[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200501-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr be43001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 4345159223 cycles [ 0.001262][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.005987][ T0] tsc: Detected 2300.000 MHz processor [ 0.009303][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.010938][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.012766][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.021084][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.022921][ T0] check: Scanning 1 areas for low memory corruption [ 0.024429][ T0] Using GB pages for direct mapping [ 0.028424][ T0] ACPI: Early table checksum verification disabled [ 0.030512][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.032557][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.035287][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.038144][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.039970][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.041989][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.044298][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.047250][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.049583][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.052426][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.054896][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.056901][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.058431][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.059683][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.061645][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.062951][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.065961][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.068902][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.070621][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.073334][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.076066][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.129672][ T0] Zone ranges: [ 0.130490][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.131902][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.133734][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.135454][ T0] Device empty [ 0.136801][ T0] Movable zone start for each node [ 0.138160][ T0] Early memory node ranges [ 0.139349][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.141651][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.143565][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.146004][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.147626][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.147634][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.179794][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.630451][ T0] kasan: KernelAddressSanitizer initialized [ 0.632993][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.634819][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.636694][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.638735][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.641127][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.643392][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.645496][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.647769][ T0] Using ACPI (MADT) for SMP configuration information [ 0.649744][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.651738][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.653706][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.656633][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.659118][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.660859][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.663099][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.665187][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.666960][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.668225][ T0] Booting paravirtualized kernel on KVM [ 0.669612][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.726090][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.728860][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.731194][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.733828][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.735222][ T0] Policy zone: Normal [ 0.736094][ 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 [ 0.755302][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.586931][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.597340][ T0] Running RCU self tests [ 1.598851][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.600391][ T0] rcu: RCU lockdep checking is enabled. [ 1.601211][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.602789][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.603865][ T0] Trampoline variant of Tasks RCU enabled. [ 1.605236][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.607027][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.616976][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.619435][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.623648][ T0] Console: colour VGA+ 80x25 [ 1.628007][ T0] printk: console [ttyS0] enabled [ 1.628007][ T0] printk: console [ttyS0] enabled [ 1.630612][ T0] printk: bootconsole [earlyser0] disabled [ 1.630612][ T0] printk: bootconsole [earlyser0] disabled [ 1.633634][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.635438][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.637243][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.639174][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.640571][ T0] ... CLASSHASH_SIZE: 4096 [ 1.641756][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.643052][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.644349][ T0] ... CHAINHASH_SIZE: 32768 [ 1.645815][ T0] memory used by lock dependency info: 6301 kB [ 1.647424][ T0] memory used for stack traces: 4224 kB [ 1.648688][ T0] per task-struct memory footprint: 1920 bytes [ 1.651054][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.653406][ T0] ACPI: Core revision 20200326 [ 1.656389][ T0] APIC: Switch to symmetric I/O mode setup [ 1.658939][ T0] x2apic enabled [ 1.661651][ T0] Switched APIC routing to physical x2apic. [ 1.666756][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.668666][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.671908][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.675056][ T0] pid_max: default: 32768 minimum: 301 [ 1.683203][ T0] LSM: Security Framework initializing [ 1.684824][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.686305][ T0] Yama: becoming mindful. [ 1.687664][ T0] TOMOYO Linux initialized [ 1.689889][ T0] AppArmor: AppArmor initialized [ 1.699310][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.705070][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.707567][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.709468][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.715067][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.717123][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.719302][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.721964][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.722002][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.726122][ T0] MDS: Mitigation: Clear CPU buffers [ 1.728829][ T0] Freeing SMP alternatives memory: 96K [ 1.852847][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.857899][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.861020][ T1] rcu: Hierarchical SRCU implementation. [ 1.862162][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.865920][ T1] smp: Bringing up secondary CPUs ... [ 1.872813][ T1] x86: Booting SMP configuration: [ 1.874679][ T1] .... node #0, CPUs: #1 [ 0.062636][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.877935][ 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. [ 1.882096][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.883463][ T1] smpboot: Max logical packages: 1 [ 1.885328][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.888778][ T1] devtmpfs: initialized [ 1.888778][ T1] x86/mm: Memory block size: 128MB [ 1.922044][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.924118][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.924536][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.925623][ T1] xor: automatically using best checksumming function avx [ 1.925623][ T1] PM: RTC time: 11:02:55, date: 2020-05-01 [ 1.932104][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.932104][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.932421][ T1] NET: Registered protocol family 16 [ 1.939220][ T1] audit: initializing netlink subsys (disabled) [ 1.942028][ T27] audit: type=2000 audit(1588330975.335:1): state=initialized audit_enabled=0 res=1 [ 1.955333][ T1] cpuidle: using governor menu [ 1.959532][ T1] ACPI: bus type PCI registered [ 1.963334][ T1] dca service started, version 1.12.1 [ 1.964892][ T1] PCI: Using configuration type 1 for base access [ 2.022204][ T143] kworker/u4:0 (143) used greatest stack depth: 27336 bytes left [ 2.279184][ T713] kworker/u4:8 (713) used greatest stack depth: 27128 bytes left [ 2.489601][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.492460][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.493258][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.512826][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.711944][ T1] raid6: avx2x4 gen() 11539 MB/s [ 2.881957][ T1] raid6: avx2x4 xor() 6077 MB/s [ 3.051977][ T1] raid6: avx2x2 gen() 7955 MB/s [ 3.221928][ T1] raid6: avx2x2 xor() 3395 MB/s [ 3.385931][ T1] raid6: avx2x1 gen() 4774 MB/s [ 3.555908][ T1] raid6: avx2x1 xor() 1795 MB/s [ 3.725898][ T1] raid6: sse2x4 gen() 6094 MB/s [ 3.895898][ T1] raid6: sse2x4 xor() 3191 MB/s [ 4.065900][ T1] raid6: sse2x2 gen() 4098 MB/s [ 4.235896][ T1] raid6: sse2x2 xor() 1711 MB/s [ 4.405901][ T1] raid6: sse2x1 gen() 2418 MB/s [ 4.575906][ T1] raid6: sse2x1 xor() 901 MB/s [ 4.577752][ T1] raid6: using algorithm avx2x4 gen() 11539 MB/s [ 4.579259][ T1] raid6: .... xor() 6077 MB/s, rmw enabled [ 4.581769][ T1] raid6: using avx2x2 recovery algorithm [ 4.583190][ T1] ACPI: Added _OSI(Module Device) [ 4.583911][ T1] ACPI: Added _OSI(Processor Device) [ 4.584947][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.586432][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.588202][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.589391][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.591934][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.647934][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.701970][ T1] ACPI: Interpreter enabled [ 4.701970][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.702012][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.703251][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.708955][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.813320][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.815310][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.822061][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.826207][ T1] PCI host bridge to bus 0000:00 [ 4.833327][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.833327][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.833327][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.834224][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.835662][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.837495][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.839433][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.852001][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.872492][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.886289][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.892500][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.901852][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.906237][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.932134][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.934063][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.939525][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.962485][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.966868][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.971938][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.005409][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.011042][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.015211][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.020431][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.023939][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.036009][ T1] iommu: Default domain type: Translated [ 5.044140][ T1] vgaarb: loaded [ 5.045076][ T1] SCSI subsystem initialized [ 5.056193][ T1] ACPI: bus type USB registered [ 5.058489][ T1] usbcore: registered new interface driver usbfs [ 5.059847][ T1] usbcore: registered new interface driver hub [ 5.061722][ T1] usbcore: registered new device driver usb [ 5.063540][ T1] mc: Linux media interface: v0.10 [ 5.065173][ T1] videodev: Linux video capture interface: v2.00 [ 5.067609][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.069338][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.073240][ T1] PTP clock support registered [ 5.075229][ T1] EDAC MC: Ver: 3.0.0 [ 5.082712][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.085238][ T1] PCI: Using ACPI for IRQ routing [ 5.091225][ T1] Bluetooth: Core ver 2.22 [ 5.092105][ T1] NET: Registered protocol family 31 [ 5.093180][ T1] Bluetooth: HCI device and connection manager initialized [ 5.094920][ T1] Bluetooth: HCI socket layer initialized [ 5.096748][ T1] Bluetooth: L2CAP socket layer initialized [ 5.098481][ T1] Bluetooth: SCO socket layer initialized [ 5.099417][ T1] NET: Registered protocol family 8 [ 5.100446][ T1] NET: Registered protocol family 20 [ 5.102266][ T1] NetLabel: Initializing [ 5.103513][ T1] NetLabel: domain hash size = 128 [ 5.104768][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.106579][ T1] NetLabel: unlabeled traffic allowed by default [ 5.109138][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.112331][ T1] NET: Registered protocol family 39 [ 5.115094][ T1] clocksource: Switched to clocksource kvm-clock [ 7.848693][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.849964][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.853029][ T1] FS-Cache: Loaded [ 7.855093][ T1] CacheFiles: Loaded [ 7.856469][ T1] TOMOYO: 2.6.0 [ 7.857278][ T1] Mandatory Access Control activated. [ 7.861232][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.862720][ T1] pnp: PnP ACPI init [ 7.877132][ T1] pnp: PnP ACPI: found 7 devices [ 7.931737][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.934246][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.936127][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.937551][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.939487][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.944751][ T1] NET: Registered protocol family 2 [ 7.949218][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.952591][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.960032][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.965439][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.969219][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.971745][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.974329][ T1] [ 7.974849][ T1] ============================= [ 7.975867][ T1] WARNING: suspicious RCU usage [ 7.977116][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 7.979057][ T1] ----------------------------- [ 7.979988][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.981275][ T1] [ 7.981275][ T1] other info that might help us debug this: [ 7.981275][ T1] [ 7.983932][ T1] [ 7.983932][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.986019][ T1] 1 lock held by swapper/0/1: [ 7.987380][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.989644][ T1] [ 7.989644][ T1] stack backtrace: [ 7.990628][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 7.992990][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.993901][ T1] Call Trace: [ 7.993901][ T1] dump_stack+0x18f/0x20d [ 7.993901][ T1] ipmr_get_table+0x130/0x160 [ 7.993901][ T1] ipmr_net_init+0x133/0x430 [ 7.993901][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.993901][ T1] ops_init+0xaf/0x420 [ 7.993901][ T1] register_pernet_operations+0x346/0x840 [ 7.993901][ T1] ? setup_net+0x860/0x860 [ 7.993901][ T1] ? down_write_killable+0x170/0x170 [ 7.993901][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.993901][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.993901][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.993901][ T1] register_pernet_subsys+0x25/0x40 [ 7.993901][ T1] ip_mr_init+0x36/0x168 [ 7.993901][ T1] inet_init+0x298/0x424 [ 7.993901][ T1] do_one_initcall+0x10a/0x7d0 [ 7.993901][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.993901][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.993901][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.993901][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.993901][ T1] kernel_init_freeable+0x501/0x5ae [ 7.993901][ T1] ? rest_init+0x365/0x365 [ 7.993901][ T1] kernel_init+0xd/0x1bb [ 7.993901][ T1] ret_from_fork+0x24/0x30 [ 8.025875][ T1] NET: Registered protocol family 1 [ 8.028902][ T1] RPC: Registered named UNIX socket transport module. [ 8.030765][ T1] RPC: Registered udp transport module. [ 8.032657][ T1] RPC: Registered tcp transport module. [ 8.034079][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.037483][ T1] NET: Registered protocol family 44 [ 8.039292][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.041693][ T1] PCI: CLS 0 bytes, default 64 [ 8.047452][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.049041][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.054154][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.058640][ T1] kvm: already loaded the other module [ 8.060181][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.062182][ T1] clocksource: Switched to clocksource tsc [ 8.063538][ T1] mce: Machine check injector initialized [ 8.069401][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.130204][ T1] Initialise system trusted keyrings [ 8.133722][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.136466][ T1] zbud: loaded [ 8.142458][ T1] DLM installed [ 8.147122][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.151591][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.154058][ T1] NFS: Registering the id_resolver key type [ 8.155599][ T1] Key type id_resolver registered [ 8.156670][ T1] Key type id_legacy registered [ 8.160114][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.161748][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.169020][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.171749][ T1] Key type cifs.spnego registered [ 8.173215][ T1] Key type cifs.idmap registered [ 8.174771][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.177369][ T1] fuse: init (API version 7.31) [ 8.181492][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.194612][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.201131][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.203015][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.205324][ T1] ocfs2: Registered cluster interface o2cb [ 8.207346][ T1] ocfs2: Registered cluster interface user [ 8.209913][ T1] OCFS2 User DLM kernel interface loaded [ 8.219568][ T1] gfs2: GFS2 installed [ 8.225240][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.227281][ T1] ceph: loaded (mds proto 32) [ 8.240255][ T1] NET: Registered protocol family 38 [ 8.243106][ T1] async_tx: api initialized (async) [ 8.244344][ T1] Key type asymmetric registered [ 8.245245][ T1] Asymmetric key parser 'x509' registered [ 8.247149][ T1] Asymmetric key parser 'pkcs8' registered [ 8.248557][ T1] Key type pkcs7_test registered [ 8.249739][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.251085][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.253352][ T1] io scheduler mq-deadline registered [ 8.254354][ T1] io scheduler kyber registered [ 8.255458][ T1] io scheduler bfq registered [ 8.269391][ T1] hgafb: HGA card not detected. [ 8.271808][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.275642][ T1] usbcore: registered new interface driver udlfb [ 8.279305][ T1] uvesafb: failed to execute /sbin/v86d [ 8.280865][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.283227][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.285793][ T1] uvesafb: vbe_init() failed with -22 [ 8.287620][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.290178][ T1] vga16fb: mapped to 0x000000008d7d36f6 [ 8.358243][ T1] Console: switching to colour frame buffer device 80x30 [ 8.649448][ T1] fb0: VGA16 VGA frame buffer device [ 8.652886][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.662673][ T1] ACPI: Power Button [PWRF] [ 8.664310][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.666926][ T1] ACPI: Sleep Button [SLPF] [ 8.674024][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.689360][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.690802][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.707524][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.709620][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.728798][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.730579][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.778356][ T1877] kworker/u4:7 (1877) used greatest stack depth: 26920 bytes left [ 8.802068][ T1897] kworker/u4:7 (1897) used greatest stack depth: 25904 bytes left [ 9.026852][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.028653][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.030901][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.037946][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.044399][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.049776][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.058834][ T1] Cyclades driver 2.6 [ 9.060516][ T1] Initializing Nozomi driver 2.1d [ 9.064738][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.067176][ T1] No rocketport ports found; unloading driver [ 9.071090][ T1] Non-volatile memory driver v1.3 [ 9.073559][ T1] Linux agpgart interface v0.103 [ 9.084136][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.086418][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.090840][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.093854][ T1] usbcore: registered new interface driver udl [ 9.143500][ T1] brd: module loaded [ 9.179265][ T1] loop: module loaded [ 9.338779][ T1] zram: Added device: zram0 [ 9.346429][ T1] null_blk: module loaded [ 9.353852][ T1] nfcsim 0.2 initialized [ 9.357567][ T1] Loading iSCSI transport class v2.0-870. [ 9.384978][ T1] scsi host0: Virtio SCSI HBA [ 9.430451][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.433775][ T431] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.455382][ T1] slram: not enough parameters. [ 9.465693][ T1] ftl_cs: FTL header not found. [ 9.504986][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.508123][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.510918][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.520783][ T1] MACsec IEEE 802.1AE [ 9.523585][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.569106][ T1] vcan: Virtual CAN interface driver [ 9.570556][ T1] vxcan: Virtual CAN Tunnel driver [ 9.572473][ T1] slcan: serial line CAN interface driver [ 9.574559][ T1] slcan: 10 dynamic interface channels. [ 9.576694][ T1] CAN device driver interface [ 9.578261][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.580421][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.583512][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.585693][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.587831][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.590637][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.594039][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.596252][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.597265][ T1] AX.25: bpqether driver version 004 [ 9.598649][ T1] PPP generic driver version 2.4.2 [ 9.601784][ T1] PPP BSD Compression module registered [ 9.603837][ T1] PPP Deflate Compression module registered [ 9.605589][ T1] PPP MPPE Compression module registered [ 9.607613][ T1] NET: Registered protocol family 24 [ 9.610273][ T1] PPTP driver version 0.8.5 [ 9.615427][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.617791][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.619891][ T1] SLIP linefill/keepalive option. [ 9.621464][ T1] hdlc: HDLC support module revision 1.22 [ 9.622759][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.625541][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.628116][ T1] LAPB Ethernet driver version 0.02 [ 9.630111][ T1] usbcore: registered new interface driver rndis_wlan [ 9.633843][ T1] mac80211_hwsim: initializing netlink [ 