[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200429-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000004][ T0] kvm-clock: using sched offset of 3229225807 cycles [ 0.001504][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.006420][ T0] tsc: Detected 2300.000 MHz processor [ 0.009749][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.011475][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.013138][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.020953][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.022400][ T0] check: Scanning 1 areas for low memory corruption [ 0.024519][ T0] Using GB pages for direct mapping [ 0.028276][ T0] ACPI: Early table checksum verification disabled [ 0.030197][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.032186][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.034455][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.037167][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.039611][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.040925][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.042534][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.044493][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.046747][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.049730][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.052164][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.053394][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.054788][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.056898][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.059527][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.061640][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.064916][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.068564][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.070581][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.073657][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.075977][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.132382][ T0] Zone ranges: [ 0.133478][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.135403][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.138895][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.140770][ T0] Device empty [ 0.142040][ T0] Movable zone start for each node [ 0.143034][ T0] Early memory node ranges [ 0.144106][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.145831][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.147574][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.149015][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.150819][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.150825][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.183137][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.664835][ T0] kasan: KernelAddressSanitizer initialized [ 0.667247][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.668866][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.670685][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.672865][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.683644][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.686141][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.688923][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.691235][ T0] Using ACPI (MADT) for SMP configuration information [ 0.693339][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.694550][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.696774][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.700153][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.703039][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.705780][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.709660][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.711643][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.713971][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.715615][ T0] Booting paravirtualized kernel on KVM [ 0.717804][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.775463][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.779728][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.781712][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.784424][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.786303][ T0] Policy zone: Normal [ 0.787124][ 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 [ 0.804382][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.734142][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17323K rwdata, 21704K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.744220][ T0] Running RCU self tests [ 1.745095][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.746792][ T0] rcu: RCU lockdep checking is enabled. [ 1.748152][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.749769][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.752100][ T0] Trampoline variant of Tasks RCU enabled. [ 1.754256][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.756676][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.766872][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.770248][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.774551][ T0] Console: colour VGA+ 80x25 [ 1.778148][ T0] printk: console [ttyS0] enabled [ 1.778148][ T0] printk: console [ttyS0] enabled [ 1.781468][ T0] printk: bootconsole [earlyser0] disabled [ 1.781468][ T0] printk: bootconsole [earlyser0] disabled [ 1.785175][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.787601][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.788831][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.791587][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.792784][ T0] ... CLASSHASH_SIZE: 4096 [ 1.795129][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.796357][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.797888][ T0] ... CHAINHASH_SIZE: 32768 [ 1.799487][ T0] memory used by lock dependency info: 6301 kB [ 1.801193][ T0] memory used for stack traces: 4224 kB [ 1.803283][ T0] per task-struct memory footprint: 1920 bytes [ 1.805568][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.808795][ T0] ACPI: Core revision 20200326 [ 1.812121][ T0] APIC: Switch to symmetric I/O mode setup [ 1.814077][ T0] x2apic enabled [ 1.815915][ T0] Switched APIC routing to physical x2apic. [ 1.821061][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.823608][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.826453][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.828719][ T0] pid_max: default: 32768 minimum: 301 [ 1.831394][ T0] LSM: Security Framework initializing [ 1.836535][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.839279][ T0] Yama: becoming mindful. [ 1.840472][ T0] TOMOYO Linux initialized [ 1.842723][ T0] AppArmor: AppArmor initialized [ 1.851290][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.858391][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.861251][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.864226][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.870467][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.872386][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.874089][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.876504][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.876540][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.881669][ T0] MDS: Mitigation: Clear CPU buffers [ 1.883780][ T0] Freeing SMP alternatives memory: 96K [ 2.007700][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.012038][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.015189][ T1] rcu: Hierarchical SRCU implementation. [ 2.016442][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.018096][ T1] smp: Bringing up secondary CPUs ... [ 2.027063][ T1] x86: Booting SMP configuration: [ 2.028238][ T1] .... node #0, CPUs: #1 [ 0.066369][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 2.031108][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.031108][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.031108][ T1] smpboot: Max logical packages: 1 [ 2.036503][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.040101][ T1] devtmpfs: initialized [ 2.040101][ T1] x86/mm: Memory block size: 128MB [ 2.070611][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.070611][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 2.070611][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.079734][ T1] xor: automatically using best checksumming function avx [ 2.082735][ T1] PM: RTC time: 12:57:15, date: 2020-04-29 [ 2.084290][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.084295][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.089295][ T1] NET: Registered protocol family 16 [ 2.095703][ T1] audit: initializing netlink subsys (disabled) [ 2.096850][ T27] audit: type=2000 audit(1588165035.593:1): state=initialized audit_enabled=0 res=1 [ 2.099707][ T1] cpuidle: using governor menu [ 2.109057][ T1] ACPI: bus type PCI registered [ 2.109385][ T1] dca service started, version 1.12.1 [ 2.110567][ T1] PCI: Using configuration type 1 for base access [ 2.230851][ T172] kworker/u4:3 (172) used greatest stack depth: 27336 bytes left [ 2.435578][ T652] kworker/u4:3 (652) used greatest stack depth: 27200 bytes left [ 2.645218][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.647440][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.648409][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.677673][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.876465][ T1] raid6: avx2x4 gen() 9490 MB/s [ 3.046492][ T1] raid6: avx2x4 xor() 5833 MB/s [ 3.211844][ T1] raid6: avx2x2 gen() 7185 MB/s [ 3.381834][ T1] raid6: avx2x2 xor() 3597 MB/s [ 3.551827][ T1] raid6: avx2x1 gen() 4787 MB/s [ 3.721824][ T1] raid6: avx2x1 xor() 1899 MB/s [ 3.891819][ T1] raid6: sse2x4 gen() 5927 MB/s [ 4.066493][ T1] raid6: sse2x4 xor() 3177 MB/s [ 4.236469][ T1] raid6: sse2x2 gen() 3704 MB/s [ 4.406462][ T1] raid6: sse2x2 xor() 1832 MB/s [ 4.576461][ T1] raid6: sse2x1 gen() 2531 MB/s [ 4.746461][ T1] raid6: sse2x1 xor() 962 MB/s [ 4.747882][ T1] raid6: using algorithm avx2x4 gen() 9490 MB/s [ 4.749078][ T1] raid6: .... xor() 5833 MB/s, rmw enabled [ 4.751381][ T1] raid6: using avx2x2 recovery algorithm [ 4.754335][ T1] ACPI: Added _OSI(Module Device) [ 4.755915][ T1] ACPI: Added _OSI(Processor Device) [ 4.756466][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.758516][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.760440][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.761886][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.764030][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.822870][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.874225][ T1] ACPI: Interpreter enabled [ 4.876145][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.876489][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.878330][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.883866][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.988881][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.991733][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.996938][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.007051][ T1] PCI host bridge to bus 0000:00 [ 5.008639][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 5.010694][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.012822][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.014368][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.016106][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.016485][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.017976][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 5.027977][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 5.053495][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.079453][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.085189][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.096484][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.103542][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.126824][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.136524][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.143862][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.169657][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.178826][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.185969][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.224596][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.229922][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.234889][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.240127][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.243872][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.256724][ T1] iommu: Default domain type: Translated [ 5.258635][ T1] vgaarb: loaded [ 5.262323][ T1] SCSI subsystem initialized [ 5.268090][ T1] ACPI: bus type USB registered [ 5.269665][ T1] usbcore: registered new interface driver usbfs [ 5.271684][ T1] usbcore: registered new interface driver hub [ 5.273617][ T1] usbcore: registered new device driver usb [ 5.279458][ T1] mc: Linux media interface: v0.10 [ 5.280791][ T1] videodev: Linux video capture interface: v2.00 [ 5.283365][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.285194][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.286886][ T1] PTP clock support registered [ 5.288871][ T1] EDAC MC: Ver: 3.0.0 [ 5.290941][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.292536][ T1] PCI: Using ACPI for IRQ routing [ 5.300433][ T1] Bluetooth: Core ver 2.22 [ 5.301734][ T1] NET: Registered protocol family 31 [ 5.302848][ T1] Bluetooth: HCI device and connection manager initialized [ 5.305294][ T1] Bluetooth: HCI socket layer initialized [ 5.306773][ T1] Bluetooth: L2CAP socket layer initialized [ 5.307948][ T1] Bluetooth: SCO socket layer initialized [ 5.308776][ T1] NET: Registered protocol family 8 [ 5.309520][ T1] NET: Registered protocol family 20 [ 5.310809][ T1] NetLabel: Initializing [ 5.311461][ T1] NetLabel: domain hash size = 128 [ 5.312229][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.313583][ T1] NetLabel: unlabeled traffic allowed by default [ 5.317671][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.318642][ T1] NET: Registered protocol family 39 [ 5.320356][ T1] clocksource: Switched to clocksource kvm-clock [ 8.052035][ T1] VFS: Disk quotas dquot_6.6.0 [ 8.053197][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 8.057524][ T1] FS-Cache: Loaded [ 8.059565][ T1] CacheFiles: Loaded [ 8.061164][ T1] TOMOYO: 2.6.0 [ 8.061702][ T1] Mandatory Access Control activated. [ 8.064323][ T1] AppArmor: AppArmor Filesystem Enabled [ 8.065952][ T1] pnp: PnP ACPI init [ 8.080981][ T1] pnp: PnP ACPI: found 7 devices [ 8.134958][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.141846][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.143005][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.144344][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.145808][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.148936][ T1] NET: Registered protocol family 2 [ 8.153055][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.155961][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.163810][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.168810][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.172792][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.175134][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.178304][ T1] [ 8.179241][ T1] ============================= [ 8.180186][ T1] WARNING: suspicious RCU usage [ 8.181631][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 8.183043][ T1] ----------------------------- [ 8.184347][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.186611][ T1] [ 8.186611][ T1] other info that might help us debug this: [ 8.186611][ T1] [ 8.190011][ T1] [ 8.190011][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.192754][ T1] 1 lock held by swapper/0/1: [ 8.194572][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.198448][ T1] [ 8.198448][ T1] stack backtrace: [ 8.199781][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 8.202138][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.205312][ T1] Call Trace: [ 8.206456][ T1] dump_stack+0x18f/0x20d [ 8.207465][ T1] ipmr_get_table+0x130/0x160 [ 8.207639][ T1] ipmr_net_init+0x133/0x430 [ 8.207639][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.207639][ T1] ops_init+0xaf/0x420 [ 8.207639][ T1] register_pernet_operations+0x346/0x840 [ 8.207639][ T1] ? setup_net+0x860/0x860 [ 8.207639][ T1] ? down_write_killable+0x170/0x170 [ 8.207639][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.207639][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.207639][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.207639][ T1] register_pernet_subsys+0x25/0x40 [ 8.207639][ T1] ip_mr_init+0x36/0x168 [ 8.207639][ T1] inet_init+0x298/0x424 [ 8.207639][ T1] do_one_initcall+0x10a/0x7d0 [ 8.207639][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.207639][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.207639][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.207639][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.207639][ T1] kernel_init_freeable+0x501/0x5ae [ 8.207639][ T1] ? rest_init+0x365/0x365 [ 8.207639][ T1] kernel_init+0xd/0x1bb [ 8.207639][ T1] ret_from_fork+0x24/0x30 [ 8.242544][ T1] NET: Registered protocol family 1 [ 8.245415][ T1] RPC: Registered named UNIX socket transport module. [ 8.248983][ T1] RPC: Registered udp transport module. [ 8.250824][ T1] RPC: Registered tcp transport module. [ 8.252355][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.255977][ T1] NET: Registered protocol family 44 [ 8.257981][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.259470][ T1] PCI: CLS 0 bytes, default 64 [ 8.265005][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.266880][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.272471][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.277952][ T1] kvm: already loaded the other module [ 8.279615][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.283078][ T1] clocksource: Switched to clocksource tsc [ 8.285789][ T1] mce: Machine check injector initialized [ 8.291723][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.362669][ T1] Initialise system trusted keyrings [ 8.365443][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.370060][ T1] zbud: loaded [ 8.376861][ T1] DLM installed [ 8.380391][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.385516][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.389909][ T1] NFS: Registering the id_resolver key type [ 8.391462][ T1] Key type id_resolver registered [ 8.393688][ T1] Key type id_legacy registered [ 8.395786][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.398151][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.405471][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.408699][ T1] Key type cifs.spnego registered [ 8.410349][ T1] Key type cifs.idmap registered [ 8.412441][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.415590][ T1] fuse: init (API version 7.31) [ 8.420873][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.434160][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.441231][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.443434][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.445615][ T1] ocfs2: Registered cluster interface o2cb [ 8.448465][ T1] ocfs2: Registered cluster interface user [ 8.450848][ T1] OCFS2 User DLM kernel interface loaded [ 8.462392][ T1] gfs2: GFS2 installed [ 8.467409][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.469178][ T1] ceph: loaded (mds proto 32) [ 8.482356][ T1] NET: Registered protocol family 38 [ 8.484210][ T1] async_tx: api initialized (async) [ 8.485621][ T1] Key type asymmetric registered [ 8.487210][ T1] Asymmetric key parser 'x509' registered [ 8.488576][ T1] Asymmetric key parser 'pkcs8' registered [ 8.489801][ T1] Key type pkcs7_test registered [ 8.490969][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.492749][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.495427][ T1] io scheduler mq-deadline registered [ 8.497179][ T1] io scheduler kyber registered [ 8.498893][ T1] io scheduler bfq registered [ 8.511802][ T1] hgafb: HGA card not detected. [ 8.512919][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.515495][ T1] usbcore: registered new interface driver udlfb [ 8.521119][ T1] uvesafb: failed to execute /sbin/v86d [ 8.522910][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.525638][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.527702][ T1] uvesafb: vbe_init() failed with -22 [ 8.529191][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.533056][ T1] vga16fb: mapped to 0x000000003bc7f1c1 [ 8.599925][ T1] Console: switching to colour frame buffer device 80x30 [ 8.892375][ T1] fb0: VGA16 VGA frame buffer device [ 8.895810][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.917401][ T1] ACPI: Power Button [PWRF] [ 8.920184][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.922682][ T1] ACPI: Sleep Button [SLPF] [ 8.929962][ T1774] kworker/u4:3 (1774) used greatest stack depth: 27176 bytes left [ 8.933196][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.950992][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.953874][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.972922][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.975164][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.995851][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.997916][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.019113][ T1814] kworker/u4:3 (1814) used greatest stack depth: 26920 bytes left [ 9.303247][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.305366][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.309117][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.315862][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.323325][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.329859][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.337190][ T1] Cyclades driver 2.6 [ 9.339370][ T1] Initializing Nozomi driver 2.1d [ 9.342345][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.344342][ T1] No rocketport ports found; unloading driver [ 9.348398][ T1] Non-volatile memory driver v1.3 [ 9.350904][ T1] Linux agpgart interface v0.103 [ 9.361251][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.364570][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.370009][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.372287][ T1] usbcore: registered new interface driver udl [ 9.425327][ T1] brd: module loaded [ 9.464102][ T1] loop: module loaded [ 9.623402][ T1] zram: Added device: zram0 [ 9.631284][ T1] null_blk: module loaded [ 9.640681][ T1] nfcsim 0.2 initialized [ 9.645204][ T1] Loading iSCSI transport class v2.0-870. [ 9.646317][ T2469] kworker/u4:2 (2469) used greatest stack depth: 26840 bytes left [ 9.677581][ T1] scsi host0: Virtio SCSI HBA [ 9.724696][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.727938][ T104] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.750972][ T1] slram: not enough parameters. [ 9.759668][ T1] ftl_cs: FTL header not found. [ 9.812915][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.814804][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.818384][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.831781][ T1] MACsec IEEE 802.1AE [ 9.834297][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.895492][ T1] vcan: Virtual CAN interface driver [ 9.897533][ T1] vxcan: Virtual CAN Tunnel driver [ 9.898770][ T1] slcan: serial line CAN interface driver [ 9.900162][ T1] slcan: 10 dynamic interface channels. [ 9.902215][ T1] CAN device driver interface [ 9.905324][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.908390][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.910384][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.913026][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.916416][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.918208][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.922108][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.924058][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.925763][ T1] AX.25: bpqether driver version 004 [ 9.927202][ T1] PPP generic driver version 2.4.2 [ 9.929523][ T1] PPP BSD Compression module registered [ 9.931399][ T1] PPP Deflate Compression module registered [ 9.933137][ T1] PPP MPPE Compression module registered [ 9.934239][ T1] NET: Registered protocol family 24 [ 9.935988][ T1] PPTP driver version 0.8.5 [ 9.938052][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.941821][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.944618][ T1] SLIP linefill/keepalive option. [ 9.946365][ T1] hdlc: HDLC support module revision 1.22 [ 9.947868][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.951079][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.953361][ T1] LAPB Ethernet driver version 0.02 [ 9.954999][ T1] usbcore: registered new interface driver rndis_wlan [ 9.959394][ T1] mac80211_hwsim: initializing netlink [ 10.005550][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 10.022561][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 10.042348][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 10.046211][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 