[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200428-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 3236861762 cycles [ 0.002316][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.008737][ T0] tsc: Detected 2300.000 MHz processor [ 0.012005][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.014268][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.016670][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.024930][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.027992][ T0] check: Scanning 1 areas for low memory corruption [ 0.030095][ T0] Using GB pages for direct mapping [ 0.034430][ T0] ACPI: Early table checksum verification disabled [ 0.039247][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.042202][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.044979][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.047650][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.050467][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.053295][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.055750][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.058369][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.062106][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.063708][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.065386][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.066131][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.066927][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.068197][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.069236][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.070338][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.072050][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.073551][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.074631][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.076249][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.077985][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.137207][ T0] Zone ranges: [ 0.137867][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.139133][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.140224][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.141294][ T0] Device empty [ 0.141791][ T0] Movable zone start for each node [ 0.142990][ T0] Early memory node ranges [ 0.143754][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.146924][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.148315][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.149357][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.150359][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.150365][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.183139][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.670670][ T0] kasan: KernelAddressSanitizer initialized [ 0.672017][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.672733][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.673749][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.674830][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.675993][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.677116][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.678098][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.679260][ T0] Using ACPI (MADT) for SMP configuration information [ 0.680216][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.681082][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.682825][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.683987][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.685163][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.686385][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.687704][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.688853][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.689980][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.691150][ T0] Booting paravirtualized kernel on KVM [ 0.691933][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.748845][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.751196][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.752524][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.753646][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.754634][ T0] Policy zone: Normal [ 0.755247][ 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 [ 0.767629][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.769283][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17321K rwdata, 21708K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.779005][ T0] Running RCU self tests [ 1.780718][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.782042][ T0] rcu: RCU lockdep checking is enabled. [ 1.783434][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.785389][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.787088][ T0] Trampoline variant of Tasks RCU enabled. [ 1.788421][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.790592][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.803470][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.805847][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.810544][ T0] Console: colour VGA+ 80x25 [ 1.816182][ T0] printk: console [ttyS0] enabled [ 1.816182][ T0] printk: console [ttyS0] enabled [ 1.818130][ T0] printk: bootconsole [earlyser0] disabled [ 1.818130][ T0] printk: bootconsole [earlyser0] disabled [ 1.820085][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.821247][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.821998][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.822994][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.823826][ T0] ... CLASSHASH_SIZE: 4096 [ 1.824818][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.825680][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.826549][ T0] ... CHAINHASH_SIZE: 32768 [ 1.827350][ T0] memory used by lock dependency info: 6301 kB [ 1.828290][ T0] memory used for stack traces: 4224 kB [ 1.829212][ T0] per task-struct memory footprint: 1920 bytes [ 1.830748][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.832528][ T0] ACPI: Core revision 20200326 [ 1.835443][ T0] APIC: Switch to symmetric I/O mode setup [ 1.837398][ T0] x2apic enabled [ 1.839183][ T0] Switched APIC routing to physical x2apic. [ 1.843925][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.845576][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.847504][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.849068][ T0] pid_max: default: 32768 minimum: 301 [ 1.851307][ T0] LSM: Security Framework initializing [ 1.852413][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.853729][ T0] Yama: becoming mindful. [ 1.854612][ T0] TOMOYO Linux initialized [ 1.858768][ T0] AppArmor: AppArmor initialized [ 1.867128][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.871517][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.874684][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.877602][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.883424][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.885011][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.886222][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.887565][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.887605][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.890397][ T0] MDS: Mitigation: Clear CPU buffers [ 1.892084][ T0] Freeing SMP alternatives memory: 96K [ 2.015869][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.017492][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.017492][ T1] rcu: Hierarchical SRCU implementation. [ 2.017492][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.018001][ T1] smp: Bringing up secondary CPUs ... [ 2.025106][ T1] x86: Booting SMP configuration: [ 2.026057][ T1] .... node #0, CPUs: #1 [ 0.041811][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 2.028836][ 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. [ 2.031159][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.032075][ T1] smpboot: Max logical packages: 1 [ 2.033180][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.038812][ T1] devtmpfs: initialized [ 2.039718][ T1] x86/mm: Memory block size: 128MB [ 2.070305][ T22] kworker/u4:0 (22) used greatest stack depth: 27312 bytes left [ 2.071400][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.071400][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.078615][ T1] xor: automatically using best checksumming function avx [ 2.080876][ T1] PM: RTC time: 08:27:10, date: 2020-04-28 [ 2.081758][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.081763][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.085599][ T1] NET: Registered protocol family 16 [ 2.091847][ T1] audit: initializing netlink subsys (disabled) [ 2.093416][ T27] audit: type=2000 audit(1588062430.732:1): state=initialized audit_enabled=0 res=1 [ 2.102206][ T1] cpuidle: using governor menu [ 2.107076][ T1] ACPI: bus type PCI registered [ 2.109464][ T1] dca service started, version 1.12.1 [ 2.110787][ T1] PCI: Using configuration type 1 for base access [ 2.671915][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.673862][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.673862][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.699060][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.897563][ T1] raid6: avx2x4 gen() 10877 MB/s [ 3.067544][ T1] raid6: avx2x4 xor() 5562 MB/s [ 3.237525][ T1] raid6: avx2x2 gen() 6988 MB/s [ 3.407611][ T1] raid6: avx2x2 xor() 3289 MB/s [ 3.577528][ T1] raid6: avx2x1 gen() 4493 MB/s [ 3.747523][ T1] raid6: avx2x1 xor() 1845 MB/s [ 3.917779][ T1] raid6: sse2x4 gen() 5695 MB/s [ 4.087516][ T1] raid6: sse2x4 xor() 2936 MB/s [ 4.257523][ T1] raid6: sse2x2 gen() 3474 MB/s [ 4.427524][ T1] raid6: sse2x2 xor() 1665 MB/s [ 4.597518][ T1] raid6: sse2x1 gen() 2316 MB/s [ 4.767529][ T1] raid6: sse2x1 xor() 899 MB/s [ 4.770869][ T1] raid6: using algorithm avx2x4 gen() 10877 MB/s [ 4.774189][ T1] raid6: .... xor() 5562 MB/s, rmw enabled [ 4.776448][ T1] raid6: using avx2x2 recovery algorithm [ 4.778812][ T1] ACPI: Added _OSI(Module Device) [ 4.781025][ T1] ACPI: Added _OSI(Processor Device) [ 4.783370][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.785858][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.787552][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.790248][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.793063][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.853670][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.915378][ T1] ACPI: Interpreter enabled [ 4.917842][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.919739][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.922773][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.930364][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 5.046860][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.047612][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 5.051363][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.063876][ T1] PCI host bridge to bus 0000:00 [ 5.067519][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 5.070756][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.073508][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.077560][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.081656][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.085472][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.087867][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 5.100970][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 5.144407][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.182869][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.191344][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.207541][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.221998][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.253634][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.272586][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.283227][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.321187][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.336579][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.347538][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.400830][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.409595][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.420021][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.429499][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.438321][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.455244][ T1] iommu: Default domain type: Translated [ 5.458128][ T1] vgaarb: loaded [ 5.464971][ T1] SCSI subsystem initialized [ 5.470577][ T1] ACPI: bus type USB registered [ 5.472730][ T1] usbcore: registered new interface driver usbfs [ 5.478340][ T1] usbcore: registered new interface driver hub [ 5.481856][ T1] usbcore: registered new device driver usb [ 5.490712][ T1] mc: Linux media interface: v0.10 [ 5.493987][ T1] videodev: Linux video capture interface: v2.00 [ 5.499539][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.505210][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.507913][ T1] PTP clock support registered [ 5.518611][ T1] EDAC MC: Ver: 3.0.0 [ 5.524855][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.528004][ T1] PCI: Using ACPI for IRQ routing [ 5.534323][ T1] Bluetooth: Core ver 2.22 [ 5.539798][ T1] NET: Registered protocol family 31 [ 5.542883][ T1] Bluetooth: HCI device and connection manager initialized [ 5.547849][ T1] Bluetooth: HCI socket layer initialized [ 5.551658][ T1] Bluetooth: L2CAP socket layer initialized [ 5.555073][ T1] Bluetooth: SCO socket layer initialized [ 5.557733][ T1] NET: Registered protocol family 8 [ 5.560172][ T1] NET: Registered protocol family 20 [ 5.562500][ T1] NetLabel: Initializing [ 5.563992][ T1] NetLabel: domain hash size = 128 [ 5.565982][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.568029][ T1] NetLabel: unlabeled traffic allowed by default [ 5.572464][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.574758][ T1] NET: Registered protocol family 39 [ 5.581042][ T1] clocksource: Switched to clocksource kvm-clock [ 8.406018][ T1] VFS: Disk quotas dquot_6.6.0 [ 8.407894][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 8.412114][ T1] FS-Cache: Loaded [ 8.414548][ T1] CacheFiles: Loaded [ 8.416395][ T1] TOMOYO: 2.6.0 [ 8.417647][ T1] Mandatory Access Control activated. [ 8.421080][ T1] AppArmor: AppArmor Filesystem Enabled [ 8.423553][ T1] pnp: PnP ACPI init [ 8.438682][ T1] pnp: PnP ACPI: found 7 devices [ 8.459297][ T1509] kworker/u4:6 (1509) used greatest stack depth: 27288 bytes left [ 8.464532][ T1508] kworker/u4:6 (1508) used greatest stack depth: 27272 bytes left [ 8.479838][ T1539] kworker/u4:6 (1539) used greatest stack depth: 27176 bytes left [ 8.502076][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.505366][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.509078][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.513540][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.517209][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.522603][ T1] NET: Registered protocol family 2 [ 8.528346][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.532578][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.541486][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.549617][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.556989][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.562243][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.566974][ T1] [ 8.568103][ T1] ============================= [ 8.569815][ T1] WARNING: suspicious RCU usage [ 8.571596][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 8.574221][ T1] ----------------------------- [ 8.576906][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.579838][ T1] [ 8.579838][ T1] other info that might help us debug this: [ 8.579838][ T1] [ 8.583108][ T1] [ 8.583108][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.586163][ T1] 1 lock held by swapper/0/1: [ 8.587488][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.591179][ T1] [ 8.591179][ T1] stack backtrace: [ 8.593291][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 8.596804][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.597533][ T1] Call Trace: [ 8.597533][ T1] dump_stack+0x18f/0x20d [ 8.597533][ T1] ipmr_get_table+0x130/0x160 [ 8.597533][ T1] ipmr_net_init+0x133/0x430 [ 8.597533][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.597533][ T1] ops_init+0xaf/0x420 [ 8.597533][ T1] register_pernet_operations+0x346/0x840 [ 8.597533][ T1] ? setup_net+0x860/0x860 [ 8.597533][ T1] ? down_write_killable+0x170/0x170 [ 8.597533][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.597533][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.597533][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.597533][ T1] register_pernet_subsys+0x25/0x40 [ 8.597533][ T1] ip_mr_init+0x36/0x168 [ 8.597533][ T1] inet_init+0x298/0x424 [ 8.597533][ T1] do_one_initcall+0x10a/0x7d0 [ 8.597533][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.597533][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.597533][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.597533][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.597533][ T1] kernel_init_freeable+0x501/0x5ae [ 8.597533][ T1] ? rest_init+0x365/0x365 [ 8.597533][ T1] kernel_init+0xd/0x1bb [ 8.597533][ T1] ret_from_fork+0x24/0x30 [ 8.653204][ T1] NET: Registered protocol family 1 [ 8.658812][ T1] RPC: Registered named UNIX socket transport module. [ 8.662011][ T1] RPC: Registered udp transport module. [ 8.664123][ T1] RPC: Registered tcp transport module. [ 8.666543][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.671168][ T1] NET: Registered protocol family 44 [ 8.673269][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.676248][ T1] PCI: CLS 0 bytes, default 64 [ 8.682595][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.685645][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.693635][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.704579][ T1] kvm: already loaded the other module [ 8.710252][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.718502][ T1] clocksource: Switched to clocksource tsc [ 8.724389][ T1] mce: Machine check injector initialized [ 8.733561][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.814869][ T1] Initialise system trusted keyrings [ 8.822218][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.825774][ T1] zbud: loaded [ 8.834882][ T1] DLM installed [ 8.840845][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.848551][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.852364][ T1] NFS: Registering the id_resolver key type [ 8.854540][ T1] Key type id_resolver registered [ 8.857264][ T1] Key type id_legacy registered [ 8.858877][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.861953][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.871335][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.878622][ T1] Key type cifs.spnego registered [ 8.884777][ T1] Key type cifs.idmap registered [ 8.887844][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.891902][ T1] fuse: init (API version 7.31) [ 8.899194][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.918162][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.929706][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.934285][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.938198][ T1] ocfs2: Registered cluster interface o2cb [ 8.943223][ T1] ocfs2: Registered cluster interface user [ 8.947412][ T1] OCFS2 User DLM kernel interface loaded [ 8.960582][ T1] gfs2: GFS2 installed [ 8.965477][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.967986][ T1] ceph: loaded (mds proto 32) [ 8.982063][ T1] NET: Registered protocol family 38 [ 8.986878][ T1] async_tx: api initialized (async) [ 8.989785][ T1] Key type asymmetric registered [ 8.991789][ T1] Asymmetric key parser 'x509' registered [ 8.994028][ T1] Asymmetric key parser 'pkcs8' registered [ 8.995751][ T1] Key type pkcs7_test registered [ 8.997935][ T1] Asymmetric key parser 'tpm_parser' registered [ 9.000908][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 9.006622][ T1] io scheduler mq-deadline registered [ 9.009652][ T1] io scheduler kyber registered [ 9.013071][ T1] io scheduler bfq registered [ 9.032067][ T1] hgafb: HGA card not detected. [ 9.034384][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 9.037179][ T1] usbcore: registered new interface driver udlfb [ 9.041361][ T1] uvesafb: failed to execute /sbin/v86d [ 9.043455][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 9.047621][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 9.050561][ T1] uvesafb: vbe_init() failed with -22 [ 9.053538][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 9.057677][ T1] vga16fb: mapped to 0x000000002f252cfb [ 9.128512][ T1] Console: switching to colour frame buffer device 80x30 [ 9.422783][ T1] fb0: VGA16 VGA frame buffer device [ 9.426286][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 9.448498][ T1] ACPI: Power Button [PWRF] [ 9.450994][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 9.454556][ T1] ACPI: Sleep Button [SLPF] [ 9.463047][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 9.480687][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 9.483174][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 9.504305][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 9.508674][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 9.533566][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 9.536641][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.850272][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.853233][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.858512][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.868180][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.876788][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.884970][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.892884][ T1] Cyclades driver 2.6 [ 9.895504][ T1] Initializing Nozomi driver 2.1d [ 9.899436][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.902812][ T1] No rocketport ports found; unloading driver [ 9.909796][ T1] Non-volatile memory driver v1.3 [ 9.912358][ T1] Linux agpgart interface v0.103 [ 9.924052][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.928273][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.934182][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.936816][ T1] usbcore: registered new interface driver udl [ 9.992366][ T1] brd: module loaded [ 10.030979][ T1] loop: module loaded [ 10.205869][ T1] zram: Added device: zram0 [ 10.214545][ T1] null_blk: module loaded [ 10.224715][ T1] nfcsim 0.2 initialized [ 10.229281][ T1] Loading iSCSI transport class v2.0-870. [ 10.245299][ T2488] kworker/u4:1 (2488) used greatest stack depth: 26520 bytes left [ 10.267027][ T1] scsi host0: Virtio SCSI HBA [ 10.315717][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 10.323703][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 10.336846][ T1] slram: not enough parameters. [ 10.343519][ T1] ftl_cs: FTL header not found. [ 10.381790][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 10.384847][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 10.388735][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 10.400411][ T1] MACsec IEEE 802.1AE [ 10.403124][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 10.459839][ T1] vcan: Virtual CAN interface driver [ 10.462517][ T1] vxcan: Virtual CAN Tunnel driver [ 10.465231][ T1] slcan: serial line CAN interface driver [ 10.467926][ T1] slcan: 10 dynamic interface channels. [ 10.470860][ T1] CAN device driver interface [ 10.473799][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 10.476560][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 10.479765][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 10.485703][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 10.490297][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 10.493134][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 10.497989][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 10.501187][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 10.504209][ T1] AX.25: bpqether driver version 004 [ 10.506343][ T1] PPP generic driver version 2.4.2 [ 10.509725][ T1] PPP BSD Compression module registered [ 10.512491][ T1] PPP Deflate Compression module registered [ 10.515396][ T1] PPP MPPE Compression module registered [ 10.518578][ T1] NET: Registered protocol family 24 [ 10.521007][ T1] PPTP driver version 0.8.5 [ 10.523725][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 10.527898][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 10.531545][ T1] SLIP linefill/keepalive option. [ 10.533493][ T1] hdlc: HDLC support module revision 1.22 [ 10.535847][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 10.539517][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 10.542314][ T1] LAPB Ethernet driver version 0.02 [ 10.544232][ T1] usbcore: registered new interface driver rndis_wlan [ 10.546689][ T1] mac80211_hwsim: initializing netlink [ 10.573644][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 10.587203][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 10.603765][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 10.607315][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 10.610916][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 10.613891][ T1] usbcore: registered new interface driver pegasus [ 10.616603][ T1] usbcore: registered new interface driver rtl8150 [ 10.620086][ T1] usbcore: registered new interface driver r8152 [ 10.622989][ T1] usbcore: registered new interface driver asix [ 10.626024][ T1] usbcore: registered new interface driver ax88179_178a [ 10.629102][ T1] usbcore: registered new interface driver cdc_ether [ 10.632039][ T1] usbcore: registered new interface driver dm9601 [ 10.634455][ T1] usbcore: registered new interface driver smsc75xx [ 10.638367][ T1] usbcore: registered new interface driver smsc95xx [ 10.641372][ T1] usbcore: registered new interface driver net1080 [ 10.644516][ T1] usbcore: registered new interface driver rndis_host [ 10.647715][ T1] usbcore: registered new interface driver cdc_subset [ 10.651088][ T1] usbcore: registered new interface driver zaurus [ 10.654584][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 10.659070][ T1] usbcore: registered new interface driver cdc_ncm [ 10.662221][ T1] usbcore: registered new interface driver cdc_mbim [ 10.671423][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.680583][ T1] aoe: AoE v85 initialised. [ 10.685642][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 10.689180][ T1] ehci-pci: EHCI PCI platform driver [ 10.692190][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 10.696448][ T1] ohci-pci: OHCI PCI platform driver [ 10.700619][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 10.705470][ T1] usbcore: registered new interface driver cdc_acm [ 10.709672][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.714613][ T1] usbcore: registered new interface driver usblp [ 10.718118][ T1] usbcore: registered new interface driver cdc_wdm [ 10.722882][ T1] usbcore: registered new interface driver uas [ 10.725234][ T1] usbcore: registered new interface driver usb-storage [ 10.728313][ T1] usbcore: registered new interface driver ums-realtek [ 10.731252][ T1] usbcore: registered new interface driver usbserial_generic [ 10.735023][ T1] usbserial: USB Serial support registered for generic [ 10.738954][ T1] usbcore: registered new interface driver ch341 [ 10.741428][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.744555][ T1] usbcore: registered new interface driver cp210x [ 10.747246][ T1] usbserial: USB Serial support registered for cp210x [ 10.751182][ T1] usbcore: registered new interface driver ftdi_sio [ 10.753643][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.757401][ T1] usbcore: registered new interface driver keyspan [ 10.760222][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.765409][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.769162][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.773717][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.777813][ T1] usbcore: registered new interface driver option [ 10.783842][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.791095][ T1] usbcore: registered new interface driver oti6858 [ 10.800598][ T1] usbserial: USB Serial support registered for oti6858 [ 10.807406][ T1] usbcore: registered new interface driver pl2303 [ 10.812614][ T1] usbserial: USB Serial support registered for pl2303 [ 10.817016][ T1] usbcore: registered new interface driver qcserial [ 10.821939][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.826188][ T1] usbcore: registered new interface driver sierra [ 10.830112][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.834430][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.839988][ T1] usbserial: USB Serial support registered for carelink [ 10.843298][ T1] usbserial: USB Serial support registered for zio [ 10.846679][ T1] usbserial: USB Serial support registered for funsoft [ 10.851575][ T1] usbserial: USB Serial support registered for flashloader [ 10.854656][ T1] usbserial: USB Serial support registered for google [ 10.858525][ T1] usbserial: USB Serial support registered for libtransistor [ 10.861619][ T1] usbserial: USB Serial support registered for vivopay [ 10.865372][ T1] usbserial: USB Serial support registered for moto_modem [ 10.872340][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.876763][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.882799][ T1] usbserial: USB Serial support registered for hp4x [ 10.886837][ T1] usbserial: USB Serial support registered for suunto [ 10.891315][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.900896][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.906941][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.915182][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.917683][ C1] random: fast init done [ 10.923119][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.929102][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.934498][ T1] usb usb1: Product: Dummy host controller [ 10.937392][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.940443][ T175] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.944798][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.951649][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.954889][ T175] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.959066][ T175] sd 0:0:1:0: [sda] Write Protect is off [ 10.960368][ T1] hub 1-0:1.0: USB hub found [ 10.965536][ T175] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.967441][ T1] hub 1-0:1.0: 1 port detected [ 10.981078][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.989878][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.994336][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 11.000667][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.008075][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.008154][ T175] sda: sda1 [ 11.013041][ T1] usb usb2: Product: Dummy host controller [ 11.016972][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 11.022685][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 11.029086][ T1] hub 2-0:1.0: USB hub found [ 11.033131][ T175] sd 0:0:1:0: [sda] Attached SCSI disk [ 11.033292][ T1] hub 2-0:1.0: 1 port detected [ 11.042434][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.046659][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 11.051349][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 11.056214][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.062560][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.066581][ T1] usb usb3: Product: Dummy host controller [ 11.072463][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 11.082772][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 11.094439][ T1] hub 3-0:1.0: USB hub found [ 11.100443][ T1] hub 3-0:1.0: 1 port detected [ 11.106054][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.111609][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 11.117322][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 11.124843][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.131967][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.137778][ T1] usb usb4: Product: Dummy host controller [ 11.141070][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 11.145640][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 11.151860][ T1] hub 4-0:1.0: USB hub found [ 11.156473][ T1] hub 4-0:1.0: 1 port detected [ 11.162760][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.169422][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 11.174013][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 11.179720][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.184587][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.190193][ T1] usb usb5: Product: Dummy host controller [ 11.194414][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 11.200901][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 11.206335][ T1] hub 5-0:1.0: USB hub found [ 11.209522][ T1] hub 5-0:1.0: 1 port detected [ 11.216030][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.222117][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 11.227779][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 11.232467][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.238569][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.247035][ T1] usb usb6: Product: Dummy host controller [ 11.249944][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 11.254515][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 11.259743][ T1] hub 6-0:1.0: USB hub found [ 11.263189][ T1] hub 6-0:1.0: 1 port detected [ 11.268893][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.274774][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 11.279286][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 11.284994][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.288979][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.293737][ T1] usb usb7: Product: Dummy host controller [ 11.295881][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 11.299553][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 11.303603][ T1] hub 7-0:1.0: USB hub found [ 11.306178][ T1] hub 7-0:1.0: 1 port detected [ 11.311012][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.314910][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 11.319359][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 11.323528][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.328645][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.331760][ T1] usb usb8: Product: Dummy host controller [ 11.334356][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 11.338165][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 11.342475][ T1] hub 8-0:1.0: USB hub found [ 11.344315][ T1] hub 8-0:1.0: 1 port detected [ 11.362979][ T1] using random self ethernet address [ 11.366376][ T1] using random host ethernet address [ 11.371258][ T1] Mass Storage Function, version: 2009/09/11 [ 11.374589][ T1] LUN: removable file: (no medium) [ 11.376582][ T1] no file given for LUN0 [ 11.378470][ T1] printk: console [ttyGS0] disabled [ 11.383581][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 11.388160][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 11.391745][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 11.394921][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 11.400431][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.405308][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.410056][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 11.414683][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.419261][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 11.424946][ T1] hub 9-0:1.0: USB hub found [ 11.427715][ T1] hub 9-0:1.0: 8 ports detected [ 11.435673][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 11.439415][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 11.443069][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.447097][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.450936][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.453521][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 11.455833][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.459133][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 11.464586][ T1] hub 10-0:1.0: USB hub found [ 11.470878][ T1] hub 10-0:1.0: 8 ports detected [ 11.480211][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 11.483856][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 11.488326][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.491361][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.494744][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 11.498600][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.509393][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 11.515334][ T1] hub 11-0:1.0: USB hub found [ 11.517938][ T1] hub 11-0:1.0: 8 ports detected [ 11.524352][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 11.528107][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 11.535645][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.545291][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.554654][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.561422][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 11.566948][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.570966][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 11.575019][ T1] hub 12-0:1.0: USB hub found [ 11.578290][ T1] hub 12-0:1.0: 8 ports detected [ 11.586254][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 11.591791][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 11.596207][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.599874][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.602869][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 11.605258][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.609077][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 11.613267][ T1] hub 13-0:1.0: USB hub found [ 11.616502][ T1] hub 13-0:1.0: 8 ports detected [ 11.625245][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 11.630539][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 11.642329][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.650636][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.655058][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.659038][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 11.661713][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.665321][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 11.670232][ T1] hub 14-0:1.0: USB hub found [ 11.673046][ T1] hub 14-0:1.0: 8 ports detected [ 11.681918][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 11.686469][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 11.692479][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.696931][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.700608][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 11.703742][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.707247][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 11.713145][ T1] hub 15-0:1.0: USB hub found [ 11.716293][ T1] hub 15-0:1.0: 8 ports detected [ 11.723976][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 11.728137][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 11.735886][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.743904][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.750545][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.755465][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 11.759637][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.772933][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 11.779171][ T1] hub 16-0:1.0: USB hub found [ 11.785574][ T1] hub 16-0:1.0: 8 ports detected [ 11.795961][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 11.801050][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 11.806107][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.811583][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.814670][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 11.817209][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.822567][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 11.829423][ T1] hub 17-0:1.0: USB hub found [ 11.833023][ T1] hub 17-0:1.0: 8 ports detected [ 11.841970][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 11.847217][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 11.856713][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.869061][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.873359][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.878187][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 11.881537][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.886776][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 11.893329][ T1] hub 18-0:1.0: USB hub found [ 11.897788][ T1] hub 18-0:1.0: 8 ports detected [ 11.907427][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 11.913783][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 11.922776][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.926436][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.930259][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 11.934526][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.938744][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 11.943298][ T1] hub 19-0:1.0: USB hub found [ 11.946982][ T1] hub 19-0:1.0: 8 ports detected [ 11.957133][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 11.962374][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 11.966694][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.972374][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.977449][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.982387][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 11.986299][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.991809][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 11.997481][ T1] hub 20-0:1.0: USB hub found [ 11.999511][ T1] hub 20-0:1.0: 8 ports detected [ 12.010146][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 12.015423][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 12.020955][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.025100][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.030985][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 12.035213][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.038918][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 12.043798][ T1] hub 21-0:1.0: USB hub found [ 12.046968][ T1] hub 21-0:1.0: 8 ports detected [ 12.053652][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 12.058535][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 12.065242][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.072334][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.077244][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.081889][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 12.084413][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.089476][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 12.096535][ T1] hub 22-0:1.0: USB hub found [ 12.099700][ T1] hub 22-0:1.0: 8 ports detected [ 12.110863][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 12.117455][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 12.122649][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.128553][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.132364][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 12.135902][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.139189][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 12.144117][ T1] hub 23-0:1.0: USB hub found [ 12.146542][ T1] hub 23-0:1.0: 8 ports detected [ 12.155399][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 12.163240][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 12.168208][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.174209][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.180396][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.186478][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 12.191263][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.195034][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 12.199260][ T1] hub 24-0:1.0: USB hub found [ 12.201510][ T1] hub 24-0:1.0: 8 ports detected [ 12.209817][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 12.217327][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 12.225182][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.231017][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.237069][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 12.240892][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.250650][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 12.258598][ T1] hub 25-0:1.0: USB hub found [ 12.262902][ T1] hub 25-0:1.0: 8 ports detected [ 12.271270][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 12.279489][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 12.288126][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.295574][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.299034][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.301908][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 12.304697][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.307386][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 12.311676][ T1] hub 26-0:1.0: USB hub found [ 12.314138][ T1] hub 26-0:1.0: 8 ports detected [ 12.323448][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 12.326784][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 12.331989][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.335591][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.338338][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 12.340958][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.346627][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 12.355277][ T1] hub 27-0:1.0: USB hub found [ 12.358634][ T1] hub 27-0:1.0: 8 ports detected [ 12.366549][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 12.372132][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 12.376663][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.381463][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.385185][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.388020][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 12.390676][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.394542][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 12.399014][ T1] hub 28-0:1.0: USB hub found [ 12.401323][ T1] hub 28-0:1.0: 8 ports detected [ 12.408923][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 12.412773][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 12.416436][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.419996][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.422960][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 12.425260][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.429965][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 12.434062][ T1] hub 29-0:1.0: USB hub found [ 12.436005][ T1] hub 29-0:1.0: 8 ports detected [ 12.442854][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 12.446534][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 12.451004][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.455472][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.459962][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.462935][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 12.470633][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.480454][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 12.489850][ T1] hub 30-0:1.0: USB hub found [ 12.495154][ T1] hub 30-0:1.0: 8 ports detected [ 12.507004][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 12.518127][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 12.527925][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.538515][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.549201][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 12.557029][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.566533][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 12.575731][ T1] hub 31-0:1.0: USB hub found [ 12.581803][ T1] hub 31-0:1.0: 8 ports detected [ 12.591998][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 12.600303][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 12.610406][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.620151][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.629628][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.638125][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 12.644923][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.654390][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 12.663599][ T1] hub 32-0:1.0: USB hub found [ 12.668719][ T1] hub 32-0:1.0: 8 ports detected [ 12.680768][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 12.689397][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 12.700345][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.710543][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.719395][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 12.726481][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.735570][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 12.743466][ T1] hub 33-0:1.0: USB hub found [ 12.748777][ T1] hub 33-0:1.0: 8 ports detected [ 12.759781][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 12.768052][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 12.776969][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.786954][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.797859][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.806251][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 12.813346][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.822599][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 12.830280][ T1] hub 34-0:1.0: USB hub found [ 12.835339][ T1] hub 34-0:1.0: 8 ports detected [ 12.846014][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 12.854021][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 12.863309][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.874339][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.883006][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 12.889919][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.898623][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 12.906151][ T1] hub 35-0:1.0: USB hub found [ 12.911689][ T1] hub 35-0:1.0: 8 ports detected [ 12.922114][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 12.930572][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 12.939896][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.951553][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.962126][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.972915][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 12.980747][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 12.989549][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 12.998381][ T1] hub 36-0:1.0: USB hub found [ 13.003705][ T1] hub 36-0:1.0: 8 ports detected [ 13.014653][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 13.024030][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 13.034252][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.038751][ T243] floppy0: no floppy controllers found [ 13.043883][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.059729][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 13.067808][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 13.077201][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 13.085784][ T1] hub 37-0:1.0: USB hub found [ 13.091584][ T1] hub 37-0:1.0: 8 ports detected [ 13.102007][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 13.110606][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 13.121142][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.131582][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.140965][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.149669][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 13.156789][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 13.166539][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 13.174264][ T1] hub 38-0:1.0: USB hub found [ 13.179467][ T1] hub 38-0:1.0: 8 ports detected [ 13.191224][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 13.199884][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 13.210274][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.219951][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.228511][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 13.236016][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 13.245473][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 13.253701][ T1] hub 39-0:1.0: USB hub found [ 13.260443][ T1] hub 39-0:1.0: 8 ports detected [ 13.271109][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 13.279243][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 13.288446][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.299958][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.311217][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.321148][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 13.328758][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 13.339156][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 13.350600][ T1] hub 40-0:1.0: USB hub found [ 13.356579][ T1] hub 40-0:1.0: 8 ports detected [ 13.368255][ T1] usbcore: registered new device driver usbip-host [ 13.380271][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 13.394900][ T1] i8042: Warning: Keylock active [ 13.401666][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 13.410446][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 13.484951][ T1] mousedev: PS/2 mouse device common for all mice [ 13.499713][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 13.510712][ T1] rtc_cmos 00:00: registered as rtc0 [ 13.516417][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 13.524451][ T1] i2c /dev entries driver [ 13.531325][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 13.543813][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 13.557194][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 13.567219][ T1] IR NEC protocol handler initialized [ 13.574361][ T1] IR RC5(x/sz) protocol handler initialized [ 13.580825][ T1] IR RC6 protocol handler initialized [ 13.586492][ T1] IR JVC protocol handler initialized [ 13.592566][ T1] IR Sony protocol handler initialized [ 13.598703][ T1] IR SANYO protocol handler initialized [ 13.606709][ T1] IR Sharp protocol handler initialized [ 13.614122][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 13.622990][ T1] IR XMP protocol handler initialized [ 13.630169][ T1] usbcore: registered new interface driver uvcvideo [ 13.639519][ T1] USB Video Class driver (1.1.1) [ 13.645826][ T1] gspca_main: v2.14.0 registered [ 13.671541][ T1] vivid-000: using single planar format API [ 13.696530][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 13.707390][ T2509] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 13.720215][ T1] vivid-000: V4L2 capture device registered as video3 [ 13.731516][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 13.741178][ T1] vivid-000: V4L2 output device registered as video4 [ 13.750927][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 13.763377][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 13.775281][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 13.783628][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 13.791910][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 13.800407][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 13.808816][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 13.818526][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 13.827832][ T1] vivid-001: using multiplanar format API [ 13.849181][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 13.860573][ T1] vivid-001: V4L2 capture device registered as video7 [ 13.872481][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 13.881122][ T1] vivid-001: V4L2 output device registered as video8 [ 13.891429][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 13.903284][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 13.914423][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 13.923074][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 13.933142][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 13.942236][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 13.953256][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 13.964326][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 13.973889][ T1] vivid-002: using single planar format API [ 13.996785][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 14.006205][ T1] vivid-002: V4L2 capture device registered as video11 [ 14.015793][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 14.028827][ T1] vivid-002: V4L2 output device registered as video12 [ 14.041352][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 14.060884][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 14.076330][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 14.089127][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 14.101329][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 14.115005][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 14.126645][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 14.139784][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 14.152878][ T2509] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 14.166630][ T1] vivid-003: using multiplanar format API [ 14.191798][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 14.200317][ T1] vivid-003: V4L2 capture device registered as video15 [ 14.208970][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 14.217257][ T1] vivid-003: V4L2 output device registered as video16 [ 14.224903][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 14.235535][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 14.247408][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 14.263379][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 14.275374][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 14.287615][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 14.300208][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 14.313638][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 14.326035][ T1] vivid-004: using single planar format API [ 14.350728][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 14.360718][ T1] vivid-004: V4L2 capture device registered as video19 [ 14.373595][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 14.385731][ T1] vivid-004: V4L2 output device registered as video20 [ 14.398050][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 14.409254][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 14.421934][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 14.431354][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 14.442723][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 14.452327][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 14.462396][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 14.471996][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 14.481856][ T1] vivid-005: using multiplanar format API [ 14.504042][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 14.512295][ T1] vivid-005: V4L2 capture device registered as video23 [ 14.520088][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 14.529030][ T1] vivid-005: V4L2 output device registered as video24 [ 14.536796][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 14.547467][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 14.558886][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 14.567238][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 14.581961][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 14.590134][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 14.598917][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 14.607830][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 14.616342][ T1] vivid-006: using single planar format API [ 14.635924][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 14.643886][ T1] vivid-006: V4L2 capture device registered as video27 [ 14.651595][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 14.659776][ T1] vivid-006: V4L2 output device registered as video28 [ 14.667303][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 14.681712][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 14.692371][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 14.699959][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 14.707833][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 14.716213][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 14.724640][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 14.732892][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 14.741216][ T1] vivid-007: using multiplanar format API [ 14.760807][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 14.769410][ T1] vivid-007: V4L2 capture device registered as video31 [ 14.777487][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 14.786272][ T1] vivid-007: V4L2 output device registered as video32 [ 14.793831][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 14.803997][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 14.814822][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 14.822509][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 14.830409][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 14.838373][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 14.848180][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 14.856918][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 14.869121][ T1] vivid-008: using single planar format API [ 14.890538][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 14.899526][ T1] vivid-008: V4L2 capture device registered as video35 [ 14.907256][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 14.915932][ T1] vivid-008: V4L2 output device registered as video36 [ 14.923644][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 14.933775][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 14.945961][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 14.954924][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 14.965797][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 14.978996][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 14.990600][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 14.999714][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 15.009180][ T1] vivid-009: using multiplanar format API [ 15.029982][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 15.038737][ T1] vivid-009: V4L2 capture device registered as video39 [ 15.047642][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 15.056661][ T1] vivid-009: V4L2 output device registered as video40 [ 15.065564][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 15.079491][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 15.091875][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 15.101065][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 15.109964][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 15.121277][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 