[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200428-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3596186773 cycles [ 0.000922][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004741][ T0] tsc: Detected 2300.000 MHz processor [ 0.007322][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008316][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009358][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016710][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017797][ T0] check: Scanning 1 areas for low memory corruption [ 0.018752][ T0] Using GB pages for direct mapping [ 0.021680][ T0] ACPI: Early table checksum verification disabled [ 0.022669][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.023568][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024969][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026372][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027639][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028368][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029088][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030485][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031867][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033331][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035245][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.036029][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.036897][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.037799][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.038694][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.039610][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.041276][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.042999][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.044480][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.046034][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.047724][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.101189][ T0] Zone ranges: [ 0.101852][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.102758][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.103676][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.104685][ T0] Device empty [ 0.105173][ T0] Movable zone start for each node [ 0.105846][ T0] Early memory node ranges [ 0.106433][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.107363][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.108275][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.109208][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.110185][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.110191][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.141516][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.583289][ T0] kasan: KernelAddressSanitizer initialized [ 0.584722][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.585555][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.586576][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.587639][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.588647][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.589613][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.590696][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.591791][ T0] Using ACPI (MADT) for SMP configuration information [ 0.592727][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.593831][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.595029][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.596145][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.597392][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.598714][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.599793][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.600933][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.602092][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.602981][ T0] Booting paravirtualized kernel on KVM [ 0.603796][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.658491][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.660722][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.662041][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.663433][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.664483][ T0] Policy zone: Normal [ 0.665008][ 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 [ 0.677116][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.499004][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17321K rwdata, 21708K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.507136][ T0] Running RCU self tests [ 1.507790][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.508688][ T0] rcu: RCU lockdep checking is enabled. [ 1.509444][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.510473][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.511551][ T0] Trampoline variant of Tasks RCU enabled. [ 1.512328][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.513439][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.522135][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.523843][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.528027][ T0] Console: colour VGA+ 80x25 [ 1.530023][ T0] printk: console [ttyS0] enabled [ 1.530023][ T0] printk: console [ttyS0] enabled [ 1.531410][ T0] printk: bootconsole [earlyser0] disabled [ 1.531410][ T0] printk: bootconsole [earlyser0] disabled [ 1.532983][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.534166][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.534848][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.535521][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.536316][ T0] ... CLASSHASH_SIZE: 4096 [ 1.537047][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.537802][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.538545][ T0] ... CHAINHASH_SIZE: 32768 [ 1.539286][ T0] memory used by lock dependency info: 6301 kB [ 1.540219][ T0] memory used for stack traces: 4224 kB [ 1.541290][ T0] per task-struct memory footprint: 1920 bytes [ 1.542410][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.544233][ T0] ACPI: Core revision 20200326 [ 1.546988][ T0] APIC: Switch to symmetric I/O mode setup [ 1.548393][ T0] x2apic enabled [ 1.550176][ T0] Switched APIC routing to physical x2apic. [ 1.554563][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.555709][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.557293][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.558727][ T0] pid_max: default: 32768 minimum: 301 [ 1.560824][ T0] LSM: Security Framework initializing [ 1.561626][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.562819][ T0] Yama: becoming mindful. [ 1.563671][ T0] TOMOYO Linux initialized [ 1.565447][ T0] AppArmor: AppArmor initialized [ 1.574165][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.579171][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.580764][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.582234][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.587902][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.588994][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.590155][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.591482][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.591516][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.594237][ T0] MDS: Mitigation: Clear CPU buffers [ 1.595753][ T0] Freeing SMP alternatives memory: 96K [ 1.719091][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.722097][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.723826][ T1] rcu: Hierarchical SRCU implementation. [ 1.725147][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.727282][ T1] smp: Bringing up secondary CPUs ... [ 1.731639][ T1] x86: Booting SMP configuration: [ 1.732391][ T1] .... node #0, CPUs: #1 [ 0.023598][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.735163][ 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. [ 1.737451][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.738134][ T1] smpboot: Max logical packages: 1 [ 1.738832][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.741794][ T1] devtmpfs: initialized [ 1.741794][ T1] x86/mm: Memory block size: 128MB [ 1.771204][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.771204][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.771204][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.778270][ T1] xor: automatically using best checksumming function avx [ 1.780266][ T1] PM: RTC time: 11:06:15, date: 2020-04-28 [ 1.781142][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.781146][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.784702][ T1] NET: Registered protocol family 16 [ 1.790226][ T1] audit: initializing netlink subsys (disabled) [ 1.791328][ T26] audit: type=2000 audit(1588071975.063:1): state=initialized audit_enabled=0 res=1 [ 1.798222][ T1] cpuidle: using governor menu [ 1.798382][ T1] ACPI: bus type PCI registered [ 1.798382][ T1] dca service started, version 1.12.1 [ 1.798667][ T1] PCI: Using configuration type 1 for base access [ 1.867426][ T133] kworker/u4:0 (133) used greatest stack depth: 27336 bytes left [ 2.240992][ T931] kworker/u4:2 (931) used greatest stack depth: 27176 bytes left [ 2.281082][ T1055] kworker/u4:2 (1055) used greatest stack depth: 26632 bytes left [ 2.340551][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.340551][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.340551][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.357996][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.567327][ T1] raid6: avx2x4 gen() 11579 MB/s [ 2.737341][ T1] raid6: avx2x4 xor() 5797 MB/s [ 2.907311][ T1] raid6: avx2x2 gen() 7215 MB/s [ 3.069463][ T1] raid6: avx2x2 xor() 3555 MB/s [ 3.239442][ T1] raid6: avx2x1 gen() 4915 MB/s [ 3.409429][ T1] raid6: avx2x1 xor() 1939 MB/s [ 3.579431][ T1] raid6: sse2x4 gen() 5968 MB/s [ 3.757332][ T1] raid6: sse2x4 xor() 3074 MB/s [ 3.927308][ T1] raid6: sse2x2 gen() 3666 MB/s [ 4.097306][ T1] raid6: sse2x2 xor() 1813 MB/s [ 4.267301][ T1] raid6: sse2x1 gen() 2459 MB/s [ 4.437301][ T1] raid6: sse2x1 xor() 973 MB/s [ 4.438209][ T1] raid6: using algorithm avx2x4 gen() 11579 MB/s [ 4.439159][ T1] raid6: .... xor() 5797 MB/s, rmw enabled [ 4.440020][ T1] raid6: using avx2x2 recovery algorithm [ 4.442215][ T1] ACPI: Added _OSI(Module Device) [ 4.443084][ T1] ACPI: Added _OSI(Processor Device) [ 4.443910][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.444732][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.445651][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.446412][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.447312][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.501469][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.548413][ T1] ACPI: Interpreter enabled [ 4.549412][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.550269][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.551431][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.555409][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.657713][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.658998][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.660615][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.669570][ T1] PCI host bridge to bus 0000:00 [ 4.670343][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.671414][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.672597][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.673840][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.675105][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.676346][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.677591][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.684396][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.703953][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.720283][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.725069][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.732031][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.736322][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.753740][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.760150][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.764930][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.782059][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.790994][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.797324][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.829607][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.834129][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.838326][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.842465][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.845684][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.855763][ T1] iommu: Default domain type: Translated [ 4.857587][ T1] vgaarb: loaded [ 4.862692][ T1] SCSI subsystem initialized [ 4.866342][ T1] ACPI: bus type USB registered [ 4.868720][ T1] usbcore: registered new interface driver usbfs [ 4.870958][ T1] usbcore: registered new interface driver hub [ 4.873918][ T1] usbcore: registered new device driver usb [ 4.877090][ T1] mc: Linux media interface: v0.10 [ 4.877695][ T1] videodev: Linux video capture interface: v2.00 [ 4.879408][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.880280][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.881702][ T1] PTP clock support registered [ 4.885160][ T1] EDAC MC: Ver: 3.0.0 [ 4.890125][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.891679][ T1] PCI: Using ACPI for IRQ routing [ 4.896476][ T1] Bluetooth: Core ver 2.22 [ 4.898588][ T1] NET: Registered protocol family 31 [ 4.899334][ T1] Bluetooth: HCI device and connection manager initialized [ 4.900323][ T1] Bluetooth: HCI socket layer initialized [ 4.901115][ T1] Bluetooth: L2CAP socket layer initialized [ 4.902071][ T1] Bluetooth: SCO socket layer initialized [ 4.902895][ T1] NET: Registered protocol family 8 [ 4.903648][ T1] NET: Registered protocol family 20 [ 4.904693][ T1] NetLabel: Initializing [ 4.905359][ T1] NetLabel: domain hash size = 128 [ 4.906193][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.908513][ T1] NetLabel: unlabeled traffic allowed by default [ 4.910750][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.911817][ T1] NET: Registered protocol family 39 [ 4.915849][ T1] clocksource: Switched to clocksource kvm-clock [ 7.643504][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.644668][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.646555][ T1] FS-Cache: Loaded [ 7.648301][ T1] CacheFiles: Loaded [ 7.649232][ T1] TOMOYO: 2.6.0 [ 7.649767][ T1] Mandatory Access Control activated. [ 7.652518][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.653996][ T1] pnp: PnP ACPI init [ 7.669241][ T1] pnp: PnP ACPI: found 7 devices [ 7.720199][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.721687][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.722658][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.723650][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.724712][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.730442][ T1] NET: Registered protocol family 2 [ 7.734145][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.736287][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.744085][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.748917][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.752587][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.754587][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.756513][ T1] [ 7.757003][ T1] ============================= [ 7.758023][ T1] WARNING: suspicious RCU usage [ 7.758703][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 7.759686][ T1] ----------------------------- [ 7.760433][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.761502][ T1] [ 7.761502][ T1] other info that might help us debug this: [ 7.761502][ T1] [ 7.762969][ T1] [ 7.762969][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.764143][ T1] 1 lock held by swapper/0/1: [ 7.764904][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.766410][ T1] [ 7.766410][ T1] stack backtrace: [ 7.767262][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 7.767815][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.767815][ T1] Call Trace: [ 7.767815][ T1] dump_stack+0x18f/0x20d [ 7.767815][ T1] ipmr_get_table+0x130/0x160 [ 7.767815][ T1] ipmr_net_init+0x133/0x430 [ 7.767815][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.767815][ T1] ops_init+0xaf/0x420 [ 7.767815][ T1] register_pernet_operations+0x346/0x840 [ 7.767815][ T1] ? setup_net+0x860/0x860 [ 7.767815][ T1] ? down_write_killable+0x170/0x170 [ 7.767815][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.767815][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.767815][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.767815][ T1] register_pernet_subsys+0x25/0x40 [ 7.767815][ T1] ip_mr_init+0x36/0x168 [ 7.767815][ T1] inet_init+0x298/0x424 [ 7.767815][ T1] do_one_initcall+0x10a/0x7d0 [ 7.767815][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.767815][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.767815][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.767815][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.767815][ T1] kernel_init_freeable+0x501/0x5ae [ 7.767815][ T1] ? rest_init+0x365/0x365 [ 7.767815][ T1] kernel_init+0xd/0x1bb [ 7.767815][ T1] ret_from_fork+0x24/0x30 [ 7.788515][ T1] NET: Registered protocol family 1 [ 7.791113][ T1] RPC: Registered named UNIX socket transport module. [ 7.792175][ T1] RPC: Registered udp transport module. [ 7.792976][ T1] RPC: Registered tcp transport module. [ 7.795542][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.801149][ T1] NET: Registered protocol family 44 [ 7.802040][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.805797][ T1] PCI: CLS 0 bytes, default 64 [ 7.811384][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.813300][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.817673][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.822303][ T1] kvm: already loaded the other module [ 7.823310][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.826447][ T1] clocksource: Switched to clocksource tsc [ 7.828059][ T1] mce: Machine check injector initialized [ 7.833113][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.893987][ T1] Initialise system trusted keyrings [ 7.896720][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.901551][ T1] zbud: loaded [ 7.908086][ T1] DLM installed [ 7.911884][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.916329][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.919244][ T1] NFS: Registering the id_resolver key type [ 7.920790][ T1] Key type id_resolver registered [ 7.922125][ T1] Key type id_legacy registered [ 7.923110][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.925783][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.933624][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.936451][ T1] Key type cifs.spnego registered [ 7.938204][ T1] Key type cifs.idmap registered [ 7.939927][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.941727][ T1] fuse: init (API version 7.31) [ 7.946430][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.959984][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.965940][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.967799][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.969911][ T1] ocfs2: Registered cluster interface o2cb [ 7.973291][ T1] ocfs2: Registered cluster interface user [ 7.975748][ T1] OCFS2 User DLM kernel interface loaded [ 7.985854][ T1] gfs2: GFS2 installed [ 7.989944][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.991383][ T1] ceph: loaded (mds proto 32) [ 8.003562][ T1] NET: Registered protocol family 38 [ 8.005290][ T1] async_tx: api initialized (async) [ 8.007078][ T1] Key type asymmetric registered [ 8.008669][ T1] Asymmetric key parser 'x509' registered [ 8.010215][ T1] Asymmetric key parser 'pkcs8' registered [ 8.011544][ T1] Key type pkcs7_test registered [ 8.012781][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.014045][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.017137][ T1] io scheduler mq-deadline registered [ 8.019660][ T1] io scheduler kyber registered [ 8.021031][ T1] io scheduler bfq registered [ 8.033666][ T1] hgafb: HGA card not detected. [ 8.035021][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.039046][ T1] usbcore: registered new interface driver udlfb [ 8.042996][ T1] uvesafb: failed to execute /sbin/v86d [ 8.044425][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.046811][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.048606][ T1] uvesafb: vbe_init() failed with -22 [ 8.050606][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.052853][ T1] vga16fb: mapped to 0x000000002e112b66 [ 8.120051][ T1] Console: switching to colour frame buffer device 80x30 [ 8.409158][ T1] fb0: VGA16 VGA frame buffer device [ 8.413077][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.428146][ T1] ACPI: Power Button [PWRF] [ 8.431056][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.433426][ T1] ACPI: Sleep Button [SLPF] [ 8.440891][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.455537][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.457746][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.474974][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.479929][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.497586][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.499981][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.609967][ T1961] kworker/u4:2 (1961) used greatest stack depth: 26344 bytes left [ 8.775975][ T2254] kworker/u4:3 (2254) used greatest stack depth: 26256 bytes left [ 8.804549][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.806752][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.808860][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.815388][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.822570][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.830448][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.838148][ T1] Cyclades driver 2.6 [ 8.840811][ T1] Initializing Nozomi driver 2.1d [ 8.843967][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.846762][ T1] No rocketport ports found; unloading driver [ 8.852512][ T1] Non-volatile memory driver v1.3 [ 8.853910][ T1] Linux agpgart interface v0.103 [ 8.865752][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.868084][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.872265][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.875525][ T1] usbcore: registered new interface driver udl [ 8.925845][ T1] brd: module loaded [ 8.960382][ T1] loop: module loaded [ 9.135349][ T1] zram: Added device: zram0 [ 9.142754][ T1] null_blk: module loaded [ 9.150831][ T1] nfcsim 0.2 initialized [ 9.155821][ T1] Loading iSCSI transport class v2.0-870. [ 9.181297][ T1] scsi host0: Virtio SCSI HBA [ 9.225216][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.232343][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.245475][ T1] slram: not enough parameters. [ 9.258372][ T1] ftl_cs: FTL header not found. [ 9.302498][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.304543][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.310296][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.320582][ T1] MACsec IEEE 802.1AE [ 9.322803][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.366758][ T1] vcan: Virtual CAN interface driver [ 9.368395][ T1] vxcan: Virtual CAN Tunnel driver [ 9.370800][ T1] slcan: serial line CAN interface driver [ 9.372832][ T1] slcan: 10 dynamic interface channels. [ 9.374219][ T1] CAN device driver interface [ 9.375803][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.377782][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.380587][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.382405][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.385113][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.386891][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.389839][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.391262][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.392678][ T1] AX.25: bpqether driver version 004 [ 9.394054][ T1] PPP generic driver version 2.4.2 [ 9.395977][ T1] PPP BSD Compression module registered [ 9.398724][ T1] PPP Deflate Compression module registered [ 9.400576][ T1] PPP MPPE Compression module registered [ 9.401991][ T1] NET: Registered protocol family 24 [ 9.403215][ T1] PPTP driver version 0.8.5 [ 