[ 0.000000] Linux version 5.3.0-10-generic (buildd@lgw01-amd64-010) (gcc version 9.2.1 20190905 (Ubuntu 9.2.1-7ubuntu2)) #11-Ubuntu SMP Mon Sep 9 15:12:17 UTC 2019 (Ubuntu 5.3.0-10.11-generic 5.3.0-rc8) [ 0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-5.3.0-10-generic root=UUID=d3aed8bc-565a-4d63-ad4e-0a21ca5ae9e2 ro [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Hygon HygonGenuine [ 0.000000] Centaur CentaurHauls [ 0.000000] zhaoxin Shanghai [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] 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 0x0000000000100000-0x000000003ffeffff] usable [ 0.000000] BIOS-e820: [mem 0x000000003fff0000-0x000000003fffffff] ACPI data [ 0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 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] Hypervisor detected: KVM [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 38c01001, primary cpu clock [ 0.000001] kvm-clock: using sched offset of 8699461566 cycles [ 0.000003] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000005] tsc: Detected 2893.430 MHz processor [ 0.002850] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved [ 0.002852] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.002855] last_pfn = 0x3fff0 max_arch_pfn = 0x400000000 [ 0.002867] MTRR default type: uncachable [ 0.002868] MTRR variable ranges disabled: [ 0.002870] Disabled [ 0.002871] x86/PAT: MTRRs disabled, skipping PAT initialization too. [ 0.002874] CPU MTRRs all blank - virtualized system. [ 0.002876] x86/PAT: Configuration [0-7]: WB WT UC- UC WB WT UC- UC [ 0.002951] found SMP MP-table at [mem 0x0009fff0-0x0009ffff] [ 0.118257] check: Scanning 1 areas for low memory corruption [ 0.118288] BRK [0x38e01000, 0x38e01fff] PGTABLE [ 0.118291] BRK [0x38e02000, 0x38e02fff] PGTABLE [ 0.118292] BRK [0x38e03000, 0x38e03fff] PGTABLE [ 0.118318] BRK [0x38e04000, 0x38e04fff] PGTABLE [ 0.118378] BRK [0x38e05000, 0x38e05fff] PGTABLE [ 0.118402] RAMDISK: [mem 0x333fb000-0x359f4fff] [ 0.118413] ACPI: Early table checksum verification disabled [ 0.118418] ACPI: RSDP 0x00000000000E0000 000024 (v02 VBOX ) [ 0.118423] ACPI: XSDT 0x000000003FFF0030 00003C (v01 VBOX VBOXXSDT 00000001 ASL 00000061) [ 0.118429] ACPI: FACP 0x000000003FFF00F0 0000F4 (v04 VBOX VBOXFACP 00000001 ASL 00000061) [ 0.118436] ACPI: DSDT 0x000000003FFF0470 0022EA (v02 VBOX VBOXBIOS 00000002 INTL 20180105) [ 0.118440] ACPI: FACS 0x000000003FFF0200 000040 [ 0.118443] ACPI: FACS 0x000000003FFF0200 000040 [ 0.118447] ACPI: APIC 0x000000003FFF0240 00005C (v02 VBOX VBOXAPIC 00000001 ASL 00000061) [ 0.118450] ACPI: SSDT 0x000000003FFF02A0 0001CC (v01 VBOX VBOXCPUT 00000002 INTL 20180105) [ 0.118461] ACPI: Local APIC address 0xfee00000 [ 0.118660] No NUMA configuration found [ 0.118661] Faking a node at [mem 0x0000000000000000-0x000000003ffeffff] [ 0.118669] NODE_DATA(0) allocated [mem 0x3ffc5000-0x3ffeffff] [ 0.118889] Zone ranges: [ 0.118890] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.118891] DMA32 [mem 0x0000000001000000-0x000000003ffeffff] [ 0.118892] Normal empty [ 0.118893] Device empty [ 0.118893] Movable zone start for each node [ 0.118896] Early memory node ranges [ 0.118897] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.118898] node 0: [mem 0x0000000000100000-0x000000003ffeffff] [ 0.118900] Zeroed struct page in unavailable ranges: 98 pages [ 0.118901] Initmem setup node 0 [mem 0x0000000000001000-0x000000003ffeffff] [ 0.118903] On node 0 totalpages: 262030 [ 0.118904] DMA zone: 64 pages used for memmap [ 0.118904] DMA zone: 21 pages reserved [ 0.118905] DMA zone: 3998 pages, LIFO batch:0 [ 0.118948] DMA32 zone: 4032 pages used for memmap [ 0.118949] DMA32 zone: 258032 pages, LIFO batch:63 [ 0.122101] ACPI: PM-Timer IO Port: 0x4008 [ 0.122106] ACPI: Local APIC address 0xfee00000 [ 0.122174] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23 [ 0.122178] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.122179] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level) [ 0.122182] ACPI: IRQ0 used by override. [ 0.122182] ACPI: IRQ9 used by override. [ 0.122185] Using ACPI (MADT) for SMP configuration information [ 0.122192] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.122215] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.122216] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.122217] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.122217] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.122219] [mem 0x40000000-0xfebfffff] available for PCI devices [ 0.122220] Booting paravirtualized kernel on KVM [ 0.122223] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns [ 0.122227] setup_percpu: NR_CPUS:8192 nr_cpumask_bits:2 nr_cpu_ids:2 nr_node_ids:1 [ 0.122363] percpu: Embedded 55 pages/cpu s188416 r8192 d28672 u1048576 [ 0.122367] pcpu-alloc: s188416 r8192 d28672 u1048576 alloc=1*2097152 [ 0.122368] pcpu-alloc: [0] 0 1 [ 0.122391] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.122396] Built 1 zonelists, mobility grouping on. Total pages: 257913 [ 0.122397] Policy zone: DMA32 [ 0.122399] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-5.3.0-10-generic root=UUID=d3aed8bc-565a-4d63-ad4e-0a21ca5ae9e2 ro [ 0.122478] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes, linear) [ 0.122504] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes, linear) [ 0.122559] mem auto-init: stack:off, heap alloc:on, heap free:off [ 0.122562] Calgary: detecting Calgary via BIOS EBDA area [ 0.122564] Calgary: Unable to locate Rio Grande table in EBDA - bailing! [ 0.124950] Memory: 