[ 0.000000][ T0] Linux version 5.3.0-rc1+ (syzkaller@ci) (gcc version 9.0.0 20181231 (experimental) (GCC)) #136 SMP PREEMPT Thu Aug 1 17:58:58 UTC 2019 [ 0.000000][ T0] 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 security=apparmor lsm=yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr 9e43001, primary cpu clock [ 0.000004][ T0] kvm-clock: using sched offset of 3843449006 cycles [ 0.000859][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003671][ T0] tsc: Detected 2300.000 MHz processor [ 0.007030][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008220][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009231][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016417][ T0] found SMP MP-table at [mem 0x000f29c0-0x000f29cf] [ 0.017378][ T0] check: Scanning 1 areas for low memory corruption [ 0.018513][ T0] Using GB pages for direct mapping [ 0.021396][ T0] ACPI: Early table checksum verification disabled [ 0.022386][ T0] ACPI: RSDP 0x00000000000F2750 000014 (v00 Google) [ 0.023302][ T0] ACPI: RSDT 0x00000000BFFFDA50 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024669][ T0] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025976][ T0] ACPI: DSDT 0x00000000BFFFDA90 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027382][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.028148][ T0] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.028878][ T0] ACPI: SSDT 0x00000000BFFFF540 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.030112][ T0] ACPI: APIC 0x00000000BFFFF450 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031407][ T0] ACPI: WAET 0x00000000BFFFF420 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.032645][ T0] ACPI: SRAT 0x00000000BFFFF350 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.034209][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.034913][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.035653][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.036569][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.037503][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.038423][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.039868][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.041533][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.042647][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.044586][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.046574][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.100004][ T0] Zone ranges: [ 0.100633][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.101728][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.102872][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.103802][ T0] Movable zone start for each node [ 0.104577][ T0] Early memory node ranges [ 0.105170][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.106083][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.107242][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.108195][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.109163][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.109170][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.171202][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.641705][ T0] kasan: KernelAddressSanitizer initialized [ 0.643030][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.643782][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.645123][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.646444][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.647522][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.648540][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.649556][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.650673][ T0] Using ACPI (MADT) for SMP configuration information [ 0.651762][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.652663][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.653829][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.655019][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.656000][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.656992][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.657950][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.658906][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.660173][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.661212][ T0] Booting paravirtualized kernel on KVM [ 0.661979][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.663550][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.665775][ T0] percpu: Embedded 64 pages/cpu s224392 r8192 d29560 u1048576 [ 0.666961][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.667950][ T0] Policy zone: Normal [ 0.668477][ T0] 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 security=apparmor lsm=yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.678687][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.456395][ T0] Memory: 6498144K/7863916K available (104466K kernel code, 14810K rwdata, 18948K rodata, 3200K init, 24484K bss, 1365772K reserved, 0K cma-reserved) [ 1.463981][ T0] Running RCU self tests [ 1.464579][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.465482][ T0] rcu: RCU lockdep checking is enabled. [ 1.466327][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.467388][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.468455][ T0] Tasks RCU enabled. [ 1.469149][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.470390][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.477274][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.478902][ T0] random: get_random_bytes called from start_kernel+0x560/0x951 with crng_init=0 [ 1.484336][ T0] Console: colour VGA+ 80x25 [ 1.485089][ T0] printk: console [ttyS0] enabled [ 1.485089][ T0] printk: console [ttyS0] enabled [ 1.486615][ T0] printk: bootconsole [earlyser0] disabled [ 1.486615][ T0] printk: bootconsole [earlyser0] disabled [ 1.488363][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.489673][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.490818][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.491740][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.492506][ T0] ... CLASSHASH_SIZE: 4096 [ 1.493459][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.494279][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.495238][ T0] ... CHAINHASH_SIZE: 32768 [ 1.496028][ T0] memory used by lock dependency info: 6237 kB [ 1.497061][ T0] per task-struct memory footprint: 1920 bytes [ 1.498184][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.499879][ T0] ACPI: Core revision 20190703 [ 1.501567][ T0] APIC: Switch to symmetric I/O mode setup [ 1.503078][ T0] x2apic enabled [ 1.504877][ T0] Switched APIC routing to physical x2apic. [ 1.509324][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.510717][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.512433][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.513833][ T0] pid_max: default: 32768 minimum: 301 [ 1.515912][ T0] LSM: Security Framework initializing [ 1.516823][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.518051][ T0] Yama: becoming mindful. [ 1.518981][ T0] TOMOYO Linux initialized [ 1.521326][ T0] AppArmor: AppArmor initialized [ 1.527538][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.532792][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.534226][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.536163][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.539504][ T0] *** VALIDATE proc *** [ 1.541195][ T0] *** VALIDATE cgroup1 *** [ 1.541929][ T0] *** VALIDATE cgroup2 *** [ 1.543081][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.544046][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.545113][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.545145][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.548534][ T0] MDS: Mitigation: Clear CPU buffers [ 1.550161][ T0] Freeing SMP alternatives memory: 68K [ 1.562422][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.612514][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.632459][ T1] rcu: Hierarchical SRCU implementation. [ 1.652615][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.682457][ T1] smp: Bringing up secondary CPUs ... [ 1.765225][ T1] x86: Booting SMP configuration: [ 1.766156][ T1] .... node #0, CPUs: #1 [ 0.023708][ T0] kvm-clock: cpu 1, msr 9e43041, secondary cpu clock [ 1.768451][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 1.768451][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.772527][ T1] smpboot: Max logical