[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200429-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 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 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,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 [ 0.000003][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3537756521 cycles [ 0.000976][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003687][ T0] tsc: Detected 2300.000 MHz processor [ 0.006260][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007260][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008474][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015709][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.016764][ T0] check: Scanning 1 areas for low memory corruption [ 0.017895][ T0] Using GB pages for direct mapping [ 0.020919][ T0] ACPI: Early table checksum verification disabled [ 0.022035][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.022957][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024248][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025486][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.026735][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.027443][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028170][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.029470][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.030711][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.031928][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.033602][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.034313][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.035005][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.036012][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.036960][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.037916][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.039628][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.041637][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.042769][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.044545][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.046267][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.099524][ T0] Zone ranges: [ 0.100475][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.101622][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.102627][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.103527][ T0] Device empty [ 0.104103][ T0] Movable zone start for each node [ 0.104892][ T0] Early memory node ranges [ 0.105535][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.106620][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.107629][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.108692][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.109631][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.109636][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.140380][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.586717][ T0] kasan: KernelAddressSanitizer initialized [ 0.588229][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.589696][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.590812][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.592146][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.593337][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.594363][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.595486][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.596592][ T0] Using ACPI (MADT) for SMP configuration information [ 0.597883][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.598772][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.600134][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.603387][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.604548][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.605754][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.607155][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.608386][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.609721][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.610732][ T0] Booting paravirtualized kernel on KVM [ 0.611689][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.666871][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.669500][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.670820][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.672067][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.673655][ T0] Policy zone: Normal [ 0.674276][ 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 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,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 [ 0.686255][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.492570][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17323K rwdata, 21704K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.500952][ T0] Running RCU self tests [ 1.501612][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.502502][ T0] rcu: RCU lockdep checking is enabled. [ 1.503254][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.504390][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.505357][ T0] Trampoline variant of Tasks RCU enabled. [ 1.506269][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.507534][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.516363][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.518316][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.522500][ T0] Console: colour VGA+ 80x25 [ 1.524635][ T0] printk: console [ttyS0] enabled [ 1.524635][ T0] printk: console [ttyS0] enabled [ 1.526037][ T0] printk: bootconsole [earlyser0] disabled [ 1.526037][ T0] printk: bootconsole [earlyser0] disabled [ 1.527872][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.529097][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.529807][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.530629][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.531377][ T0] ... CLASSHASH_SIZE: 4096 [ 1.532094][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.532821][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.533718][ T0] ... CHAINHASH_SIZE: 32768 [ 1.534504][ T0] memory used by lock dependency info: 6301 kB [ 1.535474][ T0] memory used for stack traces: 4224 kB [ 1.536323][ T0] per task-struct memory footprint: 1920 bytes [ 1.537551][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.539344][ T0] ACPI: Core revision 20200326 [ 1.542090][ T0] APIC: Switch to symmetric I/O mode setup [ 1.543749][ T0] x2apic enabled [ 1.545557][ T0] Switched APIC routing to physical x2apic. [ 1.549889][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.550986][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.552877][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.554198][ T0] pid_max: default: 32768 minimum: 301 [ 1.556257][ T0] LSM: Security Framework initializing [ 1.557056][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.558220][ T0] Yama: becoming mindful. [ 1.559158][ T0] TOMOYO Linux initialized [ 1.560934][ T0] AppArmor: AppArmor initialized [ 1.570019][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.574711][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.576395][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.577752][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.583341][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.584401][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.585461][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.586750][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.586785][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.589707][ T0] MDS: Mitigation: Clear CPU buffers [ 1.591392][ T0] Freeing SMP alternatives memory: 96K [ 1.714665][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.717875][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.719685][ T1] rcu: Hierarchical SRCU implementation. [ 1.721015][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.722867][ T1] smp: Bringing up secondary CPUs ... [ 1.727881][ T1] x86: Booting SMP configuration: [ 1.728848][ T1] .... node #0, CPUs: #1 [ 0.024707][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.731630][ 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. [ 1.733045][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.733892][ T1] smpboot: Max logical packages: 1 [ 1.734937][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.738371][ T1] devtmpfs: initialized [ 1.738371][ T1] x86/mm: Memory block size: 128MB [ 1.766590][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.766590][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.772979][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.776436][ T1] xor: automatically using best checksumming function avx [ 1.778717][ T1] PM: RTC time: 12:57:16, date: 2020-04-29 [ 1.779854][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.779858][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.783592][ T1] NET: Registered protocol family 16 [ 1.789301][ T1] audit: initializing netlink subsys (disabled) [ 1.790312][ T26] audit: type=2000 audit(1588165036.076:1): state=initialized audit_enabled=0 res=1 [ 1.794626][ T1] cpuidle: using governor menu [ 1.796760][ T1] ACPI: bus type PCI registered [ 1.803980][ T1] dca service started, version 1.12.1 [ 1.805042][ T1] PCI: Using configuration type 1 for base access [ 1.895012][ T197] kworker/u4:3 (197) used greatest stack depth: 27336 bytes left [ 2.162900][ T776] kworker/u4:3 (776) used greatest stack depth: 26944 bytes left [ 2.334050][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.334543][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.334543][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.354350][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.552907][ T1] raid6: avx2x4 gen() 9782 MB/s [ 2.722878][ T1] raid6: avx2x4 xor() 5887 MB/s [ 2.884153][ T1] raid6: avx2x2 gen() 7286 MB/s [ 3.054148][ T1] raid6: avx2x2 xor() 3591 MB/s [ 3.224152][ T1] raid6: avx2x1 gen() 4861 MB/s [ 3.394153][ T1] raid6: avx2x1 xor() 1911 MB/s [ 3.564139][ T1] raid6: sse2x4 gen() 5944 MB/s [ 3.742917][ T1] raid6: sse2x4 xor() 3193 MB/s [ 3.912890][ T1] raid6: sse2x2 gen() 3703 MB/s [ 4.082885][ T1] raid6: sse2x2 xor() 1832 MB/s [ 4.252886][ T1] raid6: sse2x1 gen() 2550 MB/s [ 4.422892][ T1] raid6: sse2x1 xor() 967 MB/s [ 4.423680][ T1] raid6: using algorithm avx2x4 gen() 9782 MB/s [ 4.424630][ T1] raid6: .... xor() 5887 MB/s, rmw enabled [ 4.425513][ T1] raid6: using avx2x2 recovery algorithm [ 4.427698][ T1] ACPI: Added _OSI(Module Device) [ 4.428540][ T1] ACPI: Added _OSI(Processor Device) [ 4.429346][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.430189][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.431151][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.431924][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.432861][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.486871][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.540614][ T1] ACPI: Interpreter enabled [ 4.541719][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.542608][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.543229][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.547334][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.650346][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.651693][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.653511][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.661101][ T1] PCI host bridge to bus 0000:00 [ 4.661859][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.662933][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.664262][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.665343][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.666713][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.667938][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.669082][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.676387][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.696854][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.715441][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.720348][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.729565][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.736108][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.754841][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.762566][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.766831][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.785156][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.796515][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.801416][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.833263][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.837778][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.841824][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.845877][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.848995][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.860227][ T1] iommu: Default domain type: Translated [ 4.861869][ T1] vgaarb: loaded [ 4.867633][ T1] SCSI subsystem initialized [ 4.869088][ T1] ACPI: bus type USB registered [ 4.869088][ T1] usbcore: registered new interface driver usbfs [ 4.874307][ T1] usbcore: registered new interface driver hub [ 4.875494][ T1] usbcore: registered new device driver usb [ 4.877750][ T1] mc: Linux media interface: v0.10 [ 4.878959][ T1] videodev: Linux video capture interface: v2.00 [ 4.882019][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.883913][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.885867][ T1] PTP clock support registered [ 4.887459][ T1] EDAC MC: Ver: 3.0.0 [ 4.889866][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.893039][ T1] PCI: Using ACPI for IRQ routing [ 4.894123][ T1] Bluetooth: Core ver 2.22 [ 4.894123][ T1] NET: Registered protocol family 31 [ 4.894123][ T1] Bluetooth: HCI device and connection manager initialized [ 4.894123][ T1] Bluetooth: HCI socket layer initialized [ 4.894123][ T1] Bluetooth: L2CAP socket layer initialized [ 4.894123][ T1] Bluetooth: SCO socket layer initialized [ 4.894793][ T1] NET: Registered protocol family 8 [ 4.895546][ T1] NET: Registered protocol family 20 [ 4.902927][ T1] NetLabel: Initializing [ 4.902927][ T1] NetLabel: domain hash size = 128 [ 4.902927][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.902927][ T1] NetLabel: unlabeled traffic allowed by default [ 4.903448][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.903719][ T1] NET: Registered protocol family 39 [ 4.915751][ T1] clocksource: Switched to clocksource kvm-clock [ 7.623326][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.624463][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.626297][ T1] FS-Cache: Loaded [ 7.628088][ T1] CacheFiles: Loaded [ 7.629022][ T1] TOMOYO: 2.6.0 [ 7.629590][ T1] Mandatory Access Control activated. [ 7.632045][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.633415][ T1] pnp: PnP ACPI init [ 7.647033][ T1] pnp: PnP ACPI: found 7 devices [ 7.700596][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.702227][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.703975][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.705212][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.706579][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.709501][ T1] NET: Registered protocol family 2 [ 7.713610][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.715851][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.723963][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.728596][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.731411][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.733823][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.735715][ T1] [ 7.736100][ T1] ============================= [ 7.736891][ T1] WARNING: suspicious RCU usage [ 7.737616][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 7.738731][ T1] ----------------------------- [ 7.739558][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.740719][ T1] [ 7.740719][ T1] other info that might help us debug this: [ 7.740719][ T1] [ 7.742189][ T1] [ 7.742189][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.743403][ T1] 1 lock held by swapper/0/1: [ 7.744069][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.745444][ T1] [ 7.745444][ T1] stack backtrace: [ 7.746259][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 7.747533][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.749344][ T1] Call Trace: [ 7.750136][ T1] dump_stack+0x18f/0x20d [ 7.750842][ T1] ipmr_get_table+0x130/0x160 [ 7.751514][ T1] ipmr_net_init+0x133/0x430 [ 7.752236][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.753054][ T1] ops_init+0xaf/0x420 [ 7.753340][ T1] register_pernet_operations+0x346/0x840 [ 7.753340][ T1] ? setup_net+0x860/0x860 [ 7.753340][ T1] ? down_write_killable+0x170/0x170 [ 7.753340][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.753340][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.753340][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.753340][ T1] register_pernet_subsys+0x25/0x40 [ 7.753340][ T1] ip_mr_init+0x36/0x168 [ 7.753340][ T1] inet_init+0x298/0x424 [ 7.753340][ T1] do_one_initcall+0x10a/0x7d0 [ 7.753340][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.753340][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.753340][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.753340][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.753340][ T1] kernel_init_freeable+0x501/0x5ae [ 7.753340][ T1] ? rest_init+0x365/0x365 [ 7.753340][ T1] kernel_init+0xd/0x1bb [ 7.753340][ T1] ret_from_fork+0x24/0x30 [ 7.769807][ T1] NET: Registered protocol family 1 [ 7.772402][ T1] RPC: Registered named UNIX socket transport module. [ 7.773554][ T1] RPC: Registered udp transport module. [ 7.774319][ T1] RPC: Registered tcp transport module. [ 7.775309][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.777875][ T1] NET: Registered protocol family 44 [ 7.778664][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.779808][ T1] PCI: CLS 0 bytes, default 64 [ 7.785067][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.786287][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.791256][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.795783][ T1] kvm: already loaded the other module [ 7.796962][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.798666][ T1] clocksource: Switched to clocksource tsc [ 7.799693][ T1] mce: Machine check injector initialized [ 7.804826][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.866713][ T1] Initialise system trusted keyrings [ 7.868735][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.870335][ T1] zbud: loaded [ 7.878364][ T1] DLM installed [ 7.881456][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.885708][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.888324][ T1] NFS: Registering the id_resolver key type [ 7.889357][ T1] Key type id_resolver registered [ 7.890078][ T1] Key type id_legacy registered [ 7.890863][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.892268][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.899898][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.902067][ T1] Key type cifs.spnego registered [ 7.902859][ T1] Key type cifs.idmap registered [ 7.903873][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.905632][ T1] fuse: init (API version 7.31) [ 7.908983][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.921168][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.926466][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.927596][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.929293][ T1] ocfs2: Registered cluster interface o2cb [ 7.930593][ T1] ocfs2: Registered cluster interface user [ 7.932060][ T1] OCFS2 User DLM kernel interface loaded [ 7.942142][ T1] gfs2: GFS2 installed [ 7.947289][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.948256][ T1] ceph: loaded (mds proto 32) [ 7.960583][ T1] NET: Registered protocol family 38 [ 7.962001][ T1] async_tx: api initialized (async) [ 7.962808][ T1] Key type asymmetric registered [ 7.963649][ T1] Asymmetric key parser 'x509' registered [ 7.964514][ T1] Asymmetric key parser 'pkcs8' registered [ 7.965331][ T1] Key type pkcs7_test registered [ 7.965999][ T1] Asymmetric key parser 'tpm_parser' registered [ 7.967037][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 7.968774][ T1] io scheduler mq-deadline registered [ 7.969626][ T1] io scheduler kyber registered [ 7.970595][ T1] io scheduler bfq registered [ 7.986551][ T1] hgafb: HGA card not detected. [ 7.987417][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 7.988819][ T1] usbcore: registered new interface driver udlfb [ 7.993537][ T1] uvesafb: failed to execute /sbin/v86d [ 7.994483][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 7.996290][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 7.997402][ T1] uvesafb: vbe_init() failed with -22 [ 7.998179][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.000574][ T1] vga16fb: mapped to 0x0000000097705aa9 [ 8.066656][ T1] Console: switching to colour frame buffer device 80x30 [ 8.355291][ T1] fb0: VGA16 VGA frame buffer device [ 8.358024][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.373706][ T1] ACPI: Power Button [PWRF] [ 8.375269][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.377088][ T1] ACPI: Sleep Button [SLPF] [ 8.384834][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.399036][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.400267][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.416300][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.417340][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.434261][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.435385][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.474785][ T1842] kworker/u4:3 (1842) used greatest stack depth: 26920 bytes left [ 8.729889][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.731358][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.734255][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.740355][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.747898][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.753673][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.759842][ T1] Cyclades driver 2.6 [ 8.761235][ T1] Initializing Nozomi driver 2.1d [ 8.764577][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.765839][ T1] No rocketport ports found; unloading driver [ 8.769151][ T1] Non-volatile memory driver v1.3 [ 8.770684][ T1] Linux agpgart interface v0.103 [ 8.780127][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.781733][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.786991][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.788394][ T1] usbcore: registered new interface driver udl [ 8.838105][ T1] brd: module loaded [ 8.873369][ T1] loop: module loaded [ 9.039694][ T1] zram: Added device: zram0 [ 9.046249][ T1] null_blk: module loaded [ 9.054039][ T1] nfcsim 0.2 initialized [ 9.057371][ T1] Loading iSCSI transport class v2.0-870. [ 9.080537][ T1] scsi host0: Virtio SCSI HBA [ 9.125472][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.131460][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.146658][ T1] slram: not enough parameters. [ 9.158249][ T1] ftl_cs: FTL header not found. [ 9.209532][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.211128][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.212861][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.225359][ T1] MACsec IEEE 802.1AE [ 9.227122][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.274096][ T1] vcan: Virtual CAN interface driver [ 9.275051][ T1] vxcan: Virtual CAN Tunnel driver [ 9.276175][ T1] slcan: serial line CAN interface driver [ 9.277199][ T1] slcan: 10 dynamic interface channels. [ 9.278099][ T1] CAN device driver interface [ 9.280521][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.281895][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.283895][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.285315][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.287062][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.288203][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.291790][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.292780][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.293714][ T1] AX.25: bpqether driver version 004 [ 9.294592][ T1] PPP generic driver version 2.4.2 [ 9.296920][ T1] PPP BSD Compression module registered [ 9.298027][ T1] PPP Deflate Compression module registered [ 9.299048][ T1] PPP MPPE Compression module registered [ 9.300083][ T1] NET: Registered protocol family 24 [ 9.300983][ T1] PPTP driver version 0.8.5 [ 9.302562][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.304252][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.305567][ T1] SLIP linefill/keepalive option. [ 9.306428][ T1] hdlc: HDLC support module revision 1.22 [ 9.307585][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.309334][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.310549][ T1] LAPB Ethernet driver version 0.02 [ 9.312027][ T1] usbcore: registered new interface driver rndis_wlan [ 9.313936][ T1] mac80211_hwsim: initializing netlink [ 9.347681][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.360154][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.376240][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.378641][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.380800][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.382732][ T1] usbcore: registered new interface driver pegasus [ 9.384552][ T1] usbcore: registered new interface driver rtl8150 [ 9.386174][ T1] usbcore: registered new interface driver r8152 [ 9.387968][ T1] usbcore: registered new interface driver asix [ 9.389593][ T1] usbcore: registered new interface driver ax88179_178a [ 9.391279][ T1] usbcore: registered new interface driver cdc_ether [ 9.393128][ T1] usbcore: registered new interface driver dm9601 [ 9.394760][ T1] usbcore: registered new interface driver smsc75xx [ 9.396474][ T1] usbcore: registered new interface driver smsc95xx [ 9.398165][ T1] usbcore: registered new interface driver net1080 [ 9.399898][ T1] usbcore: registered new interface driver rndis_host [ 9.401468][ T1] usbcore: registered new interface driver cdc_subset [ 9.403224][ T1] usbcore: registered new interface driver zaurus [ 9.404845][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.406706][ T1] usbcore: registered new interface driver cdc_ncm [ 9.408327][ T1] usbcore: registered new interface driver cdc_mbim [ 9.416151][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.425600][ T1] aoe: AoE v85 initialised. [ 9.430147][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.431615][ T1] ehci-pci: EHCI PCI platform driver [ 9.433446][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.434719][ T1] ohci-pci: OHCI PCI platform driver [ 9.437422][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.441336][ T1] usbcore: registered new interface driver cdc_acm [ 9.442393][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.444391][ T1] usbcore: registered new interface driver usblp [ 9.446034][ T1] usbcore: registered new interface driver cdc_wdm [ 9.447844][ T1] usbcore: registered new interface driver uas [ 9.449639][ T1] usbcore: registered new interface driver usb-storage [ 9.451424][ T1] usbcore: registered new interface driver ums-realtek [ 9.454124][ T1] usbcore: registered new interface driver usbserial_generic [ 9.456124][ T1] usbserial: USB Serial support registered for generic [ 9.457943][ T1] usbcore: registered new interface driver ch341 [ 9.459476][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.461080][ T1] usbcore: registered new interface driver cp210x [ 9.462600][ T1] usbserial: USB Serial support registered for cp210x [ 9.464173][ T1] usbcore: registered new interface driver ftdi_sio [ 9.465731][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.467557][ T1] usbcore: registered new interface driver keyspan [ 9.469002][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.470950][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.472821][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.475144][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.477082][ T1] usbcore: registered new interface driver option [ 9.478661][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.480436][ T1] usbcore: registered new interface driver oti6858 [ 9.482415][ T1] usbserial: USB Serial support registered for oti6858 [ 9.484229][ T1] usbcore: registered new interface driver pl2303 [ 9.485955][ T1] usbserial: USB Serial support registered for pl2303 [ 9.487926][ T1] usbcore: registered new interface driver qcserial [ 9.489822][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.491723][ T1] usbcore: registered new interface driver sierra [ 9.493850][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.495762][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.497482][ T1] usbserial: USB Serial support registered for carelink [ 9.498983][ T1] usbserial: USB Serial support registered for zio [ 9.500477][ T1] usbserial: USB Serial support registered for funsoft [ 9.502158][ T1] usbserial: USB Serial support registered for flashloader [ 9.503892][ T1] usbserial: USB Serial support registered for google [ 9.505431][ T1] usbserial: USB Serial support registered for libtransistor [ 9.507166][ T1] usbserial: USB Serial support registered for vivopay [ 9.508681][ T1] usbserial: USB Serial support registered for moto_modem [ 9.510322][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.511922][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.513676][ T1] usbserial: USB Serial support registered for hp4x [ 9.515210][ T1] usbserial: USB Serial support registered for suunto [ 9.516777][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.523984][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.525589][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.528833][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.532304][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.534175][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.535582][ T1] usb usb1: Product: Dummy host controller [ 9.536558][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.538086][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.543967][ T1] hub 1-0:1.0: USB hub found [ 9.545489][ T1] hub 1-0:1.0: 1 port detected [ 9.551898][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.553492][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.555629][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.558234][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.559905][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.561243][ T1] usb usb2: Product: Dummy host controller [ 9.562347][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.563782][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.567926][ T1] hub 2-0:1.0: USB hub found [ 9.569153][ T1] hub 2-0:1.0: 1 port detected [ 9.575330][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.576649][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.578847][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.581906][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.583517][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.584782][ T1] usb usb3: Product: Dummy host controller [ 9.585819][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.587414][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.592129][ T1] hub 3-0:1.0: USB hub found [ 9.593308][ T1] hub 3-0:1.0: 1 port detected [ 9.598334][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.599843][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.602035][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.605024][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.606755][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.610876][ T1] usb usb4: Product: Dummy host controller [ 9.612642][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.617574][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.624324][ T1] hub 4-0:1.0: USB hub found [ 9.626538][ T1] hub 4-0:1.0: 1 port detected [ 9.633321][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.635449][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.638262][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.642147][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.645557][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.648017][ T1] usb usb5: Product: Dummy host controller [ 9.649128][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.651557][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.658169][ T1] hub 5-0:1.0: USB hub found [ 9.659021][ C1] random: fast init done [ 9.660196][ T1] hub 5-0:1.0: 1 port detected [ 9.668164][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.672595][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.673607][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.677238][ T118] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.677978][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.679653][ T118] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.684329][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.687366][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.689648][ T118] sd 0:0:1:0: [sda] Write Protect is off [ 9.689835][ T1] usb usb6: Product: Dummy host controller [ 9.692164][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.692481][ T118] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.694556][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.700839][ T1] hub 6-0:1.0: USB hub found [ 9.702794][ T1] hub 6-0:1.0: 1 port detected [ 9.708568][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.709031][ T118] sda: sda1 [ 9.711435][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.715929][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.719309][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.721088][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.722368][ T118] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.722842][ T1] usb usb7: Product: Dummy host controller [ 9.726140][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.728206][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.731404][ T1] hub 7-0:1.0: USB hub found [ 9.734438][ T1] hub 7-0:1.0: 1 port detected [ 9.737862][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.740599][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.743803][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.745835][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.748875][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.750717][ T1] usb usb8: Product: Dummy host controller [ 9.752603][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.754521][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.757812][ T1] hub 8-0:1.0: USB hub found [ 9.759167][ T1] hub 8-0:1.0: 1 port detected [ 9.776950][ T1] using random self ethernet address [ 9.778510][ T1] using random host ethernet address [ 9.781711][ T1] Mass Storage Function, version: 2009/09/11 [ 9.783317][ T1] LUN: removable file: (no medium) [ 9.784645][ T1] no file given for LUN0 [ 9.786104][ T1] printk: console [ttyGS0] disabled [ 9.790817][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.793821][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.795845][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.798156][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.800293][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.804579][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.806463][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.808363][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.810456][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.814335][ T1] hub 9-0:1.0: USB hub found [ 9.816048][ T1] hub 9-0:1.0: 8 ports detected [ 9.821869][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.824405][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.827028][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.829883][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.832272][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.835100][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.836380][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.838293][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.841402][ T1] hub 10-0:1.0: USB hub found [ 9.842624][ T1] hub 10-0:1.0: 8 ports detected [ 9.849984][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.852852][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.855324][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.857346][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.860110][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.862468][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.864694][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.868187][ T1] hub 11-0:1.0: USB hub found [ 9.869889][ T1] hub 11-0:1.0: 8 ports detected [ 9.876279][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.878708][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.882318][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.885104][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.887349][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.889379][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.890844][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.893873][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.897682][ T1] hub 12-0:1.0: USB hub found [ 9.898790][ T1] hub 12-0:1.0: 8 ports detected [ 9.905867][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.908522][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.910924][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.913593][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.915410][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 9.916810][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.920080][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 