hang workarounds
[    0.454486] pci 0000:00:02.0: Boot video device
[    0.456931] PCI: CLS 0 bytes, default 64
[    0.457481] Trying to unpack rootfs image as initramfs...
[    0.886208] Freeing initrd memory: 4144k freed
[    0.887817] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[    0.889289] software IO TLB [mem 0xdbff0000-0xdfff0000] (64MB) mapped at [ffff8800dbff0000-ffff8800dffeffff]
[    0.890640] platform rtc_cmos: registered platform RTC device (no PNP device found)
[    0.891949] audit: initializing netlink socket (disabled)
[    0.892694] type=2000 audit(1391454397.892:1): initialized
[    0.911694] bounce pool size: 64 pages
[    0.915538] HugeTLB registered 2 MB page size, pre-allocated 0 pages
[    0.918680] VFS: Disk quotas dquot_6.5.2
[    0.919262] Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[    0.920475] bio: create slab <bio-1> at 1
[    0.921305] Btrfs loaded
[    0.921623] msgmni has been set to 7903
[    0.923738] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 252)
[    0.926095] io scheduler noop registered
[    0.926546] io scheduler deadline registered
[    0.927111] io scheduler cfq registered
[    0.927695] io scheduler bfq registered (default)
[    0.928335] BFQ I/O-scheduler version: v7
[    0.930108] vesafb: mode is 1024x768x32, linelength=4096, pages=0
[    0.932068] vesafb: scrolling: redraw
[    0.932488] vesafb: Truecolor: size=8:8:8:8, shift=24:16:8:0
[    0.934158] vesafb: framebuffer at 0xe0000000, mapped to 0xffffc90000780000, using 3072k, total 3072k
[    0.939053] Console: switching to colour frame buffer device 128x48
[    0.942571] fb0: VESA VGA frame buffer device
[    0.943153] intel_idle: does not run on family 6 model 37
[    0.947611] GHES: HEST is not enabled!
[    0.949117] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[    0.975234] 00:04: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[    1.008223] 00:05: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A
[    1.012279] Linux agpgart interface v0.103
[    1.017770] brd: module loaded
[    1.021640] ahci 0000:00:0d.0: version 3.0
[    1.023119] ahci: SSS flag set, parallel bus scan disabled
[    1.025328] ahci 0000:00:0d.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl SATA mode
[    1.026404] ahci 0000:00:0d.0: flags: 64bit ncq stag only ccc 
[    1.027206] ahci 0000:00:0d.0: setting latency timer to 64
[    1.028435] scsi0 : ahci
[    1.028866] ata1: SATA max UDMA/133 abar m8192@0xf0842000 port 0xf0842100 irq 21
[    1.030880] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12
[    1.033773] serio: i8042 KBD port at 0x60,0x64 irq 1
[    1.034440] serio: i8042 AUX port at 0x60,0x64 irq 12
[    1.035158] mousedev: PS/2 mouse device common for all mice
[    1.036458] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
[    1.039446] rtc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0
[    1.041510] rtc_cmos rtc_cmos: alarms up to one day, 114 bytes nvram
[    1.042621] cpuidle: using governor ladder
[    1.046762] cpuidle: using governor menu
[    1.048892] ledtrig-cpu: registered to indicate activity on CPUs
