[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200430-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr be42001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 5977797750 cycles [ 0.000840][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003376][ T0] tsc: Detected 2300.000 MHz processor [ 0.005874][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007015][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008129][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015402][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.016478][ T0] check: Scanning 1 areas for low memory corruption [ 0.017503][ T0] Using GB pages for direct mapping [ 0.020342][ T0] ACPI: Early table checksum verification disabled [ 0.021334][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.022215][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.023476][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.024797][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.026099][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.026831][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.027541][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.028971][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.030201][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.031503][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.033073][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.033750][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.034432][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.035358][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.036238][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.037155][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.038645][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.040125][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.041282][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.042788][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.044450][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.096958][ T0] Zone ranges: [ 0.097503][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.098443][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.099368][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.100460][ T0] Device empty [ 0.100942][ T0] Movable zone start for each node [ 0.101715][ T0] Early memory node ranges [ 0.102325][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.103283][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.104289][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.105239][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.106196][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.106202][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.136184][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.579227][ T0] kasan: KernelAddressSanitizer initialized [ 0.580578][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.581262][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.582351][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.583382][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.584440][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.585434][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.586424][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.587510][ T0] Using ACPI (MADT) for SMP configuration information [ 0.588392][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.589250][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.590595][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.591769][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.592906][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.593995][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.595160][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.596295][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.597568][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.598459][ T0] Booting paravirtualized kernel on KVM [ 0.599197][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.654099][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.656414][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.657598][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.658681][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.659736][ T0] Policy zone: Normal [ 0.660422][ 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 [ 0.671987][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.490178][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17329K rwdata, 21708K rodata, 2776K init, 24504K bss, 1402688K reserved, 0K cma-reserved) [ 1.498598][ T0] Running RCU self tests [ 1.499347][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.500192][ T0] rcu: RCU lockdep checking is enabled. [ 1.501030][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.501994][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.503018][ T0] Trampoline variant of Tasks RCU enabled. [ 1.503773][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.504921][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.513880][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.515549][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.519798][ T0] Console: colour VGA+ 80x25 [ 1.521684][ T0] printk: console [ttyS0] enabled [ 1.521684][ T0] printk: console [ttyS0] enabled [ 1.523674][ T0] printk: bootconsole [earlyser0] disabled [ 1.523674][ T0] printk: bootconsole [earlyser0] disabled [ 1.525209][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.526362][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.527078][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.527781][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.528476][ T0] ... CLASSHASH_SIZE: 4096 [ 1.529188][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.529960][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.530749][ T0] ... CHAINHASH_SIZE: 32768 [ 1.531458][ T0] memory used by lock dependency info: 6301 kB [ 1.532383][ T0] memory used for stack traces: 4224 kB [ 1.533172][ T0] per task-struct memory footprint: 1920 bytes [ 1.534319][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.536172][ T0] ACPI: Core revision 20200326 [ 1.538833][ T0] APIC: Switch to symmetric I/O mode setup [ 1.540468][ T0] x2apic enabled [ 1.542158][ T0] Switched APIC routing to physical x2apic. [ 1.546481][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.553636][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.555213][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.556656][ T0] pid_max: default: 32768 minimum: 301 [ 1.565355][ T0] LSM: Security Framework initializing [ 1.566162][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.567461][ T0] Yama: becoming mindful. [ 1.568305][ T0] TOMOYO Linux initialized [ 1.570117][ T0] AppArmor: AppArmor initialized [ 1.578242][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.583195][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.585065][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.585300][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.590420][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.591508][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.592581][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.595263][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.595298][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.597974][ T0] MDS: Mitigation: Clear CPU buffers [ 1.599593][ T0] Freeing SMP alternatives memory: 96K [ 1.722815][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.725201][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.725201][ T1] rcu: Hierarchical SRCU implementation. [ 1.725201][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.725201][ T1] smp: Bringing up secondary CPUs ... [ 1.729274][ T1] x86: Booting SMP configuration: [ 1.730058][ T1] .... node #0, CPUs: #1 [ 0.039807][ T0] kvm-clock: cpu 1, msr be42041, secondary cpu clock [ 1.732536][ 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. [ 1.735323][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.736021][ T1] smpboot: Max logical packages: 1 [ 1.736746][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.739721][ T1] devtmpfs: initialized [ 1.739721][ T1] x86/mm: Memory block size: 128MB [ 1.769296][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.769296][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.769296][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.776131][ T1] xor: automatically using best checksumming function avx [ 1.778119][ T1] PM: RTC time: 07:53:37, date: 2020-04-30 [ 1.779015][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.779019][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.782574][ T1] NET: Registered protocol family 16 [ 1.788474][ T1] audit: initializing netlink subsys (disabled) [ 1.789548][ T26] audit: type=2000 audit(1588233217.754:1): state=initialized audit_enabled=0 res=1 [ 1.797286][ T1] cpuidle: using governor menu [ 1.798187][ T1] ACPI: bus type PCI registered [ 1.798187][ T1] dca service started, version 1.12.1 [ 1.798187][ T1] PCI: Using configuration type 1 for base access [ 1.885470][ T182] kworker/u4:1 (182) used greatest stack depth: 27032 bytes left [ 2.333380][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.337337][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.338586][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.357790][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.555244][ T1] raid6: avx2x4 gen() 11548 MB/s [ 2.725212][ T1] raid6: avx2x4 xor() 5975 MB/s [ 2.887907][ T1] raid6: avx2x2 gen() 8454 MB/s [ 3.057906][ T1] raid6: avx2x2 xor() 3647 MB/s [ 3.227908][ T1] raid6: avx2x1 gen() 4599 MB/s [ 3.397912][ T1] raid6: avx2x1 xor() 1948 MB/s [ 3.567913][ T1] raid6: sse2x4 gen() 6118 MB/s [ 3.745227][ T1] raid6: sse2x4 xor() 3213 MB/s [ 3.915224][ T1] raid6: sse2x2 gen() 4249 MB/s [ 4.085223][ T1] raid6: sse2x2 xor() 1879 MB/s [ 4.255223][ T1] raid6: sse2x1 gen() 2380 MB/s [ 4.425217][ T1] raid6: sse2x1 xor() 993 MB/s [ 4.426095][ T1] raid6: using algorithm avx2x4 gen() 11548 MB/s [ 4.426935][ T1] raid6: .... xor() 5975 MB/s, rmw enabled [ 4.427752][ T1] raid6: using avx2x2 recovery algorithm [ 4.430071][ T1] ACPI: Added _OSI(Module Device) [ 4.430850][ T1] ACPI: Added _OSI(Processor Device) [ 4.431862][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.432759][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.433673][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.434448][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.435233][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.489164][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.535973][ T1] ACPI: Interpreter enabled [ 4.536927][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.537650][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.538711][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.542625][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.644694][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.645264][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.646894][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.654371][ T1] PCI host bridge to bus 0000:00 [ 4.655223][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.656316][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.657389][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.658500][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.659727][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.660892][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.662040][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.668405][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.689462][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.706890][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.711636][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.717761][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.722215][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.738286][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.744610][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.748645][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.764723][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.770359][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.775244][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.805999][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.810197][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.814150][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.818139][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.821115][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.832850][ T1] iommu: Default domain type: Translated [ 4.832850][ T1] vgaarb: loaded [ 4.840425][ T1] SCSI subsystem initialized [ 4.845714][ T1] ACPI: bus type USB registered [ 4.847193][ T1] usbcore: registered new interface driver usbfs [ 4.848452][ T1] usbcore: registered new interface driver hub [ 4.850297][ T1] usbcore: registered new device driver usb [ 4.852480][ T1] mc: Linux media interface: v0.10 [ 4.853550][ T1] videodev: Linux video capture interface: v2.00 [ 4.856239][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.857091][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.858746][ T1] PTP clock support registered [ 4.863415][ T1] EDAC MC: Ver: 3.0.0 [ 4.867883][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.869673][ T1] PCI: Using ACPI for IRQ routing [ 4.874534][ T1] Bluetooth: Core ver 2.22 [ 4.875613][ T1] NET: Registered protocol family 31 [ 4.876530][ T1] Bluetooth: HCI device and connection manager initialized [ 4.877598][ T1] Bluetooth: HCI socket layer initialized [ 4.878445][ T1] Bluetooth: L2CAP socket layer initialized [ 4.879323][ T1] Bluetooth: SCO socket layer initialized [ 4.880204][ T1] NET: Registered protocol family 8 [ 4.880924][ T1] NET: Registered protocol family 20 [ 4.882090][ T1] NetLabel: Initializing [ 4.882804][ T1] NetLabel: domain hash size = 128 [ 4.883542][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.884849][ T1] NetLabel: unlabeled traffic allowed by default [ 4.886936][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.888010][ T1] NET: Registered protocol family 39 [ 4.888945][ T1] clocksource: Switched to clocksource kvm-clock [ 7.595860][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.596889][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.598724][ T1] FS-Cache: Loaded [ 7.600533][ T1] CacheFiles: Loaded [ 7.601729][ T1] TOMOYO: 2.6.0 [ 7.602299][ T1] Mandatory Access Control activated. [ 7.604750][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.606333][ T1] pnp: PnP ACPI init [ 7.619914][ T1] pnp: PnP ACPI: found 7 devices [ 7.673338][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.674930][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.678280][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.679661][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.680718][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.683320][ T1] NET: Registered protocol family 2 [ 7.687533][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.690492][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.698289][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.703076][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.707093][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.709136][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.711050][ T1] [ 7.711440][ T1] ============================= [ 7.712090][ T1] WARNING: suspicious RCU usage [ 7.712766][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 7.713648][ T1] ----------------------------- [ 7.714334][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.715589][ T1] [ 7.715589][ T1] other info that might help us debug this: [ 7.715589][ T1] [ 7.717019][ T1] [ 7.717019][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.718225][ T1] 1 lock held by swapper/0/1: [ 7.719113][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.720493][ T1] [ 7.720493][ T1] stack backtrace: [ 7.721298][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 7.722599][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.723989][ T1] Call Trace: [ 7.724474][ T1] dump_stack+0x18f/0x20d [ 7.725069][ T1] ipmr_get_table+0x130/0x160 [ 7.725386][ T1] ipmr_net_init+0x133/0x430 [ 7.725386][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.725386][ T1] ops_init+0xaf/0x420 [ 7.725386][ T1] register_pernet_operations+0x346/0x840 [ 7.725386][ T1] ? setup_net+0x860/0x860 [ 7.725386][ T1] ? down_write_killable+0x170/0x170 [ 7.725386][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.725386][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.725386][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.725386][ T1] register_pernet_subsys+0x25/0x40 [ 7.725386][ T1] ip_mr_init+0x36/0x168 [ 7.725386][ T1] inet_init+0x298/0x424 [ 7.725386][ T1] do_one_initcall+0x10a/0x7d0 [ 7.725386][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.725386][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.725386][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.725386][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.725386][ T1] kernel_init_freeable+0x501/0x5ae [ 7.725386][ T1] ? rest_init+0x365/0x365 [ 7.725386][ T1] kernel_init+0xd/0x1bb [ 7.725386][ T1] ret_from_fork+0x24/0x30 [ 7.741713][ T1] NET: Registered protocol family 1 [ 7.745395][ T1] RPC: Registered named UNIX socket transport module. [ 7.746584][ T1] RPC: Registered udp transport module. [ 7.747366][ T1] RPC: Registered tcp transport module. [ 7.748119][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.750659][ T1] NET: Registered protocol family 44 [ 7.751471][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.752499][ T1] PCI: CLS 0 bytes, default 64 [ 7.756680][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.757691][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.762510][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.766882][ T1] kvm: already loaded the other module [ 7.767785][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.769377][ T1] clocksource: Switched to clocksource tsc [ 7.770349][ T1] mce: Machine check injector initialized [ 7.775117][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.835953][ T1] Initialise system trusted keyrings [ 7.837852][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.839175][ T1] zbud: loaded [ 7.845063][ T1] DLM installed [ 7.848437][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.852938][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.856007][ T1] NFS: Registering the id_resolver key type [ 7.857130][ T1] Key type id_resolver registered [ 7.857946][ T1] Key type id_legacy registered [ 7.858715][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.859868][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.865429][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.867547][ T1] Key type cifs.spnego registered [ 7.868419][ T1] Key type cifs.idmap registered [ 7.869160][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.870841][ T1] fuse: init (API version 7.31) [ 7.873791][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.886833][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.891914][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.892964][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.894474][ T1] ocfs2: Registered cluster interface o2cb [ 7.896110][ T1] ocfs2: Registered cluster interface user [ 7.897420][ T1] OCFS2 User DLM kernel interface loaded [ 7.907499][ T1] gfs2: GFS2 installed [ 7.911672][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.912617][ T1] ceph: loaded (mds proto 32) [ 7.924834][ T1] NET: Registered protocol family 38 [ 7.926271][ T1] async_tx: api initialized (async) [ 7.927037][ T1] Key type asymmetric registered [ 7.927756][ T1] Asymmetric key parser 'x509' registered [ 7.928592][ T1] Asymmetric key parser 'pkcs8' registered [ 7.929449][ T1] Key type pkcs7_test registered [ 7.930167][ T1] Asymmetric key parser 'tpm_parser' registered [ 7.931292][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 7.933047][ T1] io scheduler mq-deadline registered [ 7.934000][ T1] io scheduler kyber registered [ 7.935011][ T1] io scheduler bfq registered [ 7.947605][ T1] hgafb: HGA card not detected. [ 7.948674][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 7.950232][ T1] usbcore: registered new interface driver udlfb [ 7.952698][ T1750] kworker/u4:6 (1750) used greatest stack depth: 26920 bytes left [ 7.953466][ T1] uvesafb: failed to execute /sbin/v86d [ 7.954825][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 7.956311][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 7.957341][ T1] uvesafb: vbe_init() failed with -22 [ 7.958209][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 7.960322][ T1] vga16fb: mapped to 0x00000000bf9cd83e [ 8.025967][ T1] Console: switching to colour frame buffer device 80x30 [ 8.313871][ T1] fb0: VGA16 VGA frame buffer device [ 8.316706][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.325964][ T1] ACPI: Power Button [PWRF] [ 8.327607][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.329221][ T1] ACPI: Sleep Button [SLPF] [ 8.339120][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.353233][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.354280][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.369270][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.370336][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.386719][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.387789][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.652029][ T2237] kworker/u4:3 (2237) used greatest stack depth: 26840 bytes left [ 8.694933][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.696336][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.698039][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.703982][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.710381][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.719267][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.728873][ T1] Cyclades driver 2.6 [ 8.730271][ T1] Initializing Nozomi driver 2.1d [ 8.731934][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.733098][ T1] No rocketport ports found; unloading driver [ 8.736387][ T1] Non-volatile memory driver v1.3 [ 8.737841][ T1] Linux agpgart interface v0.103 [ 8.747603][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.749322][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.752967][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.754183][ T1] usbcore: registered new interface driver udl [ 8.805977][ T1] brd: module loaded [ 8.842880][ T1] loop: module loaded [ 9.023169][ T1] zram: Added device: zram0 [ 9.030199][ T1] null_blk: module loaded [ 9.037266][ T1] nfcsim 0.2 initialized [ 9.040552][ T1] Loading iSCSI transport class v2.0-870. [ 9.068902][ T1] scsi host0: Virtio SCSI HBA [ 9.116420][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.120568][ T374] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.148486][ T1] slram: not enough parameters. [ 9.157687][ T1] ftl_cs: FTL header not found. [ 9.208190][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.209668][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.211268][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.223084][ T1] MACsec IEEE 802.1AE [ 9.224984][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.266155][ T1] vcan: Virtual CAN interface driver [ 9.267280][ T1] vxcan: Virtual CAN Tunnel driver [ 9.268203][ T1] slcan: serial line CAN interface driver [ 9.269193][ T1] slcan: 10 dynamic interface channels. [ 9.270116][ T1] CAN device driver interface [ 9.272584][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.273853][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.275779][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.277156][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.279192][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.280327][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.285391][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.286276][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.287261][ T1] AX.25: bpqether driver version 004 [ 9.288116][ T1] PPP generic driver version 2.4.2 [ 9.292330][ T1] PPP BSD Compression module registered [ 9.293266][ T1] PPP Deflate Compression module registered [ 9.294334][ T1] PPP MPPE Compression module registered [ 9.295273][ T1] NET: Registered protocol family 24 [ 9.296169][ T1] PPTP driver version 0.8.5 [ 9.297775][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.299433][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.300847][ T1] SLIP linefill/keepalive option. [ 9.301701][ T1] hdlc: HDLC support module revision 1.22 [ 9.302635][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.304050][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.305331][ T1] LAPB Ethernet driver version 0.02 [ 9.306760][ T1] usbcore: registered new interface driver rndis_wlan [ 9.308426][ T1] mac80211_hwsim: initializing netlink [ 9.343593][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.356944][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.373245][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.375924][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.377826][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.379839][ T1] usbcore: registered new