packages: 1 [ 1.773283][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.775553][ T1] devtmpfs: initialized [ 1.788248][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.788248][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.792456][ T1] xor: automatically using best checksumming function avx [ 1.792456][ T1] PM: RTC time: 18:04:31, date: 2019-08-01 [ 1.793263][ T26] kworker/u4:0 (26) used greatest stack depth: 27472 bytes left [ 1.794898][ T1] NET: Registered protocol family 16 [ 1.802517][ T1] audit: initializing netlink subsys (disabled) [ 1.802556][ T27] audit: type=2000 audit(1564682671.066:1): state=initialized audit_enabled=0 res=1 [ 1.807186][ T1] cpuidle: using governor menu [ 1.807003][ T37] kworker/u4:1 (37) used greatest stack depth: 27392 bytes left [ 1.814237][ T1] ACPI: bus type PCI registered [ 1.816011][ T1] dca service started, version 1.12.1 [ 1.816880][ T1] PCI: Using configuration type 1 for base access [ 1.926493][ T499] kworker/u4:3 (499) used greatest stack depth: 27248 bytes left [ 2.051304][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.053073][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.053625][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.084833][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.302465][ T1] raid6: avx2x4 gen() 11940 MB/s [ 2.466400][ T1] raid6: avx2x4 xor() 6440 MB/s [ 2.642479][ T1] raid6: avx2x2 gen() 6633 MB/s [ 2.806399][ T1] raid6: avx2x2 xor() 3848 MB/s [ 2.976441][ T1] raid6: avx2x1 gen() 1051 MB/s [ 3.146395][ T1] raid6: avx2x1 xor() 2156 MB/s [ 3.316387][ T1] raid6: sse2x4 gen() 6210 MB/s [ 3.486394][ T1] raid6: sse2x4 xor() 3393 MB/s [ 3.662443][ T1] raid6: sse2x2 gen() 3880 MB/s [ 3.826405][ T1] raid6: sse2x2 xor() 1952 MB/s [ 3.996436][ T1] raid6: sse2x1 gen() 496 MB/s [ 4.166410][ T1] raid6: sse2x1 xor() 959 MB/s [ 4.167269][ T1] raid6: using algorithm avx2x4 gen() 11940 MB/s [ 4.168191][ T1] raid6: .... xor() 6440 MB/s, rmw enabled [ 4.169024][ T1] raid6: using avx2x2 recovery algorithm [ 4.173169][ T1] ACPI: Added _OSI(Module Device) [ 4.173169][ T1] ACPI: Added _OSI(Processor Device) [ 4.173169][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.173182][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.174058][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.174798][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.175664][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.217509][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.278339][ T1] ACPI: Interpreter enabled [ 4.278339][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.278339][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.278339][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.278846][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.358847][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.360026][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.361640][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.372596][ T1] PCI host bridge to bus 0000:00 [ 4.372596][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.372596][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.372596][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.372596][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.372596][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.373600][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.382442][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.402443][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.412632][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.416176][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.422559][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.427644][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.444087][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.450183][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.454200][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebff000-0xfebff07f] [ 4.482431][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.483354][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.486863][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.490264][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.492802][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.504125][ T1356] kworker/u4:4 (1356) used greatest stack depth: 27024 bytes left [ 4.506004][ T1] vgaarb: loaded [ 4.506624][ T1] SCSI subsystem initialized [ 4.514361][ T1] ACPI: bus type USB registered [ 4.516018][ T1] usbcore: registered new interface driver usbfs [ 4.517164][ T1] usbcore: registered new interface driver hub [ 4.517164][ T1] usbcore: registered new device driver usb [ 4.517164][ T1] mc: Linux media interface: v0.10 [ 4.523131][ T1] videodev: Linux video capture interface: v2.00 [ 4.523428][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.523428][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.523428][ T1] PTP clock support registered [ 4.524096][ T1] EDAC MC: Ver: 3.0.0 [ 4.533430][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.535001][ T1] PCI: Using ACPI for IRQ routing [ 4.539028][ T1] Bluetooth: Core ver 2.22 [ 4.539867][ T1] NET: Registered protocol family 31 [ 4.540707][ T1] Bluetooth: HCI device and connection manager initialized [ 4.541693][ T1] Bluetooth: HCI socket layer initialized [ 4.543428][ T1] Bluetooth: L2CAP socket layer initialized [ 4.544277][ T1] Bluetooth: SCO socket layer initialized [ 4.545103][ T1] NET: Registered protocol family 8 [ 4.545822][ T1] NET: Registered protocol family 20 [ 4.546823][ T1] NetLabel: Initializing [ 4.547652][ T1] NetLabel: domain hash size = 128 [ 4.548536][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.550019][ T1] NetLabel: unlabeled traffic allowed by default [ 4.552901][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.553923][ T1] NET: Registered protocol family 39 [ 4.554763][ T1] clocksource: Switched to clocksource kvm-clock [ 6.592666][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.593710][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.595608][ T1] FS-Cache: Loaded [ 6.596243][ T1] *** VALIDATE hugetlbfs *** [ 6.597837][ T1] CacheFiles: Loaded [ 6.598796][ T1] TOMOYO: 2.6.0 [ 6.599366][ T1] Mandatory Access Control activated. [ 6.601649][ T1] AppArmor: AppArmor Filesystem Enabled [ 6.603099][ T1] pnp: PnP ACPI init [ 6.614576][ T1] pnp: PnP ACPI: found 7 devices [ 6.655261][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 6.655269][ T1] thermal_sys: Registered thermal governor 'user_space' [ 6.676580][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.678169][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 6.679238][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 6.680292][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 6.681417][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 6.683854][ T1] NET: Registered protocol family 2 [ 6.686797][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 294912 bytes, vmalloc) [ 6.688906][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 6.694476][ T1] TCP bind hash table entries: 65536 (order: 10, 4194304 bytes, vmalloc) [ 6.699146][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 6.701665][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.704557][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.707102][ T1] NET: Registered protocol family 1 [ 6.709446][ T1] RPC: Registered named UNIX socket transport module. [ 6.710436][ T1] RPC: Registered udp transport module. [ 6.711237][ T1] RPC: Registered tcp transport module. [ 6.712065][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.725022][ T1] NET: Registered protocol family 44 [ 6.725946][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.727083][ T1] PCI: CLS 0 bytes, default 64 [ 6.731550][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.732703][ T1] software IO TLB: mapped [mem 0xaa800000-0xae800000] (64MB) [ 6.735861][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 6.739418][ T1] kvm: already loaded the other module [ 6.740250][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.741904][ T1] clocksource: Switched to clocksource tsc [ 6.743066][ T1] mce: Machine check injector initialized [ 6.747695][ T1] check: Scanning for low memory corruption every 60 seconds [ 6.846691][ T1783] kworker/u4:0 (1783) used greatest stack depth: 26976 bytes left [ 6.848068][ T1] Initialise system trusted keyrings [ 6.849799][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.851270][ T1] zbud: loaded [ 6.856624][ T1] DLM installed [ 