[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200430-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr be42001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 4126085952 cycles [ 0.001241][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004622][ T0] tsc: Detected 2300.000 MHz processor [ 0.007275][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008935][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.010611][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.018714][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.020056][ T0] check: Scanning 1 areas for low memory corruption [ 0.022153][ T0] Using GB pages for direct mapping [ 0.025497][ T0] ACPI: Early table checksum verification disabled [ 0.026484][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.027648][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.029403][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.031353][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.032851][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.033900][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.035191][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.036935][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.038871][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.040647][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.042476][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.043167][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.044302][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.045751][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.047252][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.048349][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.049946][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.052077][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.053592][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.056156][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.058748][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.112032][ T0] Zone ranges: [ 0.112776][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.114079][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.115763][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.116799][ T0] Device empty [ 0.117342][ T0] Movable zone start for each node [ 0.118136][ T0] Early memory node ranges [ 0.118780][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.120551][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.121804][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.123610][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.124895][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.124901][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.156126][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.604369][ T0] kasan: KernelAddressSanitizer initialized [ 0.606143][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.607189][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.608791][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.611357][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.613328][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.615319][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.616842][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.618292][ T0] Using ACPI (MADT) for SMP configuration information [ 0.619656][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.620708][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.622185][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.623989][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.625165][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.627381][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.628880][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.630239][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.631335][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.632457][ T0] Booting paravirtualized kernel on KVM [ 0.633325][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.689062][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.692602][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.694679][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.695959][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.697632][ T0] Policy zone: Normal [ 0.698734][ 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 [ 0.714809][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.553012][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17329K rwdata, 21708K rodata, 2776K init, 24504K bss, 1402688K reserved, 0K cma-reserved) [ 1.563018][ T0] Running RCU self tests [ 1.564059][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.566021][ T0] rcu: RCU lockdep checking is enabled. [ 1.567368][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.569317][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.570934][ T0] Trampoline variant of Tasks RCU enabled. [ 1.572071][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.574085][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.583716][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.585811][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.590105][ T0] Console: colour VGA+ 80x25 [ 1.593556][ T0] printk: console [ttyS0] enabled [ 1.593556][ T0] printk: console [ttyS0] enabled [ 1.595694][ T0] printk: bootconsole [earlyser0] disabled [ 1.595694][ T0] printk: bootconsole [earlyser0] disabled [ 1.597705][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.599300][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.600158][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.601893][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.603402][ T0] ... CLASSHASH_SIZE: 4096 [ 1.604372][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.605429][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.606934][ T0] ... CHAINHASH_SIZE: 32768 [ 1.608166][ T0] memory used by lock dependency info: 6301 kB [ 1.609179][ T0] memory used for stack traces: 4224 kB [ 1.610819][ T0] per task-struct memory footprint: 1920 bytes [ 1.612195][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.615065][ T0] ACPI: Core revision 20200326 [ 1.617988][ T0] APIC: Switch to symmetric I/O mode setup [ 1.619598][ T0] x2apic enabled [ 1.621623][ T0] Switched APIC routing to physical x2apic. [ 1.626699][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.628381][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.631432][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.633541][ T0] pid_max: default: 32768 minimum: 301 [ 1.636128][ T0] LSM: Security Framework initializing [ 1.637213][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.641580][ T0] Yama: becoming mindful. [ 1.642527][ T0] TOMOYO Linux initialized [ 1.644498][ T0] AppArmor: AppArmor initialized [ 1.653187][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.658384][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.660624][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.661515][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.666991][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.668478][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.670170][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.671497][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.671532][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.675953][ T0] MDS: Mitigation: Clear CPU buffers [ 1.678049][ T0] Freeing SMP alternatives memory: 96K [ 1.802704][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.806338][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.808222][ T1] rcu: Hierarchical SRCU implementation. [ 1.810410][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.811887][ T1] smp: Bringing up secondary CPUs ... [ 1.818427][ T1] x86: Booting SMP configuration: [ 1.819147][ T1] .... node #0, CPUs: #1 [ 0.045763][ T0] kvm-clock: cpu 1, msr be42041, secondary cpu clock [ 1.823690][ 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. [ 1.823957][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.824879][ T1] smpboot: Max logical packages: 1 [ 1.825652][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.831805][ T1] devtmpfs: initialized [ 1.832754][ T1] x86/mm: Memory block size: 128MB [ 1.862771][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.864748][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.864748][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.866759][ T1] xor: automatically using best checksumming function avx [ 1.871933][ T1] PM: RTC time: 07:53:43, date: 2020-04-30 [ 1.871947][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.871947][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.875486][ T1] NET: Registered protocol family 16 [ 1.882816][ T1] audit: initializing netlink subsys (disabled) [ 1.884724][ T27] audit: type=2000 audit(1588233223.427:1): state=initialized audit_enabled=0 res=1 [ 1.894791][ T1] cpuidle: using governor menu [ 1.899775][ T1] ACPI: bus type PCI registered [ 1.903062][ T1] dca service started, version 1.12.1 [ 1.904503][ T1] PCI: Using configuration type 1 for base access [ 1.984012][ T175] kworker/u4:1 (175) used greatest stack depth: 27336 bytes left [ 2.430230][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.432729][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.434186][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.453781][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.661502][ T1] raid6: avx2x4 gen() 11601 MB/s [ 2.831475][ T1] raid6: avx2x4 xor() 5917 MB/s [ 3.001498][ T1] raid6: avx2x2 gen() 8460 MB/s [ 3.171451][ T1] raid6: avx2x2 xor() 3645 MB/s [ 3.339228][ T1] raid6: avx2x1 gen() 4590 MB/s [ 3.509191][ T1] raid6: avx2x1 xor() 1943 MB/s [ 3.679191][ T1] raid6: sse2x4 gen() 6097 MB/s [ 3.849180][ T1] raid6: sse2x4 xor() 3220 MB/s [ 4.019188][ T1] raid6: sse2x2 gen() 4250 MB/s [ 4.189181][ T1] raid6: sse2x2 xor() 1890 MB/s [ 4.359196][ T1] raid6: sse2x1 gen() 2373 MB/s [ 4.529196][ T1] raid6: sse2x1 xor() 983 MB/s [ 4.531455][ T1] raid6: using algorithm avx2x4 gen() 11601 MB/s [ 4.532556][ T1] raid6: .... xor() 5917 MB/s, rmw enabled [ 4.533857][ T1] raid6: using avx2x2 recovery algorithm [ 4.537003][ T1] ACPI: Added _OSI(Module Device) [ 4.537823][ T1] ACPI: Added _OSI(Processor Device) [ 4.538966][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.541441][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.542608][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.543853][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.545081][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.600954][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.653255][ T1] ACPI: Interpreter enabled [ 4.654936][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.655705][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.657100][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.663173][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.766503][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.768135][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.769960][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.777088][ T1] PCI host bridge to bus 0000:00 [ 4.778647][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.781456][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.782718][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.784400][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.786248][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.787462][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.789563][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.795724][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.822700][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.843627][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.851989][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.862620][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.868523][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.892321][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.900708][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.905976][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.926076][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.936051][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.941467][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.978427][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.983241][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.987874][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.993203][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.996426][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.007591][ T1] iommu: Default domain type: Translated [ 5.011628][ T1] vgaarb: loaded [ 5.015694][ T1] SCSI subsystem initialized [ 5.023164][ T1] ACPI: bus type USB registered [ 5.024528][ T1] usbcore: registered new interface driver usbfs [ 5.025587][ T1] usbcore: registered new interface driver hub [ 5.027242][ T1] usbcore: registered new device driver usb [ 5.029620][ T1] mc: Linux media interface: v0.10 [ 5.031999][ T1] videodev: Linux video capture interface: v2.00 [ 5.034621][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.035892][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.038392][ T1] PTP clock support registered [ 5.039982][ T1] EDAC MC: Ver: 3.0.0 [ 5.042607][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.045033][ T1] PCI: Using ACPI for IRQ routing [ 5.053427][ T1] Bluetooth: Core ver 2.22 [ 5.054691][ T1] NET: Registered protocol family 31 [ 5.055906][ T1] Bluetooth: HCI device and connection manager initialized [ 5.057114][ T1] Bluetooth: HCI socket layer initialized [ 5.057901][ T1] Bluetooth: L2CAP socket layer initialized [ 5.059074][ T1] Bluetooth: SCO socket layer initialized [ 5.059893][ T1] NET: Registered protocol family 8 [ 5.060857][ T1] NET: Registered protocol family 20 [ 5.061735][ T1] NetLabel: Initializing [ 5.062460][ T1] NetLabel: domain hash size = 128 [ 5.063797][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.065577][ T1] NetLabel: unlabeled traffic allowed by default [ 5.066994][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.066994][ T1] NET: Registered protocol family 39 [ 5.071777][ T1] clocksource: Switched to clocksource kvm-clock [ 7.781401][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.782942][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.786821][ T1] FS-Cache: Loaded [ 7.788801][ T1] CacheFiles: Loaded [ 7.790441][ T1] TOMOYO: 2.6.0 [ 7.791398][ T1] Mandatory Access Control activated. [ 7.794465][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.796141][ T1] pnp: PnP ACPI init [ 7.811857][ T1] pnp: PnP ACPI: found 7 devices [ 7.866309][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.868527][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.869533][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.870487][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.872348][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.875694][ T1] NET: Registered protocol family 2 [ 7.879292][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.881427][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.890140][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.897857][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.901053][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.904354][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.906836][ T1] [ 7.907230][ T1] ============================= [ 7.908272][ T1] WARNING: suspicious RCU usage [ 7.908941][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 7.910228][ T1] ----------------------------- [ 7.910923][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.913113][ T1] [ 7.913113][ T1] other info that might help us debug this: [ 7.913113][ T1] [ 7.915067][ T1] [ 7.915067][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.916457][ T1] 1 lock held by swapper/0/1: [ 7.917319][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.920440][ T1] [ 7.920440][ T1] stack backtrace: [ 7.921272][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 7.923079][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.923079][ T1] Call Trace: [ 7.923079][ T1] dump_stack+0x18f/0x20d [ 7.923079][ T1] ipmr_get_table+0x130/0x160 [ 7.923079][ T1] ipmr_net_init+0x133/0x430 [ 7.923079][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.923079][ T1] ops_init+0xaf/0x420 [ 7.923079][ T1] register_pernet_operations+0x346/0x840 [ 7.923079][ T1] ? setup_net+0x860/0x860 [ 7.923079][ T1] ? down_write_killable+0x170/0x170 [ 7.923079][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.923079][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.923079][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.923079][ T1] register_pernet_subsys+0x25/0x40 [ 7.923079][ T1] ip_mr_init+0x36/0x168 [ 7.923079][ T1] inet_init+0x298/0x424 [ 7.923079][ T1] do_one_initcall+0x10a/0x7d0 [ 7.923079][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.923079][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.923079][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.923079][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.923079][ T1] kernel_init_freeable+0x501/0x5ae [ 7.923079][ T1] ? rest_init+0x365/0x365 [ 7.923079][ T1] kernel_init+0xd/0x1bb [ 7.923079][ T1] ret_from_fork+0x24/0x30 [ 7.954722][ T1] NET: Registered protocol family 1 [ 7.958014][ T1] RPC: Registered named UNIX socket transport module. [ 7.959637][ T1] RPC: Registered udp transport module. [ 7.960880][ T1] RPC: Registered tcp transport module. [ 7.962410][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.965316][ T1] NET: Registered protocol family 44 [ 7.966649][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.968179][ T1] PCI: CLS 0 bytes, default 64 [ 7.974264][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.975750][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.981690][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.986107][ T1] kvm: already loaded the other module [ 7.987422][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.989951][ T1] clocksource: Switched to clocksource tsc [ 7.992190][ T1] mce: Machine check injector initialized [ 7.998557][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.058501][ T1] Initialise system trusted keyrings [ 8.060992][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.064935][ T1] zbud: loaded [ 8.070472][ T1] DLM installed [ 8.073959][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.078536][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.081263][ T1] NFS: Registering the id_resolver key type [ 8.083900][ T1] Key type id_resolver registered [ 8.085104][ T1] Key type id_legacy registered [ 8.086307][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.087632][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.094285][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.097221][ T1] Key type cifs.spnego registered [ 8.098359][ T1] Key type cifs.idmap registered [ 8.099725][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.102075][ T1] fuse: init (API version 7.31) [ 8.106397][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.119487][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.126482][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.129296][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.131417][ T1] ocfs2: Registered cluster interface o2cb [ 8.133486][ T1] ocfs2: Registered cluster interface user [ 8.135302][ T1] OCFS2 User DLM kernel interface loaded [ 8.145509][ T1] gfs2: GFS2 installed [ 8.149964][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.151609][ T1] ceph: loaded (mds proto 32) [ 8.163679][ T1] NET: Registered protocol family 38 [ 8.166073][ T1] async_tx: api initialized (async) [ 8.166894][ T1] Key type asymmetric registered [ 8.167647][ T1] Asymmetric key parser 'x509' registered [ 8.169224][ T1] Asymmetric key parser 'pkcs8' registered [ 8.170262][ T1] Key type pkcs7_test registered [ 8.171097][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.172634][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.175317][ T1] io scheduler mq-deadline registered [ 8.176167][ T1] io scheduler kyber registered [ 8.177668][ T1] io scheduler bfq registered [ 8.193083][ T1] hgafb: HGA card not detected. [ 8.194220][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.195890][ T1] usbcore: registered new interface driver udlfb [ 8.201198][ T1] uvesafb: failed to execute /sbin/v86d [ 8.203219][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.205242][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.207119][ T1] uvesafb: vbe_init() failed with -22 [ 8.208758][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.212550][ T1] vga16fb: mapped to 0x000000007c085a46 [ 8.279562][ T1] Console: switching to colour frame buffer device 80x30 [ 8.566585][ T1] fb0: VGA16 VGA frame buffer device [ 8.570359][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.582227][ T1] ACPI: Power Button [PWRF] [ 8.584609][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.587328][ T1] ACPI: Sleep Button [SLPF] [ 8.595184][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.609717][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.610917][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.626752][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.629420][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.648339][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.649765][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.675397][ T1828] kworker/u4:1 (1828) used greatest stack depth: 26264 bytes left [ 8.938104][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.940433][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.944410][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.950482][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.958861][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.966438][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.973871][ T1] Cyclades driver 2.6 [ 8.975777][ T1] Initializing Nozomi driver 2.1d [ 8.978196][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.980302][ T1] No rocketport ports found; unloading driver [ 8.986313][ T1] Non-volatile memory driver v1.3 [ 8.988717][ T1] Linux agpgart interface v0.103 [ 8.997592][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.999644][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.006151][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.007756][ T1] usbcore: registered new interface driver udl [ 9.056050][ T1] brd: module loaded [ 9.092999][ T1] loop: module loaded [ 9.258495][ T1] zram: Added device: zram0 [ 9.266558][ T1] null_blk: module loaded [ 9.274012][ T1] nfcsim 0.2 initialized [ 9.277962][ T1] Loading iSCSI transport class v2.0-870. [ 9.304176][ T1] scsi host0: Virtio SCSI HBA [ 9.349912][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.356559][ T185] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.371103][ T1] slram: not enough parameters. [ 9.378826][ T1] ftl_cs: FTL header not found. [ 9.415861][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.418587][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.421070][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.433891][ T1] MACsec IEEE 802.1AE [ 9.435605][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.477289][ T1] vcan: Virtual CAN interface driver [ 9.478504][ T1] vxcan: Virtual CAN Tunnel driver [ 9.480434][ T1] slcan: serial line CAN interface driver [ 9.482927][ T1] slcan: 10 dynamic interface channels. [ 9.484406][ T1] CAN device driver interface [ 9.486417][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.487691][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.489366][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.491908][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.494192][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.496238][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.499736][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.500964][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.502626][ T1] AX.25: bpqether driver version 004 [ 9.504060][ T1] PPP generic driver version 2.4.2 [ 9.506066][ T1] PPP BSD Compression module registered [ 9.507462][ T1] PPP Deflate Compression module registered [ 9.509102][ T1] PPP MPPE Compression module registered [ 9.510779][ T1] NET: Registered protocol family 24 [ 9.512835][ T1] PPTP driver version 0.8.5 [ 9.514905][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.519620][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.522725][ T1] SLIP linefill/keepalive option. [ 9.524911][ T1] hdlc: HDLC support module revision 1.22 [ 9.526463][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.527757][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.529271][ T1] LAPB Ethernet driver version 0.02 [ 9.530884][ T1] usbcore: registered new interface driver rndis_wlan [ 9.533919][ T1] mac80211_hwsim: initializing netlink [ 