9.406031][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.409298][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.411603][ T1] SLIP linefill/keepalive option. [ 9.412360][ T1] hdlc: HDLC support module revision 1.22 [ 9.413670][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.416583][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.419734][ T1] LAPB Ethernet driver version 0.02 [ 9.421534][ T1] usbcore: registered new interface driver rndis_wlan [ 9.423539][ T1] mac80211_hwsim: initializing netlink [ 9.447936][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.458993][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.472542][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.475348][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.477937][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.480687][ T1] usbcore: registered new interface driver pegasus [ 9.482913][ T1] usbcore: registered new interface driver rtl8150 [ 9.485474][ T1] usbcore: registered new interface driver r8152 [ 9.493982][ T1] usbcore: registered new interface driver asix [ 9.496090][ T1] usbcore: registered new interface driver ax88179_178a [ 9.498801][ T1] usbcore: registered new interface driver cdc_ether [ 9.501168][ T1] usbcore: registered new interface driver dm9601 [ 9.503086][ T1] usbcore: registered new interface driver smsc75xx [ 9.505789][ T1] usbcore: registered new interface driver smsc95xx [ 9.508469][ T1] usbcore: registered new interface driver net1080 [ 9.510790][ T1] usbcore: registered new interface driver rndis_host [ 9.512894][ T1] usbcore: registered new interface driver cdc_subset [ 9.514974][ T1] usbcore: registered new interface driver zaurus [ 9.517837][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.521475][ T1] usbcore: registered new interface driver cdc_ncm [ 9.523715][ T1] usbcore: registered new interface driver cdc_mbim [ 9.536020][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.555429][ T1] aoe: AoE v85 initialised. [ 9.561020][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.563350][ T1] ehci-pci: EHCI PCI platform driver [ 9.565503][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.568108][ T1] ohci-pci: OHCI PCI platform driver [ 9.570070][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.575387][ T1] usbcore: registered new interface driver cdc_acm [ 9.577009][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.580148][ T1] usbcore: registered new interface driver usblp [ 9.582293][ T1] usbcore: registered new interface driver cdc_wdm [ 9.586378][ T1] usbcore: registered new interface driver uas [ 9.590228][ T1] usbcore: registered new interface driver usb-storage [ 9.592649][ T1] usbcore: registered new interface driver ums-realtek [ 9.597171][ T1] usbcore: registered new interface driver usbserial_generic [ 9.600765][ T1] usbserial: USB Serial support registered for generic [ 9.603295][ T1] usbcore: registered new interface driver ch341 [ 9.605174][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.607233][ T1] usbcore: registered new interface driver cp210x [ 9.612751][ T1] usbserial: USB Serial support registered for cp210x [ 9.614984][ T1] usbcore: registered new interface driver ftdi_sio [ 9.617801][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.620441][ T1] usbcore: registered new interface driver keyspan [ 9.623232][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.625610][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.632183][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.634401][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.637801][ T1] usbcore: registered new interface driver option [ 9.640138][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.642792][ T1] usbcore: registered new interface driver oti6858 [ 9.645763][ T1] usbserial: USB Serial support registered for oti6858 [ 9.649199][ T1] usbcore: registered new interface driver pl2303 [ 9.651580][ T1] usbserial: USB Serial support registered for pl2303 [ 9.653595][ T1] usbcore: registered new interface driver qcserial [ 9.655336][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.657483][ T1] usbcore: registered new interface driver sierra [ 9.660063][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.662485][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.664666][ T1] usbserial: USB Serial support registered for carelink [ 9.667750][ T1] usbserial: USB Serial support registered for zio [ 9.669546][ T1] usbserial: USB Serial support registered for funsoft [ 9.671271][ T1] usbserial: USB Serial support registered for flashloader [ 9.673009][ T1] usbserial: USB Serial support registered for google [ 9.675004][ T1] usbserial: USB Serial support registered for libtransistor [ 9.677416][ T1] usbserial: USB Serial support registered for vivopay [ 9.679335][ T1] usbserial: USB Serial support registered for moto_modem [ 9.681648][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.684376][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.687045][ T1] usbserial: USB Serial support registered for hp4x [ 9.688700][ T1] usbserial: USB Serial support registered for suunto [ 9.690566][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.697006][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.700742][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.704538][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.709504][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.711055][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.712514][ T1] usb usb1: Product: Dummy host controller [ 9.713514][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.715069][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.722436][ T1] hub 1-0:1.0: USB hub found [ 9.723943][ T1] hub 1-0:1.0: 1 port detected [ 9.731542][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.732909][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.736283][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.739211][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.740773][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.742096][ T1] usb usb2: Product: Dummy host controller [ 9.743074][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.744745][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.750533][ T1] hub 2-0:1.0: USB hub found [ 9.751644][ T1] hub 2-0:1.0: 1 port detected [ 9.759124][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.760698][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.763610][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.766282][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.768103][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.769398][ T1] usb usb3: Product: Dummy host controller [ 9.770442][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.771924][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.773349][ C1] random: fast init done [ 9.777017][ T1] hub 3-0:1.0: USB hub found [ 9.778359][ T1] hub 3-0:1.0: 1 port detected [ 9.784336][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.785755][ T492] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.787739][ T492] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.789414][ T492] sd 0:0:1:0: [sda] Write Protect is off [ 9.790788][ T492] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.792062][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.794066][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.796845][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.800158][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.801857][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.803564][ T1] usb usb4: Product: Dummy host controller [ 9.804436][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.805879][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.810406][ T1] hub 4-0:1.0: USB hub found [ 9.811703][ T1] hub 4-0:1.0: 1 port detected [ 9.814766][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.816063][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.818001][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.820175][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.821448][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.822672][ T1] usb usb5: Product: Dummy host controller [ 9.823526][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.824834][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.828075][ T1] hub 5-0:1.0: USB hub found [ 9.829267][ T1] hub 5-0:1.0: 1 port detected [ 9.832745][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.834066][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.835594][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.837987][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.839433][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.840551][ T1] usb usb6: Product: Dummy host controller [ 9.841391][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.842593][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.845299][ T1] hub 6-0:1.0: USB hub found [ 9.846152][ T1] hub 6-0:1.0: 1 port detected [ 9.850415][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.852033][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.853460][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.855377][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.856671][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.858427][ T1] usb usb7: Product: Dummy host controller [ 9.859249][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.860721][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.860811][ T492] sda: sda1 [ 9.868235][ T1] hub 7-0:1.0: USB hub found [ 9.869604][ T1] hub 7-0:1.0: 1 port detected [ 9.870391][ T492] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.873067][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.874307][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.875944][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.878222][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.879510][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.880581][ T1] usb usb8: Product: Dummy host controller [ 9.881824][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.882969][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.885645][ T1] hub 8-0:1.0: USB hub found [ 9.886497][ T1] hub 8-0:1.0: 1 port detected [ 9.902078][ T1] using random self ethernet address [ 9.903148][ T1] using random host ethernet address [ 9.905877][ T1] Mass Storage Function, version: 2009/09/11 [ 9.906789][ T1] LUN: removable file: (no medium) [ 9.908089][ T1] no file given for LUN0 [ 9.908774][ T1] printk: console [ttyGS0] disabled [ 9.912074][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.914247][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.915862][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.917830][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.919380][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.920650][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.921873][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.922783][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.923942][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.926604][ T1] hub 9-0:1.0: USB hub found [ 9.928049][ T1] hub 9-0:1.0: 8 ports detected [ 9.933393][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.935190][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.936868][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.940148][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.941553][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.942759][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.944038][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.945408][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.948436][ T1] hub 10-0:1.0: USB hub found [ 9.949525][ T1] hub 10-0:1.0: 8 ports detected [ 9.955955][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.958191][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.961062][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.962549][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.963773][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.964706][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.966012][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.968976][ T1] hub 11-0:1.0: USB hub found [ 9.970013][ T1] hub 11-0:1.0: 8 ports detected [ 