[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200501-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr be43001, primary cpu clock [ 0.000004][ T0] kvm-clock: using sched offset of 4305392494 cycles [ 0.000962][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004187][ T0] tsc: Detected 2300.000 MHz processor [ 0.006843][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007889][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008963][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015930][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017249][ T0] check: Scanning 1 areas for low memory corruption [ 0.018589][ T0] Using GB pages for direct mapping [ 0.022020][ T0] ACPI: Early table checksum verification disabled [ 0.023352][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.024290][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025535][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.027022][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028822][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029607][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.030589][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.032214][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.033710][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.035056][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.036710][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.037705][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.038547][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.039524][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.040609][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.041932][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.043545][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.045761][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.047062][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.048748][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.050589][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.104298][ T0] Zone ranges: [ 0.104885][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.105950][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.107259][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.108279][ T0] Device empty [ 0.108857][ T0] Movable zone start for each node [ 0.109857][ T0] Early memory node ranges [ 0.110574][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.111601][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.112899][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.114414][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.115824][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.115830][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.147047][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.607449][ T0] kasan: KernelAddressSanitizer initialized [ 0.609274][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.610403][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.611612][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.613808][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.615616][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.617108][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.619427][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.621732][ T0] Using ACPI (MADT) for SMP configuration information [ 0.623261][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.624794][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.626324][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.628510][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.630594][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.632645][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.634741][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.637232][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.639529][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.640779][ T0] Booting paravirtualized kernel on KVM [ 0.642015][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.698262][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.701920][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.703740][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.706783][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.708671][ T0] Policy zone: Normal [ 0.710253][ 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 [ 0.726325][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.630504][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.641220][ T0] Running RCU self tests [ 1.642529][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.644360][ T0] rcu: RCU lockdep checking is enabled. [ 1.645653][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.647279][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.649068][ T0] Trampoline variant of Tasks RCU enabled. [ 1.650616][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.652303][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.661764][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.664414][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.668704][ T0] Console: colour VGA+ 80x25 [ 1.671864][ T0] printk: console [ttyS0] enabled [ 1.671864][ T0] printk: console [ttyS0] enabled [ 1.673788][ T0] printk: bootconsole [earlyser0] disabled [ 1.673788][ T0] printk: bootconsole [earlyser0] disabled [ 1.676552][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.678781][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.679715][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.680705][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.682032][ T0] ... CLASSHASH_SIZE: 4096 [ 1.683413][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.684549][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.685831][ T0] ... CHAINHASH_SIZE: 32768 [ 1.687377][ T0] memory used by lock dependency info: 6301 kB [ 1.689212][ T0] memory used for stack traces: 4224 kB [ 1.690377][ T0] per task-struct memory footprint: 1920 bytes [ 1.691895][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.695226][ T0] ACPI: Core revision 20200326 [ 1.698260][ T0] APIC: Switch to symmetric I/O mode setup [ 1.700788][ T0] x2apic enabled [ 1.703456][ T0] Switched APIC routing to physical x2apic. [ 1.708927][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.710425][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.713468][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.715206][ T0] pid_max: default: 32768 minimum: 301 [ 1.723613][ T0] LSM: Security Framework initializing [ 1.725390][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.727695][ T0] Yama: becoming mindful. [ 1.728911][ T0] TOMOYO Linux initialized [ 1.731196][ T0] AppArmor: AppArmor initialized [ 1.740070][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.745328][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.747671][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.749608][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.757206][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.758876][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.761535][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.763526][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.763565][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.769203][ T0] MDS: Mitigation: Clear CPU buffers [ 1.771244][ T0] Freeing SMP alternatives memory: 96K [ 1.895100][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.899416][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.902717][ T1] rcu: Hierarchical SRCU implementation. [ 1.903455][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.905214][ T1] smp: Bringing up secondary CPUs ... [ 1.911541][ T1] x86: Booting SMP configuration: [ 1.913569][ T1] .... node #0, CPUs: #1 [ 0.049198][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.916406][ 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. [ 1.923593][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.924548][ T1] smpboot: Max logical packages: 1 [ 1.925270][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.928905][ T1] devtmpfs: initialized [ 1.928905][ T1] x86/mm: Memory block size: 128MB [ 1.955347][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.957337][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.963684][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.966656][ T1] xor: automatically using best checksumming function avx [ 1.969561][ T1] PM: RTC time: 23:19:10, date: 2020-05-02 [ 1.970923][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.970929][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.976249][ T1] NET: Registered protocol family 16 [ 1.985886][ T1] audit: initializing netlink subsys (disabled) [ 1.987473][ T27] audit: type=2000 audit(1588461550.187:1): state=initialized audit_enabled=0 res=1 [ 1.988999][ T1] cpuidle: using governor menu [ 1.996112][ T1] ACPI: bus type PCI registered [ 2.004291][ T1] dca service started, version 1.12.1 [ 2.004291][ T1] PCI: Using configuration type 1 for base access [ 2.096971][ T188] kworker/u4:1 (188) used greatest stack depth: 27336 bytes left [ 2.193334][ T451] kworker/u4:4 (451) used greatest stack depth: 26680 bytes left [ 2.200928][ T457] kworker/u4:4 (457) used greatest stack depth: 26456 bytes left [ 2.536456][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.536456][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.536456][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.565047][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.763477][ T1] raid6: avx2x4 gen() 11374 MB/s [ 2.933502][ T1] raid6: avx2x4 xor() 6044 MB/s [ 3.098854][ T1] raid6: avx2x2 gen() 7944 MB/s [ 3.268852][ T1] raid6: avx2x2 xor() 3379 MB/s [ 3.438860][ T1] raid6: avx2x1 gen() 4814 MB/s [ 3.608850][ T1] raid6: avx2x1 xor() 1796 MB/s [ 3.778846][ T1] raid6: sse2x4 gen() 6105 MB/s [ 3.953507][ T1] raid6: sse2x4 xor() 3210 MB/s [ 4.123484][ T1] raid6: sse2x2 gen() 4078 MB/s [ 4.293481][ T1] raid6: sse2x2 xor() 1703 MB/s [ 4.463474][ T1] raid6: sse2x1 gen() 2383 MB/s [ 4.633484][ T1] raid6: sse2x1 xor() 904 MB/s [ 4.635038][ T1] raid6: using algorithm avx2x4 gen() 11374 MB/s [ 4.636583][ T1] raid6: .... xor() 6044 MB/s, rmw enabled [ 4.637922][ T1] raid6: using avx2x2 recovery algorithm [ 4.640381][ T1] ACPI: Added _OSI(Module Device) [ 4.641968][ T1] ACPI: Added _OSI(Processor Device) [ 4.643480][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.644588][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.646339][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.648227][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.649222][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.704893][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.761221][ T1] ACPI: Interpreter enabled [ 4.762777][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.763504][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.765011][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.770401][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.875421][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.876756][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.879128][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.887841][ T1] PCI host bridge to bus 0000:00 [ 4.888859][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.891261][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.893073][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.893495][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.897417][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.900274][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.902220][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.913551][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.937483][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.956659][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.964050][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.973501][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.979947][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.004231][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.011363][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.018587][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.044234][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.056736][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.063494][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.096898][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.102590][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.106654][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.111755][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.115703][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.127296][ T1] iommu: Default domain type: Translated [ 5.134721][ T1] vgaarb: loaded [ 5.140377][ T1] SCSI subsystem initialized [ 5.145956][ T1] ACPI: bus type USB registered [ 5.147936][ T1] usbcore: registered new interface driver usbfs [ 5.149979][ T1] usbcore: registered new interface driver hub [ 5.151742][ T1] usbcore: registered new device driver usb [ 5.154417][ T1] mc: Linux media interface: v0.10 [ 5.156155][ T1] videodev: Linux video capture interface: v2.00 [ 5.158790][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.160002][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.162765][ T1] PTP clock support registered [ 5.165709][ T1] EDAC MC: Ver: 3.0.0 [ 5.170072][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.172120][ T1] PCI: Using ACPI for IRQ routing [ 5.176460][ T1] Bluetooth: Core ver 2.22 [ 5.177819][ T1] NET: Registered protocol family 31 [ 5.178990][ T1] Bluetooth: HCI device and connection manager initialized [ 5.180917][ T1] Bluetooth: HCI socket layer initialized [ 5.183597][ T1] Bluetooth: L2CAP socket layer initialized [ 5.185010][ T1] Bluetooth: SCO socket layer initialized [ 5.186938][ T1] NET: Registered protocol family 8 [ 5.187890][ T1] NET: Registered protocol family 20 [ 5.189611][ T1] NetLabel: Initializing [ 5.190299][ T1] NetLabel: domain hash size = 128 [ 5.191084][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.192992][ T1] NetLabel: unlabeled traffic allowed by default [ 5.194928][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.196064][ T1] NET: Registered protocol family 39 [ 5.197868][ T1] clocksource: Switched to clocksource kvm-clock [ 7.932789][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.934930][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.937536][ T1] FS-Cache: Loaded [ 7.939742][ T1] CacheFiles: Loaded [ 7.941351][ T1] TOMOYO: 2.6.0 [ 7.942586][ T1] Mandatory Access Control activated. [ 7.945330][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.946728][ T1] pnp: PnP ACPI init [ 7.961017][ T1] pnp: PnP ACPI: found 7 devices [ 8.018106][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.020035][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.021299][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.022469][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.025887][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.039611][ T1] NET: Registered protocol family 2 [ 8.043235][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.046865][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.055304][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.061460][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.065760][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.068834][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.071630][ T1] [ 8.072337][ T1] ============================= [ 8.073133][ T1] WARNING: suspicious RCU usage [ 8.074683][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 8.076218][ T1] ----------------------------- [ 8.077713][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.079551][ T1] [ 8.079551][ T1] other info that might help us debug this: [ 8.079551][ T1] [ 8.082549][ T1] [ 8.082549][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.085353][ T1] 1 lock held by swapper/0/1: [ 8.086343][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.088783][ T1] [ 8.088783][ T1] stack backtrace: [ 8.090639][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 8.094030][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.095030][ T1] Call Trace: [ 8.095030][ T1] dump_stack+0x18f/0x20d [ 8.095030][ T1] ipmr_get_table+0x130/0x160 [ 8.095030][ T1] ipmr_net_init+0x133/0x430 [ 8.095030][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.095030][ T1] ops_init+0xaf/0x420 [ 8.095030][ T1] register_pernet_operations+0x346/0x840 [ 8.095030][ T1] ? setup_net+0x860/0x860 [ 8.095030][ T1] ? down_write_killable+0x170/0x170 [ 8.095030][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.095030][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.095030][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.095030][ T1] register_pernet_subsys+0x25/0x40 [ 8.095030][ T1] ip_mr_init+0x36/0x168 [ 8.095030][ T1] inet_init+0x298/0x424 [ 8.095030][ T1] do_one_initcall+0x10a/0x7d0 [ 8.095030][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.095030][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.095030][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.095030][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.095030][ T1] kernel_init_freeable+0x501/0x5ae [ 8.095030][ T1] ? rest_init+0x365/0x365 [ 8.095030][ T1] kernel_init+0xd/0x1bb [ 8.095030][ T1] ret_from_fork+0x24/0x30 [ 8.122494][ T1] NET: Registered protocol family 1 [ 8.125872][ T1] RPC: Registered named UNIX socket transport module. [ 8.128171][ T1] RPC: Registered udp transport module. [ 8.129153][ T1] RPC: Registered tcp transport module. [ 8.130395][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.133256][ T1] NET: Registered protocol family 44 [ 8.134938][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.136810][ T1] PCI: CLS 0 bytes, default 64 [ 8.141801][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.144203][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.149279][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.154085][ T1] kvm: already loaded the other module [ 8.156071][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.158942][ T1] clocksource: Switched to clocksource tsc [ 8.160462][ T1] mce: Machine check injector initialized [ 8.166043][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.225868][ T1] Initialise system trusted keyrings [ 8.227925][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.229344][ T1] zbud: loaded [ 8.236005][ T1] DLM installed [ 8.239192][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.243190][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.245567][ T1] NFS: Registering the id_resolver key type [ 8.246751][ T1] Key type id_resolver registered [ 8.247596][ T1] Key type id_legacy registered [ 8.248314][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.249730][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.258241][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.260918][ T1] Key type cifs.spnego registered [ 8.261699][ T1] Key type cifs.idmap registered [ 8.262446][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.264638][ T1] fuse: init (API version 7.31) [ 8.269335][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.281269][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.287509][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.288728][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.290543][ T1] ocfs2: Registered cluster interface o2cb [ 8.292038][ T1] ocfs2: Registered cluster interface user [ 8.293609][ T1] OCFS2 User DLM kernel interface loaded [ 8.303045][ T1] gfs2: GFS2 installed [ 8.307903][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.308857][ T1] ceph: loaded (mds proto 32) [ 8.320796][ T1] NET: Registered protocol family 38 [ 8.322412][ T1] async_tx: api initialized (async) [ 8.323253][ T1] Key type asymmetric registered [ 8.324670][ T1] Asymmetric key parser 'x509' registered [ 8.325617][ T1] Asymmetric key parser 'pkcs8' registered [ 8.326440][ T1] Key type pkcs7_test registered [ 8.327559][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.328974][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.331158][ T1] io scheduler mq-deadline registered [ 8.332164][ T1] io scheduler kyber registered [ 8.333300][ T1] io scheduler bfq registered [ 8.347884][ T1] hgafb: HGA card not detected. [ 8.348984][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.350343][ T1] usbcore: registered new interface driver udlfb [ 8.354025][ T1] uvesafb: failed to execute /sbin/v86d [ 8.354994][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.356136][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.357369][ T1] uvesafb: vbe_init() failed with -22 [ 8.358176][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.359923][ T1] vga16fb: mapped to 0x0000000028ad2e26 [ 8.426203][ T1] Console: switching to colour frame buffer device 80x30 [ 8.718436][ T1] fb0: VGA16 VGA frame buffer device [ 8.721232][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.734271][ T1] ACPI: Power Button [PWRF] [ 8.736075][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.737828][ T1] ACPI: Sleep Button [SLPF] [ 8.745238][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.760359][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.761396][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.778795][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.779983][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.800100][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.801361][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.093234][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.094613][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.096666][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.103667][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.108868][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.116629][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.123917][ T1] Cyclades driver 2.6 [ 9.125331][ T1] Initializing Nozomi driver 2.1d [ 9.127800][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.129445][ T1] No rocketport ports found; unloading driver [ 9.133636][ T1] Non-volatile memory driver v1.3 [ 9.135522][ T1] Linux agpgart interface v0.103 [ 9.144982][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.146985][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.150905][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.152523][ T1] usbcore: registered new interface driver udl [ 9.202644][ T1] brd: module loaded [ 9.238736][ T1] loop: module loaded [ 9.410344][ T1] zram: Added device: zram0 [ 9.418552][ T1] null_blk: module loaded [ 9.425966][ T1] nfcsim 0.2 initialized [ 9.429785][ T1] Loading iSCSI transport class v2.0-870. [ 9.458764][ T1] scsi host0: Virtio SCSI HBA [ 9.504718][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.508223][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.528599][ T1] slram: not enough parameters. [ 9.532599][ T2532] kworker/u4:2 (2532) used greatest stack depth: 25904 bytes left [ 9.538090][ T1] ftl_cs: FTL header not found. [ 9.573915][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.575575][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.578193][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.587775][ T1] MACsec IEEE 802.1AE [ 9.590398][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.645966][ T1] vcan: Virtual CAN interface driver [ 9.647056][ T1] vxcan: Virtual CAN Tunnel driver [ 9.647922][ T1] slcan: serial line CAN interface driver [ 9.649295][ T1] slcan: 10 dynamic interface channels. [ 9.650286][ T1] CAN device driver interface [ 9.651871][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.653117][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.654870][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.656442][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.657922][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.659384][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.662208][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.663210][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.664592][ T1] AX.25: bpqether driver version 004 [ 9.665780][ T1] PPP generic driver version 2.4.2 [ 9.668367][ T1] PPP BSD Compression module registered [ 9.669517][ T1] PPP Deflate Compression module registered [ 9.671051][ T1] PPP MPPE Compression module registered [ 9.672182][ T1] NET: Registered protocol family 24 [ 9.673130][ T1] PPTP driver version 0.8.5 [ 9.674787][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.676474][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.677889][ T1] SLIP linefill/keepalive option. [ 9.679055][ T1] hdlc: HDLC support module revision 1.22 [ 9.680089][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.681705][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.682891][ T1] LAPB Ethernet driver version 0.02 [ 9.684209][ T1] usbcore: registered new interface driver rndis_wlan [ 9.685953][ T1] mac80211_hwsim: initializing netlink [ 9.711690][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.723254][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.735428][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.737658][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.739283][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.741563][ T1] usbcore: registered new interface driver pegasus [ 9.742898][ T1] usbcore: registered new interface driver rtl8150 [ 9.744826][ T1] usbcore: registered new interface driver r8152 [ 9.746659][ T1] usbcore: registered new interface driver asix [ 9.748396][ T1] usbcore: registered new interface driver ax88179_178a [ 9.750098][ T1] usbcore: registered new interface driver cdc_ether [ 9.751548][ T1] usbcore: registered new interface driver dm9601 [ 9.754152][ T1] usbcore: registered new interface driver smsc75xx [ 9.755667][ T1] usbcore: registered new interface driver smsc95xx [ 9.757064][ T1] usbcore: registered new interface driver net1080 [ 9.758555][ T1] usbcore: registered new interface driver rndis_host [ 9.760312][ T1] usbcore: registered new interface driver cdc_subset [ 9.762177][ T1] usbcore: registered new interface driver zaurus [ 9.763344][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.765423][ T1] usbcore: registered new interface driver cdc_ncm [ 9.766778][ T1] usbcore: registered new interface driver cdc_mbim [ 9.773378][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.781119][ T1] aoe: AoE v85 initialised. [ 9.784210][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.785657][ T1] ehci-pci: EHCI PCI platform driver [ 9.786814][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.788294][ T1] ohci-pci: OHCI PCI platform driver [ 9.789880][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.792390][ T1] usbcore: registered new interface driver cdc_acm [ 9.795408][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.797194][ T1] usbcore: registered new interface driver usblp [ 9.798411][ T1] usbcore: registered new interface driver cdc_wdm [ 9.800596][ T1] usbcore: registered new interface driver uas [ 9.802079][ T1] usbcore: registered new interface driver usb-storage [ 9.804509][ T1] usbcore: registered new interface driver ums-realtek [ 9.806784][ T1] usbcore: registered new interface driver usbserial_generic [ 9.809763][ T1] usbserial: USB Serial support registered for generic [ 9.811715][ T1] usbcore: registered new interface driver ch341 [ 9.814451][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.816459][ T1] usbcore: registered new interface driver cp210x [ 9.819040][ T1] usbserial: USB Serial support registered for cp210x [ 9.821386][ T1] usbcore: registered new interface driver ftdi_sio [ 9.824151][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.825911][ T1] usbcore: registered new interface driver keyspan [ 9.828017][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.831098][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.834477][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.837373][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.839596][ T1] usbcore: registered new interface driver option [ 9.841944][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.844619][ T1] usbcore: registered new interface driver oti6858 [ 9.846889][ T1] usbserial: USB Serial support registered for oti6858 [ 9.848600][ T1] usbcore: registered new interface driver pl2303 [ 9.851010][ T1] usbserial: USB Serial support registered for pl2303 [ 9.852639][ T1] usbcore: registered new interface driver qcserial [ 9.855030][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.856496][ T1] usbcore: registered new interface driver sierra [ 9.858897][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.861286][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.863706][ T1] usbserial: USB Serial support registered for carelink [ 9.865403][ T1] usbserial: USB Serial support registered for zio [ 9.869949][ T1] usbserial: USB Serial support registered for funsoft [ 9.872170][ T1] usbserial: USB Serial support registered for flashloader [ 9.874710][ T1] usbserial: USB Serial support registered for google [ 9.876631][ T1] usbserial: USB Serial support registered for libtransistor [ 9.880621][ T1] usbserial: USB Serial support registered for vivopay [ 9.882645][ T1] usbserial: USB Serial support registered for moto_modem [ 9.885401][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.887170][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.889655][ T1] usbserial: USB Serial support registered for hp4x [ 9.891879][ T1] usbserial: USB Serial support registered for suunto [ 9.895039][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.899279][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.902328][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.905716][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.911274][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.915012][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.917455][ T1] usb usb1: Product: Dummy host controller [ 9.918689][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.921340][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.927479][ T1] hub 1-0:1.0: USB hub found [ 9.929979][ T1] hub 1-0:1.0: 1 port detected [ 9.936516][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.939310][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.941789][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.945656][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.948759][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.951544][ T1] usb usb2: Product: Dummy host controller [ 9.953107][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.955007][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.958877][ T1] hub 2-0:1.0: USB hub found [ 9.960436][ T1] hub 2-0:1.0: 1 port detected [ 9.965387][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.968519][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.971973][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.975575][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.978088][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.980687][ T1] usb usb3: Product: Dummy host controller [ 9.982077][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.984973][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.988839][ T1] hub 3-0:1.0: USB hub found [ 9.991120][ T1] hub 3-0:1.0: 1 port detected [ 9.996095][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.998646][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.001578][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.004573][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.009381][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.011292][ T1] usb usb4: Product: Dummy host controller [ 10.012610][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.014662][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.019090][ T1] hub 4-0:1.0: USB hub found [ 10.020286][ T1] hub 4-0:1.0: 1 port detected [ 10.025932][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.028859][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.031275][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.034684][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.037790][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.039310][ T1] usb usb5: Product: Dummy host controller [ 10.041497][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.045632][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.049348][ T1] hub 5-0:1.0: USB hub found [ 10.050945][ T1] hub 5-0:1.0: 1 port detected [ 10.055924][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.058412][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.062123][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.065520][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.068280][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.069702][ T1] usb usb6: Product: Dummy host controller [ 10.071123][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.072494][ C1] random: fast init done [ 10.073132][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.078785][ T1] hub 6-0:1.0: USB hub found [ 10.080602][ T1] hub 6-0:1.0: 1 port detected [ 10.086400][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.088225][ T7] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.088495][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.089934][ T7] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.093042][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.097672][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.098297][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.100355][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.102854][ T7] sd 0:0:1:0: [sda] Write Protect is off [ 10.103292][ T1] usb usb7: Product: Dummy host controller [ 10.106023][ T7] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.106681][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.110555][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.114768][ T1] hub 7-0:1.0: USB hub found [ 10.116095][ T1] hub 7-0:1.0: 1 port detected [ 10.120361][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.122703][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.123196][ T7] sda: sda1 [ 10.126325][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.129507][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.131866][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.135264][ T1] usb usb8: Product: Dummy host controller [ 10.135539][ T7] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.136924][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.139798][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.143144][ T1] hub 8-0:1.0: USB hub found [ 10.145319][ T1] hub 8-0:1.0: 1 port detected [ 10.160854][ T1] using random self ethernet address [ 10.161958][ T1] using random host ethernet address [ 10.165411][ T1] Mass Storage Function, version: 2009/09/11 [ 10.166779][ T1] LUN: removable file: (no medium) [ 10.168600][ T1] no file given for LUN0 [ 10.169850][ T1] printk: console [ttyGS0] disabled [ 10.174141][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.176659][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.181361][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.185046][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.187971][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.191095][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.192817][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.194612][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.196606][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.199940][ T1] hub 9-0:1.0: USB hub found [ 10.201637][ T1] hub 9-0:1.0: 8 ports detected [ 10.208981][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.210911][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.212745][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.215612][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.217419][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.219214][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.221173][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.223309][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.226720][ T1] hub 10-0:1.0: USB hub found [ 10.228123][ T1] hub 10-0:1.0: 8 ports detected [ 10.235097][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.238259][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.241476][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.244441][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.246281][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.248062][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.249669][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.253285][ T1] hub 11-0:1.0: USB hub found [ 10.254732][ T1] hub 11-0:1.0: 8 ports detected [ 10.260652][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.263214][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.265582][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.268173][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.270256][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.272080][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.273324][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.277475][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.281001][ T1] hub 12-0:1.0: USB hub found [ 10.282226][ T1] hub 12-0:1.0: 8 ports detected [ 10.289313][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.291827][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.295153][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.297008][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.299030][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.300112][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.301672][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.305052][ T1] hub 13-0:1.0: USB hub found [ 10.306066][ T1] hub 13-0:1.0: 8 ports detected [ 10.311779][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.314540][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.316518][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.318973][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.321001][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.322611][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.324095][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.326074][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.329291][ T1] hub 14-0:1.0: USB hub found [ 10.330599][ T1] hub 14-0:1.0: 8 ports detected [ 10.338490][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.340600][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.343110][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.345016][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.347588][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.349211][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.351378][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.355569][ T1] hub 15-0:1.0: USB hub found [ 10.357184][ T1] hub 15-0:1.0: 8 ports detected [ 10.362678][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.366175][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.368474][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.371280][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.373183][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.374732][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.375975][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.377804][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.380915][ T1] hub 16-0:1.0: USB hub found [ 10.381860][ T1] hub 16-0:1.0: 8 ports detected [ 10.388745][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.391468][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.395680][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.397996][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.399708][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.401262][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.402886][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.406075][ T1] hub 17-0:1.0: USB hub found [ 10.407561][ T1] hub 17-0:1.0: 8 ports detected [ 10.414349][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.417018][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.420144][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.422890][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.425270][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.427341][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.429441][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.431244][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.434977][ T1] hub 18-0:1.0: USB hub found [ 10.436729][ T1] hub 18-0:1.0: 8 ports detected [ 10.443216][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.447386][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.449709][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.453759][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.455183][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.456272][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.457553][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.460417][ T1] hub 19-0:1.0: USB hub found [ 10.461475][ T1] hub 19-0:1.0: 8 ports detected [ 10.467167][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.469067][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.470792][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.475467][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.476758][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.477886][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.479221][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.480540][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.483272][ T1] hub 20-0:1.0: USB hub found [ 10.484469][ T1] hub 20-0:1.0: 8 ports detected [ 10.490765][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.493613][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.495816][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.497412][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.498549][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.499527][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.500750][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.503401][ T1] hub 21-0:1.0: USB hub found [ 10.505798][ T1] hub 21-0:1.0: 8 ports detected [ 10.511040][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.512692][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.515091][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.516975][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.518481][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.519684][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.520850][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.522150][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.525093][ T1] hub 22-0:1.0: USB hub found [ 10.526184][ T1] hub 22-0:1.0: 8 ports detected [ 10.532609][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.534842][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.536809][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.538230][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.539466][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.540487][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.541782][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.544646][ T1] hub 23-0:1.0: USB hub found [ 10.545871][ T1] hub 23-0:1.0: 8 ports detected [ 10.551160][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.552847][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.556330][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.558462][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.560056][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.561359][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.562505][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.564176][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.567809][ T1] hub 24-0:1.0: USB hub found [ 10.568731][ T1] hub 24-0:1.0: 8 ports detected [ 10.576835][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.579984][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.582037][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.583426][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.584645][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.585811][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.587577][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.590388][ T1] hub 25-0:1.0: USB hub found [ 10.591391][ T1] hub 25-0:1.0: 8 ports detected [ 10.597117][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.598873][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.600380][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.602299][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.605968][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.607097][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.608061][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.609452][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.612360][ T1] hub 26-0:1.0: USB hub found [ 10.613392][ T1] hub 26-0:1.0: 8 ports detected [ 10.620325][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.622060][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.624339][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.625698][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.627056][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.628166][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.629455][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.632530][ T1] hub 27-0:1.0: USB hub found [ 10.635025][ T1] hub 27-0:1.0: 8 ports detected [ 10.640398][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.642279][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.644251][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.646255][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.648043][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.649321][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.650486][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.651921][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.655817][ T1] hub 28-0:1.0: USB hub found [ 10.656777][ T1] hub 28-0:1.0: 8 ports detected [ 10.662923][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.664697][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.666872][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.668632][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.669803][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.670819][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.672032][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.675339][ T1] hub 29-0:1.0: USB hub found [ 10.676280][ T1] hub 29-0:1.0: 8 ports detected [ 10.681612][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.683293][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.686332][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.688216][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.689648][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.690795][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.691778][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.692942][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.695908][ T1] hub 30-0:1.0: USB hub found [ 10.696939][ T1] hub 30-0:1.0: 8 ports detected [ 10.705157][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.706937][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.708978][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.710315][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.711656][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.712756][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.714188][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.717148][ T1] hub 31-0:1.0: USB hub found [ 10.718658][ T1] hub 31-0:1.0: 8 ports detected [ 10.725528][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.727294][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.728903][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.730811][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.732436][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.733741][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.734930][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.737104][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.739792][ T1] hub 32-0:1.0: USB hub found [ 10.740718][ T1] hub 32-0:1.0: 8 ports detected [ 10.747298][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.749071][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.751006][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.752593][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.755000][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.755958][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.757162][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.760228][ T1] hub 33-0:1.0: USB hub found [ 10.761349][ T1] hub 33-0:1.0: 8 ports detected [ 10.767485][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.769125][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.770907][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.772994][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.775725][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.776923][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.777850][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.779203][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.781948][ T1] hub 34-0:1.0: USB hub found [ 10.782847][ T1] hub 34-0:1.0: 8 ports detected [ 10.790506][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.792460][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.794541][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.796226][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.797507][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.798682][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.799928][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.802793][ T1] hub 35-0:1.0: USB hub found [ 10.805309][ T1] hub 35-0:1.0: 8 ports detected [ 