9.675577][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.690254][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.708387][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.714454][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.717573][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.720558][ T1] usbcore: registered new interface driver pegasus [ 9.724232][ T1] usbcore: registered new interface driver rtl8150 [ 9.726641][ T1] usbcore: registered new interface driver r8152 [ 9.728703][ T1] usbcore: registered new interface driver asix [ 9.730866][ T1] usbcore: registered new interface driver ax88179_178a [ 9.733834][ T1] usbcore: registered new interface driver cdc_ether [ 9.736632][ T1] usbcore: registered new interface driver dm9601 [ 9.738539][ T1] usbcore: registered new interface driver smsc75xx [ 9.740686][ T1] usbcore: registered new interface driver smsc95xx [ 9.745503][ T1] usbcore: registered new interface driver net1080 [ 9.747940][ T1] usbcore: registered new interface driver rndis_host [ 9.750589][ T1] usbcore: registered new interface driver cdc_subset [ 9.753327][ T1] usbcore: registered new interface driver zaurus [ 9.756146][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.759418][ T1] usbcore: registered new interface driver cdc_ncm [ 9.763087][ T1] usbcore: registered new interface driver cdc_mbim [ 9.773274][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.785482][ T1] aoe: AoE v85 initialised. [ 9.789559][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.792958][ T1] ehci-pci: EHCI PCI platform driver [ 9.795806][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.798029][ T1] ohci-pci: OHCI PCI platform driver [ 9.800589][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.805507][ T1] usbcore: registered new interface driver cdc_acm [ 9.810350][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.813396][ T1] usbcore: registered new interface driver usblp [ 9.815140][ T1] usbcore: registered new interface driver cdc_wdm [ 9.819001][ T1] usbcore: registered new interface driver uas [ 9.821189][ T1] usbcore: registered new interface driver usb-storage [ 9.823616][ T1] usbcore: registered new interface driver ums-realtek [ 9.825864][ T1] usbcore: registered new interface driver usbserial_generic [ 9.829583][ T1] usbserial: USB Serial support registered for generic [ 9.834194][ T1] usbcore: registered new interface driver ch341 [ 9.836854][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.839837][ T1] usbcore: registered new interface driver cp210x [ 9.842764][ T1] usbserial: USB Serial support registered for cp210x [ 9.845605][ T1] usbcore: registered new interface driver ftdi_sio [ 9.847889][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.851005][ T1] usbcore: registered new interface driver keyspan [ 9.853334][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.856194][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.858869][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.861455][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.864665][ T1] usbcore: registered new interface driver option [ 9.866758][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.869769][ T1] usbcore: registered new interface driver oti6858 [ 9.871694][ T1] usbserial: USB Serial support registered for oti6858 [ 9.873634][ T1] usbcore: registered new interface driver pl2303 [ 9.876159][ T1] usbserial: USB Serial support registered for pl2303 [ 9.878902][ T1] usbcore: registered new interface driver qcserial [ 9.883614][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.886045][ T1] usbcore: registered new interface driver sierra [ 9.888199][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.890708][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.894509][ T1] usbserial: USB Serial support registered for carelink [ 9.897742][ T1] usbserial: USB Serial support registered for zio [ 9.899821][ T1] usbserial: USB Serial support registered for funsoft [ 9.902023][ T1] usbserial: USB Serial support registered for flashloader [ 9.904482][ T1] usbserial: USB Serial support registered for google [ 9.906895][ T1] usbserial: USB Serial support registered for libtransistor [ 9.909677][ T1] usbserial: USB Serial support registered for vivopay [ 9.912520][ T1] usbserial: USB Serial support registered for moto_modem [ 9.915318][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.918285][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.920085][ T1] usbserial: USB Serial support registered for hp4x [ 9.921761][ T1] usbserial: USB Serial support registered for suunto [ 9.924195][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.932491][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.935641][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.937004][ C1] random: fast init done [ 9.939264][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.945194][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.949593][ T431] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.950102][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.955204][ T7] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.956506][ T1] usb usb1: Product: Dummy host controller [ 9.957419][ T7] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.959403][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.960487][ T7] sd 0:0:1:0: [sda] Write Protect is off [ 9.962285][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.967901][ T7] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.970900][ T1] hub 1-0:1.0: USB hub found [ 9.972943][ T1] hub 1-0:1.0: 1 port detected [ 9.978989][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.980916][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.981277][ T7] sda: sda1 [ 9.984163][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.987929][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.991044][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.993084][ T7] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.995278][ T1] usb usb2: Product: Dummy host controller [ 9.996253][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.997653][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.002157][ T1] hub 2-0:1.0: USB hub found [ 10.003236][ T1] hub 2-0:1.0: 1 port detected [ 10.007098][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.009606][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.013106][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.015400][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.017396][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.018845][ T1] usb usb3: Product: Dummy host controller [ 10.019937][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.022180][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.025991][ T1] hub 3-0:1.0: USB hub found [ 10.027472][ T1] hub 3-0:1.0: 1 port detected [ 10.031416][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.035651][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.037764][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.040154][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.042119][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.044111][ T1] usb usb4: Product: Dummy host controller [ 10.045871][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.047215][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.050883][ T1] hub 4-0:1.0: USB hub found [ 10.052455][ T1] hub 4-0:1.0: 1 port detected [ 10.055662][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.058857][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.060782][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.063932][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.066399][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.068384][ T1] usb usb5: Product: Dummy host controller [ 10.069256][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.071145][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.074285][ T1] hub 5-0:1.0: USB hub found [ 10.075961][ T1] hub 5-0:1.0: 1 port detected [ 10.079578][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.081166][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.084853][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.087470][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.089275][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.090809][ T1] usb usb6: Product: Dummy host controller [ 10.091792][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.094581][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.097958][ T1] hub 6-0:1.0: USB hub found [ 10.099070][ T1] hub 6-0:1.0: 1 port detected [ 10.102395][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.103689][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.106142][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.108440][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.109961][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.111317][ T1] usb usb7: Product: Dummy host controller [ 10.113911][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.116191][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.119246][ T1] hub 7-0:1.0: USB hub found [ 10.120966][ T1] hub 7-0:1.0: 1 port detected [ 10.124800][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.126915][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.129462][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.133276][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.135780][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.138420][ T1] usb usb8: Product: Dummy host controller [ 10.139877][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.142228][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.145193][ T1] hub 8-0:1.0: USB hub found [ 10.146444][ T1] hub 8-0:1.0: 1 port detected [ 10.163095][ T1] using random self ethernet address [ 10.164483][ T1] using random host ethernet address [ 10.167124][ T1] Mass Storage Function, version: 2009/09/11 [ 10.168542][ T1] LUN: removable file: (no medium) [ 10.169531][ T1] no file given for LUN0 [ 10.170315][ T1] printk: console [ttyGS0] disabled [ 10.175148][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.178102][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.180849][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.184754][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.187240][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.189470][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.191628][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.193773][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.195793][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.198663][ T1] hub 9-0:1.0: USB hub found [ 10.199562][ T1] hub 9-0:1.0: 8 ports detected [ 10.205353][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.207911][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.210568][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.213638][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.216259][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.219725][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.221233][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.223124][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.226761][ T1] hub 10-0:1.0: USB hub found [ 10.228452][ T1] hub 10-0:1.0: 8 ports detected [ 10.235787][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.237847][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.240137][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.241746][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.243300][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.245379][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.246896][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.250278][ T1] hub 11-0:1.0: USB hub found [ 10.251752][ T1] hub 11-0:1.0: 8 ports detected [ 10.257936][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.261274][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.263520][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.266408][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.268091][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.269934][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.271175][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.273349][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.276002][ T1] hub 12-0:1.0: USB hub found [ 10.277903][ T1] hub 12-0:1.0: 8 ports detected [ 10.284881][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.286894][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.290185][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.292428][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.295666][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.297272][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.298966][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.302507][ T1] hub 13-0:1.0: USB hub found [ 10.303431][ T1] hub 13-0:1.0: 8 ports detected [ 10.309654][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.311499][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.313804][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.316616][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.318846][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.320933][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.322494][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.323712][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.327224][ T1] hub 14-0:1.0: USB hub found [ 10.328165][ T1] hub 14-0:1.0: 8 ports detected [ 10.334707][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.336582][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.338651][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.340055][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.343893][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.345010][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.346320][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.349004][ T1] hub 15-0:1.0: USB hub found [ 10.349985][ T1] hub 15-0:1.0: 8 ports detected [ 10.355415][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.357073][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.358519][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.360452][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.361733][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.363767][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.365114][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.366719][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.369385][ T1] hub 16-0:1.0: USB hub found [ 10.370249][ T1] hub 16-0:1.0: 8 ports detected [ 10.376502][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.378566][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.380557][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.382486][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.383802][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.384728][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.386310][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.388964][ T1] hub 17-0:1.0: USB hub found [ 10.389891][ T1] hub 17-0:1.0: 8 ports detected [ 10.396570][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.398190][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.399694][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.401556][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.403014][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.404197][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.405223][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.406423][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.408995][ T1] hub 18-0:1.0: USB hub found [ 10.409980][ T1] hub 18-0:1.0: 8 ports detected [ 10.417879][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.419522][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.421565][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.423631][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.424935][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.425870][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.427409][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.430055][ T1] hub 19-0:1.0: USB hub found [ 10.431660][ T1] hub 19-0:1.0: 8 ports detected [ 10.437003][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.438701][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.440253][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.442198][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.443726][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.444856][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.445847][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.447314][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.449919][ T1] hub 20-0:1.0: USB hub found [ 10.451002][ T1] hub 20-0:1.0: 8 ports detected [ 10.458337][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.460675][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.463008][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.464369][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.465701][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.466680][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.467938][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.470620][ T1] hub 21-0:1.0: USB hub found [ 10.471490][ T1] hub 21-0:1.0: 8 ports detected [ 10.477384][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.479061][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.480529][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.482833][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.484128][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.485422][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.486353][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.487573][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.490245][ T1] hub 22-0:1.0: USB hub found [ 10.491190][ T1] hub 22-0:1.0: 8 ports detected [ 10.498677][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.500444][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.502835][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.504160][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.505348][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.506398][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.507691][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.510401][ T1] hub 23-0:1.0: USB hub found [ 10.511299][ T1] hub 23-0:1.0: 8 ports detected [ 10.517138][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.518724][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.520271][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.522695][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.524178][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.525369][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.526285][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.527611][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.530283][ T1] hub 24-0:1.0: USB hub found [ 10.531207][ T1] hub 24-0:1.0: 8 ports detected [ 10.538685][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.540524][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.542872][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.544232][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.545469][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.546369][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.548096][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.550914][ T1] hub 25-0:1.0: USB hub found [ 10.551907][ T1] hub 25-0:1.0: 8 ports detected [ 10.558959][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.560846][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.563949][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.566030][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.567620][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.568700][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.569624][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.570932][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.573890][ T1] hub 26-0:1.0: USB hub found [ 10.574796][ T1] hub 26-0:1.0: 8 ports detected [ 10.580987][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.583923][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.585936][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.587326][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.588644][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.589769][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.591442][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.594220][ T1] hub 27-0:1.0: USB hub found [ 10.595143][ T1] hub 27-0:1.0: 8 ports detected [ 10.601345][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.604519][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.606302][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.608220][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.609889][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.611036][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.612116][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.613637][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.616354][ T1] hub 28-0:1.0: USB hub found [ 10.617474][ T1] hub 28-0:1.0: 8 ports detected [ 10.624409][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.626204][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.628278][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.629819][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.630974][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.632774][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.633951][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.636546][ T1] hub 29-0:1.0: USB hub found [ 10.637392][ T1] hub 29-0:1.0: 8 ports detected [ 10.644403][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.645970][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.647727][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.649510][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.650783][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.651902][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.652922][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.654165][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.656813][ T1] hub 30-0:1.0: USB hub found [ 10.657711][ T1] hub 30-0:1.0: 8 ports detected [ 10.665074][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.666697][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.668594][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.669925][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.671022][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.671991][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.673378][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.676071][ T1] hub 31-0:1.0: USB hub found [ 10.676944][ T1] hub 31-0:1.0: 8 ports detected [ 10.683800][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.685672][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.687119][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.688888][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.690153][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.691450][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.692479][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.693714][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.696545][ T1] hub 32-0:1.0: USB hub found [ 10.697550][ T1] hub 32-0:1.0: 8 ports detected [ 10.704520][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.706234][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.708168][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.709698][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.711646][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.713442][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.714825][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.717541][ T1] hub 33-0:1.0: USB hub found [ 10.718464][ T1] hub 33-0:1.0: 8 ports detected [ 10.724288][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.726683][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.728138][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.730310][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.734172][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.735593][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.736583][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.737788][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.740505][ T1] hub 34-0:1.0: USB hub found [ 10.741388][ T1] hub 34-0:1.0: 8 ports detected [ 10.749261][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.751335][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.753412][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.754817][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.756081][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.757108][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.758355][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.761111][ T1] hub 35-0:1.0: USB hub found [ 10.762346][ T1] hub 35-0:1.0: 8 ports detected [ 