[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200430-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr be42001, primary cpu clock [ 0.000005][ T0] kvm-clock: using sched offset of 3406008283 cycles [ 0.000960][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003587][ T0] tsc: Detected 2300.000 MHz processor [ 0.006235][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007452][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008614][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016122][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017268][ T0] check: Scanning 1 areas for low memory corruption [ 0.020088][ T0] Using GB pages for direct mapping [ 0.023444][ T0] ACPI: Early table checksum verification disabled [ 0.024599][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.025535][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027112][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.028396][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.030698][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.031492][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.032280][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.034647][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.036022][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.037694][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.039254][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.039959][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.040654][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.041796][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.042806][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.043792][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.045641][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.047506][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.048753][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.054114][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.055958][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.112690][ T0] Zone ranges: [ 0.113469][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.114823][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.117302][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.118472][ T0] Device empty [ 0.119183][ T0] Movable zone start for each node [ 0.120321][ T0] Early memory node ranges [ 0.121390][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.123129][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.124205][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.125305][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.126348][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.126355][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.156906][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.638378][ T0] kasan: KernelAddressSanitizer initialized [ 0.639787][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.640546][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.642464][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.643628][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.644783][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.645895][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.647172][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.648465][ T0] Using ACPI (MADT) for SMP configuration information [ 0.649630][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.650747][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.652965][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.655179][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.656991][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.658275][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.659413][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.660634][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.661855][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.662802][ T0] Booting paravirtualized kernel on KVM [ 0.663608][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.719208][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.721869][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.723073][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.724249][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.725316][ T0] Policy zone: Normal [ 0.725871][ 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 [ 0.738978][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.710816][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17329K rwdata, 21708K rodata, 2776K init, 24504K bss, 1402688K reserved, 0K cma-reserved) [ 1.719807][ T0] Running RCU self tests [ 1.721441][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.722492][ T0] rcu: RCU lockdep checking is enabled. [ 1.723892][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.725086][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.726099][ T0] Trampoline variant of Tasks RCU enabled. [ 1.726920][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.728080][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.737597][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.739376][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.743779][ T0] Console: colour VGA+ 80x25 [ 1.746131][ T0] printk: console [ttyS0] enabled [ 1.746131][ T0] printk: console [ttyS0] enabled [ 1.747863][ T0] printk: bootconsole [earlyser0] disabled [ 1.747863][ T0] printk: bootconsole [earlyser0] disabled [ 1.749558][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.750714][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.751571][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.752281][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.753072][ T0] ... CLASSHASH_SIZE: 4096 [ 1.753898][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.754696][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.755569][ T0] ... CHAINHASH_SIZE: 32768 [ 1.756341][ T0] memory used by lock dependency info: 6301 kB [ 1.757349][ T0] memory used for stack traces: 4224 kB [ 1.758204][ T0] per task-struct memory footprint: 1920 bytes [ 1.759447][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.761969][ T0] ACPI: Core revision 20200326 [ 1.764891][ T0] APIC: Switch to symmetric I/O mode setup [ 1.766345][ T0] x2apic enabled [ 1.768327][ T0] Switched APIC routing to physical x2apic. [ 1.772711][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.774135][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.775892][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.777339][ T0] pid_max: default: 32768 minimum: 301 [ 1.779694][ T0] LSM: Security Framework initializing [ 1.780625][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.782081][ T0] Yama: becoming mindful. [ 1.783285][ T0] TOMOYO Linux initialized [ 1.786134][ T0] AppArmor: AppArmor initialized [ 1.794648][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.800480][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.802615][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.804257][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.810102][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.811290][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.813324][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.815045][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.815082][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.817412][ T0] MDS: Mitigation: Clear CPU buffers [ 1.819060][ T0] Freeing SMP alternatives memory: 96K [ 1.943729][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.945879][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.945879][ T1] rcu: Hierarchical SRCU implementation. [ 1.945879][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.946096][ T1] smp: Bringing up secondary CPUs ... [ 1.952386][ T1] x86: Booting SMP configuration: [ 1.953457][ T1] .... node #0, CPUs: #1 [ 0.026662][ T0] kvm-clock: cpu 1, msr be42041, secondary cpu clock [ 1.956355][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 1.958541][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.959345][ T1] smpboot: Max logical packages: 1 [ 1.960201][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.963541][ T1] devtmpfs: initialized [ 1.966565][ T1] x86/mm: Memory block size: 128MB [ 1.997312][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.999503][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.999503][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.000438][ T1] xor: automatically using best checksumming function avx [ 2.006966][ T1] PM: RTC time: 05:49:50, date: 2020-05-01 [ 2.008090][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.008095][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.012112][ T1] NET: Registered protocol family 16 [ 2.019048][ T1] audit: initializing netlink subsys (disabled) [ 2.020338][ T27] audit: type=2000 audit(1588312190.281:1): state=initialized audit_enabled=0 res=1 [ 2.028203][ T1] cpuidle: using governor menu [ 2.032681][ T1] ACPI: bus type PCI registered [ 2.036065][ T1] dca service started, version 1.12.1 [ 2.037479][ T1] PCI: Using configuration type 1 for base access [ 2.088100][ T108] kworker/u4:0 (108) used greatest stack depth: 27336 bytes left [ 2.601614][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.601614][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.606789][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.636769][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.835959][ T1] raid6: avx2x4 gen() 10515 MB/s [ 3.005902][ T1] raid6: avx2x4 xor() 5543 MB/s [ 3.175702][ T1] raid6: avx2x2 gen() 7962 MB/s [ 3.345956][ T1] raid6: avx2x2 xor() 3605 MB/s [ 3.515938][ T1] raid6: avx2x1 gen() 4459 MB/s [ 3.685916][ T1] raid6: avx2x1 xor() 1926 MB/s [ 3.856132][ T1] raid6: sse2x4 gen() 5453 MB/s [ 4.025908][ T1] raid6: sse2x4 xor() 3126 MB/s [ 4.195918][ T1] raid6: sse2x2 gen() 4040 MB/s [ 4.365913][ T1] raid6: sse2x2 xor() 1828 MB/s [ 4.535913][ T1] raid6: sse2x1 gen() 2305 MB/s [ 4.705910][ T1] raid6: sse2x1 xor() 984 MB/s [ 4.707009][ T1] raid6: using algorithm avx2x4 gen() 10515 MB/s [ 4.707896][ T1] raid6: .... xor() 5543 MB/s, rmw enabled [ 4.709020][ T1] raid6: using avx2x2 recovery algorithm [ 4.711144][ T1] ACPI: Added _OSI(Module Device) [ 4.711945][ T1] ACPI: Added _OSI(Processor Device) [ 4.712679][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.713572][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.714653][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.715546][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.715934][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.772912][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.823944][ T1] ACPI: Interpreter enabled [ 4.825056][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.825945][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.827090][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.831442][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.942357][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.943939][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.946466][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.956083][ T1] PCI host bridge to bus 0000:00 [ 4.957408][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.958596][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.960035][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.961435][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.963112][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.964321][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.965469][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.972340][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.996602][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.016147][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.021096][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.030656][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.037027][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.060111][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.068290][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.073617][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.093229][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.102244][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.110148][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.146507][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.152378][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.160887][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.167483][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.171891][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.186104][ T1] iommu: Default domain type: Translated [ 5.187902][ T1] vgaarb: loaded [ 5.191753][ T1] SCSI subsystem initialized [ 5.197661][ T1] ACPI: bus type USB registered [ 5.199130][ T1] usbcore: registered new interface driver usbfs [ 5.201438][ T1] usbcore: registered new interface driver hub [ 5.202856][ T1] usbcore: registered new device driver usb [ 5.205650][ T1] mc: Linux media interface: v0.10 [ 5.206184][ T1] videodev: Linux video capture interface: v2.00 [ 5.209256][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.211291][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.213442][ T1] PTP clock support registered [ 5.217040][ T1] EDAC MC: Ver: 3.0.0 [ 5.221879][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.223802][ T1] PCI: Using ACPI for IRQ routing [ 5.229398][ T1] Bluetooth: Core ver 2.22 [ 5.230251][ T1] NET: Registered protocol family 31 [ 5.231087][ T1] Bluetooth: HCI device and connection manager initialized [ 5.232427][ T1] Bluetooth: HCI socket layer initialized [ 5.233494][ T1] Bluetooth: L2CAP socket layer initialized [ 5.234489][ T1] Bluetooth: SCO socket layer initialized [ 5.235516][ T1] NET: Registered protocol family 8 [ 5.237093][ T1] NET: Registered protocol family 20 [ 5.238491][ T1] NetLabel: Initializing [ 5.239270][ T1] NetLabel: domain hash size = 128 [ 5.240007][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.241386][ T1] NetLabel: unlabeled traffic allowed by default [ 5.244201][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.245330][ T1] NET: Registered protocol family 39 [ 5.249197][ T1] clocksource: Switched to clocksource kvm-clock [ 8.011685][ T1] VFS: Disk quotas dquot_6.6.0 [ 8.012818][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 8.017845][ T1] FS-Cache: Loaded [ 8.020002][ T1] CacheFiles: Loaded [ 8.021072][ T1] TOMOYO: 2.6.0 [ 8.021740][ T1] Mandatory Access Control activated. [ 8.024484][ T1] AppArmor: AppArmor Filesystem Enabled [ 8.026572][ T1] pnp: PnP ACPI init [ 8.041089][ T1] pnp: PnP ACPI: found 7 devices [ 8.084454][ T1545] kworker/u4:1 (1545) used greatest stack depth: 27288 bytes left [ 8.102296][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.103967][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.105161][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.108551][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.109951][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.112908][ T1] NET: Registered protocol family 2 [ 8.117961][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.120429][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.129101][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.134168][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.138299][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.140333][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.142669][ T1] [ 8.143091][ T1] ============================= [ 8.143744][ T1] WARNING: suspicious RCU usage [ 8.144423][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 8.145313][ T1] ----------------------------- [ 8.146288][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.147423][ T1] [ 8.147423][ T1] other info that might help us debug this: [ 8.147423][ T1] [ 8.148800][ T1] [ 8.148800][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.150422][ T1] 1 lock held by swapper/0/1: [ 8.151126][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.152643][ T1] [ 8.152643][ T1] stack backtrace: [ 8.153501][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 8.155257][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.155996][ T1] Call Trace: [ 8.155996][ T1] dump_stack+0x18f/0x20d [ 8.155996][ T1] ipmr_get_table+0x130/0x160 [ 8.155996][ T1] ipmr_net_init+0x133/0x430 [ 8.155996][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.155996][ T1] ops_init+0xaf/0x420 [ 8.155996][ T1] register_pernet_operations+0x346/0x840 [ 8.155996][ T1] ? setup_net+0x860/0x860 [ 8.155996][ T1] ? down_write_killable+0x170/0x170 [ 8.155996][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.155996][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.155996][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.155996][ T1] register_pernet_subsys+0x25/0x40 [ 8.155996][ T1] ip_mr_init+0x36/0x168 [ 8.155996][ T1] inet_init+0x298/0x424 [ 8.155996][ T1] do_one_initcall+0x10a/0x7d0 [ 8.155996][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.155996][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.155996][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.155996][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.155996][ T1] kernel_init_freeable+0x501/0x5ae [ 8.155996][ T1] ? rest_init+0x365/0x365 [ 8.155996][ T1] kernel_init+0xd/0x1bb [ 8.155996][ T1] ret_from_fork+0x24/0x30 [ 8.176388][ T1] NET: Registered protocol family 1 [ 8.179202][ T1] RPC: Registered named UNIX socket transport module. [ 8.180447][ T1] RPC: Registered udp transport module. [ 8.181240][ T1] RPC: Registered tcp transport module. [ 8.182002][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.185007][ T1] NET: Registered protocol family 44 [ 8.186459][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.187642][ T1] PCI: CLS 0 bytes, default 64 [ 8.192142][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.193449][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.198920][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.203471][ T1] kvm: already loaded the other module [ 8.204383][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.206353][ T1] clocksource: Switched to clocksource tsc [ 8.207793][ T1] mce: Machine check injector initialized [ 8.213118][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.275553][ T1] Initialise system trusted keyrings [ 8.280135][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.282101][ T1] zbud: loaded [ 8.289505][ T1] DLM installed [ 8.292854][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.297300][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.299979][ T1] NFS: Registering the id_resolver key type [ 8.301175][ T1] Key type id_resolver registered [ 8.302102][ T1] Key type id_legacy registered [ 8.302852][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.304270][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.311024][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.313479][ T1] Key type cifs.spnego registered [ 8.315761][ T1] Key type cifs.idmap registered [ 8.317207][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.319295][ T1] fuse: init (API version 7.31) [ 8.323281][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.336873][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.342014][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.343956][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.345705][ T1] ocfs2: Registered cluster interface o2cb [ 8.347296][ T1] ocfs2: Registered cluster interface user [ 8.349095][ T1] OCFS2 User DLM kernel interface loaded [ 8.360344][ T1] gfs2: GFS2 installed [ 8.366056][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.367345][ T1] ceph: loaded (mds proto 32) [ 8.379652][ T1] NET: Registered protocol family 38 [ 8.381210][ T1] async_tx: api initialized (async) [ 8.381959][ T1] Key type asymmetric registered [ 8.382860][ T1] Asymmetric key parser 'x509' registered [ 8.383733][ T1] Asymmetric key parser 'pkcs8' registered [ 8.385002][ T1] Key type pkcs7_test registered [ 8.385725][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.387454][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.389393][ T1] io scheduler mq-deadline registered [ 8.390237][ T1] io scheduler kyber registered [ 8.391263][ T1] io scheduler bfq registered [ 8.404284][ T1] hgafb: HGA card not detected. [ 8.405154][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.407048][ T1] usbcore: registered new interface driver udlfb [ 8.409231][ T1747] kworker/u4:4 (1747) used greatest stack depth: 27176 bytes left [ 8.411661][ T1] uvesafb: failed to execute /sbin/v86d [ 8.412635][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.413782][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.416254][ T1] uvesafb: vbe_init() failed with -22 [ 8.417821][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.420158][ T1] vga16fb: mapped to 0x00000000b11ad7d0 [ 8.487368][ T1] Console: switching to colour frame buffer device 80x30 [ 8.781726][ T1] fb0: VGA16 VGA frame buffer device [ 8.784741][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.796810][ T1] ACPI: Power Button [PWRF] [ 8.798512][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.800466][ T1] ACPI: Sleep Button [SLPF] [ 8.808477][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.824306][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.825735][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.843571][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.844769][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.864966][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.866320][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.025798][ T2043] kworker/u4:1 (2043) used greatest stack depth: 26288 bytes left [ 9.184505][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.188924][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.191241][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.198024][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.203751][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.209475][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.219234][ T1] Cyclades driver 2.6 [ 9.220783][ T1] Initializing Nozomi driver 2.1d [ 9.222667][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.223909][ T1] No rocketport ports found; unloading driver [ 9.227641][ T1] Non-volatile memory driver v1.3 [ 9.229935][ T1] Linux agpgart interface v0.103 [ 9.241720][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.243613][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.249039][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.250446][ T1] usbcore: registered new interface driver udl [ 9.303192][ T1] brd: module loaded [ 9.341709][ T1] loop: module loaded [ 9.523240][ T1] zram: Added device: zram0 [ 9.530757][ T1] null_blk: module loaded [ 9.539715][ T1] nfcsim 0.2 initialized [ 9.544758][ T1] Loading iSCSI transport class v2.0-870. [ 9.574749][ T1] scsi host0: Virtio SCSI HBA [ 9.623902][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.628596][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.650530][ T1] slram: not enough parameters. [ 9.657066][ T1] ftl_cs: FTL header not found. [ 9.729185][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.730882][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.733925][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.750404][ T1] MACsec IEEE 802.1AE [ 9.754796][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.805015][ T1] vcan: Virtual CAN interface driver [ 9.806171][ T1] vxcan: Virtual CAN Tunnel driver [ 9.808998][ T1] slcan: serial line CAN interface driver [ 9.809987][ T1] slcan: 10 dynamic interface channels. [ 9.811382][ T1] CAN device driver interface [ 9.814042][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.815217][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.817308][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.818869][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.821609][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.823108][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.826907][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.827979][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.829461][ T1] AX.25: bpqether driver version 004 [ 9.830514][ T1] PPP generic driver version 2.4.2 [ 9.834867][ T1] PPP BSD Compression module registered [ 9.837926][ T1] PPP Deflate Compression module registered [ 9.839052][ T1] PPP MPPE Compression module registered [ 9.840389][ T1] NET: Registered protocol family 24 [ 9.841422][ T1] PPTP driver version 0.8.5 [ 9.842983][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.844833][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.846650][ T1] SLIP linefill/keepalive option. [ 9.847783][ T1] hdlc: HDLC support module revision 1.22 [ 9.848828][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.850748][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.852723][ T1] LAPB Ethernet driver version 0.02 [ 9.855041][ T1] usbcore: registered new interface driver rndis_wlan [ 9.857785][ T1] mac80211_hwsim: initializing netlink [ 9.908088][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.923744][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.940181][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.943437][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.945431][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.950200][ T1] usbcore: registered new interface driver pegasus [ 9.951693][ T1] usbcore: registered new interface driver rtl8150 [ 9.953740][ T1] usbcore: registered new interface driver r8152 [ 9.955523][ T1] usbcore: registered new interface driver asix [ 9.958108][ T1] usbcore: registered new interface driver ax88179_178a [ 9.959586][ T1] usbcore: registered new interface driver cdc_ether [ 9.962072][ T1] usbcore: registered new interface driver dm9601 [ 9.963761][ T1] usbcore: registered new interface driver smsc75xx [ 9.965797][ T1] usbcore: registered new interface driver smsc95xx [ 9.967259][ T1] usbcore: registered new interface driver net1080 [ 9.968673][ T1] usbcore: registered new interface driver rndis_host [ 9.972671][ T1] usbcore: registered new interface driver cdc_subset [ 9.974709][ T1] usbcore: registered new interface driver zaurus [ 9.977450][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.979366][ T1] usbcore: registered new interface driver cdc_ncm [ 9.981411][ T1] usbcore: registered new interface driver cdc_mbim [ 9.992453][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.004345][ T1] aoe: AoE v85 initialised. [ 10.007955][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 10.009601][ T1] ehci-pci: EHCI PCI platform driver [ 10.010993][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 10.012767][ T1] ohci-pci: OHCI PCI platform driver [ 10.013851][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 10.018300][ T1] usbcore: registered new interface driver cdc_acm [ 10.019634][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.021884][ T1] usbcore: registered new interface driver usblp [ 10.023236][ T1] usbcore: registered new interface driver cdc_wdm [ 10.025674][ T1] usbcore: registered new interface driver uas [ 10.027652][ T1] usbcore: registered new interface driver usb-storage [ 10.030367][ T1] usbcore: registered new interface driver ums-realtek [ 10.032105][ T1] usbcore: registered new interface driver usbserial_generic [ 10.034724][ T1] usbserial: USB Serial support registered for generic [ 10.037419][ T1] usbcore: registered new interface driver ch341 [ 10.038661][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.040821][ T1] usbcore: registered new interface driver cp210x [ 10.042024][ T1] usbserial: USB Serial support registered for cp210x [ 10.043336][ T1] usbcore: registered new interface driver ftdi_sio [ 10.044889][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.047856][ T1] usbcore: registered new interface driver keyspan [ 10.049234][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.051182][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.052690][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.056133][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.057998][ T1] usbcore: registered new interface driver option [ 10.059905][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.061968][ T1] usbcore: registered new interface driver oti6858 [ 10.063356][ T1] usbserial: USB Serial support registered for oti6858 [ 10.065474][ T1] usbcore: registered new interface driver pl2303 [ 10.066892][ T1] usbserial: USB Serial support registered for pl2303 [ 10.068346][ T1] usbcore: registered new interface driver qcserial [ 10.070009][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.071522][ T1] usbcore: registered new interface driver sierra [ 10.072969][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.075308][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.077085][ T1] usbserial: USB Serial support registered for carelink [ 10.078812][ T1] usbserial: USB Serial support registered for zio [ 10.080116][ T1] usbserial: USB Serial support registered for funsoft [ 10.081512][ T1] usbserial: USB Serial support registered for flashloader [ 10.083249][ T1] usbserial: USB Serial support registered for google [ 10.085321][ T1] usbserial: USB Serial support registered for libtransistor [ 10.087895][ T1] usbserial: USB Serial support registered for vivopay [ 10.089830][ T1] usbserial: USB Serial support registered for moto_modem [ 10.091353][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.093219][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.095043][ T1] usbserial: USB Serial support registered for hp4x [ 10.096826][ T1] usbserial: USB Serial support registered for suunto [ 10.098482][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.102232][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.106818][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.110231][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.114500][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.116615][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.118137][ T1] usb usb1: Product: Dummy host controller [ 10.119361][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.121396][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.127570][ T1] hub 1-0:1.0: USB hub found [ 10.129924][ T1] hub 1-0:1.0: 1 port detected [ 10.135718][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.137467][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.139675][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.142944][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.144418][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.145806][ T1] usb usb2: Product: Dummy host controller [ 10.147480][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.148902][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.152616][ T1] hub 2-0:1.0: USB hub found [ 10.154073][ T1] hub 2-0:1.0: 1 port detected [ 10.158984][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.160355][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.162821][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.166166][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.167761][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.169242][ T1] usb usb3: Product: Dummy host controller [ 10.170348][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.171705][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.175219][ T1] hub 3-0:1.0: USB hub found [ 10.177194][ T1] hub 3-0:1.0: 1 port detected [ 10.182811][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.185517][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.188201][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.191532][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.193449][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.193828][ C1] random: fast init done [ 10.194699][ T1] usb usb4: Product: Dummy host controller [ 10.196472][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.197958][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.201942][ T1] hub 4-0:1.0: USB hub found [ 10.203261][ T1] hub 4-0:1.0: 1 port detected [ 10.207245][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.210588][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.210996][ T114] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.212788][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.214271][ T114] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.217155][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.217173][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.217188][ T1] usb usb5: Product: Dummy host controller [ 10.217203][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.217231][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.219752][ T1] hub 5-0:1.0: USB hub found [ 10.225704][ T114] sd 0:0:1:0: [sda] Write Protect is off [ 10.227608][ T1] hub 5-0:1.0: 1 port detected [ 10.228173][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.230608][ T114] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.231210][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.234743][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.238746][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.243119][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.245076][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.246855][ T114] sda: sda1 [ 10.247930][ T1] usb usb6: Product: Dummy host controller [ 10.249113][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.250639][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.254315][ T1] hub 6-0:1.0: USB hub found [ 10.255414][ T1] hub 6-0:1.0: 1 port detected [ 10.259853][ T114] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.260891][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.263394][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.265515][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.268553][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.270019][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.271133][ T1] usb usb7: Product: Dummy host controller [ 10.272031][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.273524][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.277028][ T1] hub 7-0:1.0: USB hub found [ 10.278043][ T1] hub 7-0:1.0: 1 port detected [ 10.281298][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.282688][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.284576][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.287356][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.288676][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.289867][ T1] usb usb8: Product: Dummy host controller [ 10.290728][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.291943][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.294917][ T1] hub 8-0:1.0: USB hub found [ 10.296016][ T1] hub 8-0:1.0: 1 port detected [ 10.312760][ T1] using random self ethernet address [ 10.313689][ T1] using random host ethernet address [ 10.316865][ T1] Mass Storage Function, version: 2009/09/11 [ 10.317874][ T1] LUN: removable file: (no medium) [ 10.318885][ T1] no file given for LUN0 [ 10.319561][ T1] printk: console [ttyGS0] disabled [ 10.323272][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.326729][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.328480][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.335704][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.337591][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.340491][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.341841][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.342837][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.344209][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.348771][ T1] hub 9-0:1.0: USB hub found [ 10.349912][ T1] hub 9-0:1.0: 8 ports detected [ 10.356247][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.358224][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.360992][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.363270][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.365098][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.367408][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.368628][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.370780][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.374594][ T1] hub 10-0:1.0: USB hub found [ 10.376557][ T1] hub 10-0:1.0: 8 ports detected [ 10.383531][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.385588][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.388830][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.390342][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.391769][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.392858][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.394313][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.397808][ T1] hub 11-0:1.0: USB hub found [ 10.398866][ T1] hub 11-0:1.0: 8 ports detected [ 10.404279][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.406366][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.408041][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.410192][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.411795][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.413632][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.414880][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.416213][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.419025][ T1] hub 12-0:1.0: USB hub found [ 10.420047][ T1] hub 12-0:1.0: 8 ports detected [ 10.428704][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.430811][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.432888][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.434362][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.435548][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.436718][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.437936][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.440695][ T1] hub 13-0:1.0: USB hub found [ 10.441659][ T1] hub 13-0:1.0: 8 ports detected [ 10.447273][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.449204][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.450684][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.452506][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.453752][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.457092][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.458079][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.459307][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.462359][ T1] hub 14-0:1.0: USB hub found [ 10.463705][ T1] hub 14-0:1.0: 8 ports detected [ 10.470704][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.472512][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.474808][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.476431][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.477718][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.478674][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.480069][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.482819][ T1] hub 15-0:1.0: USB hub found [ 10.483978][ T1] hub 15-0:1.0: 8 ports detected [ 10.489894][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.491840][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.493694][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.495654][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.498545][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.500158][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.501290][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.502458][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.505160][ T1] hub 16-0:1.0: USB hub found [ 10.507038][ T1] hub 16-0:1.0: 8 ports detected [ 10.513691][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.515759][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.518052][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.519532][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.521259][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.522240][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.523397][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.528447][ T1] hub 17-0:1.0: USB hub found [ 10.529493][ T1] hub 17-0:1.0: 8 ports detected [ 10.536262][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.538305][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.539963][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.542119][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.543413][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.544617][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.545584][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.546955][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.549882][ T1] hub 18-0:1.0: USB hub found [ 10.551034][ T1] hub 18-0:1.0: 8 ports detected [ 10.559161][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.561299][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.563234][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.564948][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.567147][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.568112][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.569860][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.572783][ T1] hub 19-0:1.0: USB hub found [ 10.573790][ T1] hub 19-0:1.0: 8 ports detected [ 10.579476][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.581390][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.583166][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.585460][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.588361][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.589607][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.590685][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.592355][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.595267][ T1] hub 20-0:1.0: USB hub found [ 10.597343][ T1] hub 20-0:1.0: 8 ports detected [ 10.603994][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.605984][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.608353][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.609633][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.610762][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.611739][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.612899][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.618144][ T1] hub 21-0:1.0: USB hub found [ 10.619535][ T1] hub 21-0:1.0: 8 ports detected [ 10.625248][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.627034][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.628598][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.630759][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.632055][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.634458][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.635562][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.637754][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.640832][ T1] hub 22-0:1.0: USB hub found [ 10.641929][ T1] hub 22-0:1.0: 8 ports detected [ 10.648707][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.651097][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.653109][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.654766][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.656238][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.657383][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.658634][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.661566][ T1] hub 23-0:1.0: USB hub found [ 10.662624][ T1] hub 23-0:1.0: 8 ports detected [ 10.668818][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.670631][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.672363][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.674582][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.677605][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.678817][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.679820][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.681453][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.685345][ T1] hub 24-0:1.0: USB hub found [ 10.687370][ T1] hub 24-0:1.0: 8 ports detected [ 10.695292][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.697696][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.700679][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.702694][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.704143][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.705164][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.708287][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.711466][ T1] hub 25-0:1.0: USB hub found [ 10.712625][ T1] hub 25-0:1.0: 8 ports detected [ 10.719074][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.720730][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.723655][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.725574][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.728032][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.729328][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.730605][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.732044][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.734870][ T1] hub 26-0:1.0: USB hub found [ 10.736628][ T1] hub 26-0:1.0: 8 ports detected [ 10.744355][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.746998][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.749123][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.751513][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.752871][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.754459][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.757690][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.760840][ T1] hub 27-0:1.0: USB hub found [ 10.762466][ T1] hub 27-0:1.0: 8 ports detected [ 10.769088][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.771898][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.773453][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.777040][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.778336][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.779748][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.780988][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.782570][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.785479][ T1] hub 28-0:1.0: USB hub found [ 10.786932][ T1] hub 28-0:1.0: 8 ports detected [ 10.793546][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.795424][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.799358][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.800789][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.802572][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.803829][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.805456][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.808513][ T1] hub 29-0:1.0: USB hub found [ 10.809953][ T1] hub 29-0:1.0: 8 ports detected [ 10.817036][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.819097][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.821031][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.824219][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.825550][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.828642][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.829664][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.830915][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.834275][ T1] hub 30-0:1.0: USB hub found [ 10.835734][ T1] hub 30-0:1.0: 8 ports detected [ 10.843234][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.845500][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.849547][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.851552][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.852979][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.854271][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.856024][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.859646][ T1] hub 31-0:1.0: USB hub found [ 10.860641][ T1] hub 31-0:1.0: 8 ports detected [ 10.868220][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.870983][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.872945][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.875007][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.877426][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.879566][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.881119][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.883012][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.886667][ T1] hub 32-0:1.0: USB hub found [ 10.888125][ T1] hub 32-0:1.0: 8 ports detected [ 10.895327][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.898867][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.901559][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.903573][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.905342][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.906705][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.908288][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.912104][ T1] hub 33-0:1.0: USB hub found [ 10.913474][ T1] hub 33-0:1.0: 8 ports detected [ 10.920039][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.922007][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.923787][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.925639][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.928056][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.930438][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.931622][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.933512][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.937205][ T1] hub 34-0:1.0: USB hub found [ 10.938141][ T1] hub 34-0:1.0: 8 ports detected [ 10.945368][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.949186][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.951442][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.952861][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.954598][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.955848][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.958295][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.961751][ T1] hub 35-0:1.0: USB hub found [ 10.962926][ T1] hub 35-0:1.0: 8 ports detected [ 