957480K/1048120K available (14339K kernel code, 2388K rwdata, 4728K rodata, 2668K init, 5056K bss, 90640K reserved, 0K cma-reserved) [ 0.125090] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.125102] Kernel/User page tables isolation: enabled [ 0.125131] ftrace: allocating 43177 entries in 169 pages [ 0.138916] rcu: Hierarchical RCU implementation. [ 0.138919] rcu: RCU restricting CPUs from NR_CPUS=8192 to nr_cpu_ids=2. [ 0.138920] Tasks RCU enabled. [ 0.138921] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies. [ 0.138922] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.141794] NR_IRQS: 524544, nr_irqs: 440, preallocated irqs: 16 [ 0.142144] random: crng done (trusting CPU's manufacturer) [ 0.150826] Console: colour VGA+ 80x25 [ 0.175833] printk: console [tty0] enabled [ 0.176064] ACPI: Core revision 20190703 [ 0.191838] APIC: Switch to symmetric I/O mode setup [ 0.192652] x2apic enabled [ 0.193253] Switched APIC routing to physical x2apic. [ 0.195344] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1 [ 0.195831] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x29b5049ca8c, max_idle_ns: 440795222133 ns [ 0.196590] Calibrating delay loop (skipped) preset value.. 5786.86 BogoMIPS (lpj=11573720) [ 0.197173] pid_max: default: 32768 minimum: 301 [ 0.197574] LSM: Security Framework initializing [ 0.197932] Yama: becoming mindful. [ 0.198301] AppArmor: AppArmor initialized [ 0.198690] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) [ 0.199417] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes, linear) [ 0.200109] *** VALIDATE proc *** [ 0.200350] *** VALIDATE cgroup1 *** [ 0.200548] *** VALIDATE cgroup2 *** [ 0.200585] Last level iTLB entries: 4KB 512, 2MB 8, 4MB 8 [ 0.200585] Last level dTLB entries: 4KB 512, 2MB 32, 4MB 32, 1GB 0 [ 0.200585] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.200585] Spectre V2 : Mitigation: Full generic retpoline [ 0.200585] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.200585] Speculative Store Bypass: Vulnerable [ 0.200585] MDS: Mitigation: Clear CPU buffers [ 0.200585] Freeing SMP alternatives memory: 36K [ 0.305971] smpboot: CPU0: Intel(R) Core(TM) i7-3520M CPU @ 2.90GHz (family: 0x6, model: 0x3a, stepping: 0x9) [ 0.306929] Performance Events: unsupported p6 CPU model 58 no PMU driver, software events only. [ 0.307599] rcu: Hierarchical SRCU implementation. [ 0.308585] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.308585] smp: Bringing up secondary CPUs ... [ 0.308585] x86: Booting SMP configuration: [ 0.308593] .... node #0, CPUs: #1 [ 0.058469] kvm-clock: cpu 1, msr 38c01041, secondary cpu clock [ 0.311016] smp: Brought up 1 node, 2 CPUs [ 0.311016] smpboot: Max logical packages: 1 [ 0.312599] smpboot: Total of 2 processors activated (11573.72 BogoMIPS) [ 0.313162] devtmpfs: initialized [ 0.313162] x86/mm: Memory block size: 128MB [ 0.313224] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns [ 0.313224] futex hash table entries: 512 (order: 3, 32768 bytes, linear) [ 0.313367] pinctrl core: initialized pinctrl subsystem [ 0.313798] PM: RTC time: 18:00:40, date: 2019-09-24 [ 0.315374] NET: Registered protocol family 16 [ 0.316585] audit: initializing netlink subsys (disabled) [ 0.316623] audit: type=2000 audit(1569348050.098:1): state=initialized audit_enabled=0 res=1 [ 0.316706] EISA bus registered [ 0.317451] cpuidle: using governor ladder [ 0.317649] cpuidle: using governor menu [ 0.317886] ACPI: bus type PCI registered [ 0.318083] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.318438] PCI: Using configuration type 1 for base access [ 0.321615] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.328687] ACPI: Added _OSI(Module Device) [ 0.328906] ACPI: Added _OSI(Processor Device) [ 0.329111] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.329356] ACPI: Added _OSI(Processor Aggregator Device) [ 0.329585] ACPI: Added _OSI(Linux-Dell-Video) [ 0.329796] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 0.330023] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 0.334081] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 0.336046] ACPI: Interpreter enabled [ 0.336264] ACPI: (supports S0 S5) [ 0.336445] ACPI: Using IOAPIC for interrupt routing [ 0.336857] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.337355] ACPI: Enabled 2 GPEs in block 00 to 07 [ 0.342902] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.343167] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 0.344048] acpi PNP0A03:00: _OSC: not requesting OS control; OS requires [ExtendedConfig ASPM ClockPM MSI] [ 0.344456] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 0.344965] PCI host bridge to bus 0000:00 [ 0.345169] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.345438] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.345705] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 0.346670] pci_bus 0000:00: root bus resource [mem 0x40000000-0xfdffffff window] [ 0.347005] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.347285] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 0.348604] pci 0000:00:01.0: [8086:7000] type 00 class 0x060100 [ 0.349543] pci 0000:00:01.1: [8086:7111] type 00 class 0x01018a [ 0.350217] pci 0000:00:01.1: reg 0x20: [io 0xd000-0xd00f] [ 0.350615] pci 0000:00:01.1: legacy IDE quirk: reg 0x10: [io 0x01f0-0x01f7] [ 0.350910] pci 0000:00:01.1: legacy IDE quirk: reg 0x14: [io 0x03f6] [ 0.351168] pci 0000:00:01.1: legacy IDE quirk: reg 0x18: [io 0x0170-0x0177] [ 0.351466] pci 0000:00:01.1: legacy IDE quirk: reg 0x1c: [io 