[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200429-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000004][ T0] kvm-clock: using sched offset of 2893031957 cycles [ 0.000876][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004552][ T0] tsc: Detected 2300.000 MHz processor [ 0.007097][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008136][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009173][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016474][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017532][ T0] check: Scanning 1 areas for low memory corruption [ 0.018589][ T0] Using GB pages for direct mapping [ 0.021778][ T0] ACPI: Early table checksum verification disabled [ 0.023728][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.024649][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025941][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.027245][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028537][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029434][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.030160][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.031417][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032751][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.034095][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035761][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.036509][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.037350][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.038236][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.039252][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.040236][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.041798][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.043449][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.044551][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.046145][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.047986][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.100714][ T0] Zone ranges: [ 0.101259][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.102220][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.103258][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.104382][ T0] Device empty [ 0.104892][ T0] Movable zone start for each node [ 0.105625][ T0] Early memory node ranges [ 0.106227][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.107225][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.108178][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.109230][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.110232][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.110238][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.141613][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.585438][ T0] kasan: KernelAddressSanitizer initialized [ 0.586740][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.587425][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.588535][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.589695][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.590770][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.592892][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.593937][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.594996][ T0] Using ACPI (MADT) for SMP configuration information [ 0.596018][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.597163][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.598351][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.599551][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.600886][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.602259][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.603415][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.604611][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.606165][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.607111][ T0] Booting paravirtualized kernel on KVM [ 0.607965][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.662669][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.665013][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.667028][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.668156][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.669288][ T0] Policy zone: Normal [ 0.669914][ 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 [ 0.682757][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.474973][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17323K rwdata, 21704K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.483743][ T0] Running RCU self tests [ 1.484534][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.485395][ T0] rcu: RCU lockdep checking is enabled. [ 1.486387][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.487454][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.488526][ T0] Trampoline variant of Tasks RCU enabled. [ 1.489340][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.490446][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.499345][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.501012][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.505231][ T0] Console: colour VGA+ 80x25 [ 1.507225][ T0] printk: console [ttyS0] enabled [ 1.507225][ T0] printk: console [ttyS0] enabled [ 1.508694][ T0] printk: bootconsole [earlyser0] disabled [ 1.508694][ T0] printk: bootconsole [earlyser0] disabled [ 1.510353][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.511761][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.512489][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.513209][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.513904][ T0] ... CLASSHASH_SIZE: 4096 [ 1.514778][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.515618][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.516388][ T0] ... CHAINHASH_SIZE: 32768 [ 1.517123][ T0] memory used by lock dependency info: 6301 kB [ 1.518072][ T0] memory used for stack traces: 4224 kB [ 1.518917][ T0] per task-struct memory footprint: 1920 bytes [ 1.520091][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.521816][ T0] ACPI: Core revision 20200326 [ 1.524502][ T0] APIC: Switch to symmetric I/O mode setup [ 1.526060][ T0] x2apic enabled [ 1.528154][ T0] Switched APIC routing to physical x2apic. [ 1.532424][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.533571][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.535251][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.536535][ T0] pid_max: default: 32768 minimum: 301 [ 1.538711][ T0] LSM: Security Framework initializing [ 1.539484][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.540686][ T0] Yama: becoming mindful. [ 1.541593][ T0] TOMOYO Linux initialized [ 1.543425][ T0] AppArmor: AppArmor initialized [ 1.552228][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.557122][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.558920][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.560305][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.565627][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.566845][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.567905][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.569224][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.569258][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.571960][ T0] MDS: Mitigation: Clear CPU buffers [ 1.574591][ T0] Freeing SMP alternatives memory: 96K [ 1.698077][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.701019][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.702731][ T1] rcu: Hierarchical SRCU implementation. [ 1.704058][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.705242][ T1] smp: Bringing up secondary CPUs ... [ 1.709673][ T1] x86: Booting SMP configuration: [ 1.710443][ T1] .... node #0, CPUs: #1 [ 0.024388][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.713113][ 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. [ 1.715412][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.716142][ T1] smpboot: Max logical packages: 1 [ 1.716829][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.719772][ T1] devtmpfs: initialized [ 1.719772][ T1] x86/mm: Memory block size: 128MB [ 1.749201][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.749201][ T22] kworker/u4:0 (22) used greatest stack depth: 25968 bytes left [ 1.749201][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.756445][ T1] xor: automatically using best checksumming function avx [ 1.758604][ T1] PM: RTC time: 13:28:39, date: 2020-04-29 [ 1.759490][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.759494][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.763005][ T1] NET: Registered protocol family 16 [ 1.768880][ T1] audit: initializing netlink subsys (disabled) [ 1.770078][ T26] audit: type=2000 audit(1588166919.620:1): state=initialized audit_enabled=0 res=1 [ 1.775913][ T1] cpuidle: using governor menu [ 1.778920][ T1] ACPI: bus type PCI registered [ 1.781137][ T1] dca service started, version 1.12.1 [ 1.782078][ T1] PCI: Using configuration type 1 for base access [ 2.309650][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.311208][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.311208][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.326917][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.525286][ T1] raid6: avx2x4 gen() 9741 MB/s [ 2.695323][ T1] raid6: avx2x4 xor() 5882 MB/s [ 2.865272][ T1] raid6: avx2x2 gen() 7305 MB/s [ 3.027413][ T1] raid6: avx2x2 xor() 3601 MB/s [ 3.197415][ T1] raid6: avx2x1 gen() 4857 MB/s [ 3.367410][ T1] raid6: avx2x1 xor() 1902 MB/s [ 3.537412][ T1] raid6: sse2x4 gen() 5905 MB/s [ 3.715290][ T1] raid6: sse2x4 xor() 3189 MB/s [ 3.885268][ T1] raid6: sse2x2 gen() 3741 MB/s [ 4.055260][ T1] raid6: sse2x2 xor() 1827 MB/s [ 4.225269][ T1] raid6: sse2x1 gen() 2517 MB/s [ 4.395267][ T1] raid6: sse2x1 xor() 961 MB/s [ 4.396040][ T1] raid6: using algorithm avx2x4 gen() 9741 MB/s [ 4.397002][ T1] raid6: .... xor() 5882 MB/s, rmw enabled [ 4.397876][ T1] raid6: using avx2x2 recovery algorithm [ 4.400073][ T1] ACPI: Added _OSI(Module Device) [ 4.401029][ T1] ACPI: Added _OSI(Processor Device) [ 4.401797][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.402607][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.403547][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.404303][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.405137][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.459386][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.512942][ T1] ACPI: Interpreter enabled [ 4.513959][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.514752][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.515576][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.519710][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.621420][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.622683][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.624481][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.630896][ T1] PCI host bridge to bus 0000:00 [ 4.631945][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.633225][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.635396][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.637116][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.638373][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.639597][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.640701][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.647660][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.667850][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.684958][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.688879][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.696365][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.701141][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.717554][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.724465][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.729346][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.746188][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.752890][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.757135][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.799205][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.803978][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.807046][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.811281][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.815353][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.825612][ T1] iommu: Default domain type: Translated [ 4.827669][ T1] vgaarb: loaded [ 4.832682][ T1] SCSI subsystem