9.924155][ T1] hub 13-0:1.0: USB hub found [ 9.925304][ T1] hub 13-0:1.0: 8 ports detected [ 9.931345][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.934664][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 9.939068][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.942001][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.944800][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.946931][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 9.948983][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.950936][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 9.955873][ T1] hub 14-0:1.0: USB hub found [ 9.956799][ T1] hub 14-0:1.0: 8 ports detected [ 9.963044][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.965933][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 9.968688][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.970915][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.972648][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 9.974357][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.976236][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 9.979727][ T1] hub 15-0:1.0: USB hub found [ 9.981809][ T1] hub 15-0:1.0: 8 ports detected [ 9.988298][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.991941][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 9.994188][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.996387][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.997731][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.998822][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 9.999715][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.000874][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.003611][ T1] hub 16-0:1.0: USB hub found [ 10.005376][ T1] hub 16-0:1.0: 8 ports detected [ 10.011633][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.014855][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.017177][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.018595][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.019767][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.020778][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.022132][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.024872][ T1] hub 17-0:1.0: USB hub found [ 10.025892][ T1] hub 17-0:1.0: 8 ports detected [ 10.031853][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.033654][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.035290][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.037059][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.038297][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.039717][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.040683][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.042080][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.045423][ T1] hub 18-0:1.0: USB hub found [ 10.046347][ T1] hub 18-0:1.0: 8 ports detected [ 10.052434][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.054328][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.056341][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.057671][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.058880][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.059833][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.061105][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.065326][ T1] hub 19-0:1.0: USB hub found [ 10.066253][ T1] hub 19-0:1.0: 8 ports detected [ 10.071428][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.073060][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.074651][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.076393][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.077652][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.078756][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.079665][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.080872][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.084565][ T1] hub 20-0:1.0: USB hub found [ 10.085512][ T1] hub 20-0:1.0: 8 ports detected [ 10.091719][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.093645][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.095788][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.097111][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.098444][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.099678][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.100942][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.105017][ T1] hub 21-0:1.0: USB hub found [ 10.106048][ T1] hub 21-0:1.0: 8 ports detected [ 10.111302][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.113439][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.115209][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.117100][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.118568][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.119740][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.120821][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.122102][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.126177][ T1] hub 22-0:1.0: USB hub found [ 10.127034][ T1] hub 22-0:1.0: 8 ports detected [ 10.134415][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.136134][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.138032][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.139331][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.140597][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.141698][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.143135][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.145762][ T1] hub 23-0:1.0: USB hub found [ 10.146737][ T1] hub 23-0:1.0: 8 ports detected [ 10.152123][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.155238][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.156989][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.158894][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.160158][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.161253][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.162301][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.163616][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.166288][ T1] hub 24-0:1.0: USB hub found [ 10.167178][ T1] hub 24-0:1.0: 8 ports detected [ 10.174440][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.176230][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.178773][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.180101][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.181336][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.182351][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.183720][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.186317][ T1] hub 25-0:1.0: USB hub found [ 10.187196][ T1] hub 25-0:1.0: 8 ports detected [ 10.192615][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.195591][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.197242][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.199044][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.200541][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.201703][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.202614][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.203876][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.206523][ T1] hub 26-0:1.0: USB hub found [ 10.207433][ T1] hub 26-0:1.0: 8 ports detected [ 10.214693][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.216533][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.218415][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.219887][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.221043][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.221990][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.223276][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.225918][ T1] hub 27-0:1.0: USB hub found [ 10.226891][ T1] hub 27-0:1.0: 8 ports detected [ 10.234620][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.236490][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.238185][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.240163][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.241482][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.242675][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.243791][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.245140][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.247851][ T1] hub 28-0:1.0: USB hub found [ 10.248966][ T1] hub 28-0:1.0: 8 ports detected [ 10.255848][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.257607][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.259434][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.260712][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.261931][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.263890][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.265228][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.267922][ T1] hub 29-0:1.0: USB hub found [ 10.268809][ T1] hub 29-0:1.0: 8 ports detected [ 10.274145][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.275712][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.277524][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.279406][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.280668][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.281776][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.282668][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.285071][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.287634][ T1] hub 30-0:1.0: USB hub found [ 10.288711][ T1] hub 30-0:1.0: 8 ports detected [ 10.295420][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.297079][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.298950][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.300245][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.301496][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.302590][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.304694][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.307537][ T1] hub 31-0:1.0: USB hub found [ 10.308521][ T1] hub 31-0:1.0: 8 ports detected [ 10.314647][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.316274][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.317951][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.320045][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.321348][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.322580][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.325451][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.326746][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.329568][ T1] hub 32-0:1.0: USB hub found [ 10.330487][ T1] hub 32-0:1.0: 8 ports detected [ 10.337137][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.338794][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.340661][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.342088][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.344191][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.345398][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.346867][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.349526][ T1] hub 33-0:1.0: USB hub found [ 10.350419][ T1] hub 33-0:1.0: 8 ports detected [ 10.356474][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.359054][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.360685][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.362615][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.365335][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.366785][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.367795][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.369033][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.371717][ T1] hub 34-0:1.0: USB hub found [ 10.372583][ T1] hub 34-0:1.0: 8 ports detected [ 10.379049][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.380817][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.382862][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.384854][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.386068][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.387028][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.388242][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.391264][ T1] hub 35-0:1.0: USB hub found [ 10.392203][ T1] hub 35-0:1.0: 8 ports detected [ 10.398025][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.399792][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.401378][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.403396][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.404811][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.406146][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.407098][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.408298][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.411050][ T1] hub 36-0:1.0: USB hub found [ 10.412153][ T1] hub 36-0:1.0: 8 ports detected [ 10.419917][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.421752][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.424538][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.426040][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.427352][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.428364][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.429563][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.432442][ T1] hub 37-0:1.0: USB hub found [ 10.433746][ T1] hub 37-0:1.0: 8 ports detected [ 10.439122][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.440723][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.442354][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.445541][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.446975][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.448147][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.449095][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.450364][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.453271][ T1] hub 38-0:1.0: USB hub found [ 10.454374][ T1] hub 38-0:1.0: 8 ports detected [ 10.460887][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.462477][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.465080][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.466457][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.467689][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.468784][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.469956][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.472607][ T1] hub 39-0:1.0: USB hub found [ 10.473914][ T1] hub 39-0:1.0: 8 ports detected [ 10.479209][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.480903][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.482443][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.485594][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.487161][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.488263][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.489194][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.490442][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.494651][ T1] hub 40-0:1.0: USB hub found [ 10.495666][ T1] hub 40-0:1.0: 8 ports detected [ 10.504277][ T1] usbcore: registered new device driver usbip-host [ 10.507964][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.510496][ T1] i8042: Warning: Keylock active [ 10.513500][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.515353][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.579265][ T1] mousedev: PS/2 mouse device common for all mice [ 10.587202][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.595059][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.596077][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.597810][ T1] i2c /dev entries driver [ 10.600536][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.602864][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.606065][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.607980][ T1] IR NEC protocol handler initialized [ 10.608989][ T1] IR RC5(x/sz) protocol handler initialized [ 10.609853][ T1] IR RC6 protocol handler initialized [ 10.610725][ T1] IR JVC protocol handler initialized [ 10.611594][ T1] IR Sony protocol handler initialized [ 10.612415][ T1] IR SANYO protocol handler initialized [ 10.613459][ T1] IR Sharp protocol handler initialized [ 10.614266][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.615479][ T1] IR XMP protocol handler initialized [ 10.617126][ T1] usbcore: registered new interface driver uvcvideo [ 10.618177][ T1] USB Video Class driver (1.1.1) [ 10.618889][ T1] gspca_main: v2.14.0 registered [ 10.637244][ T1] vivid-000: using single planar format API [ 10.654716][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.657380][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.659262][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.660846][ T1] vivid-000: V4L2 output device registered as video4 [ 10.662463][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.665067][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.666967][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.668532][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.670335][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.672189][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.674245][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.675847][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.677783][ T1] vivid-001: using multiplanar format API [ 10.691712][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.693588][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.695560][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.697411][ T1] vivid-001: V4L2 output device registered as video8 [ 10.699061][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.701190][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.704201][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.705779][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.707578][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.709268][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.710935][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.714066][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.716900][ T1] vivid-002: using single planar format API [ 10.730627][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.732365][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.734154][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.735870][ T1] vivid-002: V4L2 output device registered as video12 [ 10.737339][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.739137][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.741325][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.743504][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.745000][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.746600][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.748282][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.749840][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.751455][ T1] vivid-003: using multiplanar format API [ 10.766616][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.768389][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.770018][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.772007][ T1] vivid-003: V4L2 output device registered as video16 [ 10.773848][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.775808][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.777607][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.779290][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.781238][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.783400][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.785165][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.787085][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.789525][ T1] vivid-004: using single planar format API [ 10.794484][ T30] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.854344][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.857132][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.859557][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.861852][ T1] vivid-004: V4L2 output device registered as video20 [ 10.864120][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.867151][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.869359][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.871263][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.873258][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.874883][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 10.877023][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 10.878606][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 10.880352][ T1] vivid-005: using multiplanar format API [ 10.893546][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 10.895187][ T1] vivid-005: V4L2 capture device registered as video23 [ 10.896791][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 10.898451][ T1] vivid-005: V4L2 output device registered as video24 [ 10.900258][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 10.902350][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 10.904348][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 10.906007][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 10.907727][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 10.909595][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 10.911245][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 10.914114][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 10.916014][ T1] vivid-006: using single planar format API [ 10.928986][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 10.930732][ T1] vivid-006: V4L2 capture device registered as video27 [ 10.932253][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 10.934499][ T1] vivid-006: V4L2 output device registered as video28 [ 10.936350][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 10.938254][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 10.940920][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 10.947891][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 10.949388][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 10.950941][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 10.952458][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 10.954790][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 10.957402][ T1] vivid-007: using multiplanar format API [ 10.970701][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 10.972359][ T1] vivid-007: V4L2 capture device registered as video31 [ 10.974330][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 10.975950][ T1] vivid-007: V4L2 output device registered as video32 [ 10.977517][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 10.980067][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 10.981857][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 10.983704][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 10.985318][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 10.986887][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 10.988503][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 10.990318][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 10.992740][ T1] vivid-008: using single planar format API [ 11.007240][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.008937][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.010648][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.012251][ T1] vivid-008: V4L2 output device registered as video36 [ 11.014191][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.016220][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.018154][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.019919][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.021457][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.025270][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.027803][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.030156][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.031903][ T1] vivid-009: using multiplanar format API [ 11.045652][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.047602][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.049215][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.050771][ T1] vivid-009: V4L2 output device registered as video40 [ 11.052324][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.054220][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.056026][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.057643][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.059134][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.060690][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.062327][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.064222][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.066066][ T1] vivid-010: using single planar format API [ 11.080446][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.082042][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.084640][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.086162][ T1] vivid-010: V4L2 output device registered as video44 [ 