[    1.049939] TCP: cubic registered
[    1.051611] Key type dns_resolver registered
[    1.053399] PM: Checking hibernation image partition /dev/sda5
[    1.258807] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input1
[    1.334399] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[    1.345004] ata1.00: ATA-6: VBOX HARDDISK, 1.0, max UDMA/133
[    1.348921] ata1.00: 125829120 sectors, multi 128: LBA48 NCQ (depth 31/32)
[    1.356456] ata1.00: configured for UDMA/133
[    1.377186] BUG: unable to handle kernel NULL pointer dereference at 0000000000000008
[    1.377942] IP: [<ffffffff81366644>] bfq_init_queue+0xe4/0x390
[    1.377942] PGD 0 
[    1.377942] Oops: 0002 [#1] PREEMPT SMP 
[    1.377942] Modules linked in:
[    1.377942] CPU: 1 PID: 6 Comm: kworker/u4:0 Not tainted 3.10.28-nrj-desktop-1v7rosa #1
[    1.377942] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[    1.377942] Workqueue: events_unbound async_run_entry_fn
[    1.377942] task: ffff88011aaf0000 ti: ffff88011aae6000 task.ti: ffff88011aae6000
[    1.377942] RIP: 0010:[<ffffffff81366644>]  [<ffffffff81366644>] bfq_init_queue+0xe4/0x390
[    1.377942] RSP: 0000:ffff88011aae7aa8  EFLAGS: 00010203
[    1.377942] RAX: 0000000000000000 RBX: ffff880119210400 RCX: 00000000000001d8
[    1.377942] RDX: 0000000000002aaa RSI: 00000000000080d0 RDI: ffff880119210800
[    1.377942] RBP: ffff88011aae7ab8 R08: ffff88011fd16ee0 R09: ffff88011b001500
[    1.377942] R10: ffffffff8136658b R11: ffff88011aae7fd8 R12: ffff880119220000
[    1.377942] R13: ffffffff81491d10 R14: ffff880119210028 R15: ffff8801191b8000
[    1.377942] FS:  0000000000000000(0000) GS:ffff88011fd00000(0000) knlGS:0000000000000000
[    1.377942] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    1.377942] CR2: 0000000000000008 CR3: 0000000001c0d000 CR4: 00000000000006e0
[    1.377942] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    1.377942] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    1.377942] Stack:
[    1.377942]  ffff880119220000 ffff880119220788 ffff88011aae7ad8 ffffffff8133d948
[    1.377942]  ffff880119220000 ffff880119220000 ffff88011aae7b08 ffffffff813446ba
[    1.377942]  ffff880119213c00 ffff880119220000 ffffffff81491d10 0000000000000000
[    1.377942] Call Trace:
[    1.377942]  [<ffffffff8133d948>] elevator_init+0x68/0x100
[    1.377942]  [<ffffffff813446ba>] blk_init_allocated_queue+0xaa/0xe0
[    1.377942]  [<ffffffff81491d10>] ? device_block+0x10/0x10
[    1.377942]  [<ffffffff81344731>] blk_init_queue_node+0x41/0x80
[    1.377942]  [<ffffffff81344783>] blk_init_queue+0x13/0x20
[    1.377942]  [<ffffffff81490e27>] __scsi_alloc_queue+0x27/0x150
[    1.377942]  [<ffffffff8149366d>] scsi_alloc_queue+0x1d/0x70
[    1.377942]  [<ffffffff81493d66>] scsi_alloc_sdev+0x1b6/0x2b0
[    1.377942]  [<ffffffff814942af>] scsi_probe_and_add_lun+0x44f/0xd00
[    1.377942]  [<ffffffff8136ffbd>] ? kobject_set_name_vargs+0x4d/0x60
[    1.377942]  [<ffffffff8146e35b>] ? rpm_resume+0x10b/0x680
[    1.377942]  [<ffffffff8146fc2a>] ? __pm_runtime_resume+0x5a/0x70