initialized [ 4.836670][ T1] ACPI: bus type USB registered [ 4.838079][ T1] usbcore: registered new interface driver usbfs [ 4.839412][ T1] usbcore: registered new interface driver hub [ 4.841884][ T1] usbcore: registered new device driver usb [ 4.844111][ T1] mc: Linux media interface: v0.10 [ 4.845125][ T1] videodev: Linux video capture interface: v2.00 [ 4.849805][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.850708][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.852339][ T1] PTP clock support registered [ 4.855647][ T1] EDAC MC: Ver: 3.0.0 [ 4.856982][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.857952][ T1] PCI: Using ACPI for IRQ routing [ 4.860114][ T1] Bluetooth: Core ver 2.22 [ 4.865715][ T1] NET: Registered protocol family 31 [ 4.865715][ T1] Bluetooth: HCI device and connection manager initialized [ 4.865715][ T1] Bluetooth: HCI socket layer initialized [ 4.865715][ T1] Bluetooth: L2CAP socket layer initialized [ 4.865715][ T1] Bluetooth: SCO socket layer initialized [ 4.865715][ T1] NET: Registered protocol family 8 [ 4.865715][ T1] NET: Registered protocol family 20 [ 4.865715][ T1] NetLabel: Initializing [ 4.865715][ T1] NetLabel: domain hash size = 128 [ 4.865997][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.867295][ T1] NetLabel: unlabeled traffic allowed by default [ 4.876341][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.877363][ T1] NET: Registered protocol family 39 [ 4.878181][ T1] clocksource: Switched to clocksource kvm-clock [ 7.585912][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.587304][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.589172][ T1] FS-Cache: Loaded [ 7.591144][ T1] CacheFiles: Loaded [ 7.592023][ T1] TOMOYO: 2.6.0 [ 7.592598][ T1] Mandatory Access Control activated. [ 7.595031][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.596384][ T1] pnp: PnP ACPI init [ 7.609869][ T1] pnp: PnP ACPI: found 7 devices [ 7.663100][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.664626][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.666389][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.667440][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.668579][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.671338][ T1] NET: Registered protocol family 2 [ 7.674912][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.677185][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.684640][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.691118][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.693904][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.696555][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.698464][ T1] [ 7.698930][ T1] ============================= [ 7.699743][ T1] WARNING: suspicious RCU usage [ 7.700769][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 7.701739][ T1] ----------------------------- [ 7.702484][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.703657][ T1] [ 7.703657][ T1] other info that might help us debug this: [ 7.703657][ T1] [ 7.705655][ T1] [ 7.705655][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.706825][ T1] 1 lock held by swapper/0/1: [ 7.707504][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.709557][ T1] [ 7.709557][ T1] stack backtrace: [ 7.710831][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 7.712119][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.713611][ T1] Call Trace: [ 7.714073][ T1] dump_stack+0x18f/0x20d [ 7.714787][ T1] ipmr_get_table+0x130/0x160 [ 7.715372][ T1] ipmr_net_init+0x133/0x430 [ 7.715372][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.715372][ T1] ops_init+0xaf/0x420 [ 7.715372][ T1] register_pernet_operations+0x346/0x840 [ 7.715372][ T1] ? setup_net+0x860/0x860 [ 7.715372][ T1] ? down_write_killable+0x170/0x170 [ 7.715372][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.715372][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.715372][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.715372][ T1] register_pernet_subsys+0x25/0x40 [ 7.715372][ T1] ip_mr_init+0x36/0x168 [ 7.715372][ T1] inet_init+0x298/0x424 [ 7.715372][ T1] do_one_initcall+0x10a/0x7d0 [ 7.715372][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.715372][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.715372][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.715372][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.715372][ T1] kernel_init_freeable+0x501/0x5ae [ 7.715372][ T1] ? rest_init+0x365/0x365 [ 7.715372][ T1] kernel_init+0xd/0x1bb [ 7.715372][ T1] ret_from_fork+0x24/0x30 [ 7.732596][ T1] NET: Registered protocol family 1 [ 7.735259][ T1] RPC: Registered named UNIX socket transport module. [ 7.736448][ T1] RPC: Registered udp transport module. [ 7.737310][ T1] RPC: Registered tcp transport module. [ 7.738440][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.741099][ T1] NET: Registered protocol family 44 [ 7.742003][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.743068][ T1] PCI: CLS 0 bytes, default 64 [ 7.747994][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.749088][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.753355][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.757515][ T1] kvm: already loaded the other module [ 7.758634][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.760175][ T1] clocksource: Switched to clocksource tsc [ 7.761209][ T1] mce: Machine check injector initialized [ 7.766038][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.826942][ T1] Initialise system trusted keyrings [ 7.828722][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.830259][ T1] zbud: loaded [ 7.838857][ T1] DLM installed [ 7.842007][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.846600][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.848902][ T1] NFS: Registering the id_resolver key type [ 7.849789][ T1] Key type id_resolver registered [ 7.850525][ T1] Key type id_legacy registered [ 7.851226][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.852396][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.859181][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.861286][ T1] Key type cifs.spnego registered [ 7.862085][ T1] Key type cifs.idmap registered [ 7.862781][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.864436][ T1] fuse: init (API version 7.31) [ 7.867691][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.879147][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.884639][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.885826][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.887344][ T1] ocfs2: Registered cluster interface o2cb [ 7.888540][ T1] ocfs2: Registered cluster interface user [ 7.889827][ T1] OCFS2 User DLM kernel interface loaded [ 7.899125][ T1] gfs2: GFS2 installed [ 7.902765][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.903711][ T1] ceph: loaded (mds proto 32) [ 7.916525][ T1] NET: Registered protocol family 38 [ 7.917775][ T1] async_tx: api initialized (async) [ 7.918543][ T1] Key type asymmetric registered [ 7.919300][ T1] Asymmetric key parser 'x509' registered [ 7.920146][ T1] Asymmetric key parser 'pkcs8' registered [ 7.921127][ T1] Key type pkcs7_test registered [ 7.921944][ T1] Asymmetric key parser 'tpm_parser' registered [ 7.923004][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 7.924804][ T1] io scheduler mq-deadline registered [ 7.925914][ T1] io scheduler kyber registered [ 7.926920][ T1] io scheduler bfq registered [ 7.939331][ T1] hgafb: HGA card not detected. [ 7.940320][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 7.941677][ T1] usbcore: registered new interface driver udlfb [ 7.944591][ T1] uvesafb: failed to execute /sbin/v86d [ 7.945517][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 7.946705][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 7.947834][ T1] uvesafb: vbe_init() failed with -22 [ 7.948777][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 7.950466][ T1] vga16fb: mapped to 0x00000000cdc32cb7 [ 8.015998][ T1] Console: switching to colour frame buffer device 80x30 [ 8.300563][ T1] fb0: VGA16 VGA frame buffer device [ 8.303267][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.316058][ T1] ACPI: Power Button [PWRF] [ 8.317710][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.319329][ T1] ACPI: Sleep Button [SLPF] [ 8.325977][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.341371][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.342567][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.358588][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.359799][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.377021][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.378259][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.666611][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.668128][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.669765][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.674881][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.683116][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.690726][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.698311][ T1] Cyclades driver 2.6 [ 8.699768][ T1] Initializing Nozomi driver 2.1d [ 8.701988][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.703224][ T1] No rocketport ports found; unloading driver [ 8.706510][ T1] Non-volatile memory driver v1.3 [ 8.708224][ T1] Linux agpgart interface v0.103 [ 8.716796][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.718374][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.723097][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.724434][ T1] usbcore: registered new interface driver udl [ 8.772665][ T1] brd: module loaded [ 8.808535][ T1] loop: module loaded [ 8.962201][ T1] zram: Added device: zram0 [ 8.968997][ T1] null_blk: module loaded [ 8.976662][ T1] nfcsim 0.2 initialized [ 8.980162][ T1] Loading iSCSI transport class v2.0-870. [ 9.004817][ T1] scsi host0: Virtio SCSI HBA [ 9.049133][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.054201][ T39] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.087890][ T1] slram: not enough parameters. [ 9.104752][ T1] ftl_cs: FTL header not found. [ 9.169750][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.171381][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.172911][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.187120][ T1] MACsec IEEE 802.1AE [ 9.189216][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.241163][ T1] vcan: Virtual CAN interface driver [ 9.242238][ T1] vxcan: Virtual CAN Tunnel driver [ 9.243147][ T1] slcan: serial line CAN interface driver [ 9.244707][ T1] slcan: 10 dynamic interface channels. [ 9.245677][ T1] CAN device driver interface [ 9.247726][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.248824][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.250515][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.251858][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.253832][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.255015][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.259914][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.261129][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.262311][ T1] AX.25: bpqether driver version 004 [ 9.263673][ T1] PPP generic driver version 2.4.2 [ 9.266263][ T1] PPP BSD Compression module registered [ 9.267270][ T1] PPP Deflate Compression module registered [ 9.268297][ T1] PPP MPPE Compression module registered [ 9.269477][ T1] NET: Registered protocol family 24 [ 9.270503][ T1] PPTP driver version 0.8.5 [ 9.271974][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.273615][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.275241][ T1] SLIP linefill/keepalive option. [ 9.276510][ T1] hdlc: HDLC support module revision 1.22 [ 9.277525][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.278879][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.280130][ T1] LAPB Ethernet driver version 0.02 [ 9.281654][ T1] usbcore: registered new interface driver rndis_wlan [ 9.283497][ T1] mac80211_hwsim: initializing netlink [ 9.317945][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.329566][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.345057][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.347775][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.349479][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.353333][ T1] usbcore: registered new interface driver pegasus [ 9.354757][ T1] usbcore: registered new interface driver rtl8150 [ 9.356298][ T1] usbcore: registered new interface driver r8152 [ 9.357483][ T1] usbcore: registered new interface driver asix [ 9.358662][ T1] usbcore: registered new interface driver ax88179_178a [ 9.359959][ T1] usbcore: registered new interface driver cdc_ether [ 9.363028][ T1] usbcore: registered new interface driver dm9601 [ 9.364759][ T1] usbcore: registered new interface driver smsc75xx [ 9.366504][ T1] usbcore: registered new interface driver smsc95xx [ 9.367668][ T1] usbcore: registered new interface driver net1080 [ 9.368842][ T1] usbcore: registered new interface driver rndis_host [ 9.370054][ T1] usbcore: registered new interface driver cdc_subset [ 9.371411][ T1] usbcore: registered new interface driver zaurus [ 9.372928][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.374597][ T1] usbcore: registered new interface driver cdc_ncm [ 9.378349][ T1] usbcore: registered new interface driver cdc_mbim [ 9.384330][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.398591][ T1] aoe: AoE v85 initialised. [ 9.402830][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.404367][ T1] ehci-pci: EHCI PCI platform driver [ 9.406352][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.407538][ T1] ohci-pci: OHCI PCI platform driver [ 9.408748][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.411178][ T1] usbcore: registered new interface driver cdc_acm [ 9.412477][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.416314][ T1] usbcore: registered new interface driver usblp [ 9.417727][ T1] usbcore: registered new interface driver cdc_wdm [ 9.420458][ T1] usbcore: registered new interface driver uas [ 9.421905][ T1] usbcore: registered new interface driver usb-storage [ 9.423309][ T1] usbcore: registered new interface driver ums-realtek [ 9.424875][ T1] usbcore: registered new interface driver usbserial_generic [ 9.428335][ T1] usbserial: USB Serial support registered for generic [ 9.430469][ T1] usbcore: registered new interface driver ch341 [ 9.431638][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.432897][ T1] usbcore: registered new interface driver cp210x [ 9.434219][ T1] usbserial: USB Serial support registered for cp210x [ 9.439743][ T1] usbcore: registered new interface driver ftdi_sio [ 9.441347][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.442765][ T1] usbcore: registered new interface driver keyspan [ 9.443959][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.449375][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.450879][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.452544][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.454821][ T1] usbcore: registered new interface driver option [ 9.457878][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.459432][ T1] usbcore: registered new interface driver oti6858 [ 9.460733][ T1] usbserial: USB Serial support registered for oti6858 [ 9.462044][ T1] usbcore: registered new interface driver pl2303 [ 9.463561][ T1] usbserial: USB Serial support registered for pl2303 [ 9.465091][ T1] usbcore: registered new interface driver qcserial [ 9.466498][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.469708][ T1] usbcore: registered new interface driver sierra [ 9.470998][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.472898][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.474263][ T1] usbserial: USB Serial support registered for carelink [ 9.475935][ T1] usbserial: USB Serial support registered for zio [ 9.477214][ T1] usbserial: USB Serial support registered for funsoft [ 9.478911][ T1] usbserial: USB Serial support registered for flashloader [ 9.480585][ T1] usbserial: USB Serial support registered for google [ 9.481833][ T1] usbserial: USB Serial support registered for libtransistor [ 9.483850][ T1] usbserial: USB Serial support registered for vivopay [ 9.485186][ T1] usbserial: USB Serial support registered for moto_modem [ 9.487769][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.489705][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.491057][ T1] usbserial: USB Serial support registered for hp4x [ 9.492560][ T1] usbserial: USB Serial support registered for suunto [ 9.495804][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.499196][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.502041][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.505197][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.510162][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.512240][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.513582][ T1] usb usb1: Product: Dummy host controller [ 9.514523][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.516266][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.521482][ T1] hub 1-0:1.0: USB hub found [ 9.522940][ T1] hub 1-0:1.0: 1 port detected [ 9.530069][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.531479][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.533912][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.536564][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.538029][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.539299][ T1] usb usb2: Product: Dummy host controller [ 9.540714][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.542235][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.545971][ T1] hub 2-0:1.0: USB hub found [ 9.547276][ T1] hub 2-0:1.0: 1 port detected [ 9.548562][ C1] random: fast init done [ 9.552875][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.554440][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.557488][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.560017][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.561458][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.563700][ T1] usb usb3: Product: Dummy host controller [ 9.565000][ T39] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.566249][ T240] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.566496][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.567483][ T240] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.568624][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.570393][ T240] sd 0:0:1:0: [sda] Write Protect is off [ 9.571963][ T240] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.574781][ T1] hub 3-0:1.0: USB hub found [ 9.576380][ T1] hub 3-0:1.0: 1 port detected [ 9.580264][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.584629][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.587075][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.589343][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.591759][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.591847][ T240] sda: sda1 [ 9.593082][ T1] usb usb4: Product: Dummy host controller [ 9.594469][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.596731][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.600435][ T1] hub 4-0:1.0: USB hub found [ 9.601533][ T1] hub 4-0:1.0: 1 port detected [ 9.604886][ T240] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.605851][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.605925][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.609424][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.611469][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.612792][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.613937][ T1] usb usb5: Product: Dummy host controller [ 9.614727][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.617098][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.619801][ T1] hub 5-0:1.0: USB hub found [ 9.620651][ T1] hub 5-0:1.0: 1 port detected [ 9.623560][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.624813][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.626707][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.628599][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.629859][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.631065][ T1] usb usb6: Product: Dummy host controller [ 9.631917][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.633098][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.636843][ T1] hub 6-0:1.0: USB hub found [ 9.637758][ T1] hub 6-0:1.0: 1 port detected [ 9.640742][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.641931][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.643435][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.645863][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.647206][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.648349][ T1] usb usb7: Product: Dummy host controller [ 9.649144][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.650318][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.652842][ T1] hub 7-0:1.0: USB hub found [ 9.653704][ T1] hub 7-0:1.0: 1 port detected [ 9.656969][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.658299][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.659781][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.662153][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.663421][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.664743][ T1] usb usb8: Product: Dummy host controller [ 9.666207][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.667369][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.669957][ T1] hub 8-0:1.0: USB hub found [ 9.671825][ T1] hub 8-0:1.0: 1 port detected [ 9.686737][ T1] using random self ethernet address [ 9.687668][ T1] using random host ethernet address [ 9.689563][ T1] Mass Storage Function, version: 2009/09/11 [ 9.690508][ T1] LUN: removable file: (no medium) [ 9.692078][ T1] no file given for LUN0 [ 9.692766][ T1] printk: console [ttyGS0] disabled [ 9.696503][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.698730][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.700455][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.702224][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.703749][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.704996][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.707049][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.708253][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.709461][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.712149][ T1] hub 9-0:1.0: USB hub found [ 9.713121][ T1] hub 9-0:1.0: 8 ports detected [ 9.719043][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.720738][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.722313][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.724250][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.727454][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.728788][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.729857][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.731068][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.733791][ T1] hub 10-0:1.0: USB hub found [ 9.734700][ T1] hub 10-0:1.0: 8 ports detected [ 9.741353][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.743758][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.746345][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.747745][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.748868][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.749777][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.751107][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.753654][ T1] hub 11-0:1.0: USB hub found [ 9.754530][ T1] hub 11-0:1.0: 8 ports detected [ 9.760052][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.761590][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.763092][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.764882][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.766442][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.767729][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.768687][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.770087][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.772744][ T1] hub 12-0:1.0: USB hub found [ 9.773848][ T1] hub 12-0:1.0: 8 ports detected [ 9.780762][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.782369][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.784219][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.786219][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.787387][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 9.788290][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.789485][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 9.792255][ T1] hub 13-0:1.0: USB hub found [ 9.793246][ T1] hub 13-0:1.0: 8 ports detected [ 9.798658][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.800441][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 9.802234][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.804138][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.805481][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.806717][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 