[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200430-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 [ 0.000006][ T0] kvm-clock: cpu 0, msr be42001, primary cpu clock [ 0.000006][ T0] kvm-clock: using sched offset of 6101276175 cycles [ 0.001683][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.006198][ T0] tsc: Detected 2300.000 MHz processor [ 0.009446][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.011404][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.013582][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.021804][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.024037][ T0] check: Scanning 1 areas for low memory corruption [ 0.025723][ T0] Using GB pages for direct mapping [ 0.029649][ T0] ACPI: Early table checksum verification disabled [ 0.032270][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.034250][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.036818][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.039656][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.042790][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.044308][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.046101][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.048402][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.051362][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.054573][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.058591][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.060295][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.061972][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.064179][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.066260][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.067950][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.071308][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.075122][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.077826][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.082873][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.085897][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.141961][ T0] Zone ranges: [ 0.143271][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.145047][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.147383][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.149404][ T0] Device empty [ 0.150227][ T0] Movable zone start for each node [ 0.152003][ T0] Early memory node ranges [ 0.153193][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.155418][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.157252][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.159618][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.161994][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.162001][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.193420][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.650545][ T0] kasan: KernelAddressSanitizer initialized [ 0.652793][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.654731][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.657229][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.659446][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.662150][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.664338][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.665678][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.667540][ T0] Using ACPI (MADT) for SMP configuration information [ 0.668993][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.670251][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.672350][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.674936][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.677614][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.679065][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.681070][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.682944][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.685353][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.687128][ T0] Booting paravirtualized kernel on KVM [ 0.688926][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.746128][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.750352][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.752676][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.754808][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.756816][ T0] Policy zone: Normal [ 0.757911][ 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 [ 0.778208][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.684590][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17329K rwdata, 21708K rodata, 2776K init, 24504K bss, 1402688K reserved, 0K cma-reserved) [ 1.696525][ T0] Running RCU self tests [ 1.698273][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.700487][ T0] rcu: RCU lockdep checking is enabled. [ 1.702461][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.705112][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.707456][ T0] Trampoline variant of Tasks RCU enabled. [ 1.708888][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.710928][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.721597][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.724774][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.729141][ T0] Console: colour VGA+ 80x25 [ 1.734006][ T0] printk: console [ttyS0] enabled [ 1.734006][ T0] printk: console [ttyS0] enabled [ 1.737190][ T0] printk: bootconsole [earlyser0] disabled [ 1.737190][ T0] printk: bootconsole [earlyser0] disabled [ 1.740310][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.742517][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.743538][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.744879][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.746506][ T0] ... CLASSHASH_SIZE: 4096 [ 1.747480][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.749133][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.750522][ T0] ... CHAINHASH_SIZE: 32768 [ 1.752114][ T0] memory used by lock dependency info: 6301 kB [ 1.753929][ T0] memory used for stack traces: 4224 kB [ 1.755361][ T0] per task-struct memory footprint: 1920 bytes [ 1.757461][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.760065][ T0] ACPI: Core revision 20200326 [ 1.763466][ T0] APIC: Switch to symmetric I/O mode setup [ 1.765636][ T0] x2apic enabled [ 1.768096][ T0] Switched APIC routing to physical x2apic. [ 1.773748][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.776210][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.780750][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.790759][ T0] pid_max: default: 32768 minimum: 301 [ 1.793546][ T0] LSM: Security Framework initializing [ 1.794963][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.797672][ T0] Yama: becoming mindful. [ 1.798911][ T0] TOMOYO Linux initialized [ 1.802784][ T0] AppArmor: AppArmor initialized [ 1.812527][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.819209][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.821106][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.822770][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.829203][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.830243][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.830785][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.832461][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.832496][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.838514][ T0] MDS: Mitigation: Clear CPU buffers [ 1.841554][ T0] Freeing SMP alternatives memory: 96K [ 1.967617][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.970737][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.970737][ T1] rcu: Hierarchical SRCU implementation. [ 1.971071][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.975308][ T1] smp: Bringing up secondary CPUs ... [ 1.982557][ T1] x86: Booting SMP configuration: [ 1.984490][ T1] .... node #0, CPUs: #1 [ 0.056120][ T0] kvm-clock: cpu 1, msr be42041, secondary cpu clock [ 1.987867][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 1.991017][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.992353][ T1] smpboot: Max logical packages: 1 [ 1.994151][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.001135][ T1] devtmpfs: initialized [ 2.003464][ T1] x86/mm: Memory block size: 128MB [ 2.034793][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.035043][ T22] kworker/u4:0 (22) used greatest stack depth: 27296 bytes left [ 2.034793][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.044364][ T1] xor: automatically using best checksumming function avx [ 2.048096][ T1] PM: RTC time: 07:53:45, date: 2020-04-30 [ 2.050896][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.050900][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.057910][ T1] NET: Registered protocol family 16 [ 2.064885][ T1] audit: initializing netlink subsys (disabled) [ 2.067467][ T27] audit: type=2000 audit(1588233225.167:1): state=initialized audit_enabled=0 res=1 [ 2.071574][ T1] cpuidle: using governor menu [ 2.080808][ T1] ACPI: bus type PCI registered [ 2.083279][ T1] dca service started, version 1.12.1 [ 2.083279][ T1] PCI: Using configuration type 1 for base access [ 2.629386][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.631470][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.633458][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.652338][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.860779][ T1] raid6: avx2x4 gen() 11475 MB/s [ 3.030753][ T1] raid6: avx2x4 xor() 5758 MB/s [ 3.193727][ T1] raid6: avx2x2 gen() 8414 MB/s [ 3.363728][ T1] raid6: avx2x2 xor() 3582 MB/s [ 3.533734][ T1] raid6: avx2x1 gen() 4622 MB/s [ 3.703730][ T1] raid6: avx2x1 xor() 1894 MB/s [ 3.873719][ T1] raid6: sse2x4 gen() 6105 MB/s [ 4.043717][ T1] raid6: sse2x4 xor() 3224 MB/s [ 4.213716][ T1] raid6: sse2x2 gen() 4179 MB/s [ 4.383720][ T1] raid6: sse2x2 xor() 1850 MB/s [ 4.553728][ T1] raid6: sse2x1 gen() 2378 MB/s [ 4.723763][ T1] raid6: sse2x1 xor() 984 MB/s [ 4.725616][ T1] raid6: using algorithm avx2x4 gen() 11475 MB/s [ 4.728080][ T1] raid6: .... xor() 5758 MB/s, rmw enabled [ 4.730655][ T1] raid6: using avx2x2 recovery algorithm [ 4.732033][ T1] ACPI: Added _OSI(Module Device) [ 4.733537][ T1] ACPI: Added _OSI(Processor Device) [ 4.735077][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.736747][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.740802][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.742152][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.744190][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.801336][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.873116][ T1] ACPI: Interpreter enabled [ 4.874999][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.875909][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.877905][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.883389][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.987904][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.990827][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.992786][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.002134][ T1] PCI host bridge to bus 0000:00 [ 5.003808][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 5.006189][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.008383][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.010784][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.013788][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.016234][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.018519][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 5.026649][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 5.046217][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.062534][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.068328][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.076278][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.082585][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.101088][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.109071][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.114406][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.130965][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.139899][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.144597][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.176943][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.181634][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.186154][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.191623][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.194754][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.205431][ T1] iommu: Default domain type: Translated [ 5.207152][ T1] vgaarb: loaded [ 5.213088][ T1] SCSI subsystem initialized [ 5.214883][ T1] ACPI: bus type USB registered [ 5.220956][ T1] usbcore: registered new interface driver usbfs [ 5.221374][ T1] usbcore: registered new interface driver hub [ 5.221374][ T1] usbcore: registered new device driver usb [ 5.221826][ T1] mc: Linux media interface: v0.10 [ 5.223750][ T1] videodev: Linux video capture interface: v2.00 [ 5.231422][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.231422][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.235567][ T1429] kworker/u4:2 (1429) used greatest stack depth: 26944 bytes left [ 5.235567][ T1] PTP clock support registered [ 5.239139][ T1] EDAC MC: Ver: 3.0.0 [ 5.242673][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.244582][ T1] PCI: Using ACPI for IRQ routing [ 5.250753][ T1] Bluetooth: Core ver 2.22 [ 5.252214][ T1] NET: Registered protocol family 31 [ 5.252214][ T1] Bluetooth: HCI device and connection manager initialized [ 5.252214][ T1] Bluetooth: HCI socket layer initialized [ 5.252214][ T1] Bluetooth: L2CAP socket layer initialized [ 5.252634][ T1] Bluetooth: SCO socket layer initialized [ 5.254146][ T1] NET: Registered protocol family 8 [ 5.255522][ T1] NET: Registered protocol family 20 [ 5.261014][ T1] NetLabel: Initializing [ 5.261014][ T1] NetLabel: domain hash size = 128 [ 5.261252][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.263140][ T1] NetLabel: unlabeled traffic allowed by default [ 5.271862][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.272150][ T1] NET: Registered protocol family 39 [ 5.282580][ T1] clocksource: Switched to clocksource kvm-clock [ 8.004097][ T1] VFS: Disk quotas dquot_6.6.0 [ 8.005684][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 8.008975][ T1] FS-Cache: Loaded [ 8.011603][ T1] CacheFiles: Loaded [ 8.013585][ T1] TOMOYO: 2.6.0 [ 8.014914][ T1] Mandatory Access Control activated. [ 8.018962][ T1] AppArmor: AppArmor Filesystem Enabled [ 8.021354][ T1] pnp: PnP ACPI init [ 8.035927][ T1] pnp: PnP ACPI: found 7 devices [ 8.092031][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.094582][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.096867][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.099011][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.102813][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.106813][ T1] NET: Registered protocol family 2 [ 8.111499][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.117173][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.126284][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.133207][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.137628][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.140539][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.144006][ T1] [ 8.144826][ T1] ============================= [ 8.146362][ T1] WARNING: suspicious RCU usage [ 8.147172][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 8.148682][ T1] ----------------------------- [ 8.150318][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.151772][ T1] [ 8.151772][ T1] other info that might help us debug this: [ 8.151772][ T1] [ 8.155228][ T1] [ 8.155228][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.156671][ T1] 1 lock held by swapper/0/1: [ 8.158282][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.161414][ T1] [ 8.161414][ T1] stack backtrace: [ 8.163324][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 8.166860][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.169595][ T1] Call Trace: [ 8.170422][ T1] dump_stack+0x18f/0x20d [ 8.171365][ T1] ipmr_get_table+0x130/0x160 [ 8.171378][ T1] ipmr_net_init+0x133/0x430 [ 8.171378][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.171378][ T1] ops_init+0xaf/0x420 [ 8.171378][ T1] register_pernet_operations+0x346/0x840 [ 8.171378][ T1] ? setup_net+0x860/0x860 [ 8.171378][ T1] ? down_write_killable+0x170/0x170 [ 8.171378][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.171378][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.171378][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.171378][ T1] register_pernet_subsys+0x25/0x40 [ 8.171378][ T1] ip_mr_init+0x36/0x168 [ 8.171378][ T1] inet_init+0x298/0x424 [ 8.171378][ T1] do_one_initcall+0x10a/0x7d0 [ 8.171378][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.171378][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.171378][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.171378][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.171378][ T1] kernel_init_freeable+0x501/0x5ae [ 8.171378][ T1] ? rest_init+0x365/0x365 [ 8.171378][ T1] kernel_init+0xd/0x1bb [ 8.171378][ T1] ret_from_fork+0x24/0x30 [ 8.201642][ T1] NET: Registered protocol family 1 [ 8.205970][ T1] RPC: Registered named UNIX socket transport module. [ 8.209480][ T1] RPC: Registered udp transport module. [ 8.211812][ T1] RPC: Registered tcp transport module. [ 8.213808][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.217195][ T1] NET: Registered protocol family 44 [ 8.218028][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.219822][ T1] PCI: CLS 0 bytes, default 64 [ 8.224901][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.227357][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.233461][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.239608][ T1] kvm: already loaded the other module [ 8.241316][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.244577][ T1] clocksource: Switched to clocksource tsc [ 8.247520][ T1] mce: Machine check injector initialized [ 8.253433][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.314113][ T1] Initialise system trusted keyrings [ 8.316818][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.319939][ T1] zbud: loaded [ 8.327735][ T1] DLM installed [ 8.340220][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.345950][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.350083][ T1] NFS: Registering the id_resolver key type [ 8.352442][ T1] Key type id_resolver registered [ 8.353559][ T1] Key type id_legacy registered [ 8.355118][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.357615][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.366538][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.370037][ T1] Key type cifs.spnego registered [ 8.372265][ T1] Key type cifs.idmap registered [ 8.373055][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.374993][ T1] fuse: init (API version 7.31) [ 8.379830][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.392549][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.398218][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.399826][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.402980][ T1] ocfs2: Registered cluster interface o2cb [ 8.405925][ T1] ocfs2: Registered cluster interface user [ 8.408686][ T1] OCFS2 User DLM kernel interface loaded [ 8.420037][ T1] gfs2: GFS2 installed [ 8.424560][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.425887][ T1] ceph: loaded (mds proto 32) [ 8.439041][ T1] NET: Registered protocol family 38 [ 8.441459][ T1] async_tx: api initialized (async) [ 8.443098][ T1] Key type asymmetric registered [ 8.444681][ T1] Asymmetric key parser 'x509' registered [ 8.446801][ T1] Asymmetric key parser 'pkcs8' registered [ 8.448943][ T1] Key type pkcs7_test registered [ 8.450540][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.452426][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.455676][ T1] io scheduler mq-deadline registered [ 8.457534][ T1] io scheduler kyber registered [ 8.459239][ T1] io scheduler bfq registered [ 8.471863][ T1] hgafb: HGA card not detected. [ 8.473369][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.476140][ T1] usbcore: registered new interface driver udlfb [ 8.481688][ T1] uvesafb: failed to execute /sbin/v86d [ 8.483357][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.484916][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.486634][ T1] uvesafb: vbe_init() failed with -22 [ 8.487858][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.489797][ T1] vga16fb: mapped to 0x00000000349243c2 [ 8.556453][ T1] Console: switching to colour frame buffer device 80x30 [ 8.845919][ T1] fb0: VGA16 VGA frame buffer device [ 8.849893][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.861583][ T1] ACPI: Power Button [PWRF] [ 8.864333][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.867675][ T1] ACPI: Sleep Button [SLPF] [ 8.875311][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.891077][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.894074][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.910723][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.913480][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.931895][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.934786][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.954938][ T1807] kworker/u4:4 (1807) used greatest stack depth: 26920 bytes left [ 8.990289][ T1888] kworker/u4:2 (1888) used greatest stack depth: 26840 bytes left [ 9.006968][ T1908] kworker/u4:4 (1908) used greatest stack depth: 26696 bytes left [ 9.110403][ T2089] kworker/u4:2 (2089) used greatest stack depth: 26344 bytes left [ 9.239454][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.242823][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.245812][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.254412][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.262233][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.268882][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.276522][ T1] Cyclades driver 2.6 [ 9.278570][ T1] Initializing Nozomi driver 2.1d [ 9.281370][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.288964][ T1] No rocketport ports found; unloading driver [ 9.298054][ T1] Non-volatile memory driver v1.3 [ 9.304332][ T1] Linux agpgart interface v0.103 [ 9.319544][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.327635][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.337994][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.345583][ T1] usbcore: registered new interface driver udl [ 9.401110][ T1] brd: module loaded [ 9.441601][ T1] loop: module loaded [ 9.618856][ T1] zram: Added device: zram0 [ 9.629786][ T1] null_blk: module loaded [ 9.640590][ T1] nfcsim 0.2 initialized [ 9.647969][ T1] Loading iSCSI transport class v2.0-870. [ 9.678608][ T1] scsi host0: Virtio SCSI HBA [ 9.727490][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.730749][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.754966][ T1] slram: not enough parameters. [ 9.770227][ T1] ftl_cs: FTL header not found. [ 9.826583][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.835386][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.846646][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.866584][ T1] MACsec IEEE 802.1AE [ 9.871994][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.916261][ T1] vcan: Virtual CAN interface driver [ 9.921636][ T1] vxcan: Virtual CAN Tunnel driver [ 9.926757][ T1] slcan: serial line CAN interface driver [ 9.932913][ T1] slcan: 10 dynamic interface channels. [ 9.938488][ T1] CAN device driver interface [ 9.944927][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.952269][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.959270][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.967928][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.975409][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.982299][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.991198][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.997130][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 10.003016][ T1] AX.25: bpqether driver version 004 [ 10.008308][ T1] PPP generic driver version 2.4.2 [ 10.014865][ T1] PPP BSD Compression module registered [ 10.020466][ T1] PPP Deflate Compression module registered [ 10.026592][ T1] PPP MPPE Compression module registered [ 10.032350][ T1] NET: Registered protocol family 24 [ 10.037880][ T1] PPTP driver version 0.8.5 [ 10.044525][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 10.060847][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 10.069751][ T1] SLIP linefill/keepalive option. [ 10.076068][ T1] hdlc: HDLC support module revision 1.22 [ 10.083195][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 10.092249][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 10.099824][ T1] LAPB Ethernet driver version 0.02 [ 10.105466][ T1] usbcore: registered new interface driver rndis_wlan [ 10.117415][ T1] mac80211_hwsim: initializing netlink [ 10.158839][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 10.192598][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 10.221078][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 10.230854][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 