interface driver pegasus [ 9.381420][ T1] usbcore: registered new interface driver rtl8150 [ 9.383166][ T1] usbcore: registered new interface driver r8152 [ 9.385113][ T1] usbcore: registered new interface driver asix [ 9.386679][ T1] usbcore: registered new interface driver ax88179_178a [ 9.388251][ T1] usbcore: registered new interface driver cdc_ether [ 9.389833][ T1] usbcore: registered new interface driver dm9601 [ 9.391578][ T1] usbcore: registered new interface driver smsc75xx [ 9.393393][ T1] usbcore: registered new interface driver smsc95xx [ 9.395076][ T1] usbcore: registered new interface driver net1080 [ 9.396700][ T1] usbcore: registered new interface driver rndis_host [ 9.398304][ T1] usbcore: registered new interface driver cdc_subset [ 9.399240][ T2682] kworker/u4:1 (2682) used greatest stack depth: 25904 bytes left [ 9.399901][ T1] usbcore: registered new interface driver zaurus [ 9.402120][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.404128][ T1] usbcore: registered new interface driver cdc_ncm [ 9.406849][ T1] usbcore: registered new interface driver cdc_mbim [ 9.414623][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.423884][ T1] aoe: AoE v85 initialised. [ 9.428724][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.429961][ T1] ehci-pci: EHCI PCI platform driver [ 9.431510][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.432580][ T1] ohci-pci: OHCI PCI platform driver [ 9.433999][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.437820][ T1] usbcore: registered new interface driver cdc_acm [ 9.438964][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.440909][ T1] usbcore: registered new interface driver usblp [ 9.442575][ T1] usbcore: registered new interface driver cdc_wdm [ 9.444605][ T1] usbcore: registered new interface driver uas [ 9.446306][ T1] usbcore: registered new interface driver usb-storage [ 9.448043][ T1] usbcore: registered new interface driver ums-realtek [ 9.450289][ T1] usbcore: registered new interface driver usbserial_generic [ 9.452321][ T1] usbserial: USB Serial support registered for generic [ 9.454101][ T1] usbcore: registered new interface driver ch341 [ 9.455896][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.457597][ T1] usbcore: registered new interface driver cp210x [ 9.459314][ T1] usbserial: USB Serial support registered for cp210x [ 9.461143][ T1] usbcore: registered new interface driver ftdi_sio [ 9.462716][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.464629][ T1] usbcore: registered new interface driver keyspan [ 9.466309][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.468204][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.469932][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.471885][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.473757][ T1] usbcore: registered new interface driver option [ 9.475578][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.477347][ T1] usbcore: registered new interface driver oti6858 [ 9.480054][ T1] usbserial: USB Serial support registered for oti6858 [ 9.481822][ T1] usbcore: registered new interface driver pl2303 [ 9.483272][ T1] usbserial: USB Serial support registered for pl2303 [ 9.484909][ T1] usbcore: registered new interface driver qcserial [ 9.486368][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.488120][ T1] usbcore: registered new interface driver sierra [ 9.489656][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.492813][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.494632][ T1] usbserial: USB Serial support registered for carelink [ 9.496337][ T1] usbserial: USB Serial support registered for zio [ 9.497904][ T1] usbserial: USB Serial support registered for funsoft [ 9.499502][ T1] usbserial: USB Serial support registered for flashloader [ 9.501127][ T1] usbserial: USB Serial support registered for google [ 9.502674][ T1] usbserial: USB Serial support registered for libtransistor [ 9.504408][ T1] usbserial: USB Serial support registered for vivopay [ 9.506037][ T1] usbserial: USB Serial support registered for moto_modem [ 9.507567][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.509338][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.511043][ T1] usbserial: USB Serial support registered for hp4x [ 9.512791][ T1] usbserial: USB Serial support registered for suunto [ 9.514531][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.521265][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.522852][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.527738][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.531286][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.532948][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.534305][ T1] usb usb1: Product: Dummy host controller [ 9.535201][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.536517][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.542401][ T1] hub 1-0:1.0: USB hub found [ 9.543673][ T1] hub 1-0:1.0: 1 port detected [ 9.550167][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.551634][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.555717][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.558575][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.560034][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.561373][ T1] usb usb2: Product: Dummy host controller [ 9.562429][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.563701][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.568897][ T1] hub 2-0:1.0: USB hub found [ 9.570185][ T1] hub 2-0:1.0: 1 port detected [ 9.575491][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.576988][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.579555][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.582216][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.583705][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.584921][ T1] usb usb3: Product: Dummy host controller [ 9.586012][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.587354][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.591637][ T1] hub 3-0:1.0: USB hub found [ 9.592792][ T1] hub 3-0:1.0: 1 port detected [ 9.598008][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.599417][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.601681][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.604580][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.606216][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.607669][ T1] usb usb4: Product: Dummy host controller [ 9.609429][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.610807][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.615314][ T1] hub 4-0:1.0: USB hub found [ 9.616583][ T1] hub 4-0:1.0: 1 port detected [ 9.622097][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.623662][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.626877][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.629579][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.631259][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.633210][ T1] usb usb5: Product: Dummy host controller [ 9.634085][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.635559][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.639916][ T1] hub 5-0:1.0: USB hub found [ 9.641211][ T1] hub 5-0:1.0: 1 port detected [ 9.643789][ C1] random: fast init done [ 9.647205][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.648712][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.656690][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.658536][ T21] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.658805][ T374] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.659961][ T21] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.662782][ T21] sd 0:0:1:0: [sda] Write Protect is off [ 9.663032][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.665063][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.667244][ T21] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.667832][ T1] usb usb6: Product: Dummy host controller [ 9.669643][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.670876][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.674810][ T1] hub 6-0:1.0: USB hub found [ 9.676314][ T1] hub 6-0:1.0: 1 port detected [ 9.681467][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.689834][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.696809][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.705860][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.715064][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.715149][ T21] sda: sda1 [ 9.723166][ T1] usb usb7: Product: Dummy host controller [ 9.723179][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.723191][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.737123][ T1] hub 7-0:1.0: USB hub found [ 9.752404][ T1] hub 7-0:1.0: 1 port detected [ 9.758704][ T21] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.760115][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.772859][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.779686][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.788938][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.798081][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.806335][ T1] usb usb8: Product: Dummy host controller [ 9.812117][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.820784][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.828176][ T1] hub 8-0:1.0: USB hub found [ 9.832966][ T1] hub 8-0:1.0: 1 port detected [ 9.852223][ T1] using random self ethernet address [ 9.857625][ T1] using random host ethernet address [ 9.864116][ T1] Mass Storage Function, version: 2009/09/11 [ 9.870424][ T1] LUN: removable file: (no medium) [ 9.875723][ T1] no file given for LUN0 [ 9.880067][ T1] printk: console [ttyGS0] disabled [ 9.887988][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.895908][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.903695][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.913093][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.919550][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.928763][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.936859][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.943425][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 9.952032][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.960118][ T1] hub 9-0:1.0: USB hub found [ 9.964986][ T1] hub 9-0:1.0: 8 ports detected [ 9.974653][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.982360][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.990933][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.001404][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.010832][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.019031][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.025713][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.034374][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.041746][ T1] hub 10-0:1.0: USB hub found [ 10.046688][ T1] hub 10-0:1.0: 8 ports detected [ 10.057505][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.064908][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.073963][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.084070][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.092439][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.099147][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.107840][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.115168][ T1] hub 11-0:1.0: USB hub found [ 10.120115][ T1] hub 11-0:1.0: 8 ports detected [ 10.129713][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.137156][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.145846][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.155569][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.164751][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.174173][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.180909][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.189606][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.196992][ T1] hub 12-0:1.0: USB hub found [ 10.201848][ T1] hub 12-0:1.0: 8 ports detected [ 10.212302][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.219743][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.228648][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.238512][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.246689][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.253340][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.262010][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.269363][ T1] hub 13-0:1.0: USB hub found [ 10.274416][ T1] hub 13-0:1.0: 8 ports detected [ 10.284144][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.291628][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.300128][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.309809][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.320222][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.328429][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.335101][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.343803][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.351122][ T1] hub 14-0:1.0: USB hub found [ 10.356049][ T1] hub 14-0:1.0: 8 ports detected [ 10.366538][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.373971][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.382923][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.392796][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.400980][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.407684][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.416372][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.423705][ T1] hub 15-0:1.0: USB hub found [ 10.428680][ T1] hub 15-0:1.0: 8 ports detected [ 10.438369][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.445889][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.454372][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.464018][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.474510][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.482718][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.489571][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.498337][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.505928][ T1] hub 16-0:1.0: USB hub found [ 10.510788][ T1] hub 16-0:1.0: 8 ports detected [ 10.522441][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.530811][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.540470][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.550770][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.559052][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.565780][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.574476][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.584400][ T1] hub 17-0:1.0: USB hub found [ 10.589914][ T1] hub 17-0:1.0: 8 ports detected [ 10.604408][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.612858][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.622279][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.634632][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.643950][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.652393][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.659194][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.668012][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.677093][ T1] hub 18-0:1.0: USB hub found [ 10.682498][ T1] hub 18-0:1.0: 8 ports detected [ 10.699725][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.710364][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.720018][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.729392][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.737636][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.744314][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.753339][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.762479][ T1] hub 19-0:1.0: USB hub found [ 10.767773][ T1] hub 19-0:1.0: 8 ports detected [ 10.782073][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.789581][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.798056][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.808902][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.818219][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.826392][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.833043][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.841713][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.849016][ T1] hub 20-0:1.0: USB hub found [ 10.853875][ T1] hub 20-0:1.0: 8 ports detected [ 10.864382][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.871851][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.880801][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.890685][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.898876][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.905758][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.914416][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.921777][ T1] hub 21-0:1.0: USB hub found [ 10.926668][ T1] hub 21-0:1.0: 8 ports detected [ 10.936288][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.943781][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.952351][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.962134][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.972551][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.980751][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.987475][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.996148][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 11.003424][ T1] hub 22-0:1.0: USB hub found [ 11.008363][ T1] hub 22-0:1.0: 8 ports detected [ 11.018896][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 11.026387][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 11.035587][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.044793][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.053618][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 11.060319][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.069110][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 11.076597][ T1] hub 23-0:1.0: USB hub found [ 11.081545][ T1] hub 23-0:1.0: 8 ports detected [ 11.091329][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 11.098777][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 11.107349][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.117076][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.127519][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.135731][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 11.143356][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.152039][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 11.159391][ T1] hub 24-0:1.0: USB hub found [ 11.164250][ T1] hub 24-0:1.0: 8 ports detected [ 11.175770][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 11.183157][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 11.192111][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.202048][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.210227][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 11.217771][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.226458][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 11.233722][ T1] hub 25-0:1.0: USB hub found [ 11.238605][ T1] hub 25-0:1.0: 8 ports detected [ 11.248331][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 11.255919][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 11.264375][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.274000][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.284380][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.292567][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 11.299264][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.307942][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 11.315198][ T1] hub 26-0:1.0: USB hub found [ 11.320143][ T1] hub 26-0:1.0: 8 ports detected [ 11.330619][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.338337][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 11.347206][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.357090][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.365277][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 11.371962][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.380661][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 11.387961][ T1] hub 27-0:1.0: USB hub found [ 11.392822][ T1] hub 27-0:1.0: 8 ports detected [ 11.402342][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.409785][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 11.418298][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.427930][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.438294][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.446483][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 11.453145][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.461828][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 11.469123][ T1] hub 28-0:1.0: USB hub found [ 11.474038][ T1] hub 28-0:1.0: 8 ports detected [ 11.484605][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.492184][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 11.501217][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.512135][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.520325][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 11.527015][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.535693][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 11.543038][ T1] hub 29-0:1.0: USB hub found [ 11.548087][ T1] hub 29-0:1.0: 8 ports detected [ 11.557702][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.565191][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 11.573826][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.583471][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.594008][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.602191][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 11.608903][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.617592][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 11.625070][ T1] hub 30-0:1.0: USB hub found [ 11.630220][ T1] hub 30-0:1.0: 8 ports detected [ 11.640783][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.648309][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 11.657319][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.667176][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.675379][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 11.682050][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.690754][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 11.698195][ T1] hub 31-0:1.0: USB hub found [ 11.703053][ T1] hub 31-0:1.0: 8 ports detected [ 11.712955][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.720460][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 11.729083][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.738691][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.749142][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.757448][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 11.764187][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.772902][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 11.780329][ T1] hub 32-0:1.0: USB hub found [ 11.785309][ T1] hub 32-0:1.0: 8 ports detected [ 11.795968][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.803478][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 11.812499][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.822358][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.830561][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 11.837273][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.845961][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 11.853370][ T1] hub 33-0:1.0: USB hub found [ 11.858314][ T1] hub 33-0:1.0: 8 ports detected [ 11.866067][ T62] floppy0: no floppy controllers found [ 11.869053][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.872141][ T62] work still pending [ 11.883018][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 11.891857][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.903228][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.912451][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.920707][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 11.927400][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.936181][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 11.943652][ T1] hub 34-0:1.0: USB hub found [ 11.948602][ T1] hub 34-0:1.0: 8 ports detected [ 11.959530][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.967254][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 11.977051][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.986311][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.994470][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 12.001191][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.009897][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 12.017291][ T1] hub 35-0:1.0: USB hub found [ 12.022184][ T1] hub 35-0:1.0: 8 ports detected [ 12.031687][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 12.039277][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 12.047874][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.057525][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.067915][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.076145][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 12.082924][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.091806][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 12.099252][ T1] hub 36-0:1.0: USB hub found [ 12.104173][ T1] hub 36-0:1.0: 8 ports detected [ 12.114859][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 12.122445][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 12.131681][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.141574][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.149833][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 12.156561][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.165387][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 12.172845][ T1] hub 37-0:1.0: USB hub found [ 12.177905][ T1] hub 37-0:1.0: 8 ports detected [ 12.187518][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 12.195156][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 12.203803][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.213864][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.224315][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.232504][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 12.239278][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.248109][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 12.255600][ T1] hub 38-0:1.0: USB hub found [ 12.260487][ T1] hub 38-0:1.0: 8 ports detected [ 12.271149][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 12.278757][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 12.287748][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.297644][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.305861][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 12.312548][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.321384][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 12.328829][ T1] hub 39-0:1.0: USB hub found [ 12.333710][ T1] hub 39-0:1.0: 8 ports detected [ 12.343258][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 12.354850][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 12.363433][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.373095][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.383597][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.392821][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 12.399533][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 12.408220][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 12.415702][ T1] hub 40-0:1.0: USB hub found [ 12.420585][ T1] hub 40-0:1.0: 8 ports detected [ 12.431279][ T1] usbcore: registered new device driver usbip-host [ 12.440611][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 12.451115][ T1] i8042: Warning: Keylock active [ 12.457880][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 12.464806][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 12.530065][ T1] mousedev: PS/2 mouse device common for all mice [ 12.544792][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 12.554490][ T1] rtc_cmos 00:00: registered as rtc0 [ 12.559866][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 12.567235][ T1] i2c /dev entries driver [ 12.573619][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 12.585126][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 12.594561][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 12.602816][ T1] IR NEC protocol handler initialized [ 12.608421][ T1] IR RC5(x/sz) protocol handler initialized [ 12.614396][ T1] IR RC6 protocol handler initialized [ 12.620569][ T1] IR JVC protocol handler initialized [ 12.625966][ T1] IR Sony protocol handler initialized [ 12.631499][ T1] IR SANYO protocol handler initialized [ 12.637054][ T1] IR Sharp protocol handler initialized [ 12.642589][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 12.649464][ T1] IR XMP protocol handler initialized [ 12.655801][ T1] usbcore: registered new interface driver uvcvideo [ 12.662509][ T1] USB Video Class driver (1.1.1) [ 12.667544][ T1] gspca_main: v2.14.0 registered [ 12.687950][ T1] vivid-000: using single planar format API [ 12.709055][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 12.717554][ T1] vivid-000: V4L2 capture device registered as video3 [ 12.725110][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 12.732927][ T1] vivid-000: V4L2 output device registered as video4 [ 12.740226][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 12.750745][ T12] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 12.761071][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 12.775406][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 12.783123][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 12.790855][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 12.798963][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 12.807676][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 12.816009][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 12.824393][ T1] vivid-001: using multiplanar format API [ 12.843199][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 12.851072][ T1] vivid-001: V4L2 capture device registered as video7 [ 12.858720][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 12.866557][ T1] vivid-001: V4L2 output device registered as video8 [ 12.873785][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 12.883479][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 12.893129][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 12.900755][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 12.908190][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 12.916042][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 12.924160][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 12.932333][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 12.940581][ T1] vivid-002: using single planar format API [ 12.959750][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 12.967711][ T1] vivid-002: V4L2 capture device registered as video11 [ 12.975672][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 12.983634][ T1] vivid-002: V4L2 output device registered as video12 [ 12.993630][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 13.004987][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 13.014917][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 13.022574][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 13.030253][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 13.038078][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 13.046788][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 13.054943][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 13.063279][ T1] vivid-003: using multiplanar format API [ 13.082079][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 13.089887][ T1] vivid-003: V4L2 capture device registered as video15 [ 13.097600][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 13.105596][ T1] vivid-003: V4L2 output device registered as video16 [ 13.112945][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 13.122903][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 13.132704][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 13.140312][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 13.147735][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 13.155641][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 13.164000][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 13.172194][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 13.180483][ T1] vivid-004: using single planar format API [ 13.199721][ T12] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 13.211123][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 13.219324][ T1] vivid-004: V4L2 capture device registered as video19 [ 13.227006][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 13.234859][ T1] vivid-004: V4L2 output device registered as video20 [ 13.242991][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 13.252721][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 13.262454][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 13.270026][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 13.277464][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 13.285276][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 13.293496][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 13.301635][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 13.310039][ T1] vivid-005: using multiplanar format API [ 13.328938][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 13.337246][ T1] vivid-005: V4L2 capture device registered as video23 [ 13.344989][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 13.353340][ T1] vivid-005: V4L2 output device registered as video24 [ 13.360862][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 13.371033][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 13.381333][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 13.388865][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 13.396689][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 13.404444][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 13.413843][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 13.421985][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 13.430239][ T1] vivid-006: using single planar format API [ 13.449891][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 13.457945][ T1] vivid-006: V4L2 capture device registered as video27 [ 13.465603][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 13.473427][ T1] vivid-006: V4L2 output device registered as video28 [ 13.480895][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 13.490699][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 13.500397][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 13.507933][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 13.515781][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 13.523661][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 13.532142][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 13.540368][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 13.548687][ T1] vivid-007: using multiplanar format API [ 13.567621][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 13.575491][ T1] vivid-007: V4L2 capture device registered as video31 [ 13.583017][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 13.590920][ T1] vivid-007: V4L2 output device registered as video32 [ 13.598270][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 13.608079][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 13.617764][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 13.625391][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 13.632886][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 13.640928][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 13.649145][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 13.657285][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 13.666567][ T1] vivid-008: using single planar format API [ 13.685719][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 13.693518][ T1] vivid-008: V4L2 capture device registered as video35 [ 13.701055][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 13.709070][ T1] vivid-008: V4L2 output device registered as video36 [ 13.716410][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 13.726297][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 13.736101][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 13.743593][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 13.751158][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 13.758994][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 13.767353][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 13.775710][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 13.783910][ T1] vivid-009: using multiplanar format API [ 13.802764][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 13.810667][ T1] vivid-009: V4L2 capture device registered as video39 [ 13.818169][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 13.826211][ T1] vivid-009: V4L2 output device registered as video40 [ 13.833545][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 13.843497][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 13.853448][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 13.861148][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 13.868740][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 13.876548][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 13.884896][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 13.893127][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 13.901381][ T1] vivid-010: using single planar format API [ 13.920488][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 13.928415][ T1] vivid-010: V4L2 capture device registered as video43 [ 13.936213][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 13.944180][ T1] vivid-010: V4L2 output device registered as video44 [ 13.951642][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 13.961687][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 13.971542][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 13.980156][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 13.987705][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 13.995574][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 14.003761][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 14.011987][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 14.021134][ T1] vivid-011: using multiplanar format API [ 14.040252][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 14.048364][ T1] vivid-011: V4L2 capture device registered as video47 [ 14.056154][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 14.064163][ T1] vivid-011: V4L2 output device registered as video48 [ 14.071602][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 14.081509][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 14.091276][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 14.099692][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 14.107435][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 14.115331][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 14.123534][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 14.131754][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 14.140188][ T1] vivid-012: using single planar format API [ 14.159354][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 14.167411][ T1] vivid-012: V4L2 capture device registered as video51 [ 14.175030][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 14.183206][ T1] vivid-012: V4L2 output device registered as video52 [ 14.190706][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 14.200523][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 14.210314][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 14.217958][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 14.225605][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 14.233364][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 14.241611][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 14.249752][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 14.258116][ T1] vivid-013: using multiplanar format API [ 14.277556][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 14.285607][ T1] vivid-013: V4L2 capture device registered as video55 [ 14.293018][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 14.300957][ T1] vivid-013: V4L2 output device registered as video56 [ 14.308331][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 14.318147][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 14.327872][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 14.335576][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 14.343098][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 14.350901][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 14.359091][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 14.367237][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 14.375759][ T1] vivid-014: using single planar format API [ 14.394420][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 14.402477][ T1] vivid-014: V4L2 capture device registered as video59 [ 14.410094][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 14.417981][ T1] vivid-014: V4L2 output device registered as video60 [ 14.425311][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 14.435032][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 14.444749][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 14.452443][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 14.459976][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 14.467751][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 14.476002][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 14.484085][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 14.492473][ T1] vivid-015: using multiplanar format API [ 14.511241][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 14.519101][ T1] vivid-015: V4L2 capture device registered as video63 [ 14.526851][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 14.534781][ T1] vivid-015: V4L2 output device registered as video64 [ 14.542156][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 14.551992][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 14.561879][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 14.569574][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 14.577168][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 14.584967][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 14.593238][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 14.601398][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 14.611717][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 14.620583][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 14.629717][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 14.638837][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 14.648958][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 14.655682][ T1] iTCO_vendor_support: vendor-support=0 [ 14.663157][ T1] device-mapper: uevent: version 1.0.3 [ 14.669678][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 14.680508][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 14.688449][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 14.696009][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 14.703855][ T1] device-mapper: raid: Loading target version 1.15.1 [ 14.711469][ T1] Bluetooth: HCI UART driver ver 2.3 [ 14.716801][ T1] Bluetooth: HCI UART protocol H4 registered [ 14.722762][ T1] Bluetooth: HCI UART protocol BCSP registered [ 14.729186][ T1] Bluetooth: HCI UART protocol LL registered [ 14.735355][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 14.742592][ T1] Bluetooth: HCI UART protocol QCA registered [ 14.748688][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 14.755028][ T1] Bluetooth: HCI UART protocol Marvell registered [ 14.761779][ T1] usbcore: registered new interface driver bfusb [ 14.768474][ T1] usbcore: registered new interface driver btusb [ 14.776045][ T1] CAPI 2.0 started up with major 68 (middleware) [ 14.782456][ T1] Modular ISDN core version 1.1.29 [ 14.788467][ T1] NET: Registered protocol family 34 [ 14.793786][ T1] DSP module 2.0 [ 14.797359][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 14.816677][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 14.823063][ T1] 0 virtual devices registered [ 14.827878][ T1] intel_pstate: CPU model not supported [ 14.837276][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 14.846196][ T1] usnic_verbs:usnic_uiom_init:563: [ 14.846200][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 14.861686][ T1] usnic_verbs:usnic_ib_init:667: [ 14.861691][ T1] Unable to initialize umem with err -1 [ 14.873970][ T1] iscsi: registered transport (iser) [ 14.880513][ T1] SoftiWARP attached [ 14.884591][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 14.896186][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 14.907675][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 14.928068][ T1] hid: raw HID events driver (C) Jiri Kosina [ 14.968882][ T1] usbcore: registered new interface driver usbhid [ 14.975588][ T1] usbhid: USB HID core driver [ 14.982687][ T1] ashmem: initialized [ 15.070531][ T1] usbcore: registered new interface driver snd-usb-audio [ 15.077846][ T1] drop_monitor: Initializing network drop monitor service [ 15.085737][ T1] NET: Registered protocol family 26 [ 15.091132][ T1] GACT probability on [ 15.095400][ T1] Mirror/redirect action on [ 15.100153][ T1] Simple TC action Loaded [ 15.106968][ T1] netem: version 1.3 [ 15.111111][ T1] u32 classifier [ 15.114638][ T1] Performance counters on [ 15.119687][ T1] input device check on [ 15.124191][ T1] Actions configured [ 15.131779][ T1] nf_conntrack_irc: failed to register helpers [ 15.138204][ T1] nf_conntrack_sane: failed to register helpers [ 15.182920][ T1] nf_conntrack_sip: failed to register helpers [ 15.193170][ T1] xt_time: kernel timezone is -0000 [ 15.198813][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 15.206041][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 15.215586][ T1] IPVS: ipvs loaded. [ 15.219516][ T1] IPVS: [rr] scheduler registered. [ 15.224598][ T1] IPVS: [wrr] scheduler registered. [ 15.229834][ T1] IPVS: [lc] scheduler registered. [ 15.234929][ T1] IPVS: [wlc] scheduler registered. [ 15.240241][ T1] IPVS: [fo] scheduler registered. [ 15.245361][ T1] IPVS: [ovf] scheduler registered. [ 15.250562][ T1] IPVS: [lblc] scheduler registered. [ 15.255886][ T1] IPVS: [lblcr] scheduler registered. [ 15.261250][ T1] IPVS: [dh] scheduler registered. [ 15.266370][ T1] IPVS: [sh] scheduler registered. [ 15.271457][ T1] IPVS: [mh] scheduler registered. [ 15.276570][ T1] IPVS: [sed] scheduler registered. [ 15.281750][ T1] IPVS: [nq] scheduler registered. [ 15.286993][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 15.292913][ T1] IPVS: [sip] pe registered. [ 15.297655][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 15.306382][ T1] gre: GRE over IPv4 demultiplexor driver [ 15.312116][ T1] ip_gre: GRE over IPv4 tunneling driver [ 15.325095][ T1] IPv4 over IPsec tunneling driver [ 15.334207][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 15.341931][ T1] Initializing XFRM netlink socket [ 15.347221][ T1] IPsec XFRM device driver [ 15.352537][ T1] NET: Registered protocol family 10 [ 15.358103][ T1] [ 15.360411][ T1] ============================= [ 15.365294][ T1] WARNING: suspicious RCU usage [ 15.370127][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 15.376831][ T1] ----------------------------- [ 15.381662][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 15.389530][ T1] [ 15.389530][ T1] other info that might help us debug this: [ 15.389530][ T1] [ 15.399802][ T1] [ 15.399802][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.407994][ T1] 1 lock held by swapper/0/1: [ 15.412652][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 15.422830][ T1] [ 15.422830][ T1] stack backtrace: [ 15.428743][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 15.437852][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.438717][ T1] Call Trace: [ 15.438717][ T1] dump_stack+0x18f/0x20d [ 15.438717][ T1] ip6mr_get_table+0x153/0x180 [ 15.438717][ T1] ip6mr_new_table+0x1b/0x70 [ 15.438717][ T1] ip6mr_net_init+0x133/0x3f0 [ 15.438717][ T1] ? ip6mr_net_exit+0x100/0x100 [ 15.438717][ T1] ops_init+0xaf/0x420 [ 15.438717][ T1] register_pernet_operations+0x346/0x840 [ 15.438717][ T1] ? setup_net+0x860/0x860 [ 15.438717][ T1] ? down_write_killable+0x170/0x170 [ 15.438717][ T1] ? cpus_read_unlock+0xa4/0x140 [ 15.438717][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 15.438717][ T1] ? unix_diag_init+0x11/0x11 [ 15.438717][ T1] register_pernet_subsys+0x25/0x40 [ 15.438717][ T1] ip6_mr_init+0x49/0x152 [ 15.438717][ T1] inet6_init+0x1d7/0x6dc [ 15.438717][ T1] do_one_initcall+0x10a/0x7d0 [ 15.438717][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 15.438717][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 15.438717][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 15.438717][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 15.438717][ T1] kernel_init_freeable+0x501/0x5ae [ 15.438717][ T1] ? rest_init+0x365/0x365 [ 15.438717][ T1] kernel_init+0xd/0x1bb [ 15.438717][ T1] ret_from_fork+0x24/0x30 [ 15.584731][ T1] Segment Routing with IPv6 [ 15.589733][ T1] mip6: Mobile IPv6 [ 15.597631][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 15.609599][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 15.618208][ T1] NET: Registered protocol family 17 [ 15.623573][ T1] NET: Registered protocol family 15 [ 15.629615][ T1] Bridge firewalling registered [ 15.635778][ T1] NET: Registered protocol family 9 [ 15.641048][ T1] X25: Linux Version 0.2 [ 15.678835][ T1] NET: Registered protocol family 6 [ 15.718170][ T1] NET: Registered protocol family 11 [ 15.723647][ T1] NET: Registered protocol family 3 [ 15.728907][ T1] can: controller area network core (rev 20170425 abi 9) [ 15.736234][ T1] NET: Registered protocol family 29 [ 15.741507][ T1] can: raw protocol (rev 20170425) [ 15.746691][ T1] can: broadcast manager protocol (rev 20170425 t) [ 15.753181][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 15.759719][ T1] can: SAE J1939 [ 15.763757][ T1] Bluetooth: RFCOMM TTY layer initialized [ 15.770649][ T1] Bluetooth: RFCOMM socket layer initialized [ 15.777552][ T1] Bluetooth: RFCOMM ver 1.11 [ 15.782154][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 15.788318][ T1] Bluetooth: BNEP filters: protocol multicast [ 15.794376][ T1] Bluetooth: BNEP socket layer initialized [ 15.800198][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 15.806033][ T1] Bluetooth: CMTP socket layer initialized [ 15.811825][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 15.818610][ T1] Bluetooth: HIDP socket layer initialized [ 15.824801][ T1] RPC: Registered rdma transport module. [ 15.830452][ T1] RPC: Registered rdma backchannel transport module. [ 15.839751][ T1] NET: Registered protocol family 33 [ 15.845046][ T1] Key type rxrpc registered [ 15.849630][ T1] Key type rxrpc_s registered [ 15.855160][ T1] NET: Registered protocol family 41 [ 15.861037][ T1] lec:lane_module_init: lec.c: initialized [ 15.867000][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 15.872755][ T1] l2tp_core: L2TP core driver, V2.0 [ 15.878639][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 15.884253][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 15.890839][ T1] l2tp_netlink: L2TP netlink interface [ 15.896485][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 15.903232][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 15.910870][ T1] NET: Registered protocol family 35 [ 15.916559][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 15.932225][ T1] DCCP: Activated CCID 2 (TCP-like) [ 15.937924][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 15.945782][ T1] sctp: Hash tables configured (bind 32/56) [ 15.953112][ T1] NET: Registered protocol family 21 [ 15.959198][ T1] Registered RDS/infiniband transport [ 15.965895][ T1] Registered RDS/tcp transport [ 15.970646][ T1] tipc: Activated (version 2.0.0) [ 15.976166][ T1] NET: Registered protocol family 30 [ 15.982407][ T1] tipc: Started in single node mode [ 15.988160][ T1] NET: Registered protocol family 43 [ 15.993717][ T1] 9pnet: Installing 9P2000 support [ 15.999403][ T1] NET: Registered protocol family 37 [ 16.008445][ T1] NET: Registered protocol family 36 [ 16.014218][ T1] Key type dns_resolver registered [ 16.019540][ T1] Key type ceph registered [ 16.024659][ T1] libceph: loaded (mon/osd proto 15/24) [ 16.032339][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 16.041435][ T1] openvswitch: Open vSwitch switching datapath [ 16.050102][ T1] NET: Registered protocol family 40 [ 16.055778][ T1] mpls_gso: MPLS GSO support [ 16.067162][ T1] IPI shorthand broadcast: enabled [ 16.072338][ T1] AVX2 version of gcm_enc/dec engaged. [ 16.077857][ T1] AES CTR mode by8 optimization enabled [ 16.088761][ T1] sched_clock: Marking stable (16058910702, 29807890)->(16097341128, -8622536) [ 16.099098][ T1] registered taskstats version 1 [ 16.104033][ T1] Loading compiled-in X.509 certificates [ 16.114504][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 16.126518][ T1] zswap: loaded using pool lzo/zbud [ 16.132703][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 16.142260][ T1] Key type ._fscrypt registered [ 16.147128][ T1] Key type .fscrypt registered [ 16.151863][ T1] Key type fscrypt-provisioning registered [ 16.160630][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 16.167551][ T1] FS-Cache: Netfs 'afs' registered for caching [ 16.182201][ T1] Btrfs loaded, crc32c=crc32c-intel [ 16.192148][ T1] Key type big_key registered [ 16.199564][ T1] Key type encrypted registered [ 16.204435][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 16.211019][ T1] ima: No TPM chip found, activating TPM-bypass! [ 16.217650][ T1] ima: Allocated hash algorithm: sha256 [ 16.223342][ T1] ima: No architecture policies found [ 16.228922][ T1] evm: Initialising EVM extended attributes: [ 16.234894][ T1] evm: security.selinux [ 16.239063][ T1] evm: security.SMACK64 [ 16.243192][ T1] evm: security.SMACK64EXEC [ 16.247693][ T1] evm: security.SMACK64TRANSMUTE [ 16.252607][ T1] evm: security.SMACK64MMAP [ 16.257105][ T1] evm: security.apparmor [ 16.261315][ T1] evm: security.ima [ 16.265089][ T1] evm: security.capability [ 16.269518][ T1] evm: HMAC attrs: 0x1 [ 16.275390][ T1] PM: Magic number: 0:323:876 [ 16.280788][ T1] tty ptyx0: hash matches [ 16.286784][ T1] printk: console [netcon0] enabled [ 16.291969][ T1] netconsole: network logging started [ 16.300732][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 16.309406][ T1] rdma_rxe: loaded [ 16.313492][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 16.324347][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 16.333389][ T3028] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 16.343065][ T1] ALSA device list: [ 16.346912][ T1] #0: Dummy 1 [ 16.350355][ T1] #1: Loopback 1 [ 16.354045][ T1] #2: Virtual MIDI Card 1 [ 16.358740][ T3028] cfg80211: failed to load regulatory.db [ 16.367199][ T1] md: Waiting for all devices to be available before autodetect [ 16.374808][ T1] md: If you don't use raid, use raid=noautodetect [ 16.386545][ T1] md: Autodetecting RAID arrays. [ 16.391537][ T1] md: autorun ... [ 16.395141][ T1] md: ... autorun DONE. [ 16.494892][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 16.503125][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 16.586541][ T1] devtmpfs: mounted [ 16.600921][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 16.607731][ T1] Kernel memory protection disabled. [ 16.645963][ T1] Run /sbin/init as init process [ 18.129987][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 18.188907][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 18.196544][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 18.276262][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 18.298139][ T1] systemd[1]: Detected virtualization kvm. [ 18.304005][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 18.378350][ T1] systemd[1]: Set hostname to . [ 18.775642][ T3893] selinux-autorel (3893) used greatest stack depth: 24848 bytes left [ 18.781344][ T3890] systemd-fstab-generator[3890]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 18.809959][ T3890] systemd-fstab-generator[3890]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 18.828071][ T3890] systemd-fstab-generator[3890]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 18.848024][ T3890] systemd-fstab-g (3890) used greatest stack depth: 23720 bytes left [ 19.132185][ T3884] systemd[3884]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 19.574718][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 19.618538][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 19.657758][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 19.695819][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 19.726022][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ OK ] Listening on Syslog Socket. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Reached target Remote File Systems. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Listening on udev Control Socket. [ OK ] Reached target Sockets. [ 19.990622][ T1] [ 19.993023][ T1] ============================= [ 19.997961][ T1] WARNING: suspicious RCU usage [ 20.002931][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 20.009474][ T1] ----------------------------- [ 20.014475][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 20.023763][ T1] [ 20.023763][ T1] other info that might help us debug this: [ 20.023763][ T1] [ 20.034000][ T1] [ 20.034000][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.042079][ T1] 2 locks held by systemd/1: [ 20.046675][ T1] #0: ffff88809887c450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 20.055821][ T1] #1: ffff88809789b710 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 20.065822][ T1] [ 20.065822][ T1] stack backtrace: [ 20.071693][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 20.080605][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.090632][ T1] Call Trace: [ 20.093913][ T1] dump_stack+0x18f/0x20d [ 20.098223][ T1] evm_protected_xattr+0x1c2/0x210 [ 20.103310][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 20.108756][ T1] evm_inode_setxattr+0xc4/0xf0 [ 20.113584][ T1] security_inode_setxattr+0x18f/0x200 [ 20.119021][ T1] vfs_setxattr+0xa7/0xf0 [ 20.123338][ T1] setxattr+0x23d/0x330 [ 20.127471][ T1] ? vfs_setxattr+0xf0/0xf0 [ 20.131970][ T1] ? lock_acquire+0x1f4/0x940 [ 20.136788][ T1] ? mnt_want_write+0x3a/0xb0 [ 20.141462][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 20.146862][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 20.152128][ T1] ? preempt_count_add+0x74/0x140 [ 20.157398][ T1] ? preempt_count_add+0x74/0x140 [ 20.162414][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 20.167436][ T1] path_setxattr+0x170/0x190 [ 20.172017][ T1] ? setxattr+0x330/0x330 [ 20.176324][ T1] ? task_work_run+0x160/0x1b0 [ 20.181091][ T1] __x64_sys_setxattr+0xc0/0x160 [ 20.186004][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 20.191264][ T1] do_syscall_64+0xf6/0x7d0 [ 20.195746][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.201611][ T1] RIP: 0033:0x7f5054dd067a [ 20.206014][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 20.225597][ T1] RSP: 002b:00007ffc77e9e748 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 20.233990][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5054dd067a [ 20.241945][ T1] RDX: 00007ffc77e9e7c0 RSI: 000055a6d48fff9b RDI: 000055a6d50ff980 [ 20.249889][ T1] RBP: 000055a6d48fff9b R08: 0000000000000000 R09: 0000000000000030 [ 20.257845][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffc77e9e7c0 [ 20.265801][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055a6d50de9d0 [ OK ] Created slice System Slice. Mounting Huge Pages File System... Starting Load Kernel Modules... Mounting /sys/kernel/debug... Starting Create Static Device Nodes in /dev... Mounting /proc/sys/fs/binfmt_misc... [ OK ] Created slice system-serial\x2dgetty.slice. Mounting POSIX Message Queue File System... [ OK ] Created slice system-getty.slice. Starting Journal Service... Mounting /sys/kernel/config... [ 20.811797][ T3903] systemd-tmpfile (3903) used greatest stack depth: 23048 bytes left Starting Remount Root and Kernel File Systems... [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. [ OK ] Reached target Slices. [ 20.985635][ T3913] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Remount Root and Kernel File Systems. Starting udev Coldplug all Devices... Starting Load/Save Random Seed... Starting udev Kernel Device Manager... [ OK ] Reached target Local File Systems (Pre). Starting Apply Kernel Variables... Mounting FUSE Control File System... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 22.972079][ T3908] systemd-journald[3908]: 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. Starting Update UTMP about System Boot/Shutdown... [ 23.598449][ T1] [ 23.600949][ T1] ============================= [ 23.615614][ T1] WARNING: suspicious RCU usage [ 23.620493][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 23.635296][ T1] ----------------------------- [ 23.640169][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 23.660379][ T1] [ 23.660379][ T1] other info that might help us debug this: [ 23.660379][ T1] [ 23.671605][ T1] [ 23.671605][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 23.682001][ T1] 4 locks held by systemd/1: [ 23.687209][ T1] #0: ffff888098bb8450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 23.696859][ T1] #1: ffff8880a7c48088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 23.707031][ T1] #2: ffff8880a6f9cde0 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 23.717184][ T1] #3: ffffffff8a05e288 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 23.728062][ T1] [ 23.728062][ T1] stack backtrace: [ 23.733969][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 23.742899][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.752957][ T1] Call Trace: [ 23.756251][ T1] dump_stack+0x18f/0x20d [ 23.760592][ T1] match_exception_partial+0x2ee/0x340 [ 23.766090][ T1] verify_new_ex+0x176/0x3a0 [ 23.770683][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 23.776144][ T1] ? lock_acquire+0x1f4/0x940 [ 23.781082][ T1] ? kernfs_fop_write+0x1db/0x490 [ 23.786291][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 23.791505][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 23.796268][ T1] ? lock_downgrade+0x840/0x840 [ 23.801130][ T1] cgroup_file_write+0x20d/0x710 [ 23.806068][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 23.811268][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 23.816562][ T1] ? __might_fault+0x190/0x1d0 [ 23.821334][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 23.826621][ T1] kernfs_fop_write+0x268/0x490 [ 23.831479][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 23.836420][ T1] __vfs_write+0x76/0x100 [ 23.840748][ T1] vfs_write+0x268/0x5d0 [ 23.844991][ T1] ksys_write+0x12d/0x250 [ 23.849316][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 23.854080][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 23.859904][ T1] do_syscall_64+0xf6/0x7d0 [ 23.864412][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 23.870298][ T1] RIP: 0033:0x7f5054dc4970 [ 23.874714][ 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 [ 23.894318][ T1] RSP: 002b:00007ffc77e9e308 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 23.902731][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f5054dc4970 [ 23.910710][ T1] RDX: 000000000000000a RSI: 000055a6d50ed5c0 RDI: 0000000000000028 [ 23.918696][ T1] RBP: 000055a6d50ed5c0 R08: 000055a6d5126fa0 R09: 00007f50567fa500 [ 23.926670][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 23.934643][ T1] R13: 0000000000000001 R14: 000055a6d5126ec0 R15: 000000000000000a [ 23.956573][ C1] random: crng init done [ 23.960899][ C1] random: 7 urandom warning(s) missed due to ratelimiting Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 24.332835][ T3965] [ 24.335375][ T3965] ============================= [ 24.340218][ T3965] WARNING: suspicious RCU usage [ 24.345061][ T3965] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 24.353358][ T3965] ----------------------------- [ 24.358824][ T3965] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 24.368784][ T3965] [ 24.368784][ T3965] other info that might help us debug this: [ 24.368784][ T3965] [ 24.379606][ T3965] [ 24.379606][ T3965] rcu_scheduler_active = 2, debug_locks = 1 [ 24.389145][ T3965] 1 lock held by ip/3965: [ 24.393484][ T3965] #0: ffffffff8a7b2d48 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 24.403851][ T3965] [ 24.403851][ T3965] stack backtrace: [ 24.410358][ T3965] CPU: 0 PID: 3965 Comm: ip Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 24.419117][ T3965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.429169][ T3965] Call Trace: [ 24.432464][ T3965] dump_stack+0x18f/0x20d [ 24.436805][ T3965] bpq_device_event+0x609/0x75a [ 24.441682][ T3965] notifier_call_chain+0xc0/0x230 [ 24.446716][ T3965] call_netdevice_notifiers_info+0xb5/0x130 [ 24.452614][ T3965] __dev_notify_flags+0x121/0x2c0 [ 24.457640][ T3965] ? dev_change_name+0x700/0x700 [ 24.462582][ T3965] ? dev_set_allmulti+0x30/0x30 [ 24.467432][ T3965] ? print_usage_bug+0x240/0x240 [ 24.472377][ T3965] dev_change_flags+0x100/0x160 [ 24.477260][ T3965] do_setlink+0xa1c/0x35d0 [ 24.481688][ T3965] ? mark_lock+0x129/0x1390 [ 24.486196][ T3965] ? rtnl_getlink+0xab0/0xab0 [ 24.490876][ T3965] ? print_usage_bug+0x240/0x240 [ 24.495814][ T3965] ? mark_lock+0x129/0x1390 [ 24.500319][ T3965] ? mark_lock+0x129/0x1390 [ 24.504831][ T3965] ? __lock_acquire+0xca1/0x3f20 [ 24.509780][ T3965] ? memset+0x20/0x40 [ 24.513766][ T3965] ? __nla_validate_parse+0x2af/0x1cc0 [ 24.519230][ T3965] ? mark_held_locks+0xe0/0xe0 [ 24.524086][ T3965] ? deref_stack_reg+0xaa/0xe0 [ 24.528853][ T3965] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 24.535448][ T3965] ? nla_memcpy+0xa0/0xa0 [ 24.539779][ T3965] ? mark_held_locks+0xe0/0xe0 [ 24.544554][ T3965] ? deref_stack_reg+0xaa/0xe0 [ 24.549327][ T3965] __rtnl_newlink+0xad0/0x1590 [ 24.554108][ T3965] ? rtnl_link_unregister+0x240/0x240 [ 24.559627][ T3965] ? is_bpf_text_address+0xcb/0x160 [ 24.559656][ T3965] ? kernel_text_address+0x6e/0xe0 [ 24.570100][ T3965] ? __kernel_text_address+0x9/0x30 [ 24.576202][ T3965] ? unwind_get_return_address+0x5a/0xa0 [ 24.581842][ T3965] ? profile_setup.cold+0xc1/0xc1 [ 24.586875][ T3965] ? arch_stack_walk+0x97/0xf0 [ 24.591658][ T3965] ? stack_trace_save+0x8c/0xc0 [ 24.596520][ T3965] ? stack_trace_consume_entry+0x160/0x160 [ 24.602379][ T3965] ? rtnl_newlink+0x46/0xa0 [ 24.606885][ T3965] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.612449][ T3965] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 24.618650][ T3965] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 24.624477][ T3965] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 24.630048][ T3965] rtnl_newlink+0x64/0xa0 [ 24.634387][ T3965] ? __rtnl_newlink+0x1590/0x1590 [ 24.639449][ T3965] rtnetlink_rcv_msg+0x44e/0xad0 [ 24.644390][ T3965] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 24.649686][ T3965] ? lock_acquire+0x1f4/0x940 [ 24.654352][ T3965] ? netlink_deliver_tap+0x146/0xcc0 [ 24.659639][ T3965] netlink_rcv_skb+0x15a/0x430 [ 24.664395][ T3965] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 24.669680][ T3965] ? netlink_ack+0xa60/0xa60 [ 24.674269][ T3965] ? netlink_deliver_tap+0x236/0xcc0 [ 24.679631][ T3965] netlink_unicast+0x537/0x740 [ 24.684398][ T3965] ? netlink_attachskb+0x810/0x810 [ 24.689509][ T3965] ? _copy_from_iter_full+0x25c/0x870 [ 24.694879][ T3965] ? __phys_addr_symbol+0x2c/0x70 [ 24.699890][ T3965] ? __check_object_size+0x171/0x437 [ 24.705166][ T3965] netlink_sendmsg+0x882/0xe10 [ 24.709924][ T3965] ? aa_af_perm+0x260/0x260 [ 24.714409][ T3965] ? netlink_unicast+0x740/0x740 [ 24.719341][ T3965] ? netlink_unicast+0x740/0x740 [ 24.724282][ T3965] sock_sendmsg+0xcf/0x120 [ 24.728704][ T3965] ____sys_sendmsg+0x6bf/0x7e0 [ 24.733473][ T3965] ? mark_held_locks+0xe0/0xe0 [ 24.738222][ T3965] ? kernel_sendmsg+0x50/0x50 [ 24.742886][ T3965] ? find_held_lock+0x2d/0x110 [ 24.747633][ T3965] ? mark_lock+0x129/0x1390 [ 24.752136][ T3965] ___sys_sendmsg+0x100/0x170 [ 24.756799][ T3965] ? sendmsg_copy_msghdr+0x70/0x70 [ 24.761899][ T3965] ? migration_entry_to_page+0x310/0x310 [ 24.767694][ T3965] ? do_raw_spin_unlock+0x171/0x260 [ 24.772877][ T3965] ? find_held_lock+0x2d/0x110 [ 24.777622][ T3965] ? do_page_fault+0x59e/0x13da [ 24.782456][ T3965] ? vm_insert_pages+0x6a0/0x6a0 [ 24.787740][ T3965] ? lock_downgrade+0x840/0x840 [ 24.792582][ T3965] ? __fget_light+0x1ab/0x270 [ 24.797252][ T3965] __sys_sendmsg+0xec/0x1b0 [ 24.801741][ T3965] ? __sys_sendmsg_sock+0xb0/0xb0 [ 24.806761][ T3965] ? down_read_nested+0x430/0x430 [ 24.811778][ T3965] ? trace_hardirqs_off_caller+0x55/0x230 [ 24.817484][ T3965] ? do_syscall_64+0x21/0x7d0 [ 24.822149][ T3965] do_syscall_64+0xf6/0x7d0 [ 24.826657][ T3965] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 24.832538][ T3965] RIP: 0033:0x7fc3a8d4ddc7 [ 24.836938][ T3965] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 24.856540][ T3965] RSP: 002b:00007fff1ed43818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 24.864945][ T3965] RAX: ffffffffffffffda RBX: 000000005eaa8419 RCX: 00007fc3a8d4ddc7 [ 24.872911][ T3965] RDX: 0000000000000000 RSI: 00007fff1ed43860 RDI: 0000000000000003 [ 24.881051][ T3965] RBP: 00007fff1ed43860 R08: 0000000000001000 R09: fefefeff77686d74 [ 24.889006][ T3965] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff1ed438a0 [ 24.896961][ T3965] R13: 00005641052413c0 R14: 00007fff1ed4b920 R15: 0000000000000000 [ 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) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. Starting System Logging Service... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ 51.274615][ T6743] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 51.286362][ T6743] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 51.294915][ T6743] CPU: 0 PID: 6743 Comm: sshd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 51.303843][ T6743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.313916][ T6743] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.319992][ T6743] 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 [ 51.339633][ T6743] RSP: 0018:ffffc90009d67450 EFLAGS: 00010206 [ 51.345695][ T6743] RAX: dffffc0000000000 RBX: ffff888099234000 RCX: ffffffff8363aeea [ 51.353684][ T6743] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 51.361650][ T6743] RBP: 1ffff920013ace8b R08: ffff8880a60ce3c0 R09: fffffbfff1559772 [ 51.370049][ T6743] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff88809806afea [ 51.378014][ T6743] R13: ffff88809806a000 R14: 0000000000001a57 R15: 0000000000000000 [ 51.385985][ T6743] FS: 00007f3090c058c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 51.394925][ T6743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.401503][ T6743] CR2: 0000557eb077f8f5 CR3: 00000000a84bf000 CR4: 00000000001406f0 [ 51.409476][ T6743] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.417452][ T6743] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.425418][ T6743] Call Trace: [ 51.428718][ T6743] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 51.434086][ T6743] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 51.439894][ T6743] ? __kmalloc+0x62f/0x7a0 [ 51.444313][ T6743] ? tomoyo_realpath_from_path+0xc2/0x620 [ 51.450035][ T6743] ? lock_release+0x800/0x800 [ 51.454723][ T6743] ? __lock_acquire+0x2018/0x3f20 [ 51.459753][ T6743] tomoyo_realpath_from_path+0x393/0x620 [ 51.465415][ T6743] tomoyo_path_number_perm+0x1c2/0x4d0 [ 51.470915][ T6743] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 51.476559][ T6743] ? tomoyo_execute_permission+0x470/0x470 [ 51.482377][ T6743] ? d_alloc_parallel+0x785/0x1b10 [ 51.487501][ T6743] ? d_alloc_parallel+0x9ea/0x1b10 [ 51.492653][ T6743] ? rcu_read_lock_held_common+0x130/0x130 [ 51.498468][ T6743] ? print_usage_bug+0x240/0x240 [ 51.503441][ T6743] tomoyo_path_mknod+0x10d/0x190 [ 51.508401][ T6743] ? tomoyo_path_chown+0x1b0/0x1b0 [ 51.513545][ T6743] ? mark_held_locks+0x9f/0xe0 [ 51.518316][ T6743] ? d_lookup+0xec/0x250 [ 51.522586][ T6743] security_path_mknod+0x116/0x180 [ 51.527965][ T6743] lookup_open+0x5ae/0x1320 [ 51.532478][ T6743] ? page_put_link+0x210/0x210 [ 51.537265][ T6743] ? preempt_count_add+0x74/0x140 [ 51.542313][ T6743] ? __mnt_want_write+0x1da/0x2c0 [ 51.542329][ T6743] path_openat+0x93c/0x27f0 [ 51.542345][ T6743] ? path_lookupat.isra.0+0x530/0x530 [ 51.542357][ T6743] ? up_read+0x1a8/0x750 [ 51.542368][ T6743] ? mark_held_locks+0xe0/0xe0 [ 51.542379][ T6743] ? down_read_nested+0x430/0x430 [ 51.542395][ T6743] do_filp_open+0x192/0x260 [ 51.542408][ T6743] ? may_open_dev+0xf0/0xf0 [ 51.542422][ T6743] ? simple_attr_release+0x40/0x40 [ 51.542438][ T6743] ? _raw_spin_unlock+0x24/0x40 [ 51.542452][ T6743] ? __alloc_fd+0x46d/0x600 [ 51.542469][ T6743] do_sys_openat2+0x585/0x7d0 [ 51.542483][ T6743] ? file_open_root+0x400/0x400 [ 51.542494][ T6743] ? up_read+0x1a8/0x750 [ 51.542507][ T6743] do_sys_open+0xc3/0x140 [ 51.542518][ T6743] ? filp_open+0x70/0x70 [ 51.542530][ T6743] ? handle_mm_fault+0x29e/0x660 [ 51.542545][ T6743] ? trace_hardirqs_off_caller+0x55/0x230 [ 51.542562][ T6743] do_syscall_64+0xf6/0x7d0 [ 51.542576][ T6743] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.542587][ T6743] RIP: 0033:0x7f308ed6e6f0 [ 51.542600][ T6743] 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 [ 51.542606][ T6743] RSP: 002b:00007ffcdd722fa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 51.542618][ T6743] RAX: ffffffffffffffda RBX: 0000557eb0e752f0 RCX: 00007f308ed6e6f0 [ 51.542625][ T6743] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000557eb077f8f5 [ 51.542632][ T6743] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 51.542639][ T6743] R10: 0000000000000240 R11: 0000000000000246 R12: 0000557eb075051e [ 51.542645][ T6743] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 51.542656][ T6743] Modules linked in: [ OK [[ 51.831413][ T6743] ---[ end trace 20cd813d80113089 ]--- 0m] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK [0[ 51.950457][ T6743] RIP: 0010:tomoyo_get_local_path+0x450/0x800 m] Started Getty on tty6. [ 51.993728][ T6743] 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 [ OK ] Started Getty on tty5. [ 52.103071][ T6743] RSP: 0018:ffffc90009d67450 EFLAGS: 00010206 [ 52.133065][ T6743] RAX: dffffc0000000000 RBX: ffff888099234000 RCX: ffffffff8363aeea [ 52.147975][ T6743] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 52.172098][ T6743] RBP: 1ffff920013ace8b R08: ffff8880a60ce3c0 R09: fffffbfff1559772 [[ 52.204212][ T6743] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff88809806afea  OK ] Started Getty on tty4. [ 52.274422][ T6743] R13: ffff88809806a000 R14: 0000000000001a57 R15: 0000000000000000 [ 52.317239][ T6743] FS: 00007f3090c058c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ OK [0[ 52.328831][ T6743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 m] Started Getty on tty3. [ 52.373764][ T6743] CR2: 00007f7700ceb0c8 CR3: 00000000a84bf000 CR4: 00000000001406f0 [ 52.395993][ T6743] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.410840][ T6743] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [[ 52.421283][ T6743] Kernel panic - not syncing: Fatal exception [ 52.428466][ T6743] Kernel Offset: disabled [ 52.432797][ T6743] Rebooting in 86400 seconds..