6.858718][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 6.862132][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 6.876461][ T1] NFS: Registering the id_resolver key type [ 6.877427][ T1] Key type id_resolver registered [ 6.878176][ T1] Key type id_legacy registered [ 6.878868][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 6.880007][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 6.883655][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 6.885359][ T1] fuse: init (API version 7.31) [ 6.888005][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 6.898688][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 6.903741][ T1] 9p: Installing v9fs 9p2000 file system support [ 6.904782][ T1] FS-Cache: Netfs '9p' registered for caching [ 6.909163][ T1] gfs2: GFS2 installed [ 6.912195][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 6.913770][ T1] ceph: loaded (mds proto 32) [ 6.920762][ T1] NET: Registered protocol family 38 [ 6.922395][ T1] async_tx: api initialized (async) [ 6.923285][ T1] Key type asymmetric registered [ 6.924001][ T1] Asymmetric key parser 'x509' registered [ 6.924968][ T1] Asymmetric key parser 'pkcs8' registered [ 6.925792][ T1] Key type pkcs7_test registered [ 6.926494][ T1] Asymmetric key parser 'tpm_parser' registered [ 6.927529][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 246) [ 6.929418][ T1] io scheduler mq-deadline registered [ 6.930315][ T1] io scheduler kyber registered [ 6.931512][ T1] io scheduler bfq registered [ 6.937327][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 6.942701][ T1] ACPI: Power Button [PWRF] [ 6.944225][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 6.945556][ T1] ACPI: Sleep Button [SLPF] [ 6.952396][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 6.963792][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 6.964901][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 6.978663][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 6.979763][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 7.245261][ T1] HDLC line discipline maxframe=4096 [ 7.246290][ T1] N_HDLC line discipline registered. [ 7.247150][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 7.271877][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 7.299726][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 7.325566][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 7.350898][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 7.358608][ T1] Non-volatile memory driver v1.3 [ 7.360212][ T1] Linux agpgart interface v0.103 [ 7.369844][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 7.371845][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 7.373682][ T1] [drm] Driver supports precise vblank timestamp query. [ 7.377687][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 7.379392][ T1] usbcore: registered new interface driver udl [ 7.425165][ T1] brd: module loaded [ 7.455680][ T1] loop: module loaded [ 7.518908][ T1] zram: Added device: zram0 [ 7.537613][ T1] null: module loaded [ 7.543127][ T1] nfcsim 0.2 initialized [ 7.546269][ T1] Loading iSCSI transport class v2.0-870. [ 7.567790][ T1] scsi host0: Virtio SCSI HBA [ 7.605250][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 7.607460][ T1032] kasan: CONFIG_KASAN_INLINE enabled [ 7.608808][ T1032] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 7.608827][ T1032] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 7.610888][ T1] kobject: 'st' (0000000099211693): kobject_uevent_env [ 7.612537][ T1032] CPU: 0 PID: 1032 Comm: kworker/u4:4 Not tainted 5.3.0-rc1+ #136 [ 7.612543][ T1032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.612564][ T1032] Workqueue: events_unbound async_run_entry_fn [ 7.612585][ T1032] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 7.612602][ T1032] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 23 01 00 00 49 8b 9c 24 38 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 01 00 00 49 8d bc 24 48 03 00 00 48 8b 1b 48 [ 7.614511][ T1] kobject: 'st' (0000000099211693): fill_kobj_path: path = '/bus/scsi/drivers/st' [ 7.614634][ T1032] RSP: 0000:ffff8880a7dff768 EFLAGS: 00010246 [ 7.619328][ T1] kobject: 'scsi_disk' (00000000dbb6ac77): kobject_add_internal: parent: 'class', set: 'class' [ 7.614634][ T1032] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128d1 [ 7.622184][ T1] kobject: 'scsi_disk' (00000000dbb6ac77): kobject_uevent_env [ 7.614634][ T1032] RDX: 0000000000000000 RSI: ffffffff816128f0 RDI: ffff8882195c7138 [ 7.614634][ T1032] RBP: ffff8880a7dff780 R08: ffff8880a83a04c0 R09: ffffed10144dc68d [ 7.614634][ T1032] R10: ffffed10144dc68c R11: ffff8880a26e3467 R12: ffff8882195c6e00 [ 7.614634][ T1032] R13: ffff8882195c6e00 R14: ffff8880a2cc85f0 R15: 0000000000000200 [ 7.614634][ T1032] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 7.614634][ T1032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.614634][ T1032] CR2: ffff88821ffff000 CR3: 0000000008c6d000 CR4: 00000000001406f0 [ 7.629522][ T1] kobject: 'scsi_disk' (00000000dbb6ac77): fill_kobj_path: path = '/class/scsi_disk' [ 7.614634][ T1032] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.633885][ T1] kobject: 'sd' (000000009b7cf9e5): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.614634][ T1032] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.637301][ T1] kobject: 'sd' (000000009b7cf9e5): kobject_uevent_env [ 7.614634][ T1032] Call Trace: [ 7.641151][ T1] kobject: 'sd' (000000009b7cf9e5): fill_kobj_path: path = '/bus/scsi/drivers/sd' [ 7.614634][ T1032] dma_max_mapping_size+0xba/0x100 [ 7.614634][ T1032] __scsi_init_queue+0x1cb/0x580 [ 7.614634][ T1032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 7.645453][ T1] kobject: 'sr' (00000000ca38aa86): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.614634][ T1032] scsi_mq_alloc_queue+0xd2/0x180 [ 7.648902][ T1] kobject: 'sr' (00000000ca38aa86): kobject_uevent_env [ 7.614634][ T1032] scsi_alloc_sdev+0x837/0xc60 [ 7.653308][ T1] kobject: 'sr' (00000000ca38aa86): fill_kobj_path: path = '/bus/scsi/drivers/sr' [ 7.614634][ T1032] scsi_probe_and_add_lun+0x2440/0x39f0 [ 7.657672][ T1] kobject: 'scsi_generic' (000000001c91fdd3): kobject_add_internal: parent: 'class', set: 'class' [ 7.614634][ T1032] ? __kasan_check_read+0x11/0x20 [ 7.661201][ T1] kobject: 'scsi_generic' (000000001c91fdd3): kobject_uevent_env [ 7.614634][ T1032] ? mark_lock+0xc0/0x11e0 [ 7.664609][ T1] kobject: 'scsi_generic' (000000001c91fdd3): fill_kobj_path: path = '/class/scsi_generic' [ 7.614634][ T1032] ? scsi_alloc_sdev+0xc60/0xc60 [ 7.677381][ T1] kobject: 'nvme-wq' (000000007ef92c29): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.614634][ T1032] ? mark_held_locks+0xa4/0xf0 [ 7.680162][ T1] kobject: 'nvme-wq' (000000007ef92c29): kobject_uevent_env [ 7.614634][ T1032] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.682970][ T1] kobject: 'nvme-wq' (000000007ef92c29): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.614634][ T1032] ? __pm_runtime_resume+0x11b/0x180 [ 7.686626][ T1] kobject: 'nvme-wq' (000000007ef92c29): kobject_uevent_env [ 7.614634][ T1032] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.690377][ T1] kobject: 'nvme-wq' (000000007ef92c29): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-wq' [ 7.614634][ T1032] ? lockdep_hardirqs_on+0x418/0x5d0 [ 7.614634][ T1032] ? trace_hardirqs_on+0x67/0x240 [ 7.614634][ T1032] ? __kasan_check_read+0x11/0x20 [ 7.704157][ T1] kobject: 'nvme-reset-wq' (00000000fe18804a): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.614634][ T1032] ? _raw_spin_unlock_irqrestore+0xa4/0xe0 [ 7.707497][ T1] kobject: 'nvme-reset-wq' (00000000fe18804a): kobject_uevent_env [ 7.614634][ T1032] ? __pm_runtime_resume+0x11b/0x180 [ 7.710741][ T1] kobject: 'nvme-reset-wq' (00000000fe18804a): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.614634][ T1032] __scsi_scan_target+0x29a/0xfa0 [ 7.715093][ T1] kobject: 'nvme-reset-wq' (00000000fe18804a): kobject_uevent_env [ 7.614634][ T1032] ? __pm_runtime_resume+0x11b/0x180 [ 7.718136][ T1] kobject: 'nvme-reset-wq' (00000000fe18804a): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-reset-wq' [ 7.614634][ T1032] ? __kasan_check_read+0x11/0x20 [ 7.614634][ T1032] ? mark_lock+0xc0/0x11e0 [ 7.614634][ T1032] ? scsi_probe_and_add_lun+0x39f0/0x39f0 [ 7.614634][ T1032] ? mark_held_locks+0xa4/0xf0 [ 7.614634][ T1032] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.614634][ T1032] ? __pm_runtime_resume+0x11b/0x180 [ 7.614634][ T1032] ? _raw_spin_unlock_irqrestore+0x6b/0xe0 [ 7.614634][ T1032] ? lockdep_hardirqs_on+0x418/0x5d0 [ 7.614634][ T1032] ? trace_hardirqs_on+0x67/0x240 [ 7.614634][ T1032] scsi_scan_channel.part.0+0x11a/0x190 [ 7.733154][ T1] kobject: 'nvme-delete-wq' (0000000051757e33): kobject_add_internal: parent: 'workqueue', set: 'devices' [ 7.614634][ T1032] scsi_scan_host_selected+0x313/0x450 [ 7.736378][ T1] kobject: 'nvme-delete-wq' (0000000051757e33): kobject_uevent_env [ 7.614634][ T1032] ? scsi_scan_host+0x450/0x450 [ 7.739525][ T1] kobject: 'nvme-delete-wq' (0000000051757e33): kobject_uevent_env: uevent_suppress caused the event to drop! [ 7.614634][ T1032] do_scsi_scan_host+0x1ef/0x260 [ 7.743927][ T1] kobject: 'nvme-delete-wq' (0000000051757e33): kobject_uevent_env [ 7.614634][ T1032] ? scsi_scan_host+0x450/0x450 [ 7.747010][ T1] kobject: 'nvme-delete-wq' (0000000051757e33): fill_kobj_path: path = '/devices/virtual/workqueue/nvme-delete-wq' [ 7.614634][ T1032] do_scan_async+0x41/0x500 [ 7.751418][ T1] kobject: 'nvme' (00000000f3a99b35): kobject_add_internal: parent: 'class', set: 'class' [ 7.614634][ T1032] ? scsi_scan_host+0x450/0x450 [ 7.754831][ T1] kobject: 'nvme' (00000000f3a99b35): kobject_uevent_env [ 7.614634][ T1032] async_run_entry_fn+0x124/0x570 [ 7.757807][ T1] kobject: 'nvme' (00000000f3a99b35): fill_kobj_path: path = '/class/nvme' [ 7.614634][ T1032] process_one_work+0x9af/0x1740 [ 7.761686][ T1] kobject: 'nvme-subsystem' (0000000059cd9567): kobject_add_internal: parent: 'class', set: 'class' [ 7.614634][ T1032] ? pwq_dec_nr_in_flight+0x320/0x320 [ 7.765167][ T1] kobject: 'nvme-subsystem' (0000000059cd9567): kobject_uevent_env [ 7.614634][ T1032] ? lock_acquire+0x190/0x410 [ 7.768351][ T1] kobject: 'nvme-subsystem' (0000000059cd9567): fill_kobj_path: path = '/class/nvme-subsystem' [ 7.614634][ T1032] worker_thread+0x98/0xe40 [ 7.772223][ T1] kobject: 'nvme' (000000000e000987): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.614634][ T1032] ? trace_hardirqs_on+0x67/0x240 [ 7.614634][ T1032] kthread+0x361/0x430 [ 7.775935][ T1] kobject: 'drivers' (000000006463d3c3): kobject_add_internal: parent: 'nvme', set: '' [ 7.614634][ T1032] ? process_one_work+0x1740/0x1740 [ 7.778150][ T1] kobject: 'nvme' (000000000e000987): kobject_uevent_env [ 7.614634][ T1032] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 7.781881][ T1] kobject: 'nvme' (000000000e000987): fill_kobj_path: path = '/bus/pci/drivers/nvme' [ 7.614634][ T1032] ret_from_fork+0x24/0x30 [ 7.614634][ T1032] Modules linked in: [ 7.785534][ T1] kobject: 'ahci' (000000004fe47a2e): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.788070][ T1032] ---[ end trace 3d7b27c3d2678cd9 ]--- [ 7.788733][ T1] kobject: 'drivers' (000000008da3518e): kobject_add_internal: parent: 'ahci', set: '' [ 7.789706][ T1032] RIP: 0010:dma_direct_max_mapping_size+0x7c/0x1a7 [ 7.792283][ T1] kobject: 'ahci' (000000004fe47a2e): kobject_uevent_env [ 7.793630][ T1032] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 23 01 00 00 49 8b 9c 24 38 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 0a 01 00 00 49 8d bc 24 48 03 00 00 48 8b 1b 48 [ 7.793643][ T1032] RSP: 0000:ffff8880a7dff768 EFLAGS: 00010246 [ 7.796400][ T1] kobject: 'ahci' (000000004fe47a2e): fill_kobj_path: path = '/bus/pci/drivers/ahci' [ 7.797747][ T1032] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff816128d1 [ 7.799647][ T1] kobject: 'ata_piix' (00000000c0fa987b): kobject_add_internal: parent: 'drivers', set: 'drivers' [ 7.804415][ T1032] RDX: 0000000000000000 RSI: ffffffff816128f0 RDI: ffff8882195c7138 [ 7.804423][ T1032] RBP: ffff8880a7dff780 R08: ffff8880a83a04c0 R09: ffffed10144dc68d [ 7.804431][ T1032] R10: ffffed10144dc68c R11: ffff8880a26e3467 R12: ffff8882195c6e00 [ 7.804439][ T1032] R13: ffff8882195c6e00 R14: ffff8880a2cc85f0 R15: 0000000000000200 [ 7.804450][ T1032] FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 7.804459][ T1032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.804467][ T1032] CR2: ffff88821ffff000 CR3: 0000000008c6d000 CR4: 00000000001406f0 [ 7.804478][ T1032] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.804486][ T1032] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.804494][ T1032] Kernel panic - not syncing: Fatal exception [ 7.805703][ T1032] Kernel Offset: disabled [ 7.814318][ T1032] Rebooting in 86400 seconds..