10.969408][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.971474][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.974109][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.977811][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.979515][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.981088][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.982391][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.983964][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.987264][ T1] hub 36-0:1.0: USB hub found [ 10.988191][ T1] hub 36-0:1.0: 8 ports detected [ 10.995164][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.998330][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 11.000815][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.002862][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.004043][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 11.005716][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.007678][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 11.010527][ T1] hub 37-0:1.0: USB hub found [ 11.011609][ T1] hub 37-0:1.0: 8 ports detected [ 11.017893][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.020480][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 11.022829][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.025070][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.028947][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.030238][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 11.031900][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.033816][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 11.037180][ T1] hub 38-0:1.0: USB hub found [ 11.038165][ T1] hub 38-0:1.0: 8 ports detected [ 11.045061][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.048462][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.050944][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.052702][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.055009][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.057042][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.059455][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.062679][ T1] hub 39-0:1.0: USB hub found [ 11.063808][ T1] hub 39-0:1.0: 8 ports detected [ 11.070052][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.071877][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.074388][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.078157][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.079529][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.080901][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.082229][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.083806][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.087174][ T1] hub 40-0:1.0: USB hub found [ 11.088268][ T1] hub 40-0:1.0: 8 ports detected [ 11.095175][ T1] usbcore: registered new device driver usbip-host [ 11.100939][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.104405][ T1] i8042: Warning: Keylock active [ 11.107746][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.109914][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.178561][ T1] mousedev: PS/2 mouse device common for all mice [ 11.187114][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.194796][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.197833][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.199991][ T1] i2c /dev entries driver [ 11.203172][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.206543][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.208705][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.211500][ T1] IR NEC protocol handler initialized [ 11.217068][ T1] IR RC5(x/sz) protocol handler initialized [ 11.218982][ T1] IR RC6 protocol handler initialized [ 11.219897][ T1] IR JVC protocol handler initialized [ 11.220834][ T1] IR Sony protocol handler initialized [ 11.222140][ T1] IR SANYO protocol handler initialized [ 11.223852][ T1] IR Sharp protocol handler initialized [ 11.225042][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.226693][ T1] IR XMP protocol handler initialized [ 11.228682][ T1] usbcore: registered new interface driver uvcvideo [ 11.230434][ T1] USB Video Class driver (1.1.1) [ 11.231608][ T1] gspca_main: v2.14.0 registered [ 11.251554][ T1] vivid-000: using single planar format API [ 11.270717][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.272733][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.275188][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.277524][ T1] vivid-000: V4L2 output device registered as video4 [ 11.280335][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.282297][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.284738][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.287325][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.289703][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.291896][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.293644][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.295448][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.297448][ T1] vivid-001: using multiplanar format API [ 11.312755][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.315053][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.317272][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.319623][ T1] vivid-001: V4L2 output device registered as video8 [ 11.322357][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.325081][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.327564][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.329552][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.331321][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.333272][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.336074][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.338451][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.341097][ T1] vivid-002: using single planar format API [ 11.356493][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.359207][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.360917][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.363773][ T1] vivid-002: V4L2 output device registered as video12 [ 11.365762][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.370110][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.372903][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.375097][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.376910][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.379018][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.381492][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.383857][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.385615][ T1] vivid-003: using multiplanar format API [ 11.398046][ T2622] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.409507][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.414461][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.417686][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.419875][ T1] vivid-003: V4L2 output device registered as video16 [ 11.422189][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.424882][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.428847][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.431098][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.432842][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.434747][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.437281][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.439102][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.441369][ T1] vivid-004: using single planar format API [ 11.457783][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.460277][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.462143][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.464248][ T1] vivid-004: V4L2 output device registered as video20 [ 11.466942][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.469685][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.472037][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.474068][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.476272][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.478820][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.481040][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.483230][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.485137][ T1] vivid-005: using multiplanar format API [ 11.500331][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.503270][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.505146][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.508018][ T1] vivid-005: V4L2 output device registered as video24 [ 11.511190][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.513655][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.516194][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.518928][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.521868][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.526230][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.528940][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.530885][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.533098][ T1] vivid-006: using single planar format API [ 11.549142][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.551249][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.553065][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.554853][ T1] vivid-006: V4L2 output device registered as video28 [ 11.556653][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.558842][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.561270][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.563167][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.565197][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.566882][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.568561][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.570605][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.572897][ T1] vivid-007: using multiplanar format API [ 11.588135][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.590071][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.592234][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.594464][ T1] vivid-007: V4L2 output device registered as video32 [ 11.597682][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.600309][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.603091][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.605354][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.607656][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.610015][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.612481][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.614394][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.618903][ T1] vivid-008: using single planar format API [ 11.634426][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.638855][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.641452][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.643747][ T1] vivid-008: V4L2 output device registered as video36 [ 11.645457][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.648245][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.651683][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.653242][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.656552][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.659028][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.661740][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.664146][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.666702][ T1] vivid-009: using multiplanar format API [ 11.682185][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.685004][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.687188][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.688986][ T1] vivid-009: V4L2 output device registered as video40 [ 11.690708][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.693308][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.695414][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.697321][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.699738][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.701499][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.704310][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.707055][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.709269][ T1] vivid-010: using single planar format API [ 11.725260][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.727474][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.729671][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.731461][ T1] vivid-010: V4L2 output device registered as video44 [ 11.733256][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.735277][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.737524][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.739367][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.741380][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.743396][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.745165][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.747264][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.749425][ T1] vivid-011: using multiplanar format API [ 11.765262][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.767419][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.769305][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.771000][ T1] vivid-011: V4L2 output device registered as video48 [ 11.772828][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.774754][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.776704][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.778466][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.779997][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.781571][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.783347][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.785351][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.787680][ T1] vivid-012: using single planar format API [ 11.802957][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.804851][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.806946][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.809050][ T1] vivid-012: V4L2 output device registered as video52 [ 11.811806][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.814228][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.817095][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.818684][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.820458][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.822110][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.824225][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.826451][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.830222][ T1] vivid-013: using multiplanar format API [ 11.845470][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.850719][ T2622] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.854619][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.857107][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.859131][ T1] vivid-013: V4L2 output device registered as video56 [ 11.861693][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.863951][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.867182][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.869162][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.871704][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.873622][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.876067][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.878582][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.880996][ T1] vivid-014: using single planar format API [ 11.897319][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.900054][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.902180][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.903886][ T1] vivid-014: V4L2 output device registered as video60 [ 11.907430][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.910552][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.912946][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.915388][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.917763][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.920975][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.923223][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.926026][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.928631][ T1] vivid-015: using multiplanar format API [ 11.944732][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.947647][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.949816][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.951930][ T1] vivid-015: V4L2 output device registered as video64 [ 11.954412][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.957090][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.959429][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.961673][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.964184][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.966951][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.969287][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.971308][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.974924][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.978607][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.980520][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.983726][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.987705][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.989357][ T1] iTCO_vendor_support: vendor-support=0 [ 11.992489][ T1] device-mapper: uevent: version 1.0.3 [ 11.995155][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.999770][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.001421][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.003004][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.005721][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.008650][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.009800][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.010937][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.012224][ T1] Bluetooth: HCI UART protocol LL registered [ 12.013612][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.014821][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.016167][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.017593][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.019440][ T1] usbcore: registered new interface driver bfusb [ 12.020991][ T1] usbcore: registered new interface driver btusb [ 12.023636][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.024904][ T1] Modular ISDN core version 1.1.29 [ 12.026883][ T1] NET: Registered protocol family 34 [ 12.027759][ T1] DSP module 2.0 [ 12.028361][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.041846][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.044157][ T1] 0 virtual devices registered [ 12.045198][ T1] intel_pstate: CPU model not supported [ 12.049784][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.059159][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.059163][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.074702][ T1] usnic_verbs:usnic_ib_init:667: [ 12.074707][ T1] Unable to initialize umem with err -1 [ 12.087378][ T1] iscsi: registered transport (iser) [ 12.093674][ T1] SoftiWARP attached [ 12.097972][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.109627][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.121276][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.142890][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.190909][ T1] usbcore: registered new interface driver usbhid [ 12.198048][ T1] usbhid: USB HID core driver [ 12.205536][ T1] ashmem: initialized [ 12.297955][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.307125][ T1] drop_monitor: Initializing network drop monitor service [ 12.314868][ T1] NET: Registered protocol family 26 [ 12.318112][ T288] floppy0: no floppy controllers found [ 12.320795][ T1] GACT probability on [ 12.329898][ T1] Mirror/redirect action on [ 12.334816][ T1] Simple TC action Loaded [ 12.342888][ T1] netem: version 1.3 [ 12.347460][ T1] u32 classifier [ 12.351019][ T1] Performance counters on [ 12.355706][ T1] input device check on [ 12.360284][ T1] Actions configured [ 12.367622][ T1] nf_conntrack_irc: failed to register helpers [ 12.374165][ T1] nf_conntrack_sane: failed to register helpers [ 12.421303][ T1] nf_conntrack_sip: failed to register helpers [ 12.433309][ T1] xt_time: kernel timezone is -0000 [ 12.438951][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.446251][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.456246][ T1] IPVS: ipvs loaded. [ 12.460249][ T1] IPVS: [rr] scheduler registered. [ 12.465355][ T1] IPVS: [wrr] scheduler registered. [ 12.470661][ T1] IPVS: [lc] scheduler registered. [ 12.475785][ T1] IPVS: [wlc] scheduler registered. [ 12.481365][ T1] IPVS: [fo] scheduler registered. [ 12.486521][ T1] IPVS: [ovf] scheduler registered. [ 12.491862][ T1] IPVS: [lblc] scheduler registered. [ 12.497433][ T1] IPVS: [lblcr] scheduler registered. [ 12.502806][ T1] IPVS: [dh] scheduler registered. [ 12.507976][ T1] IPVS: [sh] scheduler registered. [ 12.513104][ T1] IPVS: [mh] scheduler registered. [ 12.518256][ T1] IPVS: [sed] scheduler registered. [ 12.523450][ T1] IPVS: [nq] scheduler registered. [ 12.528798][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.534755][ T1] IPVS: [sip] pe registered. [ 12.539562][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.548533][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.554649][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.570218][ T1] IPv4 over IPsec tunneling driver [ 12.579845][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.587772][ T1] Initializing XFRM netlink socket [ 12.593052][ T1] IPsec XFRM device driver [ 12.598625][ T1] NET: Registered protocol family 10 [ 12.604252][ T1] [ 12.606679][ T1] ============================= [ 12.611521][ T1] WARNING: suspicious RCU usage [ 12.616456][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 12.622954][ T1] ----------------------------- [ 12.627973][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.635986][ T1] [ 12.635986][ T1] other info that might help us debug this: [ 12.635986][ T1] [ 12.646788][ T1] [ 12.646788][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.655112][ T1] 1 lock held by swapper/0/1: [ 12.659898][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.670117][ T1] [ 12.670117][ T1] stack backtrace: [ 12.676045][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 12.685366][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.686009][ T1] Call Trace: [ 12.686009][ T1] dump_stack+0x18f/0x20d [ 12.686009][ T1] ip6mr_get_table+0x153/0x180 [ 12.686009][ T1] ip6mr_new_table+0x1b/0x70 [ 12.686009][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.686009][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.686009][ T1] ops_init+0xaf/0x420 [ 12.686009][ T1] register_pernet_operations+0x346/0x840 [ 12.686009][ T1] ? setup_net+0x860/0x860 [ 12.686009][ T1] ? down_write_killable+0x170/0x170 [ 12.686009][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.686009][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.686009][ T1] ? unix_diag_init+0x11/0x11 [ 12.686009][ T1] register_pernet_subsys+0x25/0x40 [ 12.686009][ T1] ip6_mr_init+0x49/0x152 [ 12.686009][ T1] inet6_init+0x1d7/0x6dc [ 12.686009][ T1] do_one_initcall+0x10a/0x7d0 [ 12.686009][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.686009][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.686009][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.686009][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.686009][ T1] kernel_init_freeable+0x501/0x5ae [ 12.686009][ T1] ? rest_init+0x365/0x365 [ 12.686009][ T1] kernel_init+0xd/0x1bb [ 12.686009][ T1] ret_from_fork+0x24/0x30 [ 12.830563][ T1] Segment Routing with IPv6 [ 12.835550][ T1] mip6: Mobile IPv6 [ 12.843599][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 12.855654][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 12.863910][ T1] NET: Registered protocol family 17 [ 12.869476][ T1] NET: Registered protocol family 15 [ 12.875257][ T1] Bridge firewalling registered [ 12.881848][ T1] NET: Registered protocol family 9 [ 12.887324][ T1] X25: Linux Version 0.2 [ 12.924532][ T1] NET: Registered protocol family 6 [ 12.970572][ T1] NET: Registered protocol family 11 [ 12.979214][ T1] NET: Registered protocol family 3 [ 12.984557][ T1] can: controller area network core (rev 20170425 abi 9) [ 12.993629][ T1] NET: Registered protocol family 29 [ 12.999189][ T1] can: raw protocol (rev 20170425) [ 13.004429][ T1] can: broadcast manager protocol (rev 20170425 t) [ 13.011109][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 13.018995][ T1] can: SAE J1939 [ 13.026204][ T1] Bluetooth: RFCOMM TTY layer initialized [ 13.032110][ T1] Bluetooth: RFCOMM socket layer initialized [ 13.038770][ T1] Bluetooth: RFCOMM ver 1.11 [ 13.043471][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.049712][ T1] Bluetooth: BNEP filters: protocol multicast [ 13.055839][ T1] Bluetooth: BNEP socket layer initialized [ 13.061766][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 13.067668][ T1] Bluetooth: CMTP