[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 21.771786] random: sshd: uninitialized urandom read (32 bytes read, 33 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 25.871855] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 26.292608] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 27.028007] random: sshd: uninitialized urandom read (32 bytes read, 71 bits of entropy available) [ 112.259676] random: sshd: uninitialized urandom read (32 bytes read, 102 bits of entropy available) Warning: Permanently added '10.128.10.18' (ECDSA) to the list of known hosts. [ 117.911892] random: sshd: uninitialized urandom read (32 bytes read, 104 bits of entropy available) 2018/08/20 10:50:45 parsed 1 programs [ 119.496151] random: cc1: uninitialized urandom read (8 bytes read, 108 bits of entropy available) 2018/08/20 10:50:48 executed programs: 0 [ 120.755549] IPVS: Creating netns size=2552 id=1 [ 120.994697] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 121.010979] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 121.092093] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 121.107183] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 121.186612] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 121.201675] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 121.218919] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 121.236790] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 121.967077] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 122.006449] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready INIT: Id "1" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes [ 122.929501] ================================================================== [ 122.937033] BUG: KASAN: use-after-free in l2tp_session_queue_purge+0xf4/0x100 [ 122.944280] Read of size 4 at addr ffff8800b752ef00 by task syz-executor0/4297 [ 122.951620] [ 122.953227] CPU: 1 PID: 4297 Comm: syz-executor0 Not tainted 4.4.150-g5541782 #19 [ 122.960821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.970241] 0000000000000000 d27b076dd3e9d71d ffff8800b916fc78 ffffffff81e14e2d [ 122.978240] ffffea0002dd4b80 ffff8800b752ef00 0000000000000000 ffff8800b752ef00 [ 122.986282] ffffffff82f21db0 ffff8800b916fcb0 ffffffff8151a3f0 ffff8800b752ef00 [ 122.994287] Call Trace: [ 122.996853] [] dump_stack+0xc1/0x124 [ 123.002196] [] ? sock_release+0x1c0/0x1c0 [ 123.008088] [] print_address_description+0x6c/0x216 [ 123.014727] [] ? sock_release+0x1c0/0x1c0 [ 123.020509] [] kasan_report.cold.7+0x175/0x2f7 [ 123.026717] [] ? l2tp_session_queue_purge+0xf4/0x100 [ 123.033494] [] __asan_report_load4_noabort+0x14/0x20 [ 123.040228] [] l2tp_session_queue_purge+0xf4/0x100 [ 123.046781] [] ? sock_release+0x1c0/0x1c0 [ 123.052558] [] pppol2tp_release+0x1ff/0x310 [ 123.058505] [] sock_release+0x96/0x1c0 [ 123.064017] [] sock_close+0x16/0x20 [ 123.069267] [] __fput+0x235/0x6f0 [ 123.074384] [] ____fput+0x15/0x20 [ 123.079466] [] task_work_run+0x10f/0x190 [ 123.085153] [] exit_to_usermode_loop+0x13d/0x160 [ 123.091533] [] do_fast_syscall_32+0x61e/0x8b0 [ 123.097650] [] sysenter_flags_fixed+0xd/0x1a [ 123.103681] [ 123.105284] Allocated by task 4297: [ 123.108884] [] save_stack_trace+0x26/0x50 [ 123.114776] [] save_stack+0x43/0xd0 [ 123.120146] [] kasan_kmalloc+0xc7/0xe0 [ 123.125824] [] __kmalloc+0x124/0x310 [ 123.131293] [] l2tp_session_create+0x39/0x1030 [ 123.137621] [] pppol2tp_connect+0x10f0/0x1910 [ 123.143879] [] SYSC_connect+0x1b8/0x300 [ 123.149596] [] SyS_connect+0x24/0x30 [ 123.155050] [] do_fast_syscall_32+0x324/0x8b0 [ 123.161294] [] sysenter_flags_fixed+0xd/0x1a [ 123.167545] [ 123.169149] Freed by task 4296: [ 123.172443] [] save_stack_trace+0x26/0x50 [ 123.178340] [] save_stack+0x43/0xd0 [ 123.183721] [] kasan_slab_free+0x72/0xc0 [ 123.189533] [] kfree+0xf4/0x310 [ 123.194558] [] l2tp_session_free+0x170/0x200 [ 123.200710] [] l2tp_tunnel_closeall+0x2b9/0x350 [ 123.207121] [] l2tp_udp_encap_destroy+0x8b/0xf0 [ 123.213532] [] udpv6_destroy_sock+0xb1/0xd0 [ 123.219602] [] sk_common_release+0x6d/0x300 [ 123.225703] [] udp_lib_close+0x15/0x20 [ 123.231335] [] inet_release+0xff/0x1d0 [ 123.237038] [] inet6_release+0x50/0x70 [ 123.242668] [] sock_release+0x96/0x1c0 [ 123.248309] [] sock_close+0x16/0x20 [ 123.253740] [] __fput+0x235/0x6f0 [ 123.258999] [] ____fput+0x15/0x20 [ 123.264196] [] task_work_run+0x10f/0x190 [ 123.270062] [] exit_to_usermode_loop+0x13d/0x160 [ 123.276575] [] do_fast_syscall_32+0x61e/0x8b0 [ 123.282818] [] sysenter_flags_fixed+0xd/0x1a [ 123.288971] [ 123.290578] The buggy address belongs to the object at ffff8800b752ef00 [ 123.290578] which belongs to the cache kmalloc-512 of size 512 [ 123.303230] The buggy address is located 0 bytes inside of [ 123.303230] 512-byte region [ffff8800b752ef00, ffff8800b752f100) [ 123.314901] The buggy address belongs to the page: SeaBIOS (version 1.8.2-20180718_090847-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 256 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2280: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x0000000003b4f26e input_len: 0x00000000014d1122 output: 0x0000000001000000 output_len: 0x000000000400ba90 run_size: 0x0000000005755000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Initializing cgroup subsys schedtune [ 0.000000] Linux version 4.4.150-g5541782 (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC) ) #19 SMP PREEMPT Sat Aug 18 15:19:37 UTC 2018 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=140 nopti [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Supporting XSAVE feature 0x01: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x02: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x04: 'AVX registers' [ 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 0x0000000000100000-0x00000000bfff2fff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfff3000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000] bootconsole [earlyser0] enabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] Hypervisor detected: KVM [ 0.000000] Kernel/User page tables isolation: disabled [ 0.000000] e820: last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WC UC- WT [ 0.000000] e820: last_pfn = 0xbfff3 max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f2300-0x000f230f] mapped at [ffff8800000f2300] [ 0.000000] Scanning 1 areas for low memory corruption [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F22C0 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFF3430 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFCF60 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFF3470 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFCF00 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFF65F0 00690D (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFF5D10 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFF5CE0 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFF4C30 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000000] kvm-clock: cpu 0, msr 2:1fffd001, primary cpu clock [ 0.000000] kvm-clock: using sched offset of 1998792378 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 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 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 0x0000000000100000-0x00000000bfff2fff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] kasan: KernelAddressSanitizer initialized [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 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 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 2 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xbfff3000-0xbfffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000] e820: [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] Booting paravirtualized kernel on KVM [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 42 pages/cpu @ffff8801db200000 s134152 r8192 d29688 u1048576 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1935227 [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n ftrace_dump_on_oops=orig_cpu oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 workqueue.watchdog_thresh=140 nopti [ 0.000000] PID hash table entries: 4096 (order: 3, 32768 bytes) [ 0.000000] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.000000] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.000000] Memory: 6579080K/7863876K available (41795K kernel code, 6308K rwdata, 9068K rodata, 1868K init, 23696K bss, 1284796K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Running RCU self tests [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] RCU lockdep checking is enabled. [ 0.000000] Build-time adjustment of leaf fanout to 64. [ 0.000000] RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000] RCU: Adjusting geometry for rcu_fanout_leaf=64, nr_cpu_ids=2 [ 0.000000] NR_IRQS:4352 nr_irqs:440 16 [ 0.000000] console [ttyS0] enabled [ 0.000000] console [ttyS0] enabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] bootconsole [earlyser0] disabled [ 0.000000] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.000000] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.000000] ... MAX_LOCK_DEPTH: 48 [ 0.000000] ... MAX_LOCKDEP_KEYS: 8191 [ 0.000000] ... CLASSHASH_SIZE: 4096 [ 0.000000] ... MAX_LOCKDEP_ENTRIES: 32768 [ 0.000000] ... MAX_LOCKDEP_CHAINS: 65536 [ 0.000000] ... CHAINHASH_SIZE: 32768 [ 0.000000] memory used by lock dependency info: 8159 kB [ 0.000000] per task-struct memory footprint: 1920 bytes [ 0.000000] tsc: Detected 2299.998 MHz processor [ 1.111939] Calibrating delay loop (skipped) preset value.. 4599.99 BogoMIPS (lpj=22999980) [ 1.113286] pid_max: default: 32768 minimum: 301 [ 1.114206] ACPI: Core revision 20150930 [ 1.542775] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.544078] Security Framework initialized [ 1.544819] SELinux: Initializing. [ 1.545499] AppArmor: AppArmor disabled by boot time parameter [ 1.546579] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.547683] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.551494] Initializing cgroup subsys io [ 1.552167] Initializing cgroup subsys freezer [ 1.552984] Initializing cgroup subsys hugetlb [ 1.553733] Initializing cgroup subsys debug [ 1.554497] CPU: Physical Processor ID: 0 [ 1.556004] mce: CPU supports 32 MCE banks [ 1.556792] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.557758] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.558762] Spectre V2 : Mitigation: Full generic retpoline [ 1.559554] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.560796] Speculative Store Bypass: Vulnerable [ 1.564663] Freeing SMP alternatives memory: 48K [ 1.575688] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.691180] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.692905] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.781502] x86: Booting SMP configuration: [ 1.782242] .... node #0, CPUs: #1 [ 1.783168] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.789003] x86: Booted up 1 node, 2 CPUs [ 1.789667] smpboot: Total of 2 processors activated (9199.99 BogoMIPS) [ 1.794139] devtmpfs: initialized [ 1.804568] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.806078] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.807869] xor: automatically using best checksumming function: [ 1.820380] kworker/u4:0 (21) used greatest stack depth: 27920 bytes left [ 1.901196] avx : 24999.200 MB/sec [ 1.902695] RTC time: 10:50:55, date: 08/20/18 [ 1.905952] NET: Registered protocol family 16 [ 1.907231] schedtune: init normalization constants... [ 1.908152] schedtune: no energy model data [ 1.908775] schedtune: disabled! [ 1.914205] kworker/u4:0 (27) used greatest stack depth: 27616 bytes left [ 1.941590] cpuidle: using governor ladder [ 1.971241] cpuidle: using governor menu [ 1.972710] ACPI: bus type PCI registered [ 1.973632] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 1.976788] PCI: Using configuration type 1 for base access [ 1.988290] kworker/u4:0 (44) used greatest stack depth: 27424 bytes left [ 2.471130] raid6: sse2x1 gen() 4462 MB/s [ 2.641116] raid6: sse2x1 xor() 2405 MB/s [ 2.811097] raid6: sse2x2 gen() 7116 MB/s [ 2.981082] raid6: sse2x2 xor() 4049 MB/s [ 3.151069] raid6: sse2x4 gen() 8940 MB/s [ 3.321056] raid6: sse2x4 xor() 5378 MB/s [ 3.491033] raid6: avx2x1 gen() 8862 MB/s [ 3.661028] raid6: avx2x2 gen() 13112 MB/s [ 3.831006] raid6: avx2x4 gen() 17865 MB/s [ 3.831809] raid6: using algorithm avx2x4 gen() 17865 MB/s [ 3.832718] raid6: using avx2x2 recovery algorithm [ 3.834185] ACPI: Added _OSI(Module Device) [ 3.834921] ACPI: Added _OSI(Processor Device) [ 3.835600] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.836249] ACPI: Added _OSI(Processor Aggregator Device) [ 3.863477] ACPI: Executed 2 blocks of module-level executable AML code [ 4.811459] ACPI: Interpreter enabled [ 4.812461] ACPI: (supports S0 S3 S4 S5) [ 4.813037] ACPI: Using IOAPIC for interrupt routing [ 4.814244] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 6.091040] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 6.092300] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 6.093772] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 6.094879] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 6.124696] PCI host bridge to bus 0000:00 [ 6.125367] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 6.126336] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 6.127314] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 6.128548] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 6.129875] pci_bus 0000:00: root bus resource [bus 00-ff] [ 6.168123] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 6.251804] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 6.258130] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 6.264254] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 6.270316] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 6.273956] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 6.868193] ACPI: Enabled 16 GPEs in block 00 to 0F [ 6.872495] vgaarb: loaded [ 6.876240] SCSI subsystem initialized [ 6.890830] ACPI: bus type USB registered [ 6.893137] usbcore: registered new interface driver usbfs [ 6.895111] usbcore: registered new interface driver hub [ 6.896593] usbcore: registered new device driver usb [ 6.899669] pps_core: LinuxPPS API ver. 1 registered [ 6.900801] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.902339] PTP clock support registered [ 6.918987] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0 [ 6.920264] dmi: Firmware registration failed. [ 6.922025] Advanced Linux Sound Architecture Driver Initialized. [ 6.924088] PCI: Using ACPI for IRQ routing [ 6.948737] NetLabel: Initializing [ 6.949297] NetLabel: domain hash size = 128 [ 6.949922] NetLabel: protocols = UNLABELED CIPSOv4 [ 6.951157] NetLabel: unlabeled traffic allowed by default [ 6.954429] amd_nb: Cannot enumerate AMD northbridges [ 6.955310] clocksource: Switched to clocksource kvm-clock [ 7.153427] pnp: PnP ACPI init [ 7.178912] pnp: PnP ACPI: found 7 devices [ 7.194287] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.196679] NET: Registered protocol family 2 [ 7.199556] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 7.201968] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 7.209628] TCP: Hash tables configured (established 65536 bind 65536) [ 7.211129] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 7.212949] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 7.217269] NET: Registered protocol family 1 [ 7.218152] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.220148] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.221079] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff] [ 7.223302] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 7.224699] hw unit of domain pp0-core 2^-0 Joules [ 7.225437] hw unit of domain package 2^-0 Joules [ 7.226135] hw unit of domain dram 2^-16 Joules [ 7.232591] Scanning for low memory corruption every 60 seconds [ 7.242006] audit: initializing netlink subsys (disabled) [ 7.243172] audit: type=2000 audit(1534762260.334:1): initialized [ 7.251069] Initialise system trusted keyring [ 7.253461] HugeTLB registered 2 MB page size, pre-allocated 0 pages