11.087767][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.089577][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.091332][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.092773][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.094385][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.096001][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.097665][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.099628][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.101459][ T1] vivid-011: using multiplanar format API [ 11.115548][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.117260][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.118935][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.120533][ T1] vivid-011: V4L2 output device registered as video48 [ 11.122283][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.124490][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.126331][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.127873][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.129498][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.131036][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.132722][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.135473][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.137238][ T1] vivid-012: using single planar format API [ 11.151272][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.153351][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.155118][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.156846][ T1] vivid-012: V4L2 output device registered as video52 [ 11.158434][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.160885][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.162814][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.164513][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.165952][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.167574][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.169180][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.170789][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.172583][ T1] vivid-013: using multiplanar format API [ 11.186912][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.188996][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.190885][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.192466][ T1] vivid-013: V4L2 output device registered as video56 [ 11.195324][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.197205][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.199189][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.201708][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.203513][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.205240][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.207001][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.208660][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.210544][ T1] vivid-014: using single planar format API [ 11.223903][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.226310][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.228044][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.229825][ T1] vivid-014: V4L2 output device registered as video60 [ 11.231374][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.233638][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.235573][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.237159][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.238745][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.241101][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.242755][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.247939][ T30] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.251159][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.253750][ T1] vivid-015: using multiplanar format API [ 11.268040][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.269624][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.271175][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.272996][ T1] vivid-015: V4L2 output device registered as video64 [ 11.274463][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.276466][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.278492][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.279933][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.281529][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.284132][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.286145][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.288021][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.291896][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.295291][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.297130][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.299605][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.302345][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.305035][ T1] iTCO_vendor_support: vendor-support=0 [ 11.309282][ T1] device-mapper: uevent: version 1.0.3 [ 11.311097][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.314763][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.315962][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.317160][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.318650][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.320463][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.321324][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.322263][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.324003][ T1] Bluetooth: HCI UART protocol LL registered [ 11.325132][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.326336][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.327417][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.328446][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.329900][ T1] usbcore: registered new interface driver bfusb [ 11.331779][ T1] usbcore: registered new interface driver btusb [ 11.334889][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.335913][ T1] Modular ISDN core version 1.1.29 [ 11.337418][ T1] NET: Registered protocol family 34 [ 11.338261][ T1] DSP module 2.0 [ 11.338807][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.350749][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.352502][ T1] 0 virtual devices registered [ 11.353661][ T1] intel_pstate: CPU model not supported [ 11.357765][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.359035][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.359038][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.361065][ T1] usnic_verbs:usnic_ib_init:667: [ 11.361067][ T1] Unable to initialize umem with err -1 [ 11.364147][ T1] iscsi: registered transport (iser) [ 11.365884][ T1] SoftiWARP attached [ 11.366685][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.368338][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.369956][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.381297][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.411168][ T1] usbcore: registered new interface driver usbhid [ 11.412326][ T1] usbhid: USB HID core driver [ 11.420906][ T1] ashmem: initialized [ 11.507786][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.509377][ T1] drop_monitor: Initializing network drop monitor service [ 11.511135][ T1] NET: Registered protocol family 26 [ 11.511978][ T1] GACT probability on [ 11.512599][ T1] Mirror/redirect action on [ 11.514018][ T1] Simple TC action Loaded [ 11.518206][ T1] netem: version 1.3 [ 11.519084][ T1] u32 classifier [ 11.519673][ T1] Performance counters on [ 11.520445][ T1] input device check on [ 11.521114][ T1] Actions configured [ 11.524356][ T1] nf_conntrack_irc: failed to register helpers [ 11.525549][ T1] nf_conntrack_sane: failed to register helpers [ 11.568609][ T1] nf_conntrack_sip: failed to register helpers [ 11.574164][ T1] xt_time: kernel timezone is -0000 [ 11.575168][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.576613][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.579045][ T1] IPVS: ipvs loaded. [ 11.579714][ T1] IPVS: [rr] scheduler registered. [ 11.580442][ T1] IPVS: [wrr] scheduler registered. [ 11.581275][ T1] IPVS: [lc] scheduler registered. [ 11.582025][ T1] IPVS: [wlc] scheduler registered. [ 11.582830][ T1] IPVS: [fo] scheduler registered. [ 11.584018][ T1] IPVS: [ovf] scheduler registered. [ 11.584822][ T1] IPVS: [lblc] scheduler registered. [ 11.585663][ T1] IPVS: [lblcr] scheduler registered. [ 11.586462][ T1] IPVS: [dh] scheduler registered. [ 11.587316][ T1] IPVS: [sh] scheduler registered. [ 11.588115][ T1] IPVS: [mh] scheduler registered. [ 11.588880][ T1] IPVS: [sed] scheduler registered. [ 11.589625][ T1] IPVS: [nq] scheduler registered. [ 11.590466][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.591368][ T1] IPVS: [sip] pe registered. [ 11.592258][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 11.596154][ T1] gre: GRE over IPv4 demultiplexor driver [ 11.597043][ T1] ip_gre: GRE over IPv4 tunneling driver [ 11.605829][ T1] IPv4 over IPsec tunneling driver [ 11.610403][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 11.611787][ T1] Initializing XFRM netlink socket [ 11.612688][ T1] IPsec XFRM device driver [ 11.614701][ T1] NET: Registered protocol family 10 [ 11.615788][ T1] [ 11.616186][ T1] ============================= [ 11.616837][ T1] WARNING: suspicious RCU usage [ 11.617577][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 11.618473][ T1] ----------------------------- [ 11.619196][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 11.620377][ T1] [ 11.620377][ T1] other info that might help us debug this: [ 11.620377][ T1] [ 11.621932][ T1] [ 11.621932][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 11.623634][ T1] 1 lock held by swapper/0/1: [ 11.624303][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 11.625782][ T1] [ 11.625782][ T1] stack backtrace: [ 11.626773][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 11.628511][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 11.629862][ T1] Call Trace: [ 11.630366][ T1] dump_stack+0x18f/0x20d [ 11.631250][ T1] ip6mr_get_table+0x153/0x180 [ 11.631999][ T1] ip6mr_new_table+0x1b/0x70 [ 11.632697][ T1] ip6mr_net_init+0x133/0x3f0 [ 11.633315][ T1] ? ip6mr_net_exit+0x100/0x100 [ 11.633315][ T1] ops_init+0xaf/0x420 [ 11.633315][ T1] register_pernet_operations+0x346/0x840 [ 11.633315][ T1] ? setup_net+0x860/0x860 [ 11.633315][ T1] ? down_write_killable+0x170/0x170 [ 11.633315][ T1] ? cpus_read_unlock+0xa4/0x140 [ 11.633315][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 11.633315][ T1] ? unix_diag_init+0x11/0x11 [ 11.633315][ T1] register_pernet_subsys+0x25/0x40 [ 11.633315][ T1] ip6_mr_init+0x49/0x152 [ 11.633315][ T1] inet6_init+0x1d7/0x6dc [ 11.633315][ T1] do_one_initcall+0x10a/0x7d0 [ 11.633315][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 11.633315][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 11.633315][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 11.633315][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 11.633315][ T1] kernel_init_freeable+0x501/0x5ae [ 11.633315][ T1] ? rest_init+0x365/0x365 [ 11.633315][ T1] kernel_init+0xd/0x1bb [ 11.633315][ T1] ret_from_fork+0x24/0x30 [ 11.660974][ T1] Segment Routing with IPv6 [ 11.662126][ T1] mip6: Mobile IPv6 [ 11.668189][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 11.674162][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 11.677312][ T1] NET: Registered protocol family 17 [ 11.678260][ T1] NET: Registered protocol family 15 [ 11.679402][ T1] Bridge firewalling registered [ 11.682474][ T1] NET: Registered protocol family 9 [ 11.683485][ T1] X25: Linux Version 0.2 [ 11.717810][ T1] NET: Registered protocol family 6 [ 11.754167][ T1] NET: Registered protocol family 11 [ 11.755444][ T1] NET: Registered protocol family 3 [ 11.756373][ T1] can: controller area network core (rev 20170425 abi 9) [ 11.758478][ T1] NET: Registered protocol family 29 [ 11.759341][ T1] can: raw protocol (rev 20170425) [ 11.760393][ T1] can: broadcast manager protocol (rev 20170425 t) [ 11.761437][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 11.762693][ T1] can: SAE J1939 [ 11.764078][ T1] Bluetooth: RFCOMM TTY layer initialized [ 11.765040][ T1] Bluetooth: RFCOMM socket layer initialized [ 11.766030][ T1] Bluetooth: RFCOMM ver 1.11 [ 11.766846][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 11.767737][ T1] Bluetooth: BNEP filters: protocol multicast [ 11.768582][ T1] Bluetooth: BNEP socket layer initialized [ 11.769359][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 11.770147][ T1] Bluetooth: CMTP socket layer initialized [ 11.771123][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 11.772320][ T1] Bluetooth: HIDP socket layer initialized [ 11.773844][ T1] RPC: Registered rdma transport module. [ 11.774799][ T1] RPC: Registered