socket layer initialized [ 13.073496][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 13.080393][ T1] Bluetooth: HIDP socket layer initialized [ 13.087100][ T1] RPC: Registered rdma transport module. [ 13.092820][ T1] RPC: Registered rdma backchannel transport module. [ 13.108016][ T1] NET: Registered protocol family 33 [ 13.113607][ T1] Key type rxrpc registered [ 13.118562][ T1] Key type rxrpc_s registered [ 13.124979][ T1] NET: Registered protocol family 41 [ 13.131353][ T1] lec:lane_module_init: lec.c: initialized [ 13.137812][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 13.144711][ T1] l2tp_core: L2TP core driver, V2.0 [ 13.150132][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 13.155789][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 13.162762][ T1] l2tp_netlink: L2TP netlink interface [ 13.168632][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 13.175511][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.183857][ T1] NET: Registered protocol family 35 [ 13.190210][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.220804][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.226948][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.235858][ T1] sctp: Hash tables configured (bind 32/56) [ 13.244474][ T1] NET: Registered protocol family 21 [ 13.251198][ T1] Registered RDS/infiniband transport [ 13.257835][ T1] Registered RDS/tcp transport [ 13.262609][ T1] tipc: Activated (version 2.0.0) [ 13.268258][ T1] NET: Registered protocol family 30 [ 13.274891][ T1] tipc: Started in single node mode [ 13.286117][ T1] NET: Registered protocol family 43 [ 13.291741][ T1] 9pnet: Installing 9P2000 support [ 13.297526][ T1] NET: Registered protocol family 37 [ 13.306870][ T1] NET: Registered protocol family 36 [ 13.312683][ T1] Key type dns_resolver registered [ 13.318118][ T1] Key type ceph registered [ 13.323687][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.331470][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.340945][ T1] openvswitch: Open vSwitch switching datapath [ 13.350503][ T1] NET: Registered protocol family 40 [ 13.356304][ T1] mpls_gso: MPLS GSO support [ 13.367699][ T1] IPI shorthand broadcast: enabled [ 13.373061][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.378689][ T1] AES CTR mode by8 optimization enabled [ 13.389945][ T1] sched_clock: Marking stable (13373236497, 16662718)->(13401104561, -11205346) [ 13.400551][ T1] registered taskstats version 1 [ 13.405515][ T1] Loading compiled-in X.509 certificates [ 13.417009][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.429639][ T1] zswap: loaded using pool lzo/zbud [ 13.437514][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.447814][ T1] Key type ._fscrypt registered [ 13.452788][ T1] Key type .fscrypt registered [ 13.457588][ T1] Key type fscrypt-provisioning registered [ 13.466138][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.473216][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.488459][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.499359][ T1] Key type big_key registered [ 13.506569][ T1] Key type encrypted registered [ 13.511593][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.518905][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.525445][ T1] ima: Allocated hash algorithm: sha256 [ 13.531538][ T1] ima: No architecture policies found [ 13.537305][ T1] evm: Initialising EVM extended attributes: [ 13.543291][ T1] evm: security.selinux [ 13.547501][ T1] evm: security.SMACK64 [ 13.551758][ T1] evm: security.SMACK64EXEC [ 13.556481][ T1] evm: security.SMACK64TRANSMUTE [ 13.561420][ T1] evm: security.SMACK64MMAP [ 13.565996][ T1] evm: security.apparmor [ 13.570248][ T1] evm: security.ima [ 13.574173][ T1] evm: security.capability [ 13.578651][ T1] evm: HMAC attrs: 0x1 [ 13.584718][ T1] PM: Magic number: 4:383:819 [ 13.592189][ T1] printk: console [netcon0] enabled [ 13.597756][ T1] netconsole: network logging started [ 13.606696][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.615457][ T1] rdma_rxe: loaded [ 13.619722][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.630943][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.639644][ T2622] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.649517][ T1] ALSA device list: [ 13.653351][ T1] #0: Dummy 1 [ 13.656983][ T2622] cfg80211: failed to load regulatory.db [ 13.663260][ T1] #1: Loopback 1 [ 13.667073][ T1] #2: Virtual MIDI Card 1 [ 13.674595][ T1] md: Waiting for all devices to be available before autodetect [ 13.682393][ T1] md: If you don't use raid, use raid=noautodetect [ 13.693681][ T1] md: Autodetecting RAID arrays. [ 13.699560][ T1] md: autorun ... [ 13.703553][ T1] md: ... autorun DONE. [ 13.735764][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.744072][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.778471][ T1] devtmpfs: mounted [ 13.789508][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 13.796694][ T1] Kernel memory protection disabled. [ 13.837131][ T1] Run /sbin/init as init process [ 14.961388][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.980567][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.988459][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.079935][ 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) [ 15.103259][ T1] systemd[1]: Detected virtualization kvm. [ 15.109323][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.178292][ T1] systemd[1]: Set hostname to . [ 15.609370][ T3887] systemd-fstab-generator[3887]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.627244][ T3890] selinux-autorel (3890) used greatest stack depth: 23432 bytes left [ 15.655380][ T3887] systemd-fstab-generator[3887]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.672651][ T3887] systemd-fstab-generator[3887]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.895611][ T3882] systemd[3882]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 16.277494][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 16.316505][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 16.357671][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 16.407452][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 16.451639][ T1] [ 16.454342][ T1] ============================= [ 16.459967][ T1] WARNING: suspicious RCU usage [ 16.464834][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 16.471455][ T1] ----------------------------- [ 16.476351][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.485634][ T1] [ 16.485634][ T1] other info that might help us debug this: [ 16.485634][ T1] [ 16.495968][ T1] [ 16.495968][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.504055][ T1] 2 locks held by systemd/1: [ 16.508693][ T1] #0: ffff888099660450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 16.517869][ T1] #1: ffff88809898d250 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 16.527927][ T1] [ 16.527927][ T1] stack backtrace: [ 16.533994][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 16.543003][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.553047][ T1] Call Trace: [ 16.556347][ T1] dump_stack+0x18f/0x20d [ 16.560687][ T1] evm_protected_xattr+0x1c2/0x210 [ 16.565804][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 16.571290][ T1] evm_inode_setxattr+0xc4/0xf0 [ 16.576177][ T1] security_inode_setxattr+0x18f/0x200 [ 16.581769][ T1] vfs_setxattr+0xa7/0xf0 [ 16.586103][ T1] setxattr+0x23d/0x330 [ 16.590266][ T1] ? vfs_setxattr+0xf0/0xf0 [ 16.594772][ T1] ? lock_acquire+0x1f4/0x940 [ 16.599452][ T1] ? mnt_want_write+0x3a/0xb0 [ 16.604138][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 16.609626][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 16.615198][ T1] ? preempt_count_add+0x74/0x140 [ 16.620469][ T1] ? preempt_count_add+0x74/0x140 [ 16.625494][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 16.630633][ T1] path_setxattr+0x170/0x190 [ 16.635280][ T1] ? setxattr+0x330/0x330 [ 16.639618][ T1] ? task_work_run+0x160/0x1b0 [ 16.644387][ T1] __x64_sys_setxattr+0xc0/0x160 [ 16.649424][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.654819][ T1] do_syscall_64+0xf6/0x7d0 [ 16.659437][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.665435][ T1] RIP: 0033:0x7fbb4c20167a [ 16.669847][ 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 [ 16.689450][ T1] RSP: 002b:00007ffc90b279c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.697882][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbb4c20167a [ 16.706050][ T1] RDX: 00007ffc90b27a40 RSI: 000055b94c469f9b RDI: 000055b94e14f4f0 [ 16.714035][ T1] RBP: 000055b94c469f9b R08: 0000000000000000 R09: 0000000000000030 [ 16.722130][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffc90b27a40 [ 16.730478][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055b94e1151f0 [ 16.739953][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. Mounting Huge Pages File System... Mounting POSIX Message Queue File System... [ OK ] Reached target Swap. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Reached target Encrypted Volumes. [ OK ] Created slice system-serial\x2dgetty.slice. Mounting /sys/kernel/debug... [ OK ] Reached target Paths. Mounting /sys/kernel/config... [ OK ] Created slice system-getty.slice. [ OK ] Listening on udev Control Socket. [ OK ] Listening on Journal Audit Socket. [ OK ] Reached target Slices. [ OK ] Listening on Syslog Socket. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... Starting Load Kernel Modules... Starting Create Static Device Nodes in /dev... [ 17.626736][ T3906] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Reached target Sockets. Starting Journal Service... [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ 17.922604][ T3911] systemd-tmpfile (3911) used greatest stack depth: 23048 bytes left [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... Starting Load/Save Random Seed... Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ 20.272485][ T1] systemd[1]: Started Journal Service. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 20.472431][ T3914] systemd-journald[3914]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ 20.875874][ T3960] [ 20.878453][ T3960] ============================= [ 20.883328][ T3960] WARNING: suspicious RCU usage [ 20.888699][ T3960] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 20.895644][ T3960] ----------------------------- [ 20.900731][ T3960] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 20.910891][ T3960] [ 20.910891][ T3960] other info that might help us debug this: [ 20.910891][ T3960] [ 20.930776][ T3960] [ 20.930776][ T3960] rcu_scheduler_active = 2, debug_locks = 1 [ 20.946103][ T3960] 1 lock held by ip/3960: [ 20.950465][ T3960] #0: ffffffff8a7b2d48 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.975969][ T3960] [ 20.975969][ T3960] stack backtrace: [ 20.981912][ T3960] CPU: 1 PID: 3960 Comm: ip Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 20.990680][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.000752][ T3960] Call Trace: [ 21.004063][ T3960] dump_stack+0x18f/0x20d [ 21.008417][ T3960] bpq_device_event+0x609/0x75a [ 21.013296][ T3960] notifier_call_chain+0xc0/0x230 [ 21.018348][ T3960] call_netdevice_notifiers_info+0xb5/0x130 [ 21.024264][ T3960] __dev_notify_flags+0x121/0x2c0 [ 21.029428][ T3960] ? dev_change_name+0x700/0x700 [ 21.034399][ T3960] ? dev_set_allmulti+0x30/0x30 [ 21.039426][ T3960] ? print_usage_bug+0x240/0x240 [ 21.044406][ T3960] dev_change_flags+0x100/0x160 [ 21.049292][ T3960] do_setlink+0xa1c/0x35d0 [ 21.053914][ T3960] ? mark_lock+0x129/0x1390 [ 21.058447][ T3960] ? rtnl_getlink+0xab0/0xab0 [ 21.063147][ T3960] ? print_usage_bug+0x240/0x240 [ 21.068106][ T3960] ? mark_lock+0x129/0x1390 [ 21.072631][ T3960] ? mark_lock+0x129/0x1390 [ 21.077177][ T3960] ? __lock_acquire+0xca1/0x3f20 [ 21.082145][ T3960] ? memset+0x20/0x40 [ 21.086153][ T3960] ? __nla_validate_parse+0x2af/0x1cc0 [ 21.091636][ T3960] ? mark_held_locks+0xe0/0xe0 [ 21.096432][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 21.101220][ T3960] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.107835][ T3960] ? nla_memcpy+0xa0/0xa0 [ 21.112181][ T3960] ? mark_held_locks+0xe0/0xe0 [ 21.116962][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 21.121760][ T3960] __rtnl_newlink+0xad0/0x1590 [ 21.126571][ T3960] ? rtnl_link_unregister+0x240/0x240 [ 21.131978][ T3960] ? is_bpf_text_address+0xcb/0x160 [ 21.137196][ T3960] ? kernel_text_address+0x6e/0xe0 [ 21.142331][ T3960] ? __kernel_text_address+0x9/0x30 [ 21.147571][ T3960] ? unwind_get_return_address+0x5a/0xa0 [ 21.153222][ T3960] ? profile_setup.cold+0xc1/0xc1 [ 21.158269][ T3960] ? arch_stack_walk+0x97/0xf0 [ 21.163863][ T3960] ? stack_trace_save+0x8c/0xc0 [ 21.168736][ T3960] ? stack_trace_consume_entry+0x160/0x160 [ 21.174618][ T3960] ? rtnl_newlink+0x46/0xa0 [ 21.179146][ T3960] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.184711][ T3960] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.190712][ T3960] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.196573][ T3960] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.202150][ T3960] rtnl_newlink+0x64/0xa0 [ 21.206500][ T3960] ? __rtnl_newlink+0x1590/0x1590 [ 21.211547][ T3960] rtnetlink_rcv_msg+0x44e/0xad0 [ 21.216516][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.221829][ T3960] ? lock_acquire+0x1f4/0x940 [ 21.226533][ T3960] ? netlink_deliver_tap+0x146/0xcc0 [ 21.231980][ T3960] netlink_rcv_skb+0x15a/0x430 [ 21.236880][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.242199][ T3960] ? netlink_ack+0xa60/0xa60 [ 21.246822][ T3960] ? netlink_deliver_tap+0x236/0xcc0 [ 21.252139][ T3960] netlink_unicast+0x537/0x740 [ 21.256934][ T3960] ? netlink_attachskb+0x810/0x810 [ 21.262066][ T3960] ? _copy_from_iter_full+0x25c/0x870 [ 21.267461][ T3960] ? __phys_addr_symbol+0x2c/0x70 [ 21.272503][ T3960] ? __check_object_size+0x171/0x437 [ 21.277814][ T3960] netlink_sendmsg+0x882/0xe10 [ 21.282634][ T3960] ? aa_af_perm+0x260/0x260 [ 21.287403][ T3960] ? netlink_unicast+0x740/0x740 [ 21.287444][ T3960] ? netlink_unicast+0x740/0x740 [ 21.297624][ T3960] sock_sendmsg+0xcf/0x120 [ 21.302064][ T3960] ____sys_sendmsg+0x6bf/0x7e0 [ 21.306983][ T3960] ? mark_held_locks+0xe0/0xe0 [ 21.311779][ T3960] ? kernel_sendmsg+0x50/0x50 [ 21.316562][ T3960] ? find_held_lock+0x2d/0x110 [ 21.321370][ T3960] ? mark_lock+0x129/0x1390 [ 21.325910][ T3960] ___sys_sendmsg+0x100/0x170 [ 21.330620][ T3960] ? sendmsg_copy_msghdr+0x70/0x70 [ 21.335879][ T3960] ? migration_entry_to_page+0x310/0x310 [ 21.341540][ T3960] ? do_raw_spin_unlock+0x171/0x260 [ 21.347205][ T3960] ? find_held_lock+0x2d/0x110 [ 21.351995][ T3960] ? do_page_fault+0x59e/0x13da [ 21.357135][ T3960] ? vm_insert_pages+0x6a0/0x6a0 [ 21.362096][ T3960] ? lock_downgrade+0x840/0x840 [ 21.366975][ T3960] ? __fget_light+0x1ab/0x270 [ 21.371687][ T3960] __sys_sendmsg+0xec/0x1b0 [ 21.376225][ T3960] ? __sys_sendmsg_sock+0xb0/0xb0 [ 21.381279][ T3960] ? down_read_nested+0x430/0x430 [ 21.386364][ T3960] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.392123][ T3960] ? do_syscall_64+0x21/0x7d0 [ 21.396834][ T3960] do_syscall_64+0xf6/0x7d0 [ 21.401368][ T3960] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.407287][ T3960] RIP: 0033:0x7fcbea7ecdc7 [ 21.411724][ T3960] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 21.431458][ T3960] RSP: 002b:00007ffda1556678 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 21.439978][ T3960] RAX: ffffffffffffffda RBX: 000000005eabb892 RCX: 00007fcbea7ecdc7 [ 21.447973][ T3960] RDX: 0000000000000000 RSI: 00007ffda15566c0 RDI: 0000000000000003 [ 21.455964][ T3960] RBP: 00007ffda15566c0 R08: 0000000000001000 R09: fefefeff77686d74 [ 21.463954][ T3960] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffda1556700 [ 21.471946][ T3960] R13: 0000559b64a183c0 R14: 00007ffda155e780 R15: 0000000000000000 [ OK ] Started Create Volatile Files and Directories. [ 21.621767][ C0] random: crng init done [ 21.626047][ C0] random: 7 urandom warning(s) missed due to ratelimiting Starting Update UTMP about System Boot/Shutdown... [ 21.708676][ T1] [ 21.711238][ T1] ============================= [ 21.745975][ T1] WARNING: suspicious RCU usage [ 21.750871][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 21.796013][ T1] ----------------------------- [ 21.800917][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 21.843089][ T1] [ 21.843089][ T1] other info that might help us debug this: [ 21.843089][ T1] [ 21.885583][ T1] [ 21.885583][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 21.895369][ T1] 4 locks held by systemd/1: [ 21.905815][ T1] #0: ffff8880984b6450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 21.915989][ T1] #1: ffff8880a33bbc88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 21.925331][ T1] #2: ffff8880947b7660 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 21.936340][ T1] #3: ffffffff8a05e288 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 21.948388][ T1] [ 21.948388][ T1] stack backtrace: [ 21.954344][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 21.963464][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.973865][ T1] Call Trace: [ 21.977172][ T1] dump_stack+0x18f/0x20d [ 21.981540][ T1] match_exception_partial+0x2ee/0x340 [ 21.987032][ T1] verify_new_ex+0x176/0x3a0 [ 21.991658][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 21.997146][ T1] ? lock_acquire+0x1f4/0x940 [ 22.001850][ T1] ? kernfs_fop_write+0x1db/0x490 [ 22.006903][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 22.012141][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 22.017199][ T1] ? lock_downgrade+0x840/0x840 [ 22.022079][ T1] cgroup_file_write+0x20d/0x710 [ 22.027038][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 22.032254][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 22.037566][ T1] ? __might_fault+0x190/0x1d0 [ 22.042356][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 22.047675][ T1] kernfs_fop_write+0x268/0x490 [ 22.052560][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 22.057521][ T1] __vfs_write+0x76/0x100 [ 22.061924][ T1] vfs_write+0x268/0x5d0 [ 22.066190][ T1] ksys_write+0x12d/0x250 [ 22.070540][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 22.075363][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 22.081110][ T1] do_syscall_64+0xf6/0x7d0 [ 22.085636][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 22.091549][ T1] RIP: 0033:0x7fbb4c1f5970 [ 22.095976][ 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 [ 22.115761][ T1] RSP: 002b:00007ffc90b27588 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 22.124370][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fbb4c1f5970 [ 22.132358][ T1] RDX: 000000000000000a RSI: 000055b94e12a7b0 RDI: 0000000000000026 [ 22.140362][ T1] RBP: 000055b94e12a7b0 R08: 000055b94e158e10 R09: 00007fbb4dc2b500 [ 22.148347][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 22.156332][ T1] R13: 0000000000000001 R14: 000055b94e158d30 R15: 000000000000000a Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (17s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (18s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (18s / no limit) [ OK ] Reached target Sound Card. [ **] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ ***] (2 of 2) A start job is running for…dplug all Devices (25s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (26s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (26s / no limit) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (27s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting OpenBSD Secure Shell server... Starting System Logging Service... Starting getty on tty2-tty6 if dbus and logind are not available... Starting Permit User Sessions... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. Starting Load/Save RF Kill Switch Status... [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started OpenBSD Secure Shell server. [ 52.383141][ T6765] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 52.395097][ T6765] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 52.403693][ T6765] CPU: 1 PID: 6765 Comm: sshd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 52.412630][ T6765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.422707][ T6765] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 52.428782][ T6765] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 52.448397][ T6765] RSP: 0018:ffffc900048f7450 EFLAGS: 00010206 [ 52.454471][ T6765] RAX: dffffc0000000000 RBX: ffff8880a44ee000 RCX: ffffffff8363aeea [ 52.462451][ T6765] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 52.470432][ T6765] RBP: 1ffff9200091ee8b R08: ffff8880a68fc3c0 R09: fffffbfff1559772 [ 52.478446][ T6765] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880a60c4fea [ 52.486428][ T6765] R13: ffff8880a60c4000 R14: 0000000000001a6d R15: 0000000000000000 [ 52.494409][ T6765] FS: 00007fbb2f7128c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 52.503346][ T6765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.509939][ T6765] CR2: 000055fa7b25e8f5 CR3: 00000000942fa000 CR4: 00000000001406e0 [ 52.517917][ T6765] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.525892][ T6765] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.533918][ T6765] Call Trace: [ 52.537214][ T6765] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 52.542618][ T6765] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 52.542636][ T6765] ? __kmalloc+0x62f/0x7a0 [ 52.552870][ T6765] ? tomoyo_realpath_from_path+0xc2/0x620 [ 52.558712][ T6765] tomoyo_realpath_from_path+0x393/0x620 [ 52.564358][ T6765] tomoyo_path_number_perm+0x1c2/0x4d0 [ 52.569832][ T6765] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 52.575563][ T6765] ? tomoyo_execute_permission+0x470/0x470 [ 52.581657][ T6765] ? d_alloc_parallel+0x785/0x1b10 [ 52.586791][ T6765] ? d_alloc_parallel+0x9ea/0x1b10 [ 52.591924][ T6765] ? rcu_read_lock_held_common+0x130/0x130 [ 52.597759][ T6765] ? print_usage_bug+0x240/0x240 [ 52.602716][ T6765] tomoyo_path_mknod+0x10d/0x190 [ 52.607673][ T6765] ? tomoyo_path_chown+0x1b0/0x1b0 [ 52.612802][ T6765] ? mark_held_locks+0x9f/0xe0 [ 52.617584][ T6765] ? d_lookup+0xec/0x250 [ 52.621858][ T6765] security_path_mknod+0x116/0x180 [ 52.626993][ T6765] lookup_open+0x5ae/0x1320 [ 52.631524][ T6765] ? page_put_link+0x210/0x210 [ 52.636368][ T6765] ? preempt_count_add+0x74/0x140 [ 52.641451][ T6765] ? __mnt_want_write+0x1da/0x2c0 [ 52.646505][ T6765] path_openat+0x93c/0x27f0 [ 52.651082][ T6765] ? path_lookupat.isra.0+0x530/0x530 [ 52.656492][ T6765] ? up_read+0x1a8/0x750 [ 52.660762][ T6765] ? mark_held_locks+0xe0/0xe0 [ 52.665550][ T6765] ? down_read_nested+0x430/0x430 [ 52.670599][ T6765] do_filp_open+0x192/0x260 [ 52.675125][ T6765] ? may_open_dev+0xf0/0xf0 [ 52.679662][ T6765] ? simple_attr_release+0x40/0x40 [ 52.684799][ T6765] ? _raw_spin_unlock+0x24/0x40 [ 52.689699][ T6765] ? __alloc_fd+0x46d/0x600 [ 52.694234][ T6765] do_sys_openat2+0x585/0x7d0 [ 52.698933][ T6765] ? file_open_root+0x400/0x400 [ 52.703811][ T6765] ? up_read+0x1a8/0x750 [ 52.708081][ T6765] do_sys_open+0xc3/0x140 [ 52.712533][ T6765] ? filp_open+0x70/0x70 [ 52.716815][ T6765] ? handle_mm_fault+0x29e/0x660 [ 52.721991][ T6765] ? trace_hardirqs_off_caller+0x55/0x230 [ 52.727735][ T6765] do_syscall_64+0xf6/0x7d0 [ 52.732268][ T6765] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 52.738173][ T6765] RIP: 0033:0x7fbb2d87b6f0 [ 52.742603][ T6765] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 52.762316][ T6765] RSP: 002b:00007ffe2be07418 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 52.770745][ T6765] RAX: ffffffffffffffda RBX: 000055fa7c060970 RCX: 00007fbb2d87b6f0 [ 52.778728][ T6765] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055fa7b25e8f5 [ 52.786712][ T6765] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 52.794698][ T6765] R10: 0000000000000240 R11: 0000000000000246 R12: 000055fa7b22f51e [ 52.802680][ T6765] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 52.810663][ T6765] Modules linked in: [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 52.861842][ T6765] ---[ end trace 0dec3c73de5bb36f ]--- [ 52.867353][ T6765] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 52.903865][ T6765] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 52.946468][ T6765] RSP: 0018:ffffc900048f7450 EFLAGS: 00010206 [ 52.965684][ T6765] RAX: dffffc0000000000 RBX: ffff8880a44ee000 RCX: ffffffff8363aeea [ 52.990689][ T6765] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 52.999445][ T6765] RBP: 1ffff9200091ee8b R08: ffff8880a68fc3c0 R09: fffffbfff1559772 [ 53.012116][ T6765] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880a60c4fea [ 53.097865][ T6765] R13: ffff8880a60c4000 R14: 0000000000001a6d R15: 0000000000000000 [ 53.130258][ T6765] FS: 00007fbb2f7128c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 53.150926][ T6765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.163200][ T6765] CR2: 00007f205cd5f000 CR3: 00000000942fa000 CR4: 00000000001406e0 [ 53.184692][ T6765] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.241710][ T6765] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.301352][ T6765] Kernel panic - not syncing: Fatal exception [ 53.308117][ T6765] Kernel Offset: disabled [ 53.312584][ T6765] Rebooting in 86400 seconds..