10.239118][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 10.248682][ T1] usbcore: registered new interface driver pegasus [ 10.257249][ T1] usbcore: registered new interface driver rtl8150 [ 10.264547][ T1] usbcore: registered new interface driver r8152 [ 10.272913][ T1] usbcore: registered new interface driver asix [ 10.279938][ T1] usbcore: registered new interface driver ax88179_178a [ 10.289021][ T1] usbcore: registered new interface driver cdc_ether [ 10.297958][ T1] usbcore: registered new interface driver dm9601 [ 10.305163][ T1] usbcore: registered new interface driver smsc75xx [ 10.313775][ T1] usbcore: registered new interface driver smsc95xx [ 10.321081][ T1] usbcore: registered new interface driver net1080 [ 10.328311][ T1] usbcore: registered new interface driver rndis_host [ 10.337074][ T1] usbcore: registered new interface driver cdc_subset [ 10.345787][ T1] usbcore: registered new interface driver zaurus [ 10.352907][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 10.363466][ T1] usbcore: registered new interface driver cdc_ncm [ 10.370596][ T1] usbcore: registered new interface driver cdc_mbim [ 10.379400][ C1] random: fast init done [ 10.391345][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.397942][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.405824][ T56] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.414573][ T56] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.414639][ T1] aoe: AoE v85 initialised. [ 10.425598][ T56] sd 0:0:1:0: [sda] Write Protect is off [ 10.431671][ T56] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.435565][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 10.449119][ T1] ehci-pci: EHCI PCI platform driver [ 10.455439][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 10.462632][ T1] ohci-pci: OHCI PCI platform driver [ 10.468313][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 10.477408][ T1] usbcore: registered new interface driver cdc_acm [ 10.484218][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.493428][ T1] usbcore: registered new interface driver usblp [ 10.500055][ T1] usbcore: registered new interface driver cdc_wdm [ 10.507153][ T1] usbcore: registered new interface driver uas [ 10.513660][ T1] usbcore: registered new interface driver usb-storage [ 10.520684][ T1] usbcore: registered new interface driver ums-realtek [ 10.528255][ T1] usbcore: registered new interface driver usbserial_generic [ 10.536207][ T56] sda: sda1 [ 10.536654][ T1] usbserial: USB Serial support registered for generic [ 10.546684][ T1] usbcore: registered new interface driver ch341 [ 10.547682][ T56] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.553782][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.565908][ T1] usbcore: registered new interface driver cp210x [ 10.572498][ T1] usbserial: USB Serial support registered for cp210x [ 10.579423][ T1] usbcore: registered new interface driver ftdi_sio [ 10.586163][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.594641][ T1] usbcore: registered new interface driver keyspan [ 10.601316][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.610288][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.618766][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.627080][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.635433][ T1] usbcore: registered new interface driver option [ 10.641982][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.649959][ T1] usbcore: registered new interface driver oti6858 [ 10.656645][ T1] usbserial: USB Serial support registered for oti6858 [ 10.663670][ T1] usbcore: registered new interface driver pl2303 [ 10.671896][ T1] usbserial: USB Serial support registered for pl2303 [ 10.678819][ T1] usbcore: registered new interface driver qcserial [ 10.685629][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.693631][ T1] usbcore: registered new interface driver sierra [ 10.700146][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.707984][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.715535][ T1] usbserial: USB Serial support registered for carelink [ 10.722649][ T1] usbserial: USB Serial support registered for zio [ 10.729250][ T1] usbserial: USB Serial support registered for funsoft [ 10.736279][ T1] usbserial: USB Serial support registered for flashloader [ 10.743667][ T1] usbserial: USB Serial support registered for google [ 10.750556][ T1] usbserial: USB Serial support registered for libtransistor [ 10.758223][ T1] usbserial: USB Serial support registered for vivopay [ 10.765203][ T1] usbserial: USB Serial support registered for moto_modem [ 10.772450][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.780007][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.787341][ T1] usbserial: USB Serial support registered for hp4x [ 10.794068][ T1] usbserial: USB Serial support registered for suunto [ 10.801101][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.810345][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.818681][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.826226][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.835683][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.844935][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.853030][ T1] usb usb1: Product: Dummy host controller [ 10.858828][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.867525][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.875838][ T1] hub 1-0:1.0: USB hub found [ 10.881086][ T1] hub 1-0:1.0: 1 port detected [ 10.889080][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.897379][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.904170][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.913195][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.922337][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.930384][ T1] usb usb2: Product: Dummy host controller [ 10.936222][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.944970][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.952565][ T1] hub 2-0:1.0: USB hub found [ 10.957375][ T1] hub 2-0:1.0: 1 port detected [ 10.964740][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.973019][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.979793][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.988825][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.999080][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.007230][ T1] usb usb3: Product: Dummy host controller [ 11.013235][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 11.022113][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 11.029568][ T1] hub 3-0:1.0: USB hub found [ 11.034553][ T1] hub 3-0:1.0: 1 port detected [ 11.041752][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.050011][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 11.057065][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 11.066078][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.075643][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.083736][ T1] usb usb4: Product: Dummy host controller [ 11.089523][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 11.098217][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 11.105633][ T1] hub 4-0:1.0: USB hub found [ 11.110563][ T1] hub 4-0:1.0: 1 port detected [ 11.117722][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.126001][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 11.132793][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 11.142060][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.151220][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.159402][ T1] usb usb5: Product: Dummy host controller [ 11.165242][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 11.173954][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 11.181362][ T1] hub 5-0:1.0: USB hub found [ 11.186171][ T1] hub 5-0:1.0: 1 port detected [ 11.193288][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.201567][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 11.208369][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 11.217382][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.227034][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.235136][ T1] usb usb6: Product: Dummy host controller [ 11.240961][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 11.249771][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 11.257139][ T1] hub 6-0:1.0: USB hub found [ 11.261984][ T1] hub 6-0:1.0: 1 port detected [ 11.269299][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.277583][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 11.284423][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 11.293512][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.302862][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.310967][ T1] usb usb7: Product: Dummy host controller [ 11.316761][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 11.325452][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 11.332881][ T1] hub 7-0:1.0: USB hub found [ 11.337655][ T1] hub 7-0:1.0: 1 port detected [ 11.345567][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 11.353823][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 11.360672][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 11.369716][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.379091][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.387193][ T1] usb usb8: Product: Dummy host controller [ 11.393032][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 11.401706][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 11.408993][ T1] hub 8-0:1.0: USB hub found [ 11.413855][ T1] hub 8-0:1.0: 1 port detected [ 11.433806][ T1] using random self ethernet address [ 11.439175][ T1] using random host ethernet address [ 11.445752][ T1] Mass Storage Function, version: 2009/09/11 [ 11.452063][ T1] LUN: removable file: (no medium) [ 11.457254][ T1] no file given for LUN0 [ 11.461651][ T1] printk: console [ttyGS0] disabled [ 11.469683][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 11.479550][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 11.487927][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 11.496612][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 11.502633][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.511796][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.519869][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 11.526491][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.535090][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 11.542410][ T1] hub 9-0:1.0: USB hub found [ 11.547268][ T1] hub 9-0:1.0: 8 ports detected [ 11.556883][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 11.564723][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 11.573298][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.583030][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.592282][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.600438][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 11.607178][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.615857][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 11.623292][ T1] hub 10-0:1.0: USB hub found [ 11.628171][ T1] hub 10-0:1.0: 8 ports detected [ 11.638691][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 11.646955][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 11.655891][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.665933][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.674131][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 11.680840][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.689512][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 11.696829][ T1] hub 11-0:1.0: USB hub found [ 11.701768][ T1] hub 11-0:1.0: 8 ports detected [ 11.711268][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 11.718652][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 11.727163][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.737023][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.747626][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.755830][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 11.762528][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.771230][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 11.778526][ T1] hub 12-0:1.0: USB hub found [ 11.783516][ T1] hub 12-0:1.0: 8 ports detected [ 11.794204][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 11.801803][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 11.810675][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.820498][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.828707][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 11.835405][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.844280][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 11.851785][ T1] hub 13-0:1.0: USB hub found [ 11.856638][ T1] hub 13-0:1.0: 8 ports detected [ 11.867658][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 11.875183][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 11.883721][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.893431][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.904329][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.912545][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 11.919232][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.928768][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 11.936147][ T1] hub 14-0:1.0: USB hub found [ 11.941167][ T1] hub 14-0:1.0: 8 ports detected [ 11.951712][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 11.959238][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 11.968204][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.978410][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.987220][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 11.994250][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.003267][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 12.010876][ T1] hub 15-0:1.0: USB hub found [ 12.015923][ T1] hub 15-0:1.0: 8 ports detected [ 12.025614][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 12.033213][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 12.041719][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.051445][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.060634][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.069910][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 12.076648][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.085362][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 12.092741][ T1] hub 16-0:1.0: USB hub found [ 12.097608][ T1] hub 16-0:1.0: 8 ports detected [ 12.108202][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 12.115711][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 12.124642][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.134502][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.142895][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 12.149578][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.158294][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 12.165639][ T1] hub 17-0:1.0: USB hub found [ 12.170511][ T1] hub 17-0:1.0: 8 ports detected [ 12.180942][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 12.188557][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 12.197124][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.206797][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.217239][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.225415][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 12.232095][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.240886][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 12.249072][ T1] hub 18-0:1.0: USB hub found [ 12.253997][ T1] hub 18-0:1.0: 8 ports detected [ 12.264706][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 12.272311][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 12.281407][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.291523][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.299670][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 12.306386][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.315213][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 12.322690][ T1] hub 19-0:1.0: USB hub found [ 12.327561][ T1] hub 19-0:1.0: 8 ports detected [ 12.337192][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 12.344671][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 12.353326][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.363023][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.373410][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.381609][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 12.388315][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.397035][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 12.403110][ T164] floppy0: no floppy controllers found [ 12.408939][ T164] work still pending [ 12.415208][ T1] hub 20-0:1.0: USB hub found [ 12.420369][ T1] hub 20-0:1.0: 8 ports detected [ 12.431113][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 12.438691][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 12.448243][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.457483][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.465651][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 12.472354][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.481041][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 12.488407][ T1] hub 21-0:1.0: USB hub found [ 12.493328][ T1] hub 21-0:1.0: 8 ports detected [ 12.503308][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 12.510709][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 12.519207][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.528891][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.539308][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.547679][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 12.554427][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.563128][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 12.570459][ T1] hub 22-0:1.0: USB hub found [ 12.575419][ T1] hub 22-0:1.0: 8 ports detected [ 12.586748][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 12.594243][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 12.603145][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.613016][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.621222][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 12.627909][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.636609][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 12.644155][ T1] hub 23-0:1.0: USB hub found [ 12.649193][ T1] hub 23-0:1.0: 8 ports detected [ 12.658845][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 12.666469][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 12.675122][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.684865][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.695589][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.703890][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 12.710560][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.719288][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 12.727481][ T1] hub 24-0:1.0: USB hub found [ 12.732428][ T1] hub 24-0:1.0: 8 ports detected [ 12.742950][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 12.750365][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 12.759287][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.769150][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.777491][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 12.784234][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.792934][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 12.800260][ T1] hub 25-0:1.0: USB hub found [ 12.805270][ T1] hub 25-0:1.0: 8 ports detected [ 12.814937][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 12.822369][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 12.831234][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.841018][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.850234][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.859657][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 12.866384][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.875086][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 12.882583][ T1] hub 26-0:1.0: USB hub found [ 12.887498][ T1] hub 26-0:1.0: 8 ports detected [ 12.898104][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 12.905588][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 12.914642][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.924581][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.932757][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 12.939558][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.948384][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 12.955744][ T1] hub 27-0:1.0: USB hub found [ 12.960607][ T1] hub 27-0:1.0: 8 ports detected [ 12.970134][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 12.977613][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 12.986170][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.995853][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.006242][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.014453][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 13.021243][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.029901][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 13.037481][ T1] hub 28-0:1.0: USB hub found [ 13.042454][ T1] hub 28-0:1.0: 8 ports detected [ 13.053410][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 13.061049][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 13.070167][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.080308][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.088838][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 13.095532][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.104242][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 13.111909][ T1] hub 29-0:1.0: USB hub found [ 13.116826][ T1] hub 29-0:1.0: 8 ports detected [ 13.126796][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 13.134337][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 13.142952][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.152607][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.163011][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.171196][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 13.177859][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.186563][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 13.194106][ T1] hub 30-0:1.0: USB hub found [ 13.199149][ T1] hub 30-0:1.0: 8 ports detected [ 13.209993][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 13.218034][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 13.227085][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.237100][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.245448][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 13.252419][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.261500][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 13.269056][ T1] hub 31-0:1.0: USB hub found [ 13.274069][ T1] hub 31-0:1.0: 8 ports detected [ 13.285204][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 13.293481][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 13.302360][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.313176][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.322420][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.330576][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 13.337276][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.345961][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 13.353470][ T1] hub 32-0:1.0: USB hub found [ 13.358510][ T1] hub 32-0:1.0: 8 ports detected [ 13.369359][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 13.377258][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 13.386344][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.396808][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.405153][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 13.411869][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.420580][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 13.428160][ T1] hub 33-0:1.0: USB hub found [ 13.433133][ T1] hub 33-0:1.0: 8 ports detected [ 13.442810][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 13.450340][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 13.458980][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.468614][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.479040][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.487240][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 13.493930][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.502623][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 13.510047][ T1] hub 34-0:1.0: USB hub found [ 13.515063][ T1] hub 34-0:1.0: 8 ports detected [ 13.525728][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 13.533480][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 13.542477][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.552350][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.560508][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 13.567236][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.575933][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 13.583349][ T1] hub 35-0:1.0: USB hub found [ 13.588207][ T1] hub 35-0:1.0: 8 ports detected [ 13.598025][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 13.605491][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 13.614094][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.623710][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.634113][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.642277][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 13.648927][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.657635][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 13.665026][ T1] hub 36-0:1.0: USB hub found [ 13.669891][ T1] hub 36-0:1.0: 8 ports detected [ 13.680470][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 13.688191][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 13.697169][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.707037][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.715205][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 13.721895][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.730628][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 13.738104][ T1] hub 37-0:1.0: USB hub found [ 13.742995][ T1] hub 37-0:1.0: 8 ports detected [ 13.752830][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 13.760295][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 13.768901][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.778549][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.788942][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.797143][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 13.803924][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.812620][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 13.819977][ T1] hub 38-0:1.0: USB hub found [ 13.824908][ T1] hub 38-0:1.0: 8 ports detected [ 13.835558][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 13.843315][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 13.852450][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 13.862609][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.870846][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 13.877512][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.886193][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 13.893624][ T1] hub 39-0:1.0: USB hub found [ 13.898582][ T1] hub 39-0:1.0: 8 ports detected [ 13.908198][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 13.915840][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 13.924410][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 13.934071][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 13.944515][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 13.952711][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 13.959392][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 13.968094][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 13.975509][ T1] hub 40-0:1.0: USB hub found [ 13.980395][ T1] hub 40-0:1.0: 8 ports detected [ 13.992126][ T1] usbcore: registered new device driver usbip-host [ 14.001377][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 14.011287][ T1] i8042: Warning: Keylock active [ 14.017517][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 14.024920][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 14.091754][ T1] mousedev: PS/2 mouse device common for all mice [ 14.109173][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 14.118871][ T1] rtc_cmos 00:00: registered as rtc0 [ 14.124228][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 14.131674][ T1] i2c /dev entries driver [ 14.137958][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 14.149620][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 14.159105][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 14.166911][ T1] IR NEC protocol handler initialized [ 14.172335][ T1] IR RC5(x/sz) protocol handler initialized [ 14.178210][ T1] IR RC6 protocol handler initialized [ 14.183676][ T1] IR JVC protocol handler initialized [ 14.189022][ T1] IR Sony protocol handler initialized [ 14.194488][ T1] IR SANYO protocol handler initialized [ 14.200006][ T1] IR Sharp protocol handler initialized [ 14.205578][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 14.212317][ T1] IR XMP protocol handler initialized [ 14.218595][ T1] usbcore: registered new interface driver uvcvideo [ 14.225236][ T1] USB Video Class driver (1.1.1) [ 14.230897][ T1] gspca_main: v2.14.0 registered [ 14.253262][ T1] vivid-000: using single planar format API [ 14.274566][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 14.282623][ T1] vivid-000: V4L2 capture device registered as video3 [ 14.290010][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 14.297854][ T1] vivid-000: V4L2 output device registered as video4 [ 14.305117][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 14.315563][ T2769] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 14.325764][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 14.339584][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 14.347863][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 14.355608][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 14.363737][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 14.371926][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 14.379934][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 14.388333][ T1] vivid-001: using multiplanar format API [ 14.407376][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 14.415357][ T1] vivid-001: V4L2 capture device registered as video7 [ 14.422985][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 14.431001][ T1] vivid-001: V4L2 output device registered as video8 [ 14.438361][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 14.448342][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 14.458075][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 14.465585][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 14.473010][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 14.480642][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 14.489012][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 14.497187][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 14.505447][ T1] vivid-002: using single planar format API [ 14.524493][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 14.532223][ T1] vivid-002: V4L2 capture device registered as video11 [ 14.539754][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 14.547747][ T1] vivid-002: V4L2 output device registered as video12 [ 14.556140][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 14.566903][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 14.576563][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 14.584113][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 14.591559][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 14.599194][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 14.607382][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 14.616342][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 14.624569][ T1] vivid-003: using multiplanar format API [ 14.643513][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 14.651309][ T1] vivid-003: V4L2 capture device registered as video15 [ 14.658776][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 14.666597][ T1] vivid-003: V4L2 output device registered as video16 [ 14.674073][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 14.683750][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 14.693352][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 14.700857][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 14.708219][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 14.715918][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 14.724113][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 14.732256][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 14.740435][ T1] vivid-004: using single planar format API [ 14.759315][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 14.770404][ T1] vivid-004: V4L2 capture device registered as video19 [ 14.781129][ T2769] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 14.791393][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 14.800632][ T1] vivid-004: V4L2 output device registered as video20 [ 14.808693][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 14.818522][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 14.828495][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 14.835995][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 14.843426][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 14.851182][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 14.859378][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 14.867534][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 14.875781][ T1] vivid-005: using multiplanar format API [ 14.895059][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 14.902949][ T1] vivid-005: V4L2 capture device registered as video23 [ 14.910570][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 14.918618][ T1] vivid-005: V4L2 output device registered as video24 [ 14.926041][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 14.936001][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 14.945967][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 14.953614][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 14.961419][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 14.969162][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 14.977407][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 14.985577][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 14.993838][ T1] vivid-006: using single planar format API [ 15.012955][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 15.021037][ T1] vivid-006: V4L2 capture device registered as video27 [ 15.028653][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 15.037094][ T1] vivid-006: V4L2 output device registered as video28 [ 15.044841][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 15.054735][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 15.064693][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 15.072242][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 15.079737][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 15.087609][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 15.095899][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 15.104126][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 15.112389][ T1] vivid-007: using multiplanar format API [ 15.131296][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 15.139245][ T1] vivid-007: V4L2 capture device registered as video31 [ 15.147808][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 15.156038][ T1] vivid-007: V4L2 output device registered as video32 [ 15.163411][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 15.173306][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 15.183138][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 15.190624][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 15.198274][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 15.206145][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 15.214517][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 15.222675][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 15.231827][ T1] vivid-008: using single planar format API [ 15.250999][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 15.258931][ T1] vivid-008: V4L2 capture device registered as video35 [ 15.266501][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 15.274521][ T1] vivid-008: V4L2 output device registered as video36 [ 15.281910][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 15.292086][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 15.301903][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 15.309350][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 15.317023][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 15.324845][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 15.333279][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 15.341615][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 15.349846][ T1] vivid-009: using multiplanar format API [ 15.369255][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 15.378031][ T1] vivid-009: V4L2 capture device registered as video39 [ 15.385679][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 15.394108][ T1] vivid-009: V4L2 output device registered as video40 [ 15.402694][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 15.413357][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 15.424619][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 15.433367][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 15.441541][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 