[....] Starting enhanced syslogd: rsyslogd[ 14.280530] audit: type=1400 audit(1543858339.281:4): avc: denied { syslog } for pid=1920 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.11' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 43.988057] ================================================================== [ 43.995544] BUG: KASAN: use-after-free in disk_unblock_events+0x51/0x60 [ 44.002303] Read of size 8 at addr ffff8800b2a62768 by task syz-executor071/2507 [ 44.009818] [ 44.011422] CPU: 1 PID: 2507 Comm: syz-executor071 Not tainted 4.4.166+ #17 [ 44.018506] 0000000000000000 2c10f412ba6813da ffff8800b4037660 ffffffff81aa62ad [ 44.026494] ffffea0002ca9800 ffff8800b2a62768 0000000000000000 ffff8800b2a62768 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.034612] 0000000000000000 ffff8800b4037698 ffffffff8148b12b ffff8800b2a62768 [ 44.042638] Call Trace: [ 44.045232] [] dump_stack+0xc1/0x124 [ 44.050571] [] print_address_description+0x6c/0x217 [ 44.057210] [] kasan_report.cold.6+0x175/0x2f7 [ 44.063414] [] ? disk_unblock_events+0x51/0x60 [ 44.069656] [] __asan_report_load8_noabort+0x14/0x20 [ 44.076529] [] disk_unblock_events+0x51/0x60 [ 44.082565] [] __blkdev_get+0x70c/0xdf0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.088169] [] ? trace_hardirqs_on+0x10/0x10 [ 44.094199] [] ? __blkdev_put+0x840/0x840 [ 44.099971] [] ? avc_has_perm_noaudit+0x197/0x2f0 [ 44.106447] [] ? avc_has_perm_noaudit+0x90/0x2f0 [ 44.112835] [] ? fsnotify+0x866/0x10c0 [ 44.118364] [] blkdev_get+0x2da/0x920 [ 44.123805] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 44.130542] [] ? bd_may_claim+0xd0/0xd0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.136140] [] ? bd_acquire+0x29/0x370 [ 44.141670] [] ? bd_acquire+0x8a/0x370 [ 44.147187] [] ? _raw_spin_unlock+0x2c/0x50 [ 44.153188] [] blkdev_open+0x1a5/0x250 [ 44.158704] [] do_dentry_open+0x38d/0xbd0 [ 44.164476] [] ? __inode_permission2+0x9b/0x240 [ 44.170768] [] ? blkdev_get_by_dev+0x70/0x70 [ 44.176805] [] vfs_open+0x12a/0x210 [ 44.182061] [] ? may_open.isra.19+0x156/0x240 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.188182] [] path_openat+0xc10/0x3f10 [ 44.193780] [] ? may_open.isra.19+0x240/0x240 [ 44.199896] [] ? do_sys_open+0x203/0x610 [ 44.205595] [] ? compat_SyS_open+0x2a/0x40 [ 44.211457] [] ? do_fast_syscall_32+0x31e/0xa80 [ 44.217874] [] ? sysenter_flags_fixed+0xd/0x1a [ 44.224081] [] ? trace_hardirqs_on+0x10/0x10 [ 44.230281] [] ? debug_lockdep_rcu_enabled+0x77/0x90 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.237036] [] ? native_set_pgd+0x50/0x50 [ 44.242808] [] do_filp_open+0x197/0x270 [ 44.248438] [] ? user_path_mountpoint_at+0x70/0x70 [ 44.255175] [] ? _raw_spin_unlock+0x2c/0x50 [ 44.261133] [] ? __alloc_fd+0x1f3/0x4a0 [ 44.266740] [] do_sys_open+0x31c/0x610 [ 44.272262] [] ? filp_open+0x70/0x70 [ 44.277611] [] ? __do_page_fault+0x2b6/0x7e0 [ 44.283646] [] compat_SyS_open+0x2a/0x40 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.289336] [] ? compat_SyS_getdents64+0x260/0x260 [ 44.295892] [] do_fast_syscall_32+0x31e/0xa80 [ 44.302021] [] sysenter_flags_fixed+0xd/0x1a [ 44.308046] [ 44.309647] Allocated by task 2507: [ 44.313256] [] save_stack_trace+0x26/0x50 [ 44.319144] [] kasan_kmalloc.part.1+0x62/0xf0 [ 44.325404] [] kasan_kmalloc+0xaf/0xc0 [ 44.331039] [] kmem_cache_alloc_trace+0x117/0x2d0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.337651] [] alloc_disk_node+0x54/0x3a0 [ 44.343556] [] alloc_disk+0x18/0x20 [ 44.348927] [] loop_add+0x36b/0x7c0 [ 44.354298] [] loop_probe+0x14f/0x180 [ 44.359840] [] kobj_lookup+0x223/0x410 [ 44.365471] [] get_gendisk+0x39/0x2d0 [ 44.371022] [] __blkdev_get+0x39c/0xdf0 [ 44.376740] [] blkdev_get+0x2da/0x920 [ 44.382280] [] blkdev_open+0x1a5/0x250 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.388036] [] do_dentry_open+0x38d/0xbd0 [ 44.393943] [] vfs_open+0x12a/0x210 [ 44.399341] [] path_openat+0xc10/0x3f10 [ 44.405126] [] do_filp_open+0x197/0x270 [ 