[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 19.236312] random: sshd: uninitialized urandom read (32 bytes read, 32 bits of entropy available) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 24.003130] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 24.498475] random: sshd: uninitialized urandom read (32 bytes read, 37 bits of entropy available) [ 25.752941] random: nonblocking pool is initialized Warning: Permanently added '10.128.0.27' (ECDSA) to the list of known hosts. 2018/07/16 17:39:19 parsed 1 programs 2018/07/16 17:39:21 executed programs: 0 [ 39.970905] IPVS: Creating netns size=2552 id=1 [ 40.028474] IPVS: Creating netns size=2552 id=2 [ 40.065888] IPVS: Creating netns size=2552 id=3 [ 40.106458] IPVS: Creating netns size=2552 id=4 [ 40.178384] IPVS: Creating netns size=2552 id=5 [ 40.248554] IPVS: Creating netns size=2552 id=6 [ 40.319929] IPVS: Creating netns size=2552 id=7 [ 40.379645] IPVS: Creating netns size=2552 id=8 2018/07/16 17:39:26 executed programs: 225 [ 49.729695] ================================================================== [ 49.737105] BUG: KASAN: use-after-free in __lock_acquire+0x3c66/0x5270 [ 49.743757] Read of size 8 at addr ffff8800b935f7a0 by task syz-executor1/5793 [ 49.751099] [ 49.752716] CPU: 0 PID: 5793 Comm: syz-executor1 Not tainted 4.4.140-ged9bdc8 #4 [ 49.760234] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.769575] 0000000000000000 7347d18d085c2ecd ffff8801d6c1fa30 ffffffff81e0e08d [ 49.777612] ffffea0002e4d600 ffff8800b935f7a0 0000000000000000 ffff8800b935f7a0 [ 49.785637] 0000000000000000 ffff8801d6c1fa68 ffffffff81515a56 ffff8800b935f7a0 [ 49.793763] Call Trace: [ 49.796339] [] dump_stack+0xc1/0x124 [ 49.801686] [] print_address_description+0x6c/0x216 [ 49.808334] [] kasan_report.cold.7+0x175/0x2f7 [ 49.814550] [] ? __lock_acquire+0x3c66/0x5270 [ 49.820678] [] __asan_report_load8_noabort+0x14/0x20 [ 49.827412] [] __lock_acquire+0x3c66/0x5270 [ 49.833364] [] ? dput+0x1f/0x30 [ 49.838284] [] ? __fput+0x401/0x6f0 [ 49.843550] [] ? ____fput+0x15/0x20 [ 49.848816] [] ? task_work_run+0x10f/0x190 [ 49.854695] [] ? exit_to_usermode_loop+0x13d/0x160 [ 49.861266] [] ? __lock_acquire+0xa86/0x5270 [ 49.867318] [] ? debug_check_no_locks_freed+0x210/0x210 [ 49.874324] [] ? debug_check_no_locks_freed+0x210/0x210 [ 49.881330] [] ? debug_check_no_obj_freed+0x2ec/0x940 [ 49.888158] [] lock_acquire+0x15e/0x450 [ 49.893781] [] ? lock_sock_nested+0x43/0x120 [ 49.899830] [] ? get_parent_ip+0xd/0x50 [ 49.905456] [] ? sock_release+0x1c0/0x1c0 [ 49.911255] [] _raw_spin_lock_bh+0x3a/0x50 [ 49.917131] [] ? lock_sock_nested+0x43/0x120 [ 49.923184] [] lock_sock_nested+0x43/0x120 [ 49.929058] [] pppol2tp_release+0x50/0x310 [ 49.934933] [] sock_release+0x96/0x1c0 [ 49.940461] [] sock_close+0x16/0x20 [ 49.945726] [] __fput+0x235/0x6f0 [ 49.950841] [] ____fput+0x15/0x20 [ 49.955936] [] task_work_run+0x10f/0x190 [ 49.961636] [] exit_to_usermode_loop+0x13d/0x160 [ 49.968032] [] do_fast_syscall_32+0x620/0x8b0 [ 49.974167] [] sysenter_flags_fixed+0xd/0x17 [ 49.980205] [ 49.981819] Allocated by task 5795: [ 49.985427] [] save_stack_trace+0x26/0x50 [ 49.991340] [] save_stack+0x43/0xd0 [ 49.996736] [] kasan_kmalloc+0xc7/0xe0 [ 50.002401] [] __kmalloc+0x124/0x310 [ 50.007877] [] sk_prot_alloc+0x204/0x300 [ 50.013689] [] sk_alloc+0x3a/0x3a0 [ 50.018969] [] pppol2tp_create+0x33/0x1f0 [ 50.024859] [] pppox_create+0xf6/0x200 [ 50.030510] [] __sock_create+0x2f0/0x5f0 [ 50.036319] [] SyS_socket+0xf0/0x1b0 [ 50.041776] [] do_fast_syscall_32+0x326/0x8b0 [ 50.048014] [] sysenter_flags_fixed+0xd/0x17 [ 50.054167] [ 50.055770] Freed by task 5793: [ 50.059020] [] save_stack_trace+0x26/0x50 [ 50.064907] [] save_stack+0x43/0xd0 [ 50.070281] [] kasan_slab_free+0x72/0xc0 [ 50.076090] [] kfree+0xf4/0x310 [ 50.081119] [] sk_destruct+0x407/0x4c0 [ 50.086755] [] __sk_free+0x4f/0x220 [ 50.092121] [] sk_free+0x30/0x40 [ 50.097236] [] pppol2tp_session_sock_put+0x5f/0x70 [ 50.103923] [] l2tp_tunnel_closeall+0x23c/0x350 [ 50.110343] [] l2tp_udp_encap_destroy+0x8b/0xf0 [ 50.116859] [] udpv6_destroy_sock+0xb1/0xd0 [ 50.122932] [] sk_common_release+0x6d/0x300 [ 50.128997] [] udp_lib_close+0x15/0x20 [ 50.134647] [] inet_release+0xff/0x1d0 [ 50.140299] [] inet6_release+0x50/0x70 [ 50.145935] [] sock_release+0x96/0x1c0 [ 50.151568] [] sock_close+0x16/0x20 [ 50.156957] [] __fput+0x235/0x6f0 [ 50.162162] [] ____fput+0x15/0x20 [ 50.167361] [] task_work_run+0x10f/0x190 [ 50.173174] [] exit_to_usermode_loop+0x13d/0x160 [ 50.179673] [] do_fast_syscall_32+0x620/0x8b0 [ 