10.768596][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.770268][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.771778][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.774856][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.776270][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.777762][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.778765][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.780149][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.783306][ T1] hub 36-0:1.0: USB hub found [ 10.784187][ T1] hub 36-0:1.0: 8 ports detected [ 10.791086][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.793703][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.796890][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.798350][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.799459][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.800392][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.801664][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.804653][ T1] hub 37-0:1.0: USB hub found [ 10.805660][ T1] hub 37-0:1.0: 8 ports detected [ 10.811231][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.814588][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.816595][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.818554][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.819930][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.821048][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.822274][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.823688][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.826339][ T1] hub 38-0:1.0: USB hub found [ 10.827297][ T1] hub 38-0:1.0: 8 ports detected [ 10.833574][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.835187][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.837055][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.838361][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.839888][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.841378][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.843455][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.846668][ T1] hub 39-0:1.0: USB hub found [ 10.847621][ T1] hub 39-0:1.0: 8 ports detected [ 10.854186][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.855827][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.857410][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.859195][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.860667][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.862167][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.863373][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.865306][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.868283][ T1] hub 40-0:1.0: USB hub found [ 10.869215][ T1] hub 40-0:1.0: 8 ports detected [ 10.875553][ T1] usbcore: registered new device driver usbip-host [ 10.879149][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.881849][ T1] i8042: Warning: Keylock active [ 10.886225][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.888091][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.953137][ T1] mousedev: PS/2 mouse device common for all mice [ 10.960160][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.967399][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.968315][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.969716][ T1] i2c /dev entries driver [ 10.973789][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.976205][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.978019][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.979882][ T1] IR NEC protocol handler initialized [ 10.980833][ T1] IR RC5(x/sz) protocol handler initialized [ 10.981773][ T1] IR RC6 protocol handler initialized [ 10.984005][ T1] IR JVC protocol handler initialized [ 10.984801][ T1] IR Sony protocol handler initialized [ 10.985760][ T1] IR SANYO protocol handler initialized [ 10.986803][ T1] IR Sharp protocol handler initialized [ 10.987578][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.988603][ T1] IR XMP protocol handler initialized [ 10.990178][ T1] usbcore: registered new interface driver uvcvideo [ 10.991305][ T1] USB Video Class driver (1.1.1) [ 10.992211][ T1] gspca_main: v2.14.0 registered [ 11.010610][ T1] vivid-000: using single planar format API [ 11.027694][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.029512][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.031260][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.033305][ T1] vivid-000: V4L2 output device registered as video4 [ 11.035172][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.037176][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.039095][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.040641][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.042352][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.044000][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.045605][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.047173][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.048869][ T1] vivid-001: using multiplanar format API [ 11.062751][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.070604][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.078212][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.086052][ T1] vivid-001: V4L2 output device registered as video8 [ 11.093501][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.103475][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.113294][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.122190][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.129572][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.137420][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.145565][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.153805][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.162277][ T1] vivid-002: using single planar format API [ 11.173968][ T2631] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.196543][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.204529][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.212490][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.220240][ T1] vivid-002: V4L2 output device registered as video12 [ 11.227850][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.237627][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.247352][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.254996][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.262701][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.270349][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.278595][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.286720][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.294971][ T1] vivid-003: using multiplanar format API [ 11.313778][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.321632][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.329438][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.337342][ T1] vivid-003: V4L2 output device registered as video16 [ 11.344805][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.354519][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.365012][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.372547][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.379913][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.387635][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.395861][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.405544][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.413868][ T1] vivid-004: using single planar format API [ 11.432762][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.440595][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.448077][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.456053][ T1] vivid-004: V4L2 output device registered as video20 [ 11.463418][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.473202][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.482934][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.490507][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.497974][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.505700][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.513909][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.522101][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.530293][ T1] vivid-005: using multiplanar format API [ 11.548803][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.556786][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.564565][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.572534][ T1] vivid-005: V4L2 output device registered as video24 [ 11.579854][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.589715][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.599492][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.606996][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.614523][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.623594][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.624933][ T2631] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.631867][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.649337][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.657750][ T1] vivid-006: using single planar format API [ 11.677004][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.684819][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.692321][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.700176][ T1] vivid-006: V4L2 output device registered as video28 [ 11.707513][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.717347][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.727101][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.735546][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.743300][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.751091][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.759412][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.767750][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.776057][ T1] vivid-007: using multiplanar format API [ 11.795437][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.803436][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.811027][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.821004][ T1] vivid-007: V4L2 output device registered as video32 [ 11.828398][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.838342][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.848369][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.856024][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.863687][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.871455][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.879766][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.888103][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.896532][ T1] vivid-008: using single planar format API [ 11.915696][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.923565][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.931258][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.940752][ T1] vivid-008: V4L2 output device registered as video36 [ 11.948225][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.958193][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.968089][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.975768][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.983473][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.991347][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.999623][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 12.007763][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 12.016089][ T1] vivid-009: using multiplanar format API [ 12.034909][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 12.043010][ T1] vivid-009: V4L2 capture device registered as video39 [ 12.050624][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 12.058720][ T1] vivid-009: V4L2 output device registered as video40 [ 12.066111][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 12.075993][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 12.085873][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 12.093543][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 12.100982][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 12.108811][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 12.117023][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 12.125198][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 12.133452][ T1] vivid-010: using single planar format API [ 12.152385][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 