9.807696][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.808985][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 9.811676][ T1] hub 14-0:1.0: USB hub found [ 9.813623][ T1] hub 14-0:1.0: 8 ports detected [ 9.820069][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.821701][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 9.823532][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.824835][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.826823][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 9.827738][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.828897][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 9.831398][ T1] hub 15-0:1.0: USB hub found [ 9.832239][ T1] hub 15-0:1.0: 8 ports detected [ 9.838677][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.840479][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 9.841959][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.844175][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.847295][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.848540][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 9.849656][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.850894][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 9.853647][ T1] hub 16-0:1.0: USB hub found [ 9.854690][ T1] hub 16-0:1.0: 8 ports detected [ 9.860914][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 9.862600][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 9.864528][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.866700][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.867929][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 9.868880][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.870103][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 9.872690][ T1] hub 17-0:1.0: USB hub found [ 9.873580][ T1] hub 17-0:1.0: 8 ports detected [ 9.878896][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 9.880464][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 9.881937][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.883749][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.884977][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.887534][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 9.888461][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.889636][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 9.892196][ T1] hub 18-0:1.0: USB hub found [ 9.893096][ T1] hub 18-0:1.0: 8 ports detected [ 9.900232][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 9.901811][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 9.903793][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.905082][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.907271][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 9.908262][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.909516][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 9.912117][ T1] hub 19-0:1.0: USB hub found [ 9.913054][ T1] hub 19-0:1.0: 8 ports detected [ 9.918472][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 9.920099][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 9.921896][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.923821][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.925139][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.927707][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 9.928622][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.929823][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 9.932451][ T1] hub 20-0:1.0: USB hub found [ 9.933401][ T1] hub 20-0:1.0: 8 ports detected [ 9.939589][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 9.941167][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 9.943036][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.944353][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.946717][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 9.947752][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.949003][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 9.951613][ T1] hub 21-0:1.0: USB hub found [ 9.952529][ T1] hub 21-0:1.0: 8 ports detected [ 9.958067][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 9.959671][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 9.961107][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.963047][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.964567][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.967021][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 9.967971][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.969189][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 9.971842][ T1] hub 22-0:1.0: USB hub found [ 9.972701][ T1] hub 22-0:1.0: 8 ports detected [ 9.979038][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 9.980909][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 9.982758][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.984016][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.986602][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 9.987779][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 9.989018][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 9.991562][ T1] hub 23-0:1.0: USB hub found [ 9.992570][ T1] hub 23-0:1.0: 8 ports detected [ 9.997908][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 9.999597][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.001099][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.003106][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.004334][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.006884][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.007863][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.009022][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.011553][ T1] hub 24-0:1.0: USB hub found [ 10.012431][ T1] hub 24-0:1.0: 8 ports detected [ 10.019402][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.021090][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.022911][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.024172][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.026381][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.027450][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.028613][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.031354][ T1] hub 25-0:1.0: USB hub found [ 10.032201][ T1] hub 25-0:1.0: 8 ports detected [ 10.037907][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.039613][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.041662][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.043632][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.044954][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.047389][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.048411][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.049759][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.052383][ T1] hub 26-0:1.0: USB hub found [ 10.053345][ T1] hub 26-0:1.0: 8 ports detected [ 10.059718][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.061437][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.063314][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.064624][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.066705][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.067684][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.068918][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.071581][ T1] hub 27-0:1.0: USB hub found [ 10.072467][ T1] hub 27-0:1.0: 8 ports detected [ 10.078227][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.079876][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.081316][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.083165][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.084770][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.087190][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.088281][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.089566][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.092206][ T1] hub 28-0:1.0: USB hub found [ 10.093110][ T1] hub 28-0:1.0: 8 ports detected [ 10.099509][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.101426][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.103374][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.104609][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.106725][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.107710][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.108916][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.111485][ T1] hub 29-0:1.0: USB hub found [ 10.112491][ T1] hub 29-0:1.0: 8 ports detected [ 10.117882][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.119620][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.121214][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.123259][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.126870][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.128182][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.130748][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.131931][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.134775][ T1] hub 30-0:1.0: USB hub found [ 10.135850][ T1] hub 30-0:1.0: 8 ports detected [ 10.142279][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.143938][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.147030][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.148460][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.149573][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.150478][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.151696][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.154362][ T1] hub 31-0:1.0: USB hub found [ 10.155409][ T1] hub 31-0:1.0: 8 ports detected [ 10.160697][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.162280][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.163825][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.167523][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.168936][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.170218][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.171179][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.172324][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.174931][ T1] hub 32-0:1.0: USB hub found [ 10.176097][ T1] hub 32-0:1.0: 8 ports detected [ 10.182996][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.184731][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.187401][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.188730][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.189861][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.190830][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.192301][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.194895][ T1] hub 33-0:1.0: USB hub found [ 10.195869][ T1] hub 33-0:1.0: 8 ports detected [ 10.201286][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.203084][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.204587][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.207663][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.208923][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.210053][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.210954][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.212116][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.214712][ T1] hub 34-0:1.0: USB hub found [ 10.215651][ T1] hub 34-0:1.0: 8 ports detected [ 10.222162][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.223790][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.227163][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.228708][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.229893][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.230784][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.232159][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.234757][ T1] hub 35-0:1.0: USB hub found [ 10.235727][ T1] hub 35-0:1.0: 8 ports detected [ 10.241221][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.242803][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.244254][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.247483][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.248744][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.249879][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.250957][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.252339][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.254864][ T1] hub 36-0:1.0: USB hub found [ 10.255910][ T1] hub 36-0:1.0: 8 ports detected [ 