44.410858] [] do_sys_open+0x31c/0x610 [ 44.416488] [] compat_SyS_open+0x2a/0x40 [ 44.422301] [] do_fast_syscall_32+0x31e/0xa80 [ 44.428543] [] sysenter_flags_fixed+0xd/0x1a [ 44.434721] [ 44.436320] Freed by task 2507: executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.439569] [] save_stack_trace+0x26/0x50 [ 44.445459] [] kasan_slab_free+0xac/0x190 [ 44.451344] [] kfree+0xf4/0x310 [ 44.456362] [] disk_release+0x259/0x330 [ 44.462081] [] device_release+0x7e/0x220 [ 44.467886] [] kobject_put+0x144/0x260 [ 44.473520] [] put_disk+0x23/0x30 [ 44.478827] [] __blkdev_get+0x66c/0xdf0 [ 44.484550] [] blkdev_get+0x2da/0x920 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.490091] [] blkdev_open+0x1a5/0x250 [ 44.495717] [] do_dentry_open+0x38d/0xbd0 [ 44.501606] [] vfs_open+0x12a/0x210 [ 44.506991] [] path_openat+0xc10/0x3f10 [ 44.512705] [] do_filp_open+0x197/0x270 [ 44.518416] [] do_sys_open+0x31c/0x610 [ 44.524047] [] compat_SyS_open+0x2a/0x40 [ 44.529859] [] do_fast_syscall_32+0x31e/0xa80 [ 44.536099] [] sysenter_flags_fixed+0xd/0x1a [ 44.542252] [ 44.543855] The buggy address belongs to the object at ffff8800b2a62200 [ 44.543855] which belongs to the cache kmalloc-2048 of size 2048 [ 44.556654] The buggy address is located 1384 bytes inside of [ 44.556654] 2048-byte region [ffff8800b2a62200, ffff8800b2a62a00) [ 44.568789] The buggy address belongs to the page: [ 4SeaBIOS (version 1.8.2-20181014_101610-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 2 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 0x000f2a10: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 4.4.166+ (syzkaller@ci) (gcc version 8.0.1 20180413 (experimental) (GCC) ) #17 SMP PREEMPT Sat Dec 1 09:42:45 UTC 2018 [ 0.000000] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n 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] 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 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] 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] 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 UC UC UC UC [ 0.000000] e820: last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f2c80-0x000f2c8f] mapped at [ffff8800000f2c80] [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F2A50 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFFDBA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFFDBE0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFFF3A0 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 1620538741 cycles [ 0.000000] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.000000] Zone ranges: [ 0.000000] DMA32 [mem 0x0000000000001000-0x00000000ffffffff] [ 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 0x0000000000100000-0x00000000bfffcfff] [ 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] 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:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] PERCPU: Embedded 41 pages/cpu @ffff8801db600000 s130696 r8192 d29048 u1048576 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 1935238 [ 0.000000] Kernel command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n 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: 6609220K/7863916K available (23659K kernel code, 3782K rwdata, 5032K rodata, 1300K init, 23352K bss, 1254696K 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=8 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 [ 1.126147] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.127343] pid_max: default: 32768 minimum: 301 [ 1.128091] ACPI: Core revision 20150930 [ 1.205876] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 1.207228] Security Framework initialized [ 1.207803] SELinux: Initializing. [ 1.208557] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.209619] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 1.213404] Initializing cgroup subsys freezer [ 1.214256] CPU: Physical Processor ID: 0 [ 