[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200428-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 bc37001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3996522708 cycles [ 0.001030][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003720][ T0] tsc: Detected 2300.000 MHz processor [ 0.006319][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007446][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008670][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016412][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017542][ T0] check: Scanning 1 areas for low memory corruption [ 0.018742][ T0] Using GB pages for direct mapping [ 0.022344][ T0] ACPI: Early table checksum verification disabled [ 0.023307][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.024405][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025811][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.027105][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028367][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029725][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.030434][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.031829][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.033071][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.036000][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.038531][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.039762][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.040791][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.041800][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.043119][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.044289][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.046385][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.048144][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.049695][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.051271][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.052953][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.108714][ T0] Zone ranges: [ 0.109179][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.110099][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.111063][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.112166][ T0] Device empty [ 0.112730][ T0] Movable zone start for each node [ 0.113597][ T0] Early memory node ranges [ 0.114296][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.115297][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.116467][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.117423][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.118453][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.118459][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.150599][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.610481][ T0] kasan: KernelAddressSanitizer initialized [ 0.612224][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.613018][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.614110][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.615407][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.616620][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.618079][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.619397][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.621358][ T0] Using ACPI (MADT) for SMP configuration information [ 0.622416][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.623309][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.624677][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.625989][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.627227][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.628318][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.629477][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.630659][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.631872][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.632867][ T0] Booting paravirtualized kernel on KVM [ 0.633692][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.688543][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.693601][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.694863][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.696170][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.697292][ T0] Policy zone: Normal [ 0.698495][ 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 [ 0.710465][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.620663][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17321K rwdata, 21708K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.628968][ T0] Running RCU self tests [ 1.629758][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.630610][ T0] rcu: RCU lockdep checking is enabled. [ 1.631369][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.632852][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.633863][ T0] Trampoline variant of Tasks RCU enabled. [ 1.634747][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.636193][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.645192][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.647012][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.651271][ T0] Console: colour VGA+ 80x25 [ 1.653445][ T0] printk: console [ttyS0] enabled [ 1.653445][ T0] printk: console [ttyS0] enabled [ 1.654912][ T0] printk: bootconsole [earlyser0] disabled [ 1.654912][ T0] printk: bootconsole [earlyser0] disabled [ 1.656751][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.658212][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.659474][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.660824][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.661591][ T0] ... CLASSHASH_SIZE: 4096 [ 1.662519][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.663272][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.664011][ T0] ... CHAINHASH_SIZE: 32768 [ 1.664748][ T0] memory used by lock dependency info: 6301 kB [ 1.665578][ T0] memory used for stack traces: 4224 kB [ 1.667034][ T0] per task-struct memory footprint: 1920 bytes [ 1.668345][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.670329][ T0] ACPI: Core revision 20200326 [ 1.672937][ T0] APIC: Switch to symmetric I/O mode setup [ 1.674584][ T0] x2apic enabled [ 1.676386][ T0] Switched APIC routing to physical x2apic. [ 1.680748][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.681980][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.683944][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.686024][ T0] pid_max: default: 32768 minimum: 301 [ 1.688118][ T0] LSM: Security Framework initializing [ 1.689099][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.690289][ T0] Yama: becoming mindful. [ 1.691108][ T0] TOMOYO Linux initialized [ 1.694048][ T0] AppArmor: AppArmor initialized [ 1.702300][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.707819][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.709409][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.710899][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.716636][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.717793][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.719000][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.721324][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.721359][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.724001][ T0] MDS: Mitigation: Clear CPU buffers [ 1.725751][ T0] Freeing SMP alternatives memory: 96K [ 1.848580][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.853133][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.853933][ T1] rcu: Hierarchical SRCU implementation. [ 1.853933][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.855624][ T1] smp: Bringing up secondary CPUs ... [ 1.861616][ T1] x86: Booting SMP configuration: [ 1.862548][ T1] .... node #0, CPUs: #1 [ 0.037088][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.865684][ 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. [ 1.866579][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.867416][ T1] smpboot: Max logical packages: 1 [ 1.868271][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.874368][ T1] devtmpfs: initialized [ 1.874914][ T1] x86/mm: Memory block size: 128MB [ 1.904079][ T22] kworker/u4:0 (22) used greatest stack depth: 27296 bytes left [ 1.905820][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.906011][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.908471][ T1] xor: automatically using best checksumming function avx [ 1.910646][ T1] PM: RTC time: 11:06:14, date: 2020-04-28 [ 1.911704][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.911711][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.915985][ T1] NET: Registered protocol family 16 [ 1.921652][ T1] audit: initializing netlink subsys (disabled) [ 1.924061][ T27] audit: type=2000 audit(1588071974.244:1): state=initialized audit_enabled=0 res=1 [ 1.931265][ T1] cpuidle: using governor menu [ 1.935758][ T1] ACPI: bus type PCI registered [ 1.938321][ T1] dca service started, version 1.12.1 [ 1.939502][ T1] PCI: Using configuration type 1 for base access [ 2.460239][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.464677][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.465194][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.485114][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.684150][ T1] raid6: avx2x4 gen() 11431 MB/s [ 2.853980][ T1] raid6: avx2x4 xor() 5814 MB/s [ 3.022256][ T1] raid6: avx2x2 gen() 6796 MB/s [ 3.192260][ T1] raid6: avx2x2 xor() 3498 MB/s [ 3.362250][ T1] raid6: avx2x1 gen() 4742 MB/s [ 3.532247][ T1] raid6: avx2x1 xor() 1911 MB/s [ 3.702259][ T1] raid6: sse2x4 gen() 5696 MB/s [ 3.873964][ T1] raid6: sse2x4 xor() 3065 MB/s [ 4.043954][ T1] raid6: sse2x2 gen() 3672 MB/s [ 4.213955][ T1] raid6: sse2x2 xor() 1807 MB/s [ 4.383951][ T1] raid6: sse2x1 gen() 2450 MB/s [ 4.553951][ T1] raid6: sse2x1 xor() 975 MB/s [ 4.555434][ T1] raid6: using algorithm avx2x4 gen() 11431 MB/s [ 4.557374][ T1] raid6: .... xor() 5814 MB/s, rmw enabled [ 4.558731][ T1] raid6: using avx2x2 recovery algorithm [ 4.561576][ T1] ACPI: Added _OSI(Module Device) [ 4.562549][ T1] ACPI: Added _OSI(Processor Device) [ 4.563425][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.563952][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.565239][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.566875][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.568637][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.624580][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.672537][ T1] ACPI: Interpreter enabled [ 4.674223][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.675332][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.677496][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.682666][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.785653][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.787709][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.790794][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.799938][ T1] PCI host bridge to bus 0000:00 [ 4.801513][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.804003][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.805802][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.807690][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.809775][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.812607][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.814419][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.821819][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.844537][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.865227][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.871029][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.881015][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.888588][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.910729][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.919510][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.926610][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.946003][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.953978][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.960385][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.999048][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.004413][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.009063][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.013885][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.016244][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.028201][ T1] iommu: Default domain type: Translated [ 5.030371][ T1] vgaarb: loaded [ 5.036885][ T1] SCSI subsystem initialized [ 5.044592][ T1] ACPI: bus type USB registered [ 5.046308][ T1] usbcore: registered new interface driver usbfs [ 5.048092][ T1] usbcore: registered new interface driver hub [ 5.049481][ T1] usbcore: registered new device driver usb [ 5.052102][ T1] mc: Linux media interface: v0.10 [ 5.053497][ T1] videodev: Linux video capture interface: v2.00 [ 5.055085][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.056724][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.059631][ T1] PTP clock support registered [ 5.062201][ T1] EDAC MC: Ver: 3.0.0 [ 5.067830][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.069875][ T1] PCI: Using ACPI for IRQ routing [ 5.074920][ T1] Bluetooth: Core ver 2.22 [ 5.075835][ T1] NET: Registered protocol family 31 [ 5.078535][ T1] Bluetooth: HCI device and connection manager initialized [ 5.079772][ T1] Bluetooth: HCI socket layer initialized [ 5.081389][ T1] Bluetooth: L2CAP socket layer initialized [ 5.083660][ T1] Bluetooth: SCO socket layer initialized [ 5.085052][ T1] NET: Registered protocol family 8 [ 5.086167][ T1] NET: Registered protocol family 20 [ 5.087466][ T1] NetLabel: Initializing [ 5.088117][ T1] NetLabel: domain hash size = 128 [ 5.089086][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.091797][ T1] NetLabel: unlabeled traffic allowed by default [ 5.095562][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.096791][ T1] NET: Registered protocol family 39 [ 5.097989][ T1] clocksource: Switched to clocksource kvm-clock [ 7.842346][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.843536][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.845857][ T1] FS-Cache: Loaded [ 7.847876][ T1] CacheFiles: Loaded [ 7.848860][ T1] TOMOYO: 2.6.0 [ 7.849400][ T1] Mandatory Access Control activated. [ 7.851887][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.853713][ T1] pnp: PnP ACPI init [ 7.867922][ T1] pnp: PnP ACPI: found 7 devices [ 7.921345][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.922940][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.923914][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.925309][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.926559][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.929321][ T1] NET: Registered protocol family 2 [ 7.933140][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.938658][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.946840][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.951437][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.954811][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.957003][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.959088][ T1] [ 7.959471][ T1] ============================= [ 7.960212][ T1] WARNING: suspicious RCU usage [ 7.961187][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 7.962147][ T1] ----------------------------- [ 7.962868][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.964395][ T1] [ 7.964395][ T1] other info that might help us debug this: [ 7.964395][ T1] [ 7.966123][ T1] [ 7.966123][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.967405][ T1] 1 lock held by swapper/0/1: [ 7.968132][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.969815][ T1] [ 7.969815][ T1] stack backtrace: [ 7.970800][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 7.972692][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.974347][ T1] Call Trace: [ 7.974347][ T1] dump_stack+0x18f/0x20d [ 7.974347][ T1] ipmr_get_table+0x130/0x160 [ 7.974347][ T1] ipmr_net_init+0x133/0x430 [ 7.974347][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.974347][ T1] ops_init+0xaf/0x420 [ 7.974347][ T1] register_pernet_operations+0x346/0x840 [ 7.974347][ T1] ? setup_net+0x860/0x860 [ 7.974347][ T1] ? down_write_killable+0x170/0x170 [ 7.974347][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.974347][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.974347][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.974347][ T1] register_pernet_subsys+0x25/0x40 [ 7.974347][ T1] ip_mr_init+0x36/0x168 [ 7.974347][ T1] inet_init+0x298/0x424 [ 7.974347][ T1] do_one_initcall+0x10a/0x7d0 [ 7.974347][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.974347][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.974347][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.974347][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.974347][ T1] kernel_init_freeable+0x501/0x5ae [ 7.974347][ T1] ? rest_init+0x365/0x365 [ 7.974347][ T1] kernel_init+0xd/0x1bb [ 7.974347][ T1] ret_from_fork+0x24/0x30 [ 7.995395][ T1] NET: Registered protocol family 1 [ 7.998030][ T1] RPC: Registered named UNIX socket transport module. [ 7.999043][ T1] RPC: Registered udp transport module. [ 8.000015][ T1] RPC: Registered tcp transport module. [ 8.000777][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.003602][ T1] NET: Registered protocol family 44 [ 8.004747][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.005798][ T1] PCI: CLS 0 bytes, default 64 [ 8.011056][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.012468][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.017206][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.021601][ T1] kvm: already loaded the other module [ 8.022660][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.024520][ T1] clocksource: Switched to clocksource tsc [ 8.025716][ T1] mce: Machine check injector initialized [ 8.030621][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.036096][ T1578] kworker/u4:5 (1578) used greatest stack depth: 27176 bytes left [ 8.095150][ T1] Initialise system trusted keyrings [ 8.097211][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.098919][ T1] zbud: loaded [ 8.105043][ T1] DLM installed [ 8.108190][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.115666][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.118520][ T1] NFS: Registering the id_resolver key type [ 8.120070][ T1] Key type id_resolver registered [ 8.121566][ T1] Key type id_legacy registered [ 8.126870][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.128356][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.135330][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.137828][ T1] Key type cifs.spnego registered [ 8.139721][ T1] Key type cifs.idmap registered [ 8.140738][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.142797][ T1] fuse: init (API version 7.31) [ 8.148023][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.165235][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.171064][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.173243][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.175110][ T1] ocfs2: Registered cluster interface o2cb [ 8.177173][ T1] ocfs2: Registered cluster interface user [ 8.179149][ T1] OCFS2 User DLM kernel interface loaded [ 8.190051][ T1] gfs2: GFS2 installed [ 8.195201][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.196841][ T1] ceph: loaded (mds proto 32) [ 8.209346][ T1] NET: Registered protocol family 38 [ 8.211166][ T1] async_tx: api initialized (async) [ 8.212598][ T1] Key type asymmetric registered [ 8.213529][ T1] Asymmetric key parser 'x509' registered [ 8.215943][ T1] Asymmetric key parser 'pkcs8' registered [ 8.217630][ T1] Key type pkcs7_test registered [ 8.218915][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.220130][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.222196][ T1] io scheduler mq-deadline registered [ 8.223426][ T1] io scheduler kyber registered [ 8.225076][ T1] io scheduler bfq registered [ 8.236570][ T1] hgafb: HGA card not detected. [ 8.238212][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.240948][ T1] usbcore: registered new interface driver udlfb [ 8.243546][ T1] uvesafb: failed to execute /sbin/v86d [ 8.245349][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.248001][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.250028][ T1] uvesafb: vbe_init() failed with -22 [ 8.251661][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.255651][ T1] vga16fb: mapped to 0x000000006d7650a5 [ 8.324695][ T1] Console: switching to colour frame buffer device 80x30 [ 8.617557][ T1] fb0: VGA16 VGA frame buffer device [ 8.620716][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.634773][ T1] ACPI: Power Button [PWRF] [ 8.636676][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.641196][ T1] ACPI: Sleep Button [SLPF] [ 8.649417][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.663705][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.667780][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.684537][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.686027][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.704598][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.705961][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.905966][ T2118] kworker/u4:5 (2118) used greatest stack depth: 26048 bytes left [ 9.011994][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.015089][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.017734][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.024085][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.030375][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.038669][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.046005][ T1] Cyclades driver 2.6 [ 9.047644][ T1] Initializing Nozomi driver 2.1d [ 9.050810][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.052236][ T1] No rocketport ports found; unloading driver [ 9.058047][ T1] Non-volatile memory driver v1.3 [ 9.060269][ T1] Linux agpgart interface v0.103 [ 9.069965][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.072223][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.076682][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.078763][ T1] usbcore: registered new interface driver udl [ 9.129628][ T1] brd: module loaded [ 9.166426][ T1] loop: module loaded [ 9.341350][ T1] zram: Added device: zram0 [ 9.349680][ T1] null_blk: module loaded [ 9.358327][ T1] nfcsim 0.2 initialized [ 9.361787][ T1] Loading iSCSI transport class v2.0-870. [ 9.389007][ T1] scsi host0: Virtio SCSI HBA [ 9.433426][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.438253][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.464992][ T1] slram: not enough parameters. [ 9.471525][ T1] ftl_cs: FTL header not found. [ 9.528974][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.532549][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.535636][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.552121][ T1] MACsec IEEE 802.1AE [ 9.557082][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.600122][ T1] vcan: Virtual CAN interface driver [ 9.601821][ T1] vxcan: Virtual CAN Tunnel driver [ 9.603105][ T1] slcan: serial line CAN interface driver [ 9.605705][ T1] slcan: 10 dynamic interface channels. [ 9.607235][ T1] CAN device driver interface [ 9.609702][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.611192][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.614313][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.615673][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.617854][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.619739][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.625271][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.626792][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.628357][ T1] AX.25: bpqether driver version 004 [ 9.629421][ T1] PPP generic driver version 2.4.2 [ 9.632438][ T1] PPP BSD Compression module registered [ 9.634818][ T1] PPP Deflate Compression module registered [ 9.636867][ T1] PPP MPPE Compression module registered [ 9.638637][ T1] NET: Registered protocol family 24 [ 9.640064][ T1] PPTP driver version 0.8.5 [ 9.643023][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.646692][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.648084][ T1] SLIP linefill/keepalive option. [ 9.649467][ T1] hdlc: HDLC support module revision 1.22 [ 9.650684][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.653023][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.654453][ T1] LAPB Ethernet driver version 0.02 [ 9.656458][ T1] usbcore: registered new interface driver rndis_wlan [ 9.658700][ T1] mac80211_hwsim: initializing netlink [ 9.692061][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.706444][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.723131][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.732643][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.735529][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.737924][ T1] usbcore: registered new interface driver pegasus [ 9.739963][ T1] usbcore: registered new interface driver rtl8150 [ 9.741834][ T1] usbcore: registered new interface driver r8152 [ 9.743474][ T1] usbcore: registered new interface driver asix [ 9.746396][ T1] usbcore: registered new interface driver ax88179_178a [ 9.748432][ T1] usbcore: registered new interface driver cdc_ether [ 9.750190][ T1] usbcore: registered new interface driver dm9601 [ 9.753474][ T1] usbcore: registered new interface driver smsc75xx [ 9.755985][ T1] usbcore: registered new interface driver smsc95xx [ 9.757657][ T1] usbcore: registered new interface driver net1080 [ 9.759764][ T1] usbcore: registered new interface driver rndis_host [ 9.761328][ T1] usbcore: registered new interface driver cdc_subset [ 9.763653][ T1] usbcore: registered new interface driver zaurus [ 9.765669][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.768498][ T1] usbcore: registered new interface driver cdc_ncm [ 9.770645][ T1] usbcore: registered new interface driver cdc_mbim [ 9.778969][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.786930][ T1] aoe: AoE v85 initialised. [ 9.789943][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.791356][ T1] ehci-pci: EHCI PCI platform driver [ 9.792528][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.793759][ T1] ohci-pci: OHCI PCI platform driver [ 9.794920][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.797314][ T1] usbcore: registered new interface driver cdc_acm [ 9.798400][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.800073][ T1] usbcore: registered new interface driver usblp [ 9.801257][ T1] usbcore: registered new interface driver cdc_wdm [ 9.803236][ T1] usbcore: registered new interface driver uas [ 9.805669][ T1] usbcore: registered new interface driver usb-storage [ 9.807079][ T1] usbcore: registered new interface driver ums-realtek [ 9.808742][ T1] usbcore: registered new interface driver usbserial_generic [ 9.810548][ T1] usbserial: USB Serial support registered for generic [ 9.812063][ T1] usbcore: registered new interface driver ch341 [ 9.813393][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.815046][ T1] usbcore: registered new interface driver cp210x [ 9.816176][ T1] usbserial: USB Serial support registered for cp210x [ 9.817986][ T1] usbcore: registered new interface driver ftdi_sio [ 9.819396][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.822312][ T1] usbcore: registered new interface driver keyspan [ 9.823602][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.826728][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.833556][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.836998][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.838656][ T1] usbcore: registered new interface driver option [ 9.840844][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.842836][ T1] usbcore: registered new interface driver oti6858 [ 9.844932][ T1] usbserial: USB Serial support registered for oti6858 [ 9.846847][ T1] usbcore: registered new interface driver pl2303 [ 9.849500][ T1] usbserial: USB Serial support registered for pl2303 [ 9.852314][ T1] usbcore: registered new interface driver qcserial [ 9.853847][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.856665][ T1] usbcore: registered new interface driver sierra [ 9.857921][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.859449][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.860793][ T1] usbserial: USB Serial support registered for carelink [ 9.862541][ T1] usbserial: USB Serial support registered for zio [ 9.863941][ T1] usbserial: USB Serial support registered for funsoft [ 9.866073][ T1] usbserial: USB Serial support registered for flashloader [ 9.867582][ T1] usbserial: USB Serial support registered for google [ 9.868995][ T1] usbserial: USB Serial support registered for libtransistor [ 9.870376][ T1] usbserial: USB Serial support registered for vivopay [ 9.874607][ T1] usbserial: USB Serial support registered for moto_modem [ 9.875891][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.877344][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.878742][ T1] usbserial: USB Serial support registered for hp4x [ 9.880100][ T1] usbserial: USB Serial support registered for suunto [ 9.881465][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.885679][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.887495][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.891098][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.894710][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.896718][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.899570][ T1] usb usb1: Product: Dummy host controller [ 9.900753][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.902767][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.908331][ T1] hub 1-0:1.0: USB hub found [ 9.910223][ T1] hub 1-0:1.0: 1 port detected [ 9.916113][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.917841][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.920276][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.923771][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.925656][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.926968][ T1] usb usb2: Product: Dummy host controller [ 9.927950][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.929343][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.933680][ T1] hub 2-0:1.0: USB hub found [ 9.935773][ T1] hub 2-0:1.0: 1 port detected [ 9.939616][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.941504][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.943835][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.946644][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.948510][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.949933][ T1] usb usb3: Product: Dummy host controller [ 9.950998][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.952840][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.957057][ T1] hub 3-0:1.0: USB hub found [ 9.958193][ T1] hub 3-0:1.0: 1 port detected [ 9.962793][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.964519][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.967127][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.970575][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.972190][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.973574][ T1] usb usb4: Product: Dummy host controller [ 9.975194][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.976630][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.978794][ C1] random: fast init done [ 9.981297][ T1] hub 4-0:1.0: USB hub found [ 9.982466][ T1] hub 4-0:1.0: 1 port detected [ 9.987212][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.988728][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.992625][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.995111][ T237] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.995841][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.996485][ T237] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.997992][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.000298][ T1] usb usb5: Product: Dummy host controller [ 10.001293][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.001453][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.002543][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.008502][ T237] sd 0:0:1:0: [sda] Write Protect is off [ 10.009482][ T1] hub 5-0:1.0: USB hub found [ 10.010445][ T1] hub 5-0:1.0: 1 port detected [ 10.011011][ T237] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.017345][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.019523][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.022049][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.024784][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.026207][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.027416][ T1] usb usb6: Product: Dummy host controller [ 10.027765][ T237] sda: sda1 [ 10.028470][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.030508][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.034586][ T1] hub 6-0:1.0: USB hub found [ 10.035819][ T1] hub 6-0:1.0: 1 port detected [ 10.039739][ T237] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.040251][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.042226][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.044380][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.046510][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.047966][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.049240][ T1] usb usb7: Product: Dummy host controller [ 10.050056][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.051221][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.055050][ T1] hub 7-0:1.0: USB hub found [ 10.055993][ T1] hub 7-0:1.0: 1 port detected [ 10.059121][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.060366][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.062067][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.064265][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.065934][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.067226][ T1] usb usb8: Product: Dummy host controller [ 10.068109][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.069327][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.072042][ T1] hub 8-0:1.0: USB hub found [ 10.072899][ T1] hub 8-0:1.0: 1 port detected [ 10.088309][ T1] using random self ethernet address [ 10.089236][ T1] using random host ethernet address [ 10.091782][ T1] Mass Storage Function, version: 2009/09/11 [ 10.092745][ T1] LUN: removable file: (no medium) [ 10.093817][ T1] no file given for LUN0 [ 10.095030][ T1] printk: console [ttyGS0] disabled [ 10.098482][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.101545][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.103652][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.105624][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.107219][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.108550][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.109726][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.110777][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.112052][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.116347][ T1] hub 9-0:1.0: USB hub found [ 10.117406][ T1] hub 9-0:1.0: 8 ports detected [ 10.122887][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.126036][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.127587][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.129537][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.131688][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.132845][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.133808][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.135311][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.138134][ T1] hub 10-0:1.0: USB hub found [ 10.139125][ T1] hub 10-0:1.0: 8 ports detected [ 10.146237][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.148260][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.150133][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.151531][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.152753][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.153678][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.155217][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.157931][ T1] hub 11-0:1.0: USB hub found [ 10.158894][ T1] hub 11-0:1.0: 8 ports detected [ 10.165298][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.166938][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.168412][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.170211][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.171496][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.172759][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.173742][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.175543][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.178298][ T1] hub 12-0:1.0: USB hub found [ 10.179310][ T1] hub 12-0:1.0: 8 ports detected [ 10.185717][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.187636][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.189593][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.190941][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.192192][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.193193][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.194482][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.197246][ T1] hub 13-0:1.0: USB hub found [ 10.198415][ T1] hub 13-0:1.0: 8 ports detected [ 10.203643][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.205403][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.207032][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.208792][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.210470][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.211625][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.212684][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.214147][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.217126][ T1] hub 14-0:1.0: USB hub found [ 10.218152][ T1] hub 14-0:1.0: 8 ports detected [ 10.224535][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.226971][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.228994][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.230348][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.231833][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.232836][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.235761][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.238491][ T1] hub 15-0:1.0: USB hub found [ 10.239348][ T1] hub 15-0:1.0: 8 ports detected [ 10.244762][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.246735][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.248563][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.250459][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.251750][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.252881][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.253881][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.256591][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.259357][ T1] hub 16-0:1.0: USB hub found [ 10.260250][ T1] hub 16-0:1.0: 8 ports detected [ 10.267924][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.270127][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.272129][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.273636][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.275754][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.277024][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.278196][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.281006][ T1] hub 17-0:1.0: USB hub found [ 10.281932][ T1] hub 17-0:1.0: 8 ports detected [ 10.287547][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.289229][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.290817][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.292778][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.295425][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.296581][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.297669][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.298839][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.302201][ T1] hub 18-0:1.0: USB hub found [ 10.303181][ T1] hub 18-0:1.0: 8 ports detected [ 10.310480][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.312363][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.314560][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.316008][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.317137][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.319206][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.320432][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.323215][ T1] hub 19-0:1.0: USB hub found [ 10.325648][ T1] hub 19-0:1.0: 8 ports detected [ 10.331148][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.332820][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.334588][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.336599][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.338349][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.339614][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.340595][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.341899][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.345859][ T1] hub 20-0:1.0: USB hub found [ 10.346791][ T1] hub 20-0:1.0: 8 ports detected [ 10.353040][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.355156][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.356995][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.358576][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.359782][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.360716][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.362848][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.366453][ T1] hub 21-0:1.0: USB hub found [ 10.367506][ T1] hub 21-0:1.0: 8 ports detected [ 10.372686][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.374408][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.378389][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.381731][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.385602][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.387030][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.388307][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.390549][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.393694][ T1] hub 22-0:1.0: USB hub found [ 10.395669][ T1] hub 22-0:1.0: 8 ports detected [ 10.403391][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.405853][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.408221][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.409796][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.411505][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.415400][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.417409][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.420760][ T1] hub 23-0:1.0: USB hub found [ 10.421970][ T1] hub 23-0:1.0: 8 ports detected [ 10.428345][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.430079][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.432331][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.435049][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.436320][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.437849][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.439104][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.441758][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.445138][ T1] hub 24-0:1.0: USB hub found [ 10.446533][ T1] hub 24-0:1.0: 8 ports detected [ 10.453141][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.465382][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.468248][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.470441][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.472819][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.476079][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.477977][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.481662][ T1] hub 25-0:1.0: USB hub found [ 10.483068][ T1] hub 25-0:1.0: 8 ports detected [ 10.489224][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.492270][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.494312][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.496125][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.498714][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.500077][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.502357][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.505108][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.508694][ T1] hub 26-0:1.0: USB hub found [ 10.509708][ T1] hub 26-0:1.0: 8 ports detected [ 10.517103][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.519172][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.522197][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.525195][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.527063][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.533464][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.536199][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.539219][ T1] hub 27-0:1.0: USB hub found [ 10.540605][ T1] hub 27-0:1.0: 8 ports detected [ 10.547180][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.551068][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.552736][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.555707][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.558913][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.561389][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.562449][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.565544][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.568559][ T1] hub 28-0:1.0: USB hub found [ 10.569566][ T1] hub 28-0:1.0: 8 ports detected [ 10.577513][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.579286][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.581186][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.583494][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.584753][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.585928][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.587143][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.589960][ T1] hub 29-0:1.0: USB hub found [ 10.590909][ T1] hub 29-0:1.0: 8 ports detected [ 10.596922][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.598969][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.600698][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.602636][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.604387][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.607676][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.608588][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.610138][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.612962][ T1] hub 30-0:1.0: USB hub found [ 10.614383][ T1] hub 30-0:1.0: 8 ports detected [ 10.620765][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.622572][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.626324][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.627707][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.628879][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.629948][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.631366][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.634254][ T1] hub 31-0:1.0: USB hub found [ 10.635216][ T1] hub 31-0:1.0: 8 ports detected [ 10.640753][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.642392][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.643905][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.645945][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.647506][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.649089][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.650095][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.651845][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.655355][ T1] hub 32-0:1.0: USB hub found [ 10.657386][ T1] hub 32-0:1.0: 8 ports detected [ 10.663841][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.666309][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.668721][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.670507][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.671797][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.672935][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.674415][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.677237][ T1] hub 33-0:1.0: USB hub found [ 10.678142][ T1] hub 33-0:1.0: 8 ports detected [ 10.683512][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.687376][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.689059][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.691103][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.692852][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.694465][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.695649][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.697003][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.700026][ T1] hub 34-0:1.0: USB hub found [ 10.700954][ T1] hub 34-0:1.0: 8 ports detected [ 10.707806][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.709531][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.711729][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.713110][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.715102][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.716045][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.717231][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.720732][ T1] hub 35-0:1.0: USB hub found [ 10.721631][ T1] hub 35-0:1.0: 8 ports detected [ 10.727962][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.729679][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.731277][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.733390][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.736424][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.737717][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.738631][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.739853][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.745304][ T1] hub 36-0:1.0: USB hub found [ 10.746594][ T1] hub 36-0:1.0: 8 ports detected [ 10.753040][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.754833][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.756826][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.758420][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.759642][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.761931][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.763306][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.768268][ T1] hub 37-0:1.0: USB hub found [ 10.769286][ T1] hub 37-0:1.0: 8 ports detected [ 10.775729][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.777705][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.779351][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.781277][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.782857][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.785098][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.786052][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.787460][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.790356][ T1] hub 38-0:1.0: USB hub found [ 10.791409][ T1] hub 38-0:1.0: 8 ports detected [ 10.797975][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.799796][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.802124][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.803512][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.805025][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.806109][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.807406][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.810191][ T1] hub 39-0:1.0: USB hub found [ 10.811231][ T1] hub 39-0:1.0: 8 ports detected [ 10.816896][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.818813][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.820524][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.822482][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.823836][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.826580][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.827702][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.828972][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.831725][ T1] hub 40-0:1.0: USB hub found [ 10.832685][ T1] hub 40-0:1.0: 8 ports detected [ 10.839143][ T1] usbcore: registered new device driver usbip-host [ 10.842877][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.846743][ T1] i8042: Warning: Keylock active [ 10.849286][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.851260][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.916464][ T1] mousedev: PS/2 mouse device common for all mice [ 10.923810][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.931305][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.932402][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.933796][ T1] i2c /dev entries driver [ 10.936529][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.939835][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.941757][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.943749][ T1] IR NEC protocol handler initialized [ 10.946969][ T1] IR RC5(x/sz) protocol handler initialized [ 10.947846][ T1] IR RC6 protocol handler initialized [ 10.948581][ T1] IR JVC protocol handler initialized [ 10.949358][ T1] IR Sony protocol handler initialized [ 10.950412][ T1] IR SANYO protocol handler initialized [ 10.951333][ T1] IR Sharp protocol handler initialized [ 10.952263][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.953369][ T1] IR XMP protocol handler initialized [ 10.955281][ T1] usbcore: registered new interface driver uvcvideo [ 10.956539][ T1] USB Video Class driver (1.1.1) [ 10.958300][ T1] gspca_main: v2.14.0 registered [ 10.977722][ T1] vivid-000: using single planar format API [ 10.995766][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.998382][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.000884][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.002953][ T1] vivid-000: V4L2 output device registered as video4 [ 11.005440][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.008508][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.010740][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.012676][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.014848][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.017721][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.019807][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.021641][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.023240][ T1] vivid-001: using multiplanar format API [ 11.038003][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.040131][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.044218][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.045875][ T1] vivid-001: V4L2 output device registered as video8 [ 11.048611][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.050514][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.052765][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.055625][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.058439][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.061097][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.063888][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.065658][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.068329][ T1] vivid-002: using single planar format API [ 11.082487][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.084688][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.086920][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.088785][ T1] vivid-002: V4L2 output device registered as video12 [ 11.091586][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.094750][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.097110][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.099009][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.100782][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.102696][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.105371][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.107458][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.109536][ T1] vivid-003: using multiplanar format API [ 11.124676][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.126848][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.127323][ T2512] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.128481][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.137213][ T1] vivid-003: V4L2 output device registered as video16 [ 11.139855][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.143487][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.147019][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.149620][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.152095][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.155177][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.158326][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.160583][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.163043][ T1] vivid-004: using single planar format API [ 11.179043][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.182365][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.185385][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.187284][ T1] vivid-004: V4L2 output device registered as video20 [ 11.188929][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.191611][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.197263][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.200197][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.202438][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.205530][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.207697][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.209688][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.211979][ T1] vivid-005: using multiplanar format API [ 11.227253][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.229362][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.232834][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.236969][ T1] vivid-005: V4L2 output device registered as video24 [ 11.239141][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.242401][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.245217][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.247827][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.250266][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.252125][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.253932][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.257097][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.260278][ T1] vivid-006: using single planar format API [ 11.276475][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.278549][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.280236][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.282326][ T1] vivid-006: V4L2 output device registered as video28 [ 11.284227][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.286229][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.290579][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.293261][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.296543][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.298880][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.300878][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.303130][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.305376][ T1] vivid-007: using multiplanar format API [ 11.319865][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.324216][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.326493][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.328503][ T1] vivid-007: V4L2 output device registered as video32 [ 11.330894][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.335911][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.338713][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.343911][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.346187][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.348925][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.351144][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.353504][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.357368][ T1] vivid-008: using single planar format API [ 11.374792][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.376430][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.378134][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.380727][ T1] vivid-008: V4L2 output device registered as video36 [ 11.382990][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.385659][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.388142][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.390408][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.392628][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.395166][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.397370][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.399165][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.401014][ T1] vivid-009: using multiplanar format API [ 11.416293][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.424344][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.432266][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.440702][ T1] vivid-009: V4L2 output device registered as video40 [ 11.448166][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.458055][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.468156][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.475949][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.483437][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.491266][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.499625][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.507859][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.516157][ T1] vivid-010: using single planar format API [ 11.535180][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.543152][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.550658][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.558613][ T1] vivid-010: V4L2 output device registered as video44 [ 11.567469][ T2512] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.577960][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.591082][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.600835][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.608436][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.616026][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.624661][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.633190][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.641399][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.650923][ T1] vivid-011: using multiplanar format API [ 11.670120][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.679558][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.687163][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.695168][ T1] vivid-011: V4L2 output device registered as video48 [ 11.702541][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.712362][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.722195][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.729839][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.737422][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.745732][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.754620][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.762767][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.771508][ T1] vivid-012: using single planar format API [ 11.794659][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.803647][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.811472][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.819634][ T1] vivid-012: V4L2 output device registered as video52 [ 11.827238][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.842665][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.852458][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.860106][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.867805][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.875646][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.883943][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.892949][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.901589][ T1] vivid-013: using multiplanar format API [ 11.920644][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.929203][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.937203][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.945313][ T1] vivid-013: V4L2 output device registered as video56 [ 11.952858][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.962748][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.972593][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.980309][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.988016][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.995868][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.004474][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.013171][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.021765][ T1] vivid-014: using single planar format API [ 12.040878][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.049164][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.056806][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.065231][ T1] vivid-014: V4L2 output device registered as video60 [ 12.074080][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.084820][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.094748][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.103440][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.111063][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.118918][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.127184][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.135455][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.143751][ T1] vivid-015: using multiplanar format API [ 12.154831][ T260] floppy0: no floppy controllers found [ 12.160621][ T260] work still pending [ 12.172075][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.179965][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.187542][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.195517][ T1] vivid-015: V4L2 output device registered as video64 [ 12.202846][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.212769][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.222542][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.230173][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.237781][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.245631][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.253870][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.262270][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.272270][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.281080][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.290207][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.299485][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.309723][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.317167][ T1] iTCO_vendor_support: vendor-support=0 [ 12.325507][ T1] device-mapper: uevent: version 1.0.3 [ 12.331983][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.342983][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.350432][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.358365][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.366694][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.375209][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.380587][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.386589][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.392882][ T1] Bluetooth: HCI UART protocol LL registered [ 12.399041][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.406318][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.412377][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.418783][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.425539][ T1] usbcore: registered new interface driver bfusb [ 12.432224][ T1] usbcore: registered new interface driver btusb [ 12.439640][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.446019][ T1] Modular ISDN core version 1.1.29 [ 12.451912][ T1] NET: Registered protocol family 34 [ 12.457522][ T1] DSP module 2.0 [ 12.461163][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.479601][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.485938][ T1] 0 virtual devices registered [ 12.490689][ T1] intel_pstate: CPU model not supported [ 12.499761][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.508605][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.508608][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.524209][ T1] usnic_verbs:usnic_ib_init:667: [ 12.524214][ T1] Unable to initialize umem with err -1 [ 12.536551][ T1] iscsi: registered transport (iser) [ 12.542723][ T1] SoftiWARP attached [ 12.546881][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.558430][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.569953][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.590712][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.630423][ T1] usbcore: registered new interface driver usbhid [ 12.637506][ T1] usbhid: USB HID core driver [ 12.645209][ T1] ashmem: initialized [ 12.763493][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.770985][ T1] drop_monitor: Initializing network drop monitor service [ 12.778776][ T1] NET: Registered protocol family 26 [ 12.784287][ T1] GACT probability on [ 12.788305][ T1] Mirror/redirect action on [ 12.792975][ T1] Simple TC action Loaded [ 12.799705][ T1] netem: version 1.3 [ 12.803823][ T1] u32 classifier [ 12.807455][ T1] Performance counters on [ 12.812128][ T1] input device check on [ 12.817264][ T1] Actions configured [ 12.823652][ T1] nf_conntrack_irc: failed to register helpers [ 12.829994][ T1] nf_conntrack_sane: failed to register helpers [ 12.875420][ T1] nf_conntrack_sip: failed to register helpers [ 12.887042][ T1] xt_time: kernel timezone is -0000 [ 12.892479][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.900404][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.909950][ T1] IPVS: ipvs loaded. [ 12.913891][ T1] IPVS: [rr] scheduler registered. [ 12.919164][ T1] IPVS: [wrr] scheduler registered. [ 12.924506][ T1] IPVS: [lc] scheduler registered. [ 12.929612][ T1] IPVS: [wlc] scheduler registered. [ 12.934884][ T1] IPVS: [fo] scheduler registered. [ 12.939986][ T1] IPVS: [ovf] scheduler registered. [ 12.945253][ T1] IPVS: [lblc] scheduler registered. [ 12.950542][ T1] IPVS: [lblcr] scheduler registered. [ 12.955927][ T1] IPVS: [dh] scheduler registered. [ 12.961035][ T1] IPVS: [sh] scheduler registered. [ 12.966153][ T1] IPVS: [mh] scheduler registered. [ 12.971255][ T1] IPVS: [sed] scheduler registered. [ 12.976457][ T1] IPVS: [nq] scheduler registered. [ 12.981892][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.987883][ T1] IPVS: [sip] pe registered. [ 12.992710][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 13.001466][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.007221][ T1] ip_gre: GRE over IPv4 tunneling driver [ 13.019345][ T1] IPv4 over IPsec tunneling driver [ 13.028472][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 13.036310][ T1] Initializing XFRM netlink socket [ 13.041577][ T1] IPsec XFRM device driver [ 13.047101][ T1] NET: Registered protocol family 10 [ 13.052744][ T1] [ 13.055191][ T1] ============================= [ 13.060027][ T1] WARNING: suspicious RCU usage [ 13.065281][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 13.071770][ T1] ----------------------------- [ 13.076647][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 13.084451][ T1] [ 13.084451][ T1] other info that might help us debug this: [ 13.084451][ T1] [ 13.094683][ T1] [ 13.094683][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 13.102853][ T1] 1 lock held by swapper/0/1: [ 13.107548][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 13.117723][ T1] [ 13.117723][ T1] stack backtrace: [ 13.123597][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 13.127701][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.127701][ T1] Call Trace: [ 13.127701][ T1] dump_stack+0x18f/0x20d [ 13.127701][ T1] ip6mr_get_table+0x153/0x180 [ 13.127701][ T1] ip6mr_new_table+0x1b/0x70 [ 13.127701][ T1] ip6mr_net_init+0x133/0x3f0 [ 13.127701][ T1] ? ip6mr_net_exit+0x100/0x100 [ 13.127701][ T1] ops_init+0xaf/0x420 [ 13.127701][ T1] register_pernet_operations+0x346/0x840 [ 13.127701][ T1] ? setup_net+0x860/0x860 [ 13.127701][ T1] ? down_write_killable+0x170/0x170 [ 13.127701][ T1] ? cpus_read_unlock+0xa4/0x140 [ 13.127701][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 13.127701][ T1] ? unix_diag_init+0x11/0x11 [ 13.127701][ T1] register_pernet_subsys+0x25/0x40 [ 13.127701][ T1] ip6_mr_init+0x49/0x152 [ 13.127701][ T1] inet6_init+0x1d7/0x6dc [ 13.127701][ T1] do_one_initcall+0x10a/0x7d0 [ 13.127701][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 13.127701][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 13.127701][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 13.127701][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 13.127701][ T1] kernel_init_freeable+0x501/0x5ae [ 13.127701][ T1] ? rest_init+0x365/0x365 [ 13.127701][ T1] kernel_init+0xd/0x1bb [ 13.127701][ T1] ret_from_fork+0x24/0x30 [ 13.275113][ T1] Segment Routing with IPv6 [ 13.281158][ T1] mip6: Mobile IPv6 [ 13.289027][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.300689][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.308924][ T1] NET: Registered protocol family 17 [ 13.314330][ T1] NET: Registered protocol family 15 [ 13.320022][ T1] Bridge firewalling registered [ 13.326270][ T1] NET: Registered protocol family 9 [ 13.331537][ T1] X25: Linux Version 0.2 [ 13.362993][ T1] NET: Registered protocol family 6 [ 13.401639][ T1] NET: Registered protocol family 11 [ 13.407135][ T1] NET: Registered protocol family 3 [ 13.412366][ T1] can: controller area network core (rev 20170425 abi 9) [ 13.419800][ T1] NET: Registered protocol family 29 [ 13.425136][ T1] can: raw protocol (rev 20170425) [ 13.430316][ T1] can: broadcast manager protocol (rev 20170425 t) [ 13.436975][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 13.443511][ T1] can: SAE J1939 [ 13.447549][ T1] Bluetooth: RFCOMM TTY layer initialized [ 13.453468][ T1] Bluetooth: RFCOMM socket layer initialized [ 13.459591][ T1] Bluetooth: RFCOMM ver 1.11 [ 13.464271][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.470501][ T1] Bluetooth: BNEP filters: protocol multicast [ 13.478702][ T1] Bluetooth: BNEP socket layer initialized [ 13.485008][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 13.490883][ T1] Bluetooth: CMTP socket layer initialized [ 13.497515][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 13.504304][ T1] Bluetooth: HIDP socket layer initialized [ 13.510527][ T1] RPC: Registered rdma transport module. [ 13.516352][ T1] RPC: Registered rdma backchannel transport module. [ 13.525837][ T1] NET: Registered protocol family 33 [ 13.531270][ T1] Key type rxrpc registered [ 13.535811][ T1] Key type rxrpc_s registered [ 13.541546][ T1] NET: Registered protocol family 41 [ 13.547490][ T1] lec:lane_module_init: lec.c: initialized [ 13.553302][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 13.559177][ T1] l2tp_core: L2TP core driver, V2.0 [ 13.564434][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 13.570041][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 13.576632][ T1] l2tp_netlink: L2TP netlink interface [ 13.582215][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 13.589044][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.596713][ T1] NET: Registered protocol family 35 [ 13.602320][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.618255][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.623689][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.631776][ T1] sctp: Hash tables configured (bind 32/56) [ 13.639392][ T1] NET: Registered protocol family 21 [ 13.645551][ T1] Registered RDS/infiniband transport [ 13.651849][ T1] Registered RDS/tcp transport [ 13.656836][ T1] tipc: Activated (version 2.0.0) [ 13.662431][ T1] NET: Registered protocol family 30 [ 13.668742][ T1] tipc: Started in single node mode [ 13.674444][ T1] NET: Registered protocol family 43 [ 13.680008][ T1] 9pnet: Installing 9P2000 support [ 13.686001][ T1] NET: Registered protocol family 37 [ 13.694957][ T1] NET: Registered protocol family 36 [ 13.700704][ T1] Key type dns_resolver registered [ 13.705990][ T1] Key type ceph registered [ 13.711082][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.718804][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.728211][ T1] openvswitch: Open vSwitch switching datapath [ 13.736822][ T1] NET: Registered protocol family 40 [ 13.742605][ T1] mpls_gso: MPLS GSO support [ 13.754633][ T1] IPI shorthand broadcast: enabled [ 13.759927][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.765504][ T1] AES CTR mode by8 optimization enabled [ 13.776104][ T1] sched_clock: Marking stable (13748974403, 27088314)->(13787943318, -11880601) [ 13.786311][ T1] registered taskstats version 1 [ 13.791245][ T1] Loading compiled-in X.509 certificates [ 13.801307][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.813412][ T1] zswap: loaded using pool lzo/zbud [ 13.819639][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.829351][ T1] Key type ._fscrypt registered [ 13.835295][ T1] Key type .fscrypt registered [ 13.840405][ T1] Key type fscrypt-provisioning registered [ 13.849078][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.856062][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.871827][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.882118][ T1] Key type big_key registered [ 13.889095][ T1] Key type encrypted registered [ 13.894154][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.900652][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.907365][ T1] ima: Allocated hash algorithm: sha256 [ 13.913085][ T1] ima: No architecture policies found [ 13.919136][ T1] evm: Initialising EVM extended attributes: [ 13.925148][ T1] evm: security.selinux [ 13.929302][ T1] evm: security.SMACK64 [ 13.933428][ T1] evm: security.SMACK64EXEC [ 13.937972][ T1] evm: security.SMACK64TRANSMUTE [ 13.942900][ T1] evm: security.SMACK64MMAP [ 13.947496][ T1] evm: security.apparmor [ 13.951752][ T1] evm: security.ima [ 13.955618][ T1] evm: security.capability [ 13.960016][ T1] evm: HMAC attrs: 0x1 [ 13.966274][ T1] PM: Magic number: 0:323:126 [ 13.971798][ T1] acpi device:01: hash matches [ 13.978011][ T1] printk: console [netcon0] enabled [ 13.983197][ T1] netconsole: network logging started [ 13.992084][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 14.000861][ T1] rdma_rxe: loaded [ 14.005012][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 14.015923][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 14.024658][ T2748] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 14.034305][ T1] ALSA device list: [ 14.038093][ T1] #0: Dummy 1 [ 14.041548][ T1] #1: Loopback 1 [ 14.045402][ T2748] cfg80211: failed to load regulatory.db [ 14.051559][ T1] #2: Virtual MIDI Card 1 [ 14.058885][ T1] md: Waiting for all devices to be available before autodetect [ 14.066529][ T1] md: If you don't use raid, use raid=noautodetect [ 14.077581][ T1] md: Autodetecting RAID arrays. [ 14.082571][ T1] md: autorun ... [ 14.086241][ T1] md: ... autorun DONE. [ 14.128875][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 14.137191][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 14.168719][ T1] devtmpfs: mounted [ 14.179979][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 14.186778][ T1] Kernel memory protection disabled. [ 14.224939][ T1] Run /sbin/init as init process [ 14.803265][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.819892][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.828062][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.896293][ 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) [ 14.920045][ T1] systemd[1]: Detected virtualization kvm. [ 14.926228][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.005953][ T1] systemd[1]: Set hostname to . [ 15.427134][ T3956] selinux-autorel (3956) used greatest stack depth: 24848 bytes left [ 15.464331][ T3957] systemd-cryptse (3957) used greatest stack depth: 24688 bytes left [ 15.504534][ T3960] systemd-fstab-generator[3960]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.521667][ T3960] systemd-fstab-generator[3960]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.538763][ T3960] systemd-fstab-generator[3960]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.558861][ T3960] systemd-fstab-g (3960) used greatest stack depth: 23880 bytes left [ 15.602091][ T3955] systemd-gpt-aut (3955) used greatest stack depth: 23720 bytes left [ 15.602744][ T3952] systemd[3952]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 15.902260][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 15.945568][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 15.986338][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 16.024505][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 16.058530][ T1] [ 16.061071][ T1] ============================= [ 16.066009][ T1] WARNING: suspicious RCU usage [ 16.071032][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 16.077752][ T1] ----------------------------- [ 16.082608][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.091908][ T1] [ 16.091908][ T1] other info that might help us debug this: [ 16.091908][ T1] [ 16.102196][ T1] [ 16.102196][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.110277][ T1] 2 locks held by systemd/1: [ 16.114979][ T1] #0: ffff888098954450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 16.124120][ T1] #1: ffff888098173350 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 16.134133][ T1] [ 16.134133][ T1] stack backtrace: [ 16.140005][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 16.148921][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.158966][ T1] Call Trace: [ 16.162238][ T1] dump_stack+0x18f/0x20d [ 16.166689][ T1] evm_protected_xattr+0x1c2/0x210 [ 16.171884][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 16.177465][ T1] evm_inode_setxattr+0xc4/0xf0 [ 16.182344][ T1] security_inode_setxattr+0x18f/0x200 [ 16.188239][ T1] vfs_setxattr+0xa7/0xf0 [ 16.192572][ T1] setxattr+0x23d/0x330 [ 16.196710][ T1] ? vfs_setxattr+0xf0/0xf0 [ 16.201230][ T1] ? lock_acquire+0x1f4/0x940 [ 16.205918][ T1] ? mnt_want_write+0x3a/0xb0 [ 16.210602][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 16.216058][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 16.221360][ T1] ? preempt_count_add+0x74/0x140 [ 16.226369][ T1] ? preempt_count_add+0x74/0x140 [ 16.231389][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 16.236425][ T1] path_setxattr+0x170/0x190 [ 16.241009][ T1] ? setxattr+0x330/0x330 [ 16.245378][ T1] ? task_work_run+0x160/0x1b0 [ 16.250140][ T1] __x64_sys_setxattr+0xc0/0x160 [ 16.255078][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.260369][ T1] do_syscall_64+0xf6/0x7d0 [ 16.264856][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.270741][ T1] RIP: 0033:0x7f9c893e267a [ 16.275149][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 16.294859][ T1] RSP: 002b:00007fffdd381e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.303282][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c893e267a [ 16.311244][ T1] RDX: 00007fffdd381e90 RSI: 000055ee67ac1f9b RDI: 000055ee693c19d0 [ 16.319198][ T1] RBP: 000055ee67ac1f9b R08: 0000000000000000 R09: 0000000000000030 [ 16.327152][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fffdd381e90 [ 16.335384][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055ee69384a00 [ 16.344644][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. Mounting Huge Pages File System... [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Listening on Syslog Socket. [ OK ] Listening on Journal Socket. Starting Load Kernel Modules... [ OK ] Started Forward Password Requests to Wall Directory Watch. Mounting /sys/kernel/config... [ OK ] Listening on Journal Socket (/dev/log). Mounting /sys/kernel/debug... Starting Journal Service... [ OK ] Listening on udev Control Socket. Starting Remount Root and Kernel File Systems... [ OK ] Listening on udev Kernel Socket. [ OK ] Reached target Sockets. Mounting /proc/sys/fs/binfmt_misc... [ 17.134338][ T3974] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Create Static Device Nodes in /dev... [ OK ] Reached target Paths. [ OK ] Reached target Encrypted Volumes. Mounting POSIX Message Queue File System... [ OK ] Reached target Slices. [ OK ] Created slice system-getty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 17.454110][ T3980] systemd-tmpfile (3980) used greatest stack depth: 23048 bytes left [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting Apply Kernel Variables... Mounting FUSE Control File System... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 19.359655][ T3972] systemd-journald[3972]: 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. [ 19.763308][ T1] [ 19.765926][ T1] ============================= [ 19.770775][ T1] WARNING: suspicious RCU usage [ 19.778551][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 19.785592][ T1] ----------------------------- [ 19.790451][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.799971][ T1] [ 19.799971][ T1] other info that might help us debug this: [ 19.799971][ T1] [ 19.811202][ T1] [ 19.811202][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.820158][ T1] 4 locks held by systemd/1: [ 19.825431][ T1] #0: ffff888098b72450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.839584][ T1] #1: ffff8880a9235888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.850012][ T1] #2: ffff8880a91e4ae8 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.894059][ T1] #3: ffffffff89e5de48 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.914015][ T1] [ 19.914015][ T1] stack backtrace: [ 19.919941][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 19.928870][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.938929][ T1] Call Trace: [ 19.942220][ T1] dump_stack+0x18f/0x20d [ 19.946559][ T1] match_exception_partial+0x2ee/0x340 [ 19.952025][ T1] verify_new_ex+0x176/0x3a0 [ 19.956621][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 19.962101][ T1] ? lock_acquire+0x1f4/0x940 [ 19.966780][ T1] ? kernfs_fop_write+0x1db/0x490 [ 19.971805][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.977633][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 19.982405][ T1] ? lock_downgrade+0x840/0x840 [ 19.987263][ T1] cgroup_file_write+0x20d/0x710 [ 19.993739][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.998952][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.004279][ T1] ? __might_fault+0x190/0x1d0 [ 20.009056][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.014346][ T1] kernfs_fop_write+0x268/0x490 [ 20.019209][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.024146][ T1] __vfs_write+0x76/0x100 [ 20.028486][ T1] vfs_write+0x268/0x5d0 [ 20.032734][ T1] ksys_write+0x12d/0x250 [ 20.037060][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.041839][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.047567][ T1] do_syscall_64+0xf6/0x7d0 [ 20.052105][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.058025][ T1] RIP: 0033:0x7f9c893d6970 [ 20.062439][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 20.082038][ T1] RSP: 002b:00007fffdd3819d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.090929][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f9c893d6970 [ 20.099250][ T1] RDX: 000000000000000a RSI: 000055ee6938f5b0 RDI: 0000000000000027 [ 20.107227][ T1] RBP: 000055ee6938f5b0 R08: 000055ee69386c20 R09: 00007f9c8ae0c500 [ 20.115201][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.123171][ T1] R13: 0000000000000001 R14: 000055ee69386b40 R15: 000000000000000a Starting Network Time Synchronization... [ 20.205091][ T4029] [ 20.207825][ T4029] ============================= [ 20.212675][ T4029] WARNING: suspicious RCU usage [ 20.217645][ T4029] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 20.234079][ T4029] ----------------------------- [ 20.238945][ T4029] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 20.264055][ T4029] [ 20.264055][ T4029] other info that might help us debug this: [ 20.264055][ T4029] Starting Update UTMP about System Boot/Shutdown... [ 20.304019][ T4029] [ 20.304019][ T4029] rcu_scheduler_active = 2, debug_locks = 1 [ 20.321436][ T4029] 1 lock held by ip/4029: [ 20.326345][ T4029] #0: ffffffff8a5b22a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.354169][ T4029] [ 20.354169][ T4029] stack backtrace: [ 20.360110][ T4029] CPU: 0 PID: 4029 Comm: ip Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 20.369560][ T4029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.379882][ T4029] Call Trace: [ 20.383182][ T4029] dump_stack+0x18f/0x20d [ 20.387522][ T4029] bpq_device_event+0x609/0x75a [ 20.392377][ T4029] notifier_call_chain+0xc0/0x230 [ 20.397414][ T4029] call_netdevice_notifiers_info+0xb5/0x130 [ 20.403309][ T4029] __dev_notify_flags+0x121/0x2c0 [ 20.408351][ T4029] ? dev_change_name+0x700/0x700 [ 20.413554][ T4029] ? dev_set_allmulti+0x30/0x30 [ 20.418410][ T4029] ? print_usage_bug+0x240/0x240 [ 20.423358][ T4029] dev_change_flags+0x100/0x160 [ 20.428214][ T4029] do_setlink+0xa1c/0x35d0 [ 20.432638][ T4029] ? mark_lock+0x129/0x1390 [ 20.437152][ T4029] ? rtnl_getlink+0xab0/0xab0 [ 20.443221][ T4029] ? print_usage_bug+0x240/0x240 [ 20.448170][ T4029] ? mark_lock+0x129/0x1390 [ 20.453371][ T4029] ? mark_lock+0x129/0x1390 [ 20.457885][ T4029] ? __lock_acquire+0xca1/0x3f20 [ 20.462844][ T4029] ? memset+0x20/0x40 [ 20.466830][ T4029] ? __nla_validate_parse+0x2af/0x1cc0 [ 20.472292][ T4029] ? mark_held_locks+0xe0/0xe0 [ 20.477057][ T4029] ? deref_stack_reg+0xaa/0xe0 [ 20.481813][ T4029] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 20.488397][ T4029] ? nla_memcpy+0xa0/0xa0 [ 20.492728][ T4029] ? mark_held_locks+0xe0/0xe0 [ 20.497491][ T4029] ? deref_stack_reg+0xaa/0xe0 [ 20.503009][ T4029] __rtnl_newlink+0xad0/0x1590 [ 20.507800][ T4029] ? rtnl_link_unregister+0x240/0x240 [ 20.513195][ T4029] ? is_bpf_text_address+0xcb/0x160 [ 20.518402][ T4029] ? kernel_text_address+0x6e/0xe0 [ 20.523523][ T4029] ? __kernel_text_address+0x9/0x30 [ 20.528730][ T4029] ? unwind_get_return_address+0x5a/0xa0 [ 20.534364][ T4029] ? profile_setup.cold+0xc1/0xc1 [ 20.539390][ T4029] ? arch_stack_walk+0x97/0xf0 [ 20.544171][ T4029] ? stack_trace_save+0x8c/0xc0 [ 20.549026][ T4029] ? stack_trace_consume_entry+0x160/0x160 [ 20.554889][ T4029] ? rtnl_newlink+0x46/0xa0 [ 20.559399][ T4029] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 20.564962][ T4029] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 20.570952][ T4029] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 20.576768][ T4029] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 20.582368][ T4029] rtnl_newlink+0x64/0xa0 [ 20.586709][ T4029] ? __rtnl_newlink+0x1590/0x1590 [ 20.591737][ T4029] rtnetlink_rcv_msg+0x44e/0xad0 [ 20.596686][ T4029] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.601983][ T4029] ? lock_acquire+0x1f4/0x940 [ 20.606668][ T4029] ? netlink_deliver_tap+0x146/0xcc0 [ 20.611965][ T4029] netlink_rcv_skb+0x15a/0x430 [ 20.616727][ T4029] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.622000][ T4029] ? netlink_ack+0xa60/0xa60 [ 20.626575][ T4029] ? netlink_deliver_tap+0x236/0xcc0 [ 20.631848][ T4029] netlink_unicast+0x537/0x740 [ 20.636628][ T4029] ? netlink_attachskb+0x810/0x810 [ 20.641743][ T4029] ? _copy_from_iter_full+0x25c/0x870 [ 20.647118][ T4029] ? __phys_addr_symbol+0x2c/0x70 [ 20.652147][ T4029] ? __check_object_size+0x171/0x437 [ 20.657419][ T4029] netlink_sendmsg+0x882/0xe10 [ 20.662192][ T4029] ? aa_af_perm+0x260/0x260 [ 20.666679][ T4029] ? netlink_unicast+0x740/0x740 [ 20.671604][ T4029] ? netlink_unicast+0x740/0x740 [ 20.676540][ T4029] sock_sendmsg+0xcf/0x120 [ 20.680960][ T4029] ____sys_sendmsg+0x6bf/0x7e0 [ 20.685722][ T4029] ? mark_held_locks+0xe0/0xe0 [ 20.690587][ T4029] ? kernel_sendmsg+0x50/0x50 [ 20.695257][ T4029] ? find_held_lock+0x2d/0x110 [ 20.700012][ T4029] ? mark_lock+0x129/0x1390 [ 20.704519][ T4029] ___sys_sendmsg+0x100/0x170 [ 20.709181][ T4029] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.714278][ T4029] ? migration_entry_to_page+0x310/0x310 [ 20.719895][ T4029] ? do_raw_spin_unlock+0x171/0x260 [ 20.725075][ T4029] ? find_held_lock+0x2d/0x110 [ 20.729840][ T4029] ? do_page_fault+0x59e/0x13da [ 20.734682][ T4029] ? vm_insert_pages+0x6a0/0x6a0 [ 20.739609][ T4029] ? lock_downgrade+0x840/0x840 [ 20.744455][ T4029] ? __fget_light+0x1ab/0x270 [ 20.749148][ T4029] __sys_sendmsg+0xec/0x1b0 [ 20.753653][ T4029] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.758663][ T4029] ? down_read_nested+0x430/0x430 [ 20.763682][ T4029] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.769403][ T4029] ? do_syscall_64+0x21/0x7d0 [ 20.774153][ T4029] do_syscall_64+0xf6/0x7d0 [ 20.778748][ T4029] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.784630][ T4029] RIP: 0033:0x7fed43e94dc7 [ 20.789029][ T4029] 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 [ 20.808722][ T4029] RSP: 002b:00007ffd18d158c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.817208][ T4029] RAX: ffffffffffffffda RBX: 000000005ea80e39 RCX: 00007fed43e94dc7 [ 20.825347][ T4029] RDX: 0000000000000000 RSI: 00007ffd18d15910 RDI: 0000000000000003 [ 20.833596][ T4029] RBP: 00007ffd18d15910 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.841664][ T4029] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffd18d15950 [ 20.850334][ T4029] R13: 0000563b696dd3c0 R14: 00007ffd18d1d9d0 R15: 0000000000000000 [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.634940][ C1] random: crng init done [ 21.639248][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (16s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Reached target Basic System. Starting System Logging Service... Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ 49.385146][ T6814] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 49.399137][ T6814] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 49.407546][ T6814] CPU: 0 PID: 6814 Comm: sshd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 49.416475][ T6814] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.426577][ T6814] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 49.432644][ T6814] 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 [ 49.453127][ T6814] RSP: 0018:ffffc90004447450 EFLAGS: 00010206 [ 49.459235][ T6814] RAX: dffffc0000000000 RBX: ffff888099310000 RCX: ffffffff8363732a [ 49.467295][ T6814] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 49.475460][ T6814] RBP: 1ffff92000888e8b R08: ffff8880a28c8080 R09: fffffbfff1519352 [ 49.483549][ T6814] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff88809d2ccfea [ 49.491528][ T6814] R13: ffff88809d2cc000 R14: 0000000000001a9e R15: 0000000000000000 [ 49.499513][ T6814] FS: 00007ff34173f8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 49.508436][ T6814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.515014][ T6814] CR2: 000055b83467c8f5 CR3: 0000000094def000 CR4: 00000000001406f0 [ 49.522988][ T6814] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.530958][ T6814] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.539537][ T6814] Call Trace: [ 49.542833][ T6814] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 49.548208][ T6814] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 49.554021][ T6814] ? __kmalloc+0x62f/0x7a0 [ 49.558521][ T6814] ? tomoyo_realpath_from_path+0xc2/0x620 [ 49.564236][ T6814] ? lock_release+0x800/0x800 [ 49.568917][ T6814] ? __lock_acquire+0x2018/0x3f20 [ 49.573943][ T6814] tomoyo_realpath_from_path+0x393/0x620 [ 49.580460][ T6814] tomoyo_path_number_perm+0x1c2/0x4d0 [ 49.580474][ T6814] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 49.580488][ T6814] ? tomoyo_execute_permission+0x470/0x470 [ 49.580507][ T6814] ? d_alloc_parallel+0x785/0x1b10 [ 49.580527][ T6814] ? d_alloc_parallel+0x9ea/0x1b10 [ 49.580546][ T6814] ? rcu_read_lock_held_common+0x130/0x130 [ 49.580558][ T6814] ? print_usage_bug+0x240/0x240 [ 49.580571][ T6814] tomoyo_path_mknod+0x10d/0x190 [ 49.580583][ T6814] ? tomoyo_path_chown+0x1b0/0x1b0 [ 49.580596][ T6814] ? mark_held_locks+0x9f/0xe0 [ 49.580606][ T6814] ? d_lookup+0xec/0x250 [ 49.580621][ T6814] security_path_mknod+0x116/0x180 [ 49.580635][ T6814] lookup_open+0x5ae/0x1320 [ 49.580649][ T6814] ? page_put_link+0x210/0x210 [ 49.580671][ T6814] ? preempt_count_add+0x74/0x140 [ 49.580683][ T6814] ? __mnt_want_write+0x1da/0x2c0 [ 49.580696][ T6814] path_openat+0x93c/0x27f0 [ 49.580714][ T6814] ? path_lookupat.isra.0+0x530/0x530 [ 49.580724][ T6814] ? up_read+0x1a8/0x750 [ 49.580736][ T6814] ? mark_held_locks+0xe0/0xe0 [ 49.580747][ T6814] ? down_read_nested+0x430/0x430 [ 49.580763][ T6814] do_filp_open+0x192/0x260 [ 49.580775][ T6814] ? may_open_dev+0xf0/0xf0 [ 49.580790][ T6814] ? simple_attr_release+0x40/0x40 [ 49.580806][ T6814] ? _raw_spin_unlock+0x24/0x40 [ 49.580818][ T6814] ? __alloc_fd+0x46d/0x600 [ 49.580835][ T6814] do_sys_openat2+0x585/0x7d0 [ 49.580847][ T6814] ? file_open_root+0x400/0x400 [ 49.580860][ T6814] ? up_read+0x1a8/0x750 [ 49.580873][ T6814] do_sys_open+0xc3/0x140 [ 49.580885][ T6814] ? filp_open+0x70/0x70 [ 49.580898][ T6814] ? handle_mm_fault+0x29e/0x660 [ 49.580913][ T6814] ? trace_hardirqs_off_caller+0x55/0x230 [ 49.580929][ T6814] do_syscall_64+0xf6/0x7d0 [ 49.580942][ T6814] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.580952][ T6814] RIP: 0033:0x7ff33f8a86f0 [ 49.580965][ T6814] 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 [ 49.580971][ T6814] RSP: 002b:00007ffd3109c1b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 49.580990][ T6814] RAX: ffffffffffffffda RBX: 000055b83551c410 RCX: 00007ff33f8a86f0 [ 49.580996][ T6814] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055b83467c8f5 [ 49.581002][ T6814] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 49.581008][ T6814] R10: 0000000000000240 R11: 0000000000000246 R12: 000055b83464d51e [ 49.581015][ T6814] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 49.581025][ T6814] Modules linked in: [ 49.635003][ T6814] ---[ end trace 6a17929ecb3dbe6d ]--- [ 49.635025][ T6814] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 49.635037][ T6814] 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 [ 49.635044][ T6814] RSP: 0018:ffffc90004447450 EFLAGS: 00010206 [ 49.635054][ T6814] RAX: dffffc0000000000 RBX: ffff888099310000 RCX: ffffffff8363732a [ 49.635062][ T6814] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 49.635068][ T6814] RBP: 1ffff92000888e8b R08: ffff8880a28c8080 R09: fffffbfff1519352 [ 49.635076][ T6814] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff88809d2ccfea [ 49.635083][ T6814] R13: ffff88809d2cc000 R14: 0000000000001a9e R15: 0000000000000000 [ 49.635093][ T6814] FS: 00007ff34173f8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 49.635100][ T6814] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.635107][ T6814] CR2: 00007f4ccdbb9018 CR3: 0000000094def000 CR4: 00000000001406f0 [ 49.635117][ T6814] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.635124][ T6814] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.635131][ T6814] Kernel panic - not syncing: Fatal exception [ 49.636373][ T6814] Kernel Offset: disabled [ 50.015206][ T6814] Rebooting in 86400 seconds..