15.450250][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 15.459699][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 15.467896][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 15.476182][ T1] vivid-010: using single planar format API [ 15.495551][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 15.503587][ T1] vivid-010: V4L2 capture device registered as video43 [ 15.511875][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 15.519853][ T1] vivid-010: V4L2 output device registered as video44 [ 15.527330][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 15.537196][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 15.547037][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 15.554929][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 15.562759][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 15.570826][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 15.579084][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 15.587244][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 15.595615][ T1] vivid-011: using multiplanar format API [ 15.614396][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 15.622289][ T1] vivid-011: V4L2 capture device registered as video47 [ 15.629768][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 15.637702][ T1] vivid-011: V4L2 output device registered as video48 [ 15.645113][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 15.654976][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 15.664750][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 15.672339][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 15.680717][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 15.688793][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 15.697168][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 15.705417][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 15.713829][ T1] vivid-012: using single planar format API [ 15.733297][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 15.741365][ T1] vivid-012: V4L2 capture device registered as video51 [ 15.749022][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 15.757622][ T1] vivid-012: V4L2 output device registered as video52 [ 15.765134][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 15.775026][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 15.785052][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 15.792744][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 15.800216][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 15.808094][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 15.816464][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 15.824672][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 15.833089][ T1] vivid-013: using multiplanar format API [ 15.852579][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 15.860732][ T1] vivid-013: V4L2 capture device registered as video55 [ 15.868502][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 15.876641][ T1] vivid-013: V4L2 output device registered as video56 [ 15.884080][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 15.893982][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 15.903731][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 15.911614][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 15.919197][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 15.927090][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 15.935377][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 15.943547][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 15.951947][ T1] vivid-014: using single planar format API [ 15.970959][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 15.978826][ T1] vivid-014: V4L2 capture device registered as video59 [ 15.986623][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 15.994653][ T1] vivid-014: V4L2 output device registered as video60 [ 16.002051][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 16.011866][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 16.021589][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 16.029168][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 16.036733][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 16.044643][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 16.052881][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 16.061240][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 16.069919][ T1] vivid-015: using multiplanar format API [ 16.089596][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 16.097902][ T1] vivid-015: V4L2 capture device registered as video63 [ 16.105772][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 16.113896][ T1] vivid-015: V4L2 output device registered as video64 [ 16.121371][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 16.131613][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 16.141557][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 16.149173][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 16.156712][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 16.164589][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 16.172864][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 16.181124][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 16.192311][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 16.202404][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 16.211591][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 16.220732][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 16.230749][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 16.237402][ T1] iTCO_vendor_support: vendor-support=0 [ 16.245303][ T1] device-mapper: uevent: version 1.0.3 [ 16.252559][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 16.263534][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 16.270987][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 16.278455][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 16.286910][ T1] device-mapper: raid: Loading target version 1.15.1 [ 16.294576][ T1] Bluetooth: HCI UART driver ver 2.3 [ 16.299886][ T1] Bluetooth: HCI UART protocol H4 registered [ 16.305918][ T1] Bluetooth: HCI UART protocol BCSP registered [ 16.312383][ T1] Bluetooth: HCI UART protocol LL registered [ 16.318552][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 16.325829][ T1] Bluetooth: HCI UART protocol QCA registered [ 16.331925][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 16.338288][ T1] Bluetooth: HCI UART protocol Marvell registered [ 16.345061][ T1] usbcore: registered new interface driver bfusb [ 16.351805][ T1] usbcore: registered new interface driver btusb [ 16.359181][ T1] CAPI 2.0 started up with major 68 (middleware) [ 16.365554][ T1] Modular ISDN core version 1.1.29 [ 16.371773][ T1] NET: Registered protocol family 34 [ 16.377171][ T1] DSP module 2.0 [ 16.380715][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 16.400486][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 16.406913][ T1] 0 virtual devices registered [ 16.411946][ T1] intel_pstate: CPU model not supported [ 16.420620][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 16.429159][ T1] usnic_verbs:usnic_uiom_init:563: [ 16.429164][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 16.444605][ T1] usnic_verbs:usnic_ib_init:667: [ 16.444610][ T1] Unable to initialize umem with err -1 [ 16.456734][ T1] iscsi: registered transport (iser) [ 16.463013][ T1] SoftiWARP attached [ 16.467328][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 16.479276][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 16.490696][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 16.511073][ T1] hid: raw HID events driver (C) Jiri Kosina [ 16.555891][ T1] usbcore: registered new interface driver usbhid [ 16.562447][ T1] usbhid: USB HID core driver [ 16.569724][ T1] ashmem: initialized [ 16.698025][ T1] usbcore: registered new interface driver snd-usb-audio [ 16.708267][ T1] drop_monitor: Initializing network drop monitor service [ 16.716128][ T1] NET: Registered protocol family 26 [ 16.723321][ T1] GACT probability on [ 16.727345][ T1] Mirror/redirect action on [ 16.732104][ T1] Simple TC action Loaded [ 16.739176][ T1] netem: version 1.3 [ 16.743572][ T1] u32 classifier [ 16.747100][ T1] Performance counters on [ 16.751927][ T1] input device check on [ 16.756415][ T1] Actions configured [ 16.764206][ T1] nf_conntrack_irc: failed to register helpers [ 16.770487][ T1] nf_conntrack_sane: failed to register helpers [ 16.817084][ T1] nf_conntrack_sip: failed to register helpers [ 16.827414][ T1] xt_time: kernel timezone is -0000 [ 16.832861][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 16.839924][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 16.850145][ T1] IPVS: ipvs loaded. [ 16.854185][ T1] IPVS: [rr] scheduler registered. [ 16.859347][ T1] IPVS: [wrr] scheduler registered. [ 16.864617][ T1] IPVS: [lc] scheduler registered. [ 16.869713][ T1] IPVS: [wlc] scheduler registered. [ 16.875154][ T1] IPVS: [fo] scheduler registered. [ 16.880355][ T1] IPVS: [ovf] scheduler registered. [ 16.885660][ T1] IPVS: [lblc] scheduler registered. [ 16.891232][ T1] IPVS: [lblcr] scheduler registered. [ 16.896588][ T1] IPVS: [dh] scheduler registered. [ 16.901919][ T1] IPVS: [sh] scheduler registered. [ 16.907044][ T1] IPVS: [mh] scheduler registered. [ 16.912207][ T1] IPVS: [sed] scheduler registered. [ 16.917415][ T1] IPVS: [nq] scheduler registered. [ 16.922685][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 16.928594][ T1] IPVS: [sip] pe registered. [ 16.933353][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 16.942358][ T1] gre: GRE over IPv4 demultiplexor driver [ 16.948090][ T1] ip_gre: GRE over IPv4 tunneling driver [ 16.960177][ T1] IPv4 over IPsec tunneling driver [ 16.968988][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 16.976745][ T1] Initializing XFRM netlink socket [ 16.982054][ T1] IPsec XFRM device driver [ 16.987358][ T1] NET: Registered protocol family 10 [ 16.992944][ T1] [ 16.995257][ T1] ============================= [ 17.000078][ T1] WARNING: suspicious RCU usage [ 17.005064][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 17.012318][ T1] ----------------------------- [ 17.017158][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 17.025174][ T1] [ 17.025174][ T1] other info that might help us debug this: [ 17.025174][ T1] [ 17.036189][ T1] [ 17.036189][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 17.044271][ T1] 1 lock held by swapper/0/1: [ 17.048933][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 17.059358][ T1] [ 17.059358][ T1] stack backtrace: [ 17.065447][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 17.074547][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.075402][ T1] Call Trace: [ 17.075402][ T1] dump_stack+0x18f/0x20d [ 17.075402][ T1] ip6mr_get_table+0x153/0x180 [ 17.075402][ T1] ip6mr_new_table+0x1b/0x70 [ 17.075402][ T1] ip6mr_net_init+0x133/0x3f0 [ 17.075402][ T1] ? ip6mr_net_exit+0x100/0x100 [ 17.075402][ T1] ops_init+0xaf/0x420 [ 17.075402][ T1] register_pernet_operations+0x346/0x840 [ 17.075402][ T1] ? setup_net+0x860/0x860 [ 17.075402][ T1] ? down_write_killable+0x170/0x170 [ 17.075402][ T1] ? cpus_read_unlock+0xa4/0x140 [ 17.075402][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 17.075402][ T1] ? unix_diag_init+0x11/0x11 [ 17.075402][ T1] register_pernet_subsys+0x25/0x40 [ 17.075402][ T1] ip6_mr_init+0x49/0x152 [ 17.075402][ T1] inet6_init+0x1d7/0x6dc [ 17.075402][ T1] do_one_initcall+0x10a/0x7d0 [ 17.075402][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 17.075402][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 17.075402][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 17.075402][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 17.075402][ T1] kernel_init_freeable+0x501/0x5ae [ 17.075402][ T1] ? rest_init+0x365/0x365 [ 17.075402][ T1] kernel_init+0xd/0x1bb [ 17.075402][ T1] ret_from_fork+0x24/0x30 [ 17.217079][ T1] Segment Routing with IPv6 [ 17.222081][ T1] mip6: Mobile IPv6 [ 17.229759][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 17.241435][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 17.249467][ T1] NET: Registered protocol family 17 [ 17.254858][ T1] NET: Registered protocol family 15 [ 17.260574][ T1] Bridge firewalling registered [ 17.266826][ T1] NET: Registered protocol family 9 [ 17.272175][ T1] X25: Linux Version 0.2 [ 17.305521][ T1] NET: Registered protocol family 6 [ 17.344617][ T1] NET: Registered protocol family 11 [ 17.350126][ T1] NET: Registered protocol family 3 [ 17.355514][ T1] can: controller area network core (rev 20170425 abi 9) [ 17.363023][ T1] NET: Registered protocol family 29 [ 17.368310][ T1] can: raw protocol (rev 20170425) [ 17.373753][ T1] can: broadcast manager protocol (rev 