50.185925] [] sysenter_flags_fixed+0xd/0x17 [ 50.192078] [ 50.193691] The buggy address belongs to the object at ffff8800b935f700 [ 50.193691] which belongs to the cache kmalloc-2048 of size 2048 [ 50.206498] The buggy address is located 160 bytes inside of [ 50.206498] 2048-byte region [ffff8800b935f700, ffff8800b935ff00) [ 50.218526] The buggy address belongs to the page: [ 50.224378] kasan: CONFIG_KASAN_INLINE enabled [ 50.228819] kasan: GPF could be caused by NULL-ptr deref or user memory access[ 50.236345] ------------[ cut here ]------------ [ 50.241108] WARNING: CPU: 1 PID: 3810 at kernel/sched/cSeaBIOS (version 1.8.2-20171130_102032-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 0x000f2290: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in decompress_kernel input_data: 0x0000000003b5126e input_len: 0x00000000014cbf94 output: 0x0000000001000000 output_len: 0x0000000004008a40 run_size: 0x0000000005752000 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 4.4.140-ged9bdc8 (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC) ) #4 SMP PREEMPT Fri Jul 13 14:00:43 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 0x000f2310-0x000f231f] mapped at [ffff8800000f2310] [ 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 0x00000000000F22D0 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 1896087700 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 s134024 r8192 d29816 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: 6579092K/7863876K available (41761K kernel code, 6302K rwdata, 9052K rodata, 1864K init, 23696K bss, 1284784K 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 2300.000 MHz processor [ 1.218837] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.219990] pid_max: default: 32768 minimum: 301 [ 1.220702] ACPI: Core revision 20150930 [ 1.611181] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.612550] Security Framework initialized [ 1.613187] SELinux: Initializing. [ 1.613840] AppArmor: AppArmor disabled by boot time parameter [ 1.614750] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.615765] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.619412] Initializing cgroup subsys io [ 1.620026] Initializing cgroup subsys freezer [ 1.620680] Initializing cgroup subsys hugetlb [ 1.622006] Initializing cgroup subsys debug [ 1.622776] CPU: Physical Processor ID: 0 [ 1.624744] mce: CPU supports 32 MCE banks [ 1.625555] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.626386] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.627293] Spectre V2 : Mitigation: Full generic retpoline [ 1.630437] Freeing SMP alternatives memory: 48K [ 1.639658] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.758161] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.759696] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.848402] x86: Booting SMP configuration: [ 1.849096] .... node #0, CPUs: #1 [ 1.849882] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.854919] x86: Booted up 1 node, 2 CPUs [ 1.855492] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.859495] devtmpfs: initialized [ 1.869554] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.870959] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.872627] xor: automatically using best checksumming function: [ 1.886036] kworker/u4:0 (21) used greatest stack depth: 27424 bytes left [ 1.968148] avx : 23366.000 MB/sec [ 1.969379] RTC time: 17:39:36, date: 07/16/18 [ 1.972562] NET: Registered protocol family 16 [ 1.973736] schedtune: init normalization constants... [ 1.974475] schedtune: no energy model data [ 1.975147] schedtune: disabled! [ 2.008381] cpuidle: using governor ladder [ 2.038178] cpuidle: using governor menu [ 2.039541] ACPI: bus type PCI registered [ 2.040137] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 2.043163] PCI: Using configuration type 1 for base access [ 2.498080] raid6: sse2x1 gen() 4772 MB/s [ 2.668063] raid6: sse2x1 xor() 2655 MB/s [ 2.838042] raid6: sse2x2 gen() 7568 MB/s [ 3.008018] raid6: sse2x2 xor() 4305 MB/s [ 3.177989] raid6: sse2x4 gen() 9875 MB/s [ 3.347962] raid6: sse2x4 xor() 5608 MB/s [ 3.517943] raid6: avx2x1 gen() 9410 MB/s [ 3.687918] raid6: avx2x2 gen() 14562 MB/s [ 3.857896] raid6: avx2x4 gen() 19125 MB/s [ 3.858590] raid6: using algorithm avx2x4 gen() 19125 MB/s [ 3.859364] raid6: using avx2x2 recovery algorithm [ 3.860726] ACPI: Added _OSI(Module Device) [ 3.861419] ACPI: Added _OSI(Processor Device) [ 3.862035] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.862698] ACPI: Added _OSI(Processor Aggregator