[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200501-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 [ 0.000003][ T0] kvm-clock: cpu 0, msr be43001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3730394111 cycles [ 0.000945][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003551][ T0] tsc: Detected 2300.000 MHz processor [ 0.006151][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007186][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008356][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015367][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.016381][ T0] check: Scanning 1 areas for low memory corruption [ 0.017510][ T0] Using GB pages for direct mapping [ 0.020805][ T0] ACPI: Early table checksum verification disabled [ 0.021783][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.022823][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024178][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025613][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027141][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028012][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028742][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.029990][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031327][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.032542][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034088][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.034906][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.035592][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.036551][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.037538][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.038514][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.040031][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.041643][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.042866][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.044512][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.046256][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.100197][ T0] Zone ranges: [ 0.100750][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.101685][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.102743][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.103770][ T0] Device empty [ 0.104540][ T0] Movable zone start for each node [ 0.105245][ T0] Early memory node ranges [ 0.105859][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.106904][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.107838][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.108876][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.109865][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.109870][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.139479][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.595172][ T0] kasan: KernelAddressSanitizer initialized [ 0.596528][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.597307][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.598632][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.599898][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.601200][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.602365][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.604213][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.605559][ T0] Using ACPI (MADT) for SMP configuration information [ 0.606507][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.607389][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.608814][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.610096][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.611331][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.612585][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.613876][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.615217][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.617038][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.617986][ T0] Booting paravirtualized kernel on KVM [ 0.618829][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.674358][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.676888][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.678279][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.679414][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.680581][ T0] Policy zone: Normal [ 0.681299][ 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 [ 0.694041][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.519311][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.527266][ T0] Running RCU self tests [ 1.528015][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.528892][ T0] rcu: RCU lockdep checking is enabled. [ 1.529734][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.530842][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.531826][ T0] Trampoline variant of Tasks RCU enabled. [ 1.532674][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.533785][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.542570][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.544212][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.548347][ T0] Console: colour VGA+ 80x25 [ 1.550227][ T0] printk: console [ttyS0] enabled [ 1.550227][ T0] printk: console [ttyS0] enabled [ 1.551852][ T0] printk: bootconsole [earlyser0] disabled [ 1.551852][ T0] printk: bootconsole [earlyser0] disabled [ 1.553523][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.554884][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.555574][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.556456][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.557269][ T0] ... CLASSHASH_SIZE: 4096 [ 1.557980][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.558755][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.559499][ T0] ... CHAINHASH_SIZE: 32768 [ 1.560231][ T0] memory used by lock dependency info: 6301 kB [ 1.561221][ T0] memory used for stack traces: 4224 kB [ 1.561986][ T0] per task-struct memory footprint: 1920 bytes [ 1.563176][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.564947][ T0] ACPI: Core revision 20200326 [ 1.567635][ T0] APIC: Switch to symmetric I/O mode setup [ 1.569165][ T0] x2apic enabled [ 1.570811][ T0] Switched APIC routing to physical x2apic. [ 1.575022][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.576100][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.577773][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.578999][ T0] pid_max: default: 32768 minimum: 301 [ 1.581152][ T0] LSM: Security Framework initializing [ 1.581973][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.583094][ T0] Yama: becoming mindful. [ 1.583895][ T0] TOMOYO Linux initialized [ 1.585688][ T0] AppArmor: AppArmor initialized [ 1.594036][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.598615][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.600281][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.601475][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.606654][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.607792][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.609072][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.610513][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.610547][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.613332][ T0] MDS: Mitigation: Clear CPU buffers [ 1.614846][ T0] Freeing SMP alternatives memory: 96K [ 1.738422][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.741371][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.743149][ T1] rcu: Hierarchical SRCU implementation. [ 1.744478][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.747323][ T1] smp: Bringing up secondary CPUs ... [ 1.752502][ T1] x86: Booting SMP configuration: [ 1.753455][ T1] .... node #0, CPUs: #1 [ 0.023709][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.756045][ 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. [ 1.757931][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.758629][ T1] smpboot: Max logical packages: 1 [ 1.759348][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.762301][ T1] devtmpfs: initialized [ 1.762301][ T1] x86/mm: Memory block size: 128MB [ 1.791822][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.791822][ T22] kworker/u4:0 (22) used greatest stack depth: 27440 bytes left [ 1.791822][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.798947][ T1] xor: automatically using best checksumming function avx [ 1.800934][ T1] PM: RTC time: 14:45:20, date: 2020-05-03 [ 1.801938][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.801942][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.805380][ T1] NET: Registered protocol family 16 [ 1.811475][ T1] audit: initializing netlink subsys (disabled) [ 1.812676][ T26] audit: type=2000 audit(1588517120.502:1): state=initialized audit_enabled=0 res=1 [ 1.819059][ T1] cpuidle: using governor menu [ 1.819059][ T1] ACPI: bus type PCI registered [ 1.819059][ T1] dca service started, version 1.12.1 [ 1.827815][ T1] PCI: Using configuration type 1 for base access [ 1.848265][ T51] kworker/u4:2 (51) used greatest stack depth: 27288 bytes left [ 2.346851][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.350784][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.350784][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.368927][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.567820][ T1] raid6: avx2x4 gen() 11672 MB/s [ 2.729556][ T1] raid6: avx2x4 xor() 6118 MB/s [ 2.907808][ T1] raid6: avx2x2 gen() 7964 MB/s [ 3.077791][ T1] raid6: avx2x2 xor() 3381 MB/s [ 3.247787][ T1] raid6: avx2x1 gen() 4826 MB/s [ 3.417790][ T1] raid6: avx2x1 xor() 1789 MB/s [ 3.587787][ T1] raid6: sse2x4 gen() 6117 MB/s [ 3.757866][ T1] raid6: sse2x4 xor() 3193 MB/s [ 3.919520][ T1] raid6: sse2x2 gen() 4097 MB/s [ 4.089519][ T1] raid6: sse2x2 xor() 1713 MB/s [ 4.259541][ T1] raid6: sse2x1 gen() 2405 MB/s [ 4.429525][ T1] raid6: sse2x1 xor() 893 MB/s [ 4.430702][ T1] raid6: using algorithm avx2x4 gen() 11672 MB/s [ 4.431742][ T1] raid6: .... xor() 6118 MB/s, rmw enabled [ 4.432797][ T1] raid6: using avx2x2 recovery algorithm [ 4.438556][ T1] ACPI: Added _OSI(Module Device) [ 4.438770][ T1] ACPI: Added _OSI(Processor Device) [ 4.438770][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.438770][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.438770][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.438812][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.439734][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.494798][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.549564][ T1] ACPI: Interpreter enabled [ 4.550587][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.551302][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.557825][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.557997][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.662217][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.663555][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.665508][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.678012][ T1] PCI host bridge to bus 0000:00 [ 4.678012][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.678012][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.678012][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.678306][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.679088][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.680357][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.681863][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.688978][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.718354][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.730068][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.738357][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.742956][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.750383][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.778351][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.779422][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.784916][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.808529][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.810427][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.815444][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.849351][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.857915][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.858574][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.862987][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.865990][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.879170][ T1] iommu: Default domain type: Translated [ 4.881382][ T1] vgaarb: loaded [ 4.892194][ T1] SCSI subsystem initialized [ 4.894809][ T1] ACPI: bus type USB registered [ 4.896296][ T1] usbcore: registered new interface driver usbfs [ 4.898253][ T1] usbcore: registered new interface driver hub [ 4.899474][ T1] usbcore: registered new device driver usb [ 4.901787][ T1] mc: Linux media interface: v0.10 [ 4.903020][ T1] videodev: Linux video capture interface: v2.00 [ 4.904843][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.906299][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.909222][ T1] PTP clock support registered [ 4.910708][ T1] EDAC MC: Ver: 3.0.0 [ 4.913243][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.913243][ T1] PCI: Using ACPI for IRQ routing [ 4.918449][ T1] Bluetooth: Core ver 2.22 [ 4.918449][ T1] NET: Registered protocol family 31 [ 4.918449][ T1] Bluetooth: HCI device and connection manager initialized [ 4.918449][ T1] Bluetooth: HCI socket layer initialized [ 4.918449][ T1] Bluetooth: L2CAP socket layer initialized [ 4.918449][ T1] Bluetooth: SCO socket layer initialized [ 4.919125][ T1] NET: Registered protocol family 8 [ 4.928099][ T1] NET: Registered protocol family 20 [ 4.928411][ T1] NetLabel: Initializing [ 4.928411][ T1] NetLabel: domain hash size = 128 [ 4.928411][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.928411][ T1] NetLabel: unlabeled traffic allowed by default [ 4.928411][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.928593][ T1] NET: Registered protocol family 39 [ 4.939529][ T1] clocksource: Switched to clocksource kvm-clock [ 7.665793][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.667027][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.669038][ T1] FS-Cache: Loaded [ 7.670702][ T1] CacheFiles: Loaded [ 7.671586][ T1] TOMOYO: 2.6.0 [ 7.672128][ T1] Mandatory Access Control activated. [ 7.674589][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.675864][ T1] pnp: PnP ACPI init [ 7.689598][ T1] pnp: PnP ACPI: found 7 devices [ 7.741094][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.742630][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.743653][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.744640][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.745664][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.749389][ T1] NET: Registered protocol family 2 [ 7.754211][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.757105][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.764253][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.769056][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.771805][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.773802][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.775987][ T1] [ 7.776401][ T1] ============================= [ 7.777087][ T1] WARNING: suspicious RCU usage [ 7.777762][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 7.779570][ T1] ----------------------------- [ 7.780267][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.781305][ T1] [ 7.781305][ T1] other info that might help us debug this: [ 7.781305][ T1] [ 7.782750][ T1] [ 7.782750][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.784000][ T1] 1 lock held by swapper/0/1: [ 7.784654][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.786068][ T1] [ 7.786068][ T1] stack backtrace: [ 7.786871][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 7.788159][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.788703][ T1] Call Trace: [ 7.788703][ T1] dump_stack+0x18f/0x20d [ 7.788703][ T1] ipmr_get_table+0x130/0x160 [ 7.788703][ T1] ipmr_net_init+0x133/0x430 [ 7.788703][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.788703][ T1] ops_init+0xaf/0x420 [ 7.788703][ T1] register_pernet_operations+0x346/0x840 [ 7.788703][ T1] ? setup_net+0x860/0x860 [ 7.788703][ T1] ? down_write_killable+0x170/0x170 [ 7.788703][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.788703][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.788703][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.788703][ T1] register_pernet_subsys+0x25/0x40 [ 7.788703][ T1] ip_mr_init+0x36/0x168 [ 7.788703][ T1] inet_init+0x298/0x424 [ 7.788703][ T1] do_one_initcall+0x10a/0x7d0 [ 7.788703][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.788703][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.788703][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.788703][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.788703][ T1] kernel_init_freeable+0x501/0x5ae [ 7.788703][ T1] ? rest_init+0x365/0x365 [ 7.788703][ T1] kernel_init+0xd/0x1bb [ 7.788703][ T1] ret_from_fork+0x24/0x30 [ 7.807607][ T1] NET: Registered protocol family 1 [ 7.810269][ T1] RPC: Registered named UNIX socket transport module. [ 7.811427][ T1] RPC: Registered udp transport module. [ 7.812187][ T1] RPC: Registered tcp transport module. [ 7.813110][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.815718][ T1] NET: Registered protocol family 44 [ 7.816562][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.817660][ T1] PCI: CLS 0 bytes, default 64 [ 7.822453][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.823645][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.828236][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.835860][ T1] kvm: already loaded the other module [ 7.836670][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.838468][ T1] clocksource: Switched to clocksource tsc [ 7.839551][ T1] mce: Machine check injector initialized [ 7.844395][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.905314][ T1] Initialise system trusted keyrings [ 7.907134][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.910254][ T1] zbud: loaded [ 7.915431][ T1] DLM installed [ 7.919191][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.923301][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.925586][ T1] NFS: Registering the id_resolver key type [ 7.926490][ T1] Key type id_resolver registered [ 7.927351][ T1] Key type id_legacy registered [ 7.928308][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.929740][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.935376][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.937755][ T1] Key type cifs.spnego registered [ 7.939424][ T1] Key type cifs.idmap registered [ 7.940110][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.941796][ T1] fuse: init (API version 7.31) [ 7.944946][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.957593][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.963232][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.964474][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.966189][ T1] ocfs2: Registered cluster interface o2cb [ 7.967439][ T1] ocfs2: Registered cluster interface user [ 7.969041][ T1] OCFS2 User DLM kernel interface loaded [ 7.978664][ T1] gfs2: GFS2 installed [ 7.983243][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.984219][ T1] ceph: loaded (mds proto 32) [ 7.996360][ T1] NET: Registered protocol family 38 [ 7.997688][ T1] async_tx: api initialized (async) [ 7.999043][ T1] Key type asymmetric registered [ 7.999806][ T1] Asymmetric key parser 'x509' registered [ 8.000725][ T1] Asymmetric key parser 'pkcs8' registered [ 8.001631][ T1] Key type pkcs7_test registered [ 8.002325][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.003571][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.014876][ T1] io scheduler mq-deadline registered [ 8.015628][ T1] io scheduler kyber registered [ 8.016580][ T1] io scheduler bfq registered [ 8.030519][ T1] hgafb: HGA card not detected. [ 8.031406][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.032698][ T1] usbcore: registered new interface driver udlfb [ 8.037726][ T1] uvesafb: failed to execute /sbin/v86d [ 8.038824][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.039991][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.041086][ T1] uvesafb: vbe_init() failed with -22 [ 8.041921][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.043770][ T1] vga16fb: mapped to 0x00000000c1367c93 [ 8.110712][ T1] Console: switching to colour frame buffer device 80x30 [ 8.399315][ T1] fb0: VGA16 VGA frame buffer device [ 8.402111][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.418560][ T1] ACPI: Power Button [PWRF] [ 8.420109][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.421696][ T1] ACPI: Sleep Button [SLPF] [ 8.429290][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.444080][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.445281][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.460262][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.461367][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.479855][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.480936][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.494347][ T1807] kworker/u4:1 (1807) used greatest stack depth: 26920 bytes left [ 8.773860][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.775057][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.776676][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.783723][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.789172][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.794777][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.802613][ T1] Cyclades driver 2.6 [ 8.803978][ T1] Initializing Nozomi driver 2.1d [ 8.806180][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.807358][ T1] No rocketport ports found; unloading driver [ 8.811919][ T1] Non-volatile memory driver v1.3 [ 8.813535][ T1] Linux agpgart interface v0.103 [ 8.822944][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.824602][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.829169][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.830538][ T1] usbcore: registered new interface driver udl [ 8.880872][ T1] brd: module loaded [ 8.914736][ T1] loop: module loaded [ 9.074525][ T1] zram: Added device: zram0 [ 9.081679][ T1] null_blk: module loaded [ 9.087644][ T1] nfcsim 0.2 initialized [ 9.092035][ T1] Loading iSCSI transport class v2.0-870. [ 9.117197][ T1] scsi host0: Virtio SCSI HBA [ 9.160348][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.167599][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.180556][ T1] slram: not enough parameters. [ 9.186304][ T1] ftl_cs: FTL header not found. [ 9.216926][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.219113][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.220856][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.229286][ T1] MACsec IEEE 802.1AE [ 9.230700][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.270140][ T1] vcan: Virtual CAN interface driver [ 9.271126][ T1] vxcan: Virtual CAN Tunnel driver [ 9.271931][ T1] slcan: serial line CAN interface driver [ 9.272897][ T1] slcan: 10 dynamic interface channels. [ 9.274250][ T1] CAN device driver interface [ 9.275970][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.277329][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.278941][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.280875][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.282450][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.283570][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.286247][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.287298][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.288346][ T1] AX.25: bpqether driver version 004 [ 9.289193][ T1] PPP generic driver version 2.4.2 [ 9.291055][ T1] PPP BSD Compression module registered [ 9.292103][ T1] PPP Deflate Compression module registered [ 9.293215][ T1] PPP MPPE Compression module registered [ 9.294453][ T1] NET: Registered protocol family 24 [ 9.295546][ T1] PPTP driver version 0.8.5 [ 9.297027][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.298904][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.300358][ T1] SLIP linefill/keepalive option. [ 9.301168][ T1] hdlc: HDLC support module revision 1.22 [ 9.302201][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.303664][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.304808][ T1] LAPB Ethernet driver version 0.02 [ 9.305950][ T1] usbcore: registered new interface driver rndis_wlan [ 9.307509][ T1] mac80211_hwsim: initializing netlink [ 9.333060][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.343182][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.357201][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.359268][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.360868][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.362607][ T1] usbcore: registered new interface driver pegasus [ 9.363963][ T1] usbcore: registered new interface driver rtl8150 [ 9.365805][ T1] usbcore: registered new interface driver r8152 [ 9.367179][ T1] usbcore: registered new interface driver asix [ 9.369297][ T1] usbcore: registered new interface driver ax88179_178a [ 9.370701][ T1] usbcore: registered new interface driver cdc_ether [ 9.372205][ T1] usbcore: registered new interface driver dm9601 [ 9.373978][ T1] usbcore: registered new interface driver smsc75xx [ 9.375370][ T1] usbcore: registered new interface driver smsc95xx [ 9.376647][ T1] usbcore: registered new interface driver net1080 [ 9.378588][ T1] usbcore: registered new interface driver rndis_host [ 9.379904][ T1] usbcore: registered new interface driver cdc_subset [ 9.381177][ T1] usbcore: registered new interface driver zaurus [ 9.382406][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.384486][ T1] usbcore: registered new interface driver cdc_ncm [ 9.385900][ T1] usbcore: registered new interface driver cdc_mbim [ 9.391836][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.402980][ T1] aoe: AoE v85 initialised. [ 9.406862][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.408480][ T1] ehci-pci: EHCI PCI platform driver [ 9.409615][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.410959][ T1] ohci-pci: OHCI PCI platform driver [ 9.412638][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.415086][ T1] usbcore: registered new interface driver cdc_acm [ 9.416500][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.418746][ T1] usbcore: registered new interface driver usblp [ 9.420003][ T1] usbcore: registered new interface driver cdc_wdm [ 9.422245][ T1] usbcore: registered new interface driver uas [ 9.423529][ T1] usbcore: registered new interface driver usb-storage [ 9.425003][ T1] usbcore: registered new interface driver ums-realtek [ 9.426594][ T1] usbcore: registered new interface driver usbserial_generic [ 9.429907][ T1] usbserial: USB Serial support registered for generic [ 9.431367][ T1] usbcore: registered new interface driver ch341 [ 9.433088][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.434447][ T1] usbcore: registered new interface driver cp210x [ 9.436040][ T1] usbserial: USB Serial support registered for cp210x [ 9.437431][ T1] usbcore: registered new interface driver ftdi_sio [ 9.439066][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.440587][ T1] usbcore: registered new interface driver keyspan [ 9.442178][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.443749][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.445149][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.447220][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.448839][ T1] usbcore: registered new interface driver option [ 9.450019][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.451776][ T1] usbcore: registered new interface driver oti6858 [ 9.452915][ T1] usbserial: USB Serial support registered for oti6858 [ 9.454507][ T1] usbcore: registered new interface driver pl2303 [ 9.455665][ T1] usbserial: USB Serial support registered for pl2303 [ 9.457246][ T1] usbcore: registered new interface driver qcserial [ 9.458910][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.460644][ T1] usbcore: registered new interface driver sierra [ 9.461851][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.463383][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.465008][ T1] usbserial: USB Serial support registered for carelink [ 9.466284][ T1] usbserial: USB Serial support registered for zio [ 9.467484][ T1] usbserial: USB Serial support registered for funsoft [ 9.468870][ T1] usbserial: USB Serial support registered for flashloader [ 9.470633][ T1] usbserial: USB Serial support registered for google [ 9.471981][ T1] usbserial: USB Serial support registered for libtransistor [ 9.473541][ T1] usbserial: USB Serial support registered for vivopay [ 9.475193][ T1] usbserial: USB Serial support registered for moto_modem [ 9.476621][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.478844][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.480122][ T1] usbserial: USB Serial support registered for hp4x [ 9.481692][ T1] usbserial: USB Serial support registered for suunto [ 9.482888][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.486013][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.488361][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.491215][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.494874][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.496674][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.498093][ T1] usb usb1: Product: Dummy host controller [ 9.499061][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.503481][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.509123][ T1] hub 1-0:1.0: USB hub found [ 9.510673][ T1] hub 1-0:1.0: 1 port detected [ 9.516915][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.518625][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.521222][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.524411][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.526000][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.527339][ T1] usb usb2: Product: Dummy host controller [ 9.528785][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.530187][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.533682][ T1] hub 2-0:1.0: USB hub found [ 9.534870][ T1] hub 2-0:1.0: 1 port detected [ 9.540260][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.542008][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.543953][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.546577][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.548689][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.550039][ T1] usb usb3: Product: Dummy host controller [ 9.551053][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.552480][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.556001][ T1] hub 3-0:1.0: USB hub found [ 9.557213][ T1] hub 3-0:1.0: 1 port detected [ 9.561395][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.562842][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.565104][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.568481][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.569925][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.571254][ T1] usb usb4: Product: Dummy host controller [ 9.572328][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.573740][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.577267][ T1] hub 4-0:1.0: USB hub found [ 9.578698][ T1] hub 4-0:1.0: 1 port detected [ 9.582480][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.584402][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.586241][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.589555][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.590981][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.592432][ T1] usb usb5: Product: Dummy host controller [ 9.593554][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.595163][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.598894][ T1] hub 5-0:1.0: USB hub found [ 9.600029][ T1] hub 5-0:1.0: 1 port detected [ 9.603690][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.605756][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.607705][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.610558][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.612019][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.613704][ T1] usb usb6: Product: Dummy host controller [ 9.614805][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.616238][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.621600][ T1] hub 6-0:1.0: USB hub found [ 9.622706][ T1] hub 6-0:1.0: 1 port detected [ 9.627058][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.629923][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.631959][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.634864][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.636822][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.638798][ T1] usb usb7: Product: Dummy host controller [ 9.639878][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.641339][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.644953][ T1] hub 7-0:1.0: USB hub found [ 9.646106][ T1] hub 7-0:1.0: 1 port detected [ 9.650757][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.652656][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.654669][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.657718][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.659250][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.660571][ T1] usb usb8: Product: Dummy host controller [ 9.661530][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.663480][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.667579][ T1] hub 8-0:1.0: USB hub found [ 9.669695][ T1] hub 8-0:1.0: 1 port detected [ 9.691465][ T1] using random self ethernet address [ 9.693131][ T1] using random host ethernet address [ 9.696819][ T1] Mass Storage Function, version: 2009/09/11 [ 9.698945][ T1] LUN: removable file: (no medium) [ 9.699986][ T1] no file given for LUN0 [ 9.700924][ T1] printk: console [ttyGS0] disabled [ 9.706281][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.711146][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.713616][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.715773][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.720616][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.722065][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.723741][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.724867][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.726251][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.730837][ T1] hub 9-0:1.0: USB hub found [ 9.732084][ T1] hub 9-0:1.0: 8 ports detected [ 9.741495][ C1] random: fast init done [ 9.744617][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.746988][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.748915][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.751812][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.755525][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.756982][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.759393][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.759915][ T36] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.762167][ T36] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.763190][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.763235][ T36] sd 0:0:1:0: [sda] Write Protect is off [ 9.764372][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.766204][ T36] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.769556][ T1] hub 10-0:1.0: USB hub found [ 9.770707][ T1] hub 10-0:1.0: 8 ports detected [ 9.781019][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.782779][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.784732][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.786128][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.787271][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.789615][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.790906][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.792586][ T36] sda: sda1 [ 9.798402][ T1] hub 11-0:1.0: USB hub found [ 9.799133][ T36] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.799506][ T1] hub 11-0:1.0: 8 ports detected [ 9.805613][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.807155][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.808903][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.810804][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.812041][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.813184][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.814075][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.815281][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.818380][ T1] hub 12-0:1.0: USB hub found [ 9.819268][ T1] hub 12-0:1.0: 8 ports detected [ 9.826313][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.829109][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.830966][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.832353][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.833526][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 9.835014][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.836239][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 9.839145][ T1] hub 13-0:1.0: USB hub found [ 9.840407][ T1] hub 13-0:1.0: 8 ports detected [ 9.845774][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.847623][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 9.849893][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.851745][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.853082][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.854333][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 9.855381][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.856742][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 9.859802][ T1] hub 14-0:1.0: USB hub found [ 9.860705][ T1] hub 14-0:1.0: 8 ports detected [ 9.867004][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.869065][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 9.870954][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.872210][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.873461][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 9.874443][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.875734][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 9.878520][ T1] hub 15-0:1.0: USB hub found [ 9.879549][ T1] hub 15-0:1.0: 8 ports detected [ 9.885040][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.886635][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 9.889405][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.891228][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.892532][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.893613][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 9.894557][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.895732][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 9.898694][ T1] hub 16-0:1.0: USB hub found [ 9.899560][ T1] hub 16-0:1.0: 8 ports detected [ 9.905672][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 9.907461][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 9.910219][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.911559][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.912815][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 9.913814][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.915031][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 9.917686][ T1] hub 17-0:1.0: USB hub found [ 9.918946][ T1] hub 17-0:1.0: 8 ports detected [ 9.924075][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 9.925596][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 9.927071][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.930158][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.931452][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.932578][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 9.933469][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.934755][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 9.937479][ T1] hub 18-0:1.0: USB hub found [ 9.938709][ T1] hub 18-0:1.0: 8 ports detected [ 9.944728][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 9.946455][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 9.949104][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.950516][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.951680][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 9.952923][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.954086][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 9.956665][ T1] hub 19-0:1.0: USB hub found [ 9.957644][ T1] hub 19-0:1.0: 8 ports detected [ 9.963005][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 9.964694][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 9.966223][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.969523][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.971011][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.972236][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 9.973146][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.974322][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 9.976889][ T1] hub 20-0:1.0: USB hub found [ 9.978078][ T1] hub 20-0:1.0: 8 ports detected [ 9.984203][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 9.985801][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 9.987761][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.990125][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.991231][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 9.992263][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.993524][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 9.996114][ T1] hub 21-0:1.0: USB hub found [ 9.996968][ T1] hub 21-0:1.0: 8 ports detected [ 10.002664][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.004342][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.006260][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.009526][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.010859][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.012003][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.013082][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.014617][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.017194][ T1] hub 22-0:1.0: USB hub found [ 10.018396][ T1] hub 22-0:1.0: 8 ports detected [ 10.024510][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.026259][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.029078][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.030394][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.031524][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.032575][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.034278][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.037000][ T1] hub 23-0:1.0: USB hub found [ 10.038284][ T1] hub 23-0:1.0: 8 ports detected [ 10.043470][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.045026][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.046477][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.049585][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.051047][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.052240][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.053206][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.054431][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.057039][ T1] hub 24-0:1.0: USB hub found [ 10.058172][ T1] hub 24-0:1.0: 8 ports detected [ 10.064469][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.066099][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.068860][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.070232][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.071322][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.072262][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.073424][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.076071][ T1] hub 25-0:1.0: USB hub found [ 10.076937][ T1] hub 25-0:1.0: 8 ports detected [ 10.082641][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.084210][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.085616][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.087594][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.090207][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.091465][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.092424][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.093664][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.096198][ T1] hub 26-0:1.0: USB hub found [ 10.097253][ T1] hub 26-0:1.0: 8 ports detected [ 10.103712][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.105444][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.107451][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.109465][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.110625][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.111650][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.112814][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.115446][ T1] hub 27-0:1.0: USB hub found [ 10.116373][ T1] hub 27-0:1.0: 8 ports detected [ 10.122195][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.123856][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.125424][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.127358][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.130059][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.131266][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.132212][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.133551][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.136087][ T1] hub 28-0:1.0: USB hub found [ 10.136930][ T1] hub 28-0:1.0: 8 ports detected [ 10.143437][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.144998][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.146936][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.149181][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.150298][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.151275][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.152438][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.155167][ T1] hub 29-0:1.0: USB hub found [ 10.156100][ T1] hub 29-0:1.0: 8 ports detected [ 10.162470][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.164070][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.165573][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.167310][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.169967][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.171232][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.172261][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.173529][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.176082][ T1] hub 30-0:1.0: USB hub found [ 10.177045][ T1] hub 30-0:1.0: 8 ports detected [ 10.183624][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.185209][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.187134][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.189175][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.190273][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.191183][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.192347][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.194909][ T1] hub 31-0:1.0: USB hub found [ 10.195764][ T1] hub 31-0:1.0: 8 ports detected [ 10.201659][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.203191][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.204723][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.206459][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.207683][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.210008][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.210929][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.212108][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.214652][ T1] hub 32-0:1.0: USB hub found [ 10.215571][ T1] hub 32-0:1.0: 8 ports detected [ 10.222326][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.223930][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.225787][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.227027][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.228918][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.231197][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.232466][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.235046][ T1] hub 33-0:1.0: USB hub found [ 10.235935][ T1] hub 33-0:1.0: 8 ports detected [ 10.241798][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.243376][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.244969][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.246700][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.249317][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.250517][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.251469][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.254095][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.256729][ T1] hub 34-0:1.0: USB hub found [ 10.257610][ T1] hub 34-0:1.0: 8 ports detected [ 10.264727][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.266494][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.269427][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.271983][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.273208][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.274314][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.275582][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.278703][ T1] hub 35-0:1.0: USB hub found [ 10.279565][ T1] hub 35-0:1.0: 8 ports detected [ 10.285050][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.286844][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.289654][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.291589][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.292924][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.294089][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.295020][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.296298][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.299507][ T1] hub 36-0:1.0: USB hub found [ 10.300393][ T1] hub 36-0:1.0: 8 ports detected [ 10.306556][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.308964][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.310999][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.312508][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.313722][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.314730][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.315936][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.318922][ T1] hub 37-0:1.0: USB hub found [ 10.319888][ T1] hub 37-0:1.0: 8 ports detected [ 10.325541][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.327233][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.329967][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.331757][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.333030][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.334191][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.335099][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.336266][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.339342][ T1] hub 38-0:1.0: USB hub found [ 10.340387][ T1] hub 38-0:1.0: 8 ports detected [ 10.346418][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.348991][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.350933][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.352220][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.353348][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.354264][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.355535][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.358719][ T1] hub 39-0:1.0: USB hub found [ 10.359620][ T1] hub 39-0:1.0: 8 ports detected [ 10.364859][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.366771][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.369613][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.371450][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.372699][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.374158][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.375156][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.376331][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.379409][ T1] hub 40-0:1.0: USB hub found [ 10.380309][ T1] hub 40-0:1.0: 8 ports detected [ 10.386596][ T1] usbcore: registered new device driver usbip-host [ 10.391480][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.393873][ T1] i8042: Warning: Keylock active [ 10.396432][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.398710][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.463308][ T1] mousedev: PS/2 mouse device common for all mice [ 10.471233][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.477427][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.478767][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.480239][ T1] i2c /dev entries driver [ 10.483026][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.485314][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.487268][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.490659][ T1] IR NEC protocol handler initialized [ 10.491675][ T1] IR RC5(x/sz) protocol handler initialized [ 10.492558][ T1] IR RC6 protocol handler initialized [ 10.493546][ T1] IR JVC protocol handler initialized [ 10.494294][ T1] IR Sony protocol handler initialized [ 10.495164][ T1] IR SANYO protocol handler initialized [ 10.495941][ T1] IR Sharp protocol handler initialized [ 10.496760][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.497712][ T1] IR XMP protocol handler initialized [ 10.499563][ T1] usbcore: registered new interface driver uvcvideo [ 10.500607][ T1] USB Video Class driver (1.1.1) [ 10.501307][ T1] gspca_main: v2.14.0 registered [ 10.520556][ T1] vivid-000: using single planar format API [ 10.536934][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.538773][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.540352][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.541961][ T1] vivid-000: V4L2 output device registered as video4 [ 10.543439][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.545264][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.547349][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.549292][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.551009][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.552641][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.554370][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.555933][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.557721][ T1] vivid-001: using multiplanar format API [ 10.571911][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.573437][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.574946][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.576499][ T1] vivid-001: V4L2 output device registered as video8 [ 10.578078][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.580199][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.582106][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.583751][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.585248][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.586932][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.590069][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.591609][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.593303][ T1] vivid-002: using single planar format API [ 10.606670][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.609551][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.611064][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.612587][ T1] vivid-002: V4L2 output device registered as video12 [ 10.614028][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.615772][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.617707][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.619767][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.621242][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.622884][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.624571][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.626499][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.628310][ T1] vivid-003: using multiplanar format API [ 10.642525][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.644194][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.645760][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.647260][ T1] vivid-003: V4L2 output device registered as video16 [ 10.649156][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.651043][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.652800][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.654237][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.655711][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.657224][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.658945][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.660521][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.662260][ T1] vivid-004: using single planar format API [ 10.675771][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.677389][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.680660][ T2869] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.685804][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.687733][ T1] vivid-004: V4L2 output device registered as video20 [ 10.690528][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.694873][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.697020][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.698675][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.700226][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.701902][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 10.703449][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 10.705083][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 10.706858][ T1] vivid-005: using multiplanar format API [ 10.721319][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 10.722904][ T1] vivid-005: V4L2 capture device registered as video23 [ 10.724448][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 10.726169][ T1] vivid-005: V4L2 output device registered as video24 [ 10.727655][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 10.729497][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 10.731517][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 10.733150][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 10.734751][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 10.736454][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 10.739594][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 10.741358][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 10.743107][ T1] vivid-006: using single planar format API [ 10.757532][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 10.759843][ T1] vivid-006: V4L2 capture device registered as video27 [ 10.761396][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 10.763061][ T1] vivid-006: V4L2 output device registered as video28 [ 10.764566][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 10.766384][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 10.768345][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 10.769996][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 10.771455][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 10.773013][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 10.774609][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 10.776189][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 10.778163][ T1] vivid-007: using multiplanar format API [ 10.791934][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 10.793677][ T1] vivid-007: V4L2 capture device registered as video31 [ 10.795302][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 10.797044][ T1] vivid-007: V4L2 output device registered as video32 [ 10.799173][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 10.801033][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 10.802938][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 10.804499][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 10.805927][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 10.807447][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 10.809197][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 10.810740][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 10.812369][ T1] vivid-008: using single planar format API [ 10.825839][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 10.827431][ T1] vivid-008: V4L2 capture device registered as video35 [ 10.829398][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 10.831024][ T1] vivid-008: V4L2 output device registered as video36 [ 10.832608][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 10.834494][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 10.836280][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 10.837764][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 10.839741][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 10.841520][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 10.843041][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 10.844645][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 10.846354][ T1] vivid-009: using multiplanar format API [ 10.860577][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 10.862391][ T1] vivid-009: V4L2 capture device registered as video39 [ 10.863955][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 10.865581][ T1] vivid-009: V4L2 output device registered as video40 [ 10.867090][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 10.869856][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 10.871794][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 10.873248][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 10.874819][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 10.876419][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 10.878222][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 10.879883][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 10.881534][ T1] vivid-010: using single planar format API [ 10.895479][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 10.897267][ T1] vivid-010: V4L2 capture device registered as video43 [ 10.900455][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 10.902027][ T1] vivid-010: V4L2 output device registered as video44 [ 10.903607][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 10.905581][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 10.907475][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 10.909854][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 10.911484][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 10.913047][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 10.914740][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 10.916314][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 10.919521][ T1] vivid-011: using multiplanar format API [ 10.933586][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 10.935372][ T1] vivid-011: V4L2 capture device registered as video47 [ 10.936897][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 10.938525][ T1] vivid-011: V4L2 output device registered as video48 [ 10.940265][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 10.942280][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 10.944151][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 10.945874][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 10.947599][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 10.949689][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 10.951622][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 10.953204][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 10.955967][ T1] vivid-012: using single planar format API [ 10.969837][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 10.971571][ T1] vivid-012: V4L2 capture device registered as video51 [ 10.973126][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 10.974772][ T1] vivid-012: V4L2 output device registered as video52 [ 10.976241][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 10.978079][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 10.979859][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 10.981376][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 10.983180][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 10.984738][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 10.986344][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 10.988652][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 10.990282][ T1] vivid-013: using multiplanar format API [ 11.004134][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.006637][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.009112][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.010724][ T1] vivid-013: V4L2 output device registered as video56 [ 11.012316][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.014278][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.016174][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.019662][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.021149][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.022657][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.024230][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.026866][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.028935][ T1] vivid-014: using single planar format API [ 11.044225][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.046073][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.047759][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.049654][ T1] vivid-014: V4L2 output device registered as video60 [ 11.051246][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.053174][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.055081][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.057336][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.058884][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.060523][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.062234][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.063884][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.065542][ T1] vivid-015: using multiplanar format API [ 11.080139][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.081865][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.083516][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.085357][ T1] vivid-015: V4L2 output device registered as video64 [ 11.087372][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.089585][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.091426][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.093091][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.094643][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.096243][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.098291][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.100056][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.103280][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.106402][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.108675][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.110951][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.113444][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.114551][ T1] iTCO_vendor_support: vendor-support=0 [ 11.117567][ T1] device-mapper: uevent: version 1.0.3 [ 11.121162][ T2869] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.123489][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.128932][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.130196][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.131200][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.132529][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.134461][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.135407][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.136301][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.137280][ T1] Bluetooth: HCI UART protocol LL registered [ 11.138983][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.140352][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.141300][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.142329][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.143718][ T1] usbcore: registered new interface driver bfusb [ 11.144985][ T1] usbcore: registered new interface driver btusb [ 11.147916][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.148966][ T1] Modular ISDN core version 1.1.29 [ 11.150484][ T1] NET: Registered protocol family 34 [ 11.151287][ T1] DSP module 2.0 [ 11.151779][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.164327][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.165842][ T1] 0 virtual devices registered [ 11.166559][ T1] intel_pstate: CPU model not supported [ 11.170327][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.171557][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.171560][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.175590][ T1] usnic_verbs:usnic_ib_init:667: [ 11.175593][ T1] Unable to initialize umem with err -1 [ 11.179401][ T1] iscsi: registered transport (iser) [ 11.181057][ T1] SoftiWARP attached [ 11.181833][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.183513][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.185044][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.195161][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.227091][ T1] usbcore: registered new interface driver usbhid [ 11.228969][ T1] usbhid: USB HID core driver [ 11.239443][ T1] ashmem: initialized [ 11.340861][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.342293][ T1] drop_monitor: Initializing network drop monitor service [ 11.344064][ T1] NET: Registered protocol family 26 [ 11.345108][ T1] GACT probability on [ 11.345718][ T1] Mirror/redirect action on [ 11.346621][ T1] Simple TC action Loaded [ 11.350101][ T1] netem: version 1.3 [ 11.350930][ T1] u32 classifier [ 11.351672][ T1] Performance counters on [ 11.352323][ T1] input device check on [ 11.352981][ T1] Actions configured [ 11.355916][ T1] nf_conntrack_irc: failed to register helpers [ 11.356953][ T1] nf_conntrack_sane: failed to register helpers [ 11.399459][ T1] nf_conntrack_sip: failed to register helpers [ 11.405347][ T1] xt_time: kernel timezone is -0000 [ 11.406318][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.407574][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.410007][ T1] IPVS: ipvs loaded. [ 11.410626][ T1] IPVS: [rr] scheduler registered. [ 11.411315][ T1] IPVS: [wrr] scheduler registered. [ 11.412025][ T1] IPVS: [lc] scheduler registered. [ 11.412721][ T1] IPVS: [wlc] scheduler registered. [ 11.413587][ T1] IPVS: [fo] scheduler registered. [ 11.414328][ T1] IPVS: [ovf] scheduler registered. [ 11.415090][ T1] IPVS: [lblc] scheduler registered. [ 11.415958][ T1] IPVS: [lblcr] scheduler registered. [ 11.416695][ T1] IPVS: [dh] scheduler registered. [ 11.417458][ T1] IPVS: [sh] scheduler registered. [ 11.418736][ T1] IPVS: [mh] scheduler registered. [ 11.419611][ T1] IPVS: [sed] scheduler registered. [ 11.420499][ T1] IPVS: [nq] scheduler registered. [ 11.421421][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.422241][ T1] IPVS: [sip] pe registered. [ 11.422992][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 11.426989][ T1] gre: GRE over IPv4 demultiplexor driver [ 11.428423][ T1] ip_gre: GRE over IPv4 tunneling driver [ 11.435787][ T1] IPv4 over IPsec tunneling driver [ 11.440665][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 11.442097][ T1] Initializing XFRM netlink socket [ 11.442888][ T1] IPsec XFRM device driver [ 11.444409][ T1] NET: Registered protocol family 10 [ 11.445434][ T1] [ 11.445771][ T1] ============================= [ 11.446445][ T1] WARNING: suspicious RCU usage [ 11.447097][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 11.448088][ T1] ----------------------------- [ 11.448789][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 11.449839][ T1] [ 11.449839][ T1] other info that might help us debug this: [ 11.449839][ T1] [ 11.451360][ T1] [ 11.451360][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 11.452475][ T1] 1 lock held by swapper/0/1: [ 11.453104][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 11.454663][ T1] [ 11.454663][ T1] stack backtrace: [ 11.455570][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 11.456898][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 11.458061][ T1] Call Trace: [ 11.458061][ T1] dump_stack+0x18f/0x20d [ 11.458061][ T1] ip6mr_get_table+0x153/0x180 [ 11.458061][ T1] ip6mr_new_table+0x1b/0x70 [ 11.458061][ T1] ip6mr_net_init+0x133/0x3f0 [ 11.458061][ T1] ? ip6mr_net_exit+0x100/0x100 [ 11.458061][ T1] ops_init+0xaf/0x420 [ 11.458061][ T1] register_pernet_operations+0x346/0x840 [ 11.458061][ T1] ? setup_net+0x860/0x860 [ 11.458061][ T1] ? down_write_killable+0x170/0x170 [ 11.458061][ T1] ? cpus_read_unlock+0xa4/0x140 [ 11.458061][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 11.458061][ T1] ? unix_diag_init+0x11/0x11 [ 11.458061][ T1] register_pernet_subsys+0x25/0x40 [ 11.458061][ T1] ip6_mr_init+0x49/0x152 [ 11.458061][ T1] inet6_init+0x1d7/0x6dc [ 11.458061][ T1] do_one_initcall+0x10a/0x7d0 [ 11.458061][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 11.458061][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 11.458061][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 11.458061][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 11.458061][ T1] kernel_init_freeable+0x501/0x5ae [ 11.458061][ T1] ? rest_init+0x365/0x365 [ 11.458061][ T1] kernel_init+0xd/0x1bb [ 11.458061][ T1] ret_from_fork+0x24/0x30 [ 11.486940][ T1] Segment Routing with IPv6 [ 11.488410][ T1] mip6: Mobile IPv6 [ 11.492728][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 11.498675][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 11.501844][ T1] NET: Registered protocol family 17 [ 11.502849][ T1] NET: Registered protocol family 15 [ 11.504009][ T1] Bridge firewalling registered [ 11.507035][ T1] NET: Registered protocol family 9 [ 11.508922][ T1] X25: Linux Version 0.2 [ 11.543092][ T1] NET: Registered protocol family 6 [ 11.574453][ T1] NET: Registered protocol family 11 [ 11.575648][ T1] NET: Registered protocol family 3 [ 11.576632][ T1] can: controller area network core (rev 20170425 abi 9) [ 11.578949][ T1] NET: Registered protocol family 29 [ 11.579950][ T1] can: raw protocol (rev 20170425) [ 11.580921][ T1] can: broadcast manager protocol (rev 20170425 t) [ 11.582176][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 11.583408][ T1] can: SAE J1939 [ 11.584493][ T1] Bluetooth: RFCOMM TTY layer initialized [ 11.585377][ T1] Bluetooth: RFCOMM socket layer initialized [ 11.586506][ T1] Bluetooth: RFCOMM ver 1.11 [ 11.587272][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 11.588809][ T1] Bluetooth: BNEP filters: protocol multicast [ 11.589763][ T1] Bluetooth: BNEP socket layer initialized [ 11.590563][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 11.591550][ T1] Bluetooth: CMTP socket layer initialized [ 11.592383][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 11.593453][ T1] Bluetooth: HIDP socket layer initialized [ 11.594644][ T1] RPC: Registered rdma transport module. [ 11.595812][ T1] RPC: Registered rdma backchannel transport module. [ 11.599652][ T1] NET: Registered protocol family 33 [ 11.600477][ T1] Key type rxrpc registered [ 11.601191][ T1] Key type rxrpc_s registered [ 11.602727][ T1] NET: Registered protocol family 41 [ 11.604075][ T1] lec:lane_module_init: lec.c: initialized [ 11.605105][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 11.606032][ T1] l2tp_core: L2TP core driver, V2.0 [ 11.606808][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 11.607628][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 11.608945][ T1] l2tp_netlink: L2TP netlink interface [ 11.610088][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 11.611066][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 11.612273][ T1] NET: Registered protocol family 35 [ 11.613569][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 11.625075][ T1] DCCP: Activated CCID 2 (TCP-like) [ 11.626213][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 11.630813][ T1] sctp: Hash tables configured (bind 32/56) [ 11.633106][ T1] NET: Registered protocol family 21 [ 11.634692][ T1] Registered RDS/infiniband transport [ 11.636290][ T1] Registered RDS/tcp transport [ 11.636993][ T1] tipc: Activated (version 2.0.0) [ 11.639146][ T1] NET: Registered protocol family 30 [ 11.640847][ T1] tipc: Started in single node mode [ 11.642051][ T1] NET: Registered protocol family 43 [ 11.643086][ T1] 9pnet: Installing 9P2000 support [ 11.644408][ T1] NET: Registered protocol family 37 [ 11.650184][ T1] NET: Registered protocol family 36 [ 11.655862][ T1] Key type dns_resolver registered [ 11.661063][ T1] Key type ceph registered [ 11.666129][ T1] libceph: loaded (mon/osd proto 15/24) [ 11.674889][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 11.683816][ T1] openvswitch: Open vSwitch switching datapath [ 11.692199][ T1] NET: Registered protocol family 40 [ 11.697834][ T1] mpls_gso: MPLS GSO support [ 11.708792][ T1] IPI shorthand broadcast: enabled [ 11.713954][ T1] AVX2 version of gcm_enc/dec engaged. [ 11.719563][ T1] AES CTR mode by8 optimization enabled [ 11.730273][ T1] sched_clock: Marking stable (11716523304, 13709935)->(11734085758, -3852519) [ 11.740448][ T1] registered taskstats version 1 [ 11.745390][ T1] Loading compiled-in X.509 certificates [ 11.755705][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 11.767360][ T1] zswap: loaded using pool lzo/zbud [ 11.773705][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 11.783205][ T1] Key type ._fscrypt registered [ 11.788183][ T1] Key type .fscrypt registered [ 11.792924][ T1] Key type fscrypt-provisioning registered [ 11.800834][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 11.807519][ T1] FS-Cache: Netfs 'afs' registered for caching [ 11.821968][ T1] Btrfs loaded, crc32c=crc32c-intel [ 11.831694][ T1] Key type big_key registered [ 11.838508][ T1] Key type encrypted registered [ 11.843384][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 11.849876][ T1] ima: No TPM chip found, activating TPM-bypass! [ 11.856241][ T1] ima: Allocated hash algorithm: sha256 [ 11.862098][ T1] ima: No architecture policies found [ 11.867647][ T1] evm: Initialising EVM extended attributes: [ 11.873652][ T1] evm: security.selinux [ 11.877821][ T1] evm: security.SMACK64 [ 11.881958][ T1] evm: security.SMACK64EXEC [ 11.886442][ T1] evm: security.SMACK64TRANSMUTE [ 11.891396][ T1] evm: security.SMACK64MMAP [ 11.895881][ T1] evm: security.apparmor [ 11.900118][ T1] evm: security.ima [ 11.903900][ T1] evm: security.capability [ 11.908335][ T1] evm: HMAC attrs: 0x1 [ 11.913952][ T1] PM: Magic number: 4:937:787 [ 11.919437][ T1] tty ptyq9: hash matches [ 11.925229][ T1] printk: console [netcon0] enabled [ 11.930764][ T1] netconsole: network logging started [ 11.939545][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 11.948485][ T174] floppy0: no floppy controllers found [ 11.948635][ T1] rdma_rxe: loaded [ 11.954248][ T174] work still pending [ 11.958390][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 11.972917][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 11.981060][ T2550] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 11.990728][ T1] ALSA device list: [ 11.994520][ T1] #0: Dummy 1 [ 11.998093][ T2550] cfg80211: failed to load regulatory.db [ 12.004188][ T1] #1: Loopback 1 [ 12.008006][ T1] #2: Virtual MIDI Card 1 [ 12.015106][ T1] md: Waiting for all devices to be available before autodetect [ 12.022784][ T1] md: If you don't use raid, use raid=noautodetect [ 12.034290][ T1] md: Autodetecting RAID arrays. [ 12.039357][ T1] md: autorun ... [ 12.043051][ T1] md: ... autorun DONE. [ 12.066972][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 12.075338][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 12.087454][ T1] devtmpfs: mounted [ 12.102328][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 12.109166][ T1] Kernel memory protection disabled. [ 12.148524][ T1] Run /sbin/init as init process [ 12.996828][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.014922][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.022601][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.096210][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 13.118013][ T1] systemd[1]: Detected virtualization kvm. [ 13.123890][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 13.211840][ T1] systemd[1]: Set hostname to . [ 13.540885][ T3892] systemd-debug-g (3892) used greatest stack depth: 26376 bytes left [ 13.570277][ T3895] selinux-autorel (3895) used greatest stack depth: 24848 bytes left [ 13.606839][ T3896] systemd-fstab-generator[3896]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.645228][ T3896] systemd-fstab-generator[3896]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.662453][ T3896] systemd-fstab-generator[3896]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 13.684300][ T3896] systemd-fstab-g (3896) used greatest stack depth: 23880 bytes left [ 13.724232][ T3890] systemd[3890]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 14.150559][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 14.189439][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 14.230610][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 14.268521][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 14.309451][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 14.353890][ T1] [ 14.356305][ T1] ============================= [ 14.361255][ T1] WARNING: suspicious RCU usage [ 14.366102][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 14.372620][ T1] ----------------------------- [ 14.377448][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 14.387340][ T1] [ 14.387340][ T1] other info that might help us debug this: [ 14.387340][ T1] [ 14.397731][ T1] [ 14.397731][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.405826][ T1] 2 locks held by systemd/1: [ 14.410488][ T1] #0: ffff888098c2c450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 14.419624][ T1] #1: ffff88809646d710 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 14.429612][ T1] [ 14.429612][ T1] stack backtrace: [ 14.435489][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 14.444390][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.454429][ T1] Call Trace: [ 14.457697][ T1] dump_stack+0x18f/0x20d [ 14.462028][ T1] evm_protected_xattr+0x1c2/0x210 [ 14.467120][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 14.472553][ T1] evm_inode_setxattr+0xc4/0xf0 [ 14.477382][ T1] security_inode_setxattr+0x18f/0x200 [ 14.482819][ T1] vfs_setxattr+0xa7/0xf0 [ 14.487123][ T1] setxattr+0x23d/0x330 [ 14.491265][ T1] ? vfs_setxattr+0xf0/0xf0 [ 14.495746][ T1] ? lock_acquire+0x1f4/0x940 [ 14.500397][ T1] ? mnt_want_write+0x3a/0xb0 [ 14.505055][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 14.510403][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 14.515662][ T1] ? preempt_count_add+0x74/0x140 [ 14.520658][ T1] ? preempt_count_add+0x74/0x140 [ 14.525656][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 14.530677][ T1] path_setxattr+0x170/0x190 [ 14.535259][ T1] ? setxattr+0x330/0x330 [ 14.539574][ T1] ? task_work_run+0x160/0x1b0 [ 14.544321][ T1] __x64_sys_setxattr+0xc0/0x160 [ 14.549246][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 14.554524][ T1] do_syscall_64+0xf6/0x7d0 [ 14.559028][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 14.564897][ T1] RIP: 0033:0x7fd20c78967a [ 14.569288][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 14.588865][ T1] RSP: 002b:00007ffc36ddeee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 14.597254][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd20c78967a [ 14.605199][ T1] RDX: 00007ffc36ddef60 RSI: 000055adac304f9b RDI: 000055adacdef070 [ 14.613155][ T1] RBP: 000055adac304f9b R08: 0000000000000000 R09: 0000000000000030 [ 14.621099][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffc36ddef60 [ 14.629042][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055adacdbf1b0 [ OK ] Created slice System Slice. Mounting /sys/kernel/debug... [ OK ] Reached target Swap. [ 14.708379][ T3902] mount (3902) used greatest stack depth: 23720 bytes left Mounting POSIX Message Queue File System... [ OK ] Reached target Remote File Systems. [ OK ] Created slice system-getty.slice. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Listening on Journal Audit Socket. [ OK ] Reached target Slices. Mounting /proc/sys/fs/binfmt_misc... Mounting Huge Pages File System... [ OK ] Listening on Journal Socket (/dev/log). Mounting /sys/kernel/config... [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Paths. [ OK ] Reached target Encrypted Volumes. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Listening on Journal Socket. Starting Journal Service... [ OK ] Reached target Sockets. Starting Remount Root and Kernel File Systems... Starting Load Kernel Modules... Starting Create Static Device Nodes in /dev... [ 15.610548][ T3916] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ 15.959986][ T3919] systemd-tmpfile (3919) used greatest stack depth: 23048 bytes left [ 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... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 17.789613][ T3913] systemd-journald[3913]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 18.220994][ T1] [ 18.223465][ T1] ============================= [ 18.231092][ T1] WARNING: suspicious RCU usage [ 18.235948][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 18.243621][ T1] ----------------------------- [ 18.248990][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 18.257489][ T1] [ 18.257489][ T1] other info that might help us debug this: [ 18.257489][ T1] [ 18.268661][ T1] [ 18.268661][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 18.276731][ T1] 4 locks held by systemd/1: [ 18.282212][ T1] #0: ffff888098fba450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 18.308161][ T1] #1: ffff8880a7bf5488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 18.317690][ T1] #2: ffff8880a92de958 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 18.338009][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 18.368038][ T1] [ 18.368038][ T1] stack backtrace: [ 18.374085][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 18.382999][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.393042][ T1] Call Trace: [ 18.396406][ T1] dump_stack+0x18f/0x20d [ 18.400718][ T1] match_exception_partial+0x2ee/0x340 [ 18.406155][ T1] verify_new_ex+0x176/0x3a0 [ 18.410737][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 18.416185][ T1] ? lock_acquire+0x1f4/0x940 [ 18.420852][ T1] ? kernfs_fop_write+0x1db/0x490 [ 18.425860][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.431041][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 18.435784][ T1] ? lock_downgrade+0x840/0x840 [ 18.440613][ T1] cgroup_file_write+0x20d/0x710 [ 18.445589][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.450895][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.456161][ T1] ? __might_fault+0x190/0x1d0 [ 18.460905][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.466179][ T1] kernfs_fop_write+0x268/0x490 [ 18.471015][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 18.475940][ T1] __vfs_write+0x76/0x100 [ 18.480247][ T1] vfs_write+0x268/0x5d0 [ 18.484469][ T1] ksys_write+0x12d/0x250 [ 18.488774][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 18.493527][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 18.499576][ T1] do_syscall_64+0xf6/0x7d0 [ 18.504057][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 18.509923][ T1] RIP: 0033:0x7fd20c77d970 [ 18.514312][ 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 [ 18.533991][ T1] RSP: 002b:00007ffc36ddeaa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 18.542383][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fd20c77d970 [ 18.550515][ T1] RDX: 000000000000000a RSI: 000055adacdce5e0 RDI: 0000000000000026 [ 18.558562][ T1] RBP: 000055adacdce5e0 R08: 000055adace22d80 R09: 00007fd20e1b3500 [ 18.566523][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 18.574467][ T1] R13: 0000000000000001 R14: 000055adace22ca0 R15: 000000000000000a Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ 18.877343][ T3971] [ 18.879936][ T3971] ============================= [ 18.884788][ T3971] WARNING: suspicious RCU usage [[ 18.891829][ T3971] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 18.899117][ T3971] ----------------------------- [ 18.903986][ T3971] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!!  OK [0[ 18.915946][ T3971] [ 18.915946][ T3971] other info that might help us debug this: [ 18.915946][ T3971] m] Started Update UTMP about Sys[ 18.929208][ T3971] [ 18.929208][ T3971] rcu_scheduler_active = 2, debug_locks = 1 tem Boot/Shutdow[ 18.939175][ T3971] 1 lock held by ip/3971: n. [ 18.944304][ T3971] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 18.954718][ T3971] [ 18.954718][ T3971] stack backtrace: [ 18.961159][ T3971] CPU: 1 PID: 3971 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 18.969917][ T3971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.979974][ T3971] Call Trace: [ 18.983266][ T3971] dump_stack+0x18f/0x20d [ 18.987600][ T3971] bpq_device_event+0x609/0x75a [ 18.992541][ T3971] notifier_call_chain+0xc0/0x230 [ 18.997577][ T3971] call_netdevice_notifiers_info+0xb5/0x130 [ 19.003473][ T3971] __dev_notify_flags+0x121/0x2c0 [ 19.008497][ T3971] ? dev_change_name+0x700/0x700 [ 19.013442][ T3971] ? dev_set_allmulti+0x30/0x30 [ 19.018293][ T3971] ? print_usage_bug+0x240/0x240 [ 19.023236][ T3971] dev_change_flags+0x100/0x160 [ 19.028089][ T3971] do_setlink+0xa1c/0x35d0 [ 19.032511][ T3971] ? mark_lock+0x129/0x1390 [ 19.037017][ T3971] ? rtnl_getlink+0xab0/0xab0 [ 19.041694][ T3971] ? print_usage_bug+0x240/0x240 [ 19.046631][ T3971] ? mark_lock+0x129/0x1390 [ 19.051132][ T3971] ? mark_lock+0x129/0x1390 [ 19.055638][ T3971] ? memset+0x20/0x40 [ 19.059623][ T3971] ? __nla_validate_parse+0x2dc/0x1c70 [ 19.065091][ T3971] ? nla_get_range_signed+0x520/0x520 [ 19.070464][ T3971] ? mark_held_locks+0xe0/0xe0 [ 19.075228][ T3971] ? deref_stack_reg+0xaa/0xe0 [ 19.079990][ T3971] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 19.086567][ T3971] __rtnl_newlink+0xad0/0x1590 [ 19.091319][ T3971] ? rtnl_link_unregister+0x240/0x240 [ 19.096673][ T3971] ? is_bpf_text_address+0xcb/0x160 [ 19.101855][ T3971] ? kernel_text_address+0x6e/0xe0 [ 19.106947][ T3971] ? __kernel_text_address+0x9/0x30 [ 19.112125][ T3971] ? unwind_get_return_address+0x5a/0xa0 [ 19.117745][ T3971] ? profile_setup.cold+0xc1/0xc1 [ 19.122836][ T3971] ? arch_stack_walk+0x97/0xf0 [ 19.127586][ T3971] ? stack_trace_save+0x8c/0xc0 [ 19.132437][ T3971] ? stack_trace_consume_entry+0x160/0x160 [ 19.138275][ T3971] ? rtnl_newlink+0x46/0xa0 [ 19.142776][ T3971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 19.148304][ T3971] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 19.154268][ T3971] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 19.160054][ T3971] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 19.165595][ T3971] rtnl_newlink+0x64/0xa0 [ 19.169909][ T3971] ? __rtnl_newlink+0x1590/0x1590 [ 19.174923][ T3971] rtnetlink_rcv_msg+0x44e/0xad0 [ 19.179843][ T3971] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.185110][ T3971] ? lock_acquire+0x1f4/0x940 [ 19.189779][ T3971] ? netlink_deliver_tap+0x146/0xcc0 [ 19.195048][ T3971] netlink_rcv_skb+0x15a/0x430 [ 19.199813][ T3971] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.205078][ T3971] ? netlink_ack+0xa60/0xa60 [ 19.209650][ T3971] ? netlink_deliver_tap+0x236/0xcc0 [ 19.214919][ T3971] netlink_unicast+0x537/0x740 [ 19.219668][ T3971] ? netlink_attachskb+0x810/0x810 [ 19.224760][ T3971] ? _copy_from_iter_full+0x25c/0x870 [ 19.230115][ T3971] ? __phys_addr_symbol+0x2c/0x70 [ 19.235117][ T3971] ? __check_object_size+0x171/0x437 [ 19.240384][ T3971] netlink_sendmsg+0x882/0xe10 [ 19.245137][ T3971] ? aa_af_perm+0x260/0x260 [ 19.249617][ T3971] ? netlink_unicast+0x740/0x740 [ 19.254538][ T3971] ? netlink_unicast+0x740/0x740 [ 19.259454][ T3971] sock_sendmsg+0xcf/0x120 [ 19.263853][ T3971] ____sys_sendmsg+0x6bf/0x7e0 [ 19.268597][ T3971] ? mark_held_locks+0xe0/0xe0 [ 19.273356][ T3971] ? kernel_sendmsg+0x50/0x50 [ 19.278018][ T3971] ? find_held_lock+0x2d/0x110 [ 19.282763][ T3971] ? mark_lock+0x129/0x1390 [ 19.287248][ T3971] ___sys_sendmsg+0x100/0x170 [ 19.291905][ T3971] ? sendmsg_copy_msghdr+0x70/0x70 [ 19.296999][ T3971] ? migration_entry_to_page+0x310/0x310 [ 19.302612][ T3971] ? do_raw_spin_unlock+0x171/0x260 [ 19.307811][ T3971] ? find_held_lock+0x2d/0x110 [ 19.312559][ T3971] ? do_page_fault+0x59e/0x13da [ 19.317413][ T3971] ? vm_insert_pages+0x6a0/0x6a0 [ 19.322419][ T3971] ? lock_downgrade+0x840/0x840 [ 19.327261][ T3971] ? __fget_light+0x1ab/0x270 [ 19.331942][ T3971] __sys_sendmsg+0xec/0x1b0 [ 19.336437][ T3971] ? __sys_sendmsg_sock+0xb0/0xb0 [ 19.341445][ T3971] ? down_read_nested+0x430/0x430 [ 19.346470][ T3971] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.352177][ T3971] ? do_syscall_64+0x21/0x7d0 [ 19.356840][ T3971] do_syscall_64+0xf6/0x7d0 [ 19.361327][ T3971] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.367199][ T3971] RIP: 0033:0x7f68cbdbedc7 [ 19.371597][ T3971] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 19.391189][ T3971] RSP: 002b:00007ffda4190118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 19.399583][ T3971] RAX: ffffffffffffffda RBX: 000000005eaed912 RCX: 00007f68cbdbedc7 [ 19.407537][ T3971] RDX: 0000000000000000 RSI: 00007ffda4190160 RDI: 0000000000000003 [ 19.415505][ T3971] RBP: 00007ffda4190160 R08: 0000000000001000 R09: fefefeff77686d74 [ 19.423474][ T3971] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffda41901a0 [ 19.431438][ T3971] R13: 000055acaaa503c0 R14: 00007ffda4198220 R15: 0000000000000000 [ 19.494614][ T3971] ip (3971) used greatest stack depth: 22912 bytes left [ 19.800850][ C1] random: crng init done [ 19.805127][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (16s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... Starting System Logging Service... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Found device /dev/ttyS0. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. [ 44.113599][ T6726] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 44.125328][ T6726] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 44.133737][ T6726] CPU: 0 PID: 6726 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 44.142743][ T6726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.152803][ T6726] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 44.158865][ T6726] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 44.178465][ T6726] RSP: 0018:ffffc90003c97450 EFLAGS: 00010206 [ 44.184537][ T6726] RAX: dffffc0000000000 RBX: ffff8880991e2000 RCX: ffffffff8363b42a [ 44.192506][ T6726] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 44.200473][ T6726] RBP: 1ffff92000792e8b R08: ffff88809048a340 R09: fffffbfff1559872 [ 44.208440][ T6726] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880a2468fea [ 44.216754][ T6726] R13: ffff8880a2468000 R14: 0000000000001a46 R15: 0000000000000000 [ 44.224722][ T6726] FS: 00007fdaae8ac8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 44.233643][ T6726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 44.240216][ T6726] CR2: 000055cf86adb8f5 CR3: 00000000a6e01000 CR4: 00000000001406f0 [ 44.248180][ T6726] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 44.256150][ T6726] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 44.264111][ T6726] Call Trace: [ 44.267399][ T6726] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 44.272772][ T6726] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 44.278573][ T6726] ? __kmalloc+0x62f/0x7a0 [ 44.282985][ T6726] ? tomoyo_realpath_from_path+0xc2/0x620 [ 44.288707][ T6726] ? lock_release+0x800/0x800 [ 44.293382][ T6726] ? __lock_acquire+0x2018/0x3f20 [ 44.298405][ T6726] tomoyo_realpath_from_path+0x393/0x620 [ 44.304151][ T6726] tomoyo_path_number_perm+0x1c2/0x4d0 [ 44.309603][ T6726] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 44.315322][ T6726] ? tomoyo_execute_permission+0x470/0x470 [ 44.321129][ T6726] ? d_alloc_parallel+0x785/0x1b10 [ 44.326243][ T6726] ? d_alloc_parallel+0x9ea/0x1b10 [ 44.331355][ T6726] ? rcu_read_lock_held_common+0x130/0x130 [ 44.337157][ T6726] ? print_usage_bug+0x240/0x240 [ 44.342102][ T6726] tomoyo_path_mknod+0x10d/0x190 [ 44.347038][ T6726] ? tomoyo_path_chown+0x1b0/0x1b0 [ 44.352152][ T6726] ? mark_held_locks+0x9f/0xe0 [ 44.356919][ T6726] ? d_lookup+0xec/0x250 [ 44.361186][ T6726] security_path_mknod+0x116/0x180 [ 44.366297][ T6726] lookup_open+0x5ae/0x1320 [ 44.370969][ T6726] ? page_put_link+0x210/0x210 [ 44.375736][ T6726] ? preempt_count_add+0x74/0x140 [ 44.380758][ T6726] ? __mnt_want_write+0x1da/0x2c0 [ 44.385870][ T6726] path_openat+0x93c/0x27f0 [ 44.390375][ T6726] ? path_lookupat.isra.0+0x530/0x530 [ 44.395739][ T6726] ? up_read+0x1a8/0x750 [ 44.399977][ T6726] ? mark_held_locks+0xe0/0xe0 [ 44.404735][ T6726] ? down_read_nested+0x430/0x430 [ 44.409760][ T6726] do_filp_open+0x192/0x260 [ 44.414260][ T6726] ? may_open_dev+0xf0/0xf0 [ 44.418856][ T6726] ? simple_attr_release+0x40/0x40 [ 44.423969][ T6726] ? _raw_spin_unlock+0x24/0x40 [ 44.428810][ T6726] ? __alloc_fd+0x46d/0x600 [ 44.433312][ T6726] do_sys_openat2+0x585/0x7d0 [ 44.437985][ T6726] ? file_open_root+0x400/0x400 [ 44.442832][ T6726] ? up_read+0x1a8/0x750 [ 44.447075][ T6726] do_sys_open+0xc3/0x140 [ 44.451401][ T6726] ? filp_open+0x70/0x70 [ 44.455643][ T6726] ? handle_mm_fault+0x29e/0x660 [ 44.460583][ T6726] ? trace_hardirqs_off_caller+0x55/0x230 [ 44.466303][ T6726] do_syscall_64+0xf6/0x7d0 [ 44.470802][ T6726] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 44.476706][ T6726] RIP: 0033:0x7fdaaca156f0 [ 44.481118][ T6726] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 44.500714][ T6726] RSP: 002b:00007ffce9533508 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 44.509133][ T6726] RAX: ffffffffffffffda RBX: 000055cf88b4ffc0 RCX: 00007fdaaca156f0 [ 44.517109][ T6726] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055cf86adb8f5 [ 44.525071][ T6726] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 44.533133][ T6726] R10: 0000000000000240 R11: 0000000000000246 R12: 000055cf86aac51e [ 44.541109][ T6726] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 44.549077][ T6726] Modules linked in: [ 45.826190][ T6726] ---[ end trace 0ef0aeef0a48aa09 ]--- [ 45.858316][ T6726] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 45.884941][ T6726] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 45.936517][ T6726] RSP: 0018:ffffc90003c97450 EFLAGS: 00010206 [ 45.948664][ T6726] RAX: dffffc0000000000 RBX: ffff8880991e2000 RCX: ffffffff8363b42a [ 45.957358][ T6726] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 45.989424][ T6726] RBP: 1ffff92000792e8b R08: ffff88809048a340 R09: fffffbfff1559872 [ 45.998114][ T6726] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880a2468fea [ 46.028517][ T6726] R13: ffff8880a2468000 R14: 0000000000001a46 R15: 0000000000000000 [ 46.046470][ T6726] FS: 00007fdaae8ac8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 46.089325][ T6726] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.112667][ T6726] CR2: 00007f6321cb2010 CR3: 00000000a6e01000 CR4: 00000000001406f0 Debian GNU/Linux 9 syzkaller ttyS0 [ 46.127466][ T6726] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 syzkaller login: [ 46.178249][ T6726] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.261194][ T6726] Kernel panic - not syncing: Fatal exception [ 46.268487][ T6726] Kernel Offset: disabled [ 46.272804][ T6726] Rebooting in 86400 seconds..