rdma backchannel transport module. [ 11.778301][ T1] NET: Registered protocol family 33 [ 11.779117][ T1] Key type rxrpc registered [ 11.779914][ T1] Key type rxrpc_s registered [ 11.781489][ T1] NET: Registered protocol family 41 [ 11.782997][ T1] lec:lane_module_init: lec.c: initialized [ 11.783822][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 11.784734][ T1] l2tp_core: L2TP core driver, V2.0 [ 11.785711][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 11.786636][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 11.787825][ T1] l2tp_netlink: L2TP netlink interface [ 11.788843][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 11.789918][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 11.791439][ T1] NET: Registered protocol family 35 [ 11.792573][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 11.806038][ T1] DCCP: Activated CCID 2 (TCP-like) [ 11.807208][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 11.809295][ T1] sctp: Hash tables configured (bind 32/56) [ 11.811781][ T1] NET: Registered protocol family 21 [ 11.813615][ T1] Registered RDS/infiniband transport [ 11.815361][ T1] Registered RDS/tcp transport [ 11.816120][ T1] tipc: Activated (version 2.0.0) [ 11.817189][ T1] NET: Registered protocol family 30 [ 11.818809][ T1] tipc: Started in single node mode [ 11.819946][ T1] NET: Registered protocol family 43 [ 11.820966][ T1] 9pnet: Installing 9P2000 support [ 11.822265][ T1] NET: Registered protocol family 37 [ 11.827277][ T1] NET: Registered protocol family 36 [ 11.828714][ T1] Key type dns_resolver registered [ 11.829526][ T1] Key type ceph registered [ 11.830869][ T1] libceph: loaded (mon/osd proto 15/24) [ 11.833757][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 11.835306][ T1] openvswitch: Open vSwitch switching datapath [ 11.838585][ T1] NET: Registered protocol family 40 [ 11.839909][ T1] mpls_gso: MPLS GSO support [ 11.844603][ T266] floppy0: no floppy controllers found [ 11.848385][ T1] IPI shorthand broadcast: enabled [ 11.849547][ T1] AVX2 version of gcm_enc/dec engaged. [ 11.850474][ T1] AES CTR mode by8 optimization enabled [ 11.858860][ T1] sched_clock: Marking stable (11843980236, 14707409)->(11862759307, -4071662) [ 11.861562][ T1] registered taskstats version 1 [ 11.862354][ T1] Loading compiled-in X.509 certificates [ 11.868129][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 11.870508][ T1] zswap: loaded using pool lzo/zbud [ 11.872310][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 11.875012][ T1] Key type ._fscrypt registered [ 11.875763][ T1] Key type .fscrypt registered [ 11.876535][ T1] Key type fscrypt-provisioning registered [ 11.880325][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 11.882214][ T1] FS-Cache: Netfs 'afs' registered for caching [ 11.891626][ T1] Btrfs loaded, crc32c=crc32c-intel [ 11.897350][ T1] Key type big_key registered [ 11.900144][ T1] Key type encrypted registered [ 11.900909][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 11.901880][ T1] ima: No TPM chip found, activating TPM-bypass! [ 11.903507][ T1] ima: Allocated hash algorithm: sha256 [ 11.904471][ T1] ima: No architecture policies found [ 11.905454][ T1] evm: Initialising EVM extended attributes: [ 11.906347][ T1] evm: security.selinux [ 11.907062][ T1] evm: security.SMACK64 [ 11.907953][ T1] evm: security.SMACK64EXEC [ 11.908734][ T1] evm: security.SMACK64TRANSMUTE [ 11.909456][ T1] evm: security.SMACK64MMAP [ 11.910135][ T1] evm: security.apparmor [ 11.910724][ T1] evm: security.ima [ 11.911276][ T1] evm: security.capability [ 11.911905][ T1] evm: HMAC attrs: 0x1 [ 11.914260][ T1] PM: Magic number: 0:881:987 [ 11.915005][ T1] machinecheck machinecheck0: hash matches [ 11.916122][ T1] video4linux vbi10: hash matches [ 11.917077][ T1] mtd mtd0: hash matches [ 11.917863][ T1] tty ttyd0: hash matches [ 11.920125][ T1] printk: console [netcon0] enabled [ 11.920950][ T1] netconsole: network logging started [ 11.926027][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 11.929042][ T1] rdma_rxe: loaded [ 11.930320][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 11.934114][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 11.935996][ T30] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 11.937693][ T30] cfg80211: failed to load regulatory.db [ 11.938971][ T1] ALSA device list: [ 11.939568][ T1] #0: Dummy 1 [ 11.940048][ T1] #1: Loopback 1 [ 11.940579][ T1] #2: Virtual MIDI Card 1 [ 11.945045][ T1] md: Waiting for all devices to be available before autodetect [ 11.946240][ T1] md: If you don't use raid, use raid=noautodetect [ 11.951289][ T1] md: Autodetecting RAID arrays. [ 11.952140][ T1] md: autorun ... [ 11.952754][ T1] md: ... autorun DONE. [ 12.004634][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 12.006063][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 12.077630][ T1] devtmpfs: mounted [ 12.089760][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 12.091177][ T1] Kernel memory protection disabled. [ 12.133647][ T1] Run /sbin/init as init process [ 13.190851][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.222564][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.230285][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.288034][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 13.309736][ T1] systemd[1]: Detected virtualization kvm. [ 13.315724][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 13.373400][ T1] systemd[1]: Set hostname to . [ 13.669942][ T3886] systemd-rc-loca (3886) used greatest stack depth: 26376 bytes left [ 13.731368][ T3889] systemd-cryptse (3889) used greatest stack depth: 25136 bytes left [ 13.765383][ T3891] selinux-autorel (3891) used greatest stack depth: 24848 bytes left [ 13.801982][ T3892] systemd-fstab-generator[3892]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.818924][ T3892] systemd-fstab-generator[3892]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.836122][ T3892] systemd-fstab-generator[3892]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.856122][ T3892] systemd-fstab-g (3892) used greatest stack depth: 23880 bytes left [ 14.094588][ T3885] systemd[3885]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 14.478710][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 14.524543][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 14.564909][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 14.611726][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ 14.654432][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on udev Control Socket. [ OK ] Listening on Syslog Socket. [ OK ] Reached target Remote File Systems. [ OK ] Listening on Journal Socket. [ OK ] Reached target Swap. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 14.909119][ T1] [ 14.911520][ T1] ============================= [ 14.916523][ T1] WARNING: suspicious RCU usage [ 14.921514][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 14.928083][ T1] ----------------------------- [ 14.932969][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 14.942249][ T1] [ 14.942249][ T1] other info that might help us debug this: [ 14.942249][ T1] [ 14.952514][ T1] [ 14.952514][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.960595][ T1] 2 locks held by systemd/1: [ 14.965206][ T1] #0: ffff888098c16450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 14.974343][ T1] #1: ffff888097ca1c50 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 14.984363][ T1] [ 14.984363][ T1] stack backtrace: [ 14.990245][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 14.999160][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.009191][ T1] Call Trace: [ 15.012474][ T1] dump_stack+0x18f/0x20d [ 15.016787][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.021885][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.027325][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.032178][ T1] security_inode_setxattr+0x18f/0x200 [ 15.037699][ T1] vfs_setxattr+0xa7/0xf0 [ 15.042059][ T1] setxattr+0x23d/0x330 [ 15.046195][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.050863][ T1] ? lock_acquire+0x1f4/0x940 [ 15.055851][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.060524][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.065893][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.071159][ T1] ? preempt_count_add+0x74/0x140 [ 15.076264][ T1] ? preempt_count_add+0x74/0x140 [ 15.081281][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.086375][ T1] path_setxattr+0x170/0x190 [ 15.090973][ T1] ? setxattr+0x330/0x330 [ 15.095367][ T1] ? task_work_run+0x160/0x1b0 [ 15.100112][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.105140][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 15.110524][ T1] do_syscall_64+0xf6/0x7d0 [ 15.115018][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 15.120886][ T1] RIP: 0033:0x7f0cf042d67a [ 15.125279][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 15.144880][ T1] RSP: 002b:00007fffa2df4e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 15.153863][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0cf042d67a [ 15.162085][ T1] RDX: 00007fffa2df4ef0 RSI: 00005628e2874f9b RDI: 00005628e2a93340 [ 15.170375][ T1] RBP: 00005628e2874f9b R08: 0000000000000000 R09: 0000000000000030 [ 15.178505][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fffa2df4ef0 [ 15.186482][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 00005628e2a58280 [ OK ] Created slice System Slice. Mounting /proc/sys/fs/binfmt_misc... [ 15.289750][ T3898] mount (3898) used greatest stack depth: 23720 bytes left Mounting /sys/kernel/config... Mounting Huge Pages File System... Starting Journal Service... Starting Create Static Device Nodes in /dev... [ OK ] Created slice system-getty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Reached target Slices. Starting Load Kernel Modules... Starting Remount Root and Kernel File Systems... Mounting /sys/kernel/debug... Mounting POSIX Message Queue File System... [ OK ] Reached target Paths. [ OK ] Listening on udev Kernel Socket. [ OK ] Reached target Sockets. [ 15.973020][ T3912] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. Starting udev Coldplug all Devices... Starting Load/Save Random Seed... Starting Apply Kernel Variables... Mounting FUSE Control File System... [ OK ] Reached target Local File Systems (Pre). Starting udev Kernel Device Manager... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 17.833635][ T3904] systemd-journald[3904]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. Starting Update UTMP about System Boot/Shutdown... [ 18.414432][ T1] [ 18.416952][ T1] ============================= [ 18.421820][ T1] WARNING: suspicious RCU usage [ 18.442954][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 18.449537][ T1] ----------------------------- [ 18.463242][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 18.471871][ T1] [ 18.471871][ T1] other info that might help us debug this: [ 18.471871][ T1] [ 18.502982][ T1] [ 18.502982][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 18.511081][ T1] 4 locks held by systemd/1: [ 18.533368][ T1] #0: ffff88809884a450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 18.542809][ T1] #1: ffff8880a7ed2088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 18.552391][ T1] #2: ffff8880a8dc6300 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 18.562136][ T1] #3: ffffffff89e5e308 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 18.573108][ T1] [ 18.573108][ T1] stack backtrace: [ 18.579106][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 18.588411][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.598982][ T1] Call Trace: [ 18.602800][ T1] dump_stack+0x18f/0x20d [ 18.607144][ T1] match_exception_partial+0x2ee/0x340 [ 18.612705][ T1] verify_new_ex+0x176/0x3a0 [ 18.617311][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 18.622868][ T1] ? lock_acquire+0x1f4/0x940 [ 18.627649][ T1] ? kernfs_fop_write+0x1db/0x490 [ 18.633119][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.638336][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 18.643117][ T1] ? lock_downgrade+0x840/0x840 [ 18.648087][ T1] cgroup_file_write+0x20d/0x710 [ 18.653845][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.659655][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.664964][ T1] ? __might_fault+0x190/0x1d0 [ 18.670177][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.675470][ T1] kernfs_fop_write+0x268/0x490 [ 18.680771][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 18.685719][ T1] __vfs_write+0x76/0x100 [ 18.690593][ T1] vfs_write+0x268/0x5d0 [ 18.694886][ T1] ksys_write+0x12d/0x250 [ 18.699393][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 