[ 0.000000] Linux version 4.14.67 (address@hidden) (gcc version 7.3.0 (Buildroot 2018.11-rc1-00017-g6a74acb6fb)) #3 SMP Mon Dec 3 15:56:35 CET 2018 [ 0.000000] Command line: root=/dev/pmem0 ro console=hvc0 [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 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] 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 0x0000000000100000-0x000000001fffcfff] usable [ 0.000000] BIOS-e820: [mem 0x000000001fffd000-0x000000001fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000080000000-0x000000008fffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] Hypervisor detected: KVM [ 0.000000] tsc: Fast TSC calibration failed [ 0.000000] tsc: Unable to calibrate against PIT [ 0.000000] tsc: No reference (HPET/PMTIMER) available [ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.000000] e820: last_pfn = 0x1fffd max_arch_pfn = 0x400000000 [ 0.000000] MTRR default type: write-back [ 0.000000] MTRR fixed ranges enabled: [ 0.000000] 00000-9FFFF write-back [ 0.000000] A0000-BFFFF uncachable [ 0.000000] C0000-FFFFF write-protect [ 0.000000] MTRR variable ranges enabled: [ 0.000000] 0 base 0020000000 mask FF20000000 uncachable [ 0.000000] 1 disabled [ 0.000000] 2 disabled [ 0.000000] 3 disabled [ 0.000000] 4 disabled [ 0.000000] 5 disabled [ 0.000000] 6 disabled [ 0.000000] 7 disabled [ 0.000000] x86/PAT: Configuration [0-7]: WB WT UC- UC WB WT UC- UC [ 0.000000] found SMP MP-table at [mem 0x000f3ee0-0x000f3eef] mapped at [ffffffffff200ee0] [ 0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576 [ 0.000000] Using GB pages for direct mapping [ 0.000000] BRK [0x024f3000, 0x024f3fff] PGTABLE [ 0.000000] BRK [0x024f4000, 0x024f4fff] PGTABLE [ 0.000000] BRK [0x024f5000, 0x024f5fff] PGTABLE [ 0.000000] BRK [0x024f6000, 0x024f6fff] PGTABLE [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F3D80 000024 (v02 BOCHS ) [ 0.000000] ACPI: XSDT 0x000000001FFFEF7C 000054 (v01 BOCHS BXPCXSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 0x000000001FFFE967 00010C (v05 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 0x000000001FFFD7C0 0011A7 (v02 BOCHS BXPCDSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 0x000000001FFFEA73 000078 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: SRAT 0x000000001FFFEAEB 000108 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.000000] ACPI: MCFG 0x000000001FFFEBF3 00003C (v01 BOCHS BXPCMCFG 00000001 BXPC 00000001) [ 0.000000] ACPI: SSDT 0x000000001FFFEC2F 00026D (v01 BOCHS NVDIMM 00000001 BXPC 00000001) [ 0.000000] ACPI: NFIT 0x000000001FFFEE9C 0000E0 (v01 BOCHS BXPCNFIT 00000001 BXPC 00000001) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 0:1fff9001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 577000846 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x000000001fffcfff] [ 0.000000] Normal empty [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x000000001fffcfff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000001fffcfff] [ 0.000000] On node 0 totalpages: 130971 [ 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: 1984 pages used for memmap [ 0.000000] DMA32 zone: 126973 pages, LIFO batch:31 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, 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 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 1 CPUs, 0 hotplug CPUs [ 0.000000] e820: [mem 0x90000000-0xfeffbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1910969940391419 ns [ 0.000000] setup_percpu: NR_CPUS:240 nr_cpumask_bits:240 nr_cpu_ids:1 nr_node_ids:1 [ 0.000000] percpu: Embedded 42 pages/cpu @ffff88001fc00000 s131800 r8192 d32040 u2097152 [ 0.000000] pcpu-alloc: s131800 r8192 d32040 u2097152 alloc=1*2097152 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] KVM setup async PF for cpu 0 [ 0.000000] kvm-stealtime: cpu 0, msr 1fc14e80 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 128902 [ 0.000000] Kernel command line: root=/dev/pmem0 ro console=hvc0 [ 0.000000] PID hash table entries: 2048 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 65536 