12.160267][ T1] vivid-010: V4L2 capture device registered as video43 [ 12.167788][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 12.175790][ T1] vivid-010: V4L2 output device registered as video44 [ 12.183144][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 12.193858][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 12.203617][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 12.211191][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 12.218731][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 12.226602][ T395] floppy0: no floppy controllers found [ 12.235577][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 12.244047][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 12.252410][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 12.260701][ T1] vivid-011: using multiplanar format API [ 12.279456][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 12.287275][ T1] vivid-011: V4L2 capture device registered as video47 [ 12.294871][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 12.303254][ T1] vivid-011: V4L2 output device registered as video48 [ 12.310710][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 12.320797][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 12.330665][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 12.338302][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 12.346055][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 12.354088][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 12.362537][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 12.370673][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 12.379038][ T1] vivid-012: using single planar format API [ 12.398220][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 12.406254][ T1] vivid-012: V4L2 capture device registered as video51 [ 12.414158][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 12.422390][ T1] vivid-012: V4L2 output device registered as video52 [ 12.429930][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.440088][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.449873][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.457473][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.465267][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.473189][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.481369][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.489621][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.497980][ T1] vivid-013: using multiplanar format API [ 12.516738][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 12.524823][ T1] vivid-013: V4L2 capture device registered as video55 [ 12.532401][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 12.540329][ T1] vivid-013: V4L2 output device registered as video56 [ 12.547809][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 12.557664][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.567442][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.575699][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.583247][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 12.591018][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.599281][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.607449][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.616701][ T1] vivid-014: using single planar format API [ 12.635667][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.643777][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.651413][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.659502][ T1] vivid-014: V4L2 output device registered as video60 [ 12.667017][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.677042][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.686988][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.694644][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.702423][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.710196][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.718446][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.726765][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.735117][ T1] vivid-015: using multiplanar format API [ 12.754129][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.762314][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.770524][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.778671][ T1] vivid-015: V4L2 output device registered as video64 [ 12.786048][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.795965][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.805689][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.813449][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.820943][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.828764][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.836972][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.845146][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.855550][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.864307][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.873438][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.882607][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.892576][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.899166][ T1] iTCO_vendor_support: vendor-support=0 [ 12.906857][ T1] device-mapper: uevent: version 1.0.3 [ 12.913738][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.924513][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.931896][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.939505][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.947467][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.955215][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.960510][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.966527][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.972841][ T1] Bluetooth: HCI UART protocol LL registered [ 12.978933][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.986261][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.992362][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.998836][ T1] Bluetooth: HCI UART protocol Marvell registered [ 13.005620][ T1] usbcore: registered new interface driver bfusb [ 13.012382][ T1] usbcore: registered new interface driver btusb [ 13.019817][ T1] CAPI 2.0 started up with major 68 (middleware) [ 13.026224][ T1] Modular ISDN core version 1.1.29 [ 13.032197][ T1] NET: Registered protocol family 34 [ 13.037484][ T1] DSP module 2.0 [ 13.041022][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 13.059742][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 13.066077][ T1] 0 virtual devices registered [ 13.070823][ T1] intel_pstate: CPU model not supported [ 13.080586][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 13.089278][ T1] usnic_verbs:usnic_uiom_init:563: [ 13.089282][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 13.104809][ T1] usnic_verbs:usnic_ib_init:667: [ 13.104812][ T1] Unable to initialize umem with err -1 [ 13.116914][ T1] iscsi: registered transport (iser) [ 13.123413][ T1] SoftiWARP attached [ 13.127478][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.138990][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.150465][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.170229][ T1] hid: raw HID events driver (C) Jiri Kosina [ 13.216581][ T1] usbcore: registered new interface driver usbhid [ 13.233929][ T1] usbhid: USB HID core driver [ 13.254852][ T1] ashmem: initialized [ 13.357924][ T1] usbcore: registered new interface driver snd-usb-audio [ 13.365272][ T1] drop_monitor: Initializing network drop monitor service [ 13.373674][ T1] NET: Registered protocol family 26 [ 13.379079][ T1] GACT probability on [ 13.383107][ T1] Mirror/redirect action on [ 13.387780][ T1] Simple TC action Loaded [ 13.394457][ T1] netem: version 1.3 [ 13.398583][ T1] u32 classifier [ 13.402167][ T1] Performance counters on [ 13.406834][ T1] input device check on [ 13.411309][ T1] Actions configured [ 13.418002][ T1] nf_conntrack_irc: failed to register helpers [ 13.424261][ T1] nf_conntrack_sane: failed to register helpers [ 13.469758][ T1] nf_conntrack_sip: failed to register helpers [ 13.481029][ T1] xt_time: kernel timezone is -0000 [ 13.486522][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 13.493746][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 13.503415][ T1] IPVS: ipvs loaded. [ 13.507381][ T1] IPVS: [rr] scheduler registered. [ 13.512523][ T1] IPVS: [wrr] scheduler registered. [ 13.517708][ T1] IPVS: [lc] scheduler registered. [ 13.522908][ T1] IPVS: [wlc] scheduler registered. [ 13.528081][ T1] IPVS: [fo] scheduler registered. [ 13.533228][ T1] IPVS: [ovf] scheduler registered. [ 13.538460][ T1] IPVS: [lblc] scheduler registered. [ 13.543792][ T1] IPVS: [lblcr] scheduler registered. [ 13.549149][ T1] IPVS: [dh] scheduler registered. [ 13.554468][ T1] IPVS: [sh] scheduler registered. [ 13.559580][ T1] IPVS: [mh] scheduler registered. [ 13.564880][ T1] IPVS: [sed] scheduler registered. [ 13.570117][ T1] IPVS: [nq] scheduler registered. [ 13.575476][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 13.581570][ T1] IPVS: [sip] pe registered. [ 13.586426][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 13.595050][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.600786][ T1] ip_gre: GRE over IPv4 tunneling driver [ 13.612954][ T1] IPv4 over IPsec tunneling driver [ 13.622112][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 13.630110][ T1] Initializing XFRM netlink socket [ 13.635424][ T1] IPsec XFRM device driver [ 13.640744][ T1] NET: Registered protocol family 10 [ 13.646331][ T1] [ 13.648659][ T1] ============================= [ 13.653511][ T1] WARNING: suspicious RCU usage [ 13.658336][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 13.664871][ T1] ----------------------------- [ 13.669712][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 13.677529][ T1] [ 13.677529][ T1] other info that might help us debug this: [ 13.677529][ T1] [ 13.687962][ T1] [ 13.687962][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 13.696248][ T1] 1 lock held by swapper/0/1: [ 13.700906][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 13.711179][ T1] [ 13.711179][ T1] stack backtrace: [ 13.717156][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 13.726274][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.727083][ T1] Call Trace: [ 13.727083][ T1] dump_stack+0x18f/0x20d [ 13.742038][ T1] ip6mr_get_table+0x153/0x180 [ 13.742038][ T1] ip6mr_new_table+0x1b/0x70 [ 13.742038][ T1] ip6mr_net_init+0x133/0x3f0 [ 13.742038][ T1] ? ip6mr_net_exit+0x100/0x100 [ 13.742038][ T1] ops_init+0xaf/0x420 [ 13.742038][ T1] register_pernet_operations+0x346/0x840 [ 13.742038][ T1] ? setup_net+0x860/0x860 [ 13.742038][ T1] ? down_write_killable+0x170/0x170 [ 13.742038][ T1] ? cpus_read_unlock+0xa4/0x140 [ 13.742038][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 13.742038][ T1] ? unix_diag_init+0x11/0x11 [ 13.742038][ T1] register_pernet_subsys+0x25/0x40 [ 13.742038][ T1] ip6_mr_init+0x49/0x152 [ 13.742038][ T1] inet6_init+0x1d7/0x6dc [ 13.742038][ T1] do_one_initcall+0x10a/0x7d0 [ 13.742038][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 13.742038][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 13.742038][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 13.742038][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 13.742038][ T1] kernel_init_freeable+0x501/0x5ae [ 13.742038][ T1] ? rest_init+0x365/0x365 [ 13.742038][ T1] kernel_init+0xd/0x1bb [ 13.742038][ T1] ret_from_fork+0x24/0x30 [ 13.868910][ T1] Segment Routing with IPv6 [ 13.873893][ T1] mip6: Mobile IPv6 [ 13.881373][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.893541][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.901792][ T1] NET: Registered protocol family 17 [ 13.907207][ T1] NET: Registered protocol family 15 [ 13.912925][ T1] Bridge firewalling registered [ 13.919206][ T1] NET: Registered protocol family 9 [ 13.924538][ T1] X25: Linux Version 0.2 [ 13.956216][ T1] NET: Registered protocol family 6 [ 13.995025][ T1] NET: Registered protocol family 11 [ 14.000521][ T1] NET: Registered protocol family 3 [ 14.006548][ T1] can: controller area network core (rev 20170425 abi 9) [ 14.014216][ T1] NET: Registered protocol family 29 [ 14.019506][ T1] can: raw protocol (rev 20170425) [ 14.024688][ T1] can: broadcast manager protocol (rev 20170425 t) [ 14.031197][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 14.037892][ T1] can: SAE J1939 [ 14.042117][ T1] Bluetooth: RFCOMM TTY layer initialized [ 