15.132342][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 15.141655][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 15.150902][ T1] vivid-010: using single planar format API [ 15.172049][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 15.181009][ T1] vivid-010: V4L2 capture device registered as video43 [ 15.189343][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 15.199583][ T1] vivid-010: V4L2 output device registered as video44 [ 15.208482][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 15.219631][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 15.231165][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 15.239191][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 15.248177][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 15.259545][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 15.269512][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 15.280856][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 15.290511][ T1] vivid-011: using multiplanar format API [ 15.311366][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 15.319613][ T1] vivid-011: V4L2 capture device registered as video47 [ 15.327311][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 15.335619][ T1] vivid-011: V4L2 output device registered as video48 [ 15.343936][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 15.355304][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 15.365276][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 15.373045][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 15.382346][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 15.390431][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 15.398826][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 15.406963][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 15.415365][ T1] vivid-012: using single planar format API [ 15.434311][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 15.442316][ T1] vivid-012: V4L2 capture device registered as video51 [ 15.450976][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 15.460847][ T1] vivid-012: V4L2 output device registered as video52 [ 15.468306][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 15.478382][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 15.488470][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 15.496170][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 15.503831][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 15.511669][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 15.519929][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 15.528177][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 15.536580][ T1] vivid-013: using multiplanar format API [ 15.557079][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 15.564964][ T1] vivid-013: V4L2 capture device registered as video55 [ 15.572561][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 15.580516][ T1] vivid-013: V4L2 output device registered as video56 [ 15.588396][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 15.598357][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 15.608246][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 15.616049][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 15.623640][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 15.631554][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 15.639908][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 15.648315][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 15.657234][ T1] vivid-014: using single planar format API [ 15.676599][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 15.684736][ T1] vivid-014: V4L2 capture device registered as video59 [ 15.692262][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 15.700374][ T1] vivid-014: V4L2 output device registered as video60 [ 15.707882][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 15.717743][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 15.727451][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 15.735213][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 15.742877][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 15.750729][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 15.758968][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 15.767257][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 15.775712][ T1] vivid-015: using multiplanar format API [ 15.795430][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 15.803693][ T1] vivid-015: V4L2 capture device registered as video63 [ 15.811186][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 15.819400][ T1] vivid-015: V4L2 output device registered as video64 [ 15.826932][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 15.836855][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 15.846788][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 15.854713][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 15.863072][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 15.871176][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 15.879482][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 15.887757][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 15.897614][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 15.906373][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 15.915552][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 15.924979][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 15.934914][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 15.941672][ T1] iTCO_vendor_support: vendor-support=0 [ 15.949441][ T1] device-mapper: uevent: version 1.0.3 [ 15.955922][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 15.967087][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 15.975114][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 15.982616][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 15.990483][ T1] device-mapper: raid: Loading target version 1.15.1 [ 16.000314][ T1] Bluetooth: HCI UART driver ver 2.3 [ 16.005615][ T1] Bluetooth: HCI UART protocol H4 registered [ 16.011836][ T1] Bluetooth: HCI UART protocol BCSP registered [ 16.018267][ T1] Bluetooth: HCI UART protocol LL registered [ 16.024397][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 16.031735][ T1] Bluetooth: HCI UART protocol QCA registered [ 16.037844][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 16.044213][ T1] Bluetooth: HCI UART protocol Marvell registered [ 16.051058][ T1] usbcore: registered new interface driver bfusb [ 16.057883][ T1] usbcore: registered new interface driver btusb [ 16.065307][ T1] CAPI 2.0 started up with major 68 (middleware) [ 16.071788][ T1] Modular ISDN core version 1.1.29 [ 16.078034][ T1] NET: Registered protocol family 34 [ 16.083361][ T1] DSP module 2.0 [ 16.086904][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 16.105623][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 16.112045][ T1] 0 virtual devices registered [ 16.116797][ T1] intel_pstate: CPU model not supported [ 16.125681][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 16.134261][ T1] usnic_verbs:usnic_uiom_init:563: [ 16.134265][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 16.150100][ T1] usnic_verbs:usnic_ib_init:667: [ 16.150106][ T1] Unable to initialize umem with err -1 [ 16.162552][ T1] iscsi: registered transport (iser) [ 16.168856][ T1] SoftiWARP attached [ 16.172948][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 16.184613][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 16.196026][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 16.215395][ T1] hid: raw HID events driver (C) Jiri Kosina [ 16.247492][ T1] usbcore: registered new interface driver usbhid [ 16.254677][ T1] usbhid: USB HID core driver [ 16.262970][ T1] ashmem: initialized [ 16.396877][ T1] usbcore: registered new interface driver snd-usb-audio [ 16.404612][ T1] drop_monitor: Initializing network drop monitor service [ 16.413244][ T1] NET: Registered protocol family 26 [ 16.419100][ T1] GACT probability on [ 16.423119][ T1] Mirror/redirect action on [ 16.428141][ T1] Simple TC action Loaded [ 16.434806][ T1] netem: version 1.3 [ 16.438989][ T1] u32 classifier [ 16.442529][ T1] Performance counters on [ 16.447199][ T1] input device check on [ 16.451754][ T1] Actions configured [ 16.458010][ T1] nf_conntrack_irc: failed to register helpers [ 16.464295][ T1] nf_conntrack_sane: failed to register helpers [ 16.511044][ T1] nf_conntrack_sip: failed to register helpers [ 16.522213][ T1] xt_time: kernel timezone is -0000 [ 16.527730][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 16.534825][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 16.544364][ T1] IPVS: ipvs loaded. [ 16.548540][ T1] IPVS: [rr] scheduler registered. [ 16.554409][ T1] IPVS: [wrr] scheduler registered. [ 16.559866][ T1] IPVS: [lc] scheduler registered. [ 16.565495][ T1] IPVS: [wlc] scheduler registered. [ 16.571262][ T1] IPVS: [fo] scheduler registered. [ 16.576610][ T1] IPVS: [ovf] scheduler registered. [ 16.581968][ T1] IPVS: [lblc] scheduler registered. [ 16.587261][ T1] IPVS: [lblcr] scheduler registered. [ 16.592644][ T1] IPVS: [dh] scheduler registered. [ 16.597782][ T1] IPVS: [sh] scheduler registered. [ 16.602879][ T1] IPVS: [mh] scheduler registered. [ 16.608050][ T1] IPVS: [sed] scheduler registered. [ 16.613242][ T1] IPVS: [nq] scheduler registered. [ 16.618547][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 16.624829][ T1] IPVS: [sip] pe registered. [ 16.629706][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 16.638543][ T1] gre: GRE over IPv4 demultiplexor driver [ 16.644599][ T1] ip_gre: GRE over IPv4 tunneling driver [ 16.658063][ T1] IPv4 over IPsec tunneling driver [ 16.667418][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 16.677030][ T1] Initializing XFRM netlink socket [ 16.683693][ T1] IPsec XFRM device driver [ 16.689387][ T1] NET: Registered protocol family 10 [ 16.694915][ T1] [ 16.697245][ T1] ============================= [ 16.702331][ T1] WARNING: suspicious RCU usage [ 16.707171][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 16.714438][ T1] ----------------------------- [ 16.719818][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 16.727843][ T1] [ 16.727843][ T1] other info that might help us debug this: [ 16.727843][ T1] [ 16.738279][ T1] [ 16.738279][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.746918][ T1] 1 lock held by swapper/0/1: [ 16.751602][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 16.762090][ T1] [ 16.762090][ T1] stack backtrace: [ 16.768192][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 16.777274][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.778163][ T1] Call Trace: [ 16.778163][ T1] dump_stack+0x18f/0x20d [ 16.778163][ T1] ip6mr_get_table+0x153/0x180 [ 16.778163][ T1] ip6mr_new_table+0x1b/0x70 [ 16.778163][ T1] ip6mr_net_init+0x133/0x3f0 [ 16.778163][ T1] ? ip6mr_net_exit+0x100/0x100 [ 16.778163][ T1] ops_init+0xaf/0x420 [ 16.778163][ T1] register_pernet_operations+0x346/0x840 [ 16.778163][ T1] ? setup_net+0x860/0x860 [ 16.778163][ T1] ? down_write_killable+0x170/0x170 [ 16.778163][ T1] ? cpus_read_unlock+0xa4/0x140 [ 16.778163][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 16.778163][ T1] ? unix_diag_init+0x11/0x11 [ 16.778163][ T1] register_pernet_subsys+0x25/0x40 [ 16.778163][ T1] ip6_mr_init+0x49/0x152 [ 16.778163][ T1] inet6_init+0x1d7/0x6dc [ 16.778163][ T1] do_one_initcall+0x10a/0x7d0 [ 16.778163][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 16.778163][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 16.778163][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 16.778163][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 16.778163][ T1] kernel_init_freeable+0x501/0x5ae [ 16.778163][ T1] ? rest_init+0x365/0x365 [ 16.778163][ T1] kernel_init+0xd/0x1bb [ 16.778163][ T1] ret_from_fork+0x24/0x30 [ 16.929255][ T1] Segment Routing with IPv6 [ 16.934677][ T1] mip6: Mobile IPv6 [ 16.944642][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 16.958040][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 16.967289][ T1] NET: Registered protocol family 17 [ 16.974018][ T1] NET: Registered protocol family 15 [ 16.979885][ T1] Bridge firewalling registered [ 16.986659][ T1] NET: Registered protocol family 9 [ 16.993478][ T1] X25: Linux Version 0.2 [ 17.028185][ T1] NET: Registered protocol family 6 [ 17.068165][ T1] NET: Registered protocol family 11 [ 17.074468][ T1] NET: Registered protocol family 3 [ 17.079869][ T1] can: controller area network core (rev 20170425 abi 9) [ 17.087410][ T1] NET: Registered protocol family 29 [ 17.092913][ T1] can: raw protocol (rev 20170425) [ 17.098286][ T1] can: broadcast manager protocol (rev 20170425 t) [ 17.105647][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 17.112482][ T1] can: SAE J1939 [ 17.117061][ T1] Bluetooth: RFCOMM TTY layer initialized [ 17.125841][ T1] Bluetooth: RFCOMM socket layer initialized [ 17.132246][ T1] Bluetooth: RFCOMM ver 1.11 [ 17.137299][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 17.143499][ T1] Bluetooth: BNEP filters: protocol multicast [ 17.149811][ T1] Bluetooth: BNEP socket layer initialized [ 17.156156][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 17.162175][ T1] Bluetooth: CMTP socket layer initialized [ 17.168106][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 17.174929][ T1] Bluetooth: HIDP socket layer initialized [ 17.181372][ T1] RPC: Registered rdma transport module. [ 17.187747][ T1] RPC: Registered rdma backchannel transport module. [ 17.197907][ T1] NET: Registered protocol family 33 [ 17.203577][ T1] Key type rxrpc registered [ 17.208137][ T1] Key type rxrpc_s registered [ 17.215085][ T1] NET: Registered protocol family 41 [ 17.221407][ T1] lec:lane_module_init: lec.c: initialized [ 17.228533][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 17.234417][ T1] l2tp_core: L2TP core driver, V2.0 [ 17.239970][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 17.246935][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 17.254329][ T1] l2tp_netlink: L2TP netlink interface [ 17.260278][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 17.267267][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 17.275495][ T1] NET: Registered protocol family 35 [ 17.283158][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 17.299966][ T1] DCCP: Activated CCID 2 (TCP-like) [ 17.305702][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 17.314958][ T1] sctp: Hash tables configured (bind 32/56) [ 17.322822][ T1] NET: Registered protocol family 21 [ 17.329578][ T1] Registered RDS/infiniband transport [ 17.337375][ T1] Registered RDS/tcp transport [ 17.342407][ T1] tipc: Activated (version 2.0.0) [ 17.348682][ T1] NET: Registered protocol family 30 [ 17.355345][ T1] tipc: Started in single node mode [ 17.361845][ T1] NET: Registered protocol family 43 [ 17.367485][ T1] 9pnet: Installing 9P2000 support [ 17.373428][ T1] NET: Registered protocol family 37 [ 17.383184][ T1] NET: Registered protocol family 36 [ 17.389674][ T1] Key type dns_resolver registered [ 17.395015][ T1] Key type ceph registered [ 17.401346][ T1] libceph: loaded (mon/osd proto 15/24) [ 17.415373][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 17.425866][ T1] openvswitch: Open vSwitch switching datapath [ 17.435071][ T1] NET: Registered protocol family 40 [ 17.442352][ T1] mpls_gso: MPLS GSO support [ 17.453995][ T1] IPI shorthand broadcast: enabled [ 17.459599][ T1] AVX2 version of gcm_enc/dec engaged. [ 17.465289][ T1] AES CTR mode by8 optimization enabled [ 17.476579][ T1] sched_clock: Marking stable (17444721508, 31811971)->(17487974339, -11440860) [ 17.487843][ T1] registered taskstats version 1 [ 17.493436][ T1] Loading compiled-in X.509 certificates [ 17.503992][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 17.516256][ T1] zswap: loaded using pool lzo/zbud [ 17.524215][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 17.534004][ T1] Key type ._fscrypt registered [ 17.539505][ T1] Key type .fscrypt registered [ 17.544952][ T1] Key type fscrypt-provisioning registered [ 17.553507][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 17.561710][ T1] FS-Cache: Netfs 'afs' registered for caching [ 17.578136][ T1] Btrfs loaded, crc32c=crc32c-intel [ 17.588328][ T1] Key type big_key registered [ 17.596185][ T1] Key type encrypted registered [ 17.603113][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 17.610318][ T1] ima: No TPM chip found, activating TPM-bypass! [ 17.616930][ T1] ima: Allocated hash algorithm: sha256 [ 17.623249][ T1] ima: No architecture policies found [ 17.628955][ T1] evm: Initialising EVM extended attributes: [ 17.635244][ T1] evm: security.selinux [ 17.640003][ T1] evm: security.SMACK64 [ 17.644969][ T1] evm: security.SMACK64EXEC [ 17.650371][ T1] evm: security.SMACK64TRANSMUTE [ 17.659387][ T1] evm: security.SMACK64MMAP [ 17.663921][ T1] evm: security.apparmor [ 17.668566][ T1] evm: security.ima [ 17.672720][ T1] evm: security.capability [ 17.677314][ T1] evm: HMAC attrs: 0x1 [ 17.683468][ T1] PM: Magic number: 0:864:473 [ 17.691459][ T1] printk: console [netcon0] enabled [ 17.696670][ T1] netconsole: network logging started [ 17.705915][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 17.715212][ T1] rdma_rxe: loaded [ 17.719602][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 17.730585][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 17.739133][ T2509] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 17.749367][ T1] ALSA device list: [ 17.754036][ T1] #0: Dummy 1 [ 17.757859][ T2509] cfg80211: failed to load regulatory.db [ 17.765565][ T1] #1: Loopback 1 [ 17.769903][ T1] #2: Virtual MIDI Card 1 [ 17.778977][ T1] md: Waiting for all devices to be available before autodetect [ 17.786930][ T1] md: If you don't use raid, use raid=noautodetect [ 17.798010][ T1] md: Autodetecting RAID arrays. [ 17.803046][ T1] md: autorun ... [ 17.806740][ T1] md: ... autorun DONE. [ 17.874415][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 17.882828][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 17.948062][ T1] devtmpfs: mounted [ 17.961785][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 17.968829][ T1] Kernel memory protection disabled. [ 18.008401][ T1] Run /sbin/init as init process [ 18.599940][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 18.616689][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 18.624643][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 18.698737][ 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) [ 18.721486][ T1] systemd[1]: Detected virtualization kvm. [ 18.727664][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 18.779808][ T1] systemd[1]: Set hostname to . [ 19.106455][ T3889] systemd-cryptse (3889) used greatest stack depth: 25136 bytes left [ 19.211013][ T3898] selinux-autorel (3898) used greatest stack depth: 24848 bytes left [ 19.226597][ T3896] systemd-fstab-generator[3896]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 19.245747][ T3896] systemd-fstab-generator[3896]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 19.251626][ T3894] systemd-sysv-ge (3894) used greatest stack depth: 23720 bytes left [ 19.264569][ T3896] systemd-fstab-generator[3896]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 19.313063][ T3888] systemd[3888]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 19.817956][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 19.868492][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 19.910189][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 19.950739][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 19.998401][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Reached target Swap. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Paths. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on udev Control Socket. [ 20.324009][ T1] [ 20.328545][ T1] ============================= [ 20.334048][ T1] WARNING: suspicious RCU usage [ 20.339441][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 20.346511][ T1] ----------------------------- [ 20.351580][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 20.363284][ T1] [ 20.363284][ T1] other info that might help us debug this: [ 20.363284][ T1] [ 20.374730][ T1] [ 20.374730][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.383801][ T1] 2 locks held by systemd/1: [ 20.388852][ T1] #0: ffff888098dfa450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 20.399330][ T1] #1: ffff8880988e8310 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 20.411109][ T1] [ 20.411109][ T1] stack backtrace: [ 20.417879][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 20.428412][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.441158][ T1] Call Trace: [ 20.445690][ T1] dump_stack+0x18f/0x20d [ 20.451192][ T1] evm_protected_xattr+0x1c2/0x210 [ 20.457245][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 20.464385][ T1] evm_inode_setxattr+0xc4/0xf0 [ 20.470952][ T1] security_inode_setxattr+0x18f/0x200 [ 20.477423][ T1] vfs_setxattr+0xa7/0xf0 [ 20.482548][ T1] setxattr+0x23d/0x330 [ 20.488449][ T1] ? vfs_setxattr+0xf0/0xf0 [ 20.494574][ T1] ? lock_acquire+0x1f4/0x940 [ 20.502579][ T1] ? mnt_want_write+0x3a/0xb0 [ 20.508935][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 20.516275][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 20.522973][ T1] ? preempt_count_add+0x74/0x140 [ 20.529487][ T1] ? preempt_count_add+0x74/0x140 [ 20.536080][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 20.544025][ T1] path_setxattr+0x170/0x190 [ 20.550960][ T1] ? setxattr+0x330/0x330 [ 20.555781][ T1] ? task_work_run+0x160/0x1b0 [ 20.561054][ T1] __x64_sys_setxattr+0xc0/0x160 [ 20.566215][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 20.572622][ T1] do_syscall_64+0xf6/0x7d0 [ 20.577547][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.584747][ T1] RIP: 0033:0x7fe46005e67a [ 20.590216][ 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 [ 20.612340][ T1] RSP: 002b:00007fffef423568 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 20.621727][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe46005e67a [ 20.630641][ T1] RDX: 00007fffef4235e0 RSI: 0000556ea53ddf9b RDI: 0000556ea6766760 [ 20.639565][ T1] RBP: 0000556ea53ddf9b R08: 0000000000000000 R09: 0000000000000030 [ 20.649222][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fffef4235e0 [ 20.657361][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000556ea6751700 [ OK ] Created slice System Slice. Starting Remount Root and Kernel File Systems... [ OK ] Created slice system-serial\x2dgetty.slice. Starting Load Kernel Modules... [ 20.866534][ T3901] EXT4-fs (sda1): re-mounted. Opts: (null) Mounting /sys/kernel/debug... Mounting POSIX Message Queue File System... Mounting Huge Pages File System... Mounting /proc/sys/fs/binfmt_misc... [ OK ] Reached target Slices. Mounting /sys/kernel/config... [ OK ] Created slice system-getty.slice. Starting Create Static Device Nodes in /dev... [ OK ] Listening on Journal Audit Socket. Starting Journal Service... [ OK ] Reached target Sockets. [ 21.519112][ T3919] systemd-tmpfile (3919) used greatest stack depth: 22688 bytes left [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 23.910211][ T3920] systemd-journald[3920]: 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. [ 24.451253][ T3967] [ 24.453743][ T3967] ============================= [ 24.460206][ T3967] WARNING: suspicious RCU usage [ 24.465099][ T3967] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 24.472716][ T3967] ----------------------------- [ 24.479070][ T3967] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 24.489066][ T3967] [ 24.489066][ T3967] other info that might help us debug this: [ 24.489066][ T3967] [ 24.493571][ T1] [ 24.500307][ T3967] [ 24.500307][ T3967] rcu_scheduler_active = 2, debug_locks = 1 [ 24.510661][ T3967] 1 lock held by ip/3967: [ 24.515026][ T3967] #0: ffffffff8a5b22a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 24.518398][ T1] ============================= [ 24.525816][ T3967] [ 24.525816][ T3967] stack backtrace: [ 24.536191][ T3967] CPU: 0 PID: 3967 Comm: ip Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 24.537614][ T1] WARNING: suspicious RCU usage [ 24.544987][ T3967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.557577][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 24.560052][ T3967] Call Trace: [ 24.566549][ T1] ----------------------------- [ 24.569830][ T3967] dump_stack+0x18f/0x20d [ 24.569848][ T3967] bpq_device_event+0x609/0x75a [ 24.569866][ T3967] notifier_call_chain+0xc0/0x230 [ 24.569887][ T3967] call_netdevice_notifiers_info+0xb5/0x130 [ 24.569903][ T3967] __dev_notify_flags+0x121/0x2c0 [ 24.597575][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 24.600110][ T3967] ? dev_change_name+0x700/0x700 [ 24.613864][ T3967] ? dev_set_allmulti+0x30/0x30 [ 24.617572][ T1] [ 24.617572][ T1] other info that might help us debug this: [ 24.617572][ T1] [ 24.618726][ T3967] ? print_usage_bug+0x240/0x240 [ 24.633918][ T3967] dev_change_flags+0x100/0x160 [ 24.637578][ T1] [ 24.637578][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 24.638796][ T3967] do_setlink+0xa1c/0x35d0 [ 24.646859][ T1] 4 locks held by systemd/1: [ 24.651264][ T3967] ? mark_lock+0x129/0x1390 [ 24.651279][ T3967] ? rtnl_getlink+0xab0/0xab0 [ 24.651292][ T3967] ? print_usage_bug+0x240/0x240 [ 24.651303][ T3967] ? mark_lock+0x129/0x1390 [ 24.651324][ T3967] ? mark_lock+0x129/0x1390 [ 24.677570][ T1] #0: ffff8880984f6450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 24.678984][ T3967] ? __lock_acquire+0xca1/0x3f20 [ 24.692860][ T3967] ? memset+0x20/0x40 [ 24.696882][ T3967] ? __nla_validate_parse+0x2af/0x1cc0 [ 24.697570][ T1] #1: ffff8880a93c4888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 24.702350][ T3967] ? mark_held_locks+0xe0/0xe0 [ 24.716460][ T3967] ? deref_stack_reg+0xaa/0xe0 [ 24.722035][ T3967] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 24.727578][ T1] #2: ffff888096d1f4d0 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 24.729238][ T3967] ? nla_memcpy+0xa0/0xa0 [ 24.743188][ T3967] ? mark_held_locks+0xe0/0xe0 [ 24.747571][ T1] #3: ffffffff89e5de48 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 24.747960][ T3967] ? deref_stack_reg+0xaa/0xe0 [ 24.762950][ T3967] __rtnl_newlink+0xad0/0x1590 [ 24.767571][ T1] [ 24.767571][ T1] stack backtrace: [ 24.767734][ T3967] ? rtnl_link_unregister+0x240/0x240 [ 24.778968][ T3967] ? is_bpf_text_address+0xcb/0x160 [ 24.784179][ T3967] ? kernel_text_address+0x6e/0xe0 [ 24.789295][ T3967] ? __kernel_text_address+0x9/0x30 [ 24.794490][ T3967] ? unwind_get_return_address+0x5a/0xa0 [ 24.800191][ T3967] ? profile_setup.cold+0xc1/0xc1 [ 24.805239][ T3967] ? arch_stack_walk+0x97/0xf0 [ 24.810057][ T3967] ? stack_trace_save+0x8c/0xc0 [ 24.815019][ T3967] ? stack_trace_consume_entry+0x160/0x160 [ 24.820879][ T3967] ? rtnl_newlink+0x46/0xa0 [ 24.825427][ T3967] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.830998][ T3967] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 24.836978][ T3967] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 24.842798][ T3967] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 24.848359][ T3967] rtnl_newlink+0x64/0xa0 [ 24.852678][ T3967] ? __rtnl_newlink+0x1590/0x1590 [ 24.857690][ T3967] rtnetlink_rcv_msg+0x44e/0xad0 [ 24.862635][ T3967] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 24.867933][ T3967] ? lock_acquire+0x1f4/0x940 [ 24.874167][ T3967] ? netlink_deliver_tap+0x146/0xcc0 [ 24.879569][ T3967] netlink_rcv_skb+0x15a/0x430 [ 24.884342][ T3967] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 24.889648][ T3967] ? netlink_ack+0xa60/0xa60 [ 24.894259][ T3967] ? netlink_deliver_tap+0x236/0xcc0 [ 24.899553][ T3967] netlink_unicast+0x537/0x740 [ 24.904334][ T3967] ? netlink_attachskb+0x810/0x810 [ 24.909451][ T3967] ? _copy_from_iter_full+0x25c/0x870 [ 24.914826][ T3967] ? __phys_addr_symbol+0x2c/0x70 [ 24.919846][ T3967] ? __check_object_size+0x171/0x437 [ 24.925591][ T3967] netlink_sendmsg+0x882/0xe10 [ 24.930361][ T3967] ? aa_af_perm+0x260/0x260 [ 24.934855][ T3967] ? netlink_unicast+0x740/0x740 [ 24.939803][ T3967] ? netlink_unicast+0x740/0x740 [ 24.944748][ T3967] sock_sendmsg+0xcf/0x120 [ 24.949174][ T3967] ____sys_sendmsg+0x6bf/0x7e0 [ 24.953930][ T3967] ? mark_held_locks+0xe0/0xe0 [ 24.958880][ T3967] ? kernel_sendmsg+0x50/0x50 [ 24.963653][ T3967] ? find_held_lock+0x2d/0x110 [ 24.968944][ T3967] ? mark_lock+0x129/0x1390 [ 24.973442][ T3967] ___sys_sendmsg+0x100/0x170 [ 24.978112][ T3967] ? sendmsg_copy_msghdr+0x70/0x70 [ 24.983234][ T3967] ? migration_entry_to_page+0x310/0x310 [ 24.988919][ T3967] ? do_raw_spin_unlock+0x171/0x260 [ 24.994124][ T3967] ? find_held_lock+0x2d/0x110 [ 24.998885][ T3967] ? do_page_fault+0x59e/0x13da [ 25.003744][ T3967] ? vm_insert_pages+0x6a0/0x6a0 [ 25.008687][ T3967] ? lock_downgrade+0x840/0x840 [ 25.013537][ T3967] ? __fget_light+0x1ab/0x270 [ 25.018240][ T3967] __sys_sendmsg+0xec/0x1b0 [ 25.022750][ T3967] ? __sys_sendmsg_sock+0xb0/0xb0 [ 25.027779][ T3967] ? down_read_nested+0x430/0x430 [ 25.032804][ T3967] ? trace_hardirqs_off_caller+0x55/0x230 [ 25.038520][ T3967] ? do_syscall_64+0x21/0x7d0 [ 25.043207][ T3967] do_syscall_64+0xf6/0x7d0 [ 25.047757][ T3967] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.053753][ T3967] RIP: 0033:0x7fc3bfa54dc7 [ 25.058682][ T3967] 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 [ 25.078555][ T3967] RSP: 002b:00007fff1c6f9bc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 25.087104][ T3967] RAX: ffffffffffffffda RBX: 000000005ea7e8f6 RCX: 00007fc3bfa54dc7 [ 25.095337][ T3967] RDX: 0000000000000000 RSI: 00007fff1c6f9c10 RDI: 0000000000000003 [ 25.103838][ T3967] RBP: 00007fff1c6f9c10 R08: 0000000000001000 R09: fefefeff77686d74 [ 25.111840][ T3967] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff1c6f9c50 [ 25.119919][ T3967] R13: 000055ccfc3883c0 R14: 00007fff1c701cd0 R15: 0000000000000000 [ 25.127940][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 25.137051][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 25.147976][ T1] Call Trace: [ 25.151290][ T1] dump_stack+0x18f/0x20d [ 25.155740][ T1] match_exception_partial+0x2ee/0x340 [ 25.161295][ T1] verify_new_ex+0x176/0x3a0 [ 25.166058][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 25.171523][ T1] ? lock_acquire+0x1f4/0x940 [ 25.176320][ T1] ? kernfs_fop_write+0x1db/0x490 [ 25.181344][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 25.186552][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 25.191524][ T1] ? lock_downgrade+0x840/0x840 [ 25.196380][ T1] cgroup_file_write+0x20d/0x710 [ 25.201318][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 25.206537][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 25.212007][ T1] ? __might_fault+0x190/0x1d0 [ 25.216780][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 25.222152][ T1] kernfs_fop_write+0x268/0x490 [ 25.227187][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 25.232199][ T1] __vfs_write+0x76/0x100 [ 25.236517][ T1] vfs_write+0x268/0x5d0 [ 25.240776][ T1] ksys_write+0x12d/0x250 [ 25.245121][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 25.249901][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 25.255726][ T1] do_syscall_64+0xf6/0x7d0 [ 25.260256][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 25.266169][ T1] RIP: 0033:0x7fe460052970 [ 25.270593][ 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 [ 25.290275][ T1] RSP: 002b:00007fffef423128 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 25.298678][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fe460052970 [ 25.306699][ T1] RDX: 000000000000000a RSI: 0000556ea6787c30 RDI: 0000000000000027 [ 25.314671][ T1] RBP: 0000556ea6787c30 R08: 0000556ea67af200 R09: 00007fe461a88500 [ 25.322632][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 25.330600][ T1] R13: 0000000000000001 R14: 0000556ea67af120 R15: 000000000000000a Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 26.903601][ C1] random: crng init done [ 26.907922][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (17s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (18s / no limit) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ ***] (2 of 2) A start job is running for…dplug all Devices (25s / no limit) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. [ OK ] Started Daily Cleanup of Temporary Directories. Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Daily apt download activities. Starting System Logging Service... [ OK ] Started Regular background program processing daemon. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 52.059032][ T6770] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 52.070779][ T6770] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 52.079287][ T6770] CPU: 0 PID: 6770 Comm: sshd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 52.088217][ T6770] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.098284][ T6770] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 52.104392][ T6770] 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 [ 52.124170][ T6770] RSP: 0018:ffffc90004d47450 EFLAGS: 00010206 [ 52.130432][ T6770] RAX: dffffc0000000000 RBX: ffff8880993b4000 RCX: ffffffff8363732a [ 52.138407][ T6770] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 52.146394][ T6770] RBP: 1ffff920009a8e8b R08: ffff88809d0aa2c0 R09: fffffbfff1519352 [ 52.154374][ T6770] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff88808b3e4fea [ 52.162352][ T6770] R13: ffff88808b3e4000 R14: 0000000000001a72 R15: 0000000000000000 [ 52.170332][ T6770] FS: 00007f4cb1f9b8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 52.179353][ T6770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.185941][ T6770] CR2: 0000556b830418f5 CR3: 0000000094e1f000 CR4: 00000000001406f0 [ 52.193937][ T6770] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.202020][ T6770] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.209987][ T6770] Call Trace: [ 52.213307][ T6770] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 52.218684][ T6770] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 52.224519][ T6770] ? __kmalloc+0x62f/0x7a0 [ 52.228965][ T6770] ? tomoyo_realpath_from_path+0xc2/0x620 [ 52.234696][ T6770] tomoyo_realpath_from_path+0x393/0x620 [ 52.240352][ T6770] tomoyo_path_number_perm+0x1c2/0x4d0 [ 52.245818][ T6770] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 52.251462][ T6770] ? tomoyo_execute_permission+0x470/0x470 [ 52.257370][ T6770] ? d_alloc_parallel+0x785/0x1b10 [ 52.262502][ T6770] ? d_alloc_parallel+0x9ea/0x1b10 [ 52.267645][ T6770] ? rcu_read_lock_held_common+0x130/0x130 [ 52.273457][ T6770] ? print_usage_bug+0x240/0x240 [ 52.278439][ T6770] tomoyo_path_mknod+0x10d/0x190 [ 52.283392][ T6770] ? tomoyo_path_chown+0x1b0/0x1b0 [ 52.288541][ T6770] ? mark_held_locks+0x9f/0xe0 [ 52.293306][ T6770] ? d_lookup+0xec/0x250 [ 52.297562][ T6770] security_path_mknod+0x116/0x180 [ 52.302675][ T6770] lookup_open+0x5ae/0x1320 [ 52.307186][ T6770] ? page_put_link+0x210/0x210 [ 52.311964][ T6770] ? preempt_count_add+0x74/0x140 [ 52.317278][ T6770] ? __mnt_want_write+0x1da/0x2c0 [ 52.322329][ T6770] path_openat+0x93c/0x27f0 [ 52.326857][ T6770] ? path_lookupat.isra.0+0x530/0x530 [ 52.332250][ T6770] ? up_read+0x1a8/0x750 [ 52.336493][ T6770] ? mark_held_locks+0xe0/0xe0 [ 52.341282][ T6770] ? down_read_nested+0x430/0x430 [ 52.346347][ T6770] do_filp_open+0x192/0x260 [ 52.350872][ T6770] ? may_open_dev+0xf0/0xf0 [ 52.355388][ T6770] ? simple_attr_release+0x40/0x40 [ 52.360506][ T6770] ? _raw_spin_unlock+0x24/0x40 [ 52.365361][ T6770] ? __alloc_fd+0x46d/0x600 [ 52.369969][ T6770] do_sys_openat2+0x585/0x7d0 [ 52.374739][ T6770] ? file_open_root+0x400/0x400 [ 52.379693][ T6770] ? up_read+0x1a8/0x750 [ 52.384159][ T6770] do_sys_open+0xc3/0x140 [ 52.388502][ T6770] ? filp_open+0x70/0x70 [ 52.392782][ T6770] ? handle_mm_fault+0x29e/0x660 [ 52.397738][ T6770] ? trace_hardirqs_off_caller+0x55/0x230 [ 52.403508][ T6770] do_syscall_64+0xf6/0x7d0 [ 52.408020][ T6770] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.414006][ T6770] RIP: 0033:0x7f4cb01046f0 [ 52.418532][ T6770] 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 [ 52.438137][ T6770] RSP: 002b:00007ffe8395a708 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 52.446550][ T6770] RAX: ffffffffffffffda RBX: 0000556b846032f0 RCX: 00007f4cb01046f0 [ 52.454520][ T6770] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000556b830418f5 [ 52.462492][ T6770] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 52.470465][ T6770] R10: 0000000000000240 R11: 0000000000000246 R12: 0000556b8301251e [ 52.478437][ T6770] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 52.486423][ T6770] Modules linked in: [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty[ 52.834209][ T6770] ---[ end trace ef61dcbd54e9e189 ]--- on tty6. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User Sys[ 52.860957][ T6770] RIP: 0010:tomoyo_get_local_path+0x450/0x800 tem. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ 52.976937][ T6770] 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 [ 53.068253][ T6770] RSP: 0018:ffffc90004d47450 EFLAGS: 00010206 [ 53.081666][ T6770] RAX: dffffc0000000000 RBX: ffff8880993b4000 RCX: ffffffff8363732a [ 53.089655][ T6770] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 53.162132][ T6770] RBP: 1ffff920009a8e8b R08: ffff88809d0aa2c0 R09: fffffbfff1519352 Starting Load/Save RF Kill Switch Status... [ 53.224836][ T6770] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff88808b3e4fea [ 53.361200][ T6770] R13: ffff88808b3e4000 R14: 0000000000001a72 R15: 0000000000000000 [ 53.369324][ T6770] FS: 00007f4cb1f9b8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 53.416294][ T6770] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.441972][ T6770] CR2: 00007fe460315958 CR3: 0000000094e1f000 CR4: 00000000001406f0 [ 53.449986][ T6770] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.602129][ T6770] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.602137][ T6770] Kernel panic - not syncing: Fatal exception [ 53.603506][ T6770] Kernel Offset: disabled [ 53.621811][ T6770] Rebooting in 86400 seconds..