10.262671][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.264317][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.267455][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.268784][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.270104][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.271888][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.273158][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.275821][ T1] hub 37-0:1.0: USB hub found [ 10.276771][ T1] hub 37-0:1.0: 8 ports detected [ 10.282075][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.283620][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.286817][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.288735][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.291164][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.292260][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.293187][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.294330][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.297050][ T1] hub 38-0:1.0: USB hub found [ 10.297984][ T1] hub 38-0:1.0: 8 ports detected [ 10.304322][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.306572][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.308660][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.310097][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.311229][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.312193][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.313394][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.316434][ T1] hub 39-0:1.0: USB hub found [ 10.317654][ T1] hub 39-0:1.0: 8 ports detected [ 10.324760][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.334774][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.337214][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.340007][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.341927][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.343867][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.346922][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.348873][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.351703][ T1] hub 40-0:1.0: USB hub found [ 10.353343][ T1] hub 40-0:1.0: 8 ports detected [ 10.361108][ T1] usbcore: registered new device driver usbip-host [ 10.367360][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.370088][ T1] i8042: Warning: Keylock active [ 10.372481][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.376299][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.439172][ T1] mousedev: PS/2 mouse device common for all mice [ 10.448269][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.454810][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.456246][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.458088][ T1] i2c /dev entries driver [ 10.462350][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.467117][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.469152][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.470847][ T1] IR NEC protocol handler initialized [ 10.471944][ T1] IR RC5(x/sz) protocol handler initialized [ 10.473457][ T1] IR RC6 protocol handler initialized [ 10.474392][ T1] IR JVC protocol handler initialized [ 10.476029][ T1] IR Sony protocol handler initialized [ 10.477417][ T1] IR SANYO protocol handler initialized [ 10.479200][ T1] IR Sharp protocol handler initialized [ 10.480346][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.481699][ T1] IR XMP protocol handler initialized [ 10.483463][ T1] usbcore: registered new interface driver uvcvideo [ 10.484982][ T1] USB Video Class driver (1.1.1) [ 10.486024][ T1] gspca_main: v2.14.0 registered [ 10.504350][ T1] vivid-000: using single planar format API [ 10.520662][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.523245][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.525059][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.527491][ T1] vivid-000: V4L2 output device registered as video4 [ 10.528994][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.532491][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.534396][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.537171][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.539895][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.542031][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.544524][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.546943][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.548821][ T1] vivid-001: using multiplanar format API [ 10.563395][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.566454][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.568508][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.571766][ T1] vivid-001: V4L2 output device registered as video8 [ 10.573185][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.576446][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.578963][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.581274][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.583385][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.584889][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.586861][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.588794][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.590934][ T1] vivid-002: using single planar format API [ 10.606518][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.608546][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.610191][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.611763][ T1] vivid-002: V4L2 output device registered as video12 [ 10.613309][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.616324][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.619219][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.620905][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.623124][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.625390][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.627688][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.629836][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.632588][ T1] vivid-003: using multiplanar format API [ 10.647364][ T2549] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.660077][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.662789][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.665587][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.667907][ T1] vivid-003: V4L2 output device registered as video16 [ 10.670224][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.673619][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.677255][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.679402][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.681745][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.684597][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.689434][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.691852][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.694113][ T1] vivid-004: using single planar format API [ 10.708509][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.710970][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.713415][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.716092][ T1] vivid-004: V4L2 output device registered as video20 [ 10.717816][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.721127][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.724330][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.727073][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.729328][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.731650][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 10.733733][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 10.737351][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 10.739643][ T1] vivid-005: using multiplanar format API [ 10.753828][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 10.758388][ T1] vivid-005: V4L2 capture device registered as video23 [ 10.760200][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 10.762500][ T1] vivid-005: V4L2 output device registered as video24 [ 10.766169][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 10.776834][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 10.779886][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 10.782063][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 10.783789][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 10.786766][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 10.789121][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 10.791450][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 10.793306][ T1] vivid-006: using single planar format API [ 10.808349][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 10.810334][ T1] vivid-006: V4L2 capture device registered as video27 [ 10.812460][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 10.814754][ T1] vivid-006: V4L2 output device registered as video28 [ 10.817025][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 10.819714][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 10.822476][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 10.824087][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 10.826699][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 10.828993][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 10.830933][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 10.832651][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 10.835173][ T1] vivid-007: using multiplanar format API [ 10.849876][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 10.852176][ T1] vivid-007: V4L2 capture device registered as video31 [ 10.854479][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 10.856326][ T1] vivid-007: V4L2 output device registered as video32 [ 10.857800][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 10.859706][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 10.862432][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 10.867829][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 10.869723][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 10.872204][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 10.874607][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 10.877552][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 10.879244][ T1] vivid-008: using single planar format API [ 10.893211][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 10.895133][ T1] vivid-008: V4L2 capture device registered as video35 [ 10.897324][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 10.899790][ T1] vivid-008: V4L2 output device registered as video36 [ 10.901502][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 10.903714][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 10.906048][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 10.908289][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 10.910897][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 10.913824][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 10.916718][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 10.918308][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 10.920560][ T1] vivid-009: using multiplanar format API [ 10.934671][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 10.936746][ T1] vivid-009: V4L2 capture device registered as video39 [ 10.938668][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 10.940753][ T1] vivid-009: V4L2 output device registered as video40 [ 10.943085][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 10.947066][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 10.950113][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 10.952719][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 10.954552][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 10.957219][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 10.960723][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 10.963356][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 10.966388][ T1] vivid-010: using single planar format API [ 10.984869][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 10.987402][ T1] vivid-010: V4L2 capture device registered as video43 [ 10.990968][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 10.993186][ T1] vivid-010: V4L2 output device registered as video44 [ 10.995867][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 10.998181][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.001169][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.004272][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.007098][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.009712][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.011596][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.013354][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.015238][ T1] vivid-011: using multiplanar format API [ 11.029472][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.031358][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.034458][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.036754][ T1] vivid-011: V4L2 output device registered as video48 [ 11.038691][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.040844][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.043988][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.046008][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.048802][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.051360][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.053741][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.056106][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.058614][ T1] vivid-012: using single planar format API [ 11.072433][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.074858][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.079262][ T2549] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.084802][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.087778][ T1] vivid-012: V4L2 output device registered as video52 [ 11.097931][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.100085][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.102751][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.104265][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.106290][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.108251][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.110781][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.113550][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.115950][ T1] vivid-013: using multiplanar format API [ 11.130546][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.134119][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.137157][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.139973][ T1] vivid-013: V4L2 output device registered as video56 [ 11.142113][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.144440][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.147093][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.149084][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.152985][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.154574][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.157110][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.159776][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.161963][ T1] vivid-014: using single planar format API [ 11.177157][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.179644][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.182827][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.184677][ T1] vivid-014: V4L2 output device registered as video60 [ 11.186912][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.188985][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.190953][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.192808][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.194594][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.197970][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.200236][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.202841][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.204969][ T1] vivid-015: using multiplanar format API [ 11.219588][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.222015][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.224033][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.226851][ T1] vivid-015: V4L2 output device registered as video64 [ 11.228768][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.232305][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.234938][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.238625][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.241281][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.243287][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.245883][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.248032][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.251168][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.254924][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.257610][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.261855][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.265564][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.266967][ T1] iTCO_vendor_support: vendor-support=0 [ 11.270725][ T1] device-mapper: uevent: version 1.0.3 [ 11.273737][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.277785][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.279823][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.281524][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.283857][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.288380][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.291333][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.292527][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.293633][ T1] Bluetooth: HCI UART protocol LL registered [ 11.295046][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.297231][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.298944][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.300333][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.302026][ T1] usbcore: registered new interface driver bfusb [ 11.303638][ T1] usbcore: registered new interface driver btusb [ 11.306468][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.307734][ T1] Modular ISDN core version 1.1.29 [ 11.309589][ T1] NET: Registered protocol family 34 [ 11.310657][ T1] DSP module 2.0 [ 11.311572][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.323718][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.325826][ T1] 0 virtual devices registered [ 11.326554][ T1] intel_pstate: CPU model not supported [ 11.331993][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.333641][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.333644][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.336926][ T1] usnic_verbs:usnic_ib_init:667: [ 11.336929][ T1] Unable to initialize umem with err -1 [ 11.340142][ T1] iscsi: registered transport (iser) [ 11.342662][ T1] SoftiWARP attached [ 11.343397][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.345854][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.348203][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.359006][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.397678][ T1] usbcore: registered new interface driver usbhid [ 11.399460][ T1] usbhid: USB HID core driver [ 11.402851][ T1] ashmem: initialized [ 11.532418][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.534515][ T1] drop_monitor: Initializing network drop monitor service [ 11.538006][ T1] NET: Registered protocol family 26 [ 11.539409][ T1] GACT probability on [ 11.540856][ T1] Mirror/redirect action on [ 11.541778][ T1] Simple TC action Loaded [ 11.545016][ T1] netem: version 1.3 [ 11.546550][ T1] u32 classifier [ 11.547137][ T1] Performance counters on [ 11.547857][ T1] input device check on [ 11.548556][ T1] Actions configured [ 11.550974][ T1] nf_conntrack_irc: failed to register helpers [ 11.552204][ T1] nf_conntrack_sane: failed to register helpers [ 11.594380][ T1] nf_conntrack_sip: failed to register helpers [ 11.600619][ T1] xt_time: kernel timezone is -0000 [ 11.602384][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.603662][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.607200][ T1] IPVS: ipvs loaded. [ 11.608341][ T1] IPVS: [rr] scheduler registered. [ 11.609685][ T1] IPVS: [wrr] scheduler registered. [ 11.610788][ T1] IPVS: [lc] scheduler registered. [ 11.612507][ T1] IPVS: [wlc] scheduler registered. [ 11.613777][ T1] IPVS: [fo] scheduler registered. [ 11.614965][ T1] IPVS: [ovf] scheduler registered. [ 11.616740][ T1] IPVS: [lblc] scheduler registered. [ 11.617638][ T1] IPVS: [lblcr] scheduler registered. [ 11.618533][ T1] IPVS: [dh] scheduler registered. [ 11.619830][ T1] IPVS: [sh] scheduler registered. [ 11.620595][ T1] IPVS: [mh] scheduler registered. [ 11.622105][ T1] IPVS: [sed] scheduler registered. [ 11.623646][ T1] IPVS: [nq] scheduler registered. [ 11.626239][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.627390][ T1] IPVS: [sip] pe registered. [ 11.628885][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 11.632330][ T1] gre: GRE over IPv4 demultiplexor driver [ 11.633571][ T1] ip_gre: GRE over IPv4 tunneling driver [ 11.640986][ T1] IPv4 over IPsec tunneling driver [ 11.646821][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 11.648688][ T1] Initializing XFRM netlink socket [ 11.650346][ T1] IPsec XFRM device driver [ 11.652465][ T1] NET: Registered protocol family 10 [ 11.653479][ T1] [ 11.654260][ T1] ============================= [ 11.655065][ T1] WARNING: suspicious RCU usage [ 11.656116][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 11.657654][ T1] ----------------------------- [ 11.658499][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 11.660440][ T1] [ 11.660440][ T1] other info that might help us debug this: [ 11.660440][ T1] [ 11.662771][ T1] [ 11.662771][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 11.665116][ T1] 1 lock held by swapper/0/1: [ 11.667749][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 11.670034][ T1] [ 11.670034][ T1] stack backtrace: [ 11.671172][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 11.673181][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 11.675975][ T1] Call Trace: [ 11.676646][ T1] dump_stack+0x18f/0x20d [ 11.677651][ T1] ip6mr_get_table+0x153/0x180 [ 11.677662][ T1] ip6mr_new_table+0x1b/0x70 [ 11.677662][ T1] ip6mr_net_init+0x133/0x3f0 [ 11.677662][ T1] ? ip6mr_net_exit+0x100/0x100 [ 11.677662][ T1] ops_init+0xaf/0x420 [ 11.677662][ T1] register_pernet_operations+0x346/0x840 [ 11.677662][ T1] ? setup_net+0x860/0x860 [ 11.677662][ T1] ? down_write_killable+0x170/0x170 [ 11.677662][ T1] ? cpus_read_unlock+0xa4/0x140 [ 11.677662][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 11.677662][ T1] ? unix_diag_init+0x11/0x11 [ 11.677662][ T1] register_pernet_subsys+0x25/0x40 [ 11.677662][ T1] ip6_mr_init+0x49/0x152 [ 11.677662][ T1] inet6_init+0x1d7/0x6dc [ 11.677662][ T1] do_one_initcall+0x10a/0x7d0 [ 11.677662][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 11.677662][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 11.677662][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 11.677662][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 11.677662][ T1] kernel_init_freeable+0x501/0x5ae [ 11.677662][ T1] ? rest_init+0x365/0x365 [ 11.677662][ T1] kernel_init+0xd/0x1bb [ 11.677662][ T1] ret_from_fork+0x24/0x30 [ 11.716500][ T1] Segment Routing with IPv6 [ 11.718006][ T1] mip6: Mobile IPv6 [ 11.722775][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 11.728762][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 11.732470][ T1] NET: Registered protocol family 17 [ 11.734584][ T1] NET: Registered protocol family 15 [ 11.736473][ T1] Bridge firewalling registered [ 11.738937][ T1] NET: Registered protocol family 9 [ 11.740112][ T1] X25: Linux Version 0.2 [ 11.771775][ T1] NET: Registered protocol family 6 [ 11.808200][ T1] NET: Registered protocol family 11 [ 11.809766][ T1] NET: Registered protocol family 3 [ 11.811516][ T1] can: controller area network core (rev 20170425 abi 9) [ 11.813583][ T1] NET: Registered protocol family 29 [ 11.814539][ T1] can: raw protocol (rev 20170425) [ 11.817111][ T1] can: broadcast manager protocol (rev 20170425 t) [ 11.818345][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 11.819848][ T1] can: SAE J1939 [ 11.820982][ T1] Bluetooth: RFCOMM TTY layer initialized [ 11.822425][ T1] Bluetooth: RFCOMM socket layer initialized [ 11.824192][ T1] Bluetooth: RFCOMM ver 1.11 [ 11.825205][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 11.826077][ T7] floppy0: no floppy controllers found [ 11.828673][ T7] work still pending [ 11.829163][ T1] Bluetooth: BNEP filters: protocol multicast [ 11.831219][ T1] Bluetooth: BNEP socket layer initialized [ 11.832926][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 11.834548][ T1] Bluetooth: CMTP socket layer initialized [ 11.837405][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 11.839207][ T1] Bluetooth: HIDP socket layer initialized [ 11.841070][ T1] RPC: Registered rdma transport module. [ 11.843116][ T1] RPC: Registered rdma backchannel transport module. [ 11.848710][ T1] NET: Registered protocol family 33 [ 11.850225][ T1] Key type rxrpc registered [ 11.851275][ T1] Key type rxrpc_s registered [ 11.854044][ T1] NET: Registered protocol family 41 [ 11.855229][ T1] lec:lane_module_init: lec.c: initialized [ 11.856632][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 11.857810][ T1] l2tp_core: L2TP core driver, V2.0 [ 11.859081][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 11.860327][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 11.862094][ T1] l2tp_netlink: L2TP netlink interface [ 11.864201][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 11.866202][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 11.868183][ T1] NET: Registered protocol family 35 [ 11.869342][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 11.881330][ T1] DCCP: Activated CCID 2 (TCP-like) [ 11.883280][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 11.886271][ T1] sctp: Hash tables configured (bind 32/56) [ 11.889039][ T1] NET: Registered protocol family 21 [ 11.891242][ T1] Registered RDS/infiniband transport [ 11.893092][ T1] Registered RDS/tcp transport [ 11.894033][ T1] tipc: Activated (version 2.0.0) [ 11.897764][ T1] NET: Registered protocol family 30 [ 11.899741][ T1] tipc: Started in single node mode [ 11.901556][ T1] NET: Registered protocol family 43 [ 11.903157][ T1] 9pnet: Installing 9P2000 support [ 11.904677][ T1] NET: Registered protocol family 37 [ 11.910937][ T1] NET: Registered protocol family 36 [ 11.912860][ T1] Key type dns_resolver registered [ 11.913997][ T1] Key type ceph registered [ 11.916157][ T1] libceph: loaded (mon/osd proto 15/24) [ 11.919553][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 11.921265][ T1] openvswitch: Open vSwitch switching datapath [ 11.924688][ T1] NET: Registered protocol family 40 [ 11.925948][ T1] mpls_gso: MPLS GSO support [ 11.932741][ T1] IPI shorthand broadcast: enabled [ 11.933718][ T1] AVX2 version of gcm_enc/dec engaged. [ 11.935211][ T1] AES CTR mode by8 optimization enabled [ 11.941539][ T1] sched_clock: Marking stable (11927110025, 14388047)->(11950957882, -9459810) [ 11.944541][ T1] registered taskstats version 1 [ 11.945824][ T1] Loading compiled-in X.509 certificates [ 11.952050][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 11.954666][ T1] zswap: loaded using pool lzo/zbud [ 11.956676][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 11.958802][ T1] Key type ._fscrypt registered [ 11.959637][ T1] Key type .fscrypt registered [ 11.960542][ T1] Key type fscrypt-provisioning registered [ 11.963636][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 11.966497][ T1] FS-Cache: Netfs 'afs' registered for caching [ 11.977006][ T1] Btrfs loaded, crc32c=crc32c-intel [ 11.982703][ T1] Key type big_key registered [ 11.985988][ T1] Key type encrypted registered [ 11.996926][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 11.998172][ T1] ima: No TPM chip found, activating TPM-bypass! [ 11.999860][ T1] ima: Allocated hash algorithm: sha256 [ 12.002264][ T1] ima: No architecture policies found [ 12.004100][ T1] evm: Initialising EVM extended attributes: [ 12.006139][ T1] evm: security.selinux [ 12.007348][ T1] evm: security.SMACK64 [ 12.009053][ T1] evm: security.SMACK64EXEC [ 12.016099][ T1] evm: security.SMACK64TRANSMUTE [ 12.017042][ T1] evm: security.SMACK64MMAP [ 12.018864][ T1] evm: security.apparmor [ 12.019461][ T1] evm: security.ima [ 12.020439][ T1] evm: security.capability [ 12.021742][ T1] evm: HMAC attrs: 0x1 [ 12.024704][ T1] PM: Magic number: 0:472:484 [ 12.026377][ T1] usb usb18-port5: hash matches [ 12.027296][ T1] usb usb17-port6: hash matches [ 12.028814][ T1] ieee802154fakelb ieee802154fakelb: hash matches [ 12.031542][ T1] printk: console [netcon0] enabled [ 12.032416][ T1] netconsole: network logging started [ 12.037501][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 12.041155][ T1] rdma_rxe: loaded [ 12.042246][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 12.046416][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 12.048599][ T2545] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 12.050312][ T2545] cfg80211: failed to load regulatory.db [ 12.052154][ T1] ALSA device list: [ 12.053272][ T1] #0: Dummy 1 [ 12.053793][ T1] #1: Loopback 1 [ 12.054569][ T1] #2: Virtual MIDI Card 1 [ 12.058179][ T1] md: Waiting for all devices to be available before autodetect [ 12.061028][ T1] md: If you don't use raid, use raid=noautodetect [ 12.066595][ T1] md: Autodetecting RAID arrays. [ 12.067939][ T1] md: autorun ... [ 12.068999][ T1] md: ... autorun DONE. [ 12.153966][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 12.156093][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 12.178365][ T1] devtmpfs: mounted [ 12.187927][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 12.189837][ T1] Kernel memory protection disabled. [ 12.235982][ T1] Run /sbin/init as init process [ 13.204240][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.225130][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.233900][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.292540][ 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) [ 13.314169][ T1] systemd[1]: Detected virtualization kvm. [ 13.320133][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 13.424048][ T1] systemd[1]: Set hostname to . [ 13.781952][ T3884] systemd-cryptse (3884) used greatest stack depth: 25136 bytes left [ 13.840265][ T3888] systemd-fstab-generator[3888]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.880196][ T3891] selinux-autorel (3891) used greatest stack depth: 23432 bytes left [ 13.888841][ T3888] systemd-fstab-generator[3888]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.906681][ T3888] systemd-fstab-generator[3888]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.927823][ T3882] systemd[3882]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 14.386218][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 14.425911][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 14.465989][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 14.507443][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 14.547107][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Listening on Journal Socket. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 14.730584][ T1] [ 14.733047][ T1] ============================= [ 14.737987][ T1] WARNING: suspicious RCU usage [ 14.742818][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 14.749459][ T1] ----------------------------- [ 14.754331][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 14.763658][ T1] [ 14.763658][ T1] other info that might help us debug this: [ 14.763658][ T1] [ 14.773957][ T1] [ 14.773957][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.782026][ T1] 2 locks held by systemd/1: [ 14.786697][ T1] #0: ffff888098e54450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 14.795850][ T1] #1: ffff888097ca9bd0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 14.805990][ T1] [ 14.805990][ T1] stack backtrace: [ 14.811882][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 14.820810][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.830872][ T1] Call Trace: [ 14.834149][ T1] dump_stack+0x18f/0x20d [ 14.838465][ T1] evm_protected_xattr+0x1c2/0x210 [ 14.843589][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 14.849045][ T1] evm_inode_setxattr+0xc4/0xf0 [ 14.853871][ T1] security_inode_setxattr+0x18f/0x200 [ 14.859326][ T1] vfs_setxattr+0xa7/0xf0 [ 14.863633][ T1] setxattr+0x23d/0x330 [ 14.867784][ T1] ? vfs_setxattr+0xf0/0xf0 [ 14.872283][ T1] ? lock_acquire+0x1f4/0x940 [ 14.876941][ T1] ? mnt_want_write+0x3a/0xb0 [ 14.881609][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 14.886983][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 14.892255][ T1] ? preempt_count_add+0x74/0x140 [ 14.897281][ T1] ? preempt_count_add+0x74/0x140 [ 14.902294][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 14.907342][ T1] path_setxattr+0x170/0x190 [ 14.911915][ T1] ? setxattr+0x330/0x330 [ 14.916228][ T1] ? task_work_run+0x160/0x1b0 [ 14.920975][ T1] __x64_sys_setxattr+0xc0/0x160 [ 14.925963][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 14.931241][ T1] do_syscall_64+0xf6/0x7d0 [ 14.935733][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 14.941622][ T1] RIP: 0033:0x7f02bde1f67a [ 14.946540][ 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 [ 14.966208][ T1] RSP: 002b:00007ffc52c44a28 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 14.975552][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f02bde1f67a [ 14.983504][ T1] RDX: 00007ffc52c44aa0 RSI: 00005610a2c34f9b RDI: 00005610a3641900 [ 14.991465][ T1] RBP: 00005610a2c34f9b R08: 0000000000000000 R09: 0000000000000030 [ 14.999413][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffc52c44aa0 [ 15.007360][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 00005610a3644250 [ OK ] Created slice System Slice. Mounting /sys/kernel/config... [ OK ] Created slice system-getty.slice. Mounting Huge Pages File System... [ OK ] Created slice system-serial\x2dgetty.slice. Starting Load Kernel Modules... Mounting /proc/sys/fs/binfmt_misc... Starting Remount Root and Kernel File Systems... Starting Create Static Device Nodes in /dev... [ OK ] Reached target Remote File Systems. [ 15.519850][ T3905] EXT4-fs (sda1): re-mounted. Opts: (null) Mounting POSIX Message Queue File System... [ OK ] Reached target Slices. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 15.620564][ T3904] systemd-tmpfile (3904) used greatest stack depth: 23048 bytes left Mounting /sys/kernel/debug... [ OK ] Reached target Paths. [ OK ] Listening on Syslog Socket. [ OK ] Reached target Sockets. Starting Journal Service... [ OK ] Reached target Encrypted Volumes. [ 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 Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... Starting Apply Kernel Variables... Mounting FUSE Control File System... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 18.025934][ T3914] systemd-journald[3914]: 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. [ 18.638590][ T1] [ 18.641081][ T1] ============================= [ 18.646337][ T1] WARNING: suspicious RCU usage [ 18.651220][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 18.675019][ T1] ----------------------------- [ 18.680840][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 18.700324][ T1] [ 18.700324][ T1] other info that might help us debug this: [ 18.700324][ T1] [ 18.713887][ T1] [ 18.713887][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 18.723328][ T1] 4 locks held by systemd/1: [ 18.735336][ T1] #0: ffff88809891e450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 18.744483][ T1] #1: ffff8880a696bc88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 18.774482][ T1] #2: ffff888095121c10 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 18.786003][ T3960] [ 18.788459][ T3960] ============================= [ 18.793300][ T3960] WARNING: suspicious RCU usage [ 18.799666][ T1] #3: ffffffff89e5e308 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 18.810578][ T1] [ 18.810578][ T1] stack backtrace: [ 18.817098][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 18.825322][ T3960] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 18.826092][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.832592][ T3960] ----------------------------- [ 18.842634][ T1] Call Trace: [ 18.842656][ T1] dump_stack+0x18f/0x20d [ 18.842675][ T1] match_exception_partial+0x2ee/0x340 [ 18.842691][ T1] verify_new_ex+0x176/0x3a0 [ 18.842708][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 18.842732][ T1] ? lock_acquire+0x1f4/0x940 [ 18.865314][ T3960] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 18.870738][ T1] ? kernfs_fop_write+0x1db/0x490 [ 18.885304][ T3960] [ 18.885304][ T3960] other info that might help us debug this: [ 18.885304][ T3960] [ 18.889961][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.905390][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 18.910154][ T1] ? lock_downgrade+0x840/0x840 [ 18.915007][ T1] cgroup_file_write+0x20d/0x710 [ 18.915309][ T3960] [ 18.915309][ T3960] rcu_scheduler_active = 2, debug_locks = 1 [ 18.919940][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.933175][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.938467][ T1] ? __might_fault+0x190/0x1d0 [ 18.943238][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.945316][ T3960] 1 lock held by ip/3960: [ 18.948533][ T1] kernfs_fop_write+0x268/0x490 [ 18.952832][ T3960] #0: ffffffff8a5b2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 