14.048088][ T1] Bluetooth: RFCOMM socket layer initialized [ 14.055544][ T1] Bluetooth: RFCOMM ver 1.11 [ 14.060164][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 14.067105][ T1] Bluetooth: BNEP filters: protocol multicast [ 14.073291][ T1] Bluetooth: BNEP socket layer initialized [ 14.079081][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 14.085084][ T1] Bluetooth: CMTP socket layer initialized [ 14.090904][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 14.097731][ T1] Bluetooth: HIDP socket layer initialized [ 14.103954][ T1] RPC: Registered rdma transport module. [ 14.109582][ T1] RPC: Registered rdma backchannel transport module. [ 14.118741][ T1] NET: Registered protocol family 33 [ 14.124123][ T1] Key type rxrpc registered [ 14.128602][ T1] Key type rxrpc_s registered [ 14.134230][ T1] NET: Registered protocol family 41 [ 14.140052][ T1] lec:lane_module_init: lec.c: initialized [ 14.146118][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 14.151895][ T1] l2tp_core: L2TP core driver, V2.0 [ 14.157233][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 14.162874][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 14.169552][ T1] l2tp_netlink: L2TP netlink interface [ 14.175237][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 14.182214][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 14.189791][ T1] NET: Registered protocol family 35 [ 14.195515][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 14.211684][ T1] DCCP: Activated CCID 2 (TCP-like) [ 14.217404][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 14.225253][ T1] sctp: Hash tables configured (bind 32/56) [ 14.232916][ T1] NET: Registered protocol family 21 [ 14.239067][ T1] Registered RDS/infiniband transport [ 14.245385][ T1] Registered RDS/tcp transport [ 14.250195][ T1] tipc: Activated (version 2.0.0) [ 14.255727][ T1] NET: Registered protocol family 30 [ 14.262011][ T1] tipc: Started in single node mode [ 14.267736][ T1] NET: Registered protocol family 43 [ 14.273465][ T1] 9pnet: Installing 9P2000 support [ 14.279119][ T1] NET: Registered protocol family 37 [ 14.288110][ T1] NET: Registered protocol family 36 [ 14.294242][ T1] Key type dns_resolver registered [ 14.300781][ T1] Key type ceph registered [ 14.305963][ T1] libceph: loaded (mon/osd proto 15/24) [ 14.313663][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 14.322688][ T1] openvswitch: Open vSwitch switching datapath [ 14.331188][ T1] NET: Registered protocol family 40 [ 14.337665][ T1] mpls_gso: MPLS GSO support [ 14.348358][ T1] IPI shorthand broadcast: enabled [ 14.353776][ T1] AVX2 version of gcm_enc/dec engaged. [ 14.359226][ T1] AES CTR mode by8 optimization enabled [ 14.370508][ T1] sched_clock: Marking stable (14317830794, 52636549)->(14371434237, -966894) [ 14.380804][ T1] registered taskstats version 1 [ 14.386160][ T1] Loading compiled-in X.509 certificates [ 14.396635][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 14.408511][ T1] zswap: loaded using pool lzo/zbud [ 14.415049][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 14.424771][ T1] Key type ._fscrypt registered [ 14.429610][ T1] Key type .fscrypt registered [ 14.434404][ T1] Key type fscrypt-provisioning registered [ 14.442537][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 14.449385][ T1] FS-Cache: Netfs 'afs' registered for caching [ 14.466091][ T1] Btrfs loaded, crc32c=crc32c-intel [ 14.475963][ T1] Key type big_key registered [ 14.482705][ T1] Key type encrypted registered [ 14.487580][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 14.494029][ T1] ima: No TPM chip found, activating TPM-bypass! [ 14.500651][ T1] ima: Allocated hash algorithm: sha256 [ 14.506410][ T1] ima: No architecture policies found [ 14.512034][ T1] evm: Initialising EVM extended attributes: [ 14.518009][ T1] evm: security.selinux [ 14.522203][ T1] evm: security.SMACK64 [ 14.526344][ T1] evm: security.SMACK64EXEC [ 14.531092][ T1] evm: security.SMACK64TRANSMUTE [ 14.536045][ T1] evm: security.SMACK64MMAP [ 14.540519][ T1] evm: security.apparmor [ 14.545255][ T1] evm: security.ima [ 14.549061][ T1] evm: security.capability [ 14.553537][ T1] evm: HMAC attrs: 0x1 [ 14.559246][ T1] PM: Magic number: 4:195:23 [ 14.564991][ T1] memory memory63: hash matches [ 14.571200][ T1] printk: console [netcon0] enabled [ 14.576442][ T1] netconsole: network logging started [ 14.585280][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 14.594526][ T1] rdma_rxe: loaded [ 14.598614][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 14.609562][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 14.618215][ T2603] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 14.628004][ T1] ALSA device list: [ 14.631799][ T1] #0: Dummy 1 [ 14.635389][ T2603] cfg80211: failed to load regulatory.db [ 14.641533][ T1] #1: Loopback 1 [ 14.645293][ T1] #2: Virtual MIDI Card 1 [ 14.652618][ T1] md: Waiting for all devices to be available before autodetect [ 14.661197][ T1] md: If you don't use raid, use raid=noautodetect [ 14.672053][ T1] md: Autodetecting RAID arrays. [ 14.677041][ T1] md: autorun ... [ 14.680645][ T1] md: ... autorun DONE. [ 14.704411][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 14.714089][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 14.726710][ T1] devtmpfs: mounted [ 14.739160][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 14.745974][ T1] Kernel memory protection disabled. [ 14.802712][ T1] Run /sbin/init as init process [ 15.675631][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.691255][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.699220][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.767424][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 15.790021][ T1] systemd[1]: Detected virtualization kvm. [ 15.797848][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.855819][ T1] systemd[1]: Set hostname to . [ 16.189827][ T3881] systemd-fstab-generator[3881]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.238634][ T3882] systemd-cryptse (3882) used greatest stack depth: 25136 bytes left [ 16.265883][ T3881] systemd-fstab-generator[3881]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.282153][ T3890] selinux-autorel (3890) used greatest stack depth: 24272 bytes left [ 16.284974][ T3881] systemd-fstab-generator[3881]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.329750][ T3880] systemd[3880]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 16.340663][ T3881] systemd-fstab-g (3881) used greatest stack depth: 23880 bytes left [ 16.800224][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 16.844352][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 16.889810][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ 16.933567][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 16.974924][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on Journal Socket. [ OK ] Reached target Remote File Systems. [ OK ] Listening on Syslog Socket. [ OK ] Reached target Swap. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. [ 17.227378][ T1] [ 17.229784][ T1] ============================= [ 17.234686][ T1] WARNING: suspicious RCU usage [ 17.239524][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 17.246073][ T1] ----------------------------- [ 17.250913][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 17.260298][ T1] [ 17.260298][ T1] other info that might help us debug this: [ 17.260298][ T1] [ 17.270594][ T1] [ 17.270594][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 17.278682][ T1] 2 locks held by systemd/1: [ 17.283290][ T1] #0: ffff888098826450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 17.292423][ T1] #1: ffff88809856e690 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 17.302426][ T1] [ 17.302426][ T1] stack backtrace: [ 17.308308][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 17.317208][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.327237][ T1] Call Trace: [ 17.330510][ T1] dump_stack+0x18f/0x20d [ 17.334818][ T1] evm_protected_xattr+0x1c2/0x210 [ 17.339908][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 17.345354][ T1] evm_inode_setxattr+0xc4/0xf0 [ 17.350191][ T1] security_inode_setxattr+0x18f/0x200 [ 17.355643][ T1] vfs_setxattr+0xa7/0xf0 [ 17.359946][ T1] setxattr+0x23d/0x330 [ 17.364078][ T1] ? vfs_setxattr+0xf0/0xf0 [ 17.368569][ T1] ? lock_acquire+0x1f4/0x940 [ 17.373220][ T1] ? mnt_want_write+0x3a/0xb0 [ 17.377877][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 17.383400][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 17.388661][ T1] ? preempt_count_add+0x74/0x140 [ 17.393677][ T1] ? preempt_count_add+0x74/0x140 [ 17.398677][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 17.403682][ T1] path_setxattr+0x170/0x190 [ 17.408260][ T1] ? setxattr+0x330/0x330 [ 17.412568][ T1] ? task_work_run+0x160/0x1b0 [ 17.417330][ T1] __x64_sys_setxattr+0xc0/0x160 [ 17.422245][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 17.427630][ T1] do_syscall_64+0xf6/0x7d0 [ 17.432123][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 17.437990][ T1] RIP: 0033:0x7fbf22d7167a [ 17.442398][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 17.462089][ T1] RSP: 002b:00007ffd3492b2e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 17.470476][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbf22d7167a [ 17.478425][ T1] RDX: 00007ffd3492b360 RSI: 000056159bdecf9b RDI: 000056159c833900 [ 17.487084][ T1] RBP: 000056159bdecf9b R08: 0000000000000000 R09: 0000000000000030 [ 17.495030][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffd3492b360 [ 17.502978][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000056159c836620 [ OK ] Created slice System Slice. Starting Load Kernel Modules... Mounting /sys/kernel/debug... Mounting POSIX Message Queue Fil[ 17.679570][ T3893] mount (3893) used greatest stack depth: 23720 bytes left e System... Mounting Huge Pages File System... [ OK ] Reached target Slices. Starting Create Static Device Nodes in /dev... Mounting /proc/sys/fs/binfmt_misc... [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-getty.slice. [ OK ] Listening on Journal Socket (/dev/log). Starting Remount Root and Kernel File Systems... [ 18.039506][ T3901] systemd-tmpfile (3901) used greatest stack depth: 23048 bytes left Mounting /sys/kernel/config... [ OK ] Listening on Journal Audit Socket. [ 18.153192][ T3906] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Reached target Sockets. Starting Journal Service... [ 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 Create Static Device Nodes in /dev. [ OK ] Started Remount Root and Kernel File Systems. Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 20.394975][ T3912] systemd-journald[3912]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 20.830235][ T1] [ 20.853420][ T1] ============================= [ 20.858313][ T1] WARNING: suspicious RCU usage [ 20.872188][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 20.878751][ T1] ----------------------------- [ 20.886757][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 20.896222][ T1] [ 20.896222][ T1] other info that might help us debug this: [ 20.896222][ T1] [ 20.907287][ T1] [ 20.907287][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.915947][ T1] 4 locks held by systemd/1: [ 20.920545][ T1] #0: ffff888098a40450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 20.930626][ T1] #1: ffff8880a8c09088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.952055][ T1] #2: ffff888095b8c5b8 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.961666][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.988921][ T3956] [ 20.991411][ T3956] ============================= [ 20.997200][ T1] [ 20.997200][ T1] stack backtrace: [ 21.003714][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 21.012651][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.022353][ T3956] WARNING: suspicious RCU usage [ 21.022713][ T1] Call Trace: [ 21.027567][ T3956] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 21.030847][ T1] dump_stack+0x18f/0x20d [ 21.041653][ T1] match_exception_partial+0x2ee/0x340 [ 21.047124][ T1] verify_new_ex+0x176/0x3a0 [ 21.051724][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 21.057202][ T1] ? lock_acquire+0x1f4/0x940 [ 21.061907][ T1] ? kernfs_fop_write+0x1db/0x490 [ 21.062006][ T3956] ----------------------------- [ 21.066933][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 21.071760][ T3956] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 21.076958][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 21.076973][ T1] ? lock_downgrade+0x840/0x840 [ 21.076990][ T1] cgroup_file_write+0x20d/0x710 [ 21.077004][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 21.077017][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 21.077033][ T1] ? __might_fault+0x190/0x1d0 [ 21.077050][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 21.102075][ T3956] [ 21.102075][ T3956] other info that might help us debug this: [ 21.102075][ T3956] [ 21.105863][ T1] kernfs_fop_write+0x268/0x490 [ 21.111120][ T3956] [ 21.111120][ T3956] rcu_scheduler_active = 2, debug_locks = 1 [ 21.115866][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 21.115880][ T1] __vfs_write+0x76/0x100 [ 21.115895][ T1] vfs_write+0x268/0x5d0 [ 21.115912][ T1] ksys_write+0x12d/0x250 [ 21.115928][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 21.142059][ T3956] 1 lock held by ip/3956: [ 21.144428][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.149331][ T3956] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 21.153654][ T1] do_syscall_64+0xf6/0x7d0 [ 21.153673][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.153685][ T1] RIP: 0033:0x7fbf22d65970 [ 21.153698][ 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 [ 21.153711][ T1] RSP: 002b:00007ffd3492aea8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 21.171984][ T3956] [ 21.171984][ T3956] stack backtrace: [ 21.177033][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fbf22d65970 [ 21.243336][ T1] RDX: 000000000000000a RSI: 000056159c8445a0 RDI: 0000000000000027 [ 21.251296][ T1] RBP: 000056159c8445a0 R08: 000056159c87b3e0 R09: 00007fbf2479b500 [ 21.259266][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 21.267255][ T1] R13: 0000000000000001 R14: 000056159c87b300 R15: 000000000000000a [ 21.282004][ T3956] CPU: 1 PID: 3956 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 21.282013][ T3956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.282018][ T3956] Call Trace: [ 21.282038][ T3956] dump_stack+0x18f/0x20d [ 21.282056][ T3956] bpq_device_event+0x609/0x75a [ 21.282075][ T3956] notifier_call_chain+0xc0/0x230 [ 21.282097][ T3956] call_netdevice_notifiers_info+0xb5/0x130 [ 21.282117][ T3956] __dev_notify_flags+0x121/0x2c0 [ 21.282132][ T3956] ? dev_change_name+0x700/0x700 [ 21.282149][ T3956] ? dev_set_allmulti+0x30/0x30 [ 21.339081][ T3956] ? __bfs+0x115/0x540 [ 21.343164][ T3956] dev_change_flags+0x100/0x160 [ 21.348028][ T3956] do_setlink+0xa1c/0x35d0 [ 21.352454][ T3956] ? mark_lock+0x129/0x1390 [ 21.356969][ T3956] ? rtnl_getlink+0xab0/0xab0 [ 21.361648][ T3956] ? print_usage_bug+0x240/0x240 [ 21.366679][ T3956] ? check_path+0x22/0x40 [ 21.371043][ T3956] ? memset+0x20/0x40 [ 21.375031][ T3956] ? __nla_validate_parse+0x2dc/0x1c70 [ 21.380513][ T3956] ? nla_get_range_signed+0x520/0x520 [ 21.385897][ T3956] ? mark_held_locks+0xe0/0xe0 [ 21.390663][ T3956] ? deref_stack_reg+0xaa/0xe0 [ 21.395436][ T3956] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.402062][ T3956] ? __lock_acquire+0x2018/0x3f20 [ 21.407107][ T3956] __rtnl_newlink+0xad0/0x1590 [ 21.411891][ T3956] ? rtnl_link_unregister+0x240/0x240 [ 21.417277][ T3956] ? is_bpf_text_address+0xcb/0x160 [ 21.422487][ T3956] ? kernel_text_address+0x6e/0xe0 [ 21.427602][ T3956] ? __kernel_text_address+0x9/0x30 [ 21.432807][ T3956] ? unwind_get_return_address+0x5a/0xa0 [ 21.438444][ T3956] ? profile_setup.cold+0xc1/0xc1 [ 21.443481][ T3956] ? arch_stack_walk+0x97/0xf0 [ 21.448382][ T3956] ? stack_trace_save+0x8c/0xc0 [ 21.453330][ T3956] ? stack_trace_consume_entry+0x160/0x160 [ 21.459196][ T3956] ? rtnl_newlink+0x46/0xa0 [ 21.463708][ T3956] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.469261][ T3956] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.475248][ T3956] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.481063][ T3956] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.486626][ T3956] rtnl_newlink+0x64/0xa0 [ 21.490960][ T3956] ? __rtnl_newlink+0x1590/0x1590 [ 21.495988][ T3956] rtnetlink_rcv_msg+0x44e/0xad0 [ 21.500932][ T3956] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.506224][ T3956] ? lock_acquire+0x1f4/0x940 [ 21.510908][ T3956] ? netlink_deliver_tap+0x146/0xcc0 [ 21.516209][ T3956] netlink_rcv_skb+0x15a/0x430 [ 21.520980][ T3956] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.526272][ T3956] ? netlink_ack+0xa60/0xa60 [ 21.530873][ T3956] ? netlink_deliver_tap+0x236/0xcc0 [ 21.536180][ T3956] netlink_unicast+0x537/0x740 [ 21.540955][ T3956] ? netlink_attachskb+0x810/0x810 [ 21.546159][ T3956] ? _copy_from_iter_full+0x25c/0x870 [ 21.551535][ T3956] ? __phys_addr_symbol+0x2c/0x70 [ 21.556564][ T3956] ? __check_object_size+0x171/0x437 [ 21.561859][ T3956] netlink_sendmsg+0x882/0xe10 [ 21.566629][ T3956] ? aa_af_perm+0x260/0x260 [ 21.571139][ T3956] ? netlink_unicast+0x740/0x740 [ 21.576093][ T3956] ? netlink_unicast+0x740/0x740 [ 21.581034][ T3956] sock_sendmsg+0xcf/0x120 [ 21.585454][ T3956] ____sys_sendmsg+0x6bf/0x7e0 [ 21.590230][ T3956] ? mark_held_locks+0xe0/0xe0 [ 21.594995][ T3956] ? kernel_sendmsg+0x50/0x50 [ 21.599687][ T3956] ? find_held_lock+0x2d/0x110 [ 21.604459][ T3956] ? mark_lock+0x129/0x1390 [ 21.609027][ T3956] ___sys_sendmsg+0x100/0x170 [ 21.613713][ T3956] ? sendmsg_copy_msghdr+0x70/0x70 [ 21.618832][ T3956] ? migration_entry_to_page+0x310/0x310 [ 21.624587][ T3956] ? do_raw_spin_unlock+0x171/0x260 [ 21.629827][ T3956] ? find_held_lock+0x2d/0x110 [ 21.634607][ T3956] ? do_page_fault+0x59e/0x13da [ 21.639479][ T3956] ? vm_insert_pages+0x6a0/0x6a0 [ 21.644427][ T3956] ? lock_downgrade+0x840/0x840 [ 21.649291][ T3956] ? __fget_light+0x1ab/0x270 [ 21.653983][ T3956] __sys_sendmsg+0xec/0x1b0 [ 21.658496][ T3956] ? __sys_sendmsg_sock+0xb0/0xb0 [ 21.663564][ T3956] ? down_read_nested+0x430/0x430 [ 21.668692][ T3956] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.674424][ T3956] ? do_syscall_64+0x21/0x7d0 [ 21.679114][ T3956] do_syscall_64+0xf6/0x7d0 [ 21.683627][ T3956] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.689534][ T3956] RIP: 0033:0x7fb87dacadc7 [ 21.693952][ T3956] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 21.713558][ T3956] RSP: 002b:00007ffe5a306928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 21.721994][ T3956] RAX: ffffffffffffffda RBX: 000000005eac01f3 RCX: 00007fb87dacadc7 [ 21.729969][ T3956] RDX: 0000000000000000 RSI: 00007ffe5a306970 RDI: 0000000000000003 [ 21.737953][ T3956] RBP: 00007ffe5a306970 R08: 0000000000001000 R09: fefefeff77686d74 [ 21.745952][ T3956] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffe5a3069b0 [ 21.753930][ T3956] R13: 000055cded1753c0 R14: 00007ffe5a30ea30 R15: 0000000000000000 Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ 22.231484][ C1] random: crng init done [ 22.235842][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (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) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Daily apt download activities. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting System Logging Service... Starting Permit User Sessions... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting OpenBSD Secure Shell server... [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ 50.338275][ T6782] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 50.350016][ T6782] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 50.358425][ T6782] CPU: 1 PID: 6782 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 50.367351][ T6782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.377421][ T6782] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 50.383487][ T6782] 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 [ 50.403098][ T6782] RSP: 0018:ffffc90004d07450 EFLAGS: 00010206 [ 50.403111][ T6782] RAX: dffffc0000000000 RBX: ffff8880991e2000 RCX: ffffffff8363b42a [ 50.403118][ T6782] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 50.403125][ T6782] RBP: 1ffff920009a0e8b R08: ffff888090074300 R09: fffffbfff1559872 [ 50.403133][ T6782] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff888098ad2fea [ 50.403140][ T6782] R13: ffff888098ad2000 R14: 0000000000001a7e R15: 0000000000000000 [ 50.403150][ T6782] FS: 00007f1d6efa78c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 50.403158][ T6782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.403165][ T6782] CR2: 0000556dab5198f5 CR3: 00000000960ad000 CR4: 00000000001406e0 [ 50.403175][ T6782] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.403181][ T6782] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.403185][ T6782] Call Trace: [ 50.403205][ T6782] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 50.403220][ T6782] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 50.403234][ T6782] ? __kmalloc+0x62f/0x7a0 [ 50.403245][ T6782] ? tomoyo_realpath_from_path+0xc2/0x620 [ 50.403260][ T6782] ? lock_release+0x800/0x800 [ 50.403271][ T6782] ? __lock_acquire+0x2018/0x3f20 [ 50.403285][ T6782] tomoyo_realpath_from_path+0x393/0x620 [ 50.403301][ T6782] tomoyo_path_number_perm+0x1c2/0x4d0 [ 50.403312][ T6782] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 50.403324][ T6782] ? tomoyo_execute_permission+0x470/0x470 [ 50.403342][ T6782] ? d_alloc_parallel+0x785/0x1b10 [ 50.403363][ T6782] ? d_alloc_parallel+0x9ea/0x1b10 [ 50.403382][ T6782] ? rcu_read_lock_held_common+0x130/0x130 [ 50.403393][ T6782] ? print_usage_bug+0x240/0x240 [ 50.403406][ T6782] tomoyo_path_mknod+0x10d/0x190 [ 50.403418][ T6782] ? tomoyo_path_chown+0x1b0/0x1b0 [ 50.403430][ T6782] ? mark_held_locks+0x9f/0xe0 [ 50.403441][ T6782] ? d_lookup+0xec/0x250 [ 50.403455][ T6782] security_path_mknod+0x116/0x180 [ 50.403469][ T6782] lookup_open+0x5ae/0x1320 [ 50.403484][ T6782] ? page_put_link+0x210/0x210 [ 50.403505][ T6782] ? preempt_count_add+0x74/0x140 [ 50.403517][ T6782] ? __mnt_want_write+0x1da/0x2c0 [ 50.403532][ T6782] path_openat+0x93c/0x27f0 [ 50.403549][ T6782] ? path_lookupat.isra.0+0x530/0x530 [ 50.403560][ T6782] ? up_read+0x1a8/0x750 [ 50.403572][ T6782] ? mark_held_locks+0xe0/0xe0 [ 50.403583][ T6782] ? down_read_nested+0x430/0x430 [ 50.403599][ T6782] do_filp_open+0x192/0x260 [ 50.403612][ T6782] ? may_open_dev+0xf0/0xf0 [ 50.403628][ T6782] ? simple_attr_release+0x40/0x40 [ 50.403645][ T6782] ? _raw_spin_unlock+0x24/0x40 [ 50.403655][ T6782] ? __alloc_fd+0x46d/0x600 [ 50.403672][ T6782] do_sys_openat2+0x585/0x7d0 [ 50.403686][ T6782] ? file_open_root+0x400/0x400 [ 50.403700][ T6782] ? up_read+0x1a8/0x750 [ 50.403715][ T6782] do_sys_open+0xc3/0x140 [ 50.403728][ T6782] ? filp_open+0x70/0x70 [ 50.403742][ T6782] ? handle_mm_fault+0x29e/0x660 [ 50.403757][ T6782] ? trace_hardirqs_off_caller+0x55/0x230 [ 50.403773][ T6782] do_syscall_64+0xf6/0x7d0 [ 50.403787][ T6782] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.403796][ T6782] RIP: 0033:0x7f1d6d1106f0 [ 50.403809][ T6782] 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 [ 50.403815][ T6782] RSP: 002b:00007fff6acbc958 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 50.403826][ T6782] RAX: ffffffffffffffda RBX: 0000556dacac9200 RCX: 00007f1d6d1106f0 [ 50.403832][ T6782] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000556dab5198f5 [ 50.403839][ T6782] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 50.403846][ T6782] R10: 0000000000000240 R11: 0000000000000246 R12: 0000556dab4ea51e [ 50.403852][ T6782] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 50.403863][ T6782] Modules linked in: [ 50.412019][ T6782] ---[ end trace b4aaff891fc7fd87 ]--- [ 50.412040][ T6782] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 50.412053][ T6782] 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 [ 50.412059][ T6782] RSP: 0018:ffffc90004d07450 EFLAGS: 00010206 [ 50.412069][ T6782] RAX: dffffc0000000000 RBX: ffff8880991e2000 RCX: ffffffff8363b42a [ 50.412076][ T6782] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 50.412082][ T6782] RBP: 1ffff920009a0e8b R08: ffff888090074300 R09: fffffbfff1559872 [ 50.412089][ T6782] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff888098ad2fea [ 50.412096][ T6782] R13: ffff888098ad2000 R14: 0000000000001a7e R15: 0000000000000000 [ 50.412105][ T6782] FS: 00007f1d6efa78c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 50.412113][ T6782] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.412120][ T6782] CR2: 00007fb954042078 CR3: 00000000960ad000 CR4: 00000000001406e0 [ 50.412130][ T6782] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.412137][ T6782] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.412144][ T6782] Kernel panic - not syncing: Fatal exception [ 50.413518][ T6782] Kernel Offset: disabled [ 50.915262][ T6782] Rebooting in 86400 seconds..