10.050853][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 10.054342][ T1] usbcore: registered new interface driver pegasus [ 10.056389][ T1] usbcore: registered new interface driver rtl8150 [ 10.061290][ T1] usbcore: registered new interface driver r8152 [ 10.063223][ T1] usbcore: registered new interface driver asix [ 10.065561][ T1] usbcore: registered new interface driver ax88179_178a [ 10.067729][ T1] usbcore: registered new interface driver cdc_ether [ 10.070073][ T1] usbcore: registered new interface driver dm9601 [ 10.074251][ T1] usbcore: registered new interface driver smsc75xx [ 10.076110][ T1] usbcore: registered new interface driver smsc95xx [ 10.078106][ T1] usbcore: registered new interface driver net1080 [ 10.080599][ T1] usbcore: registered new interface driver rndis_host [ 10.082942][ T1] usbcore: registered new interface driver cdc_subset [ 10.085815][ T1] usbcore: registered new interface driver zaurus [ 10.087702][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 10.090655][ T1] usbcore: registered new interface driver cdc_ncm [ 10.093182][ T1] usbcore: registered new interface driver cdc_mbim [ 10.101633][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.113064][ T1] aoe: AoE v85 initialised. [ 10.120432][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 10.122529][ T1] ehci-pci: EHCI PCI platform driver [ 10.124015][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 10.125714][ T1] ohci-pci: OHCI PCI platform driver [ 10.128831][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 10.132320][ T1] usbcore: registered new interface driver cdc_acm [ 10.133927][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.136944][ T1] usbcore: registered new interface driver usblp [ 10.139511][ T1] usbcore: registered new interface driver cdc_wdm [ 10.142879][ T1] usbcore: registered new interface driver uas [ 10.145232][ T1] usbcore: registered new interface driver usb-storage [ 10.150166][ T1] usbcore: registered new interface driver ums-realtek [ 10.153765][ T1] usbcore: registered new interface driver usbserial_generic [ 10.156752][ T1] usbserial: USB Serial support registered for generic [ 10.159788][ T1] usbcore: registered new interface driver ch341 [ 10.162189][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.165783][ T1] usbcore: registered new interface driver cp210x [ 10.170519][ T1] usbserial: USB Serial support registered for cp210x [ 10.173144][ T1] usbcore: registered new interface driver ftdi_sio [ 10.175208][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.177484][ T1] usbcore: registered new interface driver keyspan [ 10.179875][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.183286][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.187507][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.189777][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.192337][ T1] usbcore: registered new interface driver option [ 10.195796][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.198830][ T1] usbcore: registered new interface driver oti6858 [ 10.200650][ T1] usbserial: USB Serial support registered for oti6858 [ 10.203376][ T1] usbcore: registered new interface driver pl2303 [ 10.205616][ T1] usbserial: USB Serial support registered for pl2303 [ 10.207697][ T1] usbcore: registered new interface driver qcserial [ 10.209308][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.212410][ T1] usbcore: registered new interface driver sierra [ 10.214439][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.216177][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.220252][ T1] usbserial: USB Serial support registered for carelink [ 10.222699][ T1] usbserial: USB Serial support registered for zio [ 10.224782][ T1] usbserial: USB Serial support registered for funsoft [ 10.229473][ T1] usbserial: USB Serial support registered for flashloader [ 10.231668][ T1] usbserial: USB Serial support registered for google [ 10.233563][ T1] usbserial: USB Serial support registered for libtransistor [ 10.235945][ T1] usbserial: USB Serial support registered for vivopay [ 10.239498][ T1] usbserial: USB Serial support registered for moto_modem [ 10.242432][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.244526][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.249275][ T1] usbserial: USB Serial support registered for hp4x [ 10.251457][ T1] usbserial: USB Serial support registered for suunto [ 10.254646][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.261237][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.266657][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.270596][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.274605][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.277249][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.279208][ T1] usb usb1: Product: Dummy host controller [ 10.280638][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.282309][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.289417][ T1] hub 1-0:1.0: USB hub found [ 10.292218][ T1] hub 1-0:1.0: 1 port detected [ 10.301179][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.303649][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.306570][ C1] random: fast init done [ 10.308620][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.312110][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.314089][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.316913][ T1] usb usb2: Product: Dummy host controller [ 10.318635][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.321170][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.324480][ T37] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.324655][ T104] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.328612][ T37] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.333076][ T37] sd 0:0:1:0: [sda] Write Protect is off [ 10.335973][ T37] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.337070][ T1] hub 2-0:1.0: USB hub found [ 10.339716][ T1] hub 2-0:1.0: 1 port detected [ 10.348325][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.350536][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.353292][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.357614][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.360192][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.362345][ T1] usb usb3: Product: Dummy host controller [ 10.363621][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.365929][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.368863][ T1] hub 3-0:1.0: USB hub found [ 10.369856][ T1] hub 3-0:1.0: 1 port detected [ 10.373889][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.375643][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.378401][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.381543][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.383811][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.385714][ T1] usb usb4: Product: Dummy host controller [ 10.387283][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.389361][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.391713][ T37] sda: sda1 [ 10.392760][ T1] hub 4-0:1.0: USB hub found [ 10.394521][ T1] hub 4-0:1.0: 1 port detected [ 10.399447][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.401360][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.404349][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.408801][ T37] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.409615][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.413055][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.414986][ T1] usb usb5: Product: Dummy host controller [ 10.416318][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.418275][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.421471][ T1] hub 5-0:1.0: USB hub found [ 10.422874][ T1] hub 5-0:1.0: 1 port detected [ 10.426563][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.429402][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.433724][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.436055][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.439135][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.440924][ T1] usb usb6: Product: Dummy host controller [ 10.442589][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.444788][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.448494][ T1] hub 6-0:1.0: USB hub found [ 10.449751][ T1] hub 6-0:1.0: 1 port detected [ 10.453046][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.455486][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.458083][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.460077][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.462372][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.464918][ T1] usb usb7: Product: Dummy host controller [ 10.466634][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.468649][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.472243][ T1] hub 7-0:1.0: USB hub found [ 10.473116][ T1] hub 7-0:1.0: 1 port detected [ 10.477243][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.479752][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.482319][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.485516][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.487837][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.490371][ T1] usb usb8: Product: Dummy host controller [ 10.492493][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.494951][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.498769][ T1] hub 8-0:1.0: USB hub found [ 10.499998][ T1] hub 8-0:1.0: 1 port detected [ 10.517582][ T1] using random self ethernet address [ 10.519448][ T1] using random host ethernet address [ 10.523051][ T1] Mass Storage Function, version: 2009/09/11 [ 10.524991][ T1] LUN: removable file: (no medium) [ 10.527208][ T1] no file given for LUN0 [ 10.528470][ T1] printk: console [ttyGS0] disabled [ 10.532808][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.536584][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.540089][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.541912][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.543979][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.547961][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.549598][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.550540][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.552220][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.556135][ T1] hub 9-0:1.0: USB hub found [ 10.557722][ T1] hub 9-0:1.0: 8 ports detected [ 10.563947][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.566073][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.568008][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.570042][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.571568][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.573170][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.574291][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.575686][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.579351][ T1] hub 10-0:1.0: USB hub found [ 10.580397][ T1] hub 10-0:1.0: 8 ports detected [ 10.587335][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.589326][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.591772][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.594072][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.595511][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.597366][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.600782][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.604530][ T1] hub 11-0:1.0: USB hub found [ 10.606357][ T1] hub 11-0:1.0: 8 ports detected [ 10.613548][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.617398][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.620339][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.624134][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.626269][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.628747][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.630541][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.632916][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.636345][ T1] hub 12-0:1.0: USB hub found [ 10.639146][ T1] hub 12-0:1.0: 8 ports detected [ 10.647428][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.651385][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.655086][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.657949][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.661338][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.663801][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.667921][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.672125][ T1] hub 13-0:1.0: USB hub found [ 10.674108][ T1] hub 13-0:1.0: 8 ports detected [ 10.680703][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.684419][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.688756][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.692469][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.695020][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.697670][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.700126][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.703738][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.708954][ T1] hub 14-0:1.0: USB hub found [ 10.710598][ T1] hub 14-0:1.0: 8 ports detected [ 10.718376][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.721273][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.724055][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.726695][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.729066][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.731336][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.735496][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.740017][ T1] hub 15-0:1.0: USB hub found [ 10.742781][ T1] hub 15-0:1.0: 8 ports detected [ 10.750732][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.753544][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.755412][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.759314][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.761385][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.762526][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.763557][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.764724][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.767740][ T1] hub 16-0:1.0: USB hub found [ 10.769006][ T1] hub 16-0:1.0: 8 ports detected [ 10.775922][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.778061][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.779988][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.781715][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.782923][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.784111][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.785472][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.788481][ T1] hub 17-0:1.0: USB hub found [ 10.789438][ T1] hub 17-0:1.0: 8 ports detected [ 10.794769][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.797419][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.798943][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.800848][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.802193][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.803492][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.804507][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.805913][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.809048][ T1] hub 18-0:1.0: USB hub found [ 10.810834][ T1] hub 18-0:1.0: 8 ports detected [ 10.818919][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.821958][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.823995][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.825574][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.826914][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.827924][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.829492][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.832892][ T1] hub 19-0:1.0: USB hub found [ 10.833941][ T1] hub 19-0:1.0: 8 ports detected [ 10.839713][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.841547][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.843093][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.845651][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.847375][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.848684][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.849595][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.851182][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.854058][ T1] hub 20-0:1.0: USB hub found [ 10.854996][ T1] hub 20-0:1.0: 8 ports detected [ 10.861862][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.863752][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.868188][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.870162][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.871422][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.872641][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.874104][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.878394][ T1] hub 21-0:1.0: USB hub found [ 10.880062][ T1] hub 21-0:1.0: 8 ports detected [ 10.885436][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.887207][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.888666][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.890933][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.893552][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.895307][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.896437][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.898586][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.901578][ T1] hub 22-0:1.0: USB hub found [ 10.902765][ T1] hub 22-0:1.0: 8 ports detected [ 10.910110][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.912127][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.914227][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.916250][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.918833][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.920522][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.922335][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.925297][ T1] hub 23-0:1.0: USB hub found [ 10.926350][ T1] hub 23-0:1.0: 8 ports detected [ 10.933104][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.935406][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.937347][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.939733][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.941292][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.942911][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.944323][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.945810][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.950316][ T1] hub 24-0:1.0: USB hub found [ 10.951424][ T1] hub 24-0:1.0: 8 ports detected [ 10.959143][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.960984][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.962881][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.964281][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.965570][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.967893][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.969174][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.971909][ T1] hub 25-0:1.0: USB hub found [ 10.973639][ T1] hub 25-0:1.0: 8 ports detected [ 10.980270][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.982100][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.983595][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.985421][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.987575][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.988742][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.989890][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.991058][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.994018][ T1] hub 26-0:1.0: USB hub found [ 10.995629][ T1] hub 26-0:1.0: 8 ports detected [ 11.002548][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.004554][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 11.007463][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.008863][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.010146][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 11.011263][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.012483][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 11.015115][ T1] hub 27-0:1.0: USB hub found [ 11.016717][ T1] hub 27-0:1.0: 8 ports detected [ 11.022398][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.024556][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 11.026209][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.029703][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.031018][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.032262][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 11.033290][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.034581][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 11.037828][ T1] hub 28-0:1.0: USB hub found [ 11.038887][ T1] hub 28-0:1.0: 8 ports detected [ 11.045260][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.048080][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 11.049989][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.051451][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.052880][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 11.053848][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.055247][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 11.060250][ T1] hub 29-0:1.0: USB hub found [ 11.061526][ T1] hub 29-0:1.0: 8 ports detected [ 11.067622][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.069212][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 11.070820][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.072888][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.074117][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.075246][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 11.076225][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.077813][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 11.080535][ T1] hub 30-0:1.0: USB hub found [ 11.081559][ T1] hub 30-0:1.0: 8 ports detected [ 11.088619][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.090343][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 11.092322][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.093682][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.094901][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 11.095951][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.097377][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 11.100056][ T1] hub 31-0:1.0: USB hub found [ 11.101116][ T1] hub 31-0:1.0: 8 ports detected [ 11.108131][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.109769][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 11.111382][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.113213][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.114570][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.116239][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 11.117366][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.118708][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 11.121429][ T1] hub 32-0:1.0: USB hub found [ 11.122658][ T1] hub 32-0:1.0: 8 ports detected [ 11.130547][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.132413][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 11.134597][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.136027][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.138150][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 11.139180][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.140749][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 11.143715][ T1] hub 33-0:1.0: USB hub found [ 11.144872][ T1] hub 33-0:1.0: 8 ports detected [ 11.150464][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.152223][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 11.153823][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.158685][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.160238][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.162022][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 11.162994][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.164237][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 11.167559][ T1] hub 34-0:1.0: USB hub found [ 11.168531][ T1] hub 34-0:1.0: 8 ports detected [ 11.174995][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.177474][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 11.179582][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.180899][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.182123][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 11.183338][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.184932][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 11.188926][ T1] hub 35-0:1.0: USB hub found [ 11.189835][ T1] hub 35-0:1.0: 8 ports detected [ 11.195284][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.197290][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 11.198871][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.200760][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.202442][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.203571][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 11.204618][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.206038][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 11.209554][ T1] hub 36-0:1.0: USB hub found [ 11.210664][ T1] hub 36-0:1.0: 8 ports detected [ 11.217090][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.218976][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 11.220878][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.222260][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.223762][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 11.224748][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.226157][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 11.229494][ T1] hub 37-0:1.0: USB hub found [ 11.230382][ T1] hub 37-0:1.0: 8 ports detected [ 11.235852][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.238918][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 11.240715][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.242608][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.245049][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.246317][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 11.247942][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.249889][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 11.252925][ T1] hub 38-0:1.0: USB hub found [ 11.253925][ T1] hub 38-0:1.0: 8 ports detected [ 11.261918][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.263708][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.266134][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.268496][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.270328][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.272427][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.273864][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.278544][ T1] hub 39-0:1.0: USB hub found [ 11.279521][ T1] hub 39-0:1.0: 8 ports detected [ 11.284975][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.287080][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.288992][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.290886][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.292263][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.293417][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.294821][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.296039][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.299588][ T1] hub 40-0:1.0: USB hub found [ 11.300638][ T1] hub 40-0:1.0: 8 ports detected [ 11.307912][ T1] usbcore: registered new device driver usbip-host [ 11.311746][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.314601][ T1] i8042: Warning: Keylock active [ 11.319001][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.320929][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.384064][ T1] mousedev: PS/2 mouse device common for all mice [ 11.393169][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.400145][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.401153][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.402555][ T1] i2c /dev entries driver [ 11.405247][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.409368][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.411573][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.413562][ T1] IR NEC protocol handler initialized [ 11.414575][ T1] IR RC5(x/sz) protocol handler initialized [ 11.415689][ T1] IR RC6 protocol handler initialized [ 11.417122][ T1] IR JVC protocol handler initialized [ 11.417875][ T1] IR Sony protocol handler initialized [ 11.418675][ T1] IR SANYO protocol handler initialized [ 11.420025][ T1] IR Sharp protocol handler initialized [ 11.421158][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.422214][ T1] IR XMP protocol handler initialized [ 11.424467][ T1] usbcore: registered new interface driver uvcvideo [ 11.425461][ T1] USB Video Class driver (1.1.1) [ 11.426267][ T1] gspca_main: v2.14.0 registered [ 11.446252][ T1] vivid-000: using single planar format API [ 11.463613][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.465696][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.468877][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.471143][ T1] vivid-000: V4L2 output device registered as video4 [ 11.473033][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.475393][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.477703][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.480049][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.481839][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.484569][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.486888][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.488777][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.490925][ T1] vivid-001: using multiplanar format API [ 11.506210][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.508181][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.509965][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.512998][ T1] vivid-001: V4L2 output device registered as video8 [ 11.514769][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.517291][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.519469][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.521333][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.523540][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.525202][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.527670][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.529327][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.532099][ T1] vivid-002: using single planar format API [ 11.548170][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.550226][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.552416][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.554123][ T1] vivid-002: V4L2 output device registered as video12 [ 11.555675][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.558096][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.560141][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.561844][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.564962][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.567827][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.570123][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.572796][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.575674][ T1] vivid-003: using multiplanar format API [ 11.590115][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.593537][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.596022][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.598285][ T1] vivid-003: V4L2 output device registered as video16 [ 11.600098][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.603057][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.605812][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.608265][ T2504] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.614959][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.619154][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.624642][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.627789][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.630429][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.632947][ T1] vivid-004: using single planar format API [ 11.648440][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.651551][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.654571][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.658469][ T1] vivid-004: V4L2 output device registered as video20 [ 11.661194][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.664157][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.667203][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.669243][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.671319][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.674242][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.676402][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.679745][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.683080][ T1] vivid-005: using multiplanar format API [ 11.699479][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.703325][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.706094][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.709054][ T1] vivid-005: V4L2 output device registered as video24 [ 11.711526][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.714714][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.717981][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.720795][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.723779][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.726116][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.728892][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.731159][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.734184][ T1] vivid-006: using single planar format API [ 11.749179][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.751356][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.753555][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.757150][ T1] vivid-006: V4L2 output device registered as video28 [ 11.759715][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.763007][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.765420][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.768517][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.770892][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.773777][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.776362][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.779030][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.782327][ T1] vivid-007: using multiplanar format API [ 11.798090][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.800700][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.803083][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.805828][ T1] vivid-007: V4L2 output device registered as video32 [ 11.808405][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.812108][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.815822][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.818074][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.820289][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.823199][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.825979][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.831861][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.835574][ T1] vivid-008: using single planar format API [ 11.850851][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.854220][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.857257][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.859496][ T1] vivid-008: V4L2 output device registered as video36 [ 11.861950][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.864594][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.868546][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.872037][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.873720][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.877146][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.879606][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.882109][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.885459][ T1] vivid-009: using multiplanar format API [ 11.901560][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.904728][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.907608][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.909992][ T1] vivid-009: V4L2 output device registered as video40 [ 11.911951][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.914672][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.918232][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.921645][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.924264][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.927689][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.929998][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.932999][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.935525][ T1] vivid-010: using single planar format API [ 11.951477][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.954274][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.957336][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.959789][ T1] vivid-010: V4L2 output device registered as video44 [ 11.962787][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.965945][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.969364][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.971523][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.973940][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.975970][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.979038][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.982001][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.984830][ T1] vivid-011: using multiplanar format API [ 12.000558][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 12.003611][ T1] vivid-011: V4L2 capture device registered as video47 [ 12.006216][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 12.008275][ T1] vivid-011: V4L2 output device registered as video48 [ 12.011118][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 12.014155][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 12.017577][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 12.020394][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 12.022978][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 12.025581][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 12.028929][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 12.031860][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 12.035389][ T1] vivid-012: using single planar format API [ 12.040499][ T2504] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 12.059889][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 12.062810][ T1] vivid-012: V4L2 capture device registered as video51 [ 12.066280][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 12.069330][ T1] vivid-012: V4L2 output device registered as video52 [ 12.072239][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.075744][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.079264][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.082023][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.084754][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.087015][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.089621][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.092178][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.094789][ T1] vivid-013: using multiplanar format API [ 12.110977][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 12.112813][ T1] vivid-013: V4L2 capture device registered as video55 [ 12.115730][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 12.118758][ T1] vivid-013: V4L2 output device registered as video56 [ 12.121998][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 12.125418][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.129866][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.132149][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.134855][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 12.137999][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.141007][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.143088][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.145556][ T1] vivid-014: using single planar format API [ 12.160385][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.163296][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.166073][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.169436][ T1] vivid-014: V4L2 output device registered as video60 [ 12.171523][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.175330][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.178632][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.182673][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.185875][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.189126][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.191844][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.194394][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.197555][ T1] vivid-015: using multiplanar format API [ 12.215243][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.218306][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.220921][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.223809][ T1] vivid-015: V4L2 output device registered as video64 [ 12.227012][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.230130][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.233069][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.235533][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.238234][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.240303][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.244504][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.247409][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.251718][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.255692][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.258790][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.261295][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.265324][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.267567][ T1] iTCO_vendor_support: vendor-support=0 [ 12.271773][ T1] device-mapper: uevent: version 1.0.3 [ 12.274196][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.278895][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.280714][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.283110][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.285274][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.288014][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.289459][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.291352][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.293166][ T1] Bluetooth: HCI UART protocol LL registered [ 12.294381][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.296911][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.298292][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.299812][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.301877][ T1] usbcore: registered new interface driver bfusb [ 12.304454][ T1] usbcore: registered new interface driver btusb [ 12.307475][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.308885][ T1] Modular ISDN core version 1.1.29 [ 12.311322][ T1] NET: Registered protocol family 34 [ 12.313456][ T1] DSP module 2.0 [ 12.314787][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.328017][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.329705][ T1] 0 virtual devices registered [ 12.330962][ T1] intel_pstate: CPU model not supported [ 12.336821][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.339200][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.339204][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.342773][ T1] usnic_verbs:usnic_ib_init:667: [ 12.342778][ T1] Unable to initialize umem with err -1 [ 12.347702][ T1] iscsi: registered transport (iser) [ 12.349737][ T1] SoftiWARP attached [ 12.350930][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.354637][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.357749][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.372016][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.431751][ T1] usbcore: registered new interface driver usbhid [ 12.433116][ T1] usbhid: USB HID core driver [ 12.438701][ T1] ashmem: initialized [ 12.467750][ T41] floppy0: no floppy controllers found [ 12.469685][ T41] work still pending [ 12.538789][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.540948][ T1] drop_monitor: Initializing network drop monitor service [ 12.543552][ T1] NET: Registered protocol family 26 [ 12.544971][ T1] GACT probability on [ 12.545767][ T1] Mirror/redirect action on [ 12.549125][ T1] Simple TC action Loaded [ 12.552792][ T1] netem: version 1.3 [ 12.554594][ T1] u32 classifier [ 12.555426][ T1] Performance counters on [ 12.556411][ T1] input device check on [ 12.557732][ T1] Actions configured [ 12.561499][ T1] nf_conntrack_irc: failed to register helpers [ 12.567949][ T1] nf_conntrack_sane: failed to register helpers [ 12.614910][ T1] nf_conntrack_sip: failed to register helpers [ 12.625523][ T1] xt_time: kernel timezone is -0000 [ 12.631345][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.638792][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.649035][ T1] IPVS: ipvs loaded. [ 12.653168][ T1] IPVS: [rr] scheduler registered. [ 12.658332][ T1] IPVS: [wrr] scheduler registered. [ 12.663529][ T1] IPVS: [lc] scheduler registered. [ 12.668776][ T1] IPVS: [wlc] scheduler registered. [ 12.673981][ T1] IPVS: [fo] scheduler registered. [ 12.679198][ T1] IPVS: [ovf] scheduler registered. [ 12.684458][ T1] IPVS: [lblc] scheduler registered. [ 12.689993][ T1] IPVS: [lblcr] scheduler registered. [ 12.695622][ T1] IPVS: [dh] scheduler registered. [ 12.701127][ T1] IPVS: [sh] scheduler registered. [ 12.706389][ T1] IPVS: [mh] scheduler registered. [ 12.711749][ T1] IPVS: [sed] scheduler registered. [ 12.717010][ T1] IPVS: [nq] scheduler registered. [ 12.722263][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.728332][ T1] IPVS: [sip] pe registered. [ 12.733230][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.742052][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.747957][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.760293][ T1] IPv4 over IPsec tunneling driver [ 12.769734][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.777625][ T1] Initializing XFRM netlink socket [ 12.782862][ T1] IPsec XFRM device driver [ 12.788365][ T1] NET: Registered protocol family 10 [ 12.793910][ T1] [ 12.796224][ T1] ============================= [ 12.801165][ T1] WARNING: suspicious RCU usage [ 12.806055][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 12.812683][ T1] ----------------------------- [ 12.817953][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.825877][ T1] [ 12.825877][ T1] other info that might help us debug this: [ 12.825877][ T1] [ 12.836343][ T1] [ 12.836343][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.844697][ T1] 1 lock held by swapper/0/1: [ 12.849434][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.859657][ T1] [ 12.859657][ T1] stack backtrace: [ 12.865664][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 12.869626][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.869626][ T1] Call Trace: [ 12.869626][ T1] dump_stack+0x18f/0x20d [ 12.869626][ T1] ip6mr_get_table+0x153/0x180 [ 12.869626][ T1] ip6mr_new_table+0x1b/0x70 [ 12.869626][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.869626][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.869626][ T1] ops_init+0xaf/0x420 [ 12.869626][ T1] register_pernet_operations+0x346/0x840 [ 12.869626][ T1] ? setup_net+0x860/0x860 [ 12.869626][ T1] ? down_write_killable+0x170/0x170 [ 12.869626][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.869626][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.869626][ T1] ? unix_diag_init+0x11/0x11 [ 12.869626][ T1] register_pernet_subsys+0x25/0x40 [ 12.869626][ T1] ip6_mr_init+0x49/0x152 [ 12.869626][ T1] inet6_init+0x1d7/0x6dc [ 12.869626][ T1] do_one_initcall+0x10a/0x7d0 [ 12.869626][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.869626][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.869626][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.869626][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.869626][ T1] kernel_init_freeable+0x501/0x5ae [ 12.869626][ T1] ? rest_init+0x365/0x365 [ 12.869626][ T1] kernel_init+0xd/0x1bb [ 12.869626][ T1] ret_from_fork+0x24/0x30 [ 13.019454][ T1] Segment Routing with IPv6 [ 13.024543][ T1] mip6: Mobile IPv6 [ 13.032508][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.044654][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.053161][ T1] NET: Registered protocol family 17 [ 13.058724][ T1] NET: Registered protocol family 15 [ 13.064490][ T1] Bridge firewalling registered [ 13.070730][ T1] NET: Registered protocol family 9 [ 13.076249][ T1] X25: Linux Version 0.2 [ 13.112638][ T1] NET: Registered protocol family 6 [ 13.150425][ T1] NET: Registered protocol family 11 [ 13.155935][ T1] NET: Registered protocol family 3 [ 13.161290][ T1] can: controller area network core (rev 20170425 abi 9) [ 13.168858][ T1] NET: Registered protocol family 29 [ 13.174160][ T1] can: raw protocol (rev 20170425) [ 13.179718][ T1] can: broadcast manager protocol (rev 20170425 t) [ 13.186290][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 13.192933][ T1] can: SAE J1939 [ 13.197069][ T1] Bluetooth: RFCOMM TTY layer initialized [ 13.202870][ T1] Bluetooth: RFCOMM socket layer initialized [ 13.210454][ T1] Bluetooth: RFCOMM ver 1.11 [ 13.215173][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.221368][ T1] Bluetooth: BNEP filters: protocol multicast [ 13.227622][ T1] Bluetooth: BNEP socket layer initialized [ 13.233430][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 13.239329][ T1] Bluetooth: CMTP socket layer initialized [ 13.245127][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 13.252794][ T1] Bluetooth: HIDP socket layer initialized [ 13.259085][ T1] RPC: Registered rdma transport