[ 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 [ 0.000007][ T0] kvm-clock: cpu 0, msr be43001, primary cpu clock [ 0.000008][ T0] kvm-clock: using sched offset of 4142076757 cycles [ 0.002136][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.008216][ T0] tsc: Detected 2300.000 MHz processor [ 0.011735][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.014657][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.016793][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.024533][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.026484][ T0] check: Scanning 1 areas for low memory corruption [ 0.028475][ T0] Using GB pages for direct mapping [ 0.032852][ T0] ACPI: Early table checksum verification disabled [ 0.034285][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.036667][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.039406][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.042328][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.044926][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.046247][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.047890][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.050711][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.052752][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.055183][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.057623][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.058957][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.060468][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.062402][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.063915][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.065901][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.068484][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.071203][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.073476][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.076376][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.078695][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.133236][ T0] Zone ranges: [ 0.134462][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.136717][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.138801][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.140332][ T0] Device empty [ 0.141097][ T0] Movable zone start for each node [ 0.142378][ T0] Early memory node ranges [ 0.143540][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.145537][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.147229][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.149397][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.151344][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.151350][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.182374][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.633702][ T0] kasan: KernelAddressSanitizer initialized [ 0.635708][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.637052][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.639326][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.641769][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.643853][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.645697][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.648072][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.650578][ T0] Using ACPI (MADT) for SMP configuration information [ 0.651909][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.654053][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.656597][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.658603][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.661167][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.663553][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.665863][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.667687][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.670102][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.672227][ T0] Booting paravirtualized kernel on KVM [ 0.674062][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.731316][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.734340][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.735743][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.737557][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.739516][ T0] Policy zone: Normal [ 0.740676][ 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 [ 0.760654][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.585134][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.595441][ T0] Running RCU self tests [ 1.596399][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.598446][ T0] rcu: RCU lockdep checking is enabled. [ 1.599840][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.601643][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.603575][ T0] Trampoline variant of Tasks RCU enabled. [ 1.606001][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.608543][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.619321][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.621553][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.625751][ T0] Console: colour VGA+ 80x25 [ 1.628854][ T0] printk: console [ttyS0] enabled [ 1.628854][ T0] printk: console [ttyS0] enabled [ 1.631055][ T0] printk: bootconsole [earlyser0] disabled [ 1.631055][ T0] printk: bootconsole [earlyser0] disabled [ 1.635469][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.638220][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.639647][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.641700][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.642799][ T0] ... CLASSHASH_SIZE: 4096 [ 1.644605][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.648175][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.649328][ T0] ... CHAINHASH_SIZE: 32768 [ 1.651648][ T0] memory used by lock dependency info: 6301 kB [ 1.653819][ T0] memory used for stack traces: 4224 kB [ 1.656196][ T0] per task-struct memory footprint: 1920 bytes [ 1.658126][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.661414][ T0] ACPI: Core revision 20200326 [ 1.665395][ T0] APIC: Switch to symmetric I/O mode setup [ 1.667470][ T0] x2apic enabled [ 1.669602][ T0] Switched APIC routing to physical x2apic. [ 1.674383][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.676129][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.679199][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.681594][ T0] pid_max: default: 32768 minimum: 301 [ 1.684300][ T0] LSM: Security Framework initializing [ 1.689226][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.691048][ T0] Yama: becoming mindful. [ 1.692430][ T0] TOMOYO Linux initialized [ 1.694744][ T0] AppArmor: AppArmor initialized [ 1.704012][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.711083][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.713884][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.716420][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.723028][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.725092][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.727234][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.729256][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.729291][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.737346][ T0] MDS: Mitigation: Clear CPU buffers [ 1.740035][ T0] Freeing SMP alternatives memory: 96K [ 1.866050][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.869186][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.869186][ T1] rcu: Hierarchical SRCU implementation. [ 1.869186][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.870886][ T1] smp: Bringing up secondary CPUs ... [ 1.876879][ T1] x86: Booting SMP configuration: [ 1.879287][ T1] .... node #0, CPUs: #1 [ 0.057786][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.882436][ 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. [ 1.882436][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.883498][ T1] smpboot: Max logical packages: 1 [ 1.889276][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.892953][ T1] devtmpfs: initialized [ 1.892953][ T1] x86/mm: Memory block size: 128MB [ 1.923188][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.924432][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.929328][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.932833][ T1] xor: automatically using best checksumming function avx [ 1.935431][ T1] PM: RTC time: 23:19:11, date: 2020-05-02 [ 1.936668][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.936673][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.942042][ T1] NET: Registered protocol family 16 [ 1.952974][ T1] audit: initializing netlink subsys (disabled) [ 1.954744][ T27] audit: type=2000 audit(1588461551.453:1): state=initialized audit_enabled=0 res=1 [ 1.961328][ T1] cpuidle: using governor menu [ 1.964241][ T1] ACPI: bus type PCI registered [ 1.969627][ T1] dca service started, version 1.12.1 [ 1.970260][ T1] PCI: Using configuration type 1 for base access [ 2.029985][ T113] kworker/u4:2 (113) used greatest stack depth: 27336 bytes left [ 2.149055][ T420] kworker/u4:1 (420) used greatest stack depth: 26992 bytes left [ 2.502001][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.505174][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.509233][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.530757][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.739233][ T1] raid6: avx2x4 gen() 11501 MB/s [ 2.905046][ T1] raid6: avx2x4 xor() 6167 MB/s [ 3.075006][ T1] raid6: avx2x2 gen() 8000 MB/s [ 3.245007][ T1] raid6: avx2x2 xor() 3381 MB/s [ 3.415005][ T1] raid6: avx2x1 gen() 4792 MB/s [ 3.585006][ T1] raid6: avx2x1 xor() 1795 MB/s [ 3.759239][ T1] raid6: sse2x4 gen() 6117 MB/s [ 3.929228][ T1] raid6: sse2x4 xor() 3196 MB/s [ 4.095000][ T1] raid6: sse2x2 gen() 4095 MB/s [ 4.264999][ T1] raid6: sse2x2 xor() 1700 MB/s [ 4.434998][ T1] raid6: sse2x1 gen() 2397 MB/s [ 4.605041][ T1] raid6: sse2x1 xor() 899 MB/s [ 4.607145][ T1] raid6: using algorithm avx2x4 gen() 11501 MB/s [ 4.609209][ T1] raid6: .... xor() 6167 MB/s, rmw enabled [ 4.611506][ T1] raid6: using avx2x2 recovery algorithm [ 4.614417][ T1] ACPI: Added _OSI(Module Device) [ 4.616073][ T1] ACPI: Added _OSI(Processor Device) [ 4.617905][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.619207][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.621437][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.624863][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.626752][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.682279][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.739259][ T1] ACPI: Interpreter enabled [ 4.739259][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.739283][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.740676][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.746378][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.851448][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.853997][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.857071][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.869440][ T1] PCI host bridge to bus 0000:00 [ 4.869440][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.871535][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.873835][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.875833][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.878081][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.879223][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.881509][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.892208][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.913159][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.930385][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.939777][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.944040][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.950366][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.972323][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.979228][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.986301][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.009964][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.016868][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.024468][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.060336][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.065980][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.071018][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.076878][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.081368][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.092139][ T1] iommu: Default domain type: Translated [ 5.094807][ T1] vgaarb: loaded [ 5.101908][ T1] SCSI subsystem initialized [ 5.110790][ T1] ACPI: bus type USB registered [ 5.112590][ T1] usbcore: registered new interface driver usbfs [ 5.112592][ T1] usbcore: registered new interface driver hub [ 5.113150][ T1] usbcore: registered new device driver usb [ 5.121075][ T1] mc: Linux media interface: v0.10 [ 5.121420][ T1] videodev: Linux video capture interface: v2.00 [ 5.123474][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.125370][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.132460][ T1] PTP clock support registered [ 5.133431][ T1] EDAC MC: Ver: 3.0.0 [ 5.139370][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.139564][ T1] PCI: Using ACPI for IRQ routing [ 5.142841][ T1] Bluetooth: Core ver 2.22 [ 5.144609][ T1] NET: Registered protocol family 31 [ 5.145973][ T1] Bluetooth: HCI device and connection manager initialized [ 5.147618][ T1] Bluetooth: HCI socket layer initialized [ 5.148965][ T1] Bluetooth: L2CAP socket layer initialized [ 5.150947][ T1] Bluetooth: SCO socket layer initialized [ 5.152852][ T1] NET: Registered protocol family 8 [ 5.154241][ T1] NET: Registered protocol family 20 [ 5.161108][ T1] NetLabel: Initializing [ 5.161108][ T1] NetLabel: domain hash size = 128 [ 5.161108][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.162376][ T1] NetLabel: unlabeled traffic allowed by default [ 5.170250][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.170814][ T1] NET: Registered protocol family 39 [ 5.172264][ T1] clocksource: Switched to clocksource kvm-clock [ 7.898209][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.900331][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.903295][ T1] FS-Cache: Loaded [ 7.905223][ T1] CacheFiles: Loaded [ 7.906446][ T1] TOMOYO: 2.6.0 [ 7.907251][ T1] Mandatory Access Control activated. [ 7.910493][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.912326][ T1] pnp: PnP ACPI init [ 7.928039][ T1] pnp: PnP ACPI: found 7 devices [ 7.980058][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.982716][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.984898][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.987531][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.989626][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.993219][ T1] NET: Registered protocol family 2 [ 7.996908][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.999177][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.006316][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.012374][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.016018][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.018053][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.020432][ T1] [ 8.020874][ T1] ============================= [ 8.021526][ T1] WARNING: suspicious RCU usage [ 8.022180][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 8.023041][ T1] ----------------------------- [ 8.023780][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.024859][ T1] [ 8.024859][ T1] other info that might help us debug this: [ 8.024859][ T1] [ 8.026322][ T1] [ 8.026322][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.028102][ T1] 1 lock held by swapper/0/1: [ 8.028787][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.030627][ T1] [ 8.030627][ T1] stack backtrace: [ 8.031720][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 8.033001][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.034362][ T1] Call Trace: [ 8.034850][ T1] dump_stack+0x18f/0x20d [ 8.035639][ T1] ipmr_get_table+0x130/0x160 [ 8.036280][ T1] ipmr_net_init+0x133/0x430 [ 8.036903][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.037613][ T1] ops_init+0xaf/0x420 [ 8.038210][ T1] register_pernet_operations+0x346/0x840 [ 8.038998][ T1] ? setup_net+0x860/0x860 [ 8.039650][ T1] ? down_write_killable+0x170/0x170 [ 8.040380][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.040380][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.040380][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.040380][ T1] register_pernet_subsys+0x25/0x40 [ 8.040380][ T1] ip_mr_init+0x36/0x168 [ 8.040380][ T1] inet_init+0x298/0x424 [ 8.040380][ T1] do_one_initcall+0x10a/0x7d0 [ 8.040380][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.040380][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.040380][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.040380][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.040380][ T1] kernel_init_freeable+0x501/0x5ae [ 8.040380][ T1] ? rest_init+0x365/0x365 [ 8.040380][ T1] kernel_init+0xd/0x1bb [ 8.040380][ T1] ret_from_fork+0x24/0x30 [ 8.054620][ T1] NET: Registered protocol family 1 [ 8.057530][ T1] RPC: Registered named UNIX socket transport module. [ 8.058640][ T1] RPC: Registered udp transport module. [ 8.059926][ T1] RPC: Registered tcp transport module. [ 8.060947][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.064036][ T1] NET: Registered protocol family 44 [ 8.064921][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.065972][ T1] PCI: CLS 0 bytes, default 64 [ 8.071003][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.072130][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.076732][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.081074][ T1] kvm: already loaded the other module [ 8.082137][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.083678][ T1] clocksource: Switched to clocksource tsc [ 8.084828][ T1] mce: Machine check injector initialized [ 8.089549][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.149188][ T1] Initialise system trusted keyrings [ 8.151172][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.152882][ T1] zbud: loaded [ 8.158053][ T1] DLM installed [ 8.163174][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.167168][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.169541][ T1] NFS: Registering the id_resolver key type [ 8.170605][ T1] Key type id_resolver registered [ 8.171384][ T1] Key type id_legacy registered [ 8.172070][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.173370][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.181691][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.183906][ T1] Key type cifs.spnego registered [ 8.184782][ T1] Key type cifs.idmap registered [ 8.185470][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.187115][ T1] fuse: init (API version 7.31) [ 8.190699][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.203844][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.208748][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.210066][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.211663][ T1] ocfs2: Registered cluster interface o2cb [ 8.213062][ T1] ocfs2: Registered cluster interface user [ 8.214366][ T1] OCFS2 User DLM kernel interface loaded [ 8.223598][ T1] gfs2: GFS2 installed [ 8.228183][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.229120][ T1] ceph: loaded (mds proto 32) [ 8.241384][ T1] NET: Registered protocol family 38 [ 8.243376][ T1] async_tx: api initialized (async) [ 8.244232][ T1] Key type asymmetric registered [ 8.244980][ T1] Asymmetric key parser 'x509' registered [ 8.245788][ T1] Asymmetric key parser 'pkcs8' registered [ 8.246607][ T1] Key type pkcs7_test registered [ 8.247271][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.248292][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.250173][ T1] io scheduler mq-deadline registered [ 8.250928][ T1] io scheduler kyber registered [ 8.252042][ T1] io scheduler bfq registered [ 8.266601][ T1] hgafb: HGA card not detected. [ 8.267456][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.268835][ T1] usbcore: registered new interface driver udlfb [ 8.271973][ T1] uvesafb: failed to execute /sbin/v86d [ 8.273166][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.274325][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.275334][ T1] uvesafb: vbe_init() failed with -22 [ 8.276197][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.277890][ T1] vga16fb: mapped to 0x00000000a2ef0d9b [ 8.343693][ T1] Console: switching to colour frame buffer device 80x30 [ 8.632361][ T1] fb0: VGA16 VGA frame buffer device [ 8.634993][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.650025][ T1] ACPI: Power Button [PWRF] [ 8.651679][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.653358][ T1] ACPI: Sleep Button [SLPF] [ 8.661670][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.675761][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.676819][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.692529][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.693800][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.711313][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.712437][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.757843][ T1857] kworker/u4:3 (1857) used greatest stack depth: 26920 bytes left [ 8.761911][ T1865] kworker/u4:3 (1865) used greatest stack depth: 26696 bytes left [ 8.866141][ T2042] kworker/u4:3 (2042) used greatest stack depth: 25968 bytes left [ 9.013991][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.015271][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.017038][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.026877][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.032980][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.038111][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.045436][ T1] Cyclades driver 2.6 [ 9.046647][ T1] Initializing Nozomi driver 2.1d [ 9.048756][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.050085][ T1] No rocketport ports found; unloading driver [ 9.053410][ T1] Non-volatile memory driver v1.3 [ 9.054843][ T1] Linux agpgart interface v0.103 [ 9.063863][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.065837][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.070489][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.071720][ T1] usbcore: registered new interface driver udl [ 9.122456][ T1] brd: module loaded [ 9.156316][ T1] loop: module loaded [ 9.317002][ T1] zram: Added device: zram0 [ 9.324147][ T1] null_blk: module loaded [ 9.330904][ T1] nfcsim 0.2 initialized [ 9.334515][ T1] Loading iSCSI transport class v2.0-870. [ 9.361324][ T1] scsi host0: Virtio SCSI HBA [ 9.407897][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.411415][ T39] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.430065][ T1] slram: not enough parameters. [ 9.435810][ T1] ftl_cs: FTL header not found. [ 9.474217][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.475837][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.477514][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.486450][ T1] MACsec IEEE 802.1AE [ 9.488109][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.534900][ T1] vcan: Virtual CAN interface driver [ 9.536024][ T1] vxcan: Virtual CAN Tunnel driver [ 9.536870][ T1] slcan: serial line CAN interface driver [ 9.538023][ T1] slcan: 10 dynamic interface channels. [ 9.539472][ T1] CAN device driver interface [ 9.540088][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.541594][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.545260][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.546674][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.548331][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.550189][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.553216][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.554199][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.555124][ T1] AX.25: bpqether driver version 004 [ 9.555909][ T1] PPP generic driver version 2.4.2 [ 9.557752][ T1] PPP BSD Compression module registered [ 9.559038][ T1] PPP Deflate Compression module registered [ 9.560116][ T1] PPP MPPE Compression module registered [ 9.561111][ T1] NET: Registered protocol family 24 [ 9.562156][ T1] PPTP driver version 0.8.5 [ 9.563666][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.565487][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.566930][ T1] SLIP linefill/keepalive option. [ 9.567769][ T1] hdlc: HDLC support module revision 1.22 [ 9.568775][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.570337][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.571483][ T1] LAPB Ethernet driver version 0.02 [ 9.572690][ T1] usbcore: registered new interface driver rndis_wlan [ 9.574211][ T1] mac80211_hwsim: initializing netlink [ 