[    1.377942]  [<ffffffff81495aee>] __scsi_add_device+0x11e/0x140
[    1.377942]  [<ffffffff814ad9df>] ata_scsi_scan_host+0xaf/0x210
[    1.377942]  [<ffffffff814a8e1c>] async_port_probe+0x4c/0x70
[    1.377942]  [<ffffffff81085e3b>] async_run_entry_fn+0x3b/0x140
[    1.377942]  [<ffffffff81077cff>] process_one_work+0x16f/0x460
[    1.377942]  [<ffffffff81078462>] worker_thread+0x122/0x380
[    1.377942]  [<ffffffff81078340>] ? rescuer_thread+0x310/0x310
[    1.377942]  [<ffffffff8107f070>] kthread+0xc0/0xd0
[    1.377942]  [<ffffffff81010000>] ? perf_trace_xen_mc_entry+0xe0/0x130
[    1.377942]  [<ffffffff8107efb0>] ? kthread_create_on_node+0x130/0x130
[    1.377942]  [<ffffffff8161df3c>] ret_from_fork+0x7c/0xb0
[    1.377942]  [<ffffffff8107efb0>] ? kthread_create_on_node+0x130/0x130
[    1.377942] Code: 02 00 00 00 00 00 00 48 c7 83 d0 02 00 00 ff ff ff ff f0 ff 83 78 01 00 00 4c 89 23 49 8b 44 24 18 b9 d8 01 00 00 be d0 80 00 00 <48> 89 58 08 41 8b 94 24 c0 05 00 00 48 8b 3d 71 6a b5 00 e8 84 
[    1.377942] RIP  [<ffffffff81366644>] bfq_init_queue+0xe4/0x390
[    1.377942]  RSP <ffff88011aae7aa8>
[    1.377942] CR2: 0000000000000008
[    1.377942] ---[ end trace 02946b28d2b28a2a ]---
[    1.377942] BUG: unable to handle kernel paging request at ffffffffffffffd8
[    1.377942] IP: [<ffffffff8107f340>] kthread_data+0x10/0x20
[    1.377942] PGD 1c10067 PUD 1c12067 PMD 0 
[    1.377942] Oops: 0000 [#2] PREEMPT SMP 
[    1.377942] Modules linked in:
[    1.377942] CPU: 1 PID: 6 Comm: kworker/u4:0 Tainted: G      D      3.10.28-nrj-desktop-1v7rosa #1
[    1.377942] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006
[    1.377942] task: ffff88011aaf0000 ti: ffff88011aae6000 task.ti: ffff88011aae6000
[    1.377942] RIP: 0010:[<ffffffff8107f340>]  [<ffffffff8107f340>] kthread_data+0x10/0x20
[    1.377942] RSP: 0000:ffff88011aae7698  EFLAGS: 00010092
[    1.377942] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000002
[    1.377942] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff88011aaf0000
[    1.377942] RBP: ffff88011aae7698 R08: 0000000000000001 R09: 0000000000000000
[    1.377942] R10: 0000000000000000 R11: 0000000000000001 R12: ffff88011fd140c0
[    1.377942] R13: 0000000000000001 R14: ffff88011aaefff0 R15: ffff88011aaf0000
[    1.377942] FS:  0000000000000000(0000) GS:ffff88011fd00000(0000) knlGS:0000000000000000
[    1.377942] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[    1.377942] CR2: 0000000000000028 CR3: 0000000001c0d000 CR4: 00000000000006e0
[    1.377942] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    1.377942] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[    1.377942] Stack:
[    1.377942]  ffff88011aae76b8 ffffffff81078f35 ffff88011aae76b8 ffff88011aaf0408
[    1.377942]  ffff88011aae7728 ffffffff81614df2 ffff88011aaf0000 ffff88011aae7fd8
[    1.377942]  ffff88011aae7fd8 ffff88011aae7fd8 ffff88011aaf0628 ffff88011aaf0000
[    1.377942] Call Trace:
[    1.377942]  [<ffffffff81078f35>] wq_worker_sleeping+0x15/0xa0
[    1.377942]  [<ffffffff81614df2>] __schedule+0x622/0x880
[    1.377942]  [<ffffffff81615179>] schedule+0x29/0x70