module. [ 13.264726][ T1] RPC: Registered rdma backchannel transport module. [ 13.274262][ T1] NET: Registered protocol family 33 [ 13.280172][ T1] Key type rxrpc registered [ 13.284664][ T1] Key type rxrpc_s registered [ 13.290336][ T1] NET: Registered protocol family 41 [ 13.296201][ T1] lec:lane_module_init: lec.c: initialized [ 13.302147][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 13.308038][ T1] l2tp_core: L2TP core driver, V2.0 [ 13.313415][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 13.319081][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 13.325839][ T1] l2tp_netlink: L2TP netlink interface [ 13.331525][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 13.338365][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.346013][ T1] NET: Registered protocol family 35 [ 13.351907][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.367726][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.373265][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.381221][ T1] sctp: Hash tables configured (bind 32/56) [ 13.388897][ T1] NET: Registered protocol family 21 [ 13.395286][ T1] Registered RDS/infiniband transport [ 13.401634][ T1] Registered RDS/tcp transport [ 13.406392][ T1] tipc: Activated (version 2.0.0) [ 13.411927][ T1] NET: Registered protocol family 30 [ 13.418449][ T1] tipc: Started in single node mode [ 13.424077][ T1] NET: Registered protocol family 43 [ 13.429716][ T1] 9pnet: Installing 9P2000 support [ 13.435488][ T1] NET: Registered protocol family 37 [ 13.445096][ T1] NET: Registered protocol family 36 [ 13.451393][ T1] Key type dns_resolver registered [ 13.457077][ T1] Key type ceph registered [ 13.462343][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.470527][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.479619][ T1] openvswitch: Open vSwitch switching datapath [ 13.488697][ T1] NET: Registered protocol family 40 [ 13.494398][ T1] mpls_gso: MPLS GSO support [ 13.505469][ T1] IPI shorthand broadcast: enabled [ 13.511248][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.516764][ T1] AES CTR mode by8 optimization enabled [ 13.528274][ T1] sched_clock: Marking stable (13471855232, 56369285)->(13533732976, -5508459) [ 13.538551][ T1] registered taskstats version 1 [ 13.543792][ T1] Loading compiled-in X.509 certificates [ 13.554729][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.566853][ T1] zswap: loaded using pool lzo/zbud [ 13.573320][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.583064][ T1] Key type ._fscrypt registered [ 13.588036][ T1] Key type .fscrypt registered [ 13.592883][ T1] Key type fscrypt-provisioning registered [ 13.601975][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.609341][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.624797][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.634912][ T1] Key type big_key registered [ 13.641904][ T1] Key type encrypted registered [ 13.647366][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.653818][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.660529][ T1] ima: Allocated hash algorithm: sha256 [ 13.666277][ T1] ima: No architecture policies found [ 13.671920][ T1] evm: Initialising EVM extended attributes: [ 13.678031][ T1] evm: security.selinux [ 13.682287][ T1] evm: security.SMACK64 [ 13.686598][ T1] evm: security.SMACK64EXEC [ 13.691224][ T1] evm: security.SMACK64TRANSMUTE [ 13.696153][ T1] evm: security.SMACK64MMAP [ 13.700959][ T1] evm: security.apparmor [ 13.705202][ T1] evm: security.ima [ 13.709031][ T1] evm: security.capability [ 13.713559][ T1] evm: HMAC attrs: 0x1 [ 13.719232][ T1] PM: Magic number: 0:881:987 [ 13.724154][ T1] machinecheck machinecheck0: hash matches [ 13.730192][ T1] video4linux vbi10: hash matches [ 13.735478][ T1] mtd mtd0: hash matches [ 13.739892][ T1] tty ttyd0: hash matches [ 13.745850][ T1] printk: console [netcon0] enabled [ 13.751123][ T1] netconsole: network logging started [ 13.760110][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.769028][ T1] rdma_rxe: loaded [ 13.773168][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.784425][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.792817][ T2504] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.802578][ T1] ALSA device list: [ 13.806399][ T1] #0: Dummy 1 [ 13.810099][ T2504] cfg80211: failed to load regulatory.db [ 13.816363][ T1] #1: Loopback 1 [ 13.820174][ T1] #2: Virtual MIDI Card 1 [ 13.827869][ T1] md: Waiting for all devices to be available before autodetect [ 13.835515][ T1] md: If you don't use raid, use raid=noautodetect [ 13.847474][ T1] md: Autodetecting RAID arrays. [ 13.852527][ T1] md: autorun ... [ 13.856144][ T1] md: ... autorun DONE. [ 13.884616][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.893052][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.921127][ T1] devtmpfs: mounted [ 13.935457][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 13.942446][ T1] Kernel memory protection disabled. [ 13.987289][ T1] Run /sbin/init as init process [ 14.989430][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.013880][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.021824][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.110380][ 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) [ 15.132349][ T1] systemd[1]: Detected virtualization kvm. [ 15.138309][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.189327][ T1] systemd[1]: Set hostname to . [ 15.462941][ T3882] systemd-rc-loca (3882) used greatest stack depth: 26376 bytes left [ 15.533456][ T3884] systemd-getty-g (3884) used greatest stack depth: 26096 bytes left [ 15.577100][ T3885] systemd-cryptse (3885) used greatest stack depth: 25136 bytes left [ 15.610523][ T3887] selinux-autorel (3887) used greatest stack depth: 24848 bytes left [ 15.638144][ T3888] systemd-fstab-generator[3888]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.655408][ T3888] systemd-fstab-generator[3888]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.673102][ T3888] systemd-fstab-generator[3888]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.695008][ T3888] systemd-fstab-g (3888) used greatest stack depth: 23880 bytes left [ 15.811136][ T3891] systemd-gpt-aut (3891) used greatest stack depth: 23720 bytes left [ 15.811599][ T3881] systemd[3881]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 16.150583][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ 16.198827][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 16.238081][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 16.289528][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 16.329221][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 16.381990][ T1] [ 16.384592][ T1] ============================= [ 16.389500][ T1] WARNING: suspicious RCU usage [ 16.394373][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 16.401043][ T1] ----------------------------- [ 16.405897][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.415231][ T1] [ 16.415231][ T1] other info that might help us debug this: [ 16.415231][ T1] [ 16.425698][ T1] [ 16.425698][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.433935][ T1] 2 locks held by systemd/1: [ 16.438557][ T1] #0: ffff888098cb6450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 16.447696][ T1] #1: ffff888097c86b10 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 16.457926][ T1] [ 16.457926][ T1] stack backtrace: [ 16.464047][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 16.473137][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.483213][ T1] Call Trace: [ 16.486506][ T1] dump_stack+0x18f/0x20d [ 16.490857][ T1] evm_protected_xattr+0x1c2/0x210 [ 16.496312][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 16.501769][ T1] evm_inode_setxattr+0xc4/0xf0 [ 16.506603][ T1] security_inode_setxattr+0x18f/0x200 [ 16.512087][ T1] vfs_setxattr+0xa7/0xf0 [ 16.516426][ T1] setxattr+0x23d/0x330 [ 16.520593][ T1] ? vfs_setxattr+0xf0/0xf0 [ 16.525088][ T1] ? lock_acquire+0x1f4/0x940 [ 16.529763][ T1] ? mnt_want_write+0x3a/0xb0 [ 16.534447][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 16.539827][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 16.545103][ T1] ? preempt_count_add+0x74/0x140 [ 16.550109][ T1] ? preempt_count_add+0x74/0x140 [ 16.555142][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 16.560162][ T1] path_setxattr+0x170/0x190 [ 16.564741][ T1] ? setxattr+0x330/0x330 [ 16.569053][ T1] ? task_work_run+0x160/0x1b0 [ 16.573891][ T1] __x64_sys_setxattr+0xc0/0x160 [ 16.578812][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.584176][ T1] do_syscall_64+0xf6/0x7d0 [ 16.588676][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.594586][ T1] RIP: 0033:0x7fdc1965f67a [ 16.599099][ 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 [ 16.618685][ T1] RSP: 002b:00007ffe1f8cc2d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.627109][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc1965f67a [ 16.635331][ T1] RDX: 00007ffe1f8cc350 RSI: 00005612eacd7f9b RDI: 00005612eafa6d00 [ 16.643296][ T1] RBP: 00005612eacd7f9b R08: 0000000000000000 R09: 0000000000000030 [ 16.651557][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffe1f8cc350 [ 16.659630][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 00005612eaf9aa20 [ OK ] Created slice System Slice. Mounting /proc/sys/fs/binfmt_misc... Starting Remount Root and Kernel File Systems... Mounting Huge Pages File System... [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Reached target Swap. [ OK ] Created slice system-getty.slice. [ 16.892629][ T3897] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Reached target Slices. Mounting POSIX Message Queue File System... Starting Load Kernel Modules... [ OK ] Listening on Syslog Socket. Mounting /sys/kernel/config... Mounting /sys/kernel/debug... [ OK ] Listening on udev Control Socket. [ OK ] Listening on Journal Audit Socket. Starting Journal Service... [ OK ] Reached target Sockets. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Remote File Systems. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Paths. [ OK ] Reached target Encrypted Volumes. Starting Create Static Device Nodes in /dev... [ 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 Remount Root and Kernel File Systems.[ 17.799142][ T3912] systemd-tmpfile (3912) used greatest stack depth: 23048 bytes left [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems (Pre). Starting Load/Save Random Seed... Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 19.458769][ T3911] systemd-journald[3911]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 19.904014][ T1] [ 19.909221][ T1] ============================= [ 19.914186][ T1] WARNING: suspicious RCU usage [ 19.921955][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 19.930776][ T1] ----------------------------- [ 19.935878][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.948321][ T1] [ 19.948321][ T1] other info that might help us debug this: [ 19.948321][ T1] [ 19.966192][ T1] [ 19.966192][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.977234][ T1] 4 locks held by systemd/1: [ 19.981850][ T1] #0: ffff88809882c450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.992308][ T1] #1: ffff8880a8605888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.006068][ T1] #2: ffff8880a8a4fcf8 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.017222][ T1] #3: ffffffff89e5e308 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.028317][ T1] [ 20.028317][ T1] stack backtrace: [ 20.034495][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 20.043537][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.053621][ T1] Call Trace: [ 20.056970][ T1] dump_stack+0x18f/0x20d [ 20.061376][ T1] match_exception_partial+0x2ee/0x340 [ 20.066860][ T1] verify_new_ex+0x176/0x3a0 [ 20.071463][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.076942][ T1] ? lock_acquire+0x1f4/0x940 [ 20.081648][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.086684][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.091903][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.096675][ T1] ? lock_downgrade+0x840/0x840 [ 20.101582][ T1] cgroup_file_write+0x20d/0x710 [ 20.106559][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.111767][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.117062][ T1] ? __might_fault+0x190/0x1d0 [ 20.121871][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.127196][ T1] kernfs_fop_write+0x268/0x490 [ 20.132091][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.137064][ T1] __vfs_write+0x76/0x100 [ 20.141408][ T1] vfs_write+0x268/0x5d0 [ 20.145672][ T1] ksys_write+0x12d/0x250 [ 20.150050][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.154847][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.160595][ T1] do_syscall_64+0xf6/0x7d0 [ 20.165116][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.171019][ T1] RIP: 0033:0x7fdc19653970 [ 20.175445][ 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 [ 20.195083][ T1] RSP: 002b:00007ffe1f8cbe98 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.204134][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fdc19653970 [ 20.212469][ T1] RDX: 000000000000000a RSI: 00005612eafa95e0 RDI: 0000000000000027 [ 20.220455][ T1] RBP: 00005612eafa95e0 R08: 00005612eb003f70 R09: 00007fdc1b089500 [ 20.230035][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.238018][ T1] R13: 0000000000000001 R14: 00005612eb003e90 R15: 000000000000000a Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 20.813316][ T3962] [ 20.815833][ T3962] ============================= [ 20.821677][ T3962] WARNING: suspicious RCU usage [ 20.827367][ T3962] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 20.833883][ T3962] ----------------------------- [ 20.840045][ T3962] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 20.850022][ T3962] [ 20.850022][ T3962] other info that might help us debug this: [ 20.850022][ T3962] [ 20.861072][ T3962] [ 20.861072][ T3962] rcu_scheduler_active = 2, debug_locks = 1 [ 20.870242][ T3962] 1 lock held by ip/3962: [ 20.874790][ T3962] #0: ffffffff8a5b2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.885398][ T3962] [ 20.885398][ T3962] stack backtrace: [ 20.892200][ T3962] CPU: 1 PID: 3962 Comm: ip Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 20.900970][ T3962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.911119][ T3962] Call Trace: [ 20.914492][ T3962] dump_stack+0x18f/0x20d [ 20.919037][ T3962] bpq_device_event+0x609/0x75a [ 20.923899][ T3962] notifier_call_chain+0xc0/0x230 [ 20.929293][ T3962] call_netdevice_notifiers_info+0xb5/0x130 [ 20.935552][ T3962] __dev_notify_flags+0x121/0x2c0 [ 20.940683][ T3962] ? dev_change_name+0x700/0x700 [ 20.945721][ T3962] ? dev_set_allmulti+0x30/0x30 [ 20.950632][ T3962] ? print_usage_bug+0x240/0x240 [ 20.955792][ T3962] dev_change_flags+0x100/0x160 [ 20.960659][ T3962] do_setlink+0xa1c/0x35d0 [ 20.965094][ T3962] ? mark_lock+0x129/0x1390 [ 20.969610][ T3962] ? mark_lock+0x129/0x1390 [ 20.974310][ T3962] ? rtnl_getlink+0xab0/0xab0 [ 20.979085][ T3962] ? print_usage_bug+0x240/0x240 [ 20.984047][ T3962] ? print_usage_bug+0x240/0x240 [ 20.988995][ T3962] ? mark_lock+0x129/0x1390 [ 20.993510][ T3962] ? mark_lock+0x129/0x1390 [ 20.998045][ T3962] ? mark_held_locks+0x9f/0xe0 [ 21.002850][ T3962] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 21.008324][ T3962] ? lockdep_hardirqs_on+0x463/0x620 [ 21.013638][ T3962] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 21.019285][ T3962] ? __this_cpu_preempt_check+0x84/0x190 [ 21.024959][ T3962] ? smp_apic_timer_interrupt+0x1b6/0x600 [ 21.030690][ T3962] ? retint_kernel+0x2b/0x2b [ 21.035316][ T3962] ? netdev_master_upper_dev_get+0x1c/0x180 [ 21.041352][ T3962] ? netdev_master_upper_dev_get+0x29/0x180 [ 21.047282][ T3962] ? kcov_common_handle+0x20/0x20 [ 21.052328][ T3962] __rtnl_newlink+0xad0/0x1590 [ 21.057116][ T3962] ? rtnl_link_unregister+0x240/0x240 [ 21.062515][ T3962] ? is_bpf_text_address+0xcb/0x160 [ 21.067899][ T3962] ? kernel_text_address+0x6e/0xe0 [ 21.073059][ T3962] ? __kernel_text_address+0x9/0x30 [ 21.078270][ T3962] ? unwind_get_return_address+0x5a/0xa0 [ 21.083912][ T3962] ? profile_setup.cold+0xc1/0xc1 [ 21.089392][ T3962] ? arch_stack_walk+0x97/0xf0 [ 21.094180][ T3962] ? stack_trace_save+0x8c/0xc0 [ 21.099049][ T3962] ? stack_trace_consume_entry+0x160/0x160 [ 21.104916][ T3962] ? rtnl_newlink+0x46/0xa0 [ 21.109440][ T3962] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.114996][ T3962] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.120987][ T3962] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.126806][ T3962] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.132459][ T3962] rtnl_newlink+0x64/0xa0 [ 21.136800][ T3962] ? __rtnl_newlink+0x1590/0x1590 [ 21.141975][ T3962] rtnetlink_rcv_msg+0x44e/0xad0 [ 21.146951][ T3962] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.152254][ T3962] ? lock_acquire+0x1f4/0x940 [ 21.156965][ T3962] ? netlink_deliver_tap+0x146/0xcc0 [ 21.162281][ T3962] netlink_rcv_skb+0x15a/0x430 [ 21.167059][ T3962] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.172375][ T3962] ? netlink_ack+0xa60/0xa60 [ 21.176981][ T3962] ? netlink_deliver_tap+0x236/0xcc0 [ 21.182644][ T3962] netlink_unicast+0x537/0x740 [ 21.187476][ T3962] ? netlink_attachskb+0x810/0x810 [ 21.192641][ T3962] ? _copy_from_iter_full+0x25c/0x870 [ 21.198031][ T3962] ? __phys_addr_symbol+0x2c/0x70 [ 21.203073][ T3962] ? __check_object_size+0x171/0x437 [ 21.208378][ T3962] netlink_sendmsg+0x882/0xe10 [ 21.213193][ T3962] ? aa_af_perm+0x260/0x260 [ 21.217713][ T3962] ? netlink_unicast+0x740/0x740 [ 21.222671][ T3962] ? netlink_unicast+0x740/0x740 [ 21.227622][ T3962] sock_sendmsg+0xcf/0x120 [ 21.232054][ T3962] ____sys_sendmsg+0x6bf/0x7e0 [ 21.236829][ T3962] ? mark_held_locks+0xe0/0xe0 [ 21.241629][ T3962] ? kernel_sendmsg+0x50/0x50 [ 21.246317][ T3962] ? find_held_lock+0x2d/0x110 [ 21.251097][ T3962] ? mark_lock+0x129/0x1390 [ 21.255741][ T3962] ___sys_sendmsg+0x100/0x170 [ 21.260461][ T3962] ? sendmsg_copy_msghdr+0x70/0x70 [ 21.265598][ T3962] ? migration_entry_to_page+0x310/0x310 [ 21.272382][ T3962] ? do_raw_spin_unlock+0x171/0x260 [ 21.277594][ T3962] ? find_held_lock+0x2d/0x110 [ 21.282369][ T3962] ? do_page_fault+0x59e/0x13da [ 21.287261][ T3962] ? vm_insert_pages+0x6a0/0x6a0 [ 21.292212][ T3962] ? lock_downgrade+0x840/0x840 [ 21.297080][ T3962] ? __fget_light+0x1ab/0x270 [ 21.301778][ T3962] __sys_sendmsg+0xec/0x1b0 [ 21.306302][ T3962] ? __sys_sendmsg_sock+0xb0/0xb0 [ 21.311341][ T3962] ? down_read_nested+0x430/0x430 [ 21.316392][ T3962] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.322129][ T3962] ? do_syscall_64+0x21/0x7d0 [ 21.326822][ T3962] do_syscall_64+0xf6/0x7d0 [ 21.331339][ T3962] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.337397][ T3962] RIP: 0033:0x7fd0426dbdc7 [ 21.341853][ T3962] 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 [ 21.361635][ T3962] RSP: 002b:00007ffc94fefee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 21.370071][ T3962] RAX: ffffffffffffffda RBX: 000000005ea979bf RCX: 00007fd0426dbdc7 [ 21.378063][ T3962] RDX: 0000000000000000 RSI: 00007ffc94feff30 RDI: 0000000000000003 [ 21.386076][ T3962] RBP: 00007ffc94feff30 R08: 0000000000001000 R09: fefefeff77686d74 [ 21.394063][ T3962] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffc94feff70 [ 21.402050][ T3962] R13: 000055de8b8253c0 R14: 00007ffc94ff7ff0 R15: 0000000000000000 [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.915745][ C1] random: crng init done [ 21.920104][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (16s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. Starting OpenBSD Secure Shell server... Starting System Logging Service... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. Starting Permit User Sessions... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Started Regular background program processing daemon. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 46.596715][ T6731] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 46.608463][ T6731] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 46.617827][ T6731] CPU: 1 PID: 6731 Comm: sshd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 46.626750][ T6731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.636818][ T6731] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 46.642890][ T6731] 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 [ 46.663453][ T6731] RSP: 0018:ffffc90004dd7450 EFLAGS: 00010206 [ 46.669562][ T6731] RAX: dffffc0000000000 RBX: ffff888099276000 RCX: ffffffff83638a8a [ 46.677641][ T6731] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 46.685698][ T6731] RBP: 1ffff920009bae8b R08: ffff8880a2f0e380 R09: fffffbfff151941a [ 46.693667][ T6731] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff888095794fea [ 46.702942][ T6731] R13: ffff888095794000 R14: 0000000000001a4b R15: 0000000000000000 [ 46.710920][ T6731] FS: 00007f0002f278c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 46.720032][ T6731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.727058][ T6731] CR2: 000055c9b0ee78f5 CR3: 00000000a317e000 CR4: 00000000001406e0 [ 46.735035][ T6731] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.743058][ T6731] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.751111][ T6731] Call Trace: [ 46.754408][ T6731] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 46.759790][ T6731] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 46.765605][ T6731] ? __kmalloc+0x62f/0x7a0 [ 46.770024][ T6731] ? tomoyo_realpath_from_path+0xc2/0x620 [ 46.775779][ T6731] ? lock_release+0x800/0x800 [ 46.780469][ T6731] ? __lock_acquire+0x2018/0x3f20 [ 46.786730][ T6731] tomoyo_realpath_from_path+0x393/0x620 [ 46.792378][ T6731] tomoyo_path_number_perm+0x1c2/0x4d0 [ 46.797845][ T6731] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 46.803504][ T6731] ? tomoyo_execute_permission+0x470/0x470 [ 46.809321][ T6731] ? d_alloc_parallel+0x785/0x1b10 [ 46.814447][ T6731] ? d_alloc_parallel+0x9ea/0x1b10 [ 46.819570][ T6731] ? rcu_read_lock_held_common+0x130/0x130 [ 46.825386][ T6731] ? print_usage_bug+0x240/0x240 [ 46.830331][ T6731] tomoyo_path_mknod+0x10d/0x190 [ 46.835272][ T6731] ? tomoyo_path_chown+0x1b0/0x1b0 [ 46.840387][ T6731] ? mark_held_locks+0x9f/0xe0 [ 46.845155][ T6731] ? d_lookup+0xec/0x250 [ 46.849419][ T6731] security_path_mknod+0x116/0x180 [ 46.854534][ T6731] lookup_open+0x5ae/0x1320 [ 46.859042][ T6731] ? page_put_link+0x210/0x210 [ 46.864086][ T6731] ? preempt_count_add+0x74/0x140 [ 46.869120][ T6731] ? __mnt_want_write+0x1da/0x2c0 [ 46.874145][ T6731] path_openat+0x93c/0x27f0 [ 46.878666][ T6731] ? path_lookupat.isra.0+0x530/0x530 [ 46.884385][ T6731] ? up_read+0x1a8/0x750 [ 46.888629][ T6731] ? mark_held_locks+0xe0/0xe0 [ 46.893424][ T6731] ? down_read_nested+0x430/0x430 [ 46.898538][ T6731] do_filp_open+0x192/0x260 [ 46.903043][ T6731] ? may_open_dev+0xf0/0xf0 [ 46.907664][ T6731] ? simple_attr_release+0x40/0x40 [ 46.912797][ T6731] ? _raw_spin_unlock+0x24/0x40 [ 46.917650][ T6731] ? __alloc_fd+0x46d/0x600 [ 46.922162][ T6731] do_sys_openat2+0x585/0x7d0 [ 46.926863][ T6731] ? file_open_root+0x400/0x400 [ 46.932075][ T6731] ? up_read+0x1a8/0x750 [ 46.936414][ T6731] do_sys_open+0xc3/0x140 [ 46.941008][ T6731] ? filp_open+0x70/0x70 [ 46.945246][ T6731] ? handle_mm_fault+0x29e/0x660 [ 46.950183][ T6731] ? trace_hardirqs_off_caller+0x55/0x230 [ 46.955935][ T6731] do_syscall_64+0xf6/0x7d0 [ 46.960440][ T6731] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 46.966329][ T6731] RIP: 0033:0x7f00010906f0 [ 46.970743][ T6731] 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 [ 46.990432][ T6731] RSP: 002b:00007ffd44500898 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 46.998846][ T6731] RAX: ffffffffffffffda RBX: 000055c9b263d320 RCX: 00007f00010906f0 [ 47.007108][ T6731] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055c9b0ee78f5 [ 47.015089][ T6731] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 47.023082][ T6731] R10: 0000000000000240 R11: 0000000000000246 R12: 000055c9b0eb851e [ 47.031054][ T6731] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 47.039117][ T6731] Modules linked in: [ 47.456337][ T6731] ---[ end trace a4ff49dddb56ad4e ]--- [ 47.461859][ T6731] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 47.471915][ T6731] 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 [ 47.522289][ T6731] RSP: 0018:ffffc90004dd7450 EFLAGS: 00010206 [ 47.536439][ T6731] RAX: dffffc0000000000 RBX: ffff888099276000 RCX: ffffffff83638a8a [ 47.545823][ T6731] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 47.553821][ T6731] RBP: 1ffff920009bae8b R08: ffff8880a2f0e380 R09: fffffbfff151941a [ 47.608284][ T6731] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff888095794fea [ 47.617028][ T6731] R13: ffff888095794000 R14: 0000000000001a4b R15: 0000000000000000 [ 47.673128][ T6731] FS: 00007f0002f278c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 47.685341][ T6731] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.705393][ T6731] CR2: 00007fe1a3aff018 CR3: 00000000a317e000 CR4: 00000000001406e0 [ 47.713496][ T6731] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.746320][ T6731] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.754356][ T6731] Kernel panic - not syncing: Fatal exception [ 47.761786][ T6731] Kernel Offset: disabled [ 47.766329][ T6731] Rebooting in 86400 seconds..