9.975269][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.976849][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.978710][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.980472][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.981711][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.982790][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.983776][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.985000][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.988266][ T1] hub 12-0:1.0: USB hub found [ 9.989147][ T1] hub 12-0:1.0: 8 ports detected [ 9.995369][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.996952][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.999169][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.000480][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.001718][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.002662][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.004026][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.007784][ T1] hub 13-0:1.0: USB hub found [ 10.008743][ T1] hub 13-0:1.0: 8 ports detected [ 10.014547][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.016207][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.017821][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.019607][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.020953][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.022043][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.022947][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.024274][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.026913][ T1] hub 14-0:1.0: USB hub found [ 10.028077][ T1] hub 14-0:1.0: 8 ports detected [ 10.034195][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.035805][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.037808][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.039284][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.040497][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.041425][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.042588][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.045324][ T1] hub 15-0:1.0: USB hub found [ 10.046299][ T1] hub 15-0:1.0: 8 ports detected [ 10.052597][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.054649][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.056184][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.059436][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.060888][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.062130][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.063087][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.064294][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.066940][ T1] hub 16-0:1.0: USB hub found [ 10.068038][ T1] hub 16-0:1.0: 8 ports detected [ 10.074188][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.075903][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.077834][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.079279][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.080408][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.081347][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.082539][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.085210][ T1] hub 17-0:1.0: USB hub found [ 10.086216][ T1] hub 17-0:1.0: 8 ports detected [ 10.092487][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.094139][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.095637][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.097879][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.099181][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.100283][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.101190][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.102399][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.104980][ T1] hub 18-0:1.0: USB hub found [ 10.105904][ T1] hub 18-0:1.0: 8 ports detected [ 10.113675][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.115289][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.117191][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.119148][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.120309][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.121248][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.122478][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.125161][ T1] hub 19-0:1.0: USB hub found [ 10.126068][ T1] hub 19-0:1.0: 8 ports detected [ 10.131818][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.133413][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.134909][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.136708][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.139206][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.140370][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.141505][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.142749][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.146285][ T1] hub 20-0:1.0: USB hub found [ 10.147170][ T1] hub 20-0:1.0: 8 ports detected [ 10.154480][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.156041][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.158103][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.159378][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.160512][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.161430][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.162703][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.165305][ T1] hub 21-0:1.0: USB hub found [ 10.166227][ T1] hub 21-0:1.0: 8 ports detected [ 10.172471][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.174165][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.175662][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.177575][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.178828][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.179946][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.180853][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.182043][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.184626][ T1] hub 22-0:1.0: USB hub found [ 10.185491][ T1] hub 22-0:1.0: 8 ports detected [ 10.193368][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.194949][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.196899][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.199519][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.200641][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.201553][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.202829][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.205401][ T1] hub 23-0:1.0: USB hub found [ 10.206442][ T1] hub 23-0:1.0: 8 ports detected [ 10.212164][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.213859][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.215433][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.217183][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.219696][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.220835][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.221864][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.223132][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.225757][ T1] hub 24-0:1.0: USB hub found [ 10.226661][ T1] hub 24-0:1.0: 8 ports detected [ 10.233450][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.235400][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.237515][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.238859][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.240083][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.241006][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.242335][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.245034][ T1] hub 25-0:1.0: USB hub found [ 10.245915][ T1] hub 25-0:1.0: 8 ports detected [ 10.252264][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.254108][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.255701][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.257755][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.259171][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.260483][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.261504][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.262696][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.265347][ T1] hub 26-0:1.0: USB hub found [ 10.266244][ T1] hub 26-0:1.0: 8 ports detected [ 10.275244][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.277043][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.279694][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.281021][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.282171][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.283160][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.284367][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.286967][ T1] hub 27-0:1.0: USB hub found [ 10.288103][ T1] hub 27-0:1.0: 8 ports detected [ 10.293391][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.295112][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.296687][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.299863][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.301163][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.302333][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.303394][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.304593][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.307223][ T1] hub 28-0:1.0: USB hub found [ 10.308375][ T1] hub 28-0:1.0: 8 ports detected [ 10.314659][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.316330][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.318823][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.320114][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.321274][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.322223][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.323524][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.326313][ T1] hub 29-0:1.0: USB hub found [ 10.327416][ T1] hub 29-0:1.0: 8 ports detected [ 10.332919][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.334735][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.336305][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.339409][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.340686][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.341810][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.342784][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.345007][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.347873][ T1] hub 30-0:1.0: USB hub found [ 10.348934][ T1] hub 30-0:1.0: 8 ports detected [ 10.355039][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.356857][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.359556][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.360976][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.362093][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.363091][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.364352][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.367081][ T1] hub 31-0:1.0: USB hub found [ 10.368196][ T1] hub 31-0:1.0: 8 ports detected [ 10.373640][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.375207][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.376680][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.380002][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.381362][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.382561][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.383683][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.385052][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.387956][ T1] hub 32-0:1.0: USB hub found [ 10.388917][ T1] hub 32-0:1.0: 8 ports detected [ 10.395965][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.397748][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.399805][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.401094][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.402349][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.403285][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.404470][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.407265][ T1] hub 33-0:1.0: USB hub found [ 10.409131][ T1] hub 33-0:1.0: 8 ports detected [ 