10.811035][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.812946][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.815162][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.817066][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.818397][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.819551][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.820494][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.821717][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.824738][ T1] hub 36-0:1.0: USB hub found [ 10.825870][ T1] hub 36-0:1.0: 8 ports detected [ 10.832120][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.834509][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.836368][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.837729][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.838957][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.839899][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.841078][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.843910][ T1] hub 37-0:1.0: USB hub found [ 10.845132][ T1] hub 37-0:1.0: 8 ports detected [ 10.850485][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.852100][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.855064][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.857033][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.858462][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.859790][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.861063][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.862312][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.865360][ T1] hub 38-0:1.0: USB hub found [ 10.866287][ T1] hub 38-0:1.0: 8 ports detected [ 10.874429][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.876294][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.878384][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.879753][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.880957][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.881956][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.883129][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.885973][ T1] hub 39-0:1.0: USB hub found [ 10.887132][ T1] hub 39-0:1.0: 8 ports detected [ 10.892512][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.895418][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.897039][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.898873][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.900444][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.901734][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.902645][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.904101][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.907048][ T1] hub 40-0:1.0: USB hub found [ 10.908025][ T1] hub 40-0:1.0: 8 ports detected [ 10.915592][ T1] usbcore: registered new device driver usbip-host [ 10.921186][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.924729][ T1] i8042: Warning: Keylock active [ 10.927654][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.930379][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.996350][ T1] mousedev: PS/2 mouse device common for all mice [ 11.004884][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.012211][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.015267][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.017350][ T1] i2c /dev entries driver [ 11.020087][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.023264][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.025956][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.028190][ T1] IR NEC protocol handler initialized [ 11.029641][ T1] IR RC5(x/sz) protocol handler initialized [ 11.031078][ T1] IR RC6 protocol handler initialized [ 11.032306][ T1] IR JVC protocol handler initialized [ 11.033850][ T1] IR Sony protocol handler initialized [ 11.034912][ T1] IR SANYO protocol handler initialized [ 11.036499][ T1] IR Sharp protocol handler initialized [ 11.038134][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.040916][ T1] IR XMP protocol handler initialized [ 11.042892][ T1] usbcore: registered new interface driver uvcvideo [ 11.044788][ T1] USB Video Class driver (1.1.1) [ 11.046014][ T1] gspca_main: v2.14.0 registered [ 11.066736][ T1] vivid-000: using single planar format API [ 11.083322][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.086885][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.089084][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.091346][ T1] vivid-000: V4L2 output device registered as video4 [ 11.093385][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.098252][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.100708][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.104308][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.106293][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.108823][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.111430][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.114134][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.115875][ T1] vivid-001: using multiplanar format API [ 11.131700][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.133434][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.135557][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.138511][ T1] vivid-001: V4L2 output device registered as video8 [ 11.145797][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.155595][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.165318][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.172838][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.180365][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.188116][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.196243][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.205127][ T2602] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.215306][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.227549][ T1] vivid-002: using single planar format API [ 11.251514][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.259294][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.266940][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.274910][ T1] vivid-002: V4L2 output device registered as video12 [ 11.282340][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.292133][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.302087][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.309735][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.317192][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.324941][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.333131][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.341282][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.349566][ T1] vivid-003: using multiplanar format API [ 11.368314][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.377346][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.385122][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.393104][ T1] vivid-003: V4L2 output device registered as video16 [ 11.400796][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.410600][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.420341][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.428015][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.435465][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.443344][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.451937][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.461442][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.470759][ T1] vivid-004: using single planar format API [ 11.489816][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.497935][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.505445][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.513306][ T1] vivid-004: V4L2 output device registered as video20 [ 11.521141][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.530948][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.540636][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.548283][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.555745][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.563411][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.571692][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.579854][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.588096][ T1] vivid-005: using multiplanar format API [ 11.607032][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.615374][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.622874][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.631012][ T1] vivid-005: V4L2 output device registered as video24 [ 11.638501][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.648304][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.658228][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.665878][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.674406][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.682381][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.692415][ T2602] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.702780][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.711239][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.720536][ T1] vivid-006: using single planar format API [ 11.739552][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.747679][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.755279][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.763247][ T1] vivid-006: V4L2 output device registered as video28 [ 11.771539][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.782130][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.792319][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.799912][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.807554][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.816351][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.824748][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.832876][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.841503][ T1] vivid-007: using multiplanar format API [ 11.860507][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.868718][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.876527][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.884815][ T1] vivid-007: V4L2 output device registered as video32 [ 11.892254][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.902129][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.911974][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.919501][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.927140][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.935146][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.943340][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.951771][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.960407][ T1] vivid-008: using single planar format API [ 11.979601][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.987895][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.995547][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 12.003804][ T1] vivid-008: V4L2 output device registered as video36 [ 12.011123][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 12.021044][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 12.030857][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 12.038396][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 12.046072][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 12.053972][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 12.062194][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 12.070344][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 12.079456][ T1] vivid-009: using multiplanar format API [ 12.098173][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 12.106386][ T1] vivid-009: V4L2 capture device registered as video39 [ 12.114012][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 12.121961][ T1] vivid-009: V4L2 output device registered as video40 [ 12.129719][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 12.139536][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 12.150040][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 12.157742][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 12.165292][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 12.173054][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 12.181284][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 12.189448][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 12.198536][ T1] vivid-010: using single planar format API [ 12.217566][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 12.225423][ T1] vivid-010: V4L2 capture device