0x0376] [ 0.352232] pci 0000:00:02.0: [80ee:beef] type 00 class 0x030000 [ 0.355727] pci 0000:00:02.0: reg 0x10: [mem 0xe0000000-0xe0ffffff pref] [ 0.361628] pci 0000:00:03.0: [8086:100e] type 00 class 0x020000 [ 0.362832] pci 0000:00:03.0: reg 0x10: [mem 0xf0000000-0xf001ffff] [ 0.365240] pci 0000:00:03.0: reg 0x18: [io 0xd010-0xd017] [ 0.368884] pci 0000:00:04.0: [80ee:cafe] type 00 class 0x088000 [ 0.369943] pci 0000:00:04.0: reg 0x10: [io 0xd020-0xd03f] [ 0.370913] pci 0000:00:04.0: reg 0x14: [mem 0xf0400000-0xf07fffff] [ 0.371849] pci 0000:00:04.0: reg 0x18: [mem 0xf0800000-0xf0803fff pref] [ 0.375931] pci 0000:00:05.0: [8086:2415] type 00 class 0x040100 [ 0.376344] pci 0000:00:05.0: reg 0x10: [io 0xd100-0xd1ff] [ 0.376667] pci 0000:00:05.0: reg 0x14: [io 0xd200-0xd23f] [ 0.377769] pci 0000:00:06.0: [106b:003f] type 00 class 0x0c0310 [ 0.378716] pci 0000:00:06.0: reg 0x10: [mem 0xf0804000-0xf0804fff] [ 0.383218] pci 0000:00:07.0: [8086:7113] type 00 class 0x068000 [ 0.384819] pci 0000:00:07.0: quirk: [io 0x4000-0x403f] claimed by PIIX4 ACPI [ 0.385349] pci 0000:00:07.0: quirk: [io 0x4100-0x410f] claimed by PIIX4 SMB [ 0.389209] pci 0000:00:0d.0: [8086:2829] type 00 class 0x010601 [ 0.390594] pci 0000:00:0d.0: reg 0x10: [io 0xd240-0xd247] [ 0.391729] pci 0000:00:0d.0: reg 0x14: [io 0xd248-0xd24b] [ 0.392585] pci 0000:00:0d.0: reg 0x18: [io 0xd250-0xd257] [ 0.393301] pci 0000:00:0d.0: reg 0x1c: [io 0xd258-0xd25b] [ 0.394436] pci 0000:00:0d.0: reg 0x20: [io 0xd260-0xd26f] [ 0.396771] pci 0000:00:0d.0: reg 0x24: [mem 0xf0806000-0xf0807fff] [ 0.407250] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 9 10 *11) [ 0.408061] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 9 *10 11) [ 0.408563] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 *9 10 11) [ 0.408760] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 9 10 *11) [ 0.409460] SCSI subsystem initialized [ 0.409460] libata version 3.00 loaded. [ 0.409460] pci 0000:00:02.0: vgaarb: setting as boot VGA device [ 0.409460] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none [ 0.409460] pci 0000:00:02.0: vgaarb: bridge control possible [ 0.409492] vgaarb: loaded [ 0.409691] ACPI: bus type USB registered [ 0.409909] usbcore: registered new interface driver usbfs [ 0.410154] usbcore: registered new interface driver hub [ 0.412613] usbcore: registered new device driver usb [ 0.412849] pps_core: LinuxPPS API ver. 1 registered [ 0.412967] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.413558] PTP clock support registered [ 0.413961] EDAC MC: Ver: 3.0.0 [ 0.414639] PCI: Using ACPI for IRQ routing [ 0.414639] PCI: pci_cache_line_size set to 64 bytes [ 0.414639] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff] [ 0.414639] e820: reserve RAM buffer [mem 0x3fff0000-0x3fffffff] [ 0.414639] NetLabel: Initializing [ 0.414639] NetLabel: domain hash size = 128 [ 0.414639] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 0.414639] NetLabel: unlabeled traffic allowed by default [ 0.417344] clocksource: Switched to clocksource kvm-clock [ 0.437533] VFS: Disk quotas dquot_6.6.0 [ 0.437828] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 0.438231] *** VALIDATE hugetlbfs *** [ 0.438618] AppArmor: AppArmor Filesystem Enabled [ 0.438957] pnp: PnP ACPI init [ 0.439301] pnp 00:00: Plug and Play ACPI device, IDs PNP0303 (active) [ 0.439402] pnp 00:01: Plug and Play ACPI device, IDs PNP0f03 (active) [ 0.440535] pnp: PnP ACPI: found 2 devices [ 0.442789] thermal_sys: Registered thermal governor 'fair_share' [ 0.442790] thermal_sys: Registered thermal governor 'bang_bang' [ 0.443140] thermal_sys: Registered thermal governor 'step_wise' [ 0.443471] thermal_sys: Registered thermal governor 'user_space' [ 0.443804] thermal_sys: Registered thermal governor 'power_allocator' [ 0.448786] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.449739] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.450108] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.450893] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 0.451279] pci_bus 0000:00: resource 7 [mem 0x40000000-0xfdffffff window] [ 0.451750] NET: Registered protocol family 2 [ 0.452306] tcp_listen_portaddr_hash hash table entries: 512 (order: 1, 8192 bytes, linear) [ 0.452844] TCP established hash table entries: 8192 (order: 4, 65536 bytes, linear) [ 0.453354] TCP bind hash table entries: 8192 (order: 5, 131072 bytes, linear) [ 0.453815] TCP: Hash tables configured (established 8192 bind 8192) [ 0.454212] UDP hash table entries: 512 (order: 2, 16384 bytes, linear) [ 0.454572] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes, linear) [ 0.455051] NET: Registered protocol family 1 [ 0.455347] NET: Registered protocol family 44 [ 0.455720] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 0.456102] pci 0000:00:01.0: Activating ISA DMA hang workarounds [ 0.456552] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff] [ 0.459004] PCI: CLS 0 bytes, default 64 [ 0.459359] Trying to unpack rootfs image as initramfs... [ 1.150301] Freeing initrd memory: 38888K [ 1.150598] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x29b5049ca8c, max_idle_ns: 440795222133 ns [ 1.151119] clocksource: Switched to clocksource tsc [ 1.151389] platform rtc_cmos: registered platform RTC device (no PNP device found) [ 1.151750] check: Scanning for low memory corruption every 60 seconds [ 1.154041] Initialise system trusted keyrings [ 1.154279] Key type blacklist registered [ 1.154657] workingset: timestamp_bits=36 max_order=18 bucket_order=0 [ 1.157174] zbud: loaded [ 1.158056] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 1.158610] fuse: init (API version 7.31) [ 1.158930] Platform Keyring initialized [ 1.164425] Key type asymmetric registered [ 1.164782] Asymmetric key parser 'x509' registered [ 1.165146] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 244) [ 1.165853] io scheduler mq-deadline registered [ 1.166423] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 1.166879] intel_idle: Please enable MWAIT in BIOS SETUP [ 1.167028] ACPI: AC Adapter [AC] (on-line) [ 1.167277] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 1.167628] ACPI: Power Button [PWRF] [ 1.167878] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 1.168248] ACPI: Sleep Button [SLPF] [ 1.168908] Serial: 8250/16550 driver, 32 ports, IRQ sharing enabled [ 1.170460] battery: ACPI: Battery Slot [BAT0] (battery present) [ 1.170531] Linux agpgart interface v0.103 [ 1.173032] loop: module loaded [ 1.173515] ata_piix 0000:00:01.1: version 2.13 [ 1.174135] scsi host0: ata_piix [ 1.174623] scsi host1: ata_piix [ 1.174942] ata1: PATA max UDMA/33 cmd 0x1f0 ctl 0x3f6 bmdma 0xd000 irq 14 [ 1.175335] ata2: PATA max UDMA/33 cmd 0x170 ctl 0x376 bmdma 0xd008 irq 15 [ 1.175925] libphy: Fixed MDIO Bus: probed [ 1.176350] tun: Universal TUN/TAP device driver, 1.6 [ 1.176816] PPP generic driver version 2.4.2 [ 1.177194] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 1.177582] ehci-pci: EHCI PCI platform driver [ 1.177918] ehci-platform: EHCI generic platform driver [ 1.178281] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 1.178609] ohci-pci: OHCI PCI platform driver [ 1.180823] ohci-pci 0000:00:06.0: OHCI PCI host controller [ 1.181219] ohci-pci 0000:00:06.0: new USB bus registered, assigned bus number 1 [ 1.182120] ohci-pci 0000:00:06.0: irq 22, io mem 0xf0804000 [ 1.241267] usb usb1: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 5.03 [ 1.241632] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 1.241958] usb usb1: Product: OHCI PCI host controller [ 1.242206] usb usb1: Manufacturer: Linux 5.3.0-10-generic ohci_hcd [ 1.242471] usb usb1: SerialNumber: 0000:00:06.0 [ 1.242958] hub 1-0:1.0: USB hub found [ 1.243179] hub 1-0:1.0: 12 ports detected [ 1.243805] ohci-platform: OHCI generic platform driver [ 1.244052] uhci_hcd: USB Universal Host Controller Interface driver [ 1.244400] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f03:PS2M] at 0x60,0x64 irq 1,12 [ 1.245316] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 1.245567] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 1.245877] mousedev: PS/2 mouse device common for all mice [ 1.247012] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 1.247543] rtc_cmos rtc_cmos: registered as rtc0 [ 1.247777] rtc_cmos rtc_cmos: alarms up to one day, 114 bytes nvram [ 1.248048] i2c /dev entries driver [ 1.248289] device-mapper: uevent: version 1.0.3 [ 1.248607] device-mapper: ioctl: 4.40.0-ioctl (2019-01-18) initialised: dm-devel@redhat.com [ 1.249054] platform eisa.0: Probing EISA bus 0 [ 1.249267] platform eisa.0: EISA: Cannot allocate resource for mainboard [ 1.249536] platform eisa.0: Cannot allocate resource for EISA slot 1 [ 1.249794] platform eisa.0: Cannot allocate resource for EISA slot 2 [ 1.250053] platform eisa.0: Cannot allocate resource for EISA slot 3 [ 1.250328] platform eisa.0: Cannot allocate resource for EISA slot 4 [ 1.250594] platform eisa.0: Cannot allocate resource for EISA slot 5 [ 1.250853] platform eisa.0: Cannot allocate resource for EISA slot 6 [ 1.251111] platform eisa.0: Cannot allocate resource for EISA slot 7 [ 1.251368] platform eisa.0: Cannot allocate resource for EISA slot 8 [ 1.251625] platform eisa.0: EISA: Detected 0 cards [ 1.251843] intel_pstate: CPU model not supported [ 1.252150] ledtrig-cpu: registered to indicate activity on CPUs [ 1.253631] NET: Registered protocol family 10 [ 1.260420] Segment Routing with IPv6 [ 1.260853] NET: Registered protocol family 17 [ 1.261301] Key type dns_resolver registered [ 1.261851] RAS: Correctable Errors collector initialized. [ 1.262103] sched_clock: Marking stable (1207278349, 54469615)->(1276606566, -14858602) [ 1.262661] registered taskstats version 1 [ 1.262875] Loading compiled-in X.509 certificates [ 1.264934] Loaded X.509 cert 'Build time autogenerated kernel key: 433921b71fd64227fb99bfe1143482d12b616a67' [ 1.265378] zswap: loaded using pool lzo/zbud [ 1.276184] Key type big_key registered [ 1.279739] Key type encrypted registered [ 1.279961] AppArmor: AppArmor sha1 policy hashing enabled [ 1.280544] ima: No TPM chip found, activating TPM-bypass! [ 1.280844] ima: Allocated hash algorithm: sha1 [ 1.281064] No architecture policies found [ 1.281279] evm: Initialising EVM extended attributes: [ 1.281504] evm: security.selinux [ 1.281679] evm: security.SMACK64 [ 1.281854] evm: security.SMACK64EXEC [ 1.282037] evm: security.SMACK64TRANSMUTE [ 1.282231] evm: security.SMACK64MMAP [ 1.282415] evm: security.apparmor [ 1.282592] evm: security.ima [ 1.282757] evm: security.capability [ 1.282939] evm: HMAC attrs: 0x1 [ 1.283478] PM: Magic number: 3:693:39 [ 1.283690] bdi 7:4: hash matches [ 1.283992] rtc_cmos rtc_cmos: setting system clock to 2019-09-24T18:00:41 UTC (1569348041) [ 1.344895] ata2.00: ATAPI: VBOX CD-ROM, 1.0, max UDMA/133 [ 1.346256] scsi 1:0:0:0: CD-ROM VBOX CD-ROM 1.0 PQ: 0 ANSI: 5 [ 1.347108] sr 1:0:0:0: [sr0] scsi3-mmc drive: 32x/32x xa/form2 tray [ 1.347369] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 1.348174] sr 1:0:0:0: Attached scsi CD-ROM