10.414728][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.416372][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.419068][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.420891][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.422296][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.423495][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.424506][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.425831][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.428954][ T1] hub 34-0:1.0: USB hub found [ 10.429910][ T1] hub 34-0:1.0: 8 ports detected [ 10.436021][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.437758][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.439646][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.440986][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.442152][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.443103][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.444323][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.447120][ T1] hub 35-0:1.0: USB hub found [ 10.448872][ T1] hub 35-0:1.0: 8 ports detected [ 10.454148][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.455778][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.457224][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.460259][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.461542][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.462726][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.463723][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.465242][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.468030][ T1] hub 36-0:1.0: USB hub found [ 10.468985][ T1] hub 36-0:1.0: 8 ports detected [ 10.475097][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.476749][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.479529][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.481169][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.482436][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.483526][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.484920][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.488670][ T1] hub 37-0:1.0: USB hub found [ 10.489591][ T1] hub 37-0:1.0: 8 ports detected [ 10.495049][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.496647][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.499336][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.501219][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.502600][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.503964][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.504991][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.506169][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.509464][ T1] hub 38-0:1.0: USB hub found [ 10.510446][ T1] hub 38-0:1.0: 8 ports detected [ 10.518724][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.520478][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.522345][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.523774][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.525132][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.526196][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.527527][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.530216][ T1] hub 39-0:1.0: USB hub found [ 10.531176][ T1] hub 39-0:1.0: 8 ports detected [ 10.536766][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.539544][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.541012][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.542787][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.544203][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.545295][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.546297][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.547609][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.550323][ T1] hub 40-0:1.0: USB hub found [ 10.551277][ T1] hub 40-0:1.0: 8 ports detected [ 10.558409][ T1] usbcore: registered new device driver usbip-host [ 10.562061][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.564648][ T1] i8042: Warning: Keylock active [ 10.567490][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.569262][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.633842][ T1] mousedev: PS/2 mouse device common for all mice [ 10.641758][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.649626][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.650466][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.651739][ T1] i2c /dev entries driver [ 10.654453][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.657077][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.660111][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.661877][ T1] IR NEC protocol handler initialized [ 10.662683][ T1] IR RC5(x/sz) protocol handler initialized [ 10.663640][ T1] IR RC6 protocol handler initialized [ 10.664415][ T1] IR JVC protocol handler initialized [ 10.665237][ T1] IR Sony protocol handler initialized [ 10.665986][ T1] IR SANYO protocol handler initialized [ 10.666788][ T1] IR Sharp protocol handler initialized [ 10.667736][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.668696][ T1] IR XMP protocol handler initialized [ 10.670321][ T1] usbcore: registered new interface driver uvcvideo [ 10.671424][ T1] USB Video Class driver (1.1.1) [ 10.672105][ T1] gspca_main: v2.14.0 registered [ 10.691176][ T1] vivid-000: using single planar format API [ 10.708963][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.710874][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.712663][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.714364][ T1] vivid-000: V4L2 output device registered as video4 [ 10.715966][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.718062][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.720105][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.721800][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.723304][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.724852][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.726416][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.728361][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.730012][ T1] vivid-001: using multiplanar format API [ 10.744433][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.746157][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.748646][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.750299][ T1] vivid-001: V4L2 output device registered as video8 [ 10.752592][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.754434][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.756130][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.757810][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.759357][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.760950][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.762564][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.764117][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.765732][ T1] vivid-002: using single planar format API [ 10.780070][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.781717][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.783352][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.785011][ T1] vivid-002: V4L2 output device registered as video12 [ 10.786450][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.788488][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.790591][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.792092][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.793582][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.795160][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.796768][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.798373][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.799942][ T1] vivid-003: using multiplanar format API [ 10.814066][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.815950][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.818060][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.819719][ T1] vivid-003: V4L2 output device registered as video16 [ 10.821232][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.823320][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.825162][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.826587][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.828617][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.830150][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.831713][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.833279][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.834992][ T1] vivid-004: using single planar format API [ 10.848982][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.850613][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.852583][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.854332][ T1] vivid-004: V4L2 output device registered as video20 [ 10.856095][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.858760][ T17] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.865508][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.868832][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.871024][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.872709][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.875054][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 10.877243][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 10.879732][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 10.881796][ T1] vivid-005: using multiplanar format API [ 10.896334][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 10.899262][ T1] vivid-005: V4L2 capture device registered as video23 [ 10.900961][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 10.902537][ T1] vivid-005: V4L2 output device registered as video24 [ 10.904059][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 10.907382][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 10.909350][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 10.911075][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 10.912635][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 10.914553][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 10.916210][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 10.918098][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 10.919743][ T1] vivid-006: using single planar format API [ 10.933748][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 10.935395][ T1] vivid-006: V4L2 capture device registered as video27 [ 10.937004][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 10.938694][ T1] vivid-006: V4L2 output device registered as video28 [ 10.940218][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 10.942124][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 10.944037][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 10.945477][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 10.946981][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 10.948695][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 10.950284][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 10.951908][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 10.954706][ T1] vivid-007: using multiplanar format API [ 10.969483][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 10.971264][ T1] vivid-007: V4L2 capture device registered as video31 [ 10.972839][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 10.974503][ T1] vivid-007: V4L2 output device registered as video32 [ 10.975983][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 10.978383][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 10.980329][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 10.982009][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 10.984448][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 10.986051][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 10.987923][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 10.989547][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 10.991147][ T1] vivid-008: using single planar format API [ 11.005445][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.007242][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.008978][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.010680][ T1] vivid-008: V4L2 output device registered as video36 [ 