[ 0.000000][ T0] Linux version 5.7.0-rc4-next-20200505-syzkaller (syzkaller@syzkaller) (gcc (GCC) 9.0.0 20181231 (experimental), 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 be49001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3737774046 cycles [ 0.000861][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003428][ T0] tsc: Detected 2300.000 MHz processor [ 0.006161][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007153][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008186][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016358][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017640][ T0] check: Scanning 1 areas for low memory corruption [ 0.018630][ T0] Using GB pages for direct mapping [ 0.021799][ T0] ACPI: Early table checksum verification disabled [ 0.022757][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.023776][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025024][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026314][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027675][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028550][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029307][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030574][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031811][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033574][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035338][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.036022][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.036729][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.037636][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.038692][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.039620][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.041078][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.042581][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.043822][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.045426][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.047149][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.099627][ T0] Zone ranges: [ 0.100408][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.101449][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.102505][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.103440][ T0] Device empty [ 0.103936][ T0] Movable zone start for each node [ 0.104836][ T0] Early memory node ranges [ 0.105500][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.106472][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.107573][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.108543][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.109569][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.109575][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.140924][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.582911][ T0] kasan: KernelAddressSanitizer initialized [ 0.584318][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.585035][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.586037][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.587073][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.588148][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.589132][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.590199][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.591303][ T0] Using ACPI (MADT) for SMP configuration information [ 0.592234][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.593256][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.594458][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.595641][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.596890][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.598258][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.599517][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.600844][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.602012][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.602969][ T0] Booting paravirtualized kernel on KVM [ 0.603750][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.659317][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.661780][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.663069][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.664151][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.666004][ T0] Policy zone: Normal [ 0.666912][ 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 [ 0.684220][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.520207][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17348K rwdata, 21728K rodata, 2784K init, 24476K bss, 1402688K reserved, 0K cma-reserved) [ 1.528557][ T0] Running RCU self tests [ 1.530154][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.531501][ T0] rcu: RCU lockdep checking is enabled. [ 1.532629][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.534743][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.537154][ T0] Trampoline variant of Tasks RCU enabled. [ 1.538433][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.540226][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.549519][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.551591][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.555868][ T0] Console: colour VGA+ 80x25 [ 1.558502][ T0] printk: console [ttyS0] enabled [ 1.558502][ T0] printk: console [ttyS0] enabled [ 1.560861][ T0] printk: bootconsole [earlyser0] disabled [ 1.560861][ T0] printk: bootconsole [earlyser0] disabled [ 1.563081][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.564384][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.566747][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.568245][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.569768][ T0] ... CLASSHASH_SIZE: 4096 [ 1.571168][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.572804][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.573567][ T0] ... CHAINHASH_SIZE: 32768 [ 1.575355][ T0] memory used by lock dependency info: 6301 kB [ 1.576549][ T0] memory used for stack traces: 4224 kB [ 1.578263][ T0] per task-struct memory footprint: 1920 bytes [ 1.580060][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.582498][ T0] ACPI: Core revision 20200326 [ 1.585401][ T0] APIC: Switch to symmetric I/O mode setup [ 1.587184][ T0] x2apic enabled [ 1.588798][ T0] Switched APIC routing to physical x2apic. [ 1.593472][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.595401][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.597576][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.599039][ T0] pid_max: default: 32768 minimum: 301 [ 1.601688][ T0] LSM: Security Framework initializing [ 1.602813][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.604117][ T0] Yama: becoming mindful. [ 1.607813][ T0] TOMOYO Linux initialized [ 1.610003][ T0] AppArmor: AppArmor initialized [ 1.618269][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.624331][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.626572][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.627661][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.632775][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.634096][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.636535][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.637627][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.637667][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.642744][ T0] MDS: Mitigation: Clear CPU buffers [ 1.644605][ T0] Freeing SMP alternatives memory: 96K [ 1.770327][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.773426][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.775760][ T1] rcu: Hierarchical SRCU implementation. [ 1.777192][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.778047][ T1] smp: Bringing up secondary CPUs ... [ 1.784291][ T1] x86: Booting SMP configuration: [ 1.785352][ T1] .... node #0, CPUs: #1 [ 0.046136][ T0] kvm-clock: cpu 1, msr be49041, secondary cpu clock [ 1.789210][ 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. [ 1.790588][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.792139][ T1] smpboot: Max logical packages: 1 [ 1.793184][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.798868][ T1] devtmpfs: initialized [ 1.799200][ T1] x86/mm: Memory block size: 128MB [ 1.829669][ T22] kworker/u4:0 (22) used greatest stack depth: 27296 bytes left [ 1.830758][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.830758][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.839763][ T1] xor: automatically using best checksumming function avx [ 1.843363][ T1] PM: RTC time: 07:30:58, date: 2020-05-05 [ 1.844535][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.844540][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.848942][ T1] NET: Registered protocol family 16 [ 1.855758][ T1] audit: initializing netlink subsys (disabled) [ 1.861587][ T1] cpuidle: using governor menu [ 1.867441][ T1] ACPI: bus type PCI registered [ 1.867578][ T27] audit: type=2000 audit(1588663858.069:1): state=initialized audit_enabled=0 res=1 [ 1.869761][ T1] dca service started, version 1.12.1 [ 1.872295][ T1] PCI: Using configuration type 1 for base access [ 2.417578][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.418400][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.419059][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.439158][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.647588][ T1] raid6: avx2x4 gen() 10219 MB/s [ 2.817614][ T1] raid6: avx2x4 xor() 5236 MB/s [ 2.987576][ T1] raid6: avx2x2 gen() 6758 MB/s [ 3.155955][ T1] raid6: avx2x2 xor() 3130 MB/s [ 3.327612][ T1] raid6: avx2x1 gen() 3913 MB/s [ 3.497587][ T1] raid6: avx2x1 xor() 1758 MB/s [ 3.667814][ T1] raid6: sse2x4 gen() 5224 MB/s [ 3.837585][ T1] raid6: sse2x4 xor() 2790 MB/s [ 4.007587][ T1] raid6: sse2x2 gen() 3415 MB/s [ 4.177585][ T1] raid6: sse2x2 xor() 1620 MB/s [ 4.347593][ T1] raid6: sse2x1 gen() 1940 MB/s [ 4.517588][ T1] raid6: sse2x1 xor() 883 MB/s [ 4.518962][ T1] raid6: using algorithm avx2x4 gen() 10219 MB/s [ 4.520239][ T1] raid6: .... xor() 5236 MB/s, rmw enabled [ 4.521216][ T1] raid6: using avx2x2 recovery algorithm [ 4.524469][ T1] ACPI: Added _OSI(Module Device) [ 4.525505][ T1] ACPI: Added _OSI(Processor Device) [ 4.526301][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.527413][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.527605][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.528649][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.530763][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.586920][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.635441][ T1] ACPI: Interpreter enabled [ 4.636820][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.637632][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.638917][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.643573][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.747764][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.749362][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.751629][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.761125][ T1] PCI host bridge to bus 0000:00 [ 4.761983][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.763163][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.765144][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.767042][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.767607][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.769414][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.771376][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.782123][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.808926][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.828844][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.834029][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.842570][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.851021][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.871095][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.880664][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.886729][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.908369][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.917620][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.923534][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.958723][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.963569][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.969184][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.974003][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.977952][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.991306][ T1] iommu: Default domain type: Translated [ 4.991306][ T1] vgaarb: loaded [ 4.999573][ T1] SCSI subsystem initialized [ 5.000829][ T1] ACPI: bus type USB registered [ 5.000829][ T1] usbcore: registered new interface driver usbfs [ 5.002939][ T1] usbcore: registered new interface driver hub [ 5.007705][ T1] usbcore: registered new device driver usb [ 5.010157][ T1] mc: Linux media interface: v0.10 [ 5.011130][ T1] videodev: Linux video capture interface: v2.00 [ 5.013689][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.014939][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.017061][ T1] PTP clock support registered [ 5.019643][ T1] EDAC MC: Ver: 3.0.0 [ 5.023373][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.025801][ T1] PCI: Using ACPI for IRQ routing [ 5.033296][ T1] Bluetooth: Core ver 2.22 [ 5.034183][ T1] NET: Registered protocol family 31 [ 5.035324][ T1] Bluetooth: HCI device and connection manager initialized [ 5.038748][ T1] Bluetooth: HCI socket layer initialized [ 5.039850][ T1] Bluetooth: L2CAP socket layer initialized [ 5.041354][ T1] Bluetooth: SCO socket layer initialized [ 5.042663][ T1] NET: Registered protocol family 8 [ 5.043474][ T1] NET: Registered protocol family 20 [ 5.044980][ T1] NetLabel: Initializing [ 5.045851][ T1] NetLabel: domain hash size = 128 [ 5.047589][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.049945][ T1] NetLabel: unlabeled traffic allowed by default [ 5.052382][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.053635][ T1] NET: Registered protocol family 39 [ 5.058260][ T1] clocksource: Switched to clocksource kvm-clock [ 7.838276][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.839786][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.842153][ T1] FS-Cache: Loaded [ 7.844540][ T1] CacheFiles: Loaded [ 7.845631][ T1] TOMOYO: 2.6.0 [ 7.846195][ T1] Mandatory Access Control activated. [ 7.849186][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.851137][ T1] pnp: PnP ACPI init [ 7.866049][ T1] pnp: PnP ACPI: found 7 devices [ 7.922857][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.925665][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.927266][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.931480][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.932563][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.936150][ T1] NET: Registered protocol family 2 [ 7.940245][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.942864][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.952976][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.959028][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.963620][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.966264][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.968873][ T1] [ 7.969409][ T1] ============================= [ 7.970423][ T1] WARNING: suspicious RCU usage [ 7.972213][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 7.973789][ T1] ----------------------------- [ 7.974475][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.975948][ T1] [ 7.975948][ T1] other info that might help us debug this: [ 7.975948][ T1] [ 7.978238][ T1] [ 7.978238][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.980510][ T1] 1 lock held by swapper/0/1: [ 7.981597][ T1] #0: ffffffff8a7a9870 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.984004][ T1] [ 7.984004][ T1] stack backtrace: [ 7.985106][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 7.986719][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.988195][ T1] Call Trace: [ 7.988195][ T1] dump_stack+0x18f/0x20d [ 7.988195][ T1] ipmr_get_table+0x130/0x160 [ 7.988195][ T1] ipmr_net_init+0x133/0x430 [ 7.988195][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.988195][ T1] ops_init+0xaf/0x420 [ 7.988195][ T1] register_pernet_operations+0x346/0x840 [ 7.988195][ T1] ? setup_net+0x860/0x860 [ 7.988195][ T1] ? down_write_killable+0x170/0x170 [ 7.988195][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.988195][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.988195][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.988195][ T1] register_pernet_subsys+0x25/0x40 [ 7.988195][ T1] ip_mr_init+0x36/0x168 [ 7.988195][ T1] inet_init+0x298/0x424 [ 7.988195][ T1] do_one_initcall+0x10a/0x7d0 [ 7.988195][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.988195][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.988195][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.988195][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.988195][ T1] kernel_init_freeable+0x501/0x5ae [ 7.988195][ T1] ? rest_init+0x365/0x365 [ 7.988195][ T1] kernel_init+0xd/0x1bb [ 7.988195][ T1] ret_from_fork+0x24/0x30 [ 8.009505][ T1] NET: Registered protocol family 1 [ 8.012119][ T1] RPC: Registered named UNIX socket transport module. [ 8.013251][ T1] RPC: Registered udp transport module. [ 8.016217][ T1] RPC: Registered tcp transport module. [ 8.017041][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.019808][ T1] NET: Registered protocol family 44 [ 8.020721][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.022123][ T1] PCI: CLS 0 bytes, default 64 [ 8.027114][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.028648][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.033421][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.037934][ T1] kvm: already loaded the other module [ 8.038790][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.041787][ T1] clocksource: Switched to clocksource tsc [ 8.043045][ T1] mce: Machine check injector initialized [ 8.047994][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.111811][ T1] Initialise system trusted keyrings [ 8.114404][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.116044][ T1] zbud: loaded [ 8.121946][ T1] DLM installed [ 8.125997][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.130181][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.132566][ T1] NFS: Registering the id_resolver key type [ 8.133719][ T1] Key type id_resolver registered [ 8.134527][ T1] Key type id_legacy registered [ 8.135257][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.136365][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.142881][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.145329][ T1] Key type cifs.spnego registered [ 8.146160][ T1] Key type cifs.idmap registered [ 8.146936][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.148818][ T1] fuse: init (API version 7.31) [ 8.152060][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.164797][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.171117][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.172115][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.173606][ T1] ocfs2: Registered cluster interface o2cb [ 8.174944][ T1] ocfs2: Registered cluster interface user [ 8.176207][ T1] OCFS2 User DLM kernel interface loaded [ 8.185772][ T1] gfs2: GFS2 installed [ 8.190477][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.191659][ T1] ceph: loaded (mds proto 32) [ 8.192587][ T1729] kworker/u4:3 (1729) used greatest stack depth: 27176 bytes left [ 8.205459][ T1] NET: Registered protocol family 38 [ 8.206840][ T1] async_tx: api initialized (async) [ 8.207981][ T1] Key type asymmetric registered [ 8.208709][ T1] Asymmetric key parser 'x509' registered [ 8.209577][ T1] Asymmetric key parser 'pkcs8' registered [ 8.210528][ T1] Key type pkcs7_test registered [ 8.211280][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.212291][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.214249][ T1] io scheduler mq-deadline registered [ 8.215087][ T1] io scheduler kyber registered [ 8.216072][ T1] io scheduler bfq registered [ 8.230422][ T1] hgafb: HGA card not detected. [ 8.231528][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.233112][ T1] usbcore: registered new interface driver udlfb [ 8.236335][ T1] uvesafb: failed to execute /sbin/v86d [ 8.237224][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.238763][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.240002][ T1] uvesafb: vbe_init() failed with -22 [ 8.240805][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.242565][ T1] vga16fb: mapped to 0x00000000ce1ab246 [ 8.310380][ T1] Console: switching to colour frame buffer device 80x30 [ 8.599512][ T1] fb0: VGA16 VGA frame buffer device [ 8.602324][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.618367][ T1] ACPI: Power Button [PWRF] [ 8.620207][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.624820][ T1] ACPI: Sleep Button [SLPF] [ 8.632455][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.646623][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.647738][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.663329][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.664722][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.682707][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.683674][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.714671][ T1838] kworker/u4:3 (1838) used greatest stack depth: 26920 bytes left [ 8.955617][ T2255] kworker/u4:2 (2255) used greatest stack depth: 26080 bytes left [ 8.983119][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.984435][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.986386][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.992838][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.998091][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.004009][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.013769][ T1] Cyclades driver 2.6 [ 9.015152][ T1] Initializing Nozomi driver 2.1d [ 9.017427][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.018799][ T1] No rocketport ports found; unloading driver [ 9.022104][ T1] Non-volatile memory driver v1.3 [ 9.023552][ T1] Linux agpgart interface v0.103 [ 9.034092][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.035768][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.039850][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.041109][ T1] usbcore: registered new interface driver udl [ 9.092127][ T1] brd: module loaded [ 9.127786][ T1] loop: module loaded [ 9.316441][ T1] zram: Added device: zram0 [ 9.323463][ T1] null_blk: module loaded [ 9.330718][ T1] nfcsim 0.2 initialized [ 9.334032][ T1] Loading iSCSI transport class v2.0-870. [ 9.362932][ T1] scsi host0: Virtio SCSI HBA [ 9.408818][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.413563][ T41] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.430615][ T1] slram: not enough parameters. [ 9.436691][ T1] ftl_cs: FTL header not found. [ 9.472062][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.473682][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.475967][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.485099][ T1] MACsec IEEE 802.1AE [ 9.486589][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.525401][ T1] vcan: Virtual CAN interface driver [ 9.526342][ T1] vxcan: Virtual CAN Tunnel driver [ 9.527169][ T1] slcan: serial line CAN interface driver [ 9.528231][ T1] slcan: 10 dynamic interface channels. [ 9.529112][ T1] CAN device driver interface [ 9.530499][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.531581][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.533001][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.534584][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.536258][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.537430][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.540287][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.541303][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.542268][ T1] AX.25: bpqether driver version 004 [ 9.543133][ T1] PPP generic driver version 2.4.2 [ 9.544832][ T1] PPP BSD Compression module registered [ 9.545946][ T1] PPP Deflate Compression module registered [ 9.550035][ T1] PPP MPPE Compression module registered [ 9.551332][ T1] NET: Registered protocol family 24 [ 9.552521][ T1] PPTP driver version 0.8.5 [ 9.554047][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.555925][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.557386][ T1] SLIP linefill/keepalive option. [ 9.558371][ T1] hdlc: HDLC support module revision 1.22 [ 9.559324][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.560750][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.561843][ T1] LAPB Ethernet driver version 0.02 [ 9.563219][ T1] usbcore: registered new interface driver rndis_wlan [ 9.565059][ T1] mac80211_hwsim: initializing netlink [ 9.607062][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.621714][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.639227][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.643141][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.645078][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.647218][ T1] usbcore: registered new interface driver pegasus [ 9.649954][ T1] usbcore: registered new interface driver rtl8150 [ 9.651739][ T1] usbcore: registered new interface driver r8152 [ 9.653536][ T1] usbcore: registered new interface driver asix [ 9.655227][ T1] usbcore: registered new interface driver ax88179_178a [ 9.656864][ T1] usbcore: registered new interface driver cdc_ether [ 9.660222][ T1] usbcore: registered new interface driver dm9601 [ 9.661865][ T1] usbcore: registered new interface driver smsc75xx [ 9.663683][ T1] usbcore: registered new interface driver smsc95xx [ 9.665368][ T1] usbcore: registered new interface driver net1080 [ 9.667004][ T1] usbcore: registered new interface driver rndis_host [ 9.668669][ T1] usbcore: registered new interface driver cdc_subset [ 9.670592][ T1] usbcore: registered new interface driver zaurus [ 9.672319][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.674301][ T1] usbcore: registered new interface driver cdc_ncm [ 9.675872][ T1] usbcore: registered new interface driver cdc_mbim [ 9.686375][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.696810][ T1] aoe: AoE v85 initialised. [ 9.701511][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.702797][ T1] ehci-pci: EHCI PCI platform driver [ 9.704184][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.705554][ T1] ohci-pci: OHCI PCI platform driver [ 9.707063][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.712942][ T1] usbcore: registered new interface driver cdc_acm [ 9.714103][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.716218][ T1] usbcore: registered new interface driver usblp [ 9.717793][ T1] usbcore: registered new interface driver cdc_wdm [ 9.722087][ T1] usbcore: registered new interface driver uas [ 9.723533][ T1] usbcore: registered new interface driver usb-storage [ 9.724936][ T1] usbcore: registered new interface driver ums-realtek [ 9.726996][ T1] usbcore: registered new interface driver usbserial_generic [ 9.730469][ T1] usbserial: USB Serial support registered for generic [ 9.732526][ T1] usbcore: registered new interface driver ch341 [ 9.733758][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.735061][ T1] usbcore: registered new interface driver cp210x [ 9.736689][ T1] usbserial: USB Serial support registered for cp210x [ 9.739310][ T1] usbcore: registered new interface driver ftdi_sio [ 9.740723][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.742690][ T1] usbcore: registered new interface driver keyspan [ 9.744047][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.746039][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.747751][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.749572][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.751206][ T1] usbcore: registered new interface driver option [ 9.752737][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.761236][ T1] usbcore: registered new interface driver oti6858 [ 9.762561][ T1] usbserial: USB Serial support registered for oti6858 [ 9.763989][ T1] usbcore: registered new interface driver pl2303 [ 9.765170][ T1] usbserial: USB Serial support registered for pl2303 [ 9.766816][ T1] usbcore: registered new interface driver qcserial [ 9.770700][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.772157][ T1] usbcore: registered new interface driver sierra [ 9.773383][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.775258][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.776645][ T1] usbserial: USB Serial support registered for carelink [ 9.778470][ T1] usbserial: USB Serial support registered for zio [ 9.779749][ T1] usbserial: USB Serial support registered for funsoft [ 9.781328][ T1] usbserial: USB Serial support registered for flashloader [ 9.782729][ T1] usbserial: USB Serial support registered for google [ 9.783959][ T1] usbserial: USB Serial support registered for libtransistor [ 9.785683][ T1] usbserial: USB Serial support registered for vivopay [ 9.787128][ T1] usbserial: USB Serial support registered for moto_modem [ 9.788865][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.790270][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.791613][ T1] usbserial: USB Serial support registered for hp4x [ 9.792788][ T1] usbserial: USB Serial support registered for suunto [ 9.794394][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.798874][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.800390][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.803619][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.807548][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.809390][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.810768][ T1] usb usb1: Product: Dummy host controller [ 9.811695][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.813115][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.818670][ T1] hub 1-0:1.0: USB hub found [ 9.820114][ T1] hub 1-0:1.0: 1 port detected [ 9.825981][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.827416][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.829335][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.832472][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.834130][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.835383][ T1] usb usb2: Product: Dummy host controller [ 9.836382][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.838594][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.842179][ T1] hub 2-0:1.0: USB hub found [ 9.843390][ T1] hub 2-0:1.0: 1 port detected [ 9.847338][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.849634][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.851844][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.855034][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.856675][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.858151][ T1] usb usb3: Product: Dummy host controller [ 9.859108][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.860507][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.864166][ T1] hub 3-0:1.0: USB hub found [ 9.865339][ T1] hub 3-0:1.0: 1 port detected [ 9.869548][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.871315][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.873310][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.876151][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.877748][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.879348][ T1] usb usb4: Product: Dummy host controller [ 9.880379][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.882212][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.886994][ T1] hub 4-0:1.0: USB hub found [ 9.888622][ T1] hub 4-0:1.0: 1 port detected [ 9.892387][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.894818][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.896787][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.900111][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.901538][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.902831][ T1] usb usb5: Product: Dummy host controller [ 9.903938][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.905368][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.909154][ T1] hub 5-0:1.0: USB hub found [ 9.910248][ T1] hub 5-0:1.0: 1 port detected [ 9.914551][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.916482][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.918993][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.921774][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.923744][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.925443][ T1] usb usb6: Product: Dummy host controller [ 9.926387][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.929891][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.933662][ T1] hub 6-0:1.0: USB hub found [ 9.934762][ T1] hub 6-0:1.0: 1 port detected [ 9.939857][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.941234][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.944968][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.947976][ C1] random: fast init done [ 9.948075][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.950661][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.952035][ T1] usb usb7: Product: Dummy host controller [ 9.953044][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.954500][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.958939][ T1] hub 7-0:1.0: USB hub found [ 9.960469][ T1] hub 7-0:1.0: 1 port detected [ 9.961302][ T176] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.962813][ T176] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.964331][ T176] sd 0:0:1:0: [sda] Write Protect is off [ 9.965001][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.966478][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.967758][ T176] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.969905][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.973056][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.974803][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.975816][ T41] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.978986][ T1] usb usb8: Product: Dummy host controller [ 9.979003][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.979018][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.981558][ T1] hub 8-0:1.0: USB hub found [ 9.986139][ T1] hub 8-0:1.0: 1 port detected [ 9.990877][ T176] sda: sda1 [ 10.010092][ T1] using random self ethernet address [ 10.011079][ T1] using random host ethernet address [ 10.012525][ T176] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.014746][ T1] Mass Storage Function, version: 2009/09/11 [ 10.015599][ T1] LUN: removable file: (no medium) [ 10.016379][ T1] no file given for LUN0 [ 10.017232][ T1] printk: console [ttyGS0] disabled [ 10.020499][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.022962][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.024634][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.026275][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.028319][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.029588][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.030817][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.031853][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.033009][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.036053][ T1] hub 9-0:1.0: USB hub found [ 10.037008][ T1] hub 9-0:1.0: 8 ports detected [ 10.044146][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.045796][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.047268][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.049861][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.051509][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.052793][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.053686][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.055922][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.059649][ T1] hub 10-0:1.0: USB hub found [ 10.060706][ T1] hub 10-0:1.0: 8 ports detected [ 10.067203][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.069243][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.071063][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.072302][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.073597][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.074599][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.075881][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.079438][ T1] hub 11-0:1.0: USB hub found [ 10.080371][ T1] hub 11-0:1.0: 8 ports detected [ 10.085831][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.087523][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.089268][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.091259][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.092542][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.093792][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.094707][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.095935][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.099301][ T1] hub 12-0:1.0: USB hub found [ 10.100357][ T1] hub 12-0:1.0: 8 ports detected [ 10.106560][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.108458][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.110383][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.112923][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.114070][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.115065][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.116344][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.119476][ T1] hub 13-0:1.0: USB hub found [ 10.120386][ T1] hub 13-0:1.0: 