20170425 t) [ 17.380388][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 17.386982][ T1] can: SAE J1939 [ 17.391110][ T1] Bluetooth: RFCOMM TTY layer initialized [ 17.396871][ T1] Bluetooth: RFCOMM socket layer initialized [ 17.405281][ T1] Bluetooth: RFCOMM ver 1.11 [ 17.409960][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 17.416803][ T1] Bluetooth: BNEP filters: protocol multicast [ 17.423045][ T1] Bluetooth: BNEP socket layer initialized [ 17.428837][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 17.434858][ T1] Bluetooth: CMTP socket layer initialized [ 17.440641][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 17.447429][ T1] Bluetooth: HIDP socket layer initialized [ 17.453808][ T1] RPC: Registered rdma transport module. [ 17.459444][ T1] RPC: Registered rdma backchannel transport module. [ 17.468857][ T1] NET: Registered protocol family 33 [ 17.474257][ T1] Key type rxrpc registered [ 17.478745][ T1] Key type rxrpc_s registered [ 17.484378][ T1] NET: Registered protocol family 41 [ 17.490226][ T1] lec:lane_module_init: lec.c: initialized [ 17.496275][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 17.502139][ T1] l2tp_core: L2TP core driver, V2.0 [ 17.507351][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 17.513060][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 17.519765][ T1] l2tp_netlink: L2TP netlink interface [ 17.525437][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 17.532491][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 17.540118][ T1] NET: Registered protocol family 35 [ 17.545884][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 17.561676][ T1] DCCP: Activated CCID 2 (TCP-like) [ 17.567309][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 17.575331][ T1] sctp: Hash tables configured (bind 32/56) [ 17.582831][ T1] NET: Registered protocol family 21 [ 17.588943][ T1] Registered RDS/infiniband transport [ 17.595350][ T1] Registered RDS/tcp transport [ 17.600223][ T1] tipc: Activated (version 2.0.0) [ 17.605946][ T1] NET: Registered protocol family 30 [ 17.612220][ T1] tipc: Started in single node mode [ 17.618266][ T1] NET: Registered protocol family 43 [ 17.624167][ T1] 9pnet: Installing 9P2000 support [ 17.630058][ T1] NET: Registered protocol family 37 [ 17.639244][ T1] NET: Registered protocol family 36 [ 17.645259][ T1] Key type dns_resolver registered [ 17.650795][ T1] Key type ceph registered [ 17.655943][ T1] libceph: loaded (mon/osd proto 15/24) [ 17.663470][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 17.672818][ T1] openvswitch: Open vSwitch switching datapath [ 17.681355][ T1] NET: Registered protocol family 40 [ 17.686957][ T1] mpls_gso: MPLS GSO support [ 17.697654][ T1] IPI shorthand broadcast: enabled [ 17.703088][ T1] AVX2 version of gcm_enc/dec engaged. [ 17.708642][ T1] AES CTR mode by8 optimization enabled [ 17.719778][ T1] sched_clock: Marking stable (17673608363, 46120142)->(17720989536, -1261031) [ 17.730296][ T1] registered taskstats version 1 [ 17.735362][ T1] Loading compiled-in X.509 certificates [ 17.745811][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 17.758388][ T1] zswap: loaded using pool lzo/zbud [ 17.764712][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 17.774286][ T1] Key type ._fscrypt registered [ 17.779127][ T1] Key type .fscrypt registered [ 17.783928][ T1] Key type fscrypt-provisioning registered [ 17.792374][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 17.799246][ T1] FS-Cache: Netfs 'afs' registered for caching [ 17.814822][ T1] Btrfs loaded, crc32c=crc32c-intel [ 17.825282][ T1] Key type big_key registered [ 17.832267][ T1] Key type encrypted registered [ 17.837173][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 17.844970][ T1] ima: No TPM chip found, activating TPM-bypass! [ 17.851633][ T1] ima: Allocated hash algorithm: sha256 [ 17.857514][ T1] ima: No architecture policies found [ 17.863147][ T1] evm: Initialising EVM extended attributes: [ 17.869106][ T1] evm: security.selinux [ 17.873278][ T1] evm: security.SMACK64 [ 17.877407][ T1] evm: security.SMACK64EXEC [ 17.881927][ T1] evm: security.SMACK64TRANSMUTE [ 17.886835][ T1] evm: security.SMACK64MMAP [ 17.891347][ T1] evm: security.apparmor [ 17.895578][ T1] evm: security.ima [ 17.899616][ T1] evm: security.capability [ 17.904082][ T1] evm: HMAC attrs: 0x1 [ 17.909733][ T1] PM: Magic number: 0:323:876 [ 17.915194][ T1] tty ptyx0: hash matches [ 17.922015][ T1] printk: console [netcon0] enabled [ 17.927217][ T1] netconsole: network logging started [ 17.936009][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 17.944590][ T1] rdma_rxe: loaded [ 17.948705][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 17.959575][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 17.968050][ T2776] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 17.977731][ T1] ALSA device list: [ 17.981596][ T1] #0: Dummy 1 [ 17.985035][ T1] #1: Loopback 1 [ 17.988728][ T1] #2: Virtual MIDI Card 1 [ 17.993388][ T2776] cfg80211: failed to load regulatory.db [ 18.002615][ T1] md: Waiting for all devices to be available before autodetect [ 18.005572][ T1] md: If you don't use raid, use raid=noautodetect [ 18.011596][ T1] md: Autodetecting RAID arrays. [ 18.013161][ T1] md: autorun ... [ 18.014662][ T1] md: ... autorun DONE. [ 18.035872][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 18.038476][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 18.046030][ T1] devtmpfs: mounted [ 18.055037][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 18.056748][ T1] Kernel memory protection disabled. [ 18.101834][ T1] Run /sbin/init as init process [ 19.139461][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 19.150219][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 19.152258][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 19.224013][ 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) [ 19.231671][ T1] systemd[1]: Detected virtualization kvm. [ 19.233687][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 19.278583][ T1] systemd[1]: Set hostname to . [ 19.710198][ T4004] systemd-cryptse (4004) used greatest stack depth: 25136 bytes left [ 19.755173][ T4008] systemd-fstab-generator[4008]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 19.774650][ T4011] selinux-autorel (4011) used greatest stack depth: 24848 bytes left [ 19.777740][ T4008] systemd-fstab-generator[4008]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 19.781840][ T4008] systemd-fstab-generator[4008]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 19.790368][ T4008] systemd-fstab-g (4008) used greatest stack depth: 23880 bytes left [ 19.911767][ T4002] systemd[4002]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 20.222997][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 20.252967][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 20.281324][ T1] systemd[1]: Reached target Encrypted Volumes. [ OK ] Reached target Encrypted Volumes. [ 20.312302][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 20.345396][ T1] [ 20.346383][ T1] ============================= [ 20.347979][ T1] WARNING: suspicious RCU usage [ 20.350034][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 20.352422][ T1] ----------------------------- [ 20.354330][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 20.356615][ T1] [ 20.356615][ T1] other info that might help us debug this: [ 20.356615][ T1] [ 20.359703][ T1] [ 20.359703][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.362187][ T1] 2 locks held by systemd/1: [ 20.363675][ T1] #0: ffff888098428450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 20.366581][ T1] #1: ffff888097518a90 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 20.369160][ T1] [ 20.369160][ T1] stack backtrace: [ 20.371694][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 20.374898][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.377592][ T1] Call Trace: [ 20.378545][ T1] dump_stack+0x18f/0x20d [ 20.379780][ T1] evm_protected_xattr+0x1c2/0x210 [ 20.381125][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 20.382984][ T1] evm_inode_setxattr+0xc4/0xf0 [ 20.384480][ T1] security_inode_setxattr+0x18f/0x200 [ 20.386503][ T1] vfs_setxattr+0xa7/0xf0 [ 20.388053][ T1] setxattr+0x23d/0x330 [ 20.389042][ T1] ? vfs_setxattr+0xf0/0xf0 [ 20.391070][ T1] ? lock_acquire+0x1f4/0x940 [ 20.392464][ T1] ? mnt_want_write+0x3a/0xb0 [ 20.394444][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 20.396066][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 20.397760][ T1] ? preempt_count_add+0x74/0x140 [ 20.398801][ T1] ? preempt_count_add+0x74/0x140 [ 20.400012][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 20.401755][ T1] path_setxattr+0x170/0x190 [ 20.402748][ T1] ? setxattr+0x330/0x330 [ 20.404523][ T1] ? task_work_run+0x160/0x1b0 [ 20.406238][ T1] __x64_sys_setxattr+0xc0/0x160 [ 20.407728][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 20.409128][ T1] do_syscall_64+0xf6/0x7d0 [ 20.410670][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.412431][ T1] RIP: 0033:0x7f5497aac67a [ 20.413415][ 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 [ 20.419937][ T1] RSP: 002b:00007ffebdf587a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 20.422318][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5497aac67a [ 20.424757][ T1] RDX: 00007ffebdf58820 RSI: 0000564772ce0f9b RDI: 0000564773bda980 [ 20.426477][ T1] RBP: 0000564772ce0f9b R08: 0000000000000000 R09: 0000000000000030 [ 20.428507][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffebdf58820 [ 20.430441][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000564773bbc060 [ 20.433140][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ OK ] Created slice system-getty.slice. Mounting Huge Pages File System... [ OK ] Reached target Slices. Mounting /sys/kernel/debug... Mounting /sys/kernel/config... [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Reached target Swap. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Reached target Remote File Systems. Mounting POSIX Message Queue File System... [ OK ] Listening on Journal Socket. Starting Load Kernel Modules... Starting Remount Root and Kernel File Systems... [ OK ] Reached target Paths. Starting Create Static Device Nodes in /dev... [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Listening on udev Kernel Socket. [ OK ] Listening on Syslog Socket. [ 21.081716][ T4026] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Journal Service... [ OK ] Listening on udev Control Socket. [ OK ] Reached target Sockets. [ 21.211009][ T4024] systemd-tmpfile (4024) used greatest stack depth: 23048 bytes left [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems (Pre). Starting Load/Save Random Seed... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 23.653016][ T4032] systemd-journald[4032]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ 24.078765][ T4078] [ 24.079978][ T4078] ============================= [ 24.083197][ T4078] WARNING: suspicious RCU usage [ 24.084268][ T4078] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 24.086515][ T4078] ----------------------------- [ 24.089028][ T4078] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 24.094299][ T4078] [ 24.094299][ T4078] other info that might help us debug this: [ 24.094299][ T4078] [ 24.098341][ T4078] [ 24.098341][ T4078] rcu_scheduler_active = 2, debug_locks = 1 [ 24.101875][ T4078] 1 lock held by ip/4078: [ 24.102503][ T4078] #0: ffffffff8a7b2d48 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 24.104675][ T4078] [ 24.104675][ T4078] stack backtrace: [ 24.106284][ T4078] CPU: 1 PID: 4078 Comm: ip Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 24.108822][ T4078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.111061][ T4078] Call Trace: [ 24.112152][ T4078] dump_stack+0x18f/0x20d [ 24.113397][ T4078] bpq_device_event+0x609/0x75a [ 24.114740][ T4078] notifier_call_chain+0xc0/0x230 [ 24.116174][ T4078] call_netdevice_notifiers_info+0xb5/0x130 [ 24.117591][ T4078] __dev_notify_flags+0x121/0x2c0 [ 24.119675][ T4078] ? dev_change_name+0x700/0x700 [ 24.121506][ T4078] ? dev_set_allmulti+0x30/0x30 [ 24.123295][ T4078] ? print_usage_bug+0x240/0x240 [ 24.124681][ T4078] dev_change_flags+0x100/0x160 [ 24.126184][ T4078] do_setlink+0xa1c/0x35d0 [ 24.127610][ T4078] ? mark_lock+0x129/0x1390 [ 24.128827][ T4078] ? rtnl_getlink+0xab0/0xab0 [ 24.129729][ T4078] ? print_usage_bug+0x240/0x240 [ 24.131249][ T4078] ? mark_lock+0x129/0x1390 [ 24.132699][ T4078] ? mark_lock+0x129/0x1390 [ 24.133675][ T4078] ? __lock_acquire+0xca1/0x3f20 [ 24.135033][ T4078] ? memset+0x20/0x40 [ 24.136527][ T4078] ? __nla_validate_parse+0x2af/0x1cc0 [ 24.137718][ T4078] ? mark_held_locks+0xe0/0xe0 [ 24.139095][ T4078] ? deref_stack_reg+0xaa/0xe0 [ 24.140818][ T4078] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 24.143273][ T4078] ? nla_memcpy+0xa0/0xa0 [ 24.144312][ T4078] ? mark_held_locks+0xe0/0xe0 [ 24.145483][ T4078] ? deref_stack_reg+0xaa/0xe0 [ 24.146759][ T4078] __rtnl_newlink+0xad0/0x1590 [ 24.148542][ T4078] ? rtnl_link_unregister+0x240/0x240 [ 24.150289][ T4078] ? is_bpf_text_address+0xcb/0x160 [ 24.151843][ T4078] ? kernel_text_address+0x6e/0xe0 [ 24.153406][ T4078] ? __kernel_text_address+0x9/0x30 [ 24.155435][ T4078] ? unwind_get_return_address+0x5a/0xa0 [ 24.157438][ T4078] ? profile_setup.cold+0xc1/0xc1 [ 24.159039][ T4078] ? arch_stack_walk+0x97/0xf0 [ 24.160196][ T4078] ? stack_trace_save+0x8c/0xc0 [ 24.161623][ T4078] ? stack_trace_consume_entry+0x160/0x160 [ 24.163391][ T4078] ? rtnl_newlink+0x46/0xa0 [ 24.165089][ T4078] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.166978][ T4078] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 24.168359][ T4078] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 24.169811][ T4078] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 24.171187][ T4078] rtnl_newlink+0x64/0xa0 [ 24.172162][ T4078] ? __rtnl_newlink+0x1590/0x1590 [ 24.173973][ T4078] rtnetlink_rcv_msg+0x44e/0xad0 [ 24.175500][ T4078] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 24.177277][ T4078] ? lock_acquire+0x1f4/0x940 [ 24.178832][ T4078] ? netlink_deliver_tap+0x146/0xcc0 [ 24.179615][ T4078] netlink_rcv_skb+0x15a/0x430 [ 24.181235][ T4078] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 24.182167][ T4078] ? netlink_ack+0xa60/0xa60 [ 24.183216][ T4078] ? netlink_deliver_tap+0x236/0xcc0 [ 24.185297][ T4078] netlink_unicast+0x537/0x740 [ 24.186628][ T4078] ? netlink_attachskb+0x810/0x810 [ 24.188450][ T4078] ? _copy_from_iter_full+0x25c/0x870 [ 24.190037][ T4078] ? __phys_addr_symbol+0x2c/0x70 [ 24.191378][ T4078] ? __check_object_size+0x171/0x437 [ 24.193105][ T4078] netlink_sendmsg+0x882/0xe10 [ 24.194204][ T4078] ? aa_af_perm+0x260/0x260 [ 24.195260][ T4078] ? netlink_unicast+0x740/0x740 [ 24.196708][ T4078] ? netlink_unicast+0x740/0x740 [ 24.198157][ T4078] sock_sendmsg+0xcf/0x120 [ 24.199861][ T4078] ____sys_sendmsg+0x6bf/0x7e0 [ 24.201689][ T4078] ? mark_held_locks+0xe0/0xe0 [ 24.203211][ T4078] ? kernel_sendmsg+0x50/0x50 [ 24.204557][ T4078] ? find_held_lock+0x2d/0x110 [ 24.205464][ T4078] ? mark_lock+0x129/0x1390 [ 24.206745][ T4078] ___sys_sendmsg+0x100/0x170 [ 24.207452][ T4078] ? sendmsg_copy_msghdr+0x70/0x70 [ 24.208307][ T4078] ? migration_entry_to_page+0x310/0x310 [ 24.209941][ T4078] ? do_raw_spin_unlock+0x171/0x260 [ 24.211881][ T4078] ? find_held_lock+0x2d/0x110 [ 24.213264][ T4078] ? do_page_fault+0x59e/0x13da [ 24.214950][ T4078] ? vm_insert_pages+0x6a0/0x6a0 [ 24.216349][ T4078] ? lock_downgrade+0x840/0x840 [ 24.218360][ T4078] ? __fget_light+0x1ab/0x270 [ 24.219362][ T4078] __sys_sendmsg+0xec/0x1b0 [ 24.220249][ T4078] ? __sys_sendmsg_sock+0xb0/0xb0 [ 24.221349][ T4078] ? down_read_nested+0x430/0x430 [ 24.222432][ T4078] ? trace_hardirqs_off_caller+0x55/0x230 [ 24.223867][ T4078] ? do_syscall_64+0x21/0x7d0 [ 24.225296][ T4078] do_syscall_64+0xf6/0x7d0 [ 24.226278][ T4078] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 24.227905][ T4078] RIP: 0033:0x7f671a037dc7 [ 24.229150][ T4078] 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 [ 24.232764][ T4078] RSP: 002b:00007ffd3c3cab58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 24.234483][ T4078] RAX: ffffffffffffffda RBX: 000000005eaa8420 RCX: 00007f671a037dc7 [ 24.236518][ T4078] RDX: 0000000000000000 RSI: 00007ffd3c3caba0 RDI: 0000000000000003 [ 24.238315][ T4078] RBP: 00007ffd3c3caba0 R08: 0000000000001000 R09: fefefeff77686d74 [ 24.240782][ T4078] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffd3c3cabe0 [ 24.243217][ T4078] R13: 000055aa3a7333c0 R14: 00007ffd3c3d2c60 R15: 0000000000000000 [ OK ] Started Create Volatile Files and Directories. [ 24.317740][ T1] [ 24.318679][ T1] ============================= [ 24.320052][ T1] WARNING: suspicious RCU usage [ 24.322782][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 24.324819][ T1] ----------------------------- [ 24.326433][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 24.328385][ T1] [ 24.328385][ T1] other info that might help us debug this: [ 24.328385][ T1] [ 24.330369][ T1] [ 24.330369][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 24.332481][ T1] 4 locks held by systemd/1: [ 24.333912][ T1] #0: ffff888098680450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 24.335305][ T1] #1: ffff8880a8970488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 24.337327][ T1] #2: ffff8880a6d79cf8 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 24.339248][ T1] #3: ffffffff8a05e288 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 24.345268][ T1] [ 24.345268][ T1] stack backtrace: [ 24.347408][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 24.349353][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.351334][ T1] Call Trace: [ 24.352613][ T1] dump_stack+0x18f/0x20d [ 24.354083][ T1] match_exception_partial+0x2ee/0x340 [ 24.355095][ T1] verify_new_ex+0x176/0x3a0 [ 24.356482][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 24.358045][ T1] ? lock_acquire+0x1f4/0x940 [ 24.359553][ T1] ? kernfs_fop_write+0x1db/0x490 [ 24.361197][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 24.362669][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 24.363524][ T1] ? lock_downgrade+0x840/0x840 [ 24.364742][ T1] cgroup_file_write+0x20d/0x710 [ 24.365844][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 24.366803][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 24.367870][ T1] ? __might_fault+0x190/0x1d0 [ 24.369026][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 24.370345][ T1] kernfs_fop_write+0x268/0x490 [ 24.371589][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 24.373369][ T1] __vfs_write+0x76/0x100 [ 24.374276][ T1] vfs_write+0x268/0x5d0 [ 24.375486][ T1] ksys_write+0x12d/0x250 [ 24.376793][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 24.378026][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 24.379744][ T1] do_syscall_64+0xf6/0x7d0 [ 24.380737][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 24.382551][ T1] RIP: 0033:0x7f5497aa0970 [ 24.383708][ 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 [ 24.389803][ T1] RSP: 002b:00007ffebdf58368 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 24.392186][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f5497aa0970 [ 24.393737][ T1] RDX: 000000000000000a RSI: 0000564773bc85c0 RDI: 0000000000000026 [ 24.396496][ T1] RBP: 0000564773bc85c0 R08: 0000564773bdf900 R09: 00007f54994d6500 [ 24.398375][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 24.400214][ T1] R13: 0000000000000001 R14: 0000564773bdf820 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. [ 25.616860][ C1] random: crng init done [ 25.621229][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for dev-ttyS0.device (21s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (21s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ 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 getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Regular background program processing daemon. Starting System Logging Service... Starting Permit User Sessions... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 48.992414][ T6777] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 49.004195][ T6777] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 49.012610][ T6777] CPU: 1 PID: 6777 Comm: sshd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 49.021539][ T6777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.031631][ T6777] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 49.037700][ T6777] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 49.057302][ T6777] RSP: 0018:ffffc90004f27450 EFLAGS: 00010206 [ 49.063370][ T6777] RAX: dffffc0000000000 RBX: ffff8880989e4000 RCX: ffffffff8363aeea [ 49.071450][ T6777] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 49.079557][ T6777] RBP: 1ffff920009e4e8b R08: ffff88809221a0c0 R09: fffffbfff1559772 [ 49.087527][ T6777] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880a81a2fea [ 49.095500][ T6777] R13: ffff8880a81a2000 R14: 0000000000001a79 R15: 0000000000000000 [ 49.103473][ T6777] FS: 00007fb1eda878c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 49.112502][ T6777] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.119088][ T6777] CR2: 00005564ee7c88f5 CR3: 0000000092909000 CR4: 00000000001406e0 [ 49.127063][ T6777] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.135139][ T6777] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.143114][ T6777] Call Trace: [ 49.146416][ T6777] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 49.151793][ T6777] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 49.157605][ T6777] ? __kmalloc+0x62f/0x7a0 [ 49.162022][ T6777] ? tomoyo_realpath_from_path+0xc2/0x620 [ 49.167748][ T6777] ? lock_release+0x800/0x800 [ 49.172423][ T6777] ? __lock_acquire+0x2018/0x3f20 [ 49.177455][ T6777] tomoyo_realpath_from_path+0x393/0x620 [ 49.183091][ T6777] tomoyo_path_number_perm+0x1c2/0x4d0 [ 49.188553][ T6777] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 49.194191][ T6777] ? tomoyo_execute_permission+0x470/0x470 [ 49.200002][ T6777] ? d_alloc_parallel+0x785/0x1b10 [ 49.205132][ T6777] ? d_alloc_parallel+0x9ea/0x1b10 [ 49.210250][ T6777] ? rcu_read_lock_held_common+0x130/0x130 [ 49.216061][ T6777] ? print_usage_bug+0x240/0x240 [ 49.221028][ T6777] tomoyo_path_mknod+0x10d/0x190 [ 49.225965][ T6777] ? tomoyo_path_chown+0x1b0/0x1b0 [ 49.231078][ T6777] ? mark_held_locks+0x9f/0xe0 [ 49.235842][ T6777] ? d_lookup+0xec/0x250 [ 49.240084][ T6777] security_path_mknod+0x116/0x180 [ 49.245196][ T6777] lookup_open+0x5ae/0x1320 [ 49.249699][ T6777] ? page_put_link+0x210/0x210 [ 49.254472][ T6777] ? preempt_count_add+0x74/0x140 [ 49.259494][ T6777] ? __mnt_want_write+0x1da/0x2c0 [ 49.265734][ T6777] path_openat+0x93c/0x27f0 [ 49.270241][ T6777] ? path_lookupat.isra.0+0x530/0x530 [ 49.275616][ T6777] ? up_read+0x1a8/0x750 [ 49.279879][ T6777] ? mark_held_locks+0xe0/0xe0 [ 49.284638][ T6777] ? down_read_nested+0x430/0x430 [ 49.289670][ T6777] do_filp_open+0x192/0x260 [ 49.294188][ T6777] ? may_open_dev+0xf0/0xf0 [ 49.298692][ T6777] ? simple_attr_release+0x40/0x40 [ 49.303802][ T6777] ? _raw_spin_unlock+0x24/0x40 [ 49.308652][ T6777] ? __alloc_fd+0x46d/0x600 [ 49.313157][ T6777] do_sys_openat2+0x585/0x7d0 [ 49.317862][ T6777] ? file_open_root+0x400/0x400 [ 49.322712][ T6777] ? up_read+0x1a8/0x750 [ 49.326959][ T6777] do_sys_open+0xc3/0x140 [ 49.331290][ T6777] ? filp_open+0x70/0x70 [ 49.335536][ T6777] ? handle_mm_fault+0x29e/0x660 [ 49.340469][ T6777] ? trace_hardirqs_off_caller+0x55/0x230 [ 49.346194][ T6777] do_syscall_64+0xf6/0x7d0 [ 49.350703][ T6777] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.356591][ T6777] RIP: 0033:0x7fb1ebbf06f0 [ 49.361003][ T6777] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 49.380601][ T6777] RSP: 002b:00007ffcdbc2e878 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 49.389011][ T6777] RAX: ffffffffffffffda RBX: 00005564f03d3970 RCX: 00007fb1ebbf06f0 [ 49.396980][ T6777] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 00005564ee7c88f5 [ 49.404948][ T6777] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 49.412916][ T6777] R10: 0000000000000240 R11: 0000000000000246 R12: 00005564ee79951e [ 49.420883][ T6777] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 49.428861][ T6777] Modules linked in: [ 50.185108][ T6777] ---[ end trace 069a55783321047a ]--- [ 50.209262][ T6777] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 50.215367][ T6777] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 50.365349][ T6777] RSP: 0018:ffffc90004f27450 EFLAGS: 00010206 [ 50.401003][ T6777] RAX: dffffc0000000000 RBX: ffff8880989e4000 RCX: ffffffff8363aeea [ 50.448320][ T6777] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 50.478593][ T6777] RBP: 1ffff920009e4e8b R08: ffff88809221a0c0 R09: fffffbfff1559772 [ 50.521896][ T6777] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880a81a2fea [ 50.549428][ T6777] R13: ffff8880a81a2000 R14: 0000000000001a79 R15: 0000000000000000 [ 50.590033][ T6777] FS: 00007fb1eda878c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 50.607068][ T6777] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.624250][ T6777] CR2: 00005604483f6fb8 CR3: 0000000092909000 CR4: 00000000001406e0 [ 50.699109][ T6777] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.721091][ T6777] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.738566][ T6777] Kernel panic - not syncing: Fatal exception [ 50.745805][ T6777] Kernel Offset: disabled [ 50.750281][ T6777] Rebooting in 86400 seconds..