1.214854] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.215766] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.216874] Spectre V2 : Mitigation: Full generic retpoline [ 1.217690] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 1.218817] Speculative Store Bypass: Vulnerable [ 1.220194] Freeing SMP alternatives memory: 28K [ 1.230753] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.345522] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.347353] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.435850] x86: Booting SMP configuration: [ 1.436721] .... node #0, CPUs: #1 [ 1.437624] kvm-clock: cpu 1, msr 2:1fffd041, secondary cpu clock [ 1.441346] x86: Booted up 1 node, 2 CPUs [ 1.442031] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.444199] CPU1: update max cpu_capacity 1024 [ 1.446531] CPU0: update max cpu_capacity 1024 [ 1.446918] devtmpfs: initialized [ 1.456478] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.457975] futex hash table entries: 512 (order: 4, 65536 bytes) [ 1.462282] NET: Registered protocol family 16 [ 1.485623] cpuidle: using governor ladder [ 1.515632] cpuidle: using governor menu [ 1.516711] ACPI: bus type PCI registered [ 1.517471] PCI: Using configuration type 1 for base access [ 1.599941] ACPI: Added _OSI(Module Device) [ 1.600624] ACPI: Added _OSI(Processor Device) [ 1.601354] ACPI: Added _OSI(3.0 _SCP Extensions) [ 1.602000] ACPI: Added _OSI(Processor Aggregator Device) [ 1.613586] ACPI: Executed 2 blocks of module-level executable AML code [ 1.698311] ACPI: Interpreter enabled [ 1.699154] ACPI: (supports S0 S3 S5) [ 1.699689] ACPI: Using IOAPIC for interrupt routing [ 1.700739] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 1.927492] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 1.928538] acpi PNP0A03:00: _OSC: OS supports [Segments MSI] [ 1.929820] acpi PNP0A03:00: _OSC failed (AE_NOT_FOUND); disabling ASPM [ 1.943265] PCI host bridge to bus 0000:00 [ 1.943923] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 1.944899] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 1.945881] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 1.946944] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 1.948105] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.984177] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 2.067482] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 2.073711] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 2.079816] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 2.085915] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 2.089480] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 2.104523] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.107591] vgaarb: loaded [ 2.110624] SCSI subsystem initialized [ 2.113617] ACPI: bus type USB registered [ 2.114882] usbcore: registered new interface driver usbfs [ 2.116034] usbcore: registered new interface driver hub [ 2.117158] usbcore: registered new device driver usb [ 2.119220] Advanced Linux Sound Architecture Driver Initialized. [ 2.120113] PCI: Using ACPI for IRQ routing [ 2.125078] amd_nb: Cannot enumerate AMD northbridges [ 2.126054] clocksource: Switched to clocksource kvm-clock [ 2.245573] pnp: PnP ACPI init [ 2.271215] pnp: PnP ACPI: found 7 devices [ 2.282863] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 2.284532] NET: Registered protocol family 2 [ 2.287824] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 2.289336] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes) [ 2.294235] TCP: Hash tables configured (established 65536 bind 65536) [ 2.295446] UDP hash table entries: 4096 (order: 7, 655360 bytes) [ 2.297397] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes) [ 2.299365] NET: Registered protocol family 1 [ 2.300252] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 2.302202] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 2.303184] software IO TLB [mem 0xbbffd000-0xbfffd000] (64MB) mapped at [ffff8800bbffd000-ffff8800bfffcfff] [ 