[    1.377942]  [<ffffffff8105e412>] do_exit+0x6f2/0xa90
[    1.377942]  [<ffffffff81617992>] oops_end+0xa2/0xf0
[    1.377942]  [<ffffffff8160ad8b>] no_context+0x253/0x27e
[    1.377942]  [<ffffffff8108c665>] ? check_preempt_curr+0x85/0xa0
[    1.377942]  [<ffffffff8160af76>] __bad_area_nosemaphore+0x1c0/0x1df
[    1.377942]  [<ffffffff8160afa8>] bad_area_nosemaphore+0x13/0x15
[    1.377942]  [<ffffffff81619dfe>] __do_page_fault+0x20e/0x4b0
[    1.377942]  [<ffffffff81128ff5>] ? mempool_alloc_slab+0x15/0x20
[    1.377942]  [<ffffffff81491d10>] ? device_block+0x10/0x10
[    1.377942]  [<ffffffff8161a0ae>] do_page_fault+0xe/0x10
[    1.377942]  [<ffffffff81616e08>] page_fault+0x28/0x30
[    1.377942]  [<ffffffff81491d10>] ? device_block+0x10/0x10
[    1.377942]  [<ffffffff8136658b>] ? bfq_init_queue+0x2b/0x390
[    1.377942]  [<ffffffff81366644>] ? bfq_init_queue+0xe4/0x390
[    1.377942]  [<ffffffff8136658b>] ? bfq_init_queue+0x2b/0x390
[    1.377942]  [<ffffffff8133d948>] elevator_init+0x68/0x100
[    1.377942]  [<ffffffff813446ba>] blk_init_allocated_queue+0xaa/0xe0
[    1.377942]  [<ffffffff81491d10>] ? device_block+0x10/0x10
[    1.377942]  [<ffffffff81344731>] blk_init_queue_node+0x41/0x80
[    1.377942]  [<ffffffff81344783>] blk_init_queue+0x13/0x20
[    1.377942]  [<ffffffff81490e27>] __scsi_alloc_queue+0x27/0x150
[    1.377942]  [<ffffffff8149366d>] scsi_alloc_queue+0x1d/0x70
[    1.377942]  [<ffffffff81493d66>] scsi_alloc_sdev+0x1b6/0x2b0
[    1.377942]  [<ffffffff814942af>] scsi_probe_and_add_lun+0x44f/0xd00
[    1.377942]  [<ffffffff8136ffbd>] ? kobject_set_name_vargs+0x4d/0x60
[    1.377942]  [<ffffffff8146e35b>] ? rpm_resume+0x10b/0x680
[    1.377942]  [<ffffffff8146fc2a>] ? __pm_runtime_resume+0x5a/0x70
[    1.377942]  [<ffffffff81495aee>] __scsi_add_device+0x11e/0x140
[    1.377942]  [<ffffffff814ad9df>] ata_scsi_scan_host+0xaf/0x210
[    1.377942]  [<ffffffff814a8e1c>] async_port_probe+0x4c/0x70
[    1.377942]  [<ffffffff81085e3b>] async_run_entry_fn+0x3b/0x140
[    1.377942]  [<ffffffff81077cff>] process_one_work+0x16f/0x460
[    1.377942]  [<ffffffff81078462>] worker_thread+0x122/0x380
[    1.377942]  [<ffffffff81078340>] ? rescuer_thread+0x310/0x310
[    1.377942]  [<ffffffff8107f070>] kthread+0xc0/0xd0
[    1.377942]  [<ffffffff81010000>] ? perf_trace_xen_mc_entry+0xe0/0x130
[    1.377942]  [<ffffffff8107efb0>] ? kthread_create_on_node+0x130/0x130
[    1.377942]  [<ffffffff8161df3c>] ret_from_fork+0x7c/0xb0
[    1.377942]  [<ffffffff8107efb0>] ? kthread_create_on_node+0x130/0x130
[    1.377942] Code: 00 48 89 e5 5d 48 8b 40 c8 48 c1 e8 02 83 e0 01 c3 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 48 8b 87 b0 03 00 00 55 48 89 e5 <48> 8b 40 d8 5d c3 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 
[    1.377942] RIP  [<ffffffff8107f340>] kthread_data+0x10/0x20
[    1.377942]  RSP <ffff88011aae7698>
[    1.377942] CR2: ffffffffffffffd8
[    1.377942] ---[ end trace 02946b28d2b28a2b ]---
[    1.377942] Fixing recursive fault but reboot is needed!


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