8 ports detected [ 10.126143][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.127803][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.129287][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.131266][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.132631][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.133765][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.134888][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.136092][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.139598][ T1] hub 14-0:1.0: USB hub found [ 10.140486][ T1] hub 14-0:1.0: 8 ports detected [ 10.146942][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.149287][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.151365][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.152589][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.153691][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.154617][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.155884][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.159824][ T1] hub 15-0:1.0: USB hub found [ 10.160720][ T1] hub 15-0:1.0: 8 ports detected [ 10.165975][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.167547][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.170570][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.172421][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.173722][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.174820][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.176001][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.177149][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.179948][ T1] hub 16-0:1.0: USB hub found [ 10.180796][ T1] hub 16-0:1.0: 8 ports detected [ 10.187078][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.189594][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.191628][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.192918][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.194060][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.195061][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.196374][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.199361][ T1] hub 17-0:1.0: USB hub found [ 10.200315][ T1] hub 17-0:1.0: 8 ports detected [ 10.205596][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.207226][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.210024][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.212016][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.213654][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.214782][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.215696][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.216842][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.219826][ T1] hub 18-0:1.0: USB hub found [ 10.220726][ T1] hub 18-0:1.0: 8 ports detected [ 10.227194][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.229516][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.231535][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.232953][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.234089][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.235122][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.236390][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.239517][ T1] hub 19-0:1.0: USB hub found [ 10.240489][ T1] hub 19-0:1.0: 8 ports detected [ 10.245796][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.247288][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.250107][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.252087][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.253369][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.254518][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.255441][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.256597][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.259653][ T1] hub 20-0:1.0: USB hub found [ 10.260506][ T1] hub 20-0:1.0: 8 ports detected [ 10.266830][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.269317][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.271446][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.272859][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.273992][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.274938][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.276104][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.279178][ T1] hub 21-0:1.0: USB hub found [ 10.280073][ T1] hub 21-0:1.0: 8 ports detected [ 10.285443][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.287026][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.289709][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.291535][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.292800][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.293879][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.294862][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.296110][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.299332][ T1] hub 22-0:1.0: USB hub found [ 10.300220][ T1] hub 22-0:1.0: 8 ports detected [ 10.306662][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.309197][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.311099][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.312367][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.313578][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.314516][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.315721][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.318540][ T1] hub 23-0:1.0: USB hub found [ 10.319544][ T1] hub 23-0:1.0: 8 ports detected [ 10.324896][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.326642][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.329464][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.331384][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.332725][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.333846][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.334757][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.335914][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.338728][ T1] hub 24-0:1.0: USB hub found [ 10.339683][ T1] hub 24-0:1.0: 8 ports detected [ 10.345958][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.347552][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.350223][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.351606][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.352721][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.353615][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.354861][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.357409][ T1] hub 25-0:1.0: USB hub found [ 10.358519][ T1] hub 25-0:1.0: 8 ports detected [ 10.363825][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.365590][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.367211][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.370327][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.371592][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.372790][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.373854][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.375031][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.377632][ T1] hub 26-0:1.0: USB hub found [ 10.378744][ T1] hub 26-0:1.0: 8 ports detected [ 10.384973][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.386621][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.389163][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.390449][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.391542][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.392464][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.393638][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.396226][ T1] hub 27-0:1.0: USB hub found [ 10.397164][ T1] hub 27-0:1.0: 8 ports detected [ 10.403446][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.405110][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.406705][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.409701][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.411029][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.412150][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.413052][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.414442][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.417080][ T1] hub 28-0:1.0: USB hub found [ 10.418234][ T1] hub 28-0:1.0: 8 ports detected [ 10.424493][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.426200][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.428213][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.429641][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.430802][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.431695][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.432952][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.435543][ T1] hub 29-0:1.0: USB hub found [ 10.436489][ T1] hub 29-0:1.0: 8 ports detected [ 10.442988][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.444961][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.446692][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.449927][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.451216][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.452310][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.453254][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.454429][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.457052][ T1] hub 30-0:1.0: USB hub found [ 10.458461][ T1] hub 30-0:1.0: 8 ports detected [ 10.464735][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.466468][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.469579][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.471145][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.472641][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.473551][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.474697][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.477365][ T1] hub 31-0:1.0: USB hub found [ 10.478504][ T1] hub 31-0:1.0: 8 ports detected [ 10.484238][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.485797][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.487271][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.490268][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.491591][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.492746][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.493985][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.495262][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.498048][ T1] hub 32-0:1.0: USB hub found [ 10.499106][ T1] hub 32-0:1.0: 8 ports detected [ 10.505299][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.507105][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.509724][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.511166][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.512338][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.513268][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.514470][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.517162][ T1] hub 33-0:1.0: USB hub found [ 10.518321][ T1] hub 33-0:1.0: 8 ports detected [ 10.523818][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.525518][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.527343][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.530441][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.531824][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.532950][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.533923][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.535266][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.538153][ T1] hub 34-0:1.0: USB hub found [ 10.539190][ T1] hub 34-0:1.0: 8 ports detected [ 10.545479][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.547123][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.549991][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.551370][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.552450][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.553404][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.554589][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.557464][ T1] hub 35-0:1.0: USB hub found [ 10.558757][ T1] hub 35-0:1.0: 8 ports detected [ 10.564326][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.565999][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.567430][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.570543][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.571952][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.573176][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.574120][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.575338][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.578178][ T1] hub 36-0:1.0: USB hub found [ 10.579224][ T1] hub 36-0:1.0: 8 ports detected [ 10.585393][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.587193][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.589794][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.591147][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.592248][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.593162][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.594450][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.597147][ T1] hub 37-0:1.0: USB hub found [ 10.598423][ T1] hub 37-0:1.0: 8 ports detected [ 10.604714][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.606575][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.609463][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.611350][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.612900][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.614043][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.615003][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.616150][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.619349][ T1] hub 38-0:1.0: USB hub found [ 10.620294][ T1] hub 38-0:1.0: 8 ports detected [ 10.626528][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.628943][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.631054][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.632389][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.633641][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.634724][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.636154][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.639803][ T1] hub 39-0:1.0: USB hub found [ 10.640685][ T1] hub 39-0:1.0: 8 ports detected [ 10.646137][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.649278][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.650843][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.652581][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.653834][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.654937][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.655960][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.657171][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.660084][ T1] hub 40-0:1.0: USB hub found [ 10.661033][ T1] hub 40-0:1.0: 8 ports detected [ 10.667525][ T1] usbcore: registered new device driver usbip-host [ 10.673500][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.676919][ T1] i8042: Warning: Keylock active [ 10.679870][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.681920][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.746843][ T1] mousedev: PS/2 mouse device common for all mice [ 10.756538][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.763849][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.765160][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.767292][ T1] i2c /dev entries driver [ 10.772211][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.775227][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.777429][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.781407][ T1] IR NEC protocol handler initialized [ 10.782450][ T1] IR RC5(x/sz) protocol handler initialized [ 10.783974][ T1] IR RC6 protocol handler initialized [ 10.785049][ T1] IR JVC protocol handler initialized [ 10.786597][ T1] IR Sony protocol handler initialized [ 10.787998][ T1] IR SANYO protocol handler initialized [ 10.788988][ T1] IR Sharp protocol handler initialized [ 10.790441][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.791353][ T1] IR XMP protocol handler initialized [ 10.793396][ T1] usbcore: registered new interface driver uvcvideo [ 10.795594][ T1] USB Video Class driver (1.1.1) [ 10.796885][ T1] gspca_main: v2.14.0 registered [ 10.816717][ T1] vivid-000: using single planar format API [ 10.833229][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.835129][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.836956][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.839412][ T1] vivid-000: V4L2 output device registered as video4 [ 10.841459][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.843910][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.846136][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.849008][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.851141][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.852919][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.855647][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.858159][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.861235][ T1] vivid-001: using multiplanar format API [ 10.876740][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.879106][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.881197][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.883585][ T1] vivid-001: V4L2 output device registered as video8 [ 10.886198][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.890246][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.892713][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.894642][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.897286][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.899437][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.901087][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.902843][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.904679][ T1] vivid-002: using single planar format API [ 10.919380][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.921888][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.923440][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.926132][ T1] vivid-002: V4L2 output device registered as video12 [ 10.928926][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.931817][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.934181][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.936631][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.939339][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.941260][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.943054][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.944912][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.946549][ T1] vivid-003: using multiplanar format API [ 10.960276][ T2547] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.968859][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.970962][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.972988][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.974725][ T1] vivid-003: V4L2 output device registered as video16 [ 10.976785][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.979465][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.982445][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.984751][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.986768][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.989963][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.992052][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.994215][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.996174][ T1] vivid-004: using single planar format API [ 11.011661][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.014202][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.016541][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.018995][ T1] vivid-004: V4L2 output device registered as video20 [ 11.020574][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.022588][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.024609][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.026107][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.028327][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.030032][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.032813][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.034754][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.038283][ T1] vivid-005: using multiplanar format API [ 11.053097][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.055409][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.058460][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.061045][ T1] vivid-005: V4L2 output device registered as video24 [ 11.062644][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.065305][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.068251][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.070095][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.072708][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.075576][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.077506][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.079663][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.081509][ T1] vivid-006: using single planar format API [ 11.095601][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.098185][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.100257][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.101949][ T1] vivid-006: V4L2 output device registered as video28 [ 11.104465][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.106245][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.108785][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.110292][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.112311][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.114969][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.117280][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.120258][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.122287][ T1] vivid-007: using multiplanar format API [ 11.136648][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.140030][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.141938][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.143669][ T1] vivid-007: V4L2 output device registered as video32 [ 11.145899][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.148368][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.150977][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.153258][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.155267][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.157828][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.159839][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.161892][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.164090][ T1] vivid-008: using single planar format API [ 11.180531][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.184644][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.186276][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.189108][ T1] vivid-008: V4L2 output device registered as video36 [ 11.191074][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.194136][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.197311][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.200015][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.203720][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.205608][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.209035][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.211160][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.213498][ T1] vivid-009: using multiplanar format API [ 11.228079][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.230198][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.232698][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.234501][ T1] vivid-009: V4L2 output device registered as video40 [ 11.236518][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.240136][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.242277][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.244105][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.245794][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.248792][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.250799][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.253443][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.256403][ T1] vivid-010: using single planar format API [ 11.270841][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.272721][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.274959][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.277388][ T1] vivid-010: V4L2 output device registered as video44 [ 11.280889][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.283252][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.285957][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.288479][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.290930][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.293308][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.295728][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.299055][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.301242][ T1] vivid-011: using multiplanar format API [ 11.316655][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.319955][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.322518][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.324222][ T1] vivid-011: V4L2 output device registered as video48 [ 11.326205][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.328838][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.331232][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.333893][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.336290][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.338753][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.341217][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.343211][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.345047][ T1] vivid-012: using single planar format API [ 11.359661][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.361821][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.363961][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.366073][ T1] vivid-012: V4L2 output device registered as video52 [ 11.369056][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.371544][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.373614][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.375986][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.378191][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.379997][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.381969][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.384138][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.385811][ T1] vivid-013: using multiplanar format API [ 11.391981][ T2547] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.404646][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.406799][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.408894][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.411201][ T1] vivid-013: V4L2 output device registered as video56 [ 11.413225][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.415361][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.419057][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.421556][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.424221][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.426524][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.429453][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.431323][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.433740][ T1] vivid-014: using single planar format API [ 11.447911][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.449661][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.451986][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.454616][ T1] vivid-014: V4L2 output device registered as video60 [ 11.456129][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.459330][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.461820][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.463757][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.465672][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.467468][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.469989][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.471634][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.473451][ T1] vivid-015: using multiplanar format API [ 11.488475][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.490095][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.491899][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.494031][ T1] vivid-015: V4L2 output device registered as video64 [ 11.495827][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.498810][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.501597][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.503344][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.505108][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.507286][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.510009][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.512069][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.515419][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.520828][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.523627][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.525484][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.529026][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.530458][ T1] iTCO_vendor_support: vendor-support=0 [ 11.533489][ T1] device-mapper: uevent: version 1.0.3 [ 11.535351][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.538219][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.539406][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.541327][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.542995][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.544880][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.545970][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.547108][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.548931][ T1] Bluetooth: HCI UART protocol LL registered [ 11.550151][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.551996][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.553487][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.554743][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.556319][ T1] usbcore: registered new interface driver bfusb [ 11.557989][ T1] usbcore: registered new interface driver btusb [ 11.560178][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.561714][ T1] Modular ISDN core version 1.1.29 [ 11.563740][ T1] NET: Registered protocol family 34 [ 11.564566][ T1] DSP module 2.0 [ 11.565611][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.579087][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.580758][ T1] 0 virtual devices registered [ 11.581463][ T1] intel_pstate: CPU model not supported [ 11.585750][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.587363][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.587367][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.590977][ T1] usnic_verbs:usnic_ib_init:667: [ 11.590980][ T1] Unable to initialize umem with err -1 [ 11.593935][ T1] iscsi: registered transport (iser) [ 11.595681][ T1] SoftiWARP attached [ 11.596423][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.599032][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.601075][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.613304][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.652692][ T1] usbcore: registered new interface driver usbhid [ 11.653968][ T1] usbhid: USB HID core driver [ 11.670169][ T1] ashmem: initialized [ 11.773065][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.780398][ T1] drop_monitor: Initializing network drop monitor service [ 11.788104][ T1] NET: Registered protocol family 26 [ 11.793485][ T1] GACT probability on [ 11.797473][ T1] Mirror/redirect action on [ 11.802407][ T1] Simple TC action Loaded [ 11.809179][ T1] netem: version 1.3 [ 11.813286][ T1] u32 classifier [ 11.816808][ T1] Performance counters on [ 11.821782][ T1] input device check on [ 11.826276][ T1] Actions configured [ 11.833123][ T1] nf_conntrack_irc: failed to register helpers [ 11.839627][ T1] nf_conntrack_sane: failed to register helpers [ 11.885909][ T1] nf_conntrack_sip: failed to register helpers [ 11.897483][ T1] xt_time: kernel timezone is -0000 [ 11.902948][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.910129][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.919752][ T1] IPVS: ipvs loaded. [ 11.923698][ T1] IPVS: [rr] scheduler registered. [ 11.928907][ T1] IPVS: [wrr] scheduler registered. [ 11.934088][ T1] IPVS: [lc] scheduler registered. [ 11.939207][ T1] IPVS: [wlc] scheduler registered. [ 11.944411][ T1] IPVS: [fo] scheduler registered. [ 11.949583][ T1] IPVS: [ovf] scheduler registered. [ 11.954813][ T1] IPVS: [lblc] scheduler registered. [ 11.960165][ T1] IPVS: [lblcr] scheduler registered. [ 11.965527][ T1] IPVS: [dh] scheduler registered. [ 11.970699][ T1] IPVS: [sh] scheduler registered. [ 11.975794][ T1] IPVS: [mh] scheduler registered. [ 11.980899][ T1] IPVS: [sed] scheduler registered. [ 11.986069][ T1] IPVS: [nq] scheduler registered. [ 11.991310][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.997212][ T1] IPVS: [sip] pe registered. [ 12.001962][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.010609][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.016329][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.028495][ T1] IPv4 over IPsec tunneling driver [ 12.037443][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.045401][ T1] Initializing XFRM netlink socket [ 12.050844][ T1] IPsec XFRM device driver [ 12.056233][ T1] NET: Registered protocol family 10 [ 12.061849][ T1] [ 12.064204][ T1] ============================= [ 12.069228][ T1] WARNING: suspicious RCU usage [ 12.074122][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 12.080655][ T1] ----------------------------- [ 12.085498][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.093432][ T1] [ 12.093432][ T1] other info that might help us debug this: [ 12.093432][ T1] [ 12.103726][ T1] [ 12.103726][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.112542][ T1] 1 lock held by swapper/0/1: [ 12.117191][ T1] #0: ffffffff8a7a9870 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.127358][ T1] [ 12.127358][ T1] stack backtrace: [ 12.133277][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 12.142353][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.143241][ T1] Call Trace: [ 12.143241][ T1] dump_stack+0x18f/0x20d [ 12.143241][ T1] ip6mr_get_table+0x153/0x180 [ 12.143241][ T1] ip6mr_new_table+0x1b/0x70 [ 12.143241][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.143241][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.143241][ T1] ops_init+0xaf/0x420 [ 12.143241][ T1] register_pernet_operations+0x346/0x840 [ 12.143241][ T1] ? setup_net+0x860/0x860 [ 12.143241][ T1] ? down_write_killable+0x170/0x170 [ 12.143241][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.143241][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.143241][ T1] ? unix_diag_init+0x11/0x11 [ 12.143241][ T1] register_pernet_subsys+0x25/0x40 [ 12.143241][ T1] ip6_mr_init+0x49/0x152 [ 12.143241][ T1] inet6_init+0x1d7/0x6dc [ 12.143241][ T1] do_one_initcall+0x10a/0x7d0 [ 12.143241][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.143241][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.143241][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.143241][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.143241][ T1] kernel_init_freeable+0x501/0x5ae [ 12.143241][ T1] ? rest_init+0x365/0x365 [ 12.143241][ T1] kernel_init+0xd/0x1bb [ 12.143241][ T1] ret_from_fork+0x24/0x30 [ 12.274878][ T117] floppy0: no floppy controllers found [ 12.293682][ T1] Segment Routing with IPv6 [ 12.298747][ T1] mip6: Mobile IPv6 [ 12.306489][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 12.318894][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 12.327097][ T1] NET: Registered protocol family 17 [ 12.332494][ T1] NET: Registered protocol family 15 [ 12.338351][ T1] Bridge firewalling registered [ 12.344344][ T1] NET: Registered protocol family 9 [ 12.349969][ T1] X25: Linux Version 0.2 [ 12.383884][ T1] NET: Registered protocol family 6 [ 12.420996][ T1] NET: Registered protocol family 11 [ 12.426513][ T1] NET: Registered protocol family 3 [ 12.431817][ T1] can: controller area network core (rev 20170425 abi 9) [ 12.439158][ T1] NET: Registered protocol family 29 [ 12.444553][ T1] can: raw protocol (rev 20170425) [ 12.449749][ T1] can: broadcast manager protocol (rev 20170425 t) [ 12.456256][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 12.462811][ T1] can: SAE J1939 [ 12.466872][ T1] Bluetooth: RFCOMM TTY layer initialized [ 12.474097][ T1] Bluetooth: RFCOMM socket layer initialized [ 12.480450][ T1] Bluetooth: RFCOMM ver 1.11 [ 12.485039][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 12.491266][ T1] Bluetooth: BNEP filters: protocol multicast [ 12.497328][ T1] Bluetooth: BNEP socket layer initialized [ 12.503228][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 12.509060][ T1] Bluetooth: CMTP socket layer initialized [ 12.515015][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 12.521808][ T1] Bluetooth: HIDP socket layer initialized [ 12.528058][ T1] RPC: Registered rdma transport module. [ 12.533669][ T1] RPC: Registered rdma backchannel transport module. [ 12.542901][ T1] NET: Registered protocol family 33 [ 12.548246][ T1] Key type rxrpc registered [ 12.552722][ T1] Key type rxrpc_s registered [ 12.558837][ T1] NET: Registered protocol family 41 [ 12.564604][ T1] lec:lane_module_init: lec.c: initialized [ 12.570807][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 12.576564][ T1] l2tp_core: L2TP core driver, V2.0 [ 12.582058][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 12.587696][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 12.594283][ T1] l2tp_netlink: L2TP netlink interface [ 12.599936][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 12.606696][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 12.614313][ T1] NET: Registered protocol family 35 [ 12.619988][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 12.636722][ T1] DCCP: Activated CCID 2 (TCP-like) [ 12.642337][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 12.650316][ T1] sctp: Hash tables configured (bind 32/56) [ 12.658068][ T1] NET: Registered protocol family 21 [ 12.664216][ T1] Registered RDS/infiniband transport [ 12.670738][ T1] Registered RDS/tcp transport [ 12.675519][ T1] tipc: Activated (version 2.0.0) [ 12.681068][ T1] NET: Registered protocol family 30 [ 12.687354][ T1] tipc: Started in single node mode [ 12.693713][ T1] NET: Registered protocol family 43 [ 12.699410][ T1] 9pnet: Installing 9P2000 support [ 12.705102][ T1] NET: Registered protocol family 37 [ 12.714909][ T1] NET: Registered protocol family 36 [ 12.720783][ T1] Key type dns_resolver registered [ 12.725915][ T1] Key type ceph registered [ 12.731267][ T1] libceph: loaded (mon/osd proto 15/24) [ 12.738979][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 12.748066][ T1] openvswitch: Open vSwitch switching datapath [ 12.756592][ T1] NET: Registered protocol family 40 [ 12.762362][ T1] mpls_gso: MPLS GSO support [ 12.773542][ T1] IPI shorthand broadcast: enabled [ 12.778819][ T1] AVX2 version of gcm_enc/dec engaged. [ 12.784264][ T1] AES CTR mode by8 optimization enabled [ 12.795048][ T1] sched_clock: Marking stable (12758870572, 36136704)->(12796497415, -1490139) [ 12.805468][ T1] registered taskstats version 1 [ 12.810430][ T1] Loading compiled-in X.509 certificates [ 12.821635][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 12.833251][ T1] zswap: loaded using pool lzo/zbud [ 12.839573][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 12.849144][ T1] Key type ._fscrypt registered [ 12.853977][ T1] Key type .fscrypt registered [ 12.859741][ T1] Key type fscrypt-provisioning registered [ 12.867878][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 12.868869][ T1] FS-Cache: Netfs 'afs' registered for caching [ 12.889358][ T1] Btrfs loaded, crc32c=crc32c-intel [ 12.899225][ T1] Key type big_key registered [ 12.905821][ T1] Key type encrypted registered [ 12.910780][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 12.917230][ T1] ima: No TPM chip found, activating TPM-bypass! [ 12.923669][ T1] ima: Allocated hash algorithm: sha256 [ 12.929443][ T1] ima: No architecture policies found [ 12.934976][ T1] evm: Initialising EVM extended attributes: [ 12.941440][ T1] evm: security.selinux [ 12.945660][ T1] evm: security.SMACK64 [ 12.949832][ T1] evm: security.SMACK64EXEC [ 12.954505][ T1] evm: security.SMACK64TRANSMUTE [ 12.959776][ T1] evm: security.SMACK64MMAP [ 12.964255][ T1] evm: security.apparmor [ 12.968516][ T1] evm: security.ima [ 12.972306][ T1] evm: security.capability [ 12.976695][ T1] evm: HMAC attrs: 0x1 [ 12.982523][ T1] PM: Magic number: 4:586:520 [ 12.989524][ T1] printk: console [netcon0] enabled [ 12.994715][ T1] netconsole: network logging started [ 13.004142][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.012730][ T1] rdma_rxe: loaded [ 13.016868][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.027956][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.036216][ T12] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.046046][ T1] ALSA device list: [ 13.049879][ T1] #0: Dummy 1 [ 13.053312][ T1] #1: Loopback 1 [ 13.057003][ T1] #2: Virtual MIDI Card 1 [ 13.061602][ T12] cfg80211: failed to load regulatory.db [ 13.070824][ T1] md: Waiting for all devices to be available before autodetect [ 13.078677][ T1] md: If you don't use raid, use raid=noautodetect [ 13.089677][ T1] md: Autodetecting RAID arrays. [ 13.094711][ T1] md: autorun ... [ 13.098455][ T1] md: ... autorun DONE. [ 13.121698][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.130539][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.173039][ T1] devtmpfs: mounted [ 13.184826][ T1] Freeing unused kernel image (initmem) memory: 2784K [ 13.191620][ T1] Kernel memory protection disabled. [ 13.248319][ T1] Run /sbin/init as init process [ 13.873389][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.889567][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.897215][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.968712][ 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) [ 13.990498][ T1] systemd[1]: Detected virtualization kvm. [ 13.997086][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.061873][ T1] systemd[1]: Set hostname to . [ 14.416318][ T3880] systemd-fstab-generator[3880]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.456305][ T3882] selinux-autorel (3882) used greatest stack depth: 24848 bytes left [ 14.517872][ T3880] systemd-fstab-generator[3880]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.557857][ T3880] systemd-fstab-generator[3880]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.583701][ T3880] systemd-fstab-g (3880) used greatest stack depth: 23880 bytes left [ 14.603995][ T3879] systemd[3879]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 14.613037][ T3885] systemd-sysv-ge (3885) used greatest stack depth: 23720 bytes left [ 14.991243][ 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. [ 15.043295][ T1] [ 15.045814][ T1] ============================= [ 15.050760][ T1] WARNING: suspicious RCU usage [ 15.055591][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 15.062158][ T1] ----------------------------- [ 15.067018][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 15.076361][ T1] [ 15.076361][ T1] other info that might help us debug this: [ 15.076361][ T1] [ 15.086640][ T1] [ 15.086640][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.094708][ T1] 2 locks held by systemd/1: [ 15.099308][ T1] #0: ffff888098980450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 15.108977][ T1] #1: ffff88809856ba90 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 15.119016][ T1] [ 15.119016][ T1] stack backtrace: [ 15.124909][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 15.133813][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.143845][ T1] Call Trace: [ 15.147130][ T1] dump_stack+0x18f/0x20d [ 15.151449][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.156536][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.161992][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.166908][ T1] security_inode_setxattr+0x18f/0x200 [ 15.172348][ T1] vfs_setxattr+0xa7/0xf0 [ 15.176664][ T1] setxattr+0x23d/0x330 [ 15.180813][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.185304][ T1] ? lock_acquire+0x1f4/0x940 [ 15.190042][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.194701][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.200047][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.205332][ T1] ? preempt_count_add+0x74/0x140 [ 15.210329][ T1] ? preempt_count_add+0x74/0x140 [ 15.215327][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.220331][ T1] path_setxattr+0x170/0x190 [ 15.224910][ T1] ? setxattr+0x330/0x330 [ 15.229216][ T1] ? task_work_run+0x160/0x1b0 [ 15.234483][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.239413][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 15.244673][ T1] do_syscall_64+0xf6/0x7d0 [ 15.249162][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 15.255041][ T1] RIP: 0033:0x7ff47ba8167a [ 15.259447][ 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 [ 15.279024][ T1] RSP: 002b:00007ffe51f477b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 15.287427][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff47ba8167a [ 15.295374][ T1] RDX: 00007ffe51f47830 RSI: 00005619db50ff9b RDI: 00005619dd4c5c80 [ 15.303331][ T1] RBP: 00005619db50ff9b R08: 0000000000000000 R09: 0000000000000030 [ 15.311276][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffe51f47830 [ 15.319220][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 00005619dd4834a0 [ 15.328662][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ 15.373383][ T1] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 15.412539][ T1] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 15.467778][ T1] systemd[1]: Mounting Huge Pages File System... Mounting Huge Pages File System... [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on udev Kernel Socket. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Listening on Journal Audit Socket. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Reached target Remote File Systems. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Encrypted Volumes. Mounting /sys/kernel/debug... [ OK ] Reached target Swap. Mounting /sys/kernel/config... [ OK ] Reached target Paths. [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... Starting Create Static Device Nodes in /dev... Mountin[ 16.140584][ T3900] EXT4-fs (sda1): re-mounted. Opts: (null) g POSIX Message Queue File System... [ OK ] Reached target Slices. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Listening on udev Control Socket. [ OK ] Listening on Syslog Socket. Starting Journal Service... [ OK ] Reached target Sockets. [ 16.375784][ T3902] systemd-tmpfile (3902) used greatest stack depth: 23048 bytes left Starting Load Kernel Modules... [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting udev Kernel Device Manager... Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ 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... [ 18.652252][ T3909] systemd-journald[3909]: 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. [ 19.178612][ T1] [ 19.181109][ T1] ============================= [ 19.185951][ T1] WARNING: suspicious RCU usage [ 19.192540][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 19.206368][ T1] ----------------------------- [ 19.214010][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.223130][ T1] [ 19.223130][ T1] other info that might help us debug this: [ 19.223130][ T1] [ 19.234798][ T1] [ 19.234798][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.250262][ T1] 4 locks held by systemd/1: [ 19.254862][ T1] #0: ffff8880980a8450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.264788][ T1] #1: ffff8880a8385c88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.275569][ T1] #2: ffff8880a8862ae8 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.285848][ T1] #3: ffffffff8a05f108 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.306057][ T1] [ 19.306057][ T1] stack backtrace: [ 19.312555][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 19.321494][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.331551][ T1] Call Trace: [ 19.334846][ T1] dump_stack+0x18f/0x20d [ 19.339194][ T1] match_exception_partial+0x2ee/0x340 [ 19.344662][ T1] verify_new_ex+0x176/0x3a0 [ 19.349263][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 19.354728][ T1] ? lock_acquire+0x1f4/0x940 [ 19.359495][ T1] ? kernfs_fop_write+0x1db/0x490 [ 19.364519][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.369738][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 19.374506][ T1] ? lock_downgrade+0x840/0x840 [ 19.379365][ T1] cgroup_file_write+0x20d/0x710 [ 19.384302][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.389504][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.394794][ T1] ? __might_fault+0x190/0x1d0 [ 19.399563][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.404852][ T1] kernfs_fop_write+0x268/0x490 [ 19.409717][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 19.414657][ T1] __vfs_write+0x76/0x100 [ 19.418990][ T1] vfs_write+0x268/0x5d0 [ 19.423237][ T1] ksys_write+0x12d/0x250 [ 19.427569][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 19.432334][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.438067][ T1] do_syscall_64+0xf6/0x7d0 [ 19.442579][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.448475][ T1] RIP: 0033:0x7ff47ba75970 [ 19.452899][ 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 [ 19.472616][ T1] RSP: 002b:00007ffe51f47378 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 19.481385][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff47ba75970 [ 19.489366][ T1] RDX: 000000000000000a RSI: 00005619dd491590 RDI: 0000000000000027 [ 19.497344][ T1] RBP: 00005619dd491590 R08: 00005619dd4ebf30 R09: 00007ff47d4ab500 [ 19.505318][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 19.513295][ T1] R13: 0000000000000001 R14: 00005619dd4ebe50 R15: 000000000000000a Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ 19.812025][ T3960] [ 19.814516][ T3960] ============================= [ 19.827803][ T3960] WARNING: suspicious RCU usage [ 19.837695][ T3960] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 19.844219][ T3960] ----------------------------- [ 19.858093][ T3960] drivers/net/hamradio/bpqether.c:149 RCU-list traversed in non-reader section!! [ 19.867846][ T3960] [ 19.867846][ T3960] other info that might help us debug this: [ 19.867846][ T3960] [ 19.907673][ T3960] [ 19.907673][ T3960] rcu_scheduler_active = 2, debug_locks = 1 [ 19.915770][ T3960] 1 lock held by ip/3960: [ OK ] Started Update UTMP about System Boot/Shutdow[ 19.937657][ T3960] #0: ffffffff8a7b66c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 n. [ 19.947473][ T3960] [ 19.947473][ T3960] stack backtrace: [ 19.974974][ T3960] CPU: 1 PID: 3960 Comm: ip Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 19.983765][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.993822][ T3960] Call Trace: [ 19.997128][ T3960] dump_stack+0x18f/0x20d [ 20.001473][ T3960] bpq_device_event+0x796/0x8ee [ 20.006336][ T3960] ? team_port_get_rtnl+0xbe/0x120 [ 20.011462][ T3960] notifier_call_chain+0xc0/0x230 [ 20.016882][ T3960] call_netdevice_notifiers_info+0xb5/0x130 [ 20.022784][ T3960] __dev_notify_flags+0x121/0x2c0 [ 20.027815][ T3960] ? dev_change_name+0x700/0x700 [ 20.032758][ T3960] ? dev_set_allmulti+0x30/0x30 [ 20.037611][ T3960] ? print_usage_bug+0x240/0x240 [ 20.042563][ T3960] dev_change_flags+0x100/0x160 [ 20.047529][ T3960] do_setlink+0xa1c/0x35d0 [ 20.051964][ T3960] ? mark_lock+0x129/0x1390 [ 20.056477][ T3960] ? rtnl_getlink+0xab0/0xab0 [ 20.061165][ T3960] ? print_usage_bug+0x240/0x240 [ 20.066103][ T3960] ? mark_lock+0x129/0x1390 [ 20.070600][ T3960] ? mark_lock+0x129/0x1390 [ 20.075266][ T3960] ? memset+0x20/0x40 [ 20.079250][ T3960] ? __nla_validate_parse+0x2dc/0x1c70 [ 20.084706][ T3960] ? nla_get_range_signed+0x520/0x520 [ 20.090098][ T3960] ? mark_held_locks+0xe0/0xe0 [ 20.094854][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 20.099612][ T3960] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 20.106195][ T3960] __rtnl_newlink+0xad0/0x1590 [ 20.110954][ T3960] ? rtnl_link_unregister+0x240/0x240 [ 20.116312][ T3960] ? is_bpf_text_address+0xcb/0x160 [ 20.121498][ T3960] ? kernel_text_address+0x6e/0xe0 [ 20.126591][ T3960] ? __kernel_text_address+0x9/0x30 [ 20.131772][ T3960] ? unwind_get_return_address+0x5a/0xa0 [ 20.137385][ T3960] ? profile_setup.cold+0xc1/0xc1 [ 20.142393][ T3960] ? arch_stack_walk+0x97/0xf0 [ 20.147147][ T3960] ? stack_trace_save+0x8c/0xc0 [ 20.151978][ T3960] ? stack_trace_consume_entry+0x160/0x160 [ 20.157805][ T3960] ? rtnl_newlink+0x46/0xa0 [ 20.162301][ T3960] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 20.167949][ T3960] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 20.173911][ T3960] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 20.179702][ T3960] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 20.185239][ T3960] rtnl_newlink+0x64/0xa0 [ 20.189554][ T3960] ? __rtnl_newlink+0x1590/0x1590 [ 20.194561][ T3960] rtnetlink_rcv_msg+0x44e/0xad0 [ 20.199483][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.204751][ T3960] ? lock_acquire+0x1f4/0x940 [ 20.209419][ T3960] ? netlink_deliver_tap+0x146/0xcc0 [ 20.214699][ T3960] netlink_rcv_skb+0x15a/0x430 [ 20.219449][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.224714][ T3960] ? netlink_ack+0xa60/0xa60 [ 20.229310][ T3960] ? netlink_deliver_tap+0x236/0xcc0 [ 20.234581][ T3960] netlink_unicast+0x537/0x740 [ 20.239333][ T3960] ? netlink_attachskb+0x810/0x810 [ 20.244430][ T3960] ? _copy_from_iter_full+0x25c/0x870 [ 20.249787][ T3960] ? __phys_addr_symbol+0x2c/0x70 [ 20.254798][ T3960] ? __check_object_size+0x171/0x437 [ 20.260072][ T3960] netlink_sendmsg+0x882/0xe10 [ 20.264822][ T3960] ? aa_af_perm+0x260/0x260 [ 20.269329][ T3960] ? netlink_unicast+0x740/0x740 [ 20.274255][ T3960] ? netlink_unicast+0x740/0x740 [ 20.279195][ T3960] sock_sendmsg+0xcf/0x120 [ 20.283611][ T3960] ____sys_sendmsg+0x6bf/0x7e0 [ 20.288359][ T3960] ? mark_held_locks+0xe0/0xe0 [ 20.293104][ T3960] ? kernel_sendmsg+0x50/0x50 [ 20.297767][ T3960] ? find_held_lock+0x2d/0x110 [ 20.302543][ T3960] ? mark_lock+0x129/0x1390 [ 20.307040][ T3960] ___sys_sendmsg+0x100/0x170 [ 20.311704][ T3960] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.316804][ T3960] ? migration_entry_to_page+0x310/0x310 [ 20.322421][ T3960] ? do_raw_spin_unlock+0x171/0x260 [ 20.327606][ T3960] ? find_held_lock+0x2d/0x110 [ 20.332355][ T3960] ? do_page_fault+0x59e/0x13da [ 20.337190][ T3960] ? vm_insert_pages+0x6a0/0x6a0 [ 20.342109][ T3960] ? lock_downgrade+0x840/0x840 [ 20.346941][ T3960] ? __fget_light+0x1ab/0x270 [ 20.351607][ T3960] __sys_sendmsg+0xec/0x1b0 [ 20.356094][ T3960] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.361101][ T3960] ? down_read_nested+0x430/0x430 [ 20.366115][ T3960] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.371821][ T3960] ? do_syscall_64+0x21/0x7d0 [ 20.376482][ T3960] do_syscall_64+0xf6/0x7d0 [ 20.380975][ T3960] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.386849][ T3960] RIP: 0033:0x7f65ba383dc7 [ 20.391248][ T3960] 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 [ 20.410832][ T3960] RSP: 002b:00007fff0682c938 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.419227][ T3960] RAX: ffffffffffffffda RBX: 000000005eb11644 RCX: 00007f65ba383dc7 [ 20.427199][ T3960] RDX: 0000000000000000 RSI: 00007fff0682c980 RDI: 0000000000000003 [ 20.435168][ T3960] RBP: 00007fff0682c980 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.443121][ T3960] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff0682c9c0 [ 20.451073][ T3960] R13: 00005601333bf3c0 R14: 00007fff06834a40 R15: 0000000000000000 [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.042275][ C1] random: crng init done [ 21.046589][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ 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…dplug all Devices (15s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (16s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (18s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (18s / no limit) [ OK ] Reached target Sound Card. [ **] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [*** ] (1 of 2) A start job is running for…dplug all Devices (26s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (26s / no limit) [* ] (1 of 2) A start job is running for…dplug all Devices (27s / no limit) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. Starting getty on tty2-tty6 if dbus and logind are not available... Starting OpenBSD Secure Shell server... [ OK ] Started Daily apt download activities. [ OK ] Started Regular background program processing daemon. [ OK ] Started Daily apt upgrade and clean activities. Starting Permit User Sessions... Starting System Logging Service... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Found device /dev/ttyS0. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. [ 49.235833][ T6744] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 49.247564][ T6744] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 49.255974][ T6744] CPU: 1 PID: 6744 Comm: sshd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 49.264895][ T6744] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.274959][ T6744] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 49.281022][ T6744] 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 [ 49.300625][ T6744] RSP: 0018:ffffc900048c7450 EFLAGS: 00010206 [ 49.306689][ T6744] RAX: dffffc0000000000 RBX: ffff888099338000 RCX: ffffffff8363adca [ 49.314660][ T6744] RDX: 0000000000000005 RSI: ffffffff8363add8 RDI: 0000000000000028 [ 49.322628][ T6744] RBP: 1ffff92000918e8b R08: ffff8880a209a300 R09: fffffbfff155a0ca [ 49.330595][ T6744] R10: ffffffff8aad064f R11: fffffbfff155a0c9 R12: ffff8880a3880fea [ 49.338587][ T6744] R13: ffff8880a3880000 R14: 0000000000001a58 R15: 0000000000000000 [ 49.346554][ T6744] FS: 00007f9b9bb5f8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 49.355652][ T6744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.362229][ T6744] CR2: 00005570f233a8f5 CR3: 00000000a65c7000 CR4: 00000000001406e0 [ 49.370211][ T6744] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.378178][ T6744] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.386141][ T6744] Call Trace: [ 49.389435][ T6744] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 49.395242][ T6744] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 49.401049][ T6744] ? __kmalloc+0x62f/0x7a0 [ 49.405467][ T6744] ? tomoyo_realpath_from_path+0xc2/0x620 [ 49.411190][ T6744] ? lock_release+0x800/0x800 [ 49.415865][ T6744] ? __lock_acquire+0x2018/0x3f20 [ 49.420905][ T6744] tomoyo_realpath_from_path+0x393/0x620 [ 49.426545][ T6744] tomoyo_path_number_perm+0x1c2/0x4d0 [ 49.432000][ T6744] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 49.437629][ T6744] ? tomoyo_execute_permission+0x470/0x470 [ 49.443463][ T6744] ? d_alloc_parallel+0x785/0x1b10 [ 49.448581][ T6744] ? d_alloc_parallel+0x9ea/0x1b10 [ 49.453720][ T6744] ? rcu_read_lock_held_common+0x130/0x130 [ 49.459530][ T6744] ? print_usage_bug+0x240/0x240 [ 49.464464][ T6744] tomoyo_path_mknod+0x10d/0x190 [ 49.469396][ T6744] ? tomoyo_path_chown+0x1b0/0x1b0 [ 49.474506][ T6744] ? mark_held_locks+0x9f/0xe0 [ 49.479263][ T6744] ? d_lookup+0xec/0x250 [ 49.483515][ T6744] security_path_mknod+0x116/0x180 [ 49.488626][ T6744] lookup_open+0x5ae/0x1320 [ 49.493129][ T6744] ? page_put_link+0x210/0x210 [ 49.497899][ T6744] ? preempt_count_add+0x74/0x140 [ 49.502921][ T6744] ? __mnt_want_write+0x1da/0x2c0 [ 49.507944][ T6744] path_openat+0x93c/0x27f0 [ 49.512451][ T6744] ? path_lookupat.isra.0+0x530/0x530 [ 49.517816][ T6744] ? up_read+0x1a8/0x750 [ 49.522052][ T6744] ? mark_held_locks+0xe0/0xe0 [ 49.526812][ T6744] ? down_read_nested+0x430/0x430 [ 49.531837][ T6744] do_filp_open+0x192/0x260 [ 49.536341][ T6744] ? may_open_dev+0xf0/0xf0 [ 49.540843][ T6744] ? simple_attr_release+0x40/0x40 [ 49.545956][ T6744] ? _raw_spin_unlock+0x24/0x40 [ 49.550800][ T6744] ? __alloc_fd+0x46d/0x600 [ 49.555302][ T6744] do_sys_openat2+0x585/0x7d0 [ 49.559976][ T6744] ? file_open_root+0x400/0x400 [ 49.564821][ T6744] ? up_read+0x1a8/0x750 [ 49.569058][ T6744] do_sys_open+0xc3/0x140 [ 49.573382][ T6744] ? filp_open+0x70/0x70 [ 49.577620][ T6744] ? handle_mm_fault+0x29e/0x660 [ 49.582557][ T6744] ? trace_hardirqs_off_caller+0x55/0x230 [ 49.588280][ T6744] do_syscall_64+0xf6/0x7d0 [ 49.592788][ T6744] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.598679][ T6744] RIP: 0033:0x7f9b99cc86f0 [ 49.603088][ T6744] 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 [ 49.622686][ T6744] RSP: 002b:00007fff33923858 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 49.631100][ T6744] RAX: ffffffffffffffda RBX: 00005570f4442320 RCX: 00007f9b99cc86f0 [ 49.639071][ T6744] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 00005570f233a8f5 [ 49.647036][ T6744] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 49.655002][ T6744] R10: 0000000000000240 R11: 0000000000000246 R12: 00005570f230b51e [ 49.662970][ T6744] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 49.670939][ T6744] Modules linked in: [ 49.838671][ T6744] ---[ end trace 6a770a16563e901f ]--- [ 49.846045][ T6744] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 49.852128][ T6744] 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 [ 50.031811][ T6744] RSP: 0018:ffffc900048c7450 EFLAGS: 00010206 [ 50.031824][ T6744] RAX: dffffc0000000000 RBX: ffff888099338000 RCX: ffffffff8363adca [ 50.031833][ T6744] RDX: 0000000000000005 RSI: ffffffff8363add8 RDI: 0000000000000028 [ 50.031842][ T6744] RBP: 1ffff92000918e8b R08: ffff8880a209a300 R09: fffffbfff155a0ca [ 50.031851][ T6744] R10: ffffffff8aad064f R11: fffffbfff155a0c9 R12: ffff8880a3880fea [ 50.031859][ T6744] R13: ffff8880a3880000 R14: 0000000000001a58 R15: 0000000000000000 [ 50.031871][ T6744] FS: 00007f9b9bb5f8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 50.031880][ T6744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.031888][ T6744] CR2: 00005619dd4f9fb8 CR3: 00000000a65c7000 CR4: 00000000001406e0 [ 50.031900][ T6744] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.031909][ T6744] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.031917][ T6744] Kernel panic - not syncing: Fatal exception [ 50.033343][ T6744] Kernel Offset: disabled