9.600733][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.612977][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.628282][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.630448][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.631960][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.633600][ T1] usbcore: registered new interface driver pegasus [ 9.635465][ T1] usbcore: registered new interface driver rtl8150 [ 9.636852][ T1] usbcore: registered new interface driver r8152 [ 9.638586][ T1] usbcore: registered new interface driver asix [ 9.640468][ T1] usbcore: registered new interface driver ax88179_178a [ 9.641839][ T1] usbcore: registered new interface driver cdc_ether [ 9.643123][ T1] usbcore: registered new interface driver dm9601 [ 9.644479][ T1] usbcore: registered new interface driver smsc75xx [ 9.645894][ T1] usbcore: registered new interface driver smsc95xx [ 9.647718][ T1] usbcore: registered new interface driver net1080 [ 9.650448][ T1] usbcore: registered new interface driver rndis_host [ 9.652218][ T1] usbcore: registered new interface driver cdc_subset [ 9.653789][ T1] usbcore: registered new interface driver zaurus [ 9.656222][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.657814][ T1] usbcore: registered new interface driver cdc_ncm [ 9.659801][ T1] usbcore: registered new interface driver cdc_mbim [ 9.666272][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.677715][ T1] aoe: AoE v85 initialised. [ 9.681625][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.682986][ T1] ehci-pci: EHCI PCI platform driver [ 9.684066][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.685307][ T1] ohci-pci: OHCI PCI platform driver [ 9.686197][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.688347][ T1] usbcore: registered new interface driver cdc_acm [ 9.691742][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.693899][ T1] usbcore: registered new interface driver usblp [ 9.695274][ T1] usbcore: registered new interface driver cdc_wdm [ 9.701724][ T1] usbcore: registered new interface driver uas [ 9.703123][ T1] usbcore: registered new interface driver usb-storage [ 9.704742][ T1] usbcore: registered new interface driver ums-realtek [ 9.706478][ T1] usbcore: registered new interface driver usbserial_generic [ 9.708682][ T1] usbserial: USB Serial support registered for generic [ 9.710426][ T1] usbcore: registered new interface driver ch341 [ 9.711581][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.713721][ T1] usbcore: registered new interface driver cp210x [ 9.715472][ T1] usbserial: USB Serial support registered for cp210x [ 9.716901][ T1] usbcore: registered new interface driver ftdi_sio [ 9.718297][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.720538][ T1] usbcore: registered new interface driver keyspan [ 9.721853][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.724579][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.726143][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.727979][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.729604][ T1] usbcore: registered new interface driver option [ 9.731389][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.732968][ T1] usbcore: registered new interface driver oti6858 [ 9.734248][ T1] usbserial: USB Serial support registered for oti6858 [ 9.735689][ T1] usbcore: registered new interface driver pl2303 [ 9.737333][ T1] usbserial: USB Serial support registered for pl2303 [ 9.738679][ T1] usbcore: registered new interface driver qcserial [ 9.740351][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.742315][ T1] usbcore: registered new interface driver sierra [ 9.743595][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.745452][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.746877][ T1] usbserial: USB Serial support registered for carelink [ 9.748209][ T1] usbserial: USB Serial support registered for zio [ 9.750970][ T1] usbserial: USB Serial support registered for funsoft [ 9.752236][ T1] usbserial: USB Serial support registered for flashloader [ 9.752346][ T1] usbserial: USB Serial support registered for google [ 9.754490][ T1] usbserial: USB Serial support registered for libtransistor [ 9.755972][ T1] usbserial: USB Serial support registered for vivopay [ 9.757808][ T1] usbserial: USB Serial support registered for moto_modem [ 9.759831][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.761280][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.762611][ T1] usbserial: USB Serial support registered for hp4x [ 9.764334][ T1] usbserial: USB Serial support registered for suunto [ 9.765993][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.769905][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.771404][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.775073][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.779102][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.781159][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.782530][ T1] usb usb1: Product: Dummy host controller [ 9.783616][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.785126][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.790498][ T1] hub 1-0:1.0: USB hub found [ 9.791956][ T1] hub 1-0:1.0: 1 port detected [ 9.797905][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.799942][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.801888][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.804636][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.806136][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.808902][ T1] usb usb2: Product: Dummy host controller [ 9.809921][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.811296][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.814869][ T1] hub 2-0:1.0: USB hub found [ 9.816290][ T1] hub 2-0:1.0: 1 port detected [ 9.821598][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.823338][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.825760][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.828373][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.830356][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.831769][ T1] usb usb3: Product: Dummy host controller [ 9.832763][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.834226][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.838069][ T1] hub 3-0:1.0: USB hub found [ 9.839968][ T1] hub 3-0:1.0: 1 port detected [ 9.844020][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.845630][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.848266][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.851153][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.852638][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.854715][ T1] usb usb4: Product: Dummy host controller [ 9.855662][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.857079][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.860823][ T1] hub 4-0:1.0: USB hub found [ 9.862083][ T1] hub 4-0:1.0: 1 port detected [ 9.865872][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.867804][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.869989][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.872629][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.874240][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.875903][ T1] usb usb5: Product: Dummy host controller [ 9.876904][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.878291][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.882266][ T1] hub 5-0:1.0: USB hub found [ 9.883534][ T1] hub 5-0:1.0: 1 port detected [ 9.888312][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.890122][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.892440][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.895145][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.897075][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.898461][ T1] usb usb6: Product: Dummy host controller [ 9.901425][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.902892][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.906765][ T1] hub 6-0:1.0: USB hub found [ 9.907936][ T1] hub 6-0:1.0: 1 port detected [ 9.912099][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.913579][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.916222][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.919282][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.920677][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.922149][ T1] usb usb7: Product: Dummy host controller [ 9.923094][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.924407][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.927969][ T1] hub 7-0:1.0: USB hub found [ 9.930500][ T1] hub 7-0:1.0: 1 port detected [ 9.934597][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.936160][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.938772][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.941587][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.943211][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.944606][ T1] usb usb8: Product: Dummy host controller [ 9.945490][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.946779][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.951031][ T1] hub 8-0:1.0: USB hub found [ 9.952270][ T1] hub 8-0:1.0: 1 port detected [ 9.973727][ T1] using random self ethernet address [ 9.974740][ T1] using random host ethernet address [ 9.980199][ T1] Mass Storage Function, version: 2009/09/11 [ 9.981337][ T1] LUN: removable file: (no medium) [ 9.982261][ T1] no file given for LUN0 [ 9.983185][ T1] printk: console [ttyGS0] disabled [ 9.989035][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.992904][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.995128][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.997213][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.001821][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.003248][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.004585][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.005882][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.007374][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.011202][ T1] hub 9-0:1.0: USB hub found [ 10.012888][ T1] hub 9-0:1.0: 8 ports detected [ 10.017209][ C1] random: fast init done [ 10.024489][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.028323][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.031492][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.035196][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.037385][ T21] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.038199][ T39] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.038914][ T21] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.040171][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.042374][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.043493][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.043540][ T21] sd 0:0:1:0: [sda] Write Protect is off [ 10.044666][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.046544][ T21] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.052341][ T1] hub 10-0:1.0: USB hub found [ 10.053561][ T1] hub 10-0:1.0: 8 ports detected [ 10.058377][ T21] sda: sda1 [ 10.066350][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.069799][ T21] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.069986][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.072480][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.073907][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.075034][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.076024][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.077307][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.081012][ T1] hub 11-0:1.0: USB hub found [ 10.081901][ T1] hub 11-0:1.0: 8 ports detected [ 10.087133][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.088721][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.090263][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.092032][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.093284][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.094392][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.095613][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.096885][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.100243][ T1] hub 12-0:1.0: USB hub found [ 10.101190][ T1] hub 12-0:1.0: 8 ports detected [ 