Device) [ 3.897460] ACPI: Executed 2 blocks of module-level executable AML code [ 4.793708] ACPI: Interpreter enabled [ 4.794923] ACPI: (supports S0 S3 S4 S5) [ 4.795503] ACPI: Using IOAPIC for interrupt routing [ 4.796788] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 6.005137] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 6.006171] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 6.007503] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 6.008517] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 6.035973] PCI host bridge to bus 0000:00 [ 6.036652] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 6.037635] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 6.038686] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 6.039735] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 6.040812] pci_bus 0000:00: root bus resource [bus 00-ff] [ 6.086471] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 6.182634] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 6.189477] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 6.196198] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 6.202743] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 6.206870] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 6.772402] ACPI: Enabled 16 GPEs in block 00 to 0F [ 6.776100] vgaarb: loaded [ 6.779457] SCSI subsystem initialized [ 6.789324] ACPI: bus type USB registered [ 6.790947] usbcore: registered new interface driver usbfs [ 6.792407] usbcore: registered new interface driver hub [ 6.793461] usbcore: registered new device driver usb [ 6.795680] pps_core: LinuxPPS API ver. 1 registered [ 6.796673] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 6.798429] PTP clock support registered [ 6.800340] ioremap error for 0xbfffd000-0xc0000000, requested 0x2, got 0x0 [ 6.801707] dmi: Firmware registration failed. [ 6.803223] Advanced Linux Sound Architecture Driver Initialized. [ 6.804845] PCI: Using ACPI for IRQ routing [ 6.813263] NetLabel: Initializing [ 6.813777] NetLabel: domain hash size = 128 [ 6.814445] NetLabel: protocols = UNLABELED CIPSOv4 [ 6.815405] NetLabel: unlabeled traffic allowed by default [ 6.818054] amd_nb: Cannot enumerate AMD northbridges [ 6.819498] clocksource: Switched to clocksource kvm-clock [ 7.007525] pnp: PnP ACPI init [ 7.031306] pnp: PnP ACPI: found 7 devices [ 7.044730] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.046347] NET: Registered protocol family 2 [ 7.050770] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 7.052210] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 7.059722] TCP: Hash tables configured (established 65536 bind 65536) [ 7.060967] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 7.062526] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 7.065946] NET: Registered protocol family 1 [ 7.066709] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.068497] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.069373] software IO TLB [mem 0xbbff3000-0xbfff3000] (64MB) mapped at [ffff8800bbff3000-ffff8800bfff2fff] [ 7.071923] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 7.073145] hw unit of domain pp0-core 2^-0 Joules [ 7.073803] hw unit of domain package 2^-0 Joules [ 7.074450] hw unit of domain dram 2^-16 Joules [ 7.080163] Scanning for low memory corruption every 60 seconds [ 7.088291] audit: initializing netlink subsys (disabled) [ 7.090294] audit: type=2000 audit(1531762781.195:1): initialized [ 7.096552] Initialise system trusted keyring [ 7.098608] HugeTLB registered 2 MB page size, pre-allocated 0 pages [ 7.234591] VFS: Disk quotas dquot_6.6.0 [ 7.236269] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.259426] fuse init (API version 7.23) [ 7.264099] 9p: Installing v9fs 9p2000 file system support [ 7.293370] async_tx: api initialized (async) [ 7.295360] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 249) [ 7.296637] io scheduler noop registered [ 7.297286] io scheduler deadline registered [ 7.301458] io scheduler cfq registered (default) [ 7.311438] pci_hotplug: PCI Hot Plug PCI Core version: 0.5 [ 7.315867] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 7.317082] ACPI: Power Button [PWRF] [ 7.318809] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 7.321798] ACPI: Sleep Button [SLPF] [ 7.346296] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 7.347237] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 7.370590] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 7.371521] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver