[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200501-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr be43001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3621616054 cycles [ 0.000882][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003208][ T0] tsc: Detected 2300.000 MHz processor [ 0.005721][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.006754][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.007788][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.014697][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.016107][ T0] check: Scanning 1 areas for low memory corruption [ 0.017133][ T0] Using GB pages for direct mapping [ 0.020438][ T0] ACPI: Early table checksum verification disabled [ 0.021530][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.022422][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.023702][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.024982][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.026255][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.027280][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028059][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.029395][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.030680][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.031925][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.033535][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.034246][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.034946][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.035826][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.036743][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.037666][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.039405][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.040901][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.042114][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.043776][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.045429][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.097484][ T0] Zone ranges: [ 0.098214][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.099351][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.100376][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.101315][ T0] Device empty [ 0.101923][ T0] Movable zone start for each node [ 0.102674][ T0] Early memory node ranges [ 0.103288][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.104379][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.105381][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.106363][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.107306][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.107312][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.137832][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.581274][ T0] kasan: KernelAddressSanitizer initialized [ 0.582761][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.583480][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.584782][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.585935][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.589059][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.590050][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.591078][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.592214][ T0] Using ACPI (MADT) for SMP configuration information [ 0.593138][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.594336][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.595440][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.596527][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.597630][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.598728][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.599804][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.601009][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.602212][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.603331][ T0] Booting paravirtualized kernel on KVM [ 0.604132][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.659464][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.661841][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.663201][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.664456][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.665504][ T0] Policy zone: Normal [ 0.666045][ 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 [ 0.677403][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.445513][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.453539][ T0] Running RCU self tests [ 1.454386][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.455245][ T0] rcu: RCU lockdep checking is enabled. [ 1.456023][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.457030][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.457961][ T0] Trampoline variant of Tasks RCU enabled. [ 1.458725][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.459979][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.468674][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.470383][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.474541][ T0] Console: colour VGA+ 80x25 [ 1.479322][ T0] printk: console [ttyS0] enabled [ 1.479322][ T0] printk: console [ttyS0] enabled [ 1.480725][ T0] printk: bootconsole [earlyser0] disabled [ 1.480725][ T0] printk: bootconsole [earlyser0] disabled [ 1.482235][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.483385][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.484069][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.484796][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.485561][ T0] ... CLASSHASH_SIZE: 4096 [ 1.486300][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.487007][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.487741][ T0] ... CHAINHASH_SIZE: 32768 [ 1.488448][ T0] memory used by lock dependency info: 6301 kB [ 1.489299][ T0] memory used for stack traces: 4224 kB [ 1.490050][ T0] per task-struct memory footprint: 1920 bytes [ 1.491214][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.492974][ T0] ACPI: Core revision 20200326 [ 1.495735][ T0] APIC: Switch to symmetric I/O mode setup [ 1.497202][ T0] x2apic enabled [ 1.498880][ T0] Switched APIC routing to physical x2apic. [ 1.503178][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.504314][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.506174][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.507450][ T0] pid_max: default: 32768 minimum: 301 [ 1.509526][ T0] LSM: Security Framework initializing [ 1.510364][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.511713][ T0] Yama: becoming mindful. [ 1.512562][ T0] TOMOYO Linux initialized [ 1.514459][ T0] AppArmor: AppArmor initialized [ 1.522921][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.529893][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.531648][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.533018][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.538985][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.540030][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.541155][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.542489][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.542523][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.545454][ T0] MDS: Mitigation: Clear CPU buffers [ 1.546967][ T0] Freeing SMP alternatives memory: 96K [ 1.670208][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.673402][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.675302][ T1] rcu: Hierarchical SRCU implementation. [ 1.676163][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.676163][ T1] smp: Bringing up secondary CPUs ... [ 1.680864][ T1] x86: Booting SMP configuration: [ 1.681643][ T1] .... node #0, CPUs: #1 [ 0.035934][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.684318][ 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. [ 1.686374][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.687111][ T1] smpboot: Max logical packages: 1 [ 1.687826][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.691020][ T1] devtmpfs: initialized [ 1.691020][ T1] x86/mm: Memory block size: 128MB [ 1.720272][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.720272][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.720272][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.727386][ T1] xor: automatically using best checksumming function avx [ 1.729430][ T1] PM: RTC time: 11:16:38, date: 2020-05-02 [ 1.730549][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.730554][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.734144][ T1] NET: Registered protocol family 16 [ 1.740983][ T1] audit: initializing netlink subsys (disabled) [ 1.742025][ T26] audit: type=2000 audit(1588418198.738:1): state=initialized audit_enabled=0 res=1 [ 1.746979][ T1] cpuidle: using governor menu [ 1.746979][ T1] ACPI: bus type PCI registered [ 1.756996][ T1] dca service started, version 1.12.1 [ 1.757579][ T1] PCI: Using configuration type 1 for base access [ 1.829382][ T199] kworker/u4:2 (199) used greatest stack depth: 26976 bytes left [ 2.065911][ T718] kworker/u4:1 (718) used greatest stack depth: 26696 bytes left [ 2.069257][ T721] kworker/u4:1 (721) used greatest stack depth: 26176 bytes left [ 2.279419][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.282139][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.283291][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.298013][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.506243][ T1] raid6: avx2x4 gen() 11624 MB/s [ 2.676203][ T1] raid6: avx2x4 xor() 6189 MB/s [ 2.838048][ T1] raid6: avx2x2 gen() 7925 MB/s [ 3.008049][ T1] raid6: avx2x2 xor() 3361 MB/s [ 3.186208][ T1] raid6: avx2x1 gen() 4783 MB/s [ 3.356186][ T1] raid6: avx2x1 xor() 1787 MB/s [ 3.526180][ T1] raid6: sse2x4 gen() 6131 MB/s [ 3.696243][ T1] raid6: sse2x4 xor() 3228 MB/s [ 3.858038][ T1] raid6: sse2x2 gen() 4088 MB/s [ 4.028044][ T1] raid6: sse2x2 xor() 1697 MB/s [ 4.198055][ T1] raid6: sse2x1 gen() 2406 MB/s [ 4.368048][ T1] raid6: sse2x1 xor() 902 MB/s [ 4.368928][ T1] raid6: using algorithm avx2x4 gen() 11624 MB/s [ 4.370057][ T1] raid6: .... xor() 6189 MB/s, rmw enabled [ 4.370983][ T1] raid6: using avx2x2 recovery algorithm [ 4.377058][ T1] ACPI: Added _OSI(Module Device) [ 4.377058][ T1] ACPI: Added _OSI(Processor Device) [ 4.377058][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.377058][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.377058][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.377058][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.377899][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.431709][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.487940][ T1] ACPI: Interpreter enabled [ 4.490000][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.490745][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.496235][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.496389][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.598849][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.600034][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.601608][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.616505][ T1] PCI host bridge to bus 0000:00 [ 4.616505][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.616505][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.616505][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.616505][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.616505][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.616708][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.617340][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.630036][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.646769][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.659093][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.667000][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.670762][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.676199][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.696754][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.701671][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.706202][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.726917][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.730069][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.736204][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.766821][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.771611][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.775609][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.779246][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.782254][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.798533][ T1] iommu: Default domain type: Translated [ 4.801404][ T1] vgaarb: loaded [ 4.808817][ T1] SCSI subsystem initialized [ 4.811662][ T1] ACPI: bus type USB registered [ 4.813108][ T1] usbcore: registered new interface driver usbfs [ 4.814269][ T1] usbcore: registered new interface driver hub [ 4.815589][ T1] usbcore: registered new device driver usb [ 4.817809][ T1] mc: Linux media interface: v0.10 [ 4.818816][ T1] videodev: Linux video capture interface: v2.00 [ 4.820651][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.821744][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.823513][ T1] PTP clock support registered [ 4.827539][ T1] EDAC MC: Ver: 3.0.0 [ 4.829771][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.831717][ T1] PCI: Using ACPI for IRQ routing [ 4.837425][ T1] Bluetooth: Core ver 2.22 [ 4.837425][ T1] NET: Registered protocol family 31 [ 4.837425][ T1] Bluetooth: HCI device and connection manager initialized [ 4.837425][ T1] Bluetooth: HCI socket layer initialized [ 4.837425][ T1] Bluetooth: L2CAP socket layer initialized [ 4.837425][ T1] Bluetooth: SCO socket layer initialized [ 4.838220][ T1] NET: Registered protocol family 8 [ 4.839169][ T1] NET: Registered protocol family 20 [ 4.848068][ T1] NetLabel: Initializing [ 4.848068][ T1] NetLabel: domain hash size = 128 [ 4.848068][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.848068][ T1] NetLabel: unlabeled traffic allowed by default [ 4.848068][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.848068][ T1] NET: Registered protocol family 39 [ 4.859051][ T1] clocksource: Switched to clocksource kvm-clock [ 7.588360][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.589504][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.591327][ T1] FS-Cache: Loaded [ 7.593172][ T1] CacheFiles: Loaded [ 7.594128][ T1] TOMOYO: 2.6.0 [ 7.594676][ T1] Mandatory Access Control activated. [ 7.597164][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.598416][ T1] pnp: PnP ACPI init [ 7.612806][ T1] pnp: PnP ACPI: found 7 devices [ 7.667261][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.669162][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.670324][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.671326][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.672371][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.674881][ T1] NET: Registered protocol family 2 [ 7.678808][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.681929][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.689655][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.694549][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.698181][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.700357][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.702334][ T1] [ 7.702750][ T1] ============================= [ 7.703478][ T1] WARNING: suspicious RCU usage [ 7.704308][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 7.705315][ T1] ----------------------------- [ 7.707604][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.708884][ T1] [ 7.708884][ T1] other info that might help us debug this: [ 7.708884][ T1] [ 7.710551][ T1] [ 7.710551][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.711910][ T1] 1 lock held by swapper/0/1: [ 7.712539][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.714164][ T1] [ 7.714164][ T1] stack backtrace: [ 7.715102][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 7.716212][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.716212][ T1] Call Trace: [ 7.716212][ T1] dump_stack+0x18f/0x20d [ 7.716212][ T1] ipmr_get_table+0x130/0x160 [ 7.716212][ T1] ipmr_net_init+0x133/0x430 [ 7.716212][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.716212][ T1] ops_init+0xaf/0x420 [ 7.716212][ T1] register_pernet_operations+0x346/0x840 [ 7.716212][ T1] ? setup_net+0x860/0x860 [ 7.716212][ T1] ? down_write_killable+0x170/0x170 [ 7.716212][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.716212][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.716212][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.716212][ T1] register_pernet_subsys+0x25/0x40 [ 7.716212][ T1] ip_mr_init+0x36/0x168 [ 7.716212][ T1] inet_init+0x298/0x424 [ 7.716212][ T1] do_one_initcall+0x10a/0x7d0 [ 7.716212][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.716212][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.716212][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.716212][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.716212][ T1] kernel_init_freeable+0x501/0x5ae [ 7.716212][ T1] ? rest_init+0x365/0x365 [ 7.716212][ T1] kernel_init+0xd/0x1bb [ 7.716212][ T1] ret_from_fork+0x24/0x30 [ 7.736929][ T1] NET: Registered protocol family 1 [ 7.739646][ T1] RPC: Registered named UNIX socket transport module. [ 7.740738][ T1] RPC: Registered udp transport module. [ 7.741510][ T1] RPC: Registered tcp transport module. [ 7.742534][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.745270][ T1] NET: Registered protocol family 44 [ 7.746384][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.747551][ T1] PCI: CLS 0 bytes, default 64 [ 7.751814][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.752903][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.757844][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.762126][ T1] kvm: already loaded the other module [ 7.762951][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.764519][ T1] clocksource: Switched to clocksource tsc [ 7.765548][ T1] mce: Machine check injector initialized [ 7.770582][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.829941][ T1] Initialise system trusted keyrings [ 7.831678][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.833042][ T1] zbud: loaded [ 7.839282][ T1] DLM installed [ 7.842350][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.847717][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.850131][ T1] NFS: Registering the id_resolver key type [ 7.851084][ T1] Key type id_resolver registered [ 7.851917][ T1] Key type id_legacy registered [ 7.852835][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.854126][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.861818][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.864263][ T1] Key type cifs.spnego registered [ 7.864990][ T1] Key type cifs.idmap registered [ 7.865717][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.868074][ T1] fuse: init (API version 7.31) [ 7.871199][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.883494][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.889816][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.890914][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.892369][ T1] ocfs2: Registered cluster interface o2cb [ 7.893674][ T1] ocfs2: Registered cluster interface user [ 7.895169][ T1] OCFS2 User DLM kernel interface loaded [ 7.904040][ T1] gfs2: GFS2 installed [ 7.908291][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.909304][ T1] ceph: loaded (mds proto 32) [ 7.920865][ T1] NET: Registered protocol family 38 [ 7.922451][ T1] async_tx: api initialized (async) [ 7.923434][ T1] Key type asymmetric registered [ 7.924509][ T1] Asymmetric key parser 'x509' registered [ 7.925300][ T1] Asymmetric key parser 'pkcs8' registered [ 7.926404][ T1] Key type pkcs7_test registered [ 7.927121][ T1] Asymmetric key parser 'tpm_parser' registered [ 7.929181][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 7.930904][ T1] io scheduler mq-deadline registered [ 7.931930][ T1] io scheduler kyber registered [ 7.932901][ T1] io scheduler bfq registered [ 7.946120][ T1] hgafb: HGA card not detected. [ 7.947212][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 7.948908][ T1] usbcore: registered new interface driver udlfb [ 7.951879][ T1] uvesafb: failed to execute /sbin/v86d [ 7.952721][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 7.953951][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 7.955023][ T1] uvesafb: vbe_init() failed with -22 [ 7.955888][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 7.958137][ T1] vga16fb: mapped to 0x00000000f8a4b2e7 [ 8.024566][ T1] Console: switching to colour frame buffer device 80x30 [ 8.315703][ T1] fb0: VGA16 VGA frame buffer device [ 8.318535][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.336995][ T1] ACPI: Power Button [PWRF] [ 8.338933][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.340733][ T1] ACPI: Sleep Button [SLPF] [ 8.348229][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.363443][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.364496][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.379562][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.380633][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.396047][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.397204][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.685213][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.688765][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.690441][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.695992][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.702282][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.708052][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.714231][ T1] Cyclades driver 2.6 [ 8.715658][ T1] Initializing Nozomi driver 2.1d [ 8.718955][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.720184][ T1] No rocketport ports found; unloading driver [ 8.724370][ T1] Non-volatile memory driver v1.3 [ 8.726115][ T1] Linux agpgart interface v0.103 [ 8.735620][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.738093][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.741793][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.743061][ T1] usbcore: registered new interface driver udl [ 8.792562][ T1] brd: module loaded [ 8.827832][ T1] loop: module loaded [ 8.993100][ T1] zram: Added device: zram0 [ 8.999869][ T1] null_blk: module loaded [ 9.007550][ T1] nfcsim 0.2 initialized [ 9.011194][ T1] Loading iSCSI transport class v2.0-870. [ 9.035225][ T1] scsi host0: Virtio SCSI HBA [ 9.079385][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.082878][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.105168][ T1] slram: not enough parameters. [ 9.111732][ T1] ftl_cs: FTL header not found. [ 9.163576][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.165209][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.168327][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.179901][ T1] MACsec IEEE 802.1AE [ 9.181870][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.225823][ T1] vcan: Virtual CAN interface driver [ 9.227029][ T1] vxcan: Virtual CAN Tunnel driver [ 9.227988][ T1] slcan: serial line CAN interface driver [ 9.229915][ T1] slcan: 10 dynamic interface channels. [ 9.230897][ T1] CAN device driver interface [ 9.233311][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.234763][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.236593][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.238027][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.239958][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.241083][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.244317][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.245568][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.248512][ T1] AX.25: bpqether driver version 004 [ 9.249612][ T1] PPP generic driver version 2.4.2 [ 9.251934][ T1] PPP BSD Compression module registered [ 9.252955][ T1] PPP Deflate Compression module registered [ 9.254046][ T1] PPP MPPE Compression module registered [ 9.254958][ T1] NET: Registered protocol family 24 [ 9.255821][ T1] PPTP driver version 0.8.5 [ 9.257479][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.259400][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.260689][ T1] SLIP linefill/keepalive option. [ 9.261493][ T1] hdlc: HDLC support module revision 1.22 [ 9.262423][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.263871][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.265097][ T1] LAPB Ethernet driver version 0.02 [ 9.266697][ T1] usbcore: registered new interface driver rndis_wlan [ 9.268336][ T1] mac80211_hwsim: initializing netlink [ 9.307559][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.323502][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.340541][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.342148][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.345486][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.348457][ T1] usbcore: registered new interface driver pegasus [ 9.350136][ T1] usbcore: registered new interface driver rtl8150 [ 9.351823][ T1] usbcore: registered new interface driver r8152 [ 9.353843][ T1] usbcore: registered new interface driver asix [ 9.355515][ T1] usbcore: registered new interface driver ax88179_178a [ 9.357175][ T1] usbcore: registered new interface driver cdc_ether [ 9.358829][ T1] usbcore: registered new interface driver dm9601 [ 9.360494][ T1] usbcore: registered new interface driver smsc75xx [ 9.362277][ T1] usbcore: registered new interface driver smsc95xx [ 9.363926][ T1] usbcore: registered new interface driver net1080 [ 9.365523][ T1] usbcore: registered new interface driver rndis_host [ 9.367587][ T1] usbcore: registered new interface driver cdc_subset [ 9.369354][ T1] usbcore: registered new interface driver zaurus [ 9.371127][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.373030][ T1] usbcore: registered new interface driver cdc_ncm [ 9.374672][ T1] usbcore: registered new interface driver cdc_mbim [ 9.382684][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.398185][ T1] aoe: AoE v85 initialised. [ 9.400335][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.401561][ T1] ehci-pci: EHCI PCI platform driver [ 9.402632][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.403784][ T1] ohci-pci: OHCI PCI platform driver [ 9.404834][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.408580][ T1] usbcore: registered new interface driver cdc_acm [ 9.411847][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.414312][ T1] usbcore: registered new interface driver usblp [ 9.415684][ T1] usbcore: registered new interface driver cdc_wdm [ 9.418813][ T1] usbcore: registered new interface driver uas [ 9.420168][ T1] usbcore: registered new interface driver usb-storage [ 9.421811][ T1] usbcore: registered new interface driver ums-realtek [ 9.423669][ T1] usbcore: registered new interface driver usbserial_generic [ 9.425529][ T1] usbserial: USB Serial support registered for generic [ 9.428296][ T1] usbcore: registered new interface driver ch341 [ 9.430415][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.431796][ T1] usbcore: registered new interface driver cp210x [ 9.433334][ T1] usbserial: USB Serial support registered for cp210x [ 9.435387][ T1] usbcore: registered new interface driver ftdi_sio [ 9.439043][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.440573][ T1] usbcore: registered new interface driver keyspan [ 9.441955][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.443912][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.445667][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.447724][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.449620][ T1] usbcore: registered new interface driver option [ 9.450732][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.454599][ T1] usbcore: registered new interface driver oti6858 [ 9.456684][ T1] usbserial: USB Serial support registered for oti6858 [ 9.458122][ T1] usbcore: registered new interface driver pl2303 [ 9.459552][ T1] usbserial: USB Serial support registered for pl2303 [ 9.461138][ T1] usbcore: registered new interface driver qcserial [ 9.463084][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.464565][ T1] usbcore: registered new interface driver sierra [ 9.465722][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.469252][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.471166][ T1] usbserial: USB Serial support registered for carelink [ 9.472566][ T1] usbserial: USB Serial support registered for zio [ 9.473771][ T1] usbserial: USB Serial support registered for funsoft [ 9.475398][ T1] usbserial: USB Serial support registered for flashloader [ 9.477299][ T1] usbserial: USB Serial support registered for google [ 9.478934][ T1] usbserial: USB Serial support registered for libtransistor [ 9.481760][ T1] usbserial: USB Serial support registered for vivopay [ 9.484206][ T1] usbserial: USB Serial support registered for moto_modem [ 9.485586][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.488585][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.489934][ T1] usbserial: USB Serial support registered for hp4x [ 9.491856][ T1] usbserial: USB Serial support registered for suunto [ 9.493198][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.499720][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.504308][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.507550][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.510977][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.513351][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.514736][ T1] usb usb1: Product: Dummy host controller [ 9.515745][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.517182][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.522301][ T1] hub 1-0:1.0: USB hub found [ 9.523713][ T1] hub 1-0:1.0: 1 port detected [ 9.530780][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.532283][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.534591][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.538594][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.540486][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.541863][ T1] usb usb2: Product: Dummy host controller [ 9.545613][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.548432][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.552049][ T1] hub 2-0:1.0: USB hub found [ 9.553212][ T1] hub 2-0:1.0: 1 port detected [ 9.558754][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.560564][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.564151][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.568010][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.569520][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.571228][ T1] usb usb3: Product: Dummy host controller [ 9.576316][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.576840][ C1] random: fast init done [ 9.577649][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.581930][ T1] hub 3-0:1.0: USB hub found [ 9.583097][ T1] hub 3-0:1.0: 1 port detected [ 9.587940][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.589518][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.592087][ T148] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.592976][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.593722][ T148] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.596556][ T148] sd 0:0:1:0: [sda] Write Protect is off [ 9.597695][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.598810][ T148] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.599674][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.602560][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.604892][ T1] usb usb4: Product: Dummy host controller [ 9.607042][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.608549][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.612585][ T1] hub 4-0:1.0: USB hub found [ 9.613490][ T1] hub 4-0:1.0: 1 port detected [ 9.617625][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.619011][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.620744][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.622631][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.623885][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.624999][ T1] usb usb5: Product: Dummy host controller [ 9.625960][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.627408][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.630015][ T1] hub 5-0:1.0: USB hub found [ 9.630944][ T1] hub 5-0:1.0: 1 port detected [ 9.633949][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.635518][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.638479][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.640294][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.642179][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.643567][ T1] usb usb6: Product: Dummy host controller [ 9.644450][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.645671][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.649311][ T1] hub 6-0:1.0: USB hub found [ 9.649385][ T148] sda: sda1 [ 9.650305][ T1] hub 6-0:1.0: 1 port detected [ 9.655197][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.658974][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.660756][ T148] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.662033][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.666919][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.668268][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.669404][ T1] usb usb7: Product: Dummy host controller [ 9.670212][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.671647][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.674133][ T1] hub 7-0:1.0: USB hub found [ 9.675257][ T1] hub 7-0:1.0: 1 port detected [ 9.678543][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.679828][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.681342][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.683451][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.684723][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.685898][ T1] usb usb8: Product: Dummy host controller [ 9.687060][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.688241][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.690909][ T1] hub 8-0:1.0: USB hub found [ 9.691878][ T1] hub 8-0:1.0: 1 port detected [ 9.707967][ T1] using random self ethernet address [ 9.709126][ T1] using random host ethernet address [ 9.711636][ T1] Mass Storage Function, version: 2009/09/11 [ 9.712630][ T1] LUN: removable file: (no medium) [ 9.713587][ T1] no file given for LUN0 [ 9.714244][ T1] printk: console [ttyGS0] disabled [ 9.717762][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.720221][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.721886][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.723478][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.724936][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.727666][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.728787][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.729867][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.731227][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.733922][ T1] hub 9-0:1.0: USB hub found [ 9.734866][ T1] hub 9-0:1.0: 8 ports detected [ 9.740802][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.742473][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.744124][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.745953][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.748157][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.749267][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.750300][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.751655][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.754460][ T1] hub 10-0:1.0: USB hub found [ 9.755474][ T1] hub 10-0:1.0: 8 ports detected [ 9.761873][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.763510][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.765421][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.767175][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.768317][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.769365][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.770590][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.773175][ T1] hub 11-0:1.0: USB hub found [ 9.774094][ T1] hub 11-0:1.0: 8 ports detected [ 9.779891][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.781645][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.783066][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.784869][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.786149][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.787450][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.788510][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.789952][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.792597][ T1] hub 12-0:1.0: USB hub found [ 9.793607][ T1] hub 12-0:1.0: 8 ports detected [ 9.801531][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.803424][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.805344][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.806897][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.808125][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 9.809094][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.810453][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 9.813053][ T1] hub 13-0:1.0: USB hub found [ 9.813957][ T1] hub 13-0:1.0: 8 ports detected [ 9.819584][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.821293][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 9.822964][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.824823][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.826247][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.827383][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 9.828272][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.829672][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 9.832264][ T1] hub 14-0:1.0: USB hub found [ 9.833164][ T1] hub 14-0:1.0: 8 ports detected [ 9.839775][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.841440][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 9.843345][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.844627][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.845788][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 9.847588][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.848818][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 9.851432][ T1] hub 15-0:1.0: USB hub found [ 9.852378][ T1] hub 15-0:1.0: 8 ports detected [ 9.857964][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.859637][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 9.861087][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.862939][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.864308][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.865402][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 9.867775][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.869162][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 9.871738][ T1] hub 16-0:1.0: USB hub found [ 9.872692][ T1] hub 16-0:1.0: 8 ports detected [ 9.879149][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 9.881287][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 9.883243][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.884621][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.885785][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 9.887440][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.888629][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 9.891203][ T1] hub 17-0:1.0: USB hub found [ 9.892085][ T1] hub 17-0:1.0: 8 ports detected [ 9.897795][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 9.899572][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 9.901098][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.903031][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.904468][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.905789][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 9.908038][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.909316][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 9.912061][ T1] hub 18-0:1.0: USB hub found [ 9.913299][ T1] hub 18-0:1.0: 8 ports detected [ 9.919977][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 9.921574][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 9.923575][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.925072][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.926944][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 9.927963][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.929262][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 9.932677][ T1] hub 19-0:1.0: USB hub found [ 9.933645][ T1] hub 19-0:1.0: 8 ports detected [ 9.939348][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 9.941000][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 9.942470][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.944329][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.945830][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.948300][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 9.949558][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.950920][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 9.954476][ T1] hub 20-0:1.0: USB hub found [ 9.955632][ T1] hub 20-0:1.0: 8 ports detected [ 9.962237][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 9.963987][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 9.965891][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.967918][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.969092][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 9.970102][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.971380][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 9.974121][ T1] hub 21-0:1.0: USB hub found [ 9.975254][ T1] hub 21-0:1.0: 8 ports detected [ 9.980874][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 9.982645][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 9.984188][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.987586][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.989004][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.990114][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 9.991017][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.992546][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 9.995148][ T1] hub 22-0:1.0: USB hub found [ 9.996117][ T1] hub 22-0:1.0: 8 ports detected [ 10.002387][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.003955][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.005869][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.007950][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.009112][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.010128][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.011482][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.014017][ T1] hub 23-0:1.0: USB hub found [ 10.015065][ T1] hub 23-0:1.0: 8 ports detected [ 10.020737][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.022405][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.023885][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.025725][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.028244][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.029610][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.030611][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.031908][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.034433][ T1] hub 24-0:1.0: USB hub found [ 10.035336][ T1] hub 24-0:1.0: 8 ports detected [ 10.041889][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.043769][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.045630][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.047672][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.048842][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.049842][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.051117][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.053690][ T1] hub 25-0:1.0: USB hub found [ 10.054746][ T1] hub 25-0:1.0: 8 ports detected [ 10.060428][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.062108][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.065886][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.068995][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.070391][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.071523][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.072603][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.073788][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.076670][ T1] hub 26-0:1.0: USB hub found [ 10.077667][ T1] hub 26-0:1.0: 8 ports detected [ 10.084858][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.087334][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.089334][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.090623][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.091809][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.092801][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.094363][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.097263][ T1] hub 27-0:1.0: USB hub found [ 10.098215][ T1] hub 27-0:1.0: 8 ports detected [ 10.103387][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.104968][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.107710][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.109685][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.110980][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.112094][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.114212][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.115523][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.118524][ T1] hub 28-0:1.0: USB hub found [ 10.119493][ T1] hub 28-0:1.0: 8 ports detected [ 10.125895][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.128591][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.130608][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.131879][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.132976][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.133890][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.135066][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.137932][ T1] hub 29-0:1.0: USB hub found [ 10.139338][ T1] hub 29-0:1.0: 8 ports detected [ 10.144547][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.147671][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.149182][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.150980][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.152262][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.153421][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.154340][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.155659][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.158580][ T1] hub 30-0:1.0: USB hub found [ 10.159633][ T1] hub 30-0:1.0: 8 ports detected [ 10.165716][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.168118][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.170051][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.171312][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.172405][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.173476][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.174766][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.177830][ T1] hub 31-0:1.0: USB hub found [ 10.178951][ T1] hub 31-0:1.0: 8 ports detected [ 10.184423][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.186181][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.189188][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.191116][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.192559][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.193717][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.194760][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.196064][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.198861][ T1] hub 32-0:1.0: USB hub found [ 10.199845][ T1] hub 32-0:1.0: 8 ports detected [ 10.206026][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.208743][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.210684][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.212047][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.213159][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.214081][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.215365][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.218387][ T1] hub 33-0:1.0: USB hub found [ 10.219409][ T1] hub 33-0:1.0: 8 ports detected [ 10.224736][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.227681][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.229255][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.231459][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.232727][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.233811][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.234734][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.235901][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.239626][ T1] hub 34-0:1.0: USB hub found [ 10.240558][ T1] hub 34-0:1.0: 8 ports detected [ 10.247565][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.249658][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.251957][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.253331][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.254495][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.255430][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.257227][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.259919][ T1] hub 35-0:1.0: USB hub found [ 10.260883][ T1] hub 35-0:1.0: 8 ports detected [ 10.267600][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.269208][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.270948][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.272746][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.273974][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.275065][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.276087][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.277392][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.280010][ T1] hub 36-0:1.0: USB hub found [ 10.281013][ T1] hub 36-0:1.0: 8 ports detected [ 10.289290][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.291106][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.295899][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.297317][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.299004][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.299959][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.301291][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.303928][ T1] hub 37-0:1.0: USB hub found [ 10.304833][ T1] hub 37-0:1.0: 8 ports detected [ 10.311367][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.313023][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.314621][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.316965][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.318225][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.319343][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.320633][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.321836][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.324404][ T1] hub 38-0:1.0: USB hub found [ 10.325419][ T1] hub 38-0:1.0: 8 ports detected [ 10.332395][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.334049][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.335896][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.337384][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.338557][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.339490][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.340656][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.343207][ T1] hub 39-0:1.0: USB hub found [ 10.344077][ T1] hub 39-0:1.0: 8 ports detected [ 10.350921][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.352623][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.354279][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.356419][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.360870][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.361985][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.363006][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.364201][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.367511][ T1] hub 40-0:1.0: USB hub found [ 10.368438][ T1] hub 40-0:1.0: 8 ports detected [ 10.374664][ T1] usbcore: registered new device driver usbip-host [ 10.378468][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.381236][ T1] i8042: Warning: Keylock active [ 10.384372][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.387677][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.450120][ T1] mousedev: PS/2 mouse device common for all mice [ 10.458223][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.463919][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.464789][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.466087][ T1] i2c /dev entries driver [ 10.469021][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.471579][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.473369][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.475067][ T1] IR NEC protocol handler initialized [ 10.478320][ T1] IR RC5(x/sz) protocol handler initialized [ 10.479149][ T1] IR RC6 protocol handler initialized [ 10.479890][ T1] IR JVC protocol handler initialized [ 10.480658][ T1] IR Sony protocol handler initialized [ 10.481436][ T1] IR SANYO protocol handler initialized [ 10.482177][ T1] IR Sharp protocol handler initialized [ 10.482949][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.483885][ T1] IR XMP protocol handler initialized [ 10.485416][ T1] usbcore: registered new interface driver uvcvideo [ 10.486495][ T1] USB Video Class driver (1.1.1) [ 10.487317][ T1] gspca_main: v2.14.0 registered [ 10.505263][ T1] vivid-000: using single planar format API [ 10.522527][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.524244][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.525892][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.527663][ T1] vivid-000: V4L2 output device registered as video4 [ 10.529204][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.531132][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.532911][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.534421][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.535882][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.537611][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.539253][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.540815][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.542436][ T1] vivid-001: using multiplanar format API [ 10.556672][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.558488][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.559998][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.561593][ T1] vivid-001: V4L2 output device registered as video8 [ 10.563032][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.564828][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.566900][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.568332][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.569818][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.571648][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.573272][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.574916][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.576816][ T1] vivid-002: using single planar format API [ 10.590623][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.592226][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.594597][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.596254][ T1] vivid-002: V4L2 output device registered as video12 [ 10.597831][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.599954][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.601698][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.603871][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.605379][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.607817][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.609498][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.611363][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.613107][ T1] vivid-003: using multiplanar format API [ 10.627188][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.628824][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.630387][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.632058][ T1] vivid-003: V4L2 output device registered as video16 [ 10.633546][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.635383][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.637285][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.638855][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.640541][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.642184][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.643742][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.645358][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.647687][ T1] vivid-004: using single planar format API [ 10.658279][ T2793] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.670955][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.673207][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.675599][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.677286][ T1] vivid-004: V4L2 output device registered as video20 [ 10.678732][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.680520][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.682411][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.683980][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.685469][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.687026][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 10.688590][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 10.690256][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 10.691933][ T1] vivid-005: using multiplanar format API [ 10.705680][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 10.707419][ T1] vivid-005: V4L2 capture device registered as video23 [ 10.708895][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 10.710566][ T1] vivid-005: V4L2 output device registered as video24 [ 10.712142][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 10.713951][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 10.715813][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 10.718849][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 10.720415][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 10.721967][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 10.723598][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 10.725151][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 10.726902][ T1] vivid-006: using single planar format API [ 10.741274][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 10.743315][ T1] vivid-006: V4L2 capture device registered as video27 [ 10.745049][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 10.746953][ T1] vivid-006: V4L2 output device registered as video28 [ 10.748489][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 10.750496][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 10.752336][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 10.754063][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 10.757397][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 10.759128][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 10.760754][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 10.762270][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 10.763830][ T1] vivid-007: using multiplanar format API [ 10.778352][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 10.781429][ T1] vivid-007: V4L2 capture device registered as video31 [ 10.783029][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 10.784601][ T1] vivid-007: V4L2 output device registered as video32 [ 10.786039][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 10.787914][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 10.789834][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 10.791408][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 10.792997][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 10.795000][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 10.797538][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 10.799052][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 10.800916][ T1] vivid-008: using single planar format API [ 10.814613][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 10.817447][ T1] vivid-008: V4L2 capture device registered as video35 [ 10.819040][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 10.820587][ T1] vivid-008: V4L2 output device registered as video36 [ 10.822086][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 10.824150][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 10.826275][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 10.827958][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 10.830191][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 10.831857][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 10.833624][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 10.835261][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 10.837010][ T1] vivid-009: using multiplanar format API [ 10.851166][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 10.852948][ T1] vivid-009: V4L2 capture device registered as video39 [ 10.854654][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 10.857169][ T1] vivid-009: V4L2 output device registered as video40 [ 10.858669][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 10.860502][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 10.862300][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 10.863916][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 10.865366][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 10.867319][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 10.868927][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 10.870520][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 10.872316][ T1] vivid-010: using single planar format API [ 10.889952][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 10.891641][ T1] vivid-010: V4L2 capture device registered as video43 [ 10.893235][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 10.894830][ T1] vivid-010: V4L2 output device registered as video44 [ 10.896635][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 10.898579][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 10.900354][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 10.901858][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 10.903384][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 10.904954][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 10.906885][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 10.908424][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 10.910028][ T1] vivid-011: using multiplanar format API [ 10.924597][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 10.926469][ T1] vivid-011: V4L2 capture device registered as video47 [ 10.928120][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 10.929781][ T1] vivid-011: V4L2 output device registered as video48 [ 10.931226][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 10.933048][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 10.935007][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 10.937338][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 10.938795][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 10.940331][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 10.942072][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 10.943670][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 10.945534][ T1] vivid-012: using single planar format API [ 10.960158][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 10.962001][ T1] vivid-012: V4L2 capture device registered as video51 [ 10.963587][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 10.965228][ T1] vivid-012: V4L2 output device registered as video52 [ 10.967519][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 10.969734][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 10.971652][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 10.973245][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 10.974848][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 10.976633][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 10.978487][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 10.980035][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 10.981750][ T1] vivid-013: using multiplanar format API [ 10.996377][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 10.998292][ T1] vivid-013: V4L2 capture device registered as video55 [ 10.999935][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.001558][ T1] vivid-013: V4L2 output device registered as video56 [ 11.003252][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.005086][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.007852][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.009652][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.011211][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.012750][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.015206][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.017219][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.018818][ T1] vivid-014: using single planar format API [ 11.033056][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.034751][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.036712][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.038368][ T1] vivid-014: V4L2 output device registered as video60 [ 11.040016][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.041926][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.043738][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.045305][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.046986][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.048676][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.050334][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.051923][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.053543][ T1] vivid-015: using multiplanar format API [ 11.068438][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.070097][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.071814][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.073476][ T1] vivid-015: V4L2 output device registered as video64 [ 11.075049][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.077499][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.079311][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.080851][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.082315][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.084049][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.085798][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.090469][ T2793] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.094359][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.098398][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.101792][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.103793][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.105726][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.108514][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.109664][ T1] iTCO_vendor_support: vendor-support=0 [ 11.112833][ T1] device-mapper: uevent: version 1.0.3 [ 11.114668][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.118481][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.119804][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.121167][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.122749][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.124641][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.125612][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.126708][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.127715][ T1] Bluetooth: HCI UART protocol LL registered [ 11.129076][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.130372][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.131346][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.132678][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.133941][ T1] usbcore: registered new interface driver bfusb [ 11.135256][ T1] usbcore: registered new interface driver btusb [ 11.137877][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.138900][ T1] Modular ISDN core version 1.1.29 [ 11.140370][ T1] NET: Registered protocol family 34 [ 11.141301][ T1] DSP module 2.0 [ 11.141792][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.153883][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.155432][ T1] 0 virtual devices registered [ 11.156150][ T1] intel_pstate: CPU model not supported [ 11.161487][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.162848][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.162851][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.164922][ T1] usnic_verbs:usnic_ib_init:667: [ 11.164924][ T1] Unable to initialize umem with err -1 [ 11.168146][ T1] iscsi: registered transport (iser) [ 11.170120][ T1] SoftiWARP attached [ 11.170919][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.175631][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.177505][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.187366][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.207427][ T1] usbcore: registered new interface driver usbhid [ 11.208713][ T1] usbhid: USB HID core driver [ 11.214653][ T1] ashmem: initialized [ 11.339550][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.341855][ T1] drop_monitor: Initializing network drop monitor service [ 11.343600][ T1] NET: Registered protocol family 26 [ 11.344635][ T1] GACT probability on [ 11.345212][ T1] Mirror/redirect action on [ 11.346007][ T1] Simple TC action Loaded [ 11.349839][ T1] netem: version 1.3 [ 11.350815][ T1] u32 classifier [ 11.351374][ T1] Performance counters on [ 11.352240][ T1] input device check on [ 11.352865][ T1] Actions configured [ 11.355760][ T1] nf_conntrack_irc: failed to register helpers [ 11.356934][ T1] nf_conntrack_sane: failed to register helpers [ 11.398523][ T1] nf_conntrack_sip: failed to register helpers [ 11.403638][ T1] xt_time: kernel timezone is -0000 [ 11.404578][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.405697][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.408077][ T1] IPVS: ipvs loaded. [ 11.408714][ T1] IPVS: [rr] scheduler registered. [ 11.409450][ T1] IPVS: [wrr] scheduler registered. [ 11.410147][ T1] IPVS: [lc] scheduler registered. [ 11.410863][ T1] IPVS: [wlc] scheduler registered. [ 11.411576][ T1] IPVS: [fo] scheduler registered. [ 11.412279][ T1] IPVS: [ovf] scheduler registered. [ 11.412998][ T1] IPVS: [lblc] scheduler registered. [ 11.413753][ T1] IPVS: [lblcr] scheduler registered. [ 11.414582][ T1] IPVS: [dh] scheduler registered. [ 11.415436][ T1] IPVS: [sh] scheduler registered. [ 11.416591][ T1] IPVS: [mh] scheduler registered. [ 11.417411][ T1] IPVS: [sed] scheduler registered. [ 11.418158][ T1] IPVS: [nq] scheduler registered. [ 11.418940][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.419837][ T1] IPVS: [sip] pe registered. [ 11.420704][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 11.423903][ T1] gre: GRE over IPv4 demultiplexor driver [ 11.424803][ T1] ip_gre: GRE over IPv4 tunneling driver [ 11.432120][ T1] IPv4 over IPsec tunneling driver [ 11.437011][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 11.438578][ T1] Initializing XFRM netlink socket [ 11.439439][ T1] IPsec XFRM device driver [ 11.441057][ T1] NET: Registered protocol family 10 [ 11.442023][ T1] [ 11.442565][ T1] ============================= [ 11.443279][ T1] WARNING: suspicious RCU usage [ 11.443966][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 11.444882][ T1] ----------------------------- [ 11.445621][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 11.446825][ T1] [ 11.446825][ T1] other info that might help us debug this: [ 11.446825][ T1] [ 11.448260][ T1] [ 11.448260][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 11.449460][ T1] 1 lock held by swapper/0/1: [ 11.450187][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 11.451700][ T1] [ 11.451700][ T1] stack backtrace: [ 11.452562][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 11.453864][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 11.455251][ T1] Call Trace: [ 11.455730][ T1] dump_stack+0x18f/0x20d [ 11.456395][ T1] ip6mr_get_table+0x153/0x180 [ 11.456768][ T1] ip6mr_new_table+0x1b/0x70 [ 11.456768][ T1] ip6mr_net_init+0x133/0x3f0 [ 11.456768][ T1] ? ip6mr_net_exit+0x100/0x100 [ 11.456768][ T1] ops_init+0xaf/0x420 [ 11.456768][ T1] register_pernet_operations+0x346/0x840 [ 11.456768][ T1] ? setup_net+0x860/0x860 [ 11.456768][ T1] ? down_write_killable+0x170/0x170 [ 11.456768][ T1] ? cpus_read_unlock+0xa4/0x140 [ 11.456768][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 11.456768][ T1] ? unix_diag_init+0x11/0x11 [ 11.456768][ T1] register_pernet_subsys+0x25/0x40 [ 11.456768][ T1] ip6_mr_init+0x49/0x152 [ 11.456768][ T1] inet6_init+0x1d7/0x6dc [ 11.456768][ T1] do_one_initcall+0x10a/0x7d0 [ 11.456768][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 11.456768][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 11.456768][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 11.456768][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 11.456768][ T1] kernel_init_freeable+0x501/0x5ae [ 11.456768][ T1] ? rest_init+0x365/0x365 [ 11.456768][ T1] kernel_init+0xd/0x1bb [ 11.456768][ T1] ret_from_fork+0x24/0x30 [ 11.483765][ T1] Segment Routing with IPv6 [ 11.484915][ T1] mip6: Mobile IPv6 [ 11.490180][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 11.495737][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 11.499228][ T1] NET: Registered protocol family 17 [ 11.500094][ T1] NET: Registered protocol family 15 [ 11.501228][ T1] Bridge firewalling registered [ 11.504069][ T1] NET: Registered protocol family 9 [ 11.504992][ T1] X25: Linux Version 0.2 [ 11.538808][ T1] NET: Registered protocol family 6 [ 11.572409][ T1] NET: Registered protocol family 11 [ 11.573435][ T1] NET: Registered protocol family 3 [ 11.574364][ T1] can: controller area network core (rev 20170425 abi 9) [ 11.575681][ T1] NET: Registered protocol family 29 [ 11.579307][ T1] can: raw protocol (rev 20170425) [ 11.580103][ T1] can: broadcast manager protocol (rev 20170425 t) [ 11.581031][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 11.582074][ T1] can: SAE J1939 [ 11.583050][ T1] Bluetooth: RFCOMM TTY layer initialized [ 11.583869][ T1] Bluetooth: RFCOMM socket layer initialized [ 11.584758][ T1] Bluetooth: RFCOMM ver 1.11 [ 11.585402][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 11.587918][ T1] Bluetooth: BNEP filters: protocol