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 32768 (order: 6, 262144 bytes) [ 0.000000] Memory: 493108K/523884K available (10248K kernel code, 601K rwdata, 2812K rodata, 832K init, 524K bss, 30776K reserved, 0K cma-reserved) [ 0.000000] Kernel/User page tables isolation: enabled [ 0.001000] Hierarchical RCU implementation. [ 0.001000] RCU restricting CPUs from NR_CPUS=240 to nr_cpu_ids=1. [ 0.001000] RCU: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=1 [ 0.001000] NR_IRQS: 15616, nr_irqs: 256, preallocated irqs: 0 [ 0.001000] Offload RCU callbacks from CPUs: . [ 0.001000] Console: colour *CGA 80x25 [ 0.001000] tsc: Detected 2494.222 MHz processor [ 0.001000] Calibrating delay loop (skipped) preset value.. 4988.44 BogoMIPS (lpj=2494222) [ 0.001000] pid_max: default: 32768 minimum: 301 [ 0.001000] ACPI: Core revision 20170728 [ 0.001000] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 0.001000] Security Framework initialized [ 0.001000] Mount-cache hash table entries: 1024 (order: 1, 8192 bytes) [ 0.001000] Mountpoint-cache hash table entries: 1024 (order: 1, 8192 bytes) [ 0.001000] Last level iTLB entries: 4KB 0, 2MB 0, 4MB 0 [ 0.001000] Last level dTLB entries: 4KB 0, 2MB 0, 4MB 0, 1GB 0 [ 0.001000] Spectre V2 : Mitigation: Full generic retpoline [ 0.001000] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.001000] Spectre V2 : Spectre v2 mitigation: Enabling Indirect Branch Prediction Barrier [ 0.001000] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 0.001000] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl and seccomp [ 0.001000] Freeing SMP alternatives memory: 32K [ 0.001000] smpboot: Max logical packages: 1 [ 0.001000] x2apic enabled [ 0.001000] Switched APIC routing to physical x2apic. [ 0.001000] TSC deadline timer enabled [ 0.001000] smpboot: CPU0: Intel(R) Core(TM) i5-4200M CPU @ 2.50GHz (family: 0x6, model: 0x3c, stepping: 0x3) [ 0.001000] Performance Events: Haswell events, Intel PMU driver. [ 0.001000] ... version: 2 [ 0.001000] ... bit width: 48 [ 0.001000] ... generic registers: 4 [ 0.001000] ... value mask: 0000ffffffffffff [ 0.001000] ... max period: 000000007fffffff [ 0.001000] ... fixed-purpose events: 3 [ 0.001000] ... event mask: 000000070000000f [ 0.001000] Hierarchical SRCU implementation. [ 0.001000] smp: Bringing up secondary CPUs ... [ 0.001000] smp: Brought up 1 node, 1 CPU [ 0.001000] smpboot: Total of 1 processors activated (4988.44 BogoMIPS) [ 0.001000] devtmpfs: initialized [ 0.001000] x86/mm: Memory block size: 128MB [ 0.001000] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 1911260446275000 ns [ 0.001000] futex hash table entries: 256 (order: 2, 16384 bytes) [ 0.001000] NET: Registered protocol family 16 [ 0.001000] cpuidle: using governor menu [ 0.001000] ACPI: bus type PCI registered [ 0.001000] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.001000] PCI: MMCONFIG for domain 0000 [bus 00-ff] at [mem 0x80000000-0x8fffffff] (base 0x80000000) [ 0.001000] PCI: MMCONFIG at [mem 0x80000000-0x8fffffff] reserved in E820 [ 0.001000] PCI: Using configuration type 1 for base access [ 0.001000] core: PMU erratum BJ122, BV98, HSD29 workaround disabled, HT off [ 0.001638] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.001640] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.001725] ACPI: Added _OSI(Module Device) [ 0.001726] ACPI: Added _OSI(Processor Device) [ 0.001727] ACPI: Added _OSI(3.0 _SCP Extensions) [ 0.001728] ACPI: Added _OSI(Processor Aggregator Device) [ 0.002039] ACPI: Interpreter enabled [ 0.002043] ACPI: (supports S0 S5) [ 0.002044] ACPI: Using IOAPIC for interrupt routing [ 0.002051] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.003159] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.003163] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI] [ 0.003244] acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability] [ 0.003428] acpiphp: Slot [1] registered [ 0.003464] acpiphp: Slot [2] registered [ 0.003498] acpiphp: Slot [3] registered [ 0.003536] acpiphp: Slot [4] registered [ 0.003592] acpiphp: Slot [5] registered [ 0.003650] acpiphp: Slot [6] registered [ 0.003705] acpiphp: Slot [7] registered [ 0.003747] acpiphp: Slot [8] registered [ 0.003781] acpiphp: Slot [9] registered [ 0.003816] acpiphp: Slot [10] registered [ 0.003851] acpiphp: Slot [11] registered [ 0.003886] acpiphp: Slot [12] registered [ 0.003920] acpiphp: Slot [13] registered [ 0.003955] acpiphp: Slot [14] registered [ 0.003989] acpiphp: Slot [15] registered [ 0.004027] acpiphp: Slot [16] registered [ 0.004062] acpiphp: Slot [17] registered [ 0.004097] acpiphp: Slot [18] registered [ 0.004131] acpiphp: Slot [19] registered [ 0.004187] acpiphp: Slot [20] registered [ 0.004221] acpiphp: Slot [21] registered [ 0.004256] acpiphp: Slot [22] registered [ 0.004290] acpiphp: Slot [23] registered [ 0.004325] acpiphp: Slot [24] registered [ 0.004360] acpiphp: Slot [25] registered [ 0.004404] acpiphp: Slot [26] registered [ 0.004443] acpiphp: Slot [27] registered [ 0.004490] acpiphp: Slot [28] registered [ 0.004538] acpiphp: Slot [29] registered [ 0.004576] acpiphp: Slot [30] registered [ 0.004636] acpiphp: Slot [31] registered [ 0.004649] PCI host bridge to bus 0000:00 [ 0.004651] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 0.004652] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 0.004654] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 0.004655] pci_bus 0000:00: root bus resource [mem 0x90000000-0xfec00000 window] [ 0.004657] pci_bus 0000:00: root bus resource [mem 0x180000000-0x97fffffff window] [ 0.004658] pci_bus 0000:00: root bus resource [bus 00-ff] [ 0.004701] pci 0000:00:00.0: [8086:0d57] type 00 class 0x060000 [ 0.005378] pci 0000:00:01.0: [1af4:1003] type 00 class 0x078000 [ 0.006010] pci 0000:00:01.0: reg 0x10: [io 0xc000-0xc03f] [ 0.006732] pci 0000:00:01.0: reg 0x14: [mem 0xfebff000-0xfebfffff] [ 0.008394] pci 0000:00:01.0: reg 0x20: [mem 0xfebf8000-0xfebfbfff 64bit pref] [ 0.009833] pci_bus 0000:00: on NUMA node 0 [ 0.010103] SCSI subsystem initialized [ 0.010114] pps_core: LinuxPPS API ver. 1 registered [ 0.010115] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 0.010117] PTP clock support registered [ 0.010118] PCI: Using ACPI for IRQ routing [ 0.089044] PCI: pci_cache_line_size set to 64 bytes [ 0.089092] e820: reserve RAM buffer [mem 0x0009fc00-0x0009ffff] [ 0.089094] e820: reserve RAM buffer [mem 0x1fffd000-0x1fffffff] [ 0.089209] clocksource: Switched to clocksource kvm-clock [ 0.089278] pnp: PnP ACPI init [ 0.089404] pnp: PnP ACPI: found 0 devices [ 0.089888] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 0.089889] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 0.089890] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 0.089891] pci_bus 0000:00: resource 7 [mem 0x90000000-0xfec00000 window] [ 0.089892] pci_bus 0000:00: resource 8 [mem 0x180000000-0x97fffffff window] [ 0.089932] NET: Registered protocol family 2 [ 0.089959] TCP established hash table entries: 4096 (order: 3, 32768 bytes) [ 0.089959] TCP bind hash table entries: 4096 (order: 4, 65536 bytes) [ 0.089959] TCP: Hash tables configured (established 4096 bind 4096) [ 0.089959] UDP hash table entries: 256 (order: 1, 8192 bytes) [ 0.089959] UDP-Lite hash table entries: 256 (order: 1, 8192 bytes) [ 0.089959] NET: Registered protocol family 1 [ 0.089959] PCI: CLS 0 bytes, default 64 [ 0.089965] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x23f3e76dd04, max_idle_ns: 440795285707 ns [ 0.089984] platform rtc_cmos: registered platform RTC device (no PNP device found) [ 0.090198] workingset: timestamp_bits=46 max_order=17 bucket_order=0 [ 0.090273] SGI XFS with security attributes, no debug enabled [ 0.090354] 9p: Installing v9fs 9p2000 file system support [ 0.091348] NET: Registered protocol family 38 [ 0.091356] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 0.091357] io scheduler noop registered [ 0.091358] io scheduler deadline registered (default) [ 0.091367] io scheduler cfq registered [ 0.091368] io scheduler mq-deadline registered [ 0.091369] io scheduler kyber registered [ 0.091396] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 [ 0.093467] nfit ACPI0012:00: found a zero length table '0' parsing nfit [ 0.093817] virtio-pci 0000:00:01.0: can't derive routing for PCI INT A [ 0.093819] virtio-pci 0000:00:01.0: PCI INT A: not connected [ 0.095027] Serial: 8250/16550 driver, 4 ports, IRQ sharing disabled [ 0.107672] console [hvc0] enabled [ 0.110137] brd: module loaded [ 0.112387] loop: module loaded [ 0.112695] pmem0: detected capacity change from 0 to 62914560 [ 0.112844] tun: Universal TUN/TAP device driver, 1.6 [ 0.112943] ixgbe: Intel(R) 10 Gigabit PCI Express Network Driver - version 5.1.0-k [ 0.113085] ixgbe: Copyright (c) 1999-2016 Intel Corporation. [ 0.113231] ixgbevf: Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver - version 4.1.0-k [ 0.113335] ixgbevf: Copyright (c) 2009 - 2015 Intel Corporation. [ 0.113424] i40e: Intel(R) Ethernet Connection XL710 Network Driver - version 2.1.14-k [ 0.113511] i40e: Copyright (c) 2013 - 2014 Intel Corporation. [ 0.113602] i40evf: Intel(R) 40-10 Gigabit Virtual Function Network Driver - version 3.0.0-k [ 0.113703] Copyright (c) 2013 - 2015 Intel Corporation. [ 0.113804] VFIO - User Level meta-driver version: 0.3 [ 0.113899] IR NEC protocol handler initialized [ 0.114026] IR RC5(x/sz) protocol handler initialized [ 0.114089] IR RC6 protocol handler initialized [ 0.114143] IR JVC protocol handler initialized [ 0.114203] IR Sony protocol handler initialized [ 0.114257] IR SANYO protocol handler initialized [ 0.114311] IR Sharp protocol handler initialized [ 0.114365] IR MCE Keyboard/mouse protocol handler initialized [ 0.114439] IR XMP protocol handler initialized [ 0.114562] device-mapper: ioctl: 4.37.0-ioctl (2017-09-20) initialised: address@hidden [ 0.114730] Netfilter messages via NETLINK v0.30. [ 0.114794] nfnl_acct: registering with nfnetlink. [ 0.114874] nf_conntrack version 0.5.0 (4096 buckets, 16384 max) [ 0.114996] ctnetlink v0.93: registering with nfnetlink. [ 0.115120] xt_time: kernel timezone is -0000 [ 0.115185] ip_set: protocol 6 [ 0.115237] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 0.115308] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 0.115396] random: get_random_bytes called from ip_vs_conn_init+0xec/0xf1 with crng_init=0 [ 0.115509] IPVS: ipvs loaded. [ 0.115558] IPVS: [rr] scheduler registered. [ 0.115617] IPVS: [wrr] scheduler registered. [ 0.115675] IPVS: [lc] scheduler registered. [ 0.115735] IPVS: [wlc] scheduler registered. [ 0.115794] IPVS: [fo] scheduler registered. [ 0.115852] IPVS: [ovf] scheduler registered. [ 0.115913] IPVS: [lblc] scheduler registered. [ 0.115982] IPVS: [lblcr] scheduler registered. [ 0.116070] IPVS: [dh] scheduler registered. [ 0.116132] IPVS: [sh] scheduler registered. [ 0.116190] IPVS: [sed] scheduler registered. [ 0.116249] IPVS: [nq] scheduler registered. [ 0.116309] IPVS: ftp: loaded support on port[0] = 21 [ 0.116370] IPVS: [sip] pe registered. [ 0.116481] ip_tables: (C) 2000-2006 Netfilter Core Team [ 0.116564] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 0.116639] arp_tables: arp_tables: (C) 2002 David S. Miller [ 0.116712] Initializing XFRM netlink socket [ 0.116793] NET: Registered protocol family 10 [ 0.116986] Segment Routing with IPv6 [ 0.117071] NET: Registered protocol family 17 [ 0.117147] 9pnet: Installing 9P2000 support [ 0.117236] sched_clock: Marking stable (117048932, 0)->(211518473, -94469541) [ 0.117371] registered taskstats version 1 [ 0.117675] EXT4-fs (pmem0): mounting ext2 file system using the ext4 subsystem [ 0.117901] EXT4-fs (pmem0): mounted filesystem without journal. Opts: (null) [ 0.118037] VFS: Mounted root (ext2 filesystem) readonly on device 259:0. [ 0.118198] devtmpfs: mounted [ 0.118610] Freeing unused kernel memory: 832K [ 0.120031] Write protecting the kernel read-only data: 16384k [ 0.120451] Freeing unused kernel memory: 2020K [ 0.122936] Freeing unused kernel memory: 1284K [ 0.125789] EXT4-fs (pmem0): warning: mounting unchecked fs, running e2fsck is recommended [ 0.126217] EXT4-fs (pmem0): re-mounted. Opts: block_validity,barrier,user_xattr,acl [ 0.134829] random: dd: uninitialized urandom read (512 bytes read)