2.305103] RAPL PMU detected, API unit is 2^-32 Joules, 3 fixed counters 10737418240 ms ovfl timer [ 2.306401] hw unit of domain pp0-core 2^-0 Joules [ 2.307130] hw unit of domain package 2^-0 Joules [ 2.307777] hw unit of domain dram 2^-16 Joules [ 2.313143] audit: initializing netlink subsys (disabled) [ 2.314187] audit: type=2000 audit(1543858373.842:1): initialized [ 2.412025] VFS: Disk quotas dquot_6.6.0 [ 2.413686] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 2.428460] Registering sdcardfs 0.1 [ 2.433099] fuse init (API version 7.23) [ 2.453125] cryptomgr_test (31) used greatest stack depth: 28656 bytes left [ 2.465684] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 253) [ 2.466970] io scheduler noop registered [ 2.467623] io scheduler deadline registered [ 2.470170] io scheduler cfq registered (default) [ 2.477463] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 2.478654] ACPI: Power Button [PWRF] [ 2.480452] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 2.481543] ACPI: Sleep Button [SLPF] [ 2.482580] Warning: Processor Platform Limit event detected, but not handled. [ 2.483691] Consider compiling CPUfreq support into your kernel. [ 2.517886] ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 2.518800] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 2.542123] ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 2.543155] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 2.549152] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 2.572209] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 2.597372] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 2.622580] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 2.647791] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 2.713836] brd: module loaded [ 2.749708] loop: module loaded [ 2.765114] scsi host0: Virtio SCSI HBA [ 2.779520] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 3.296533] tsc: Refined TSC clocksource calibration: 2300.007 MHz [ 3.298250] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x21273b92eef, max_idle_ns: 440795226594 ns [ 3.310064] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 3.310219] tun: Universal TUN/TAP device driver, 1.6 [ 3.310222] tun: (C) 1999-2004 Max Krasnyansky [ 3.313735] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 3.319433] sd 0:0:1:0: [sda] Write Protect is off [ 3.323665] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 3.345193] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 3.346420] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 3.347744] PPP generic driver version 2.4.2 [ 3.350084] PPP BSD Compression module registered [ 3.350887] PPP Deflate Compression module registered [ 3.351674] PPP MPPE Compression module registered [ 3.352461] NET: Registered protocol family 24 [ 3.353560] usbcore: registered new interface driver asix [ 3.354689] usbcore: registered new interface driver ax88179_178a [ 3.356462] usbcore: registered new interface driver cdc_ether [ 3.357831] usbcore: registered new interface driver net1080 [ 3.359155] usbcore: registered new interface driver cdc_subset [ 3.360362] usbcore: registered new interface driver zaurus [ 3.361692] usbcore: registered new interface driver cdc_ncm [ 3.362697] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 3.363866] ehci-pci: EHCI PCI platform driver [ 3.365684] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 3.368225] i8042: Warning: Keylock active [ 3.370143] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 3.372531] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 3.375703] sda: sda1 [ 3.376797] mousedev: PS/2 mouse device common for all mice [ 3.383527] usbcore: registered new interface driver xpad [ 3.384899] usbcore: registered new interface driver usb_acecad [ 3.386497] usbcore: registered new interface driver aiptek [ 3.387905] usbcore: registered new interface driver gtco [ 3.389210] usbcore: registered new interface driver hanwang [ 3.390566] usbcore: registered new interface driver kbtab [ 3.392328] sd 0:0:1:0: [sda] Attached SCSI disk [ 3.394892] rtc_cmos 00:00: RTC can wake from S4 [ 3.397595] rtc_cmos 00:00: rtc core: registered rtc_cmos as rtc0 [ 3.398896] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 3.404146] device-mapper: uevent: version 1.0.3 [ 3.407803] device-mapper: ioctl: 4.34.0-ioctl (2015-10-28) initialised: dm-devel@redhat.com [ 3.410060] hidraw: raw HID events driver (C) Jiri Kosina [ 3.425645] usbcore: registered new interface driver usbhid [ 3.426616] usbhid: USB HID core driver [ 3.435546] ashmem: initialized [ 3.459821] u32 classifier [ 3.460366] Actions configured [ 3.461025] Netfilter messages via NETLINK v0.30. [ 3.462048] nf_conntrack version 0.5.0 (65536 buckets, 262144 max) [ 3.465919] ctnetlink v0.93: registering with nfnetlink. [ 3.471843] xt_time: kernel timezone is -0000 [ 3.472779] IPv4 over IPsec tunneling driver [ 3.477700] ip_tables: (C) 2000-2006 Netfilter Core Team [ 3.479847] arp_tables: (C) 2002 David S. Miller [ 3.480972] Initializing XFRM netlink socket [ 3.489347] NET: Registered protocol family 10 [ 3.497721] mip6: Mobile IPv6 [ 3.498395] ip6_tables: (C) 2000-2006 Netfilter Core Team [ 3.504534] sit: IPv6 over IPv4 tunneling driver [ 3.512465] NET: Registered protocol family 17 [ 3.513344] NET: Registered protocol family 15 [ 3.517542] registered taskstats version 1 [ 3.522152] rtc_cmos 00:00: setting system clock to 2018-12-03 17:32:55 UTC (1543858375) [ 3.523749] ALSA device list: [ 3.524244] No soundcards found. [ 3.578521] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 3.586504] EXT4-fs (sda1): couldn't mount as ext3 due to feature incompatibilities [ 3.589939] EXT4-fs (sda1): couldn't mount as ext2 due to feature incompatibilities [ 3.607996] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 3.609095] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 3.621218] devtmpfs: mounted [ 3.626113] Freeing unused kernel memory: 1300K [ 3.626766] Kernel memory protection disabled. [ 4.782978] SELinux: Permission module_load in class system not defined in policy. [ 4.784442] SELinux: Class netlink_iscsi_socket not defined in policy. [ 4.785582] SELinux: Class netlink_fib_lookup_socket not defined in policy. [ 4.786713] SELinux: Class netlink_connector_socket not defined in policy. [ 4.787855] SELinux: Class netlink_netfilter_socket not defined in policy. [ 4.789008] SELinux: Class netlink_generic_socket not defined in policy. [ 4.790213] SELinux: Class netlink_scsitransport_socket not defined in policy. [ 4.791374] SELinux: Class netlink_rdma_socket not defined in policy. [ 4.792377] SELinux: Class netlink_crypto_socket not defined in policy. [ 4.793464] SELinux: Permission wake_alarm in class capability2 not defined in policy. [ 4.794612] SELinux: Permission block_suspend in class capability2 not defined in policy. [ 4.795886] SELinux: Permission audit_read in class capability2 not defined in policy. [ 4.797076] SELinux: Permission attach_queue in class tun_socket not defined in policy. [ 4.798203] SELinux: Class binder not defined in policy. [ 4.798937] SELinux: the above unknown classes and permissions will be denied [ 4.899840] audit: type=1403 audit(1543858376.870:2): policy loaded auid=4294967295 ses=4294967295 INIT: version 2.88 booting [ 5.068212] stty (356) used greatest stack depth: 26112 bytes left [ 5.232508] uname (358) used greatest stack depth: 25232 bytes left [info] Using makefile-style concurrent boot in runlevel S. [ 6.199315] audit: type=1400 audit(1543858378.170:3): avc: denied { associate } for pid=460 comm="restorecon" name="pts" dev="devtmpfs" ino=450 scontext=system_u:object_r:devpts_t:s0 tcontext=system_u:object_r:device_t:s0 tclass=filesystem permissive=1 [....] Starting the hotplug events dispatcher: udevd[ 6.300840] udevd[468]: starting version 175 [?25l[?1c7[ ok 8[?25h[?0c. [....] Synthesizing the initial hotplug events...[?25l[?1c7[ ok 8[?25h[?0cdone.