sr0 [ 1.348243] sr 1:0:0:0: Attached scsi generic sg0 type 5 [ 1.350071] Freeing unused decrypted memory: 2040K [ 1.350732] Freeing unused kernel image memory: 2668K [ 1.361114] Write protecting the kernel read-only data: 22528k [ 1.361980] Freeing unused kernel image memory: 2008K [ 1.362553] Freeing unused kernel image memory: 1416K [ 1.371315] x86/mm: Checked W+X mappings: passed, no W+X pages found. [ 1.371596] x86/mm: Checking user space page tables [ 1.380006] x86/mm: Checked W+X mappings: passed, no W+X pages found. [ 1.380726] Run /init as init process [ 1.490666] ACPI: Video Device [GFX0] (multi-head: yes rom: no post: no) [ 1.491606] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/LNXVIDEO:00/input/input4 [ 1.515245] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 1.515650] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 1.521440] piix4_smbus 0000:00:07.0: SMBus Host Controller at 0x4100, revision 0 [ 1.541387] ahci 0000:00:0d.0: version 3.0 [ 1.544400] ahci 0000:00:0d.0: SSS flag set, parallel bus scan disabled [ 1.545078] ahci 0000:00:0d.0: AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl SATA mode [ 1.545640] ahci 0000:00:0d.0: flags: 64bit ncq stag only ccc [ 1.563599] scsi host2: ahci [ 1.563967] ata3: SATA max UDMA/133 abar m8192@0xf0806000 port 0xf0806100 irq 21 [ 1.740655] usb 1-1: new full-speed USB device number 2 using ohci-pci [ 1.746523] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input5 [ 1.884814] ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300) [ 1.885431] ata3.00: ATA-8: VBOX HARDDISK, 1.0, max UDMA/133 [ 1.885893] ata3.00: 14690288 sectors, multi 128: LBA48 NCQ (depth 32) [ 1.886484] ata3.00: ATA Identify Device Log not supported [ 1.886916] ata3.00: Security Log not supported [ 1.887543] ata3.00: ATA Identify Device Log not supported [ 1.887990] ata3.00: Security Log not supported [ 1.888380] ata3.00: configured for UDMA/133 [ 1.889506] scsi 2:0:0:0: Direct-Access ATA VBOX HARDDISK 1.0 PQ: 0 ANSI: 5 [ 1.890593] sd 2:0:0:0: Attached scsi generic sg1 type 0 [ 1.890615] sd 2:0:0:0: [sda] 14690288 512-byte logical blocks: (7.52 GB/7.00 GiB) [ 1.891346] sd 2:0:0:0: [sda] Write Protect is off [ 1.891563] sd 2:0:0:0: [sda] Mode Sense: 00 3a 00 00 [ 1.891581] sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 1.900742] sda: sda1 [ 1.901582] sd 2:0:0:0: [sda] Attached SCSI disk [ 2.013114] e1000 0000:00:03.0 eth0: (PCI:33MHz:32-bit) 00:00:00:09:01:66 [ 2.013530] e1000 0000:00:03.0 eth0: Intel(R) PRO/1000 Network Connection [ 2.015240] e1000 0000:00:03.0 enp0s3: renamed from eth0 [ 2.066655] usb 1-1: New USB device found, idVendor=80ee, idProduct=0021, bcdDevice= 1.00 [ 2.067026] usb 1-1: New USB device strings: Mfr=1, Product=3, SerialNumber=0 [ 2.067303] usb 1-1: Product: USB Tablet [ 2.067494] usb 1-1: Manufacturer: VirtualBox [ 2.073435] hidraw: raw HID events driver (C) Jiri Kosina [ 2.084008] usbcore: registered new interface driver usbhid [ 2.084390] usbhid: USB HID core driver [ 2.087911] input: VirtualBox USB Tablet as /devices/pci0000:00/0000:00:06.0/usb1/1-1/1-1:1.0/0003:80EE:0021.0001/input/input6 [ 2.089406] hid-generic 0003:80EE:0021.0001: input,hidraw0: USB HID v1.10 Mouse [VirtualBox USB Tablet] on usb-0000:00:06.0-1/input0 [ 2.175829] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null) [ 2.388242] systemd[1]: systemd 237 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid) [ 2.389200] systemd[1]: Detected virtualization oracle. [ 2.389453] systemd[1]: Detected architecture x86-64. [ 2.394928] systemd[1]: Set hostname to . [ 2.571742] systemd[1]: Reached target User and Group Name Lookups. [ 2.573128] systemd[1]: Reached target Swap. [ 2.573838] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ 2.574716] systemd[1]: Reached target Remote File Systems. [ 2.575505] systemd[1]: Reached target System Time Synchronized. [ 2.576452] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ 2.644621] EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro [ 2.750110] systemd-journald[280]: Received request to flush runtime journal from PID 1 [ 3.147779] vboxguest: loading out-of-tree module taints kernel. [ 3.166155] vgdrvHeartbeatInit: Setting up heartbeat to trigger every 2000 milliseconds [ 3.172907] input: Unspecified device as /devices/pci0000:00/0000:00:04.0/input/input7 [ 3.225376] vboxguest: misc device minor 54, IRQ 20, I/O port d020, MMIO at 00000000f0400000 (size 0x400000) [ 3.225379] vboxguest: Successfully loaded version 6.0.12_Ubuntu (interface 0x00010004) [ 3.237464] audit: type=1400 audit(1569348043.447:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/bin/man" pid=391 comm="apparmor_parser" [ 3.237470] audit: type=1400 audit(1569348043.447:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="man_filter" pid=391 comm="apparmor_parser" [ 3.237474] audit: type=1400 audit(1569348043.447:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="man_groff" pid=391 comm="apparmor_parser" [ 3.242278] audit: type=1400 audit(1569348043.455:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/sbin/dhclient" pid=390 comm="apparmor_parser" [ 3.242281] audit: type=1400 audit(1569348043.455:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-client.action" pid=390 comm="apparmor_parser" [ 3.242283] audit: type=1400 audit(1569348043.455:7): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/NetworkManager/nm-dhcp-helper" pid=390 comm="apparmor_parser" [ 3.242286] audit: type=1400 audit(1569348043.455:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/lib/connman/scripts/dhclient-script" pid=390 