10.107238][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.108852][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.111012][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.112452][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.113742][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.114652][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.115946][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.118638][ T1] hub 13-0:1.0: USB hub found [ 10.119652][ T1] hub 13-0:1.0: 8 ports detected [ 10.124810][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.126555][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.127969][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.130724][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.132083][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.133272][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.134162][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.135327][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.137909][ T1] hub 14-0:1.0: USB hub found [ 10.138803][ T1] hub 14-0:1.0: 8 ports detected [ 10.145001][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.147052][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.149003][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.150456][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.151869][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.152808][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.153990][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.156713][ T1] hub 15-0:1.0: USB hub found [ 10.157716][ T1] hub 15-0:1.0: 8 ports detected [ 10.163948][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.165746][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.167537][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.171291][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.172912][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.174048][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.175098][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.176317][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.178905][ T1] hub 16-0:1.0: USB hub found [ 10.179869][ T1] hub 16-0:1.0: 8 ports detected [ 10.185926][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.187526][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.189710][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.191210][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.192617][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.193555][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.194781][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.197728][ T1] hub 17-0:1.0: USB hub found [ 10.198656][ T1] hub 17-0:1.0: 8 ports detected [ 10.204591][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.206411][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.208064][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.211316][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.212583][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.213704][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.214608][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.215858][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.218619][ T1] hub 18-0:1.0: USB hub found [ 10.219669][ T1] hub 18-0:1.0: 8 ports detected [ 10.225915][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.227585][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.232091][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.233384][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.234533][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.235443][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.236732][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.239421][ T1] hub 19-0:1.0: USB hub found [ 10.240369][ T1] hub 19-0:1.0: 8 ports detected [ 10.245502][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.247305][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.248819][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.251837][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.253194][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.254363][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.255284][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.256440][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.259173][ T1] hub 20-0:1.0: USB hub found [ 10.260150][ T1] hub 20-0:1.0: 8 ports detected [ 10.266269][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.267901][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.270275][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.271653][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.272784][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.273925][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.275241][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.277892][ T1] hub 21-0:1.0: USB hub found [ 10.280502][ T1] hub 21-0:1.0: 8 ports detected [ 10.285941][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.287579][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.288996][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.292075][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.294429][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.295564][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.296485][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.297957][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.300745][ T1] hub 22-0:1.0: USB hub found [ 10.301634][ T1] hub 22-0:1.0: 8 ports detected [ 10.307726][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.310986][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.312957][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.314257][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.315376][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.316285][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.317540][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.320387][ T1] hub 23-0:1.0: USB hub found [ 10.321363][ T1] hub 23-0:1.0: 8 ports detected [ 10.326543][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.328195][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.331058][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.332965][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.334271][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.335770][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.336673][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.338431][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.341285][ T1] hub 24-0:1.0: USB hub found [ 10.342210][ T1] hub 24-0:1.0: 8 ports detected [ 10.348371][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.350700][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.352618][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.354191][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.355492][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.356406][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.357631][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.361719][ T1] hub 25-0:1.0: USB hub found [ 10.362729][ T1] hub 25-0:1.0: 8 ports detected [ 10.368314][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.371243][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.373049][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.374950][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.376444][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.377575][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.378536][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.379973][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.382660][ T1] hub 26-0:1.0: USB hub found [ 10.383626][ T1] hub 26-0:1.0: 8 ports detected [ 10.390926][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.392769][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.394826][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.396234][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.397649][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.398571][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.400060][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.402823][ T1] hub 27-0:1.0: USB hub found [ 10.403889][ T1] hub 27-0:1.0: 8 ports detected [ 10.410556][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.412274][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.413826][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.416870][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.418934][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.420166][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.421239][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.422457][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.425446][ T1] hub 28-0:1.0: USB hub found [ 10.426430][ T1] hub 28-0:1.0: 8 ports detected [ 10.432810][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.434753][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.436689][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.438253][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.440427][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.441750][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.442954][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.445712][ T1] hub 29-0:1.0: USB hub found [ 10.446890][ T1] hub 29-0:1.0: 8 ports detected [ 10.452243][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.454581][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.456257][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.458110][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.460965][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.462214][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.463136][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.464332][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.467126][ T1] hub 30-0:1.0: USB hub found [ 10.468027][ T1] hub 30-0:1.0: 8 ports detected [ 10.474198][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.475908][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.477876][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.479159][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.481102][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.482015][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.483236][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.486041][ T1] hub 31-0:1.0: USB hub found [ 10.486991][ T1] hub 31-0:1.0: 8 ports detected [ 10.492243][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.493836][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.495325][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.497093][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.498347][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.500887][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.501848][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.503024][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.505719][ T1] hub 32-0:1.0: USB hub found [ 10.506689][ T1] hub 32-0:1.0: 8 ports detected [ 10.513016][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.516371][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.521086][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.522424][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.523561][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.524467][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.525725][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.528314][ T1] hub 33-0:1.0: USB hub found [ 10.529412][ T1] hub 33-0:1.0: 8 ports detected [ 10.534570][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.536281][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.537901][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.541304][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.542691][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.543794][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.544813][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.546146][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.548790][ T1] hub 34-0:1.0: USB hub found [ 10.550527][ T1] hub 34-0:1.0: 8 ports detected [ 10.556784][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.558491][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.561287][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.562576][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.563658][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.564596][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.565826][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.568426][ T1] hub 35-0:1.0: USB hub found [ 10.569451][ T1] hub 35-0:1.0: 8 ports