multicast [ 11.588777][ T1] Bluetooth: BNEP socket layer initialized [ 11.589575][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 11.590384][ T1] Bluetooth: CMTP socket layer initialized [ 11.591286][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 11.592226][ T1] Bluetooth: HIDP socket layer initialized [ 11.593346][ T1] RPC: Registered rdma transport module. [ 11.594168][ T1] RPC: Registered rdma backchannel transport module. [ 11.597898][ T1] NET: Registered protocol family 33 [ 11.598678][ T1] Key type rxrpc registered [ 11.599313][ T1] Key type rxrpc_s registered [ 11.600747][ T1] NET: Registered protocol family 41 [ 11.601957][ T1] lec:lane_module_init: lec.c: initialized [ 11.602781][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 11.603674][ T1] l2tp_core: L2TP core driver, V2.0 [ 11.604417][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 11.605276][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 11.607207][ T1] l2tp_netlink: L2TP netlink interface [ 11.608099][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 11.609046][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 11.610325][ T1] NET: Registered protocol family 35 [ 11.611419][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 11.623178][ T1] DCCP: Activated CCID 2 (TCP-like) [ 11.624230][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 11.626712][ T1] sctp: Hash tables configured (bind 32/56) [ 11.628971][ T1] NET: Registered protocol family 21 [ 11.630446][ T1] Registered RDS/infiniband transport [ 11.631984][ T1] Registered RDS/tcp transport [ 11.632758][ T1] tipc: Activated (version 2.0.0) [ 11.633866][ T1] NET: Registered protocol family 30 [ 11.635543][ T1] tipc: Started in single node mode [ 11.636911][ T1] NET: Registered protocol family 43 [ 11.638140][ T1] 9pnet: Installing 9P2000 support [ 11.639319][ T1] NET: Registered protocol family 37 [ 11.643635][ T1] NET: Registered protocol family 36 [ 11.644953][ T1] Key type dns_resolver registered [ 11.645734][ T1] Key type ceph registered [ 11.647482][ T1] libceph: loaded (mon/osd proto 15/24) [ 11.650272][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 11.651689][ T1] openvswitch: Open vSwitch switching datapath [ 11.654831][ T1] NET: Registered protocol family 40 [ 11.656000][ T1] mpls_gso: MPLS GSO support [ 11.662753][ T1] IPI shorthand broadcast: enabled [ 11.663785][ T1] AVX2 version of gcm_enc/dec engaged. [ 11.664606][ T1] AES CTR mode by8 optimization enabled [ 11.670841][ T1] sched_clock: Marking stable (11644867358, 25934711)->(11677885870, -7083801) [ 11.673410][ T1] registered taskstats version 1 [ 11.674153][ T1] Loading compiled-in X.509 certificates [ 11.679464][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 11.682049][ T1] zswap: loaded using pool lzo/zbud [ 11.683872][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 11.685495][ T1] Key type ._fscrypt registered [ 11.686581][ T1] Key type .fscrypt registered [ 11.687274][ T1] Key type fscrypt-provisioning registered [ 11.690905][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 11.692729][ T1] FS-Cache: Netfs 'afs' registered for caching [ 11.702306][ T1] Btrfs loaded, crc32c=crc32c-intel [ 11.708005][ T1] Key type big_key registered [ 11.710685][ T1] Key type encrypted registered [ 11.711513][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 11.712524][ T1] ima: No TPM chip found, activating TPM-bypass! [ 11.713483][ T1] ima: Allocated hash algorithm: sha256 [ 11.714597][ T1] ima: No architecture policies found [ 11.715490][ T1] evm: Initialising EVM extended attributes: [ 11.716606][ T1] evm: security.selinux [ 11.717427][ T1] evm: security.SMACK64 [ 11.718045][ T1] evm: security.SMACK64EXEC [ 11.718701][ T1] evm: security.SMACK64TRANSMUTE [ 11.719606][ T1] evm: security.SMACK64MMAP [ 11.720212][ T1] evm: security.apparmor [ 11.720803][ T1] evm: security.ima [ 11.721460][ T1] evm: security.capability [ 11.722177][ T1] evm: HMAC attrs: 0x1 [ 11.724189][ T1] PM: Magic number: 4:29:276 [ 11.725257][ T1] usb usb16: hash matches [ 11.726159][ T1] tty ttyy4: hash matches [ 11.727392][ T1] tty tty13: hash matches [ 11.729251][ T1] printk: console [netcon0] enabled [ 11.730065][ T1] netconsole: network logging started [ 11.734241][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 11.737578][ T1] rdma_rxe: loaded [ 11.738608][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 11.742129][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 11.744020][ T2793] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 11.746481][ T1] ALSA device list: [ 11.753308][ T2793] cfg80211: failed to load regulatory.db [ 11.756331][ T1] #0: Dummy 1 [ 11.765341][ T1] #1: Loopback 1 [ 11.769227][ T1] #2: Virtual MIDI Card 1 [ 11.806959][ T685] floppy0: no floppy controllers found [ 11.817922][ T1] md: Waiting for all devices to be available before autodetect [ 11.825548][ T1] md: If you don't use raid, use raid=noautodetect [ 11.836773][ T1] md: Autodetecting RAID arrays. [ 11.841907][ T1] md: autorun ... [ 11.845520][ T1] md: ... autorun DONE. [ 11.896793][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 11.905696][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 11.943109][ T1] devtmpfs: mounted [ 11.956358][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 11.963124][ T1] Kernel memory protection disabled. [ 12.006905][ T1] Run /sbin/init as init process [ 13.407800][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.423455][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.431103][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.492317][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 13.514103][ T1] systemd[1]: Detected virtualization kvm. [ 13.520021][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 13.633234][ T1] systemd[1]: Set hostname to . [ 14.064139][ T3877] systemd-fstab-generator[3877]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.087034][ T3882] systemd-cryptse (3882) used greatest stack depth: 25136 bytes left [ 14.095320][ T3877] systemd-fstab-generator[3877]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.112426][ T3877] systemd-fstab-generator[3877]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.124495][ T3884] selinux-autorel (3884) used greatest stack depth: 24848 bytes left [ 14.137938][ T3877] systemd-fstab-g (3877) used greatest stack depth: 23880 bytes left [ 14.148787][ T3876] systemd[3876]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 14.336299][ T3879] systemd-gpt-aut (3879) used greatest stack depth: 23720 bytes left [ 14.888948][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 14.938467][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 14.979097][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 15.016740][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 15.061409][ T1] [ 15.063801][ T1] ============================= [ 15.068732][ T1] WARNING: suspicious RCU usage [ 15.073685][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 15.080266][ T1] ----------------------------- [ 15.085102][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 15.094396][ T1] [ 15.094396][ T1] other info that might help us debug this: [ 15.094396][ T1] [ 15.104885][ T1] [ 15.104885][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.112971][ T1] 2 locks held by systemd/1: [ 15.117682][ T1] #0: ffff8880988b0450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 15.126823][ T1] #1: ffff888096890710 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 15.136850][ T1] [ 15.136850][ T1] stack backtrace: [ 15.142729][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 15.151634][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.161665][ T1] Call Trace: [ 15.164936][ T1] dump_stack+0x18f/0x20d [ 15.169256][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.174341][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.179783][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.184610][ T1] security_inode_setxattr+0x18f/0x200 [ 15.190046][ T1] vfs_setxattr+0xa7/0xf0 [ 15.194350][ T1] setxattr+0x23d/0x330 [ 15.198490][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.202983][ T1] ? lock_acquire+0x1f4/0x940 [ 15.207977][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.212647][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.218006][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.223277][ T1] ? preempt_count_add+0x74/0x140 [ 15.228275][ T1] ? preempt_count_add+0x74/0x140 [ 15.233273][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.238291][ T1] path_setxattr+0x170/0x190 [ 15.242857][ T1] ? setxattr+0x330/0x330 [ 15.247161][ T1] ? task_work_run+0x160/0x1b0 [ 15.251902][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.256831][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 15.262092][ T1] do_syscall_64+0xf6/0x7d0 [ 15.266573][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 15.272450][ T1] RIP: 0033:0x7fd8d044e67a [ 15.276849][ 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 [ 15.296454][ T1] RSP: 002b:00007ffd58e8fac8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 15.304838][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd8d044e67a [ 15.312781][ T1] RDX: 00007ffd58e8fb40 RSI: 000055d516873f9b RDI: 000055d51875f560 [ 15.320729][ T1] RBP: 000055d516873f9b R08: 0000000000000000 R09: 0000000000000030 [ 15.328688][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffd58e8fb40 [ 15.336651][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055d51874c550 [ 15.345160][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ OK ] Reached target Slices. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Listening on udev Kernel Socket. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Paths. Mounting Huge Pages File System... [ OK ] Listening on Syslog Socket. [ OK ] Created slice system-getty.slice. Mounting POSIX Message Queue File System... Mounting /sys/kernel/debug... [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on Journal Audit Socket. [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... [ 16.088293][ T3898] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Load Kernel Modules... Starting Journal Service... [ OK ] Reached target Sockets. Starting Create Static Device Nodes in /dev... [ OK ] Reached target Swap. Mounting /sys/kernel/config... [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 18.400744][ T3904] systemd-journald[3904]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. Starting Update UTMP about System Boot/Shutdown... [ 18.897838][ T1] [ 18.900468][ T1] ============================= [ 18.916291][ T1] WARNING: suspicious RCU usage [ 18.921161][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 18.933658][ T1] ----------------------------- [ 18.940549][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 18.949625][ T1] [ 18.949625][ T1] other info that might help us debug this: [ 18.949625][ T1] [ 18.961711][ T1] [ 18.961711][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 18.975719][ T1] 4 locks held by systemd/1: [ 18.980905][ T1] #0: ffff888098424450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 18.992176][ T1] #1: ffff8880a7c16088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.006600][ T1] #2: ffff8880a97f8bd0 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.023332][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.034521][ T1] [ 19.034521][ T1] stack backtrace: [ 19.041007][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 19.049937][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.060160][ T1] Call Trace: [ 19.063452][ T1] dump_stack+0x18f/0x20d [ 19.067793][ T1] match_exception_partial+0x2ee/0x340 [ 19.073254][ T1] verify_new_ex+0x176/0x3a0 [ 19.077849][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 19.083313][ T1] ? lock_acquire+0x1f4/0x940 [ 19.087987][ T1] ? kernfs_fop_write+0x1db/0x490 [ 19.093017][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.098230][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 19.102997][ T1] ? lock_downgrade+0x840/0x840 [ 19.107851][ T1] cgroup_file_write+0x20d/0x710 [ 19.112790][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.117991][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.123277][ T1] ? __might_fault+0x190/0x1d0 [ 19.128053][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.133338][ T1] kernfs_fop_write+0x268/0x490 [ 19.138192][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 19.143132][ T1] __vfs_write+0x76/0x100 [ 19.147458][ T1] vfs_write+0x268/0x5d0 [ 19.151701][ T1] ksys_write+0x12d/0x250 [ 19.156028][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 19.160795][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.166522][ T1] do_syscall_64+0xf6/0x7d0 [ 19.171028][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.176913][ T1] RIP: 0033:0x7fd8d0442970 [ 19.181325][ 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 [ 19.201053][ T1] RSP: 002b:00007ffd58e8f688 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 19.209472][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fd8d0442970 [ 19.217440][ T1] RDX: 000000000000000a RSI: 000055d51875b5f0 RDI: 0000000000000029 [ 19.225407][ T1] RBP: 000055d51875b5f0 R08: 000055d5187b2450 R09: 00007fd8d1e78500 [ 19.233373][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 19.241340][ T1] R13: 0000000000000001 R14: 000055d5187b2370 R15: 000000000000000a Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 19.596348][ T3957] [ 19.598839][ T3957] ============================= [ 19.603678][ T3957] WARNING: suspicious RCU usage [ 19.626244][ T3957] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 19.630103][ C1] random: crng init done [ 19.632764][ T3957] ----------------------------- [ 19.637017][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ 19.659222][ T3957] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 19.669089][ T3957] [ 19.669089][ T3957] other info that might help us debug this: [ 19.669089][ T3957] [ 19.684131][ T3957] [ 19.684131][ T3957] rcu_scheduler_active = 2, debug_locks = 1 [ 19.702195][ T3957] 1 lock held by ip/3957: [ 19.707954][ T3957] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 19.720670][ T3957] [ 19.720670][ T3957] stack backtrace: [ 19.732347][ T3957] CPU: 1 PID: 3957 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 19.741117][ T3957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.751182][ T3957] Call Trace: [ 19.754477][ T3957] dump_stack+0x18f/0x20d [ 19.758810][ T3957] bpq_device_event+0x609/0x75a [ 19.763666][ T3957] notifier_call_chain+0xc0/0x230 [ 19.768696][ T3957] call_netdevice_notifiers_info+0xb5/0x130 [ 19.774587][ T3957] __dev_notify_flags+0x121/0x2c0 [ 19.779610][ T3957] ? dev_change_name+0x700/0x700 [ 19.784557][ T3957] ? dev_set_allmulti+0x30/0x30 [ 19.789403][ T3957] ? print_usage_bug+0x240/0x240 [ 19.794348][ T3957] dev_change_flags+0x100/0x160 [ 19.799289][ T3957] do_setlink+0xa1c/0x35d0 [ 19.803709][ T3957] ? mark_lock+0x129/0x1390 [ 19.808213][ T3957] ? rtnl_getlink+0xab0/0xab0 [ 19.812892][ T3957] ? print_usage_bug+0x240/0x240 [ 19.817823][ T3957] ? mark_lock+0x129/0x1390 [ 19.822326][ T3957] ? mark_lock+0x129/0x1390 [ 19.826827][ T3957] ? memset+0x20/0x40 [ 19.830810][ T3957] ? __nla_validate_parse+0x2dc/0x1c70 [ 19.836281][ T3957] ? nla_get_range_signed+0x520/0x520 [ 19.841658][ T3957] ? mark_held_locks+0xe0/0xe0 [ 19.846446][ T3957] ? deref_stack_reg+0xaa/0xe0 [ 19.851219][ T3957] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 19.857815][ T3957] __rtnl_newlink+0xad0/0x1590 [ 19.862593][ T3957] ? rtnl_link_unregister+0x240/0x240 [ 19.867972][ T3957] ? is_bpf_text_address+0xcb/0x160 [ 19.873166][ T3957] ? kernel_text_address+0x6e/0xe0 [ 19.878282][ T3957] ? __kernel_text_address+0x9/0x30 [ 19.883478][ T3957] ? unwind_get_return_address+0x5a/0xa0 [ 19.889777][ T3957] ? profile_setup.cold+0xc1/0xc1 [ 19.894800][ T3957] ? arch_stack_walk+0x97/0xf0 [ 19.899580][ T3957] ? stack_trace_save+0x8c/0xc0 [ 19.904433][ T3957] ? stack_trace_consume_entry+0x160/0x160 [ 19.910288][ T3957] ? rtnl_newlink+0x46/0xa0 [ 19.914794][ T3957] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 19.920691][ T3957] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 19.926682][ T3957] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 19.932496][ T3957] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 19.938059][ T3957] rtnl_newlink+0x64/0xa0 [ 19.942398][ T3957] ? __rtnl_newlink+0x1590/0x1590 [ 19.947552][ T3957] rtnetlink_rcv_msg+0x44e/0xad0 [ 19.952500][ T3957] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.957799][ T3957] ? lock_acquire+0x1f4/0x940 [ 19.962486][ T3957] ? netlink_deliver_tap+0x146/0xcc0 [ 19.967784][ T3957] netlink_rcv_skb+0x15a/0x430 [ 19.972554][ T3957] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.977854][ T3957] ? netlink_ack+0xa60/0xa60 [ 19.982453][ T3957] ? netlink_deliver_tap+0x236/0xcc0 [ 19.987779][ T3957] netlink_unicast+0x537/0x740 [ 19.992557][ T3957] ? netlink_attachskb+0x810/0x810 [ 19.997672][ T3957] ? _copy_from_iter_full+0x25c/0x870 [ 20.003049][ T3957] ? __phys_addr_symbol+0x2c/0x70 [ 20.008077][ T3957] ? __check_object_size+0x171/0x437 [ 20.013371][ T3957] netlink_sendmsg+0x882/0xe10 [ 20.018143][ T3957] ? aa_af_perm+0x260/0x260 [ 20.022653][ T3957] ? netlink_unicast+0x740/0x740 [ 20.027606][ T3957] ? netlink_unicast+0x740/0x740 [ 20.032546][ T3957] sock_sendmsg+0xcf/0x120 [ 20.036964][ T3957] ____sys_sendmsg+0x6bf/0x7e0 [ 20.041733][ T3957] ? mark_held_locks+0xe0/0xe0 [ 20.046498][ T3957] ? kernel_sendmsg+0x50/0x50 [ 20.051179][ T3957] ? find_held_lock+0x2d/0x110 [ 20.055948][ T3957] ? mark_lock+0x129/0x1390 [ 20.060457][ T3957] ___sys_sendmsg+0x100/0x170 [ 20.065138][ T3957] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.070256][ T3957] ? migration_entry_to_page+0x310/0x310 [ 20.075896][ T3957] ? do_raw_spin_unlock+0x171/0x260 [ 20.081102][ T3957] ? find_held_lock+0x2d/0x110 [ 20.085870][ T3957] ? do_page_fault+0x59e/0x13da [ 20.090729][ T3957] ? vm_insert_pages+0x6a0/0x6a0 [ 20.095666][ T3957] ? lock_downgrade+0x840/0x840 [ 20.100521][ T3957] ? __fget_light+0x1ab/0x270 [ 20.105207][ T3957] __sys_sendmsg+0xec/0x1b0 [ 20.109714][ T3957] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.114858][ T3957] ? down_read_nested+0x430/0x430 [ 20.119898][ T3957] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.125719][ T3957] ? do_syscall_64+0x21/0x7d0 [ 20.130402][ T3957] do_syscall_64+0xf6/0x7d0 [ 20.134910][ T3957] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.140802][ T3957] RIP: 0033:0x7f0ffac61dc7 [ 20.145225][ T3957] 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 [ 20.164835][ T3957] RSP: 002b:00007fff90d200c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.173251][ T3957] RAX: ffffffffffffffda RBX: 000000005ead56a9 RCX: 00007f0ffac61dc7 [ 20.181226][ T3957] RDX: 0000000000000000 RSI: 00007fff90d20110 RDI: 0000000000000003 [ 20.189203][ T3957] RBP: 00007fff90d20110 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.197177][ T3957] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff90d20150 [ 20.205150][ T3957] R13: 0000558f470423c0 R14: 00007fff90d281d0 R15: 0000000000000000 [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ 22.969948][ T3953] systemd-timesyn (3953) used greatest stack depth: 23048 bytes left [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (14s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for…dplug all Devices (21s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ **] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Reached target Basic System. Starting OpenBSD Secure Shell server... Starting System Logging Service... Starting getty on tty2-tty6 if dbus and logind are not available... Starting Permit User Sessions... [ OK ] Started Regular background program processing daemon. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 43.473076][ T6629] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 43.484811][ T6629] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 43.493330][ T6629] CPU: 0 PID: 6629 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 43.502253][ T6629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.512319][ T6629] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 43.518388][ T6629] 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 [ 43.538110][ T6629] RSP: 0018:ffffc90004a07450 EFLAGS: 00010206 [ 43.544175][ T6629] RAX: dffffc0000000000 RBX: ffff888099266000 RCX: ffffffff8363b42a [ 43.552145][ T6629] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 43.560112][ T6629] RBP: 1ffff92000940e8b R08: ffff888093e3e240 R09: fffffbfff1559872 [ 43.568077][ T6629] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff888093c02fea [ 43.576046][ T6629] R13: ffff888093c02000 R14: 00000000000019e5 R15: 0000000000000000 [ 43.584016][ T6629] FS: 00007fd63034e8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 43.592944][ T6629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.599611][ T6629] CR2: 000055f59c9268f5 CR3: 0000000091fe4000 CR4: 00000000001406f0 [ 43.607618][ T6629] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.615584][ T6629] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.623562][ T6629] Call Trace: [ 43.626851][ T6629] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 43.632226][ T6629] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 43.638028][ T6629] ? __kmalloc+0x62f/0x7a0 [ 43.642442][ T6629] ? tomoyo_realpath_from_path+0xc2/0x620 [ 43.648157][ T6629] ? lock_release+0x800/0x800 [ 43.652827][ T6629] ? __lock_acquire+0x2018/0x3f20 [ 43.657848][ T6629] tomoyo_realpath_from_path+0x393/0x620 [ 43.663476][ T6629] tomoyo_path_number_perm+0x1c2/0x4d0 [ 43.668927][ T6629] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 43.674554][ T6629] ? tomoyo_execute_permission+0x470/0x470 [ 43.680360][ T6629] ? d_alloc_parallel+0x785/0x1b10 [ 43.685478][ T6629] ? d_alloc_parallel+0x9ea/0x1b10 [ 43.690591][ T6629] ? rcu_read_lock_held_common+0x130/0x130 [ 43.696395][ T6629] ? print_usage_bug+0x240/0x240 [ 43.701329][ T6629] tomoyo_path_mknod+0x10d/0x190 [ 43.706260][ T6629] ? tomoyo_path_chown+0x1b0/0x1b0 [ 43.711367][ T6629] ? mark_held_locks+0x9f/0xe0 [ 43.716124][ T6629] ? d_lookup+0xec/0x250 [ 43.720360][ T6629] security_path_mknod+0x116/0x180 [ 43.725551][ T6629] lookup_open+0x5ae/0x1320 [ 43.730049][ T6629] ? page_put_link+0x210/0x210 [ 43.734905][ T6629] ? preempt_count_add+0x74/0x140 [ 43.739924][ T6629] ? __mnt_want_write+0x1da/0x2c0 [ 43.744948][ T6629] path_openat+0x93c/0x27f0 [ 43.749488][ T6629] ? path_lookupat.isra.0+0x530/0x530 [ 43.754855][ T6629] ? up_read+0x1a8/0x750 [ 43.759098][ T6629] ? mark_held_locks+0xe0/0xe0 [ 43.763859][ T6629] ? down_read_nested+0x430/0x430 [ 43.768881][ T6629] do_filp_open+0x192/0x260 [ 43.773380][ T6629] ? may_open_dev+0xf0/0xf0 [ 43.777901][ T6629] ? simple_attr_release+0x40/0x40 [ 43.783013][ T6629] ? _raw_spin_unlock+0x24/0x40 [ 43.787855][ T6629] ? __alloc_fd+0x46d/0x600 [ 43.792880][ T6629] do_sys_openat2+0x585/0x7d0 [ 43.799983][ T6629] ? file_open_root+0x400/0x400 [ 43.804832][ T6629] ? up_read+0x1a8/0x750 [ 43.809076][ T6629] do_sys_open+0xc3/0x140 [ 43.813405][ T6629] ? filp_open+0x70/0x70 [ 43.817646][ T6629] ? handle_mm_fault+0x29e/0x660 [ 43.822580][ T6629] ? trace_hardirqs_off_caller+0x55/0x230 [ 43.828297][ T6629] do_syscall_64+0xf6/0x7d0 [ 43.832800][ T6629] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 43.838683][ T6629] RIP: 0033:0x7fd62e4b76f0 [ 43.844749][ T6629] 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 [ 43.864348][ T6629] RSP: 002b:00007ffd6e4bb0d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 43.872765][ T6629] RAX: ffffffffffffffda RBX: 000055f59d690320 RCX: 00007fd62e4b76f0 [ 43.880732][ T6629] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055f59c9268f5 [ 43.888703][ T6629] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 43.896673][ T6629] R10: 0000000000000240 R11: 0000000000000246 R12: 000055f59c8f751e [ 43.904642][ T6629] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 43.912613][ T6629] Modules linked in: [ 44.771828][ T6629] ---[ end trace eae5d1c15f74bb09 ]--- [ 44.777355][ T6629] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 44.883293][ T6629] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 45.034902][ T6629] RSP: 0018:ffffc90004a07450 EFLAGS: 00010206 [ 45.100957][ T6629] RAX: dffffc0000000000 RBX: ffff888099266000 RCX: ffffffff8363b42a [ 45.108963][ T6629] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 45.123973][ T6629] RBP: 1ffff92000940e8b R08: ffff888093e3e240 R09: fffffbfff1559872 [ 45.132170][ T6629] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff888093c02fea [ 45.140267][ T6629] R13: ffff888093c02000 R14: 00000000000019e5 R15: 0000000000000000 [ 45.152405][ T6629] FS: 00007fd63034e8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 45.167863][ T6629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.199712][ T6629] CR2: 00005615f52e0758 CR3: 0000000091fe4000 CR4: 00000000001406f0 [ 45.212982][ T6629] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.231619][ T6629] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.239614][ T6629] Kernel panic - not syncing: Fatal exception [ 45.247124][ T6629] Kernel Offset: disabled [ 45.251491][ T6629] Rebooting in 86400 seconds..