registered as video43 [ 12.233364][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 12.241438][ T1] vivid-010: V4L2 output device registered as video44 [ 12.248845][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 12.258669][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 12.268454][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 12.274212][ T165] floppy0: no floppy controllers found [ 12.282139][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 12.290128][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 12.298441][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 12.306712][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 12.314848][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 12.324193][ T1] vivid-011: using multiplanar format API [ 12.343243][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 12.351136][ T1] vivid-011: V4L2 capture device registered as video47 [ 12.358649][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 12.366525][ T1] vivid-011: V4L2 output device registered as video48 [ 12.373958][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 12.383912][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 12.393768][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 12.401355][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 12.408948][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 12.416761][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 12.425044][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 12.433185][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 12.441652][ T1] vivid-012: using single planar format API [ 12.461569][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 12.469665][ T1] vivid-012: V4L2 capture device registered as video51 [ 12.477236][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 12.485171][ T1] vivid-012: V4L2 output device registered as video52 [ 12.492517][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.502371][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.512185][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.520117][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.527817][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.535657][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.544333][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.552530][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.561144][ T1] vivid-013: using multiplanar format API [ 12.580546][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 12.588540][ T1] vivid-013: V4L2 capture device registered as video55 [ 12.596458][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 12.604524][ T1] vivid-013: V4L2 output device registered as video56 [ 12.611968][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 12.622062][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.631841][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.639624][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.647525][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 12.655418][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.664172][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.672514][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.680926][ T1] vivid-014: using single planar format API [ 12.699769][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.707889][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.715590][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.723726][ T1] vivid-014: V4L2 output device registered as video60 [ 12.731127][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.741138][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.751088][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.759149][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.766726][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.774781][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.783098][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.791335][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.799678][ T1] vivid-015: using multiplanar format API [ 12.818723][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.828277][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.835961][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.844241][ T1] vivid-015: V4L2 output device registered as video64 [ 12.851665][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.861541][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.871450][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.879273][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.886901][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.894779][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.903184][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.911451][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.921786][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.930601][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.939798][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.949004][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.959058][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.965822][ T1] iTCO_vendor_support: vendor-support=0 [ 12.973598][ T1] device-mapper: uevent: version 1.0.3 [ 12.980320][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.991770][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.999243][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 13.006783][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 13.014637][ T1] device-mapper: raid: Loading target version 1.15.1 [ 13.022214][ T1] Bluetooth: HCI UART driver ver 2.3 [ 13.027582][ T1] Bluetooth: HCI UART protocol H4 registered [ 13.033989][ T1] Bluetooth: HCI UART protocol BCSP registered [ 13.040294][ T1] Bluetooth: HCI UART protocol LL registered [ 13.046724][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 13.054043][ T1] Bluetooth: HCI UART protocol QCA registered [ 13.060103][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 13.066527][ T1] Bluetooth: HCI UART protocol Marvell registered [ 13.073268][ T1] usbcore: registered new interface driver bfusb [ 13.080111][ T1] usbcore: registered new interface driver btusb [ 13.087549][ T1] CAPI 2.0 started up with major 68 (middleware) [ 13.093947][ T1] Modular ISDN core version 1.1.29 [ 13.099859][ T1] NET: Registered protocol family 34 [ 13.105208][ T1] DSP module 2.0 [ 13.108746][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 13.127481][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 13.134172][ T1] 0 virtual devices registered [ 13.138928][ T1] intel_pstate: CPU model not supported [ 13.147768][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 13.156388][ T1] usnic_verbs:usnic_uiom_init:563: [ 13.156392][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 13.172000][ T1] usnic_verbs:usnic_ib_init:667: [ 13.172004][ T1] Unable to initialize umem with err -1 [ 13.184107][ T1] iscsi: registered transport (iser) [ 13.190338][ T1] SoftiWARP attached [ 13.194463][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.206274][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.217702][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.238619][ T1] hid: raw HID events driver (C) Jiri Kosina [ 13.270977][ T1] usbcore: registered new interface driver usbhid [ 13.282562][ T1] usbhid: USB HID core driver [ 13.289971][ T1] ashmem: initialized [ 13.427010][ T1] usbcore: registered new interface driver snd-usb-audio [ 13.434933][ T1] drop_monitor: Initializing network drop monitor service [ 13.442489][ T1] NET: Registered protocol family 26 [ 13.447975][ T1] GACT probability on [ 13.452160][ T1] Mirror/redirect action on [ 13.456960][ T1] Simple TC action Loaded [ 13.463795][ T1] netem: version 1.3 [ 13.467920][ T1] u32 classifier [ 13.471447][ T1] Performance counters on [ 13.476206][ T1] input device check on [ 13.480787][ T1] Actions configured [ 13.487072][ T1] nf_conntrack_irc: failed to register helpers [ 13.493353][ T1] nf_conntrack_sane: failed to register helpers [ 13.539007][ T1] nf_conntrack_sip: failed to register helpers [ 13.550085][ T1] xt_time: kernel timezone is -0000 [ 13.555712][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 13.563945][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 13.573364][ T1] IPVS: ipvs loaded. [ 13.577384][ T1] IPVS: [rr] scheduler registered. [ 13.582489][ T1] IPVS: [wrr] scheduler registered. [ 13.587731][ T1] IPVS: [lc] scheduler registered. [ 13.592863][ T1] IPVS: [wlc] scheduler registered. [ 13.598152][ T1] IPVS: [fo] scheduler registered. [ 13.603237][ T1] IPVS: [ovf] scheduler registered. [ 13.608492][ T1] IPVS: [lblc] scheduler registered. [ 13.613844][ T1] IPVS: [lblcr] scheduler registered. [ 13.619189][ T1] IPVS: [dh] scheduler registered. [ 13.624310][ T1] IPVS: [sh] scheduler registered. [ 13.629550][ T1] IPVS: [mh] scheduler registered. [ 13.634697][ T1] IPVS: [sed] scheduler registered. [ 13.639876][ T1] IPVS: [nq] scheduler registered. [ 13.645172][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 13.651098][ T1] IPVS: [sip] pe registered. [ 13.655858][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 13.664941][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.670828][ T1] ip_gre: GRE over IPv4 tunneling driver [ 13.682930][ T1] IPv4 over IPsec tunneling driver [ 13.692190][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 13.700175][ T1] Initializing XFRM netlink socket [ 13.705443][ T1] IPsec XFRM device driver [ 13.710918][ T1] NET: Registered protocol family 10 [ 13.716581][ T1] [ 13.718891][ T1] ============================= [ 13.723804][ T1] WARNING: suspicious RCU usage [ 13.728651][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 13.735171][ T1] ----------------------------- [ 13.739996][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 13.747831][ T1] [ 13.747831][ T1] other info that might help us debug this: [ 13.747831][ T1] [ 13.758076][ T1] [ 13.758076][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 13.766148][ T1] 1 lock held by swapper/0/1: [ 13.770804][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 13.780998][ T1] [ 13.780998][ T1] stack backtrace: [ 13.787221][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 13.796309][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.796878][ T1] Call Trace: [ 13.796878][ T1] dump_stack+0x18f/0x20d [ 13.796878][ T1] ip6mr_get_table+0x153/0x180 [ 13.796878][ T1] ip6mr_new_table+0x1b/0x70 [ 13.796878][ T1] ip6mr_net_init+0x133/0x3f0 [ 13.796878][ T1] ? ip6mr_net_exit+0x100/0x100 [ 13.796878][ T1] ops_init+0xaf/0x420 [ 13.796878][ T1] register_pernet_operations+0x346/0x840 [ 13.796878][ T1] ? setup_net+0x860/0x860 [ 13.796878][ T1] ? down_write_killable+0x170/0x170 [ 13.796878][ T1] ? cpus_read_unlock+0xa4/0x140 [ 13.796878][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 13.796878][ T1] ? unix_diag_init+0x11/0x11 [ 13.796878][ T1] register_pernet_subsys+0x25/0x40 [ 13.796878][ T1] ip6_mr_init+0x49/0x152 [ 13.796878][ T1] inet6_init+0x1d7/0x6dc [ 13.796878][ T1] do_one_initcall+0x10a/0x7d0 [ 13.796878][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 13.796878][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 13.796878][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 13.796878][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 13.796878][ T1] kernel_init_freeable+0x501/0x5ae [ 13.796878][ T1] ? rest_init+0x365/0x365 [ 13.796878][ T1] kernel_init+0xd/0x1bb [ 13.796878][ T1] ret_from_fork+0x24/0x30 [ 13.939152][ T1] Segment Routing with IPv6 [ 13.945238][ T1] mip6: Mobile IPv6 [ 13.952862][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.965009][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.973171][ T1] NET: Registered protocol family 17 [ 13.978739][ T1] NET: Registered protocol family 15 [ 13.984847][ T1] Bridge firewalling registered [ 13.990914][ T1] NET: Registered protocol family 9 [ 13.996397][ T1] X25: Linux Version 0.2 [ 14.031160][ T1] NET: Registered protocol family 6 [ 14.068799][ T1] NET: Registered protocol family 11 [ 14.074482][ T1] NET: Registered protocol family 3 [ 14.079704][ T1] can: controller area network core (rev 20170425 abi 9) [ 14.087171][ T1] NET: Registered protocol family 29 [ 14.092459][ T1] can: raw protocol (rev 20170425) [ 14.097652][ T1] can: broadcast manager protocol (rev 20170425 t) [ 14.104202][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 14.110710][ T1] can: SAE J1939 [ 14.114765][ T1] Bluetooth: RFCOMM TTY layer initialized [ 14.120742][ T1] Bluetooth: RFCOMM socket layer initialized [ 14.128910][ T1] Bluetooth: RFCOMM ver 1.11 [ 14.133575][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 14.139712][ T1] Bluetooth: BNEP filters: protocol multicast [ 14.145920][ T1] Bluetooth: BNEP socket layer initialized [ 14.151715][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 14.157585][ T1] Bluetooth: CMTP socket layer initialized [ 14.163377][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 14.170759][ T1] Bluetooth: HIDP socket layer initialized [ 14.176997][ T1] RPC: Registered rdma transport module. [ 14.182876][ T1] RPC: Registered rdma backchannel transport module. [ 14.192120][ T1] NET: Registered protocol family 33 [ 14.197542][ T1] Key type rxrpc registered [ 14.202020][ T1] Key type rxrpc_s registered [ 14.207652][ T1] NET: Registered protocol family 41 [ 14.213610][ T1] lec:lane_module_init: lec.c: initialized [ 14.219423][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 14.225517][ T1] l2tp_core: L2TP core driver, V2.0 [ 14.230776][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 14.236467][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 14.243089][ T1] l2tp_netlink: L2TP netlink interface [ 14.248723][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 14.255812][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 14.263406][ T1] NET: Registered protocol family 35 [ 14.269252][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 14.285463][ T1] DCCP: Activated CCID 2 (TCP-like) [ 14.290901][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 14.298810][ T1] sctp: Hash tables configured (bind 32/56) [ 14.306303][ T1] NET: Registered protocol family 21 [ 14.312501][ T1] Registered RDS/infiniband transport [ 14.318875][ T1] Registered RDS/tcp transport [ 14.323686][ T1] tipc: Activated (version 2.0.0) [ 14.329148][ T1] NET: Registered protocol family 30 [ 14.335350][ T1] tipc: Started in single node mode [ 14.341069][ T1] NET: Registered protocol family 43 [ 14.346687][ T1] 9pnet: Installing 9P2000 support [ 14.352320][ T1] NET: Registered protocol family 37 [ 14.361654][ T1] NET: Registered protocol family 36 [ 14.367560][ T1] Key type dns_resolver registered [ 14.372698][ T1] Key type ceph registered [ 14.377882][ T1] libceph: loaded (mon/osd proto 15/24) [ 14.385845][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 14.394809][ T1] openvswitch: Open vSwitch switching datapath [ 14.403385][ T1] NET: Registered protocol family 40 [ 14.409113][ T1] mpls_gso: MPLS GSO support [ 14.419900][ T1] IPI shorthand broadcast: enabled [ 14.425314][ T1] AVX2 version of gcm_enc/dec engaged. [ 14.430778][ T1] AES CTR mode by8 optimization enabled [ 14.441503][ T1] sched_clock: Marking stable (14402264342, 39198912)->(14446350153, -4886899) [ 14.452153][ T1] registered taskstats version 1 [ 14.457146][ T1] Loading compiled-in X.509 certificates [ 14.467933][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 14.479632][ T1] zswap: loaded using pool lzo/zbud [ 14.485969][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 14.495751][ T1] Key type ._fscrypt registered [ 14.500601][ T1] Key type .fscrypt registered [ 14.506228][ T1] Key type fscrypt-provisioning registered [ 14.514388][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 14.521208][ T1] FS-Cache: Netfs 'afs' registered for caching [ 14.535809][ T1] Btrfs loaded, crc32c=crc32c-intel [ 14.545589][ T1] Key type big_key registered [ 14.552288][ T1] Key type encrypted registered [ 14.557302][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 14.563905][ T1] ima: No TPM chip found, activating TPM-bypass! [ 14.570282][ T1] ima: Allocated hash algorithm: sha256 [ 14.576050][ T1] ima: No architecture policies found [ 14.581601][ T1] evm: Initialising EVM extended attributes: [ 14.587989][ T1] evm: security.selinux [ 14.592207][ T1] evm: security.SMACK64 [ 14.596382][ T1] evm: security.SMACK64EXEC [ 14.600874][ T1] evm: security.SMACK64TRANSMUTE [ 14.605831][ T1] evm: security.SMACK64MMAP [ 14.610323][ T1] evm: security.apparmor [ 14.614572][ T1] evm: security.ima [ 14.618549][ T1] evm: security.capability [ 14.622937][ T1] evm: HMAC attrs: 0x1 [ 14.628603][ T1] PM: Magic number: 4:854:351 [ 14.637515][ T1] printk: console [netcon0] enabled [ 14.642715][ T1] netconsole: network logging started [ 14.651503][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 14.660083][ T1] rdma_rxe: loaded [ 14.664280][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 14.675183][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 14.683770][ T1] ALSA device list: [ 14.684038][ T2602] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 14.687592][ T1] #0: Dummy 1 [ 14.687604][ T1] #1: Loopback 1 [ 14.687611][ T1] #2: Virtual MIDI Card 1 [ 14.697277][ T2602] cfg80211: failed to load regulatory.db [ 14.718170][ T1] md: Waiting for all devices to be available before autodetect [ 14.725952][ T1] md: If you don't use raid, use raid=noautodetect [ 14.737407][ T1] md: Autodetecting RAID arrays. [ 14.742609][ T1] md: autorun ... [ 14.746287][ T1] md: ... autorun DONE. [ 14.773391][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 14.781897][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 14.841234][ T1] devtmpfs: mounted [ 14.852151][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 14.858992][ T1] Kernel memory protection disabled. [ 14.904299][ T1] Run /sbin/init as init process [ 15.639264][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.655882][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.663765][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.738109][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 15.759862][ T1] systemd[1]: Detected virtualization kvm. [ 15.765820][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.805846][ T1] systemd[1]: Set hostname to . [ 16.146431][ T3883] selinux-autorel (3883) used greatest stack depth: 24848 bytes left [ 16.207949][ T3893] systemd-fstab-generator[3893]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.225203][ T3893] systemd-fstab-generator[3893]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.242013][ T3893] systemd-fstab-generator[3893]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.262298][ T3893] systemd-fstab-g (3893) used greatest stack depth: 23720 bytes left [ 16.333350][ T3882] systemd[3882]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 16.659792][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 16.696439][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 16.735232][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 16.775246][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 16.815024][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on udev Control Socket. [ OK ] Reached target Remote File Systems. [ 16.948772][ T1] [ 16.951351][ T1] ============================= [ 16.956276][ T1] WARNING: suspicious RCU usage [ 16.961114][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 16.967684][ T1] ----------------------------- [ 16.972511][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.982415][ T1] [ 16.982415][ T1] other info that might help us debug this: [ 16.982415][ T1] [ 16.994063][ T1] [ 16.994063][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 17.002120][ T1] 2 locks held by systemd/1: [ 17.006799][ T1] #0: ffff888098d1a450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 17.016066][ T1] #1: ffff8880964ae1d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 17.026068][ T1] [ 17.026068][ T1] stack backtrace: [ 17.031941][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 17.040932][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.051224][ T1] Call Trace: [ 17.054497][ T1] dump_stack+0x18f/0x20d [ 17.058825][ T1] evm_protected_xattr+0x1c2/0x210 [ 17.063954][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 17.069392][ T1] evm_inode_setxattr+0xc4/0xf0 [ 17.074220][ T1] security_inode_setxattr+0x18f/0x200 [ 17.079682][ T1] vfs_setxattr+0xa7/0xf0 [ 17.084002][ T1] setxattr+0x23d/0x330 [ 17.088211][ T1] ? vfs_setxattr+0xf0/0xf0 [ 17.092816][ T1] ? lock_acquire+0x1f4/0x940 [ 17.097505][ T1] ? mnt_want_write+0x3a/0xb0 [ 17.102187][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 17.107543][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 17.112911][ T1] ? preempt_count_add+0x74/0x140 [ 17.117918][ T1] ? preempt_count_add+0x74/0x140 [ 17.122918][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 17.127925][ T1] path_setxattr+0x170/0x190 [ 17.132493][ T1] ? setxattr+0x330/0x330 [ 17.136812][ T1] ? task_work_run+0x160/0x1b0 [ 17.141557][ T1] __x64_sys_setxattr+0xc0/0x160 [ 17.146473][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 17.151747][ T1] do_syscall_64+0xf6/0x7d0 [ 17.156231][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 17.162099][ T1] RIP: 0033:0x7f668ea9267a [ 17.166510][ 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 [ 17.186088][ T1] RSP: 002b:00007ffd16dd0048 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 17.194474][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f668ea9267a [ 17.202447][ T1] RDX: 00007ffd16dd00c0 RSI: 000055790ef2af9b RDI: 000055790f38a5c0 [ 17.210410][ T1] RBP: 000055790ef2af9b R08: 0000000000000000 R09: 0000000000000030 [ 17.218382][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffd16dd00c0 [ 17.226461][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055790f36d1d0 [ OK ] Created slice System Slice. Mounting Huge Pages File System... [ OK ] Reached target Slices. [ OK ] Created slice system-serial\x2dgetty.slice. Mounting /sys/kernel/config... Mounting /sys/kernel/debug... Mounting POSIX Message Queue File System... [ OK ] Listening on udev Kernel Socket. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Reached target Swap. [ OK ] Listening on Journal Socket. Starting Load Kernel Modules... Starting Remount Root and Kernel File Systems... Starting Create Static Device Nodes in /dev... [ OK ] Reached target Sockets. [ 17.884600][ T3906] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ 18.019550][ T3905] systemd-tmpfile (3905) used greatest stack depth: 23048 bytes left Starting Journal Service... [ OK ] Reached target Paths. [ OK ] Created slice system-getty.slice. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... [ OK ] Reached target Local File Systems (Pre). Starting Load/Save Random Seed... Starting udev Coldplug all Devices... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 20.130288][ T3914] systemd-journald[3914]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 20.652761][ T1] [ 20.655383][ T1] ============================= [ 20.664846][ T1] WARNING: suspicious RCU usage [ 20.669726][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 20.683280][ T1] ----------------------------- [ 20.697762][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 20.706894][ T1] [ 20.706894][ T1] other info that might help us debug this: [ 20.706894][ T1] [ 20.717712][ T1] [ 20.717712][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.726667][ T1] 4 locks held by systemd/1: [ 20.731270][ T1] #0: ffff888098896450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 20.753305][ T1] #1: ffff8880a8806088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.778892][ T1] #2: ffff8880a8e64e88 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.789424][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.813214][ T1] [ 20.813214][ T1] stack backtrace: [ 20.819633][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 20.828585][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.838764][ T1] Call Trace: [ 20.842081][ T1] dump_stack+0x18f/0x20d [ 20.846434][ T1] match_exception_partial+0x2ee/0x340 [ 20.851994][ T1] verify_new_ex+0x176/0x3a0 [ 20.856599][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.862070][ T1] ? lock_acquire+0x1f4/0x940 [ 20.866764][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.871807][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.877026][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.881797][ T1] ? lock_downgrade+0x840/0x840 [ 20.886664][ T1] cgroup_file_write+0x20d/0x710 [ 20.891613][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.896825][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.902121][ T1] ? __might_fault+0x190/0x1d0 [ 20.906908][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.912203][ T1] kernfs_fop_write+0x268/0x490 [ 20.917073][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.922028][ T1] __vfs_write+0x76/0x100 [ 20.926372][ T1] vfs_write+0x268/0x5d0 [ 20.930631][ T1] ksys_write+0x12d/0x250 [ 20.934969][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.939743][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.945924][ T1] do_syscall_64+0xf6/0x7d0 [ 20.950448][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.956355][ T1] RIP: 0033:0x7f668ea86970 [ 20.960785][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 20.980397][ T1] RSP: 002b:00007ffd16dcfc08 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.988817][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f668ea86970 [ 20.996803][ T1] RDX: 000000000000000a RSI: 000055790f383a60 RDI: 0000000000000027 [ 21.004783][ T1] RBP: 000055790f383a60 R08: 000055790f3ae060 R09: 00007f66904bc500 [ 21.012763][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 21.020744][ T1] R13: 0000000000000001 R14: 000055790f3adf80 R15: 000000000000000a Starting Network Time Synchronization... [ 21.120530][ T3960] [ 21.123014][ T3960] ============================= [ 21.143748][ T3960] WARNING: suspicious RCU usage [ 21.148732][ T3960] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 21.157149][ T3960] ----------------------------- [ 21.162016][ T3960] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! Starting Update UTMP about System Boot/Shutdown... [ 21.203603][ T3960] [ 21.203603][ T3960] other info that might help us debug this: [ 21.203603][ T3960] [ 21.219008][ T3960] [ 21.219008][ T3960] rcu_scheduler_active = 2, debug_locks = 1 [ 21.228400][ T3960] 1 lock held by ip/3960: [ 21.233223][ T3960] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 21.263606][ T3960] [ 21.263606][ T3960] stack backtrace: [ 21.269557][ T3960] CPU: 0 PID: 3960 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 21.278436][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.288528][ T3960] Call Trace: [ 21.291837][ T3960] dump_stack+0x18f/0x20d [ 21.296189][ T3960] bpq_device_event+0x609/0x75a [ 21.301051][ T3960] notifier_call_chain+0xc0/0x230 [ 21.306205][ T3960] call_netdevice_notifiers_info+0xb5/0x130 [ 21.312113][ T3960] __dev_notify_flags+0x121/0x2c0 [ 21.317328][ T3960] ? dev_change_name+0x700/0x700 [ 21.322281][ T3960] ? dev_set_allmulti+0x30/0x30 [ 21.327165][ T3960] ? print_usage_bug+0x240/0x240 [ 21.332124][ T3960] dev_change_flags+0x100/0x160 [ 21.336995][ T3960] do_setlink+0xa1c/0x35d0 [ 21.341424][ T3960] ? mark_lock+0x129/0x1390 [ 21.345939][ T3960] ? rtnl_getlink+0xab0/0xab0 [ 21.350627][ T3960] ? print_usage_bug+0x240/0x240 [ 21.355574][ T3960] ? mark_lock+0x129/0x1390 [ 21.360096][ T3960] ? mark_lock+0x129/0x1390 [ 21.364622][ T3960] ? memset+0x20/0x40 [ 21.368625][ T3960] ? __nla_validate_parse+0x2dc/0x1c70 [ 21.374112][ T3960] ? nla_get_range_signed+0x520/0x520 [ 21.379520][ T3960] ? mark_held_locks+0xe0/0xe0 [ 21.384553][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 21.389329][ T3960] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.395939][ T3960] __rtnl_newlink+0xad0/0x1590 [ 21.400729][ T3960] ? rtnl_link_unregister+0x240/0x240 [ 21.406150][ T3960] ? is_bpf_text_address+0xcb/0x160 [ 21.411364][ T3960] ? kernel_text_address+0x6e/0xe0 [ 21.416488][ T3960] ? __kernel_text_address+0x9/0x30 [ 21.421701][ T3960] ? unwind_get_return_address+0x5a/0xa0 [ 21.427344][ T3960] ? profile_setup.cold+0xc1/0xc1 [ 21.432375][ T3960] ? arch_stack_walk+0x97/0xf0 [ 21.437161][ T3960] ? stack_trace_save+0x8c/0xc0 [ 21.442020][ T3960] ? stack_trace_consume_entry+0x160/0x160 [ 21.447885][ T3960] ? rtnl_newlink+0x46/0xa0 [ 21.452402][ T3960] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.457963][ T3960] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.463957][ T3960] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.469819][ T3960] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.475387][ T3960] rtnl_newlink+0x64/0xa0 [ 21.479729][ T3960] ? __rtnl_newlink+0x1590/0x1590 [ 21.484793][ T3960] rtnetlink_rcv_msg+0x44e/0xad0 [ 21.489744][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.495043][ T3960] ? lock_acquire+0x1f4/0x940 [ 21.499735][ T3960] ? netlink_deliver_tap+0x146/0xcc0 [ 21.505043][ T3960] netlink_rcv_skb+0x15a/0x430 [ 21.509848][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.515150][ T3960] ? netlink_ack+0xa60/0xa60 [ 21.519755][ T3960] ? netlink_deliver_tap+0x236/0xcc0 [ 21.525058][ T3960] netlink_unicast+0x537/0x740 [ 21.530727][ T3960] ? netlink_attachskb+0x810/0x810 [ 21.535824][ T3960] ? _copy_from_iter_full+0x25c/0x870 [ 21.541179][ T3960] ? __phys_addr_symbol+0x2c/0x70 [ 21.546189][ T3960] ? __check_object_size+0x171/0x437 [ 21.551480][ T3960] netlink_sendmsg+0x882/0xe10 [ 21.556230][ T3960] ? aa_af_perm+0x260/0x260 [ 21.560745][ T3960] ? netlink_unicast+0x740/0x740 [ 21.565781][ T3960] ? netlink_unicast+0x740/0x740 [ 21.570715][ T3960] sock_sendmsg+0xcf/0x120 [ 21.575115][ T3960] ____sys_sendmsg+0x6bf/0x7e0 [ 21.579861][ T3960] ? mark_held_locks+0xe0/0xe0 [ 21.584605][ T3960] ? kernel_sendmsg+0x50/0x50 [ 21.589462][ T3960] ? find_held_lock+0x2d/0x110 [ 21.594208][ T3960] ? mark_lock+0x129/0x1390 [ 21.598732][ T3960] ___sys_sendmsg+0x100/0x170 [ 21.603404][ T3960] ? sendmsg_copy_msghdr+0x70/0x70 [ 21.608515][ T3960] ? migration_entry_to_page+0x310/0x310 [ 21.614138][ T3960] ? do_raw_spin_unlock+0x171/0x260 [ 21.619326][ T3960] ? find_held_lock+0x2d/0x110 [ 21.624084][ T3960] ? do_page_fault+0x59e/0x13da [ 21.628935][ T3960] ? vm_insert_pages+0x6a0/0x6a0 [ 21.633947][ T3960] ? lock_downgrade+0x840/0x840 [ 21.638789][ T3960] ? __fget_light+0x1ab/0x270 [ 21.643452][ T3960] __sys_sendmsg+0xec/0x1b0 [ 21.648030][ T3960] ? __sys_sendmsg_sock+0xb0/0xb0 [ 21.653036][ T3960] ? down_read_nested+0x430/0x430 [ 21.658060][ T3960] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.664372][ T3960] ? do_syscall_64+0x21/0x7d0 [ 21.669051][ T3960] do_syscall_64+0xf6/0x7d0 [ 21.673540][ T3960] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.679416][ T3960] RIP: 0033:0x7fd21a185dc7 [ 21.683833][ T3960] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 21.703419][ T3960] RSP: 002b:00007fff8f5b5148 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 21.711829][ T3960] RAX: ffffffffffffffda RBX: 000000005eae0002 RCX: 00007fd21a185dc7 [ 21.719782][ T3960] RDX: 0000000000000000 RSI: 00007fff8f5b5190 RDI: 0000000000000003 [ 21.727748][ T3960] RBP: 00007fff8f5b5190 R08: 0000000000001000 R09: fefefeff77686d74 [ 21.735811][ T3960] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff8f5b51d0 [ 21.743877][ T3960] R13: 000056246361a3c0 R14: 00007fff8f5bd250 R15: 0000000000000000 [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 22.638889][ C1] random: crng init done [ 22.643208][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ 25.679973][ T3955] dhclient (3955) used greatest stack depth: 22752 bytes left [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for dev-ttyS0.device (21s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Reached target Basic System. Starting OpenBSD Secure Shell server... [ OK ] Started Regular background program processing daemon. Starting System Logging Service... Starting Permit User Sessions... Starting getty on tty2-tty6 if dbus and logind are not available... Starting Load/Save RF Kill Switch Status... [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. [ 53.679092][ T6818] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 53.691091][ T6818] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 53.699671][ T6818] CPU: 1 PID: 6818 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 53.708599][ T6818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.718908][ T6818] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 53.724987][ T6818] 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 [ 53.744708][ T6818] RSP: 0018:ffffc90005127450 EFLAGS: 00010206 [ 53.751244][ T6818] RAX: dffffc0000000000 RBX: ffff8880992d0000 RCX: ffffffff8363b42a [ 53.759356][ T6818] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 53.767688][ T6818] RBP: 1ffff92000a24e8b R08: ffff888094298200 R09: fffffbfff1559872 [ 53.775663][ T6818] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff888098176fea [ 53.783646][ T6818] R13: ffff888098176000 R14: 0000000000001aa2 R15: 0000000000000000 [ 53.791614][ T6818] FS: 00007f14106e28c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 53.800653][ T6818] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.807230][ T6818] CR2: 000055bc041558f5 CR3: 000000009c805000 CR4: 00000000001406e0 [ 53.815889][ T6818] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.825089][ T6818] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.833039][ T6818] Call Trace: [ 53.836328][ T6818] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 53.841687][ T6818] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 53.847466][ T6818] ? __kmalloc+0x62f/0x7a0 [ 53.851922][ T6818] ? tomoyo_realpath_from_path+0xc2/0x620 [ 53.857644][ T6818] ? lock_release+0x800/0x800 [ 53.862326][ T6818] ? __lock_acquire+0x2018/0x3f20 [ 53.867336][ T6818] tomoyo_realpath_from_path+0x393/0x620 [ 53.872991][ T6818] tomoyo_path_number_perm+0x1c2/0x4d0 [ 53.880191][ T6818] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 53.885990][ T6818] ? tomoyo_execute_permission+0x470/0x470 [ 53.891795][ T6818] ? d_alloc_parallel+0x785/0x1b10 [ 53.897675][ T6818] ? d_alloc_parallel+0x9ea/0x1b10 [ 53.902782][ T6818] ? rcu_read_lock_held_common+0x130/0x130 [ 53.908584][ T6818] ? print_usage_bug+0x240/0x240 [ 53.913699][ T6818] tomoyo_path_mknod+0x10d/0x190 [ 53.918630][ T6818] ? tomoyo_path_chown+0x1b0/0x1b0 [ 53.923721][ T6818] ? mark_held_locks+0x9f/0xe0 [ 53.928481][ T6818] ? d_lookup+0xec/0x250 [ 53.932747][ T6818] security_path_mknod+0x116/0x180 [ 53.937866][ T6818] lookup_open+0x5ae/0x1320 [ 53.942443][ T6818] ? page_put_link+0x210/0x210 [ 53.947217][ T6818] ? preempt_count_add+0x74/0x140 [ 53.952233][ T6818] ? __mnt_want_write+0x1da/0x2c0 [ 53.957261][ T6818] path_openat+0x93c/0x27f0 [ 53.963569][ T6818] ? path_lookupat.isra.0+0x530/0x530 [ 53.969036][ T6818] ? up_read+0x1a8/0x750 [ 53.973295][ T6818] ? mark_held_locks+0xe0/0xe0 [ 53.978263][ T6818] ? down_read_nested+0x430/0x430 [ 53.983295][ T6818] do_filp_open+0x192/0x260 [ 53.987971][ T6818] ? may_open_dev+0xf0/0xf0 [ 53.992475][ T6818] ? simple_attr_release+0x40/0x40 [ 53.997587][ T6818] ? _raw_spin_unlock+0x24/0x40 [ 54.002418][ T6818] ? __alloc_fd+0x46d/0x600 [ 54.006906][ T6818] do_sys_openat2+0x585/0x7d0 [ 54.011649][ T6818] ? file_open_root+0x400/0x400 [ 54.016517][ T6818] ? up_read+0x1a8/0x750 [ 54.020768][ T6818] do_sys_open+0xc3/0x140 [ 54.025077][ T6818] ? filp_open+0x70/0x70 [ 54.029312][ T6818] ? handle_mm_fault+0x29e/0x660 [ 54.034231][ T6818] ? trace_hardirqs_off_caller+0x55/0x230 [ 54.039927][ T6818] do_syscall_64+0xf6/0x7d0 [ 54.044430][ T6818] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 54.050313][ T6818] RIP: 0033:0x7f140e84b6f0 [ 54.054723][ T6818] 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 [ 54.074332][ T6818] RSP: 002b:00007fff20293838 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 54.082714][ T6818] RAX: ffffffffffffffda RBX: 000055bc0584f970 RCX: 00007f140e84b6f0 [ 54.090793][ T6818] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055bc041558f5 [ 54.098746][ T6818] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 54.106718][ T6818] R10: 0000000000000240 R11: 0000000000000246 R12: 000055bc0412651e [ 54.114749][ T6818] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 54.122850][ T6818] Modules linked in: Debian GNU/Linux 9 syzkaller ttyS0 [ 54.140990][ T6818] ---[ end trace e8a82b814c33b8e3 ]--- [ 54.146514][ T6818] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 54.152573][ T6818] 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 [ 54.173005][ T6818] RSP: 0018:ffffc90005127450 EFLAGS: 00010206 [ 54.179546][ T6818] RAX: dffffc0000000000 RBX: ffff8880992d0000 RCX: ffffffff8363b42a syzkaller[ 54.188802][ T6818] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 login: [ 54.197369][ T6818] RBP: 1ffff92000a24e8b R08: ffff888094298200 R09: fffffbfff1559872 [ 54.205979][ T6818] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff888098176fea [ 54.214380][ T6818] R13: ffff888098176000 R14: 0000000000001aa2 R15: 0000000000000000 [ 54.222342][ T6818] FS: 00007f14106e28c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 54.235425][ T6818] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.242082][ T6818] CR2: 00007fd3db379000 CR3: 000000009c805000 CR4: 00000000001406e0 [ 54.251078][ T6818] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.259494][ T6818] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.267865][ T6818] Kernel panic - not syncing: Fatal exception [ 54.275485][ T6818] Kernel Offset: disabled [ 54.279811][ T6818] Rebooting in 86400 seconds..