18.957676][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 18.957690][ T1] __vfs_write+0x76/0x100 [ 18.957705][ T1] vfs_write+0x268/0x5d0 [ 18.957723][ T1] ksys_write+0x12d/0x250 [ 18.984825][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 18.985308][ T3960] [ 18.985308][ T3960] stack backtrace: [ 18.990280][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.001856][ T1] do_syscall_64+0xf6/0x7d0 [ 19.006358][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.012232][ T1] RIP: 0033:0x7f02bde13970 [ 19.016638][ 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 [ 19.036239][ T1] RSP: 002b:00007ffc52c445e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 19.044650][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f02bde13970 [ 19.052631][ T1] RDX: 000000000000000a RSI: 00005610a3653df0 RDI: 0000000000000027 [ 19.060680][ T1] RBP: 00005610a3653df0 R08: 00005610a367f040 R09: 00007f02bf849500 [ 19.068643][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 19.076608][ T1] R13: 0000000000000001 R14: 00005610a367ef60 R15: 000000000000000a [ 19.086454][ T3960] CPU: 0 PID: 3960 Comm: ip Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 19.095215][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.105274][ T3960] Call Trace: [ 19.108571][ T3960] dump_stack+0x18f/0x20d [ 19.112904][ T3960] bpq_device_event+0x609/0x75a [ 19.117761][ T3960] notifier_call_chain+0xc0/0x230 [ 19.122830][ T3960] call_netdevice_notifiers_info+0xb5/0x130 [ 19.128724][ T3960] __dev_notify_flags+0x121/0x2c0 [ 19.133749][ T3960] ? dev_change_name+0x700/0x700 [ 19.138694][ T3960] ? dev_set_allmulti+0x30/0x30 [ 19.143548][ T3960] ? print_usage_bug+0x240/0x240 [ 19.148737][ T3960] dev_change_flags+0x100/0x160 [ 19.153676][ T3960] do_setlink+0xa1c/0x35d0 [ 19.158139][ T3960] ? mark_lock+0x129/0x1390 [ 19.162667][ T3960] ? rtnl_getlink+0xab0/0xab0 [ 19.167344][ T3960] ? print_usage_bug+0x240/0x240 [ 19.172285][ T3960] ? mark_lock+0x129/0x1390 [ 19.177771][ T3960] ? mark_lock+0x129/0x1390 [ 19.182289][ T3960] ? __lock_acquire+0xca1/0x3f20 [ 19.187232][ T3960] ? memset+0x20/0x40 [ 19.191215][ T3960] ? __nla_validate_parse+0x2af/0x1cc0 [ 19.196695][ T3960] ? mark_held_locks+0xe0/0xe0 Starting Network[ 19.201459][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 19.207602][ T3960] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 19.214381][ T3960] ? nla_memcpy+0xa0/0xa0 Time Synchroniz[ 19.218760][ T3960] ? mark_held_locks+0xe0/0xe0 ation...[ 19.224904][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 19.230459][ T3960] __rtnl_newlink+0xad0/0x1590 [ 19.235242][ T3960] ? rtnl_link_unregister+0x240/0x240 [ 19.240632][ T3960] ? is_bpf_text_address+0xcb/0x160 [ 19.245831][ T3960] ? kernel_text_address+0x6e/0xe0 [ 19.250955][ T3960] ? __kernel_text_address+0x9/0x30 [ 19.256308][ T3960] ? unwind_get_return_address+0x5a/0xa0 [ 19.261946][ T3960] ? profile_setup.cold+0xc1/0xc1 [ 19.266977][ T3960] ? arch_stack_walk+0x97/0xf0 [ 19.272898][ T3960] ? stack_trace_save+0x8c/0xc0 [ 19.277755][ T3960] ? stack_trace_consume_entry+0x160/0x160 [ 19.283614][ T3960] ? rtnl_newlink+0x46/0xa0 [ 19.288156][ T3960] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 19.293706][ T3960] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 19.299691][ T3960] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 19.305505][ T3960] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 19.311065][ T3960] rtnl_newlink+0x64/0xa0 [ 19.315856][ T3960] ? __rtnl_newlink+0x1590/0x1590 [ 19.315881][ T3960] rtnetlink_rcv_msg+0x44e/0xad0 [ 19.315899][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.331159][ T3960] ? lock_acquire+0x1f4/0x940 [ 19.335833][ T3960] ? netlink_deliver_tap+0x146/0xcc0 [ 19.341152][ T3960] netlink_rcv_skb+0x15a/0x430 [ 19.346693][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.351982][ T3960] ? netlink_ack+0xa60/0xa60 [ 19.356578][ T3960] ? netlink_deliver_tap+0x236/0xcc0 [ 19.361878][ T3960] netlink_unicast+0x537/0x740 [ 19.366650][ T3960] ? netlink_attachskb+0x810/0x810 Starting Update [ 19.371766][ T3960] ? _copy_from_iter_full+0x25c/0x870 [ 19.378540][ T3960] ? __phys_addr_symbol+0x2c/0x70 [ 19.383587][ T3960] ? __check_object_size+0x171/0x437 [ 19.388879][ T3960] netlink_sendmsg+0x882/0xe10 UTMP about Syste[ 19.393688][ T3960] ? aa_af_perm+0x260/0x260 m Boot/Shutdown.[ 19.400435][ T3960] ? netlink_unicast+0x740/0x740 ..[ 19.406756][ T3960] ? netlink_unicast+0x740/0x740 [ 19.411836][ T3960] sock_sendmsg+0xcf/0x120 [ 19.416283][ T3960] ____sys_sendmsg+0x6bf/0x7e0 [ 19.421777][ T3960] ? mark_held_locks+0xe0/0xe0 [ 19.426694][ T3960] ? kernel_sendmsg+0x50/0x50 [ 19.431378][ T3960] ? find_held_lock+0x2d/0x110 [ 19.436142][ T3960] ? mark_lock+0x129/0x1390 [ 19.440742][ T3960] ___sys_sendmsg+0x100/0x170 [ 19.448378][ T3960] ? sendmsg_copy_msghdr+0x70/0x70 [ 19.453498][ T3960] ? migration_entry_to_page+0x310/0x310 [ 19.459135][ T3960] ? do_raw_spin_unlock+0x171/0x260 [ 19.464335][ T3960] ? find_held_lock+0x2d/0x110 [ 19.469104][ T3960] ? do_page_fault+0x59e/0x13da [ 19.473958][ T3960] ? vm_insert_pages+0x6a0/0x6a0 [ 19.478895][ T3960] ? lock_downgrade+0x840/0x840 [ 19.483752][ T3960] ? __fget_light+0x1ab/0x270 [ 19.488437][ T3960] __sys_sendmsg+0xec/0x1b0 [ 19.492939][ T3960] ? __sys_sendmsg_sock+0xb0/0xb0 [ 19.497967][ T3960] ? down_read_nested+0x430/0x430 [ 19.503001][ T3960] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.508722][ T3960] ? do_syscall_64+0x21/0x7d0 [ 19.513408][ T3960] do_syscall_64+0xf6/0x7d0 [ 19.517951][ T3960] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.523839][ T3960] RIP: 0033:0x7f9343310dc7 [ 19.528602][ 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 [ 19.548203][ T3960] RSP: 002b:00007fff5330a758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 19.556706][ T3960] RAX: ffffffffffffffda RBX: 000000005ea98119 RCX: 00007f9343310dc7 [ 19.564680][ T3960] RDX: 0000000000000000 RSI: 00007fff5330a7a0 RDI: 0000000000000003 [ 19.572680][ T3960] RBP: 00007fff5330a7a0 R08: 0000000000001000 R09: fefefeff77686d74 [ 19.580656][ T3960] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff5330a7e0 [ 19.588631][ T3960] R13: 00005620fbb153c0 R14: 00007fff53312860 R15: 0000000000000000 [ OK ] Started Update UTMP about System Boot/Shutdown. [ 20.251285][ C1] random: crng init done [ 20.255642][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ 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 (14s / 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 (15s / 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 (16s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ OK ] Reached target Sound Card. [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting Permit User Sessions... [ OK ] Started Daily Cleanup of Temporary Directories. Starting getty on tty2-tty6 if dbus and logind are not available... Starting System Logging Service... Starting OpenBSD Secure Shell server... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ 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 ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Found device /dev/ttyS0. [ OK ] Started Serial Getty on ttyS0. [ 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. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 44.446368][ T6733] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 44.458100][ T6733] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 44.466509][ T6733] CPU: 1 PID: 6733 Comm: sshd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 44.475431][ T6733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.485496][ T6733] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 44.491590][ T6733] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 44.511219][ T6733] RSP: 0018:ffffc90003f37450 EFLAGS: 00010206 [ 44.517284][ T6733] RAX: dffffc0000000000 RBX: ffff888098c0c000 RCX: ffffffff83638a8a [ 44.525255][ T6733] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 44.533224][ T6733] RBP: 1ffff920007e6e8b R08: ffff88808ca282c0 R09: fffffbfff151941a [ 44.541192][ T6733] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff888091baefea [ 44.549167][ T6733] R13: ffff888091bae000 R14: 0000000000001a4d R15: 0000000000000000 [ 44.557136][ T6733] FS: 00007fb2255d68c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 44.566058][ T6733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.572635][ T6733] CR2: 0000561c81a1d8f5 CR3: 00000000a898f000 CR4: 00000000001406e0 [ 44.580608][ T6733] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.588579][ T6733] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.596569][ T6733] Call Trace: [ 44.599861][ T6733] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 44.605234][ T6733] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 44.611047][ T6733] ? __kmalloc+0x62f/0x7a0 [ 44.615460][ T6733] ? tomoyo_realpath_from_path+0xc2/0x620 [ 44.621204][ T6733] ? lock_release+0x800/0x800 [ 44.625884][ T6733] ? __lock_acquire+0x2018/0x3f20 [ 44.630905][ T6733] tomoyo_realpath_from_path+0x393/0x620 [ 44.637144][ T6733] tomoyo_path_number_perm+0x1c2/0x4d0 [ 44.642600][ T6733] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 44.648262][ T6733] ? tomoyo_execute_permission+0x470/0x470 [ 44.654071][ T6733] ? d_alloc_parallel+0x785/0x1b10 [ 44.659192][ T6733] ? d_alloc_parallel+0x9ea/0x1b10 [ 44.664308][ T6733] ? rcu_read_lock_held_common+0x130/0x130 [ 44.670114][ T6733] ? print_usage_bug+0x240/0x240 [ 44.675053][ T6733] tomoyo_path_mknod+0x10d/0x190 [ 44.680015][ T6733] ? tomoyo_path_chown+0x1b0/0x1b0 [ 44.685148][ T6733] ? mark_held_locks+0x9f/0xe0 [ 44.689912][ T6733] ? d_lookup+0xec/0x250 [ 44.694155][ T6733] security_path_mknod+0x116/0x180 [ 44.699265][ T6733] lookup_open+0x5ae/0x1320 [ 44.703769][ T6733] ? page_put_link+0x210/0x210 [ 44.708539][ T6733] ? preempt_count_add+0x74/0x140 [ 44.713558][ T6733] ? __mnt_want_write+0x1da/0x2c0 [ 44.718616][ T6733] path_openat+0x93c/0x27f0 [ 44.723120][ T6733] ? path_lookupat.isra.0+0x530/0x530 [ 44.728491][ T6733] ? up_read+0x1a8/0x750 [ 44.732732][ T6733] ? mark_held_locks+0xe0/0xe0 [ 44.737494][ T6733] ? down_read_nested+0x430/0x430 [ 44.742523][ T6733] do_filp_open+0x192/0x260 [ 44.747132][ T6733] ? may_open_dev+0xf0/0xf0 [ 44.751682][ T6733] ? simple_attr_release+0x40/0x40 [ 44.756827][ T6733] ? _raw_spin_unlock+0x24/0x40 [ 44.761679][ T6733] ? __alloc_fd+0x46d/0x600 [ 44.766187][ T6733] do_sys_openat2+0x585/0x7d0 [ 44.770865][ T6733] ? file_open_root+0x400/0x400 [ 44.775718][ T6733] ? up_read+0x1a8/0x750 [ 44.779961][ T6733] do_sys_open+0xc3/0x140 [ 44.784289][ T6733] ? filp_open+0x70/0x70 [ 44.788527][ T6733] ? handle_mm_fault+0x29e/0x660 [ 44.793460][ T6733] ? trace_hardirqs_off_caller+0x55/0x230 [ 44.799182][ T6733] do_syscall_64+0xf6/0x7d0 [ 44.803682][ T6733] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 44.809567][ T6733] RIP: 0033:0x7fb22373f6f0 [ 44.813978][ T6733] 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 [ 44.833603][ T6733] RSP: 002b:00007ffe5ad83fd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 44.842041][ T6733] RAX: ffffffffffffffda RBX: 0000561c8233a970 RCX: 00007fb22373f6f0 [ 44.850008][ T6733] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000561c81a1d8f5 [ 44.857977][ T6733] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 44.865946][ T6733] R10: 0000000000000240 R11: 0000000000000246 R12: 0000561c819ee51e [ 44.873915][ T6733] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 44.881886][ T6733] Modules linked in: [ 45.572066][ T6733] ---[ end trace 067b58e80751345a ]--- [ 45.608422][ T6733] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 45.614543][ T6733] 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 [ 45.654491][ T6733] RSP: 0018:ffffc90003f37450 EFLAGS: 00010206 [ 45.660790][ T6733] RAX: dffffc0000000000 RBX: ffff888098c0c000 RCX: ffffffff83638a8a [ 45.680373][ T6733] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 45.691412][ T6733] RBP: 1ffff920007e6e8b R08: ffff88808ca282c0 R09: fffffbfff151941a [ 45.708507][ T6733] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff888091baefea [ 45.716903][ T6733] R13: ffff888091bae000 R14: 0000000000001a4d R15: 0000000000000000 [ 45.725211][ T6733] FS: 00007fb2255d68c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 45.745378][ T6733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.752000][ T6733] CR2: 00005610a36d3338 CR3: 00000000a898f000 CR4: 00000000001406e0 [ 45.760485][ T6733] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.771201][ T6733] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.779603][ T6733] Kernel panic - not syncing: Fatal exception [ 45.786850][ T6733] Kernel Offset: disabled [ 45.791166][ T6733] Rebooting in 86400 seconds..