detected [ 10.574835][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.576564][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.578241][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.581577][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.582975][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.584117][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.585123][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.586332][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.589918][ T1] hub 36-0:1.0: USB hub found [ 10.591035][ T1] hub 36-0:1.0: 8 ports detected [ 10.597269][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.599304][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.601520][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.603022][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.604208][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.605352][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.606607][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.610192][ T1] hub 37-0:1.0: USB hub found [ 10.611047][ T1] hub 37-0:1.0: 8 ports detected [ 10.616266][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.617964][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.619639][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.621462][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.622700][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.623830][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.624899][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.626130][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.628763][ T1] hub 38-0:1.0: USB hub found [ 10.630948][ T1] hub 38-0:1.0: 8 ports detected [ 10.637301][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.639142][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.641841][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.643181][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.644260][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.645222][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.646389][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.648965][ T1] hub 39-0:1.0: USB hub found [ 10.649935][ T1] hub 39-0:1.0: 8 ports detected [ 10.655103][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.656872][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.658394][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.661843][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.663561][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.664672][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.665563][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.666789][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.669612][ T1] hub 40-0:1.0: USB hub found [ 10.670728][ T1] hub 40-0:1.0: 8 ports detected [ 10.676957][ T1] usbcore: registered new device driver usbip-host [ 10.681795][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.684587][ T1] i8042: Warning: Keylock active [ 10.686855][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.689689][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.753778][ T1] mousedev: PS/2 mouse device common for all mice [ 10.762260][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.768240][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.769146][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.770834][ T1] i2c /dev entries driver [ 10.773661][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.776139][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.777909][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.781939][ T1] IR NEC protocol handler initialized [ 10.782793][ T1] IR RC5(x/sz) protocol handler initialized [ 10.783600][ T1] IR RC6 protocol handler initialized [ 10.784440][ T1] IR JVC protocol handler initialized [ 10.785183][ T1] IR Sony protocol handler initialized [ 10.785913][ T1] IR SANYO protocol handler initialized [ 10.786654][ T1] IR Sharp protocol handler initialized [ 10.787505][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.788492][ T1] IR XMP protocol handler initialized [ 10.790267][ T1] usbcore: registered new interface driver uvcvideo [ 10.791236][ T1] USB Video Class driver (1.1.1) [ 10.791901][ T1] gspca_main: v2.14.0 registered [ 10.810160][ T1] vivid-000: using single planar format API [ 10.827975][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.829849][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.831521][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.833118][ T1] vivid-000: V4L2 output device registered as video4 [ 10.834650][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.836610][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.838466][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.840037][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.841530][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.843116][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.844961][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.846753][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.848685][ T1] vivid-001: using multiplanar format API [ 10.862841][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.864614][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.866373][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.867919][ T1] vivid-001: V4L2 output device registered as video8 [ 10.869417][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.871234][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.873099][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.874717][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.877106][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.878830][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.881961][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.884013][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.885733][ T1] vivid-002: using single planar format API [ 10.900727][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.902312][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.903980][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.905711][ T1] vivid-002: V4L2 output device registered as video12 [ 10.907127][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.909102][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.911049][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.912513][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.914275][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.915845][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.917433][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.919032][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.921181][ T1] vivid-003: using multiplanar format API [ 10.935057][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.936714][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.938646][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.940813][ T1] vivid-003: V4L2 output device registered as video16 [ 10.942245][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.944141][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.945965][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.947661][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.949469][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.951226][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.952823][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.954409][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.956053][ T1] vivid-004: using single planar format API [ 10.961459][ T2506] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.983146][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.984855][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.987317][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.989036][ T1] vivid-004: V4L2 output device registered as video20 [ 10.990728][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.992558][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.994473][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.995943][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.997449][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.998998][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.000933][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.002495][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.004358][ T1] vivid-005: using multiplanar format API [ 11.019040][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.021007][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.022498][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.024296][ T1] vivid-005: V4L2 output device registered as video24 [ 11.025976][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.027758][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.030154][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.031619][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.033089][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.034574][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.036218][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.037799][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.039575][ T1] vivid-006: using single planar format API [ 11.053452][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.055235][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.057200][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.058995][ T1] vivid-006: V4L2 output device registered as video28 [ 11.060783][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.062643][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.064474][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.066199][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.067724][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.069482][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.071224][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.072963][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.074749][ T1] vivid-007: using multiplanar format API [ 11.088856][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.090825][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.092338][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.093995][ T1] vivid-007: V4L2 output device registered as video32 [ 11.095458][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.097285][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.099052][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.100731][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.102201][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.103764][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.105348][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.106924][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.108653][ T1] vivid-008: using single planar format API [ 11.123371][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.125023][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.126720][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.128428][ T1] vivid-008: V4L2 output device registered as video36 [ 11.130399][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.132304][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.134131][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.135751][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.138066][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.139874][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.141692][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.143437][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.145053][ T1] vivid-009: using multiplanar format API [ 11.159511][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.161245][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.162747][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.164289][ T1] vivid-009: V4L2 output device registered as video40 [ 11.165767][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.167656][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.170045][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.171510][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.173058][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.174615][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.176197][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.177905][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.179873][ T1] vivid-010: using single planar format API [ 11.196715][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.198410][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.200219][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.201754][ T1] vivid-010: V4L2 output device registered as video44 [ 11.203258][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.205404][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.207378][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.208876][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.211357][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.212889][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.214811][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.216414][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.218155][ T1] vivid-011: using multiplanar format API [ 11.232649][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.234350][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.236069][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.237620][ T1] vivid-011: V4L2 output device registered as video48 [ 11.239136][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.240999][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.242846][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.244423][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.245972][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.247713][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.249381][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.250980][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.252697][ T1] vivid-012: using single planar format API [ 11.266806][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.268466][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.270183][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.271921][ T1] vivid-012: V4L2 output device registered as video52 [ 11.273371][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.275142][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.276948][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.278483][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.281250][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.282853][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.284533][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.286923][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.288528][ T1] vivid-013: using multiplanar format API [ 11.302455][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.304241][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.305884][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.307464][ T1] vivid-013: V4L2 output device registered as video56 [ 11.309055][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.310938][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.313552][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.315190][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.316661][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.318231][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.320449][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.322210][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.324084][ T1] vivid-014: using single planar format API [ 11.337808][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.340590][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.342315][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.343975][ T1] vivid-014: V4L2 output device registered as video60 [ 11.345428][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.347297][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.352383][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.354056][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.355669][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.357261][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.358836][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.361579][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.363241][ T1] vivid-015: using multiplanar format API [ 11.377040][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.378818][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.380559][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.382251][ T1] vivid-015: V4L2 output device registered as video64 [ 11.383704][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.386629][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.388637][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.390392][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.391957][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.396104][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.404778][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.414454][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.425710][ T2506] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.425749][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.430996][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.451695][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.460843][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.470846][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.477440][ T1] iTCO_vendor_support: vendor-support=0 [ 11.485405][ T1] device-mapper: uevent: version 1.0.3 [ 11.491884][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.502678][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.510236][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.517811][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.525725][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.534213][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.539571][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.545547][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.551961][ T1] Bluetooth: HCI UART protocol LL registered [ 11.558084][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.565359][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.571456][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.577851][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.584680][ T1] usbcore: registered new interface driver bfusb [ 11.591459][ T1] usbcore: registered new interface driver btusb [ 11.598933][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.605332][ T1] Modular ISDN core version 1.1.29 [ 11.611375][ T1] NET: Registered protocol family 34 [ 11.616667][ T1] DSP module 2.0 [ 11.620249][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.639137][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.645489][ T1] 0 virtual devices registered [ 11.650516][ T1] intel_pstate: CPU model not supported [ 11.659051][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.667657][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.667661][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.683319][ T1] usnic_verbs:usnic_ib_init:667: [ 11.683323][ T1] Unable to initialize umem with err -1 [ 11.695492][ T1] iscsi: registered transport (iser) [ 11.701680][ T1] SoftiWARP attached [ 11.705833][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.723470][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.734984][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.754223][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.807860][ T1] usbcore: registered new interface driver usbhid [ 11.829287][ T1] usbhid: USB HID core driver [ 11.854786][ T1] ashmem: initialized [ 11.945299][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.952894][ T1] drop_monitor: Initializing network drop monitor service [ 11.960953][ T1] NET: Registered protocol family 26 [ 11.966385][ T1] GACT probability on [ 11.970428][ T1] Mirror/redirect action on [ 11.975096][ T1] Simple TC action Loaded [ 11.981763][ T1] netem: version 1.3 [ 11.985856][ T1] u32 classifier [ 11.989445][ T1] Performance counters on [ 11.994096][ T1] input device check on [ 11.998575][ T1] Actions configured [ 12.004650][ T1] nf_conntrack_irc: failed to register helpers [ 12.010973][ T1] nf_conntrack_sane: failed to register helpers [ 12.056595][ T1] nf_conntrack_sip: failed to register helpers [ 12.067556][ T1] xt_time: kernel timezone is -0000 [ 12.072979][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.080246][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.089889][ T1] IPVS: ipvs loaded. [ 12.093859][ T1] IPVS: [rr] scheduler registered. [ 12.098960][ T1] IPVS: [wrr] scheduler registered. [ 12.104209][ T1] IPVS: [lc] scheduler registered. [ 12.109481][ T1] IPVS: [wlc] scheduler registered. [ 12.114881][ T1] IPVS: [fo] scheduler registered. [ 12.120025][ T1] IPVS: [ovf] scheduler registered. [ 12.125250][ T1] IPVS: [lblc] scheduler registered. [ 12.130829][ T1] IPVS: [lblcr] scheduler registered. [ 12.136189][ T1] IPVS: [dh] scheduler registered. [ 12.141315][ T1] IPVS: [sh] scheduler registered. [ 12.146396][ T1] IPVS: [mh] scheduler registered. [ 12.151512][ T1] IPVS: [sed] scheduler registered. [ 12.156681][ T1] IPVS: [nq] scheduler registered. [ 12.159939][ T102] floppy0: no floppy controllers found [ 12.161972][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.167503][ T102] work still pending [ 12.173223][ T1] IPVS: [sip] pe registered. [ 12.182033][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.191196][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.197012][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.209539][ T1] IPv4 over IPsec tunneling driver [ 12.218447][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.226223][ T1] Initializing XFRM netlink socket [ 12.231534][ T1] IPsec XFRM device driver [ 12.236863][ T1] NET: Registered protocol family 10 [ 12.242668][ T1] [ 12.244991][ T1] ============================= [ 12.249910][ T1] WARNING: suspicious RCU usage [ 12.254744][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 12.261462][ T1] ----------------------------- [ 12.266313][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.274189][ T1] [ 12.274189][ T1] other info that might help us debug this: [ 12.274189][ T1] [ 12.284475][ T1] [ 12.284475][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.292561][ T1] 1 lock held by swapper/0/1: [ 12.297210][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.307566][ T1] [ 12.307566][ T1] stack backtrace: [ 12.313622][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 12.322885][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.323588][ T1] Call Trace: [ 12.323588][ T1] dump_stack+0x18f/0x20d [ 12.323588][ T1] ip6mr_get_table+0x153/0x180 [ 12.323588][ T1] ip6mr_new_table+0x1b/0x70 [ 12.323588][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.323588][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.323588][ T1] ops_init+0xaf/0x420 [ 12.323588][ T1] register_pernet_operations+0x346/0x840 [ 12.323588][ T1] ? setup_net+0x860/0x860 [ 12.323588][ T1] ? down_write_killable+0x170/0x170 [ 12.323588][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.323588][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.323588][ T1] ? unix_diag_init+0x11/0x11 [ 12.323588][ T1] register_pernet_subsys+0x25/0x40 [ 12.323588][ T1] ip6_mr_init+0x49/0x152 [ 12.323588][ T1] inet6_init+0x1d7/0x6dc [ 12.323588][ T1] do_one_initcall+0x10a/0x7d0 [ 12.323588][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.323588][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.323588][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.323588][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.323588][ T1] kernel_init_freeable+0x501/0x5ae [ 12.323588][ T1] ? rest_init+0x365/0x365 [ 12.323588][ T1] kernel_init+0xd/0x1bb [ 12.323588][ T1] ret_from_fork+0x24/0x30 [ 12.464803][ T1] Segment Routing with IPv6 [ 12.470130][ T1] mip6: Mobile IPv6 [ 12.477929][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 12.489999][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 12.499632][ T1] NET: Registered protocol family 17 [ 12.505027][ T1] NET: Registered protocol family 15 [ 12.511441][ T1] Bridge firewalling registered [ 12.517528][ T1] NET: Registered protocol family 9 [ 12.522894][ T1] X25: Linux Version 0.2 [ 12.561256][ T1] NET: Registered protocol family 6 [ 12.602523][ T1] NET: Registered protocol family 11 [ 12.608014][ T1] NET: Registered protocol family 3 [ 12.614294][ T1] can: controller area network core (rev 20170425 abi 9) [ 12.621694][ T1] NET: Registered protocol family 29 [ 12.626984][ T1] can: raw protocol (rev 20170425) [ 12.632216][ T1] can: broadcast manager protocol (rev 20170425 t) [ 12.638725][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 12.645575][ T1] can: SAE J1939 [ 12.649678][ T1] Bluetooth: RFCOMM TTY layer initialized [ 12.655420][ T1] Bluetooth: RFCOMM socket layer initialized [ 12.661727][ T1] Bluetooth: RFCOMM ver 1.11 [ 12.666322][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 12.672496][ T1] Bluetooth: BNEP filters: protocol multicast [ 12.678574][ T1] Bluetooth: BNEP socket layer initialized [ 12.684384][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 12.690235][ T1] Bluetooth: CMTP socket layer initialized [ 12.696023][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 12.702801][ T1] Bluetooth: HIDP socket layer initialized [ 12.708995][ T1] RPC: Registered rdma transport module. [ 12.714725][ T1] RPC: Registered rdma backchannel transport module. [ 12.724671][ T1] NET: Registered protocol family 33 [ 12.729985][ T1] Key type rxrpc registered [ 12.734465][ T1] Key type rxrpc_s registered [ 12.740137][ T1] NET: Registered protocol family 41 [ 12.745896][ T1] lec:lane_module_init: lec.c: initialized [ 12.751755][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 12.757518][ T1] l2tp_core: L2TP core driver, V2.0 [ 12.762755][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 12.768374][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 12.775024][ T1] l2tp_netlink: L2TP netlink interface [ 12.780662][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 12.787502][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 12.795278][ T1] NET: Registered protocol family 35 [ 12.800929][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 12.817021][ T1] DCCP: Activated CCID 2 (TCP-like) [ 12.822672][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 12.830564][ T1] sctp: Hash tables configured (bind 32/56) [ 12.837965][ T1] NET: Registered protocol family 21 [ 12.844186][ T1] Registered RDS/infiniband transport [ 12.850457][ T1] Registered RDS/tcp transport [ 12.855205][ T1] tipc: Activated (version 2.0.0) [ 12.860650][ T1] NET: Registered protocol family 30 [ 12.866880][ T1] tipc: Started in single node mode [ 12.872651][ T1] NET: Registered protocol family 43 [ 12.878249][ T1] 9pnet: Installing 9P2000 support [ 12.883993][ T1] NET: Registered protocol family 37 [ 12.893112][ T1] NET: Registered protocol family 36 [ 12.898829][ T1] Key type dns_resolver registered [ 12.904350][ T1] Key type ceph registered [ 12.909732][ T1] libceph: loaded (mon/osd proto 15/24) [ 12.918424][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 12.927545][ T1] openvswitch: Open vSwitch switching datapath [ 12.936146][ T1] NET: Registered protocol family 40 [ 12.941845][ T1] mpls_gso: MPLS GSO support [ 12.952932][ T1] IPI shorthand broadcast: enabled [ 12.958140][ T1] AVX2 version of gcm_enc/dec engaged. [ 12.963713][ T1] AES CTR mode by8 optimization enabled [ 12.974496][ T1] sched_clock: Marking stable (12926669940, 47786319)->(12984541963, -10085704) [ 12.984780][ T1] registered taskstats version 1 [ 12.989832][ T1] Loading compiled-in X.509 certificates [ 13.000251][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.012048][ T1] zswap: loaded using pool lzo/zbud [ 13.018249][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.027783][ T1] Key type ._fscrypt registered [ 13.032737][ T1] Key type .fscrypt registered [ 13.037479][ T1] Key type fscrypt-provisioning registered [ 13.046208][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.053084][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.067715][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.077327][ T1] Key type big_key registered [ 13.083964][ T1] Key type encrypted registered [ 13.088868][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.095872][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.102560][ T1] ima: Allocated hash algorithm: sha256 [ 13.108265][ T1] ima: No architecture policies found [ 13.113828][ T1] evm: Initialising EVM extended attributes: [ 13.119946][ T1] evm: security.selinux [ 13.124074][ T1] evm: security.SMACK64 [ 13.128211][ T1] evm: security.SMACK64EXEC [ 13.132727][ T1] evm: security.SMACK64TRANSMUTE [ 13.137656][ T1] evm: security.SMACK64MMAP [ 13.142270][ T1] evm: security.apparmor [ 13.146498][ T1] evm: security.ima [ 13.150320][ T1] evm: security.capability [ 13.154711][ T1] evm: HMAC attrs: 0x1 [ 13.160783][ T1] PM: Magic number: 4:854:351 [ 13.167629][ T1] printk: console [netcon0] enabled [ 13.172966][ T1] netconsole: network logging started [ 13.181854][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.190738][ T1] rdma_rxe: loaded [ 13.194863][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.205717][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.214801][ T2506] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.224580][ T1] ALSA device list: [ 13.228374][ T1] #0: Dummy 1 [ 13.231948][ T2506] cfg80211: failed to load regulatory.db [ 13.238181][ T1] #1: Loopback 1 [ 13.242082][ T1] #2: Virtual MIDI Card 1 [ 13.250205][ T1] md: Waiting for all devices to be available before autodetect [ 13.257813][ T1] md: If you don't use raid, use raid=noautodetect [ 13.268705][ T1] md: Autodetecting RAID arrays. [ 13.273821][ T1] md: autorun ... [ 13.277434][ T1] md: ... autorun DONE. [ 13.332997][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.341830][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.354334][ T1] devtmpfs: mounted [ 13.367854][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 13.374980][ T1] Kernel memory protection disabled. [ 13.420547][ T1] Run /sbin/init as init process [ 14.208506][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.224895][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.232572][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.303599][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 14.325778][ T1] systemd[1]: Detected virtualization kvm. [ 14.332241][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.457143][ T1] systemd[1]: Set hostname to . [ 14.803220][ T3881] selinux-autorel (3881) used greatest stack depth: 24848 bytes left [ 14.903622][ T3891] systemd-fstab-generator[3891]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.920346][ T3891] systemd-fstab-generator[3891]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.937266][ T3891] systemd-fstab-generator[3891]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.957430][ T3891] systemd-fstab-g (3891) used greatest stack depth: 23520 bytes left [ 14.957678][ T3880] systemd[3880]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 15.370267][ 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. [ 15.421036][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 15.461479][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 15.502124][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 15.541367][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Remote File Systems. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on udev Kernel Socket. [ 15.724651][ T1] [ 15.727189][ T1] ============================= [ 15.732115][ T1] WARNING: suspicious RCU usage [ 15.736971][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 15.743530][ T1] ----------------------------- [ 15.748369][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 15.758120][ T1] [ 15.758120][ T1] other info that might help us debug this: [ 15.758120][ T1] [ 15.768411][ T1] [ 15.768411][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.776505][ T1] 2 locks held by systemd/1: [ 15.781090][ T1] #0: ffff888098a52450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 15.790214][ T1] #1: ffff88809708e150 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 15.800213][ T1] [ 15.800213][ T1] stack backtrace: [ 15.806107][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 15.815012][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.825055][ T1] Call Trace: [ 15.828342][ T1] dump_stack+0x18f/0x20d [ 15.832660][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.837758][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.843209][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.848056][ T1] security_inode_setxattr+0x18f/0x200 [ 15.853503][ T1] vfs_setxattr+0xa7/0xf0 [ 15.857819][ T1] setxattr+0x23d/0x330 [ 15.862300][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.866792][ T1] ? lock_acquire+0x1f4/0x940 [ 15.871449][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.876200][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.881548][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.886812][ T1] ? preempt_count_add+0x74/0x140 [ 15.891809][ T1] ? preempt_count_add+0x74/0x140 [ 15.896901][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.901922][ T1] path_setxattr+0x170/0x190 [ 15.906489][ T1] ? setxattr+0x330/0x330 [ 15.910808][ T1] ? task_work_run+0x160/0x1b0 [ 15.915561][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.920492][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 15.925751][ T1] do_syscall_64+0xf6/0x7d0 [ 15.930244][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 15.936212][ T1] RIP: 0033:0x7fc8db00d67a [ 15.940604][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 15.960198][ T1] RSP: 002b:00007ffc6bf97ca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 15.968582][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc8db00d67a [ 15.976540][ T1] RDX: 00007ffc6bf97d20 RSI: 0000561b09ab6f9b RDI: 0000561b0a5865d0 [ 15.984485][ T1] RBP: 0000561b09ab6f9b R08: 0000000000000000 R09: 0000000000000030 [ 15.992690][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffc6bf97d20 [ 16.000651][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000561b0a5581f0 [ OK ] Created slice System Slice. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Created slice system-getty.slice. Mounting POSIX Message Queue File System... Mounting /sys/kernel/debug... Mounting /sys/kernel/config... [ OK ] Reached target Slices. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Paths. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Reached target Swap. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on Journal Socket. Starting Create Static Device Nodes in /dev... Starting Load Kernel Modules... Starting Remount Root and Kernel File Systems... Starting Journal Service... [ OK ] Reached targ[ 16.703268][ T3901] systemd-tmpfile (3901) used greatest stack depth: 23048 bytes left et Sockets. Mounting Huge Pages File System... [ 16.839696][ T3907] EXT4-fs (sda1): re-mounted. Opts: (null) [ 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 Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. Starting udev Coldplug all Devices... Starting Load/Save Random Seed... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems (Pre). Starting udev Kernel Device Manager... [ 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... [ 19.031007][ T3904] systemd-journald[3904]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ 19.508000][ T3956] [ 19.510903][ T3956] ============================= [ 19.515750][ T3956] WARNING: suspicious RCU usage [ 19.521052][ T3956] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 19.527886][ T3956] ----------------------------- [ 19.539376][ T3956] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 19.548508][ T3956] [ 19.548508][ T3956] other info that might help us debug this: [ 19.548508][ T3956] [ OK ] Started Create Volatile Files and Directories. [ 19.579291][ T3956] [ 19.579291][ T3956] rcu_scheduler_active = 2, debug_locks = 1 [ 19.587388][ T3956] 1 lock held by ip/3956: [ 19.592696][ T3956] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 19.602429][ T3956] [ 19.602429][ T3956] stack backtrace: [ 19.608331][ T3956] CPU: 0 PID: 3956 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 19.617086][ T3956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.627142][ T3956] Call Trace: [ 19.630442][ T3956] dump_stack+0x18f/0x20d [ 19.634780][ T3956] bpq_device_event+0x609/0x75a [ 19.639647][ T3956] notifier_call_chain+0xc0/0x230 [ 19.643172][ T1] [ 19.644689][ T3956] call_netdevice_notifiers_info+0xb5/0x130 [ 19.647052][ T1] ============================= [ 19.652939][ T3956] __dev_notify_flags+0x121/0x2c0 [ 19.652954][ T3956] ? dev_change_name+0x700/0x700 [ 19.652970][ T3956] ? dev_set_allmulti+0x30/0x30 [ 19.652984][ T3956] ? print_usage_bug+0x240/0x240 [ 19.653003][ T3956] dev_change_flags+0x100/0x160 [ 19.653021][ T3956] do_setlink+0xa1c/0x35d0 [ 19.653038][ T3956] ? mark_lock+0x129/0x1390 [ 19.653061][ T3956] ? rtnl_getlink+0xab0/0xab0 [ 19.674468][ T1] WARNING: suspicious RCU usage [ 19.677573][ T3956] ? print_usage_bug+0x240/0x240 [ 19.699323][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 19.700789][ T3956] ? mark_lock+0x129/0x1390 [ 19.705697][ T1] ----------------------------- [ 19.712190][ T3956] ? mark_lock+0x129/0x1390 [ 19.712209][ T3956] ? memset+0x20/0x40 [ 19.712225][ T3956] ? __nla_validate_parse+0x2dc/0x1c70 [ 19.712247][ T3956] ? nla_get_range_signed+0x520/0x520 [ 19.712262][ T3956] ? mark_held_locks+0xe0/0xe0 [ 19.712288][ T3956] ? deref_stack_reg+0xaa/0xe0 [ 19.730064][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.735777][ T3956] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 19.749912][ T1] [ 19.749912][ T1] other info that might help us debug this: [ 19.749912][ T1] [ 19.750643][ T3956] __rtnl_newlink+0xad0/0x1590 [ 19.759105][ T1] [ 19.759105][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.765689][ T3956] ? rtnl_link_unregister+0x240/0x240 [ 19.765711][ T3956] ? is_bpf_text_address+0xcb/0x160 [ 19.765725][ T3956] ? kernel_text_address+0x6e/0xe0 [ 19.765737][ T3956] ? __kernel_text_address+0x9/0x30 [ 19.765752][ T3956] ? unwind_get_return_address+0x5a/0xa0 [ 19.765771][ T3956] ? profile_setup.cold+0xc1/0xc1 [ 19.765784][ T3956] ? arch_stack_walk+0x97/0xf0 [ 19.765810][ T3956] ? stack_trace_save+0x8c/0xc0 [ 19.809305][ T1] 4 locks held by systemd/1: [ 19.809648][ T3956] ? stack_trace_consume_entry+0x160/0x160 [ 19.815247][ T1] #0: ffff88809854c450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.820379][ T3956] ? rtnl_newlink+0x46/0xa0 [ 19.820397][ T3956] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 19.820411][ T3956] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 19.820427][ T3956] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 19.820444][ T3956] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 19.820465][ T3956] rtnl_newlink+0x64/0xa0 [ 19.820482][ T3956] ? __rtnl_newlink+0x1590/0x1590 [ 19.839301][ T1] #1: ffff8880a7732888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.840408][ T3956] rtnetlink_rcv_msg+0x44e/0xad0 [ 19.869295][ T1] #2: ffff8880a88f7c10 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.872150][ T3956] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.877675][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.881989][ T3956] ? lock_acquire+0x1f4/0x940 [ 19.882004][ T3956] ? netlink_deliver_tap+0x146/0xcc0 [ 19.882025][ T3956] netlink_rcv_skb+0x15a/0x430 [ 19.882041][ T3956] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.882057][ T3956] ? netlink_ack+0xa60/0xa60 [ 19.882075][ T3956] ? netlink_deliver_tap+0x236/0xcc0 [ 19.882097][ T3956] netlink_unicast+0x537/0x740 [ 19.882115][ T3956] ? netlink_attachskb+0x810/0x810 [ 19.882134][ T3956] ? _copy_from_iter_full+0x25c/0x870 [ 19.903189][ T1] [ 19.903189][ T1] stack backtrace: [ 19.911881][ T3956] ? __phys_addr_symbol+0x2c/0x70 [ 19.911897][ T3956] ? __check_object_size+0x171/0x437 [ 19.911918][ T3956] netlink_sendmsg+0x882/0xe10 [ 19.911936][ T3956] ? aa_af_perm+0x260/0x260 [ 19.911950][ T3956] ? netlink_unicast+0x740/0x740 [ 19.911976][ T3956] ? netlink_unicast+0x740/0x740 [ 20.007575][ T3956] sock_sendmsg+0xcf/0x120 [ 20.012003][ T3956] ____sys_sendmsg+0x6bf/0x7e0 [ 20.016752][ T3956] ? mark_held_locks+0xe0/0xe0 [ 20.021513][ T3956] ? kernel_sendmsg+0x50/0x50 [ 20.026232][ T3956] ? find_held_lock+0x2d/0x110 [ 20.030991][ T3956] ? mark_lock+0x129/0x1390 [ 20.035486][ T3956] ___sys_sendmsg+0x100/0x170 [ 20.040165][ T3956] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.045300][ T3956] ? migration_entry_to_page+0x310/0x310 [ 20.050934][ T3956] ? do_raw_spin_unlock+0x171/0x260 [ 20.056118][ T3956] ? find_held_lock+0x2d/0x110 [ 20.060874][ T3956] ? do_page_fault+0x59e/0x13da [ 20.065732][ T3956] ? vm_insert_pages+0x6a0/0x6a0 [ 20.070665][ T3956] ? lock_downgrade+0x840/0x840 [ 20.075500][ T3956] ? __fget_light+0x1ab/0x270 [ 20.080191][ T3956] __sys_sendmsg+0xec/0x1b0 [ 20.084695][ T3956] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.090937][ T3956] ? down_read_nested+0x430/0x430 [ 20.095952][ T3956] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.101667][ T3956] ? do_syscall_64+0x21/0x7d0 [ 20.106372][ T3956] do_syscall_64+0xf6/0x7d0 [ 20.110877][ T3956] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.116752][ T3956] RIP: 0033:0x7f6e969b3dc7 [ 20.121157][ 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 [ 20.140777][ T3956] RSP: 002b:00007fffb1e39b98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.149711][ T3956] RAX: ffffffffffffffda RBX: 000000005eae0001 RCX: 00007f6e969b3dc7 [ 20.157670][ T3956] RDX: 0000000000000000 RSI: 00007fffb1e39be0 RDI: 0000000000000003 [ 20.165633][ T3956] RBP: 00007fffb1e39be0 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.173701][ T3956] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fffb1e39c20 [ 20.181665][ T3956] R13: 0000560ad0a393c0 R14: 00007fffb1e41ca0 R15: 0000000000000000 [ 20.189674][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 20.198620][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.208679][ T1] Call Trace: [ 20.211981][ T1] dump_stack+0x18f/0x20d [ 20.216330][ T1] match_exception_partial+0x2ee/0x340 [ 20.221798][ T1] verify_new_ex+0x176/0x3a0 [ 20.226504][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.231996][ T1] ? lock_acquire+0x1f4/0x940 [ 20.236680][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.241706][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.246920][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.251835][ T1] ? lock_downgrade+0x840/0x840 [ 20.256782][ T1] cgroup_file_write+0x20d/0x710 [ 20.261719][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.266920][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.272211][ T1] ? __might_fault+0x190/0x1d0 [ 20.276982][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.282278][ T1] kernfs_fop_write+0x268/0x490 [ 20.287137][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.292074][ T1] __vfs_write+0x76/0x100 [ 20.296406][ T1] vfs_write+0x268/0x5d0 [ 20.300653][ T1] ksys_write+0x12d/0x250 [ 20.305015][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.309784][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.315510][ T1] do_syscall_64+0xf6/0x7d0 [ 20.320023][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.325911][ T1] RIP: 0033:0x7fc8db001970 [ 20.330323][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 20.349925][ T1] RSP: 002b:00007ffc6bf97868 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.358364][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc8db001970 [ 20.366336][ T1] RDX: 000000000000000a RSI: 0000561b0a5675c0 RDI: 0000000000000028 [ 20.374395][ T1] RBP: 0000561b0a5675c0 R08: 0000561b0a55d860 R09: 00007fc8dca37500 [ 20.382392][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.390453][ T1] R13: 0000000000000001 R14: 0000561b0a55d780 R15: 000000000000000a Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.913939][ C1] random: crng init done [ 21.918249][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Reached target Basic System. Starting Permit User Sessions... [ OK ] Started Regular background program processing daemon. Starting OpenBSD Secure Shell server... [ OK ] Started Daily apt upgrade and clean activities. Starting System Logging Service... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ 45.184074][ T6635] sshd (6635) used greatest stack depth: 23032 bytes left [ OK ] Started OpenBSD Secure Shell server. [ 46.337661][ T6753] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 46.349410][ T6753] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 46.357823][ T6753] CPU: 1 PID: 6753 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 46.366749][ T6753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.376823][ T6753] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 46.382894][ T6753] 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 [ 46.403290][ T6753] RSP: 0018:ffffc90004aff450 EFLAGS: 00010206 [ 46.409358][ T6753] RAX: dffffc0000000000 RBX: ffff88809880c000 RCX: ffffffff8363b42a [ 46.417327][ T6753] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 46.425298][ T6753] RBP: 1ffff9200095fe8b R08: ffff888095570180 R09: fffffbfff1559872 [ 46.433272][ T6753] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880989d4fea [ 46.441242][ T6753] R13: ffff8880989d4000 R14: 0000000000001a61 R15: 0000000000000000 [ 46.449217][ T6753] FS: 00007f34cbe3a8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 46.458141][ T6753] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.464723][ T6753] CR2: 000055b90c6618f5 CR3: 00000000a7cbe000 CR4: 00000000001406e0 [ 46.472696][ T6753] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.480665][ T6753] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.488630][ T6753] Call Trace: [ 46.491947][ T6753] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 46.497321][ T6753] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 46.503133][ T6753] ? __kmalloc+0x62f/0x7a0 [ 46.503146][ T6753] ? tomoyo_realpath_from_path+0xc2/0x620 [ 46.503157][ T6753] ? lock_release+0x800/0x800 [ 46.503167][ T6753] ? __lock_acquire+0x2018/0x3f20 [ 46.503178][ T6753] tomoyo_realpath_from_path+0x393/0x620 [ 46.503191][ T6753] tomoyo_path_number_perm+0x1c2/0x4d0 [ 46.503200][ T6753] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 46.503210][ T6753] ? tomoyo_execute_permission+0x470/0x470 [ 46.503227][ T6753] ? d_alloc_parallel+0x785/0x1b10 [ 46.503248][ T6753] ? d_alloc_parallel+0x9ea/0x1b10 [ 46.503267][ T6753] ? rcu_read_lock_held_common+0x130/0x130 [ 46.503279][ T6753] ? print_usage_bug+0x240/0x240 [ 46.503292][ T6753] tomoyo_path_mknod+0x10d/0x190 [ 46.503304][ T6753] ? tomoyo_path_chown+0x1b0/0x1b0 [ 46.503317][ T6753] ? mark_held_locks+0x9f/0xe0 [ 46.503328][ T6753] ? d_lookup+0xec/0x250 [ 46.503343][ T6753] security_path_mknod+0x116/0x180 [ 46.503357][ T6753] lookup_open+0x5ae/0x1320 [ 46.503372][ T6753] ? page_put_link+0x210/0x210 [ 46.503392][ T6753] ? preempt_count_add+0x74/0x140 [ 46.503405][ T6753] ? __mnt_want_write+0x1da/0x2c0 [ 46.503419][ T6753] path_openat+0x93c/0x27f0 [ 46.503437][ T6753] ? path_lookupat.isra.0+0x530/0x530 [ 46.503447][ T6753] ? up_read+0x1a8/0x750 [ 46.503460][ T6753] ? mark_held_locks+0xe0/0xe0 [ 46.503471][ T6753] ? down_read_nested+0x430/0x430 [ 46.503488][ T6753] do_filp_open+0x192/0x260 [ 46.503500][ T6753] ? may_open_dev+0xf0/0xf0 [ 46.503515][ T6753] ? simple_attr_release+0x40/0x40 [ 46.503533][ T6753] ? _raw_spin_unlock+0x24/0x40 [ 46.503543][ T6753] ? __alloc_fd+0x46d/0x600 [ 46.503559][ T6753] do_sys_openat2+0x585/0x7d0 [ 46.503573][ T6753] ? file_open_root+0x400/0x400 [ 46.503586][ T6753] ? up_read+0x1a8/0x750 [ 46.503600][ T6753] do_sys_open+0xc3/0x140 [ 46.503613][ T6753] ? filp_open+0x70/0x70 [ 46.503627][ T6753] ? handle_mm_fault+0x29e/0x660 [ 46.503642][ T6753] ? trace_hardirqs_off_caller+0x55/0x230 [ 46.503660][ T6753] do_syscall_64+0xf6/0x7d0 [ 46.503674][ T6753] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 46.503684][ T6753] RIP: 0033:0x7f34c9fa36f0 [ 46.503697][ T6753] 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 [ 46.503704][ T6753] RSP: 002b:00007ffdbaabcd28 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 46.503716][ T6753] RAX: ffffffffffffffda RBX: 000055b90d6301d0 RCX: 00007f34c9fa36f0 [ 46.503723][ T6753] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055b90c6618f5 [ 46.503729][ T6753] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 46.503736][ T6753] R10: 0000000000000240 R11: 0000000000000246 R12: 000055b90c63251e [ 46.503742][ T6753] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 46.503753][ T6753] Modules linked in: [ 46.610884][ T6753] ---[ end trace 873bbb0b3a3e15b7 ]--- [ 46.610907][ T6753] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 46.610920][ T6753] 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 [ 46.610926][ T6753] RSP: 0018:ffffc90004aff450 EFLAGS: 00010206 [ 46.610936][ T6753] RAX: dffffc0000000000 RBX: ffff88809880c000 RCX: ffffffff8363b42a [ 46.610943][ T6753] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 46.610951][ T6753] RBP: 1ffff9200095fe8b R08: ffff888095570180 R09: fffffbfff1559872 [ 46.610958][ T6753] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880989d4fea [ 46.610966][ T6753] R13: ffff8880989d4000 R14: 0000000000001a61 R15: 0000000000000000 [ 46.610976][ T6753] FS: 00007f34cbe3a8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 46.610983][ T6753] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.610990][ T6753] CR2: 00007f12cada2000 CR3: 00000000a7cbe000 CR4: 00000000001406e0 [ 46.611002][ T6753] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.611009][ T6753] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.611016][ T6753] Kernel panic - not syncing: Fatal exception [ 46.612324][ T6753] Kernel Offset: disabled [ 47.009369][ T6753] Rebooting in 86400 seconds..