comm="apparmor_parser" [ 3.254994] audit: type=1400 audit(1569348043.467:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/usr/sbin/tcpdump" pid=396 comm="apparmor_parser" [ 3.677455] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 3.683601] [drm] VRAM 01000000 [ 3.723254] [TTM] Zone kernel: Available graphics memory: 502268 KiB [ 3.723256] [TTM] Initializing pool allocator [ 3.723265] [TTM] Initializing DMA pool allocator [ 3.733549] fbcon: vboxvideodrmfb (fb0) is primary device [ 3.765357] Console: switching to colour frame buffer device 100x37 [ 3.772399] vboxvideo 0000:00:02.0: fb0: vboxvideodrmfb frame buffer device [ 3.775969] cryptd: max_cpu_qlen set to 1000 [ 3.786226] [drm] Initialized vboxvideo 1.0.0 20130823 for 0000:00:02.0 on minor 0 [ 3.865504] AVX version of gcm_enc/dec engaged. [ 3.865506] AES CTR mode by8 optimization enabled [ 3.975602] snd_intel8x0 0000:00:05.0: white list rate for 1028:0177 is 48000 [ 4.274010] vboxsf: g_fHostFeatures=0x8000000f g_fSfFeatures=0x1 g_uSfLastFunction=29 [ 4.274233] vboxsf: Successfully loaded version 6.0.12_Ubuntu [ 4.274280] vboxsf: Successfully loaded version 6.0.12_Ubuntu on 5.3.0-10-generic SMP mod_unload (LINUX_VERSION_CODE=0x50300) [ 4.502652] VBoxService 5.2.8 r121009 (verbosity: 0) linux.amd64 (Feb 26 2018 15:59:51) release log 00:00:00.000151 main Log opened 2019-09-24T18:00:44.718634000Z [ 4.502731] 00:00:00.000285 main OS Product: Linux [ 4.502757] 00:00:00.000315 main OS Release: 5.3.0-10-generic [ 4.502781] 00:00:00.000340 main OS Version: #11-Ubuntu SMP Mon Sep 9 15:12:17 UTC 2019 [ 4.502810] 00:00:00.000364 main Executable: /opt/VBoxGuestAdditions-5.2.8/sbin/VBoxService 00:00:00.000364 main Process ID: 712 00:00:00.000365 main Package type: LINUX_64BITS_GENERIC [ 4.503430] 00:00:00.000983 main 5.2.8 r121009 started. Verbose level = 0 [ 4.515589] 00:00:00.013088 automount vbsvcAutoMountWorker: Shared folder 'kernel' was mounted to '/media/sf_kernel' [ 4.522515] 00:00:00.020027 automount vbsvcAutoMountWorker: Shared folder 'linux' was mounted to '/media/sf_linux' [ 4.525906] 00:00:00.023420 automount vbsvcAutoMountWorker: Shared folder 'rdma' was mounted to '/media/sf_rdma' [ 4.531499] 00:00:00.029011 automount vbsvcAutoMountWorker: Shared folder 'smbdirect' was mounted to '/media/sf_smbdirect' [ 5.960683] e1000: enp0s3 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX [ 5.961230] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s3: link becomes ready [ 526.078118] SoftiWARP attached [ 699.673113] rdma_rxe: loaded [ 728.820676] lo speed is unknown, defaulting to 1000 [ 728.820706] lo speed is unknown, defaulting to 1000 [ 728.820774] lo speed is unknown, defaulting to 1000 [ 728.824230] infiniband rxe_lo: set active [ 728.824234] infiniband rxe_lo: added lo [ 728.824246] lo speed is unknown, defaulting to 1000 [ 732.797704] lo speed is unknown, defaulting to 1000 [ 732.799760] lo speed is unknown, defaulting to 1000 [ 732.803143] lo speed is unknown, defaulting to 1000 [ 732.806826] lo speed is unknown, defaulting to 1000 [ 732.810408] lo speed is unknown, defaulting to 1000 [ 1392.161874] lo speed is unknown, defaulting to 1000 [ 1392.165426] lo speed is unknown, defaulting to 1000 [ 1392.168202] lo speed is unknown, defaulting to 1000 [ 1392.170835] lo speed is unknown, defaulting to 1000 [ 1392.173419] lo speed is unknown, defaulting to 1000 [ 1518.924471] smbdirect: module verification failed: signature and/or required key missing - tainting kernel [ 1518.924533] smbdirect: Unknown symbol rdma_event_msg (err -2) [ 1518.924564] smbdirect: Unknown symbol rdma_resolve_addr (err -2) [ 1518.924593] smbdirect: Unknown symbol rdma_disconnect (err -2) [ 1518.924617] smbdirect: Unknown symbol rdma_resolve_route (err -2) [ 1518.924636] smbdirect: Unknown symbol rdma_bind_addr (err -2) [ 1518.924651] smbdirect: Unknown symbol rdma_create_qp (err -2) [ 1518.924678] smbdirect: Unknown symbol rdma_set_afonly (err -2) [ 1518.924694] smbdirect: Unknown symbol rdma_listen (err -2) [ 1518.924706] smbdirect: Unknown symbol rdma_destroy_qp (err -2) [ 1518.924729] smbdirect: Unknown symbol __rdma_accept (err -2) [ 1518.924745] smbdirect: Unknown symbol rdma_connect (err -2) [ 1518.924766] smbdirect: Unknown symbol rdma_destroy_id (err -2) [ 1518.924778] smbdirect: Unknown symbol __rdma_create_id (err -2) [ 1557.715423] /root/smbdirect/smbdirect_socket.c:2921:smbdirect_socket_create_wrapper(): before rcu_read_lock [ 1557.715425] /root/smbdirect/smbdirect_socket.c:2921:smbdirect_socket_create_wrapper(): after rcu_read_lock [ 1557.715426] /root/smbdirect/smbdirect_socket.c:2974:smbdirect_socket_create_wrapper(): before rcu_read_unlock [ 1557.715426] /root/smbdirect/smbdirect_socket.c:2974:smbdirect_socket_create_wrapper(): after rcu_read_unlock [ 1557.715430] /root/smbdirect/smbdirect_socket.c:51:smbdirect_socket_init_internal(): before mutex_lock [ 1557.715431] /root/smbdirect/smbdirect_socket.c:51:smbdirect_socket_init_internal(): after mutex_lock [ 1557.715431] /root/smbdirect/smbdirect_socket.c:55:smbdirect_socket_init_internal(): before mutex_unlock [ 1557.715432] /root/smbdirect/smbdirect_socket.c:55:smbdirect_socket_init_internal(): after mutex_unlock [ 1557.715435] /root/smbdirect/smbdirect_socket.c:58:smbdirect_socket_init_internal(): INITIALIZED[0000000059d5022e] [ 1557.715436] /root/smbdirect/smbdirect_socket.c:153:smbdirect_proto_init(): CONSTRUCTED[0000000059d5022e] [ 1557.715436] /root/smbdirect/smbdirect_socket.c:2794:smbdirect_family_create(): here [ 1557.715454] /root/smbdirect/smbdirect_socket.c:333:smbdirect_proto_ops_connect(): before lock_sock [ 1557.715456] /root/smbdirect/smbdirect_socket.c:333:smbdirect_proto_ops_connect(): after lock_sock [ 1557.715494] /root/smbdirect/smbdirect_socket.c:408:smbdirect_proto_ops_connect(): STILL CONNECTING[0000000059d5022e] [ 1557.715495] /root/smbdirect/smbdirect_socket.c:409:smbdirect_proto_ops_connect(): before release_sock [ 1557.715496] /root/smbdirect/smbdirect_socket.c:409:smbdirect_proto_ops_connect(): after release_sock [ 1557.715611] /root/smbdirect/smbdirect_connect.c:186:smbdirect_connect_rdma_event_handler(): here [ 1557.715613] /root/smbdirect/smbdirect_connect.c:192:smbdirect_connect_rdma_event_handler(): here [ 1557.715623] /root/smbdirect/smbdirect_connect.c:193:smbdirect_connect_rdma_event_handler(): GOT[address resolved] EXP[address resolved] [ 1557.715625] /root/smbdirect/smbdirect_connect.c:197:smbdirect_connect_rdma_event_handler(): before spin_lock_irqsave [ 1557.715626] /root/smbdirect/smbdirect_connect.c:197:smbdirect_connect_rdma_event_handler(): after spin_lock_irqsave [ 1557.715627] /root/smbdirect/smbdirect_connect.c:199:smbdirect_connect_rdma_event_handler(): GOT[address resolved] EXP[address resolved] [ 1557.715628] /root/smbdirect/smbdirect_connect.c:210:smbdirect_connect_rdma_event_handler(): here [ 1557.715629] /root/smbdirect/smbdirect_connect.c:219:smbdirect_connect_rdma_event_handler(): here [ 1557.715631] /root/smbdirect/smbdirect_connect.c:224:smbdirect_connect_rdma_event_handler(): SCHEDULE smbdirect_connect_rdma_event_continue[0000000059d5022e] [ 1557.715638] /root/smbdirect/smbdirect_connect.c:228:smbdirect_connect_rdma_event_handler(): here [ 1557.715639] /root/smbdirect/smbdirect_connect.c:229:smbdirect_connect_rdma_event_handler(): before spin_unlock_irqrestore [ 1557.715640] /root/smbdirect/smbdirect_connect.c:229:smbdirect_connect_rdma_event_handler(): after spin_unlock_irqrestore [ 1557.715641] /root/smbdirect/smbdirect_connect.c:230:smbdirect_connect_rdma_event_handler(): here [ 1557.715646] /root/smbdirect/smbdirect_connect.c:246:smbdirect_connect_rdma_event_continue(): here [ 1557.715647] /root/smbdirect/smbdirect_connect.c:252:smbdirect_connect_rdma_event_continue(): CONTINUE[address resolved] [ 1557.715649] /root/smbdirect/smbdirect_connect.c:255:smbdirect_connect_rdma_event_continue(): before lock_sock [ 1557.715650] /root/smbdirect/smbdirect_connect.c:255:smbdirect_connect_rdma_event_continue(): after lock_sock [ 1557.715651] /root/smbdirect/smbdirect_connect.c:257:smbdirect_connect_rdma_event_continue(): here [ 1557.715653] /root/smbdirect/smbdirect_connect.c:260:smbdirect_connect_rdma_event_continue(): here [ 1557.715657] /root/smbdirect/smbdirect_connect.c:268:smbdirect_connect_rdma_event_continue(): here [ 1557.715658] /root/smbdirect/smbdirect_connect.c:269:smbdirect_connect_rdma_event_continue(): before release_sock [ 1557.715660] /root/smbdirect/smbdirect_connect.c:269:smbdirect_connect_rdma_event_continue(): after release_sock [ 1557.715661] /root/smbdirect/smbdirect_connect.c:186:smbdirect_connect_rdma_event_handler(): here [ 1557.715662] /root/smbdirect/smbdirect_connect.c:192:smbdirect_connect_rdma_event_handler(): here [ 1557.715663] /root/smbdirect/smbdirect_connect.c:193:smbdirect_connect_rdma_event_handler(): GOT[route resolved ] EXP[route resolved ] [ 1557.715665] /root/smbdirect/smbdirect_connect.c:197:smbdirect_connect_rdma_event_handler(): before spin_lock_irqsave [ 1557.715666] /root/smbdirect/smbdirect_connect.c:197:smbdirect_connect_rdma_event_handler(): after spin_lock_irqsave [ 1557.715667] /root/smbdirect/smbdirect_connect.c:199:smbdirect_connect_rdma_event_handler(): GOT[route resolved ] EXP[route resolved ] [ 1557.715669] /root/smbdirect/smbdirect_connect.c:210:smbdirect_connect_rdma_event_handler(): here [ 1557.715670] /root/smbdirect/smbdirect_connect.c:219:smbdirect_connect_rdma_event_handler(): here [ 1557.715672] /root/smbdirect/smbdirect_connect.c:224:smbdirect_connect_rdma_event_handler(): SCHEDULE smbdirect_connect_rdma_event_continue[0000000059d5022e] [ 1557.715674] /root/smbdirect/smbdirect_connect.c:228:smbdirect_connect_rdma_event_handler(): here [ 1557.715675] /root/smbdirect/smbdirect_connect.c:229:smbdirect_connect_rdma_event_handler(): before spin_unlock_irqrestore [ 1557.715676] /root/smbdirect/smbdirect_connect.c:229:smbdirect_connect_rdma_event_handler(): after spin_unlock_irqrestore [ 1557.715678] /root/smbdirect/smbdirect_connect.c:230:smbdirect_connect_rdma_event_handler(): here [ 1557.715680] /root/smbdirect/smbdirect_connect.c:246:smbdirect_connect_rdma_event_continue(): here [ 1557.715683] /root/smbdirect/smbdirect_connect.c:252:smbdirect_connect_rdma_event_continue(): CONTINUE[route resolved ] [ 1557.715684] /root/smbdirect/smbdirect_connect.c:255:smbdirect_connect_rdma_event_continue(): before lock_sock [ 1557.715685] /root/smbdirect/smbdirect_connect.c:255:smbdirect_connect_rdma_event_continue(): after lock_sock [ 1557.715687] /root/smbdirect/smbdirect_connect.c:257:smbdirect_connect_rdma_event_continue(): here [ 1557.715688] /root/smbdirect/smbdirect_connect.c:273:smbdirect_connect_rdma_event_continue(): here [ 1557.715765] iwpm_register_pid: Unable to send a nlmsg (client = 2) [ 1557.725695] /root/smbdirect/smbdirect_socket.c:333:smbdirect_proto_ops_connect(): before lock_sock [ 1569.745993] /root/smbdirect/smbdirect_connection.c:326:smbdirect_connection_idle_handler(): before lock_sock [ 1688.018206] /root/smbdirect/smbdirect_connect.c:276:smbdirect_connect_rdma_event_continue(): rc=-110 [ 1688.018212] /root/smbdirect/smbdirect_connection.c:526:__smbdirect_connection_disconnect_locked(): sk_err=103 reason='defer_cleanup' from smbdirect_connection_defer_cleanup() [ 1688.018226] /root/smbdirect/smbdirect_connect.c:278:smbdirect_connect_rdma_event_continue(): before release_sock [ 1688.018265] /root/smbdirect/smbdirect_connect.c:278:smbdirect_connect_rdma_event_continue(): after release_sock [ 1688.018272] /root/smbdirect/smbdirect_connection.c:494:smbdirect_connection_cleanup_handler(): DESTROY RESUMED[0000000059d5022e] [ 1688.018273] /root/smbdirect/smbdirect_connection.c:499:smbdirect_connection_cleanup_handler(): before lock_sock [ 1688.018276] /root/smbdirect/smbdirect_connection.c:499:smbdirect_connection_cleanup_handler(): after lock_sock [ 1688.018363] /root/smbdirect/smbdirect_connection.c:503:smbdirect_connection_cleanup_handler(): before release_sock [ 1688.018368] /root/smbdirect/smbdirect_connection.c:503:smbdirect_connection_cleanup_handler(): after release_sock [ 1688.018465] /root/smbdirect/smbdirect_connection.c:326:smbdirect_connection_idle_handler(): after lock_sock [ 1688.018470] /root/smbdirect/smbdirect_connection.c:330:smbdirect_connection_idle_handler(): UNFINISHED disconnecting [ 1688.018490] BUG: kernel NULL pointer dereference, address: 0000000000000012 [ 1688.018577] #PF: supervisor read access in kernel mode [ 1688.018621] #PF: error_code(0x0000) - not-present page [ 1688.018663] PGD 8000000031aa7067 P4D 8000000031aa7067 PUD 3a510067 PMD 0 [ 1688.018725] Oops: 0000 [#1] SMP PTI [ 1688.018760] CPU: 0 PID: 1209 Comm: kworker/u4:3 Tainted: G OE 5.3.0-10-generic #11-Ubuntu [ 1688.018940] Hardware name: innotek GmbH VirtualBox/VirtualBox, BIOS VirtualBox 12/01/2006 [ 1688.019012] Workqueue: smbdirect_idle smbdirect_connection_idle_handler [smbdirect] [ 1688.019076] RIP: 0010:__smbdirect_connection_disconnect_locked+0x26/0xf0 [smbdirect] [ 1688.019133] Code: 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 41 56 41 55 41 54 53 48 83 ec 10 48 8b 1f 65 48 8b 04 25 28 00 00 00 48 89 45 d8 31 c0 <0f> b6 43 12 4c 8b b3 78 02 00 00 88 45 d7 0f b6 45 d7 3c 0b 75 20 [ 1688.019263] RSP: 0018:ffffab5c00047dd0 EFLAGS: 00010246 [ 1688.019302] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffc058cf80 [ 1688.019353] RDX: ffffffffc058d858 RSI: 0000000000000067 RDI: ffff8ac4f64ebba0 [ 1688.019404] RBP: ffffab5c00047e00 R08: 000000000000025a R09: 0000000000000004 [ 1688.019456] R10: 0000000000000000 R11: 0000000000000001 R12: ffff8ac4f64ebbd0 [ 1688.019507] R13: ffff8ac4f64ebbe8 R14: 0000000fffffffe0 R15: ffff8ac4f64ebbc8 [ 1688.019559] FS: 0000000000000000(0000) GS:ffff8ac4fea00000(0000) knlGS:0000000000000000 [ 1688.019617] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1688.019659] CR2: 0000000000000012 CR3: 0000000032fea003 CR4: 00000000000606f0 [ 1688.019718] Call Trace: [ 1688.019751] smbdirect_connection_idle_handler+0x35f/0x380 [smbdirect] [ 1688.019805] process_one_work+0x1db/0x380 [ 1688.019839] worker_thread+0x4d/0x400 [ 1688.019872] kthread+0x104/0x140 [ 1688.019900] ? process_one_work+0x380/0x380 [ 1688.019935] ? kthread_park+0x80/0x80 [ 1688.019968] ret_from_fork+0x35/0x40 [ 1688.019998] Modules linked in: smbdirect(OE) ib_umad rdma_cm iw_cm ib_cm rdma_rxe ib_uverbs ip6_udp_tunnel udp_tunnel siw ib_core libcrc32c vboxsf(O) intel_rapl_msr intel_rapl_common crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 crypto_simd cryptd glue_helper intel_rapl_perf joydev snd_intel8x0 snd_ac97_codec ac97_bus vboxvideo input_leds drm_vram_helper serio_raw ttm snd_pcm snd_timer drm_kms_helper drm snd fb_sys_fops syscopyarea soundcore sysfillrect vboxguest(O) mac_hid sysimgblt sch_fq_codel ip_tables x_tables autofs4 hid_generic usbhid hid ahci psmouse libahci i2c_piix4 e1000 pata_acpi video [ 1688.026084] CR2: 0000000000000012 [ 1688.027182] ---[ end trace 02c4b52a19283e03 ]--- [ 1688.027733] RIP: 0010:__smbdirect_connection_disconnect_locked+0x26/0xf0 [smbdirect] [ 1688.028290] Code: 00 00 00 00 0f 1f 44 00 00 55 48 89 e5 41 56 41 55 41 54 53 48 83 ec 10 48 8b 1f 65 48 8b 04 25 28 00 00 00 48 89 45 d8 31 c0 <0f> b6 43 12 4c 8b b3 78 02 00 00 88 45 d7 0f b6 45 d7 3c 0b 75 20 [ 1688.029997] RSP: 0018:ffffab5c00047dd0 EFLAGS: 00010246 [ 1688.030552] RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffffc058cf80 [ 1688.031133] RDX: ffffffffc058d858 RSI: 0000000000000067 RDI: ffff8ac4f64ebba0 [ 1688.031682] RBP: ffffab5c00047e00 R08: 000000000000025a R09: 0000000000000004 [ 1688.032224] R10: 0000000000000000 R11: 0000000000000001 R12: ffff8ac4f64ebbd0 [ 1688.032754] R13: ffff8ac4f64ebbe8 R14: 0000000fffffffe0 R15: ffff8ac4f64ebbc8 [ 1688.033273] FS: 0000000000000000(0000) GS:ffff8ac4fea00000(0000) knlGS:0000000000000000 [ 1688.033798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1688.034329] CR2: 0000000000000012 CR3: 0000000032fea003 CR4: 00000000000606f0 root@ub1704-166:~/smbdirect# cat /proc/1209/stack [<0>] lock_sock_nested+0x5f/0x70 [<0>] smbdirect_connection_idle_handler+0x82/0x380 [smbdirect] [<0>] process_one_work+0x1db/0x380 [<0>] worker_thread+0x4d/0x400 [<0>] kthread+0x104/0x140 [<0>] ret_from_fork+0x35/0x40 root@ub1704-166:~/smbdirect# cat /proc/1208/stack [<0>] lock_sock_nested+0x5f/0x70 [<0>] smbdirect_proto_ops_connect+0xa0/0x840 [smbdirect] [<0>] __sys_connect+0xf1/0x130 [<0>] __x64_sys_connect+0x1a/0x20 [<0>] do_syscall_64+0x5a/0x130 [<0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 => BUG in siw_connect() it does a blocking tdb connect