9.559539][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.570393][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.582711][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.585555][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.587713][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.589827][ T1] usbcore: registered new interface driver pegasus [ 9.592096][ T1] usbcore: registered new interface driver rtl8150 [ 9.594156][ T1] usbcore: registered new interface driver r8152 [ 9.596464][ T1] usbcore: registered new interface driver asix [ 9.598214][ T1] usbcore: registered new interface driver ax88179_178a [ 9.599803][ T1] usbcore: registered new interface driver cdc_ether [ 9.602140][ T1] usbcore: registered new interface driver dm9601 [ 9.603564][ T1] usbcore: registered new interface driver smsc75xx [ 9.606490][ T1] usbcore: registered new interface driver smsc95xx [ 9.607817][ T1] usbcore: registered new interface driver net1080 [ 9.609854][ T1] usbcore: registered new interface driver rndis_host [ 9.612036][ T1] usbcore: registered new interface driver cdc_subset [ 9.614030][ T1] usbcore: registered new interface driver zaurus [ 9.616140][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.618920][ T1] usbcore: registered new interface driver cdc_ncm [ 9.620352][ T1] usbcore: registered new interface driver cdc_mbim [ 9.627794][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.636441][ T1] aoe: AoE v85 initialised. [ 9.639466][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.641616][ T1] ehci-pci: EHCI PCI platform driver [ 9.642990][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.645267][ T1] ohci-pci: OHCI PCI platform driver [ 9.647190][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.650990][ T1] usbcore: registered new interface driver cdc_acm [ 9.653766][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.656235][ T1] usbcore: registered new interface driver usblp [ 9.658524][ T1] usbcore: registered new interface driver cdc_wdm [ 9.660810][ T1] usbcore: registered new interface driver uas [ 9.663836][ T1] usbcore: registered new interface driver usb-storage [ 9.665401][ T1] usbcore: registered new interface driver ums-realtek [ 9.667863][ T1] usbcore: registered new interface driver usbserial_generic [ 9.669998][ T1] usbserial: USB Serial support registered for generic [ 9.672997][ T1] usbcore: registered new interface driver ch341 [ 9.674937][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.676723][ T1] usbcore: registered new interface driver cp210x [ 9.678691][ T1] usbserial: USB Serial support registered for cp210x [ 9.680720][ T1] usbcore: registered new interface driver ftdi_sio [ 9.682886][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.685312][ T1] usbcore: registered new interface driver keyspan [ 9.687576][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.690418][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.693382][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.695545][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.698048][ T1] usbcore: registered new interface driver option [ 9.699914][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.703935][ T1] usbcore: registered new interface driver oti6858 [ 9.705628][ T1] usbserial: USB Serial support registered for oti6858 [ 9.708039][ T1] usbcore: registered new interface driver pl2303 [ 9.709273][ T1] usbserial: USB Serial support registered for pl2303 [ 9.711336][ T1] usbcore: registered new interface driver qcserial [ 9.713760][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.716431][ T1] usbcore: registered new interface driver sierra [ 9.717981][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.720146][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.722147][ T1] usbserial: USB Serial support registered for carelink [ 9.724088][ T1] usbserial: USB Serial support registered for zio [ 9.725560][ T1] usbserial: USB Serial support registered for funsoft [ 9.727787][ T1] usbserial: USB Serial support registered for flashloader [ 9.730330][ T1] usbserial: USB Serial support registered for google [ 9.733173][ T1] usbserial: USB Serial support registered for libtransistor [ 9.735143][ T1] usbserial: USB Serial support registered for vivopay [ 9.737499][ T1] usbserial: USB Serial support registered for moto_modem [ 9.739051][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.741240][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.743130][ T1] usbserial: USB Serial support registered for hp4x [ 9.744718][ T1] usbserial: USB Serial support registered for suunto [ 9.745902][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.750374][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.752879][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.756646][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.760821][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.765229][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.767171][ T1] usb usb1: Product: Dummy host controller [ 9.768548][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.770417][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.776538][ T1] hub 1-0:1.0: USB hub found [ 9.778832][ T1] hub 1-0:1.0: 1 port detected [ 9.787776][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.790192][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.793576][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.796634][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.799114][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.801326][ T1] usb usb2: Product: Dummy host controller [ 9.803145][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.804826][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.809485][ T1] hub 2-0:1.0: USB hub found [ 9.810732][ T1] hub 2-0:1.0: 1 port detected [ 9.815069][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.817606][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.820051][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.824294][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.826777][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.829062][ T1] usb usb3: Product: Dummy host controller [ 9.832066][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.834031][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.837941][ T1] hub 3-0:1.0: USB hub found [ 9.839640][ T1] hub 3-0:1.0: 1 port detected [ 9.844416][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.846585][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.848704][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.855457][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.857945][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.859311][ T1] usb usb4: Product: Dummy host controller [ 9.860804][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.863846][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.868921][ T1] hub 4-0:1.0: USB hub found [ 9.870178][ T1] hub 4-0:1.0: 1 port detected [ 9.877236][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.879647][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.885943][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.889389][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.891548][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.893704][ T1] usb usb5: Product: Dummy host controller [ 9.896120][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.898470][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.903980][ T1] hub 5-0:1.0: USB hub found [ 9.905787][ T1] hub 5-0:1.0: 1 port detected [ 9.913469][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.916130][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.917886][ C1] random: fast init done [ 9.920403][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.924495][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.926721][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.930661][ T185] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.933586][ T7] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.935588][ T7] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.936893][ T7] sd 0:0:1:0: [sda] Write Protect is off [ 9.937058][ T1] usb usb6: Product: Dummy host controller [ 9.938964][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.941030][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.942002][ T7] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.944212][ T1] hub 6-0:1.0: USB hub found [ 9.945349][ T1] hub 6-0:1.0: 1 port detected [ 9.949539][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.953001][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.955936][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.958810][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.960442][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.962695][ T1] usb usb7: Product: Dummy host controller [ 9.964485][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.966059][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.969506][ T1] hub 7-0:1.0: USB hub found [ 9.970453][ T1] hub 7-0:1.0: 1 port detected [ 9.974237][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.976337][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.977979][ T7] sda: sda1 [ 9.982871][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.986520][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.988726][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.990094][ T1] usb usb8: Product: Dummy host controller [ 9.990148][ T7] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.990951][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.994323][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.997938][ T1] hub 8-0:1.0: USB hub found [ 9.999037][ T1] hub 8-0:1.0: 1 port detected [ 10.015982][ T1] using random self ethernet address [ 10.016985][ T1] using random host ethernet address [ 10.020716][ T1] Mass Storage Function, version: 2009/09/11 [ 10.022697][ T1] LUN: removable file: (no medium) [ 10.023784][ T1] no file given for LUN0 [ 10.024994][ T1] printk: console [ttyGS0] disabled [ 10.028827][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.031342][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.034467][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.036775][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.038572][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.043826][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.045620][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.046897][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.048469][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.051363][ T1] hub 9-0:1.0: USB hub found [ 10.052473][ T1] hub 9-0:1.0: 8 ports detected [ 10.058176][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.060469][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.063849][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.066382][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.068632][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.069960][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.071249][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.072660][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.075546][ T1] hub 10-0:1.0: USB hub found [ 10.077036][ T1] hub 10-0:1.0: 8 ports detected [ 10.084129][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.086423][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.088411][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.089953][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.091727][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.092765][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.094425][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.097675][ T1] hub 11-0:1.0: USB hub found [ 10.098852][ T1] hub 11-0:1.0: 8 ports detected [ 10.105073][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.107329][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.108923][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.111226][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.114250][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.115520][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.116636][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.118523][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.121315][ T1] hub 12-0:1.0: USB hub found [ 10.122854][ T1] hub 12-0:1.0: 8 ports detected [ 10.129538][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.132201][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.135112][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.136858][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.138695][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.140027][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.142470][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.145166][ T1] hub 13-0:1.0: USB hub found [ 10.146112][ T1] hub 13-0:1.0: 8 ports detected [ 10.151753][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.154385][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.156475][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.159296][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.161118][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.163829][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.166076][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.168543][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.171513][ T1] hub 14-0:1.0: USB hub found [ 10.173257][ T1] hub 14-0:1.0: 8 ports detected [ 10.180246][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.182775][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.184885][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.186714][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.188549][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.190520][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.195556][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.199738][ T1] hub 15-0:1.0: USB hub found [ 10.201806][ T1] hub 15-0:1.0: 8 ports detected [ 10.207593][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.209799][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.212836][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.214606][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.216702][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.218875][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.220283][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.222751][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.226097][ T1] hub 16-0:1.0: USB hub found [ 10.226944][ T1] hub 16-0:1.0: 8 ports detected [ 10.235868][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.238015][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.240226][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.242359][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.244068][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.245447][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.247260][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.250851][ T1] hub 17-0:1.0: USB hub found [ 10.253043][ T1] hub 17-0:1.0: 8 ports detected [ 10.259154][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.261528][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.264360][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.267568][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.269172][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.270384][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.272646][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.274091][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.277072][ T1] hub 18-0:1.0: USB hub found [ 10.277941][ T1] hub 18-0:1.0: 8 ports detected [ 10.284725][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.286899][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.289280][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.291238][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.293931][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.295327][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.297394][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.300813][ T1] hub 19-0:1.0: USB hub found [ 10.303120][ T1] hub 19-0:1.0: 8 ports detected [ 10.309065][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.310963][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.314563][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.316701][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.318659][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.319861][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.321281][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.322981][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.325954][ T1] hub 20-0:1.0: USB hub found [ 10.327358][ T1] hub 20-0:1.0: 8 ports detected [ 10.335595][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.337390][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.340395][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.344073][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.346443][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.347802][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.349311][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.352496][ T1] hub 21-0:1.0: USB hub found [ 10.353765][ T1] hub 21-0:1.0: 8 ports detected [ 10.359335][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.360981][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.363920][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.366445][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.368401][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.370638][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.371873][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.373725][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.376556][ T1] hub 22-0:1.0: USB hub found [ 10.378095][ T1] hub 22-0:1.0: 8 ports detected [ 10.384999][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.388339][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.390881][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.394275][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.395844][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.396832][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.398362][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.402413][ T1] hub 23-0:1.0: USB hub found [ 10.403857][ T1] hub 23-0:1.0: 8 ports detected [ 10.409139][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.412445][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.415195][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.417581][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.419848][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.423202][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.424388][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.425910][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.428647][ T1] hub 24-0:1.0: USB hub found [ 10.429683][ T1] hub 24-0:1.0: 8 ports detected [ 10.436921][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.439238][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.443556][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.445419][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.447244][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.448714][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.451271][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.454710][ T1] hub 25-0:1.0: USB hub found [ 10.455945][ T1] hub 25-0:1.0: 8 ports detected [ 10.462269][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.464585][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.466935][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.469201][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.470689][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.472536][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.474012][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.475411][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.478531][ T1] hub 26-0:1.0: USB hub found [ 10.480664][ T1] hub 26-0:1.0: 8 ports detected [ 10.488496][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.490730][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.494408][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.496307][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.497739][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.499583][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.501897][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.504997][ T1] hub 27-0:1.0: USB hub found [ 10.506172][ T1] hub 27-0:1.0: 8 ports detected [ 10.512788][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.515027][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.517752][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.520718][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.522579][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.524028][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.525654][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.527695][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.530810][ T1] hub 28-0:1.0: USB hub found [ 10.532216][ T1] hub 28-0:1.0: 8 ports detected [ 10.538444][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.540642][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.544791][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.546579][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.548083][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.549743][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.551245][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.557169][ T1] hub 29-0:1.0: USB hub found [ 10.558425][ T1] hub 29-0:1.0: 8 ports detected [ 10.564563][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.567090][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.569188][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.571344][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.574595][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.576660][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.577614][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.579789][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.583610][ T1] hub 30-0:1.0: USB hub found [ 10.585384][ T1] hub 30-0:1.0: 8 ports detected [ 10.593223][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.595021][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.598536][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.600944][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.602922][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.604445][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.606850][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.609986][ T1] hub 31-0:1.0: USB hub found [ 10.612571][ T1] hub 31-0:1.0: 8 ports detected [ 10.618460][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.621033][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.622951][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.625162][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.626914][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.629480][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.630836][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.632757][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.635805][ T1] hub 32-0:1.0: USB hub found [ 10.637035][ T1] hub 32-0:1.0: 8 ports detected [ 10.643422][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.646269][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.648711][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.650735][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.653600][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.655254][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.656632][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.660127][ T1] hub 33-0:1.0: USB hub found [ 10.661103][ T1] hub 33-0:1.0: 8 ports detected [ 10.668874][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.671089][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.673572][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.676095][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.677811][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.679549][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.681869][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.684495][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.687763][ T1] hub 34-0:1.0: USB hub found [ 10.689346][ T1] hub 34-0:1.0: 8 ports detected [ 10.696305][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.699395][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.703212][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.705344][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.707144][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.708101][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.709400][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.713289][ T1] hub 35-0:1.0: USB hub found [ 10.714284][ T1] hub 35-0:1.0: 8 ports detected [ 10.719936][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.722817][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.725139][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.727316][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.729103][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.732066][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.733763][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.735634][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.738948][ T1] hub 36-0:1.0: USB hub found [ 10.740099][ T1] hub 36-0:1.0: 8 ports detected [ 10.746593][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.748575][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.750581][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.753617][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.755296][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.756968][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.759243][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.762288][ T1] hub 37-0:1.0: USB hub found [ 10.763178][ T1] hub 37-0:1.0: 8 ports detected [ 10.768573][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.770816][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.773979][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.776275][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.778482][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.779999][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.781340][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.782796][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.785518][ T1] hub 38-0:1.0: USB hub found [ 10.787159][ T1] hub 38-0:1.0: 8 ports detected [ 10.794056][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.795989][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.798904][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.800288][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.803469][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.804822][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.806853][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.810161][ T1] hub 39-0:1.0: USB hub found [ 10.811376][ T1] hub 39-0:1.0: 8 ports detected [ 10.817549][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.819769][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.822526][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.825079][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.827481][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.829490][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.831142][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.833373][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.837836][ T1] hub 40-0:1.0: USB hub found [ 10.838792][ T1] hub 40-0:1.0: 8 ports detected [ 10.845886][ T1] usbcore: registered new device driver usbip-host [ 10.851326][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.855968][ T1] i8042: Warning: Keylock active [ 10.859745][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.863335][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.926845][ T1] mousedev: PS/2 mouse device common for all mice [ 10.935670][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.943621][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.945691][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.948099][ T1] i2c /dev entries driver [ 10.953944][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.957141][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.959317][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.962081][ T1] IR NEC protocol handler initialized [ 10.962985][ T1] IR RC5(x/sz) protocol handler initialized [ 10.963918][ T1] IR RC6 protocol handler initialized [ 10.964886][ T1] IR JVC protocol handler initialized [ 10.965806][ T1] IR Sony protocol handler initialized [ 10.967452][ T1] IR SANYO protocol handler initialized [ 10.968644][ T1] IR Sharp protocol handler initialized [ 10.969489][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.970916][ T1] IR XMP protocol handler initialized [ 10.972808][ T1] usbcore: registered new interface driver uvcvideo [ 10.974150][ T1] USB Video Class driver (1.1.1) [ 10.974866][ T1] gspca_main: v2.14.0 registered [ 10.994719][ T1] vivid-000: using single planar format API [ 11.011650][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.014089][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.015868][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.017815][ T1] vivid-000: V4L2 output device registered as video4 [ 11.019569][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.023857][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.026503][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.028399][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.030177][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.033322][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.035285][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.037376][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.039635][ T1] vivid-001: using multiplanar format API [ 11.054363][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.056524][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.058689][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.060298][ T1] vivid-001: V4L2 output device registered as video8 [ 11.062187][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.064417][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.066498][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.068524][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.070027][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.073388][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.075492][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.077363][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.079607][ T1] vivid-002: using single planar format API [ 11.093849][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.095923][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.097813][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.099989][ T1] vivid-002: V4L2 output device registered as video12 [ 11.101803][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.104545][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.106832][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.108771][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.111194][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.113825][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.115627][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.118906][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.122104][ T1] vivid-003: using multiplanar format API [ 11.137211][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.139800][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.141913][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.144980][ T2815] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.151208][ T1] vivid-003: V4L2 output device registered as video16 [ 11.153380][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.156642][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.163776][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.165676][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.167602][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.169380][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.171835][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.173457][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.176570][ T1] vivid-004: using single planar format API [ 11.190481][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.193423][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.195821][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.198041][ T1] vivid-004: V4L2 output device registered as video20 [ 11.199850][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.202785][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.205601][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.207930][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.209685][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.212607][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.214640][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.216748][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.218765][ T1] vivid-005: using multiplanar format API [ 11.234455][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.237013][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.239247][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.242412][ T1] vivid-005: V4L2 output device registered as video24 [ 11.244252][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.247904][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.250079][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.251743][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.254312][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.256373][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.258803][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.262019][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.264412][ T1] vivid-006: using single planar format API [ 11.279514][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.281186][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.282984][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.284894][ T1] vivid-006: V4L2 output device registered as video28 [ 11.286894][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.289290][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.292591][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.294774][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.296280][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.297807][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.299857][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.302112][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.303810][ T1] vivid-007: using multiplanar format API [ 11.318145][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.319849][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.322110][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.323980][ T1] vivid-007: V4L2 output device registered as video32 [ 11.326041][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.328712][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.331749][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.333397][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.335597][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.338086][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.340384][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.342411][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.344311][ T1] vivid-008: using single planar format API [ 11.358395][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.361916][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.363868][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.365600][ T1] vivid-008: V4L2 output device registered as video36 [ 11.368627][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.374216][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.376212][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.378254][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.380237][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.382599][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.385362][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.387210][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.390050][ T1] vivid-009: using multiplanar format API [ 11.409071][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.417295][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.424815][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.432866][ T1] vivid-009: V4L2 output device registered as video40 [ 11.440314][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.450446][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.460230][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.468071][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.475728][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.483627][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.492040][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.500236][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.508554][ T1] vivid-010: using single planar format API [ 11.527581][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.535547][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.543298][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.551252][ T1] vivid-010: V4L2 output device registered as video44 [ 11.558765][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.568695][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.578455][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.586117][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.594488][ T2815] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.602168][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.612110][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.620533][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.628696][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.637055][ T1] vivid-011: using multiplanar format API [ 11.655873][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.664377][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.671948][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.679957][ T1] vivid-011: V4L2 output device registered as video48 [ 11.687518][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.697477][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.707457][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.715095][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.722743][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.730481][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.738740][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.746874][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.756065][ T1] vivid-012: using single planar format API [ 11.775033][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.782936][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.790473][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.798500][ T1] vivid-012: V4L2 output device registered as video52 [ 11.805979][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.815799][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.825652][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.833233][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.840679][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.848553][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.856831][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.864982][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.873350][ T1] vivid-013: using multiplanar format API [ 11.892994][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.900973][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.908539][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.916772][ T1] vivid-013: V4L2 output device registered as video56 [ 11.924667][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.934524][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.944289][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.951967][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.959449][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.967237][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.975461][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.983586][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.992186][ T1] vivid-014: using single planar format API [ 12.011350][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.019295][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.026927][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.034860][ T1] vivid-014: V4L2 output device registered as video60 [ 12.042513][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.052369][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.062281][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.069877][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.077546][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.085344][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.093556][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.102136][ T21] floppy0: no floppy controllers found [ 12.107858][ T21] work still pending [ 12.111891][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.123066][ T1] vivid-015: using multiplanar format API [ 12.142419][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.151053][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.159756][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.168665][ T1] vivid-015: V4L2 output device registered as video64 [ 12.176101][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.185971][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.195828][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.203456][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.210920][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.218946][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.227208][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.235397][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.245159][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.254098][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.263264][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.272456][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.282459][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.289050][ T1] iTCO_vendor_support: vendor-support=0 [ 12.297051][ T1] device-mapper: uevent: version 1.0.3 [ 12.303583][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.314334][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.321892][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.329544][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.337410][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.345067][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.350350][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.356557][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.362886][ T1] Bluetooth: HCI UART protocol LL registered [ 12.369133][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.376416][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.382498][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.388852][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.395571][ T1] usbcore: registered new interface driver bfusb [ 12.402410][ T1] usbcore: registered new interface driver btusb [ 12.409910][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.416477][ T1] Modular ISDN core version 1.1.29 [ 12.422552][ T1] NET: Registered protocol family 34 [ 12.427833][ T1] DSP module 2.0 [ 12.431355][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.450769][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.457184][ T1] 0 virtual devices registered [ 12.462224][ T1] intel_pstate: CPU model not supported [ 12.470716][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.480133][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.480137][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.495906][ T1] usnic_verbs:usnic_ib_init:667: [ 12.495909][ T1] Unable to initialize umem with err -1 [ 12.508222][ T1] iscsi: registered transport (iser) [ 12.514422][ T1] SoftiWARP attached [ 12.518535][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.530262][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.541676][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.561811][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.623611][ T1] usbcore: registered new interface driver usbhid [ 12.630125][ T1] usbhid: USB HID core driver [ 12.654583][ T1] ashmem: initialized [ 12.758920][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.766537][ T1] drop_monitor: Initializing network drop monitor service [ 12.774176][ T1] NET: Registered protocol family 26 [ 12.779558][ T1] GACT probability on [ 12.783630][ T1] Mirror/redirect action on [ 12.788334][ T1] Simple TC action Loaded [ 12.795117][ T1] netem: version 1.3 [ 12.799815][ T1] u32 classifier [ 12.803397][ T1] Performance counters on [ 12.808073][ T1] input device check on [ 12.812595][ T1] Actions configured [ 12.818683][ T1] nf_conntrack_irc: failed to register helpers [ 12.825180][ T1] nf_conntrack_sane: failed to register helpers [ 12.870380][ T1] nf_conntrack_sip: failed to register helpers [ 12.881650][ T1] xt_time: kernel timezone is -0000 [ 12.886971][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.894087][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.903683][ T1] IPVS: ipvs loaded. [ 12.907691][ T1] IPVS: [rr] scheduler registered. [ 12.913010][ T1] IPVS: [wrr] scheduler registered. [ 12.918184][ T1] IPVS: [lc] scheduler registered. [ 12.923386][ T1] IPVS: [wlc] scheduler registered. [ 12.928595][ T1] IPVS: [fo] scheduler registered. [ 12.933796][ T1] IPVS: [ovf] scheduler registered. [ 12.939023][ T1] IPVS: [lblc] scheduler registered. [ 12.944621][ T1] IPVS: [lblcr] scheduler registered. [ 12.949968][ T1] IPVS: [dh] scheduler registered. [ 12.955124][ T1] IPVS: [sh] scheduler registered. [ 12.960220][ T1] IPVS: [mh] scheduler registered. [ 12.965339][ T1] IPVS: [sed] scheduler registered. [ 12.970508][ T1] IPVS: [nq] scheduler registered. [ 12.975769][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.981715][ T1] IPVS: [sip] pe registered. [ 12.986426][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.995030][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.000750][ T1] ip_gre: GRE over IPv4 tunneling driver [ 13.012966][ T1] IPv4 over IPsec tunneling driver [ 13.021832][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 13.029522][ T1] Initializing XFRM netlink socket [ 13.034825][ T1] IPsec XFRM device driver [ 13.040195][ T1] NET: Registered protocol family 10 [ 13.045795][ T1] [ 13.048132][ T1] ============================= [ 13.053126][ T1] WARNING: suspicious RCU usage [ 13.058209][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 13.064728][ T1] ----------------------------- [ 13.069659][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 13.077749][ T1] [ 13.077749][ T1] other info that might help us debug this: [ 13.077749][ T1] [ 13.088010][ T1] [ 13.088010][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 13.096278][ T1] 1 lock held by swapper/0/1: [ 13.100939][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 13.111125][ T1] [ 13.111125][ T1] stack backtrace: [ 13.117137][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 13.126220][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.127102][ T1] Call Trace: [ 13.127102][ T1] dump_stack+0x18f/0x20d [ 13.127102][ T1] ip6mr_get_table+0x153/0x180 [ 13.127102][ T1] ip6mr_new_table+0x1b/0x70 [ 13.127102][ T1] ip6mr_net_init+0x133/0x3f0 [ 13.127102][ T1] ? ip6mr_net_exit+0x100/0x100 [ 13.127102][ T1] ops_init+0xaf/0x420 [ 13.127102][ T1] register_pernet_operations+0x346/0x840 [ 13.127102][ T1] ? setup_net+0x860/0x860 [ 13.127102][ T1] ? down_write_killable+0x170/0x170 [ 13.127102][ T1] ? cpus_read_unlock+0xa4/0x140 [ 13.127102][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 13.127102][ T1] ? unix_diag_init+0x11/0x11 [ 13.127102][ T1] register_pernet_subsys+0x25/0x40 [ 13.127102][ T1] ip6_mr_init+0x49/0x152 [ 13.127102][ T1] inet6_init+0x1d7/0x6dc [ 13.127102][ T1] do_one_initcall+0x10a/0x7d0 [ 13.127102][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 13.127102][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 13.127102][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 13.127102][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 13.127102][ T1] kernel_init_freeable+0x501/0x5ae [ 13.127102][ T1] ? rest_init+0x365/0x365 [ 13.127102][ T1] kernel_init+0xd/0x1bb [ 13.127102][ T1] ret_from_fork+0x24/0x30 [ 13.268987][ T1] Segment Routing with IPv6 [ 13.273980][ T1] mip6: Mobile IPv6 [ 13.281782][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.293084][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.301012][ T1] NET: Registered protocol family 17 [ 13.306484][ T1] NET: Registered protocol family 15 [ 13.312250][ T1] Bridge firewalling registered [ 13.318255][ T1] NET: Registered protocol family 9 [ 13.323596][ T1] X25: Linux Version 0.2 [ 13.355432][ T1] NET: Registered protocol family 6 [ 13.394724][ T1] NET: Registered protocol family 11 [ 13.400294][ T1] NET: Registered protocol family 3 [ 13.406229][ T1] can: controller area network core (rev 20170425 abi 9) [ 13.413599][ T1] NET: Registered protocol family 29 [ 13.418891][ T1] can: raw protocol (rev 20170425) [ 13.425152][ T1] can: broadcast manager protocol (rev 20170425 t) [ 13.431706][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 13.438216][ T1] can: SAE J1939 [ 13.442256][ T1] Bluetooth: RFCOMM TTY layer initialized [ 13.448346][ T1] Bluetooth: RFCOMM socket layer initialized [ 13.457888][ T1] Bluetooth: RFCOMM ver 1.11 [ 13.462548][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.468674][ T1] Bluetooth: BNEP filters: protocol multicast [ 13.474781][ T1] Bluetooth: BNEP socket layer initialized [ 13.480561][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 13.486398][ T1] Bluetooth: CMTP socket layer initialized [ 13.492222][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 13.498981][ T1] Bluetooth: HIDP socket layer initialized [ 13.505174][ T1] RPC: Registered rdma transport module. [ 13.510886][ T1] RPC: Registered rdma backchannel transport module. [ 13.520460][ T1] NET: Registered protocol family 33 [ 13.525822][ T1] Key type rxrpc registered [ 13.530303][ T1] Key type rxrpc_s registered [ 13.535957][ T1] NET: Registered protocol family 41 [ 13.542998][ T1] lec:lane_module_init: lec.c: initialized [ 13.548803][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 13.555460][ T1] l2tp_core: L2TP core driver, V2.0 [ 13.560674][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 13.566351][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 13.573416][ T1] l2tp_netlink: L2TP netlink interface [ 13.579006][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 13.585852][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.593483][ T1] NET: Registered protocol family 35 [ 13.599248][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.615076][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.620580][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.628500][ T1] sctp: Hash tables configured (bind 32/56) [ 13.635961][ T1] NET: Registered protocol family 21 [ 13.642140][ T1] Registered RDS/infiniband transport [ 13.648341][ T1] Registered RDS/tcp transport [ 13.653141][ T1] tipc: Activated (version 2.0.0) [ 13.658724][ T1] NET: Registered protocol family 30 [ 13.665102][ T1] tipc: Started in single node mode [ 13.671030][ T1] NET: Registered protocol family 43 [ 13.676748][ T1] 9pnet: Installing 9P2000 support [ 13.682646][ T1] NET: Registered protocol family 37 [ 13.691765][ T1] NET: Registered protocol family 36 [ 13.697593][ T1] Key type dns_resolver registered [ 13.703224][ T1] Key type ceph registered [ 13.708521][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.716367][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.725452][ T1] openvswitch: Open vSwitch switching datapath [ 13.734895][ T1] NET: Registered protocol family 40 [ 13.740756][ T1] mpls_gso: MPLS GSO support [ 13.751907][ T1] IPI shorthand broadcast: enabled [ 13.757118][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.763319][ T1] AES CTR mode by8 optimization enabled [ 13.773892][ T1] sched_clock: Marking stable (13738086415, 35763194)->(13774118927, -269318) [ 13.784164][ T1] registered taskstats version 1 [ 13.789097][ T1] Loading compiled-in X.509 certificates [ 13.799439][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.811249][ T1] zswap: loaded using pool lzo/zbud [ 13.817772][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.827709][ T1] Key type ._fscrypt registered [ 13.832586][ T1] Key type .fscrypt registered [ 13.837332][ T1] Key type fscrypt-provisioning registered [ 13.845343][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.852240][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.866935][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.876999][ T1] Key type big_key registered [ 13.883777][ T1] Key type encrypted registered [ 13.888755][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.895373][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.901773][ T1] ima: Allocated hash algorithm: sha256 [ 13.907471][ T1] ima: No architecture policies found [ 13.913415][ T1] evm: Initialising EVM extended attributes: [ 13.920077][ T1] evm: security.selinux [ 13.924257][ T1] evm: security.SMACK64 [ 13.928392][ T1] evm: security.SMACK64EXEC [ 13.932910][ T1] evm: security.SMACK64TRANSMUTE [ 13.937819][ T1] evm: security.SMACK64MMAP [ 13.942766][ T1] evm: security.apparmor [ 13.946986][ T1] evm: security.ima [ 13.950762][ T1] evm: security.capability [ 13.955212][ T1] evm: HMAC attrs: 0x1 [ 13.960803][ T1] PM: Magic number: 0:323:876 [ 13.966266][ T1] tty ptyx0: hash matches [ 13.972110][ T1] printk: console [netcon0] enabled [ 13.977317][ T1] netconsole: network logging started [ 13.986055][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.994732][ T1] rdma_rxe: loaded [ 13.998843][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 14.009798][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 14.018653][ T2588] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 14.030359][ T1] ALSA device list: [ 14.034267][ T1] #0: Dummy 1 [ 14.037756][ T1] #1: Loopback 1 [ 14.041610][ T2588] cfg80211: failed to load regulatory.db [ 14.047765][ T1] #2: Virtual MIDI Card 1 [ 14.055031][ T1] md: Waiting for all devices to be available before autodetect [ 14.062720][ T1] md: If you don't use raid, use raid=noautodetect [ 14.073506][ T1] md: Autodetecting RAID arrays. [ 14.078505][ T1] md: autorun ... [ 14.082418][ T1] md: ... autorun DONE. [ 14.106194][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 14.114522][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 14.165094][ T1] devtmpfs: mounted [ 14.176429][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 14.183245][ T1] Kernel memory protection disabled. [ 14.222173][ T1] Run /sbin/init as init process [ 15.011881][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.050224][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.057915][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.132993][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 15.154520][ T1] systemd[1]: Detected virtualization kvm. [ 15.160400][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.230600][ T1] systemd[1]: Set hostname to . [ 15.568162][ T3895] systemd-cryptse (3895) used greatest stack depth: 25136 bytes left [ 15.649135][ T3899] systemd-fstab-generator[3899]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.676764][ T3902] selinux-autorel (3902) used greatest stack depth: 23432 bytes left [ 15.676952][ T3899] systemd-fstab-generator[3899]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.702406][ T3899] systemd-fstab-generator[3899]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.743082][ T3893] systemd[3893]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 16.058605][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 16.097477][ T1] [ 16.099896][ T1] ============================= [ 16.105019][ T1] WARNING: suspicious RCU usage [ 16.110452][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 16.117045][ T1] ----------------------------- [ 16.121924][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.131740][ T1] [ 16.131740][ T1] other info that might help us debug this: [ 16.131740][ T1] [ 16.142020][ T1] [ 16.142020][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.150062][ T1] 2 locks held by systemd/1: [ 16.155223][ T1] #0: ffff888098c3e450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 16.164395][ T1] #1: ffff888098997690 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 16.174500][ T1] [ 16.174500][ T1] stack backtrace: [ 16.180375][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 16.189281][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.199486][ T1] Call Trace: [ 16.202779][ T1] dump_stack+0x18f/0x20d [ 16.207719][ T1] evm_protected_xattr+0x1c2/0x210 [ 16.212823][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 16.218259][ T1] evm_inode_setxattr+0xc4/0xf0 [ 16.223096][ T1] security_inode_setxattr+0x18f/0x200 [ 16.228548][ T1] vfs_setxattr+0xa7/0xf0 [ 16.232864][ T1] setxattr+0x23d/0x330 [ 16.236998][ T1] ? vfs_setxattr+0xf0/0xf0 [ 16.241499][ T1] ? lock_acquire+0x1f4/0x940 [ 16.246153][ T1] ? mnt_want_write+0x3a/0xb0 [ 16.250819][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 16.256343][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 16.261623][ T1] ? preempt_count_add+0x74/0x140 [ 16.266624][ T1] ? preempt_count_add+0x74/0x140 [ 16.271627][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 16.280294][ T1] path_setxattr+0x170/0x190 [ 16.284952][ T1] ? setxattr+0x330/0x330 [ 16.289694][ T1] ? task_work_run+0x160/0x1b0 [ 16.294456][ T1] __x64_sys_setxattr+0xc0/0x160 [ 16.299373][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.304636][ T1] do_syscall_64+0xf6/0x7d0 [ 16.309122][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.315513][ T1] RIP: 0033:0x7f38c2dc667a [ 16.319914][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 16.340101][ T1] RSP: 002b:00007fffc530aa58 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.348488][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38c2dc667a [ 16.356439][ T1] RDX: 00007fffc530aad0 RSI: 000055d20d572f9b RDI: 000055d20e5da4f0 [ 16.364434][ T1] RBP: 000055d20d572f9b R08: 0000000000000000 R09: 0000000000000030 [ 16.372397][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fffc530aad0 [ 16.380386][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055d20e5947c0 [ 16.389364][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ 16.436615][ T1] systemd[1]: Mounting /sys/kernel/debug... Mounting /sys/kernel/debug... [ 16.479026][ T1] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 16.515940][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Slices. [ 16.664488][ T3908] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Reached target Remote File Systems. [ OK ] Listening on udev Control Socket. Mounting POSIX Message Queue File System... [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... Starting Create Static Device Nodes in /dev... [ OK ] Listening on udev Kernel Socket. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Encrypted Volumes. [ 17.082658][ T3917] systemd-tmpfile (3917) used greatest stack depth: 23048 bytes left [ OK ] Reached target Paths. Starting Load Kernel Modules... [ OK ] Listening on Journal Audit Socket. Mounting Huge Pages File System... [ OK ] Created slice system-serial\x2dgetty.slice. Mounting /sys/kernel/config... [ OK ] Listening on Syslog Socket. [ OK ] Reached target Sockets. Starting Journal Service... [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting udev Kernel Device Manager... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 19.656403][ T3926] systemd-journald[3926]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 20.134789][ T1] [ 20.137298][ T1] ============================= [ 20.151667][ T1] WARNING: suspicious RCU usage [ 20.156549][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 20.172504][ T1] ----------------------------- [ 20.177372][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 20.189038][ T1] [ 20.189038][ T1] other info that might help us debug this: [ 20.189038][ T1] [ 20.203903][ T1] [ 20.203903][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.212110][ T1] 4 locks held by systemd/1: [ 20.216698][ T1] #0: ffff888098ee0450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 20.227935][ T1] #1: ffff8880a7df5c88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.238018][ T1] #2: ffff8880a88ff130 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.248384][ T1] #3: ffffffff8a05e288 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.259289][ T1] [ 20.259289][ T1] stack backtrace: [ 20.265816][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 20.274756][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.284826][ T1] Call Trace: [ 20.285892][ T3970] [ 20.288121][ T1] dump_stack+0x18f/0x20d [ 20.290494][ T3970] ============================= [ 20.294811][ T1] match_exception_partial+0x2ee/0x340 [ 20.294828][ T1] verify_new_ex+0x176/0x3a0 [ 20.294844][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.294863][ T1] ? lock_acquire+0x1f4/0x940 [ 20.294878][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.294897][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.311501][ T3970] WARNING: suspicious RCU usage [ 20.315248][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.319904][ T3970] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 20.324917][ T1] ? lock_downgrade+0x840/0x840 [ 20.324935][ T1] cgroup_file_write+0x20d/0x710 [ 20.324949][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.324963][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.324979][ T1] ? __might_fault+0x190/0x1d0 [ 20.324997][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.351512][ T3970] ----------------------------- [ 20.356014][ T1] kernfs_fop_write+0x268/0x490 [ 20.361187][ T3970] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 20.366454][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.366468][ T1] __vfs_write+0x76/0x100 [ 20.366483][ T1] vfs_write+0x268/0x5d0 [ 20.366500][ T1] ksys_write+0x12d/0x250 [ 20.366513][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.366528][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.366551][ T1] do_syscall_64+0xf6/0x7d0 [ 20.391512][ T3970] [ 20.391512][ T3970] other info that might help us debug this: [ 20.391512][ T3970] [ 20.395329][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.400240][ T3970] [ 20.400240][ T3970] rcu_scheduler_active = 2, debug_locks = 1 [ 20.404561][ T1] RIP: 0033:0x7f38c2dba970 [ 20.404575][ 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 [ 20.404581][ T1] RSP: 002b:00007fffc530a618 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.404593][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f38c2dba970 [ 20.404600][ T1] RDX: 000000000000000a RSI: 000055d20e5a35c0 RDI: 0000000000000027 [ 20.404608][ T1] RBP: 000055d20e5a35c0 R08: 000055d20e5dcbe0 R09: 00007f38c47f0500 [ 20.404615][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.404622][ T1] R13: 0000000000000001 R14: 000055d20e5dcb00 R15: 000000000000000a [ 20.527543][ T3970] 1 lock held by ip/3970: [ 20.531988][ T3970] #0: ffffffff8a7b2d48 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.551502][ T3970] [ 20.551502][ T3970] stack backtrace: [ 20.557688][ T3970] CPU: 1 PID: 3970 Comm: ip Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 20.557702][ T3970] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.576539][ T3970] Call Trace: [ 20.579838][ T3970] dump_stack+0x18f/0x20d [ 20.584182][ T3970] bpq_device_event+0x609/0x75a [ 20.589061][ T3970] notifier_call_chain+0xc0/0x230 [ 20.594102][ T3970] call_netdevice_notifiers_info+0xb5/0x130 [ 20.600013][ T3970] __dev_notify_flags+0x121/0x2c0 [ 20.605086][ T3970] ? dev_change_name+0x700/0x700 [ 20.610033][ T3970] ? dev_set_allmulti+0x30/0x30 [ 20.614886][ T3970] ? print_usage_bug+0x240/0x240 [ 20.619847][ T3970] dev_change_flags+0x100/0x160 [ 20.624722][ T3970] do_setlink+0xa1c/0x35d0 [ 20.629158][ T3970] ? mark_lock+0x129/0x1390 [ 20.633676][ T3970] ? rtnl_getlink+0xab0/0xab0 [ 20.638371][ T3970] ? print_usage_bug+0x240/0x240 [ 20.643320][ T3970] ? mark_lock+0x129/0x1390 [ 20.647831][ T3970] ? mark_lock+0x129/0x1390 [ 20.652356][ T3970] ? __lock_acquire+0xca1/0x3f20 [ 20.657308][ T3970] ? memset+0x20/0x40 [ 20.661303][ T3970] ? __nla_validate_parse+0x2af/0x1cc0 [ 20.666774][ T3970] ? mark_held_locks+0xe0/0xe0 [ 20.671549][ T3970] ? deref_stack_reg+0xaa/0xe0 [ 20.676334][ T3970] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 20.682930][ T3970] ? nla_memcpy+0xa0/0xa0 [ 20.687354][ T3970] ? mark_held_locks+0xe0/0xe0 [ 20.692123][ T3970] ? deref_stack_reg+0xaa/0xe0 [ 20.696903][ T3970] __rtnl_newlink+0xad0/0x1590 [ 20.701688][ T3970] ? rtnl_link_unregister+0x240/0x240 [ 20.707076][ T3970] ? is_bpf_text_address+0xcb/0x160 [ 20.712284][ T3970] ? kernel_text_address+0x6e/0xe0 [ 20.717401][ T3970] ? __kernel_text_address+0x9/0x30 [ 20.722613][ T3970] ? unwind_get_return_address+0x5a/0xa0 [ 20.728263][ T3970] ? profile_setup.cold+0xc1/0xc1 [ 20.733304][ T3970] ? arch_stack_walk+0x97/0xf0 [ 20.738093][ T3970] ? stack_trace_save+0x8c/0xc0 [ 20.742955][ T3970] ? stack_trace_consume_entry+0x160/0x160 [ 20.748820][ T3970] ? rtnl_newlink+0x46/0xa0 [ 20.753346][ T3970] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 20.758907][ T3970] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 20.764897][ T3970] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 20.770718][ T3970] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 20.776976][ T3970] rtnl_newlink+0x64/0xa0 [ 20.781429][ T3970] ? __rtnl_newlink+0x1590/0x1590 [ 20.786460][ T3970] rtnetlink_rcv_msg+0x44e/0xad0 [ 20.791426][ T3970] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.796856][ T3970] ? lock_acquire+0x1f4/0x940 [ 20.801546][ T3970] ? netlink_deliver_tap+0x146/0xcc0 [ 20.806860][ T3970] netlink_rcv_skb+0x15a/0x430 [ 20.811638][ T3970] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.816935][ T3970] ? netlink_ack+0xa60/0xa60 [ 20.821552][ T3970] ? netlink_deliver_tap+0x236/0xcc0 [ 20.826862][ T3970] netlink_unicast+0x537/0x740 [ 20.831657][ T3970] ? netlink_attachskb+0x810/0x810 [ 20.836781][ T3970] ? _copy_from_iter_full+0x25c/0x870 [ 20.842181][ T3970] ? __phys_addr_symbol+0x2c/0x70 [ 20.847215][ T3970] ? __check_object_size+0x171/0x437 [ 20.852520][ T3970] netlink_sendmsg+0x882/0xe10 [ 20.857300][ T3970] ? aa_af_perm+0x260/0x260 [ 20.861817][ T3970] ? netlink_unicast+0x740/0x740 [ 20.866775][ T3970] ? netlink_unicast+0x740/0x740 [ 20.871726][ T3970] sock_sendmsg+0xcf/0x120 [ 20.876155][ T3970] ____sys_sendmsg+0x6bf/0x7e0 [ 20.880934][ T3970] ? mark_held_locks+0xe0/0xe0 [ 20.885710][ T3970] ? kernel_sendmsg+0x50/0x50 [ 20.890402][ T3970] ? find_held_lock+0x2d/0x110 [ 20.895174][ T3970] ? mark_lock+0x129/0x1390 [ 20.899691][ T3970] ___sys_sendmsg+0x100/0x170 [ 20.904377][ T3970] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.909501][ T3970] ? migration_entry_to_page+0x310/0x310 [ 20.915148][ T3970] ? do_raw_spin_unlock+0x171/0x260 [ 20.920358][ T3970] ? find_held_lock+0x2d/0x110 [ 20.925131][ T3970] ? do_page_fault+0x59e/0x13da [ 20.929998][ T3970] ? vm_insert_pages+0x6a0/0x6a0 [ 20.934946][ T3970] ? lock_downgrade+0x840/0x840 [ 20.939829][ T3970] ? __fget_light+0x1ab/0x270 [ 20.944956][ T3970] __sys_sendmsg+0xec/0x1b0 [ 20.949470][ T3970] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.954512][ T3970] ? down_read_nested+0x430/0x430 [ 20.959553][ T3970] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.965287][ T3970] ? do_syscall_64+0x21/0x7d0 [ 20.969978][ T3970] do_syscall_64+0xf6/0x7d0 [ 20.974496][ T3970] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.980398][ T3970] RIP: 0033:0x7f3967d4fdc7 [ 20.984832][ T3970] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 21.004457][ T3970] RSP: 002b:00007ffcf5998558 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 21.012883][ T3970] RAX: ffffffffffffffda RBX: 000000005eaa841a RCX: 00007f3967d4fdc7 [ 21.020868][ T3970] RDX: 0000000000000000 RSI: 00007ffcf59985a0 RDI: 0000000000000003 [ 21.029113][ T3970] RBP: 00007ffcf59985a0 R08: 0000000000001000 R09: fefefeff77686d74 [ 21.037098][ T3970] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffcf59985e0 [ 21.045093][ T3970] R13: 0000559ba2ad13c0 R14: 00007ffcf59a0660 R15: 0000000000000000 Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 22.269304][ C1] random: crng init done [ 22.273672][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (14s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for…dplug all Devices (21s / no limit) [ **] (1 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ ***] (2 of 2) A start job is running for…dplug all Devices (23s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (24s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (24s / no limit) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. Starting OpenBSD Secure Shell server... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Regular background program processing daemon. Starting System Logging Service... Starting Permit User Sessions... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting Load/Save RF Kill Switch Status... [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 50.588853][ T6755] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 50.600594][ T6755] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 50.609011][ T6755] CPU: 1 PID: 6755 Comm: sshd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 50.617941][ T6755] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.628289][ T6755] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 50.634361][ T6755] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 50.654485][ T6755] RSP: 0018:ffffc90001607450 EFLAGS: 00010206 [ 50.660551][ T6755] RAX: dffffc0000000000 RBX: ffff8880991fa000 RCX: ffffffff8363aeea [ 50.668632][ T6755] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 50.676599][ T6755] RBP: 1ffff920002c0e8b R08: ffff88808e3c65c0 R09: fffffbfff1559772 [ 50.684655][ T6755] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880a8eaafea [ 50.692625][ T6755] R13: ffff8880a8eaa000 R14: 0000000000001a63 R15: 0000000000000000 [ 50.700601][ T6755] FS: 00007f2d74fa98c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 50.709525][ T6755] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.716195][ T6755] CR2: 00005584c86f68f5 CR3: 0000000094cd4000 CR4: 00000000001406e0 [ 50.724174][ T6755] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.732148][ T6755] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.740119][ T6755] Call Trace: [ 50.743412][ T6755] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 50.748787][ T6755] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 50.754596][ T6755] ? __kmalloc+0x62f/0x7a0 [ 50.759014][ T6755] ? tomoyo_realpath_from_path+0xc2/0x620 [ 50.764746][ T6755] tomoyo_realpath_from_path+0x393/0x620 [ 50.770378][ T6755] tomoyo_path_number_perm+0x1c2/0x4d0 [ 50.775834][ T6755] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 50.781465][ T6755] ? tomoyo_execute_permission+0x470/0x470 [ 50.787366][ T6755] ? d_alloc_parallel+0x785/0x1b10 [ 50.792488][ T6755] ? d_alloc_parallel+0x9ea/0x1b10 [ 50.797607][ T6755] ? rcu_read_lock_held_common+0x130/0x130 [ 50.803411][ T6755] ? print_usage_bug+0x240/0x240 [ 50.808354][ T6755] tomoyo_path_mknod+0x10d/0x190 [ 50.813289][ T6755] ? tomoyo_path_chown+0x1b0/0x1b0 [ 50.818398][ T6755] ? d_lookup+0xec/0x250 [ 50.822645][ T6755] security_path_mknod+0x116/0x180 [ 50.827758][ T6755] lookup_open+0x5ae/0x1320 [ 50.832267][ T6755] ? page_put_link+0x210/0x210 [ 50.837038][ T6755] ? preempt_count_add+0x74/0x140 [ 50.842060][ T6755] ? __mnt_want_write+0x1da/0x2c0 [ 50.847085][ T6755] path_openat+0x93c/0x27f0 [ 50.851598][ T6755] ? path_lookupat.isra.0+0x530/0x530 [ 50.856969][ T6755] ? up_read+0x1a8/0x750 [ 50.861210][ T6755] ? mark_held_locks+0xe0/0xe0 [ 50.865983][ T6755] ? down_read_nested+0x430/0x430 [ 50.871012][ T6755] do_filp_open+0x192/0x260 [ 50.875515][ T6755] ? may_open_dev+0xf0/0xf0 [ 50.880019][ T6755] ? simple_attr_release+0x40/0x40 [ 50.885132][ T6755] ? _raw_spin_unlock+0x24/0x40 [ 50.889988][ T6755] ? __alloc_fd+0x46d/0x600 [ 50.894494][ T6755] do_sys_openat2+0x585/0x7d0 [ 50.899172][ T6755] ? file_open_root+0x400/0x400 [ 50.904024][ T6755] ? up_read+0x1a8/0x750 [ 50.909145][ T6755] do_sys_open+0xc3/0x140 [ 50.913479][ T6755] ? filp_open+0x70/0x70 [ 50.917715][ T6755] ? handle_mm_fault+0x29e/0x660 [ 50.922683][ T6755] ? trace_hardirqs_off_caller+0x55/0x230 [ 50.928405][ T6755] do_syscall_64+0xf6/0x7d0 [ 50.932909][ T6755] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.938977][ T6755] RIP: 0033:0x7f2d731126f0 [ 50.943391][ T6755] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 50.963001][ T6755] RSP: 002b:00007ffcadf645a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 50.971450][ T6755] RAX: ffffffffffffffda RBX: 00005584c9092970 RCX: 00007f2d731126f0 [ 50.979421][ T6755] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 00005584c86f68f5 [ 50.987427][ T6755] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 50.996093][ T6755] R10: 0000000000000240 R11: 0000000000000246 R12: 00005584c86c751e [ 51.004063][ T6755] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 51.012038][ T6755] Modules linked in: [ 51.029844][ T6755] ---[ end trace 583b07f40ca3ae2d ]--- [ 51.035333][ T6755] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.049837][ T6755] 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 [ 51.072079][ T6755] RSP: 0018:ffffc90001607450 EFLAGS: 00010206 [ 51.078163][ T6755] RAX: dffffc0000000000 RBX: ffff8880991fa000 RCX: ffffffff8363aeea [ 51.087136][ T6755] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 51.095873][ T6755] RBP: 1ffff920002c0e8b R08: ffff88808e3c65c0 R09: fffffbfff1559772 [ 51.105314][ T6755] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880a8eaafea [ 51.113948][ T6755] R13: ffff8880a8eaa000 R14: 0000000000001a63 R15: 0000000000000000 [ 51.122623][ T6755] FS: 00007f2d74fa98c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 51.132261][ T6755] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.139029][ T6755] CR2: 00007f1285353000 CR3: 0000000094cd4000 CR4: 00000000001406e0 [ 51.148495][ T6755] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.157477][ T6755] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.166174][ T6755] Kernel panic - not syncing: Fatal exception [ 51.173684][ T6755] Kernel Offset: disabled [ 51.178007][ T6755] Rebooting in 86400 seconds..