18.704172][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 18.710015][ T1] do_syscall_64+0xf6/0x7d0 [ 18.714563][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 18.720462][ T1] RIP: 0033:0x7f0cf0421970 [ 18.724969][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 18.744755][ T1] RSP: 002b:00007fffa2df4a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 18.753177][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f0cf0421970 [ 18.761340][ T1] RDX: 000000000000000a RSI: 00005628e2a6ac20 RDI: 0000000000000026 [ 18.769441][ T1] RBP: 00005628e2a6ac20 R08: 00005628e2a99810 R09: 00007f0cf1e57500 [ 18.777416][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 18.785390][ T1] R13: 0000000000000001 R14: 00005628e2a99730 R15: 000000000000000a Starting Network Time Synchronization... [ 18.922506][ T3963] [ 18.925057][ T3963] ============================= [ 18.929905][ T3963] WARNING: suspicious RCU usage [ 18.943009][ T3963] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 18.949529][ T3963] ----------------------------- [ 18.972267][ T3963] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 18.994281][ T3963] [ 18.994281][ T3963] other info that might help us debug this: [ 18.994281][ T3963] [ 19.024177][ T3963] [ 19.024177][ T3963] rcu_scheduler_active = 2, debug_locks = 1 [ 19.032283][ T3963] 1 lock held by ip/3963: [ OK [[ 19.039310][ T3963] #0: ffffffff8a5b2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 0m] Started Upda[ 19.051326][ T3963] [ 19.051326][ T3963] stack backtrace: te UTMP about Sy[ 19.057824][ T3963] CPU: 0 PID: 3963 Comm: ip Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 stem Boot/Shutdo[ 19.067539][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.078985][ T3963] Call Trace: wn. [ 19.082381][ T3963] dump_stack+0x18f/0x20d [ 19.087149][ T3963] bpq_device_event+0x609/0x75a [ 19.092099][ T3963] notifier_call_chain+0xc0/0x230 [ 19.097144][ T3963] call_netdevice_notifiers_info+0xb5/0x130 [ 19.103167][ T3963] __dev_notify_flags+0x121/0x2c0 [ 19.108237][ T3963] ? dev_change_name+0x700/0x700 [ 19.113184][ T3963] ? dev_set_allmulti+0x30/0x30 [ 19.118049][ T3963] ? print_usage_bug+0x240/0x240 [ 19.123040][ T3963] dev_change_flags+0x100/0x160 [ 19.127903][ T3963] do_setlink+0xa1c/0x35d0 [ 19.132418][ T3963] ? mark_lock+0x129/0x1390 [ 19.136934][ T3963] ? rtnl_getlink+0xab0/0xab0 [ 19.141625][ T3963] ? print_usage_bug+0x240/0x240 [ 19.146805][ T3963] ? mark_lock+0x129/0x1390 [ 19.151417][ T3963] ? mark_lock+0x129/0x1390 [ 19.156015][ T3963] ? print_usage_bug+0x240/0x240 [ 19.161516][ T3963] ? __lock_acquire+0xca1/0x3f20 [ 19.166647][ T3963] ? memset+0x20/0x40 [ 19.170730][ T3963] ? __nla_validate_parse+0x2af/0x1cc0 [ 19.176473][ T3963] ? mark_held_locks+0xe0/0xe0 [ 19.181249][ T3963] ? deref_stack_reg+0xaa/0xe0 [ 19.194586][ T3963] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 19.201235][ T3963] ? nla_memcpy+0xa0/0xa0 [ 19.206034][ T3963] ? mark_held_locks+0xe0/0xe0 [ 19.210985][ T3963] ? deref_stack_reg+0xaa/0xe0 [ 19.216139][ T3963] __rtnl_newlink+0xad0/0x1590 [ 19.221362][ T3963] ? rtnl_link_unregister+0x240/0x240 [ 19.227328][ T3963] ? is_bpf_text_address+0xcb/0x160 [ 19.232542][ T3963] ? kernel_text_address+0x6e/0xe0 [ 19.238037][ T3963] ? __kernel_text_address+0x9/0x30 [ 19.243336][ T3963] ? unwind_get_return_address+0x5a/0xa0 [ 19.249503][ T3963] ? profile_setup.cold+0xc1/0xc1 [ 19.254537][ T3963] ? arch_stack_walk+0x97/0xf0 [ 19.259552][ T3963] ? stack_trace_save+0x8c/0xc0 [ 19.264416][ T3963] ? stack_trace_consume_entry+0x160/0x160 [ 19.270367][ T3963] ? rtnl_newlink+0x46/0xa0 [ 19.274979][ T3963] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 19.280574][ T3963] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 19.287092][ T3963] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 19.293372][ T3963] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 19.299418][ T3963] rtnl_newlink+0x64/0xa0 [ 19.303957][ T3963] ? __rtnl_newlink+0x1590/0x1590 [ 19.309238][ T3963] rtnetlink_rcv_msg+0x44e/0xad0 [ 19.314285][ T3963] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.319662][ T3963] ? lock_acquire+0x1f4/0x940 [ 19.324357][ T3963] ? netlink_deliver_tap+0x146/0xcc0 [ 19.329642][ T3963] netlink_rcv_skb+0x15a/0x430 [ 19.334411][ T3963] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.339962][ T3963] ? netlink_ack+0xa60/0xa60 [ 19.344899][ T3963] ? netlink_deliver_tap+0x236/0xcc0 [ 19.350560][ T3963] netlink_unicast+0x537/0x740 [ 19.355599][ T3963] ? netlink_attachskb+0x810/0x810 [ 19.360912][ T3963] ? _copy_from_iter_full+0x25c/0x870 [ 19.367115][ T3963] ? __phys_addr_symbol+0x2c/0x70 [ 19.372642][ T3963] ? __check_object_size+0x171/0x437 [ 19.378273][ T3963] netlink_sendmsg+0x882/0xe10 [ 19.383078][ T3963] ? aa_af_perm+0x260/0x260 [ 19.388218][ T3963] ? netlink_unicast+0x740/0x740 [ 19.393847][ T3963] ? netlink_unicast+0x740/0x740 [ 19.399126][ T3963] sock_sendmsg+0xcf/0x120 [ 19.403882][ T3963] ____sys_sendmsg+0x6bf/0x7e0 [ 19.409037][ T3963] ? mark_held_locks+0xe0/0xe0 [ 19.414230][ T3963] ? kernel_sendmsg+0x50/0x50 [ 19.419077][ T3963] ? find_held_lock+0x2d/0x110 [ 19.424961][ T3963] ? mark_lock+0x129/0x1390 [ 19.430406][ T3963] ___sys_sendmsg+0x100/0x170 [ 19.435515][ T3963] ? sendmsg_copy_msghdr+0x70/0x70 [ 19.441285][ T3963] ? migration_entry_to_page+0x310/0x310 [ 19.447603][ T3963] ? do_raw_spin_unlock+0x171/0x260 [ 19.452805][ T3963] ? find_held_lock+0x2d/0x110 [ 19.457659][ T3963] ? do_page_fault+0x59e/0x13da [ 19.463018][ T3963] ? vm_insert_pages+0x6a0/0x6a0 [ 19.468161][ T3963] ? lock_downgrade+0x840/0x840 [ 19.473010][ T3963] ? __fget_light+0x1ab/0x270 [ 19.477841][ T3963] __sys_sendmsg+0xec/0x1b0 [ 19.482784][ T3963] ? __sys_sendmsg_sock+0xb0/0xb0 [ 19.488925][ T3963] ? down_read_nested+0x430/0x430 [ 19.494062][ T3963] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.499777][ T3963] ? do_syscall_64+0x21/0x7d0 [ 19.504453][ T3963] do_syscall_64+0xf6/0x7d0 [ 19.509253][ T3963] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.515573][ T3963] RIP: 0033:0x7f6522568dc7 [ 19.520745][ T3963] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 19.542009][ T3963] RSP: 002b:00007fff55bba238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 19.551202][ T3963] RAX: ffffffffffffffda RBX: 000000005ea979be RCX: 00007f6522568dc7 [ 19.559661][ T3963] RDX: 0000000000000000 RSI: 00007fff55bba280 RDI: 0000000000000003 [ 19.569281][ T3963] RBP: 00007fff55bba280 R08: 0000000000001000 R09: fefefeff77686d74 [ 19.579218][ T3963] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff55bba2c0 [ 19.587453][ T3963] R13: 000055bf874aa3c0 R14: 00007fff55bc2340 R15: 0000000000000000 [ 20.046502][ C1] random: crng init done [ 20.051223][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ 21.760053][ T3964] systemd-timesyn (3964) used greatest stack depth: 23048 bytes left [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (14s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ **] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting System Logging Service... Starting OpenBSD Secure Shell server... Starting getty on tty2-tty6 if dbus and logind are not available... Starting Permit User Sessions... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ 42.824389][ T6605] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 42.836130][ T6605] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 42.844723][ T6605] CPU: 1 PID: 6605 Comm: sshd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 42.853753][ T6605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.863906][ T6605] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 42.869970][ T6605] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 42.889855][ T6605] RSP: 0018:ffffc9000858f450 EFLAGS: 00010206 [ 42.896084][ T6605] RAX: dffffc0000000000 RBX: ffff8880991d2000 RCX: ffffffff83638a8a [ 42.904145][ T6605] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 42.912548][ T6605] RBP: 1ffff920010b1e8b R08: ffff888098f48380 R09: fffffbfff151941a [ 42.920518][ T6605] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff888095392fea [ 42.928846][ T6605] R13: ffff888095392000 R14: 00000000000019cd R15: 0000000000000000 [ 42.936999][ T6605] FS: 00007f536ce6d8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 42.946139][ T6605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.952717][ T6605] CR2: 000055c75803b8f5 CR3: 00000000922d5000 CR4: 00000000001406e0 [ 42.960776][ T6605] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.969207][ T6605] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.977343][ T6605] Call Trace: [ 42.980637][ T6605] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 42.986013][ T6605] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 42.991821][ T6605] ? __kmalloc+0x62f/0x7a0 [ 42.996236][ T6605] ? tomoyo_realpath_from_path+0xc2/0x620 [ 43.001956][ T6605] ? lock_release+0x800/0x800 [ 43.006629][ T6605] ? __lock_acquire+0x2018/0x3f20 [ 43.011654][ T6605] tomoyo_realpath_from_path+0x393/0x620 [ 43.017292][ T6605] tomoyo_path_number_perm+0x1c2/0x4d0 [ 43.022756][ T6605] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 43.028422][ T6605] ? tomoyo_execute_permission+0x470/0x470 [ 43.034719][ T6605] ? d_alloc_parallel+0x785/0x1b10 [ 43.039855][ T6605] ? d_alloc_parallel+0x9ea/0x1b10 [ 43.045326][ T6605] ? rcu_read_lock_held_common+0x130/0x130 [ 43.051134][ T6605] ? print_usage_bug+0x240/0x240 [ 43.056072][ T6605] tomoyo_path_mknod+0x10d/0x190 [ 43.061884][ T6605] ? tomoyo_path_chown+0x1b0/0x1b0 [ 43.066999][ T6605] ? mark_held_locks+0x9f/0xe0 [ 43.071949][ T6605] ? d_lookup+0xec/0x250 [ 43.076388][ T6605] security_path_mknod+0x116/0x180 [ 43.081685][ T6605] lookup_open+0x5ae/0x1320 [ 43.086187][ T6605] ? page_put_link+0x210/0x210 [ 43.091602][ T6605] ? preempt_count_add+0x74/0x140 [ 43.096800][ T6605] ? __mnt_want_write+0x1da/0x2c0 [ 43.102102][ T6605] path_openat+0x93c/0x27f0 [ 43.106606][ T6605] ? path_lookupat.isra.0+0x530/0x530 [ 43.111991][ T6605] ? up_read+0x1a8/0x750 [ 43.112004][ T6605] ? mark_held_locks+0xe0/0xe0 [ 43.112016][ T6605] ? down_read_nested+0x430/0x430 [ 43.112033][ T6605] do_filp_open+0x192/0x260 [ 43.112045][ T6605] ? may_open_dev+0xf0/0xf0 [ 43.112061][ T6605] ? simple_attr_release+0x40/0x40 [ 43.112078][ T6605] ? _raw_spin_unlock+0x24/0x40 [ 43.112096][ T6605] ? __alloc_fd+0x46d/0x600 [ 43.112113][ T6605] do_sys_openat2+0x585/0x7d0 [ 43.112126][ T6605] ? file_open_root+0x400/0x400 [ 43.112140][ T6605] ? up_read+0x1a8/0x750 [ 43.112154][ T6605] do_sys_open+0xc3/0x140 [ 43.112165][ T6605] ? filp_open+0x70/0x70 [ 43.112178][ T6605] ? handle_mm_fault+0x29e/0x660 [ 43.112192][ T6605] ? trace_hardirqs_off_caller+0x55/0x230 [ 43.112208][ T6605] do_syscall_64+0xf6/0x7d0 [ 43.112222][ T6605] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 43.112232][ T6605] RIP: 0033:0x7f536afd66f0 [ 43.112244][ T6605] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 43.112249][ T6605] RSP: 002b:00007ffd3ee2d478 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 43.112260][ T6605] RAX: ffffffffffffffda RBX: 000055c7591f51d0 RCX: 00007f536afd66f0 [ 43.112266][ T6605] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055c75803b8f5 [ 43.112272][ T6605] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 43.112278][ T6605] R10: 0000000000000240 R11: 0000000000000246 R12: 000055c75800c51e [ 43.112285][ T6605] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 43.112294][ T6605] Modules linked in: [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ 44.872078][ T6605] ---[ end trace 171453caa7b84869 ]--- [ 44.877893][ T6605] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 44.893519][ T6605] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 44.935870][ T6605] RSP: 0018:ffffc9000858f450 EFLAGS: 00010206 [ 44.935881][ T6605] RAX: dffffc0000000000 RBX: ffff8880991d2000 RCX: ffffffff83638a8a [ 44.935889][ T6605] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 44.935895][ T6605] RBP: 1ffff920010b1e8b R08: ffff888098f48380 R09: fffffbfff151941a [ 44.935902][ T6605] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff888095392fea [ 44.935909][ T6605] R13: ffff888095392000 R14: 00000000000019cd R15: 0000000000000000 [ 44.935918][ T6605] FS: 00007f536ce6d8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 44.935926][ T6605] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.935933][ T6605] CR2: 00007f0cf043b500 CR3: 00000000922d5000 CR4: 00000000001406e0 [ 44.935943][ T6605] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.935950][ T6605] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.935956][ T6605] Kernel panic - not syncing: Fatal exception [ 44.937466][ T6605] Kernel Offset: disabled [ 45.034990][ T6605] Rebooting in 86400 seconds..