11.012165][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.014157][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.015922][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.017717][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.019211][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.021004][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.022820][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.024622][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.026311][ T1] vivid-009: using multiplanar format API [ 11.040887][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.042871][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.045526][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.047411][ T1] vivid-009: V4L2 output device registered as video40 [ 11.048888][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.051038][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.052898][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.054420][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.055897][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.058513][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.060162][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.061839][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.063557][ T1] vivid-010: using single planar format API [ 11.078377][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.080107][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.081743][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.083331][ T1] vivid-010: V4L2 output device registered as video44 [ 11.084786][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.086755][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.088676][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.090134][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.091646][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.093176][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.094853][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.096421][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.100994][ T1] vivid-011: using multiplanar format API [ 11.115147][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.116874][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.118782][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.120310][ T1] vivid-011: V4L2 output device registered as video48 [ 11.121745][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.123732][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.125535][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.126982][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.128490][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.130047][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.131660][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.133176][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.135079][ T1] vivid-012: using single planar format API [ 11.149333][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.151136][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.153086][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.154702][ T1] vivid-012: V4L2 output device registered as video52 [ 11.156340][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.158960][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.160772][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.162228][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.163696][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.165158][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.166888][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.168658][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.170453][ T1] vivid-013: using multiplanar format API [ 11.184273][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.185876][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.187644][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.189172][ T1] vivid-013: V4L2 output device registered as video56 [ 11.190723][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.192507][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.194308][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.195771][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.197265][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.199462][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.201336][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.202960][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.204541][ T1] vivid-014: using single planar format API [ 11.218249][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.219893][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.221421][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.223032][ T1] vivid-014: V4L2 output device registered as video60 [ 11.224487][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.226249][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.228200][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.229643][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.231059][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.232617][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.234178][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.236156][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.238732][ T1] vivid-015: using multiplanar format API [ 11.253103][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.254742][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.256322][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.258296][ T1] vivid-015: V4L2 output device registered as video64 [ 11.259739][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.261569][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.263297][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.264769][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.266384][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.268165][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.269758][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.271473][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.275299][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.278887][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.280633][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.282303][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.284887][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.286046][ T1] iTCO_vendor_support: vendor-support=0 [ 11.289419][ T1] device-mapper: uevent: version 1.0.3 [ 11.291211][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.294812][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.295959][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.297127][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.299552][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.301434][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.302234][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.303153][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.304155][ T1] Bluetooth: HCI UART protocol LL registered [ 11.305169][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.306263][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.307141][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.309558][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.313176][ T17] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.315613][ T1] usbcore: registered new interface driver bfusb [ 11.316965][ T1] usbcore: registered new interface driver btusb [ 11.320997][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.321921][ T1] Modular ISDN core version 1.1.29 [ 11.323328][ T1] NET: Registered protocol family 34 [ 11.324105][ T1] DSP module 2.0 [ 11.324595][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.336173][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.337952][ T1] 0 virtual devices registered [ 11.338661][ T1] intel_pstate: CPU model not supported [ 11.342412][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.343624][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.343628][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.345649][ T1] usnic_verbs:usnic_ib_init:667: [ 11.345652][ T1] Unable to initialize umem with err -1 [ 11.348560][ T1] iscsi: registered transport (iser) [ 11.350275][ T1] SoftiWARP attached [ 11.351015][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.352568][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.354079][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.374038][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.414345][ T1] usbcore: registered new interface driver usbhid [ 11.415683][ T1] usbhid: USB HID core driver [ 11.430095][ T1] ashmem: initialized [ 11.530092][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.531950][ T1] drop_monitor: Initializing network drop monitor service [ 11.533820][ T1] NET: Registered protocol family 26 [ 11.534880][ T1] GACT probability on [ 11.535543][ T1] Mirror/redirect action on [ 11.536389][ T1] Simple TC action Loaded [ 11.542177][ T1] netem: version 1.3 [ 11.542938][ T1] u32 classifier [ 11.543428][ T1] Performance counters on [ 11.544181][ T1] input device check on [ 11.544788][ T1] Actions configured [ 11.547246][ T1] nf_conntrack_irc: failed to register helpers [ 11.548736][ T1] nf_conntrack_sane: failed to register helpers [ 11.589130][ T1] nf_conntrack_sip: failed to register helpers [ 11.595353][ T1] xt_time: kernel timezone is -0000 [ 11.596279][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.597506][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.600259][ T1] IPVS: ipvs loaded. [ 11.600864][ T1] IPVS: [rr] scheduler registered. [ 11.601570][ T1] IPVS: [wrr] scheduler registered. [ 11.602303][ T1] IPVS: [lc] scheduler registered. [ 11.603092][ T1] IPVS: [wlc] scheduler registered. [ 11.603960][ T1] IPVS: [fo] scheduler registered. [ 11.604738][ T1] IPVS: [ovf] scheduler registered. [ 11.605505][ T1] IPVS: [lblc] scheduler registered. [ 11.606283][ T1] IPVS: [lblcr] scheduler registered. [ 11.607118][ T1] IPVS: [dh] scheduler registered. [ 11.608177][ T1] IPVS: [sh] scheduler registered. [ 11.609003][ T1] IPVS: [mh] scheduler registered. [ 11.609828][ T1] IPVS: [sed] scheduler registered. [ 11.610569][ T1] IPVS: [nq] scheduler registered. [ 11.611404][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.612259][ T1] IPVS: [sip] pe registered. [ 11.613135][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 11.616291][ T1] gre: GRE over IPv4 demultiplexor driver [ 11.617180][ T1] ip_gre: GRE over IPv4 tunneling driver [ 11.624685][ T1] IPv4 over IPsec tunneling driver [ 11.630094][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 11.631582][ T1] Initializing XFRM netlink socket [ 11.632401][ T1] IPsec XFRM device driver [ 11.633907][ T1] NET: Registered protocol family 10 [ 11.634893][ T1] [ 11.635280][ T1] ============================= [ 11.635992][ T1] WARNING: suspicious RCU usage [ 11.636663][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 11.637631][ T1] ----------------------------- [ 11.638403][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 11.639609][ T1] [ 11.639609][ T1] other info that might help us debug this: [ 11.639609][ T1] [ 11.640995][ T1] [ 11.640995][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 11.642212][ T1] 1 lock held by swapper/0/1: [ 11.642870][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 11.644341][ T1] [ 11.644341][ T1] stack backtrace: [ 11.645169][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 11.646429][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 11.647592][ T1] Call Trace: [ 11.647592][ T1] dump_stack+0x18f/0x20d [ 11.647592][ T1] ip6mr_get_table+0x153/0x180 [ 11.647592][ T1] ip6mr_new_table+0x1b/0x70 [ 11.647592][ T1] ip6mr_net_init+0x133/0x3f0 [ 11.647592][ T1] ? ip6mr_net_exit+0x100/0x100 [ 11.647592][ T1] ops_init+0xaf/0x420 [ 11.647592][ T1] register_pernet_operations+0x346/0x840 [ 11.647592][ T1] ? setup_net+0x860/0x860 [ 11.647592][ T1] ? down_write_killable+0x170/0x170 [ 11.647592][ T1] ? cpus_read_unlock+0xa4/0x140 [ 11.647592][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 11.647592][ T1] ? unix_diag_init+0x11/0x11 [ 11.647592][ T1] register_pernet_subsys+0x25/0x40 [ 11.647592][ T1] ip6_mr_init+0x49/0x152 [ 11.647592][ T1] inet6_init+0x1d7/0x6dc [ 11.647592][ T1] do_one_initcall+0x10a/0x7d0 [ 11.647592][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 11.647592][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 11.647592][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 11.647592][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 11.647592][ T1] kernel_init_freeable+0x501/0x5ae [ 11.647592][ T1] ? rest_init+0x365/0x365 [ 11.647592][ T1] kernel_init+0xd/0x1bb [ 11.647592][ T1] ret_from_fork+0x24/0x30 [ 11.678104][ T1] Segment Routing with IPv6 [ 11.679174][ T1] mip6: Mobile IPv6 [ 11.683602][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 11.689651][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 11.692710][ T1] NET: Registered protocol family 17 [ 11.693678][ T1] NET: Registered protocol family 15 [ 11.694869][ T1] Bridge firewalling registered [ 11.697529][ T1] NET: Registered protocol family 9 [ 11.698413][ T1] X25: Linux Version 0.2 [ 11.730942][ T1] NET: Registered protocol family 6 [ 11.769630][ T1] NET: Registered protocol family 11 [ 11.770766][ T1] NET: Registered protocol family 3 [ 11.771668][ T1] can: controller area network core (rev 20170425 abi 9) [ 11.773009][ T1] NET: Registered protocol family 29 [ 11.773764][ T1] can: raw protocol (rev 20170425) [ 11.774530][ T1] can: broadcast manager protocol (rev 20170425 t) [ 11.775447][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 11.776488][ T1] can: SAE J1939 [ 11.778547][ T1] Bluetooth: RFCOMM TTY layer initialized [ 11.779516][ T1] Bluetooth: RFCOMM socket layer initialized [ 11.780439][ T1] Bluetooth: RFCOMM ver 1.11 [ 11.781202][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 11.782123][ T1] Bluetooth: BNEP filters: protocol multicast [ 11.782966][ T1] Bluetooth: BNEP socket layer initialized [ 11.783807][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 11.784715][ T1] Bluetooth: CMTP socket layer initialized [ 11.785601][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 11.786688][ T1] Bluetooth: HIDP socket layer initialized [ 11.788919][ T1] RPC: Registered rdma transport module. [ 11.789823][ T1] RPC: Registered rdma backchannel transport module. [ 11.799402][ T1] NET: Registered protocol family 33 [ 11.804690][ T1] Key type rxrpc registered [ 11.809347][ T1] Key type rxrpc_s registered [ 11.814977][ T1] NET: Registered protocol family 41 [ 11.820843][ T1] lec:lane_module_init: lec.c: initialized [ 11.826682][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 11.832758][ T1] l2tp_core: L2TP core driver, V2.0 [ 11.838946][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 11.844549][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 11.851186][ T1] l2tp_netlink: L2TP netlink interface [ 11.856783][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 11.863615][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 11.871267][ T1] NET: Registered protocol family 35 [ 11.876909][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 11.892668][ T1] DCCP: Activated CCID 2 (TCP-like) [ 11.898207][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 11.905998][ T1] sctp: Hash tables configured (bind 32/56) [ 11.913455][ T1] NET: Registered protocol family 21 [ 11.919763][ T1] Registered RDS/infiniband transport [ 11.925976][ T1] Registered RDS/tcp transport [ 11.930765][ T1] tipc: Activated (version 2.0.0) [ 11.936189][ T1] NET: Registered protocol family 30 [ 11.942195][ T427] floppy0: no floppy controllers found [ 11.949728][ T1] tipc: Started in single node mode [ 11.955379][ T1] NET: Registered protocol family 43 [ 11.962076][ T1] 9pnet: Installing 9P2000 support [ 11.968050][ T1] NET: Registered protocol family 37 [ 11.977928][ T1] NET: Registered protocol family 36 [ 11.983622][ T1] Key type dns_resolver registered [ 11.988898][ T1] Key type ceph registered [ 11.994010][ T1] libceph: loaded (mon/osd proto 15/24) [ 12.001612][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 12.010578][ T1] openvswitch: Open vSwitch switching datapath [ 12.020276][ T1] NET: Registered protocol family 40 [ 12.025858][ T1] mpls_gso: MPLS GSO support [ 12.036596][ T1] IPI shorthand broadcast: enabled [ 12.041904][ T1] AVX2 version of gcm_enc/dec engaged. [ 12.047739][ T1] AES CTR mode by8 optimization enabled [ 12.058801][ T1] sched_clock: Marking stable (12045160195, 13598444)->(12068629415, -9870776) [ 12.068907][ T1] registered taskstats version 1 [ 12.073844][ T1] Loading compiled-in X.509 certificates [ 12.084459][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 12.096292][ T1] zswap: loaded using pool lzo/zbud [ 12.102710][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 12.112315][ T1] Key type ._fscrypt registered [ 12.117406][ T1] Key type .fscrypt registered [ 12.122155][ T1] Key type fscrypt-provisioning registered [ 12.130938][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 12.137959][ T1] FS-Cache: Netfs 'afs' registered for caching [ 12.152639][ T1] Btrfs loaded, crc32c=crc32c-intel [ 12.162745][ T1] Key type big_key registered [ 12.169392][ T1] Key type encrypted registered [ 12.174296][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 12.180828][ T1] ima: No TPM chip found, activating TPM-bypass! [ 12.188043][ T1] ima: Allocated hash algorithm: sha256 [ 12.193753][ T1] ima: No architecture policies found [ 12.199411][ T1] evm: Initialising EVM extended attributes: [ 12.205384][ T1] evm: security.selinux [ 12.209859][ T1] evm: security.SMACK64 [ 12.214074][ T1] evm: security.SMACK64EXEC [ 12.218573][ T1] evm: security.SMACK64TRANSMUTE [ 12.223481][ T1] evm: security.SMACK64MMAP [ 12.228039][ T1] evm: security.apparmor [ 12.232279][ T1] evm: security.ima [ 12.236056][ T1] evm: security.capability [ 12.241767][ T1] evm: HMAC attrs: 0x1 [ 12.247501][ T1] PM: Magic number: 0:323:126 [ 12.253032][ T1] acpi device:01: hash matches [ 12.259338][ T1] printk: console [netcon0] enabled [ 12.264540][ T1] netconsole: network logging started [ 12.274366][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 12.283113][ T1] rdma_rxe: loaded [ 12.287261][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 12.298252][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 12.306498][ T3825] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 12.316439][ T1] ALSA device list: [ 12.320281][ T1] #0: Dummy 1 [ 12.323716][ T1] #1: Loopback 1 [ 12.327545][ T3825] cfg80211: failed to load regulatory.db [ 12.333712][ T1] #2: Virtual MIDI Card 1 [ 12.340966][ T1] md: Waiting for all devices to be available before autodetect [ 12.348757][ T1] md: If you don't use raid, use raid=noautodetect [ 12.359703][ T1] md: Autodetecting RAID arrays. [ 12.364720][ T1] md: autorun ... [ 12.368429][ T1] md: ... autorun DONE. [ 12.419444][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 12.427716][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 12.478622][ T1] devtmpfs: mounted [ 12.492794][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 12.499652][ T1] Kernel memory protection disabled. [ 12.578689][ T1] Run /sbin/init as init process [ 13.422232][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.466163][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.473900][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.558374][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 13.580098][ T1] systemd[1]: Detected virtualization kvm. [ 13.585973][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 13.648773][ T1] systemd[1]: Set hostname to . [ 13.987900][ T3885] selinux-autorel (3885) used greatest stack depth: 24848 bytes left [ 14.077909][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.095419][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.112269][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.132284][ T3889] systemd-fstab-g (3889) used greatest stack depth: 23880 bytes left [ 14.132633][ T3881] systemd[3881]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 14.497992][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 14.538004][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 14.579599][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 14.619095][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 14.658980][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Listening on udev Control Socket. [ 14.732763][ T1] [ 14.735179][ T1] ============================= [ 14.740242][ T1] WARNING: suspicious RCU usage [ 14.745097][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 14.751939][ T1] ----------------------------- [ 14.756839][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 14.766245][ T1] [ 14.766245][ T1] other info that might help us debug this: [ 14.766245][ T1] [ 14.776512][ T1] [ 14.776512][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.784599][ T1] 2 locks held by systemd/1: [ 14.789206][ T1] #0: ffff888098cba450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 14.798884][ T1] #1: ffff888097c9f650 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 14.808965][ T1] [ 14.808965][ T1] stack backtrace: [ 14.814866][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 14.823777][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.833807][ T1] Call Trace: [ 14.837091][ T1] dump_stack+0x18f/0x20d [ 14.841398][ T1] evm_protected_xattr+0x1c2/0x210 [ 14.846488][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 14.851926][ T1] evm_inode_setxattr+0xc4/0xf0 [ 14.857024][ T1] security_inode_setxattr+0x18f/0x200 [ 14.863557][ T1] vfs_setxattr+0xa7/0xf0 [ 14.867891][ T1] setxattr+0x23d/0x330 [ 14.872030][ T1] ? vfs_setxattr+0xf0/0xf0 [ 14.876525][ T1] ? lock_acquire+0x1f4/0x940 [ 14.881199][ T1] ? mnt_want_write+0x3a/0xb0 [ 14.885866][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 14.891485][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 14.896760][ T1] ? preempt_count_add+0x74/0x140 [ 14.901756][ T1] ? preempt_count_add+0x74/0x140 [ 14.906754][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 14.911768][ T1] path_setxattr+0x170/0x190 [ 14.916336][ T1] ? setxattr+0x330/0x330 [ 14.920640][ T1] ? task_work_run+0x160/0x1b0 [ 14.925400][ T1] __x64_sys_setxattr+0xc0/0x160 [ 14.930315][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 14.935587][ T1] do_syscall_64+0xf6/0x7d0 [ 14.940080][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 14.945947][ T1] RIP: 0033:0x7ff41f79367a [ 14.950349][ 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 [ 14.969951][ T1] RSP: 002b:00007ffe91d872f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 14.978343][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff41f79367a [ 14.986395][ T1] RDX: 00007ffe91d87370 RSI: 0000562dd4787f9b RDI: 0000562dd65ceba0 [ 14.994349][ T1] RBP: 0000562dd4787f9b R08: 0000000000000000 R09: 0000000000000030 [ 15.002314][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffe91d87370 [ 15.010270][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000562dd659b1d0 [ OK ] Created slice System Slice. Mounting POSIX Message Queue File System... [ OK [0[ 15.107521][ T3893] mount (3893) used greatest stack depth: 23720 bytes left m] Created slice system-getty.slice. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Reached target Swap. Mounting Huge Pages File System... [ OK ] Reached target Paths. [ OK ] Reached target Slices. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on udev Kernel Socket. [ OK ] Created slice system-serial\x2dgetty.slice. Mounting /sys/kernel/debug... [ OK ] Listening on Syslog Socket. Mounting /sys/kernel/config... [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... Starting Load Kernel Modules... [ 15.847701][ T3905] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Create Static Device Nodes in /dev... Starting Journal Service... [ OK ] Reached target Sockets. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started udev Kernel Device Manager. [ 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 Journal Service. Starting Flush Journal to Persistent Storage... [ 18.153419][ T3912] systemd-journald[3912]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 18.641762][ T1] [ 18.644370][ T1] ============================= [ 18.655691][ T1] WARNING: suspicious RCU usage [ 18.661454][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 18.669464][ T1] ----------------------------- [ 18.674331][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 18.684296][ T1] [ 18.684296][ T1] other info that might help us debug this: [ 18.684296][ T1] [ 18.701991][ T1] [ 18.701991][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 18.711511][ T1] 4 locks held by systemd/1: [ 18.716250][ T1] #0: ffff888098f46450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 18.738275][ T1] #1: ffff8880a82d4488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 18.757779][ T1] #2: ffff8880a8a94130 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 18.787406][ T1] #3: ffffffff89e5de48 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 18.817620][ T1] [ 18.817620][ T1] stack backtrace: [ 18.823562][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 18.832506][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.842567][ T1] Call Trace: [ 18.845868][ T1] dump_stack+0x18f/0x20d [ 18.850241][ T1] match_exception_partial+0x2ee/0x340 [ 18.855721][ T1] verify_new_ex+0x176/0x3a0 [ 18.860447][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 18.866015][ T1] ? lock_acquire+0x1f4/0x940 [ 18.870692][ T1] ? kernfs_fop_write+0x1db/0x490 [ 18.875738][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.880949][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 18.885718][ T1] ? lock_downgrade+0x840/0x840 [ 18.890588][ T1] cgroup_file_write+0x20d/0x710 [ 18.895533][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 18.900747][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.906123][ T1] ? __might_fault+0x190/0x1d0 [ 18.908058][ T3960] [ 18.910914][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 18.913304][ T3960] ============================= [ 18.918598][ T1] kernfs_fop_write+0x268/0x490 [ 18.918619][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 18.918632][ T1] __vfs_write+0x76/0x100 [ 18.918647][ T1] vfs_write+0x268/0x5d0 [ 18.918663][ T1] ksys_write+0x12d/0x250 [ 18.918683][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 18.918699][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 18.918720][ T1] do_syscall_64+0xf6/0x7d0 [ 18.918738][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 18.918759][ T1] RIP: 0033:0x7ff41f787970 [ 18.928238][ T3960] WARNING: suspicious RCU usage [ 18.929206][ 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 [ 18.934120][ T3960] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 18.938419][ T1] RSP: 002b:00007ffe91d86eb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 18.938432][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ff41f787970 [ 18.938440][ T1] RDX: 000000000000000a RSI: 0000562dd65abde0 RDI: 0000000000000026 [ 18.938448][ T1] RBP: 0000562dd65abde0 R08: 0000562dd65b6b70 R09: 00007ff4211bd500 [ 18.938455][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 18.938462][ T1] R13: 0000000000000001 R14: 0000562dd65b6a90 R15: 000000000000000a [ 19.052458][ T3960] ----------------------------- [ 19.058577][ T3960] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 19.067979][ T3960] [ 19.067979][ T3960] other info that might help us debug this: [ 19.067979][ T3960] [ 19.081179][ T3960] [ 19.081179][ T3960] rcu_scheduler_active = 2, debug_locks = 1 [ 19.089966][ T3960] 1 lock held by ip/3960: [ 19.094307][ T3960] #0: ffffffff8a5b22a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 19.104706][ T3960] [ 19.104706][ T3960] stack backtrace: [ 19.111135][ T3960] CPU: 1 PID: 3960 Comm: ip Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 19.119896][ T3960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.129952][ T3960] Call Trace: [ 19.133253][ T3960] dump_stack+0x18f/0x20d [ 19.137589][ T3960] bpq_device_event+0x609/0x75a [ 19.142446][ T3960] notifier_call_chain+0xc0/0x230 [ 19.147486][ T3960] call_netdevice_notifiers_info+0xb5/0x130 [ 19.153498][ T3960] __dev_notify_flags+0x121/0x2c0 [ 19.158534][ T3960] ? dev_change_name+0x700/0x700 [ 19.163481][ T3960] ? dev_set_allmulti+0x30/0x30 [ 19.168343][ T3960] ? print_usage_bug+0x240/0x240 [ 19.173291][ T3960] dev_change_flags+0x100/0x160 [ 19.178153][ T3960] do_setlink+0xa1c/0x35d0 [ 19.182576][ T3960] ? mark_lock+0x129/0x1390 [ 19.187084][ T3960] ? rtnl_getlink+0xab0/0xab0 [ 19.191764][ T3960] ? print_usage_bug+0x240/0x240 [ 19.196700][ T3960] ? mark_lock+0x129/0x1390 [ 19.201214][ T3960] ? mark_lock+0x129/0x1390 [ 19.206072][ T3960] ? __lock_acquire+0xca1/0x3f20 [ 19.211015][ T3960] ? memset+0x20/0x40 [ 19.215002][ T3960] ? __nla_validate_parse+0x2af/0x1cc0 [ 19.220463][ T3960] ? mark_held_locks+0xe0/0xe0 [ 19.225226][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 19.229995][ T3960] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 19.238507][ T3960] ? nla_memcpy+0xa0/0xa0 [ 19.242858][ T3960] ? mark_held_locks+0xe0/0xe0 [ 19.247626][ T3960] ? deref_stack_reg+0xaa/0xe0 [ 19.252410][ T3960] __rtnl_newlink+0xad0/0x1590 [ 19.257202][ T3960] ? rtnl_link_unregister+0x240/0x240 [ 19.262773][ T3960] ? is_bpf_text_address+0xcb/0x160 [ 19.267974][ T3960] ? kernel_text_address+0x6e/0xe0 [ 19.273093][ T3960] ? __kernel_text_address+0x9/0x30 [ 19.278472][ T3960] ? unwind_get_return_address+0x5a/0xa0 [ 19.284113][ T3960] ? profile_setup.cold+0xc1/0xc1 [ 19.289154][ T3960] ? arch_stack_walk+0x97/0xf0 [ 19.293936][ T3960] ? stack_trace_save+0x8c/0xc0 [ 19.298790][ T3960] ? stack_trace_consume_entry+0x160/0x160 [ 19.304648][ T3960] ? rtnl_newlink+0x46/0xa0 [ 19.309158][ T3960] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 19.314706][ T3960] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 19.320863][ T3960] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 19.326673][ T3960] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 19.332235][ T3960] rtnl_newlink+0x64/0xa0 [ 19.336565][ T3960] ? __rtnl_newlink+0x1590/0x1590 [ 19.341594][ T3960] rtnetlink_rcv_msg+0x44e/0xad0 [ 19.346537][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.351829][ T3960] ? lock_acquire+0x1f4/0x940 [ 19.356526][ T3960] ? netlink_deliver_tap+0x146/0xcc0 [ 19.361821][ T3960] netlink_rcv_skb+0x15a/0x430 [ 19.366596][ T3960] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.371887][ T3960] ? netlink_ack+0xa60/0xa60 [ 19.376492][ T3960] ? netlink_deliver_tap+0x236/0xcc0 [ 19.381790][ T3960] netlink_unicast+0x537/0x740 [ 19.386568][ T3960] ? netlink_attachskb+0x810/0x810 [ 19.391682][ T3960] ? _copy_from_iter_full+0x25c/0x870 [ 19.397054][ T3960] ? __phys_addr_symbol+0x2c/0x70 [ 19.402167][ T3960] ? __check_object_size+0x171/0x437 [ 19.407463][ T3960] netlink_sendmsg+0x882/0xe10 [ 19.412241][ T3960] ? aa_af_perm+0x260/0x260 [ 19.416743][ T3960] ? netlink_unicast+0x740/0x740 [ 19.421692][ T3960] ? netlink_unicast+0x740/0x740 [ 19.426632][ T3960] sock_sendmsg+0xcf/0x120 [ 19.431050][ T3960] ____sys_sendmsg+0x6bf/0x7e0 [ 19.435819][ T3960] ? mark_held_locks+0xe0/0xe0 [ 19.441103][ T3960] ? kernel_sendmsg+0x50/0x50 [ 19.445790][ T3960] ? find_held_lock+0x2d/0x110 [ 19.450556][ T3960] ? mark_lock+0x129/0x1390 [ 19.455065][ T3960] ___sys_sendmsg+0x100/0x170 [ 19.459745][ T3960] ? sendmsg_copy_msghdr+0x70/0x70 [ 19.464887][ T3960] ? migration_entry_to_page+0x310/0x310 [ 19.470527][ T3960] ? do_raw_spin_unlock+0x171/0x260 [ 19.475739][ T3960] ? find_held_lock+0x2d/0x110 [ 19.480593][ T3960] ? do_page_fault+0x59e/0x13da [ 19.485446][ T3960] ? vm_insert_pages+0x6a0/0x6a0 [ 19.490390][ T3960] ? lock_downgrade+0x840/0x840 [ 19.495251][ T3960] ? __fget_light+0x1ab/0x270 [ 19.499940][ T3960] __sys_sendmsg+0xec/0x1b0 [ 19.504445][ T3960] ? __sys_sendmsg_sock+0xb0/0xb0 [ 19.509501][ T3960] ? down_read_nested+0x430/0x430 [ 19.514538][ T3960] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.520272][ T3960] ? do_syscall_64+0x21/0x7d0 [ 19.524960][ T3960] do_syscall_64+0xf6/0x7d0 [ 19.529497][ T3960] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.535408][ T3960] RIP: 0033:0x7f112ec1ddc7 [ 19.539825][ T3960] 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 [ 19.559430][ T3960] RSP: 002b:00007ffc22e81248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 19.567850][ T3960] RAX: ffffffffffffffda RBX: 000000005ea80e39 RCX: 00007f112ec1ddc7 [ 19.575911][ T3960] RDX: 0000000000000000 RSI: 00007ffc22e81290 RDI: 0000000000000003 [ 19.583882][ T3960] RBP: 00007ffc22e81290 R08: 0000000000001000 R09: fefefeff77686d74 [ 19.591853][ T3960] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffc22e812d0 [ 19.599826][ T3960] R13: 000055d22eda83c0 R14: 00007ffc22e89350 R15: 0000000000000000 Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ 20.210440][ T3960] ip (3960) used greatest stack depth: 23488 bytes left [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.567933][ C1] random: crng init done [ 21.572237][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ 23.325823][ T4057] systemd-timesyn (4057) used greatest stack depth: 23048 bytes left [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ **] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ ***] (2 of 2) A start job is running for…dplug all Devices (25s / 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 Permit User Sessions... [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily Cleanup of Temporary Directories. Starting System Logging Service... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started OpenBSD Secure Shell server. [ 45.408931][ T6740] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 45.421014][ T6740] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 45.429431][ T6740] CPU: 1 PID: 6740 Comm: sshd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 45.438360][ T6740] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.448620][ T6740] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 45.454692][ T6740] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 45.474290][ T6740] RSP: 0018:ffffc90004677450 EFLAGS: 00010206 [ 45.480476][ T6740] RAX: dffffc0000000000 RBX: ffff888099276000 RCX: ffffffff8363732a [ 45.488451][ T6740] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 45.496423][ T6740] RBP: 1ffff920008cee8b R08: ffff8880a2f22580 R09: fffffbfff1519352 [ 45.504490][ T6740] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff88809e7d0fea [ 45.513678][ T6740] R13: ffff88809e7d0000 R14: 0000000000001a54 R15: 0000000000000000 [ 45.521787][ T6740] FS: 00007f1a5bb248c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 45.530714][ T6740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.537295][ T6740] CR2: 000055bc6b3d88f5 CR3: 000000008c9f9000 CR4: 00000000001406e0 [ 45.545274][ T6740] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 45.553243][ T6740] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 45.561209][ T6740] Call Trace: [ 45.564503][ T6740] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 45.569910][ T6740] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 45.575719][ T6740] ? __kmalloc+0x62f/0x7a0 [ 45.580145][ T6740] ? tomoyo_realpath_from_path+0xc2/0x620 [ 45.586301][ T6740] ? lock_release+0x800/0x800 [ 45.590980][ T6740] ? __lock_acquire+0x2018/0x3f20 [ 45.596006][ T6740] tomoyo_realpath_from_path+0x393/0x620 [ 45.601646][ T6740] tomoyo_path_number_perm+0x1c2/0x4d0 [ 45.607108][ T6740] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 45.612745][ T6740] ? tomoyo_execute_permission+0x470/0x470 [ 45.618565][ T6740] ? d_alloc_parallel+0x785/0x1b10 [ 45.624557][ T6740] ? d_alloc_parallel+0x9ea/0x1b10 [ 45.629679][ T6740] ? rcu_read_lock_held_common+0x130/0x130 [ 45.635494][ T6740] ? print_usage_bug+0x240/0x240 [ 45.640460][ T6740] tomoyo_path_mknod+0x10d/0x190 [ 45.645403][ T6740] ? tomoyo_path_chown+0x1b0/0x1b0 [ 45.650520][ T6740] ? mark_held_locks+0x9f/0xe0 [ 45.655290][ T6740] ? d_lookup+0xec/0x250 [ 45.659537][ T6740] security_path_mknod+0x116/0x180 [ 45.665085][ T6740] lookup_open+0x5ae/0x1320 [ 45.669595][ T6740] ? page_put_link+0x210/0x210 [ 45.674460][ T6740] ? preempt_count_add+0x74/0x140 [ 45.679491][ T6740] ? __mnt_want_write+0x1da/0x2c0 [ 45.684522][ T6740] path_openat+0x93c/0x27f0 [ 45.689141][ T6740] ? path_lookupat.isra.0+0x530/0x530 [ 45.694515][ T6740] ? up_read+0x1a8/0x750 [ 45.698759][ T6740] ? mark_held_locks+0xe0/0xe0 [ 45.703531][ T6740] ? down_read_nested+0x430/0x430 [ 45.708653][ T6740] do_filp_open+0x192/0x260 [ 45.713160][ T6740] ? may_open_dev+0xf0/0xf0 [ 45.717795][ T6740] ? simple_attr_release+0x40/0x40 [ 45.722914][ T6740] ? _raw_spin_unlock+0x24/0x40 [ 45.727779][ T6740] ? __alloc_fd+0x46d/0x600 [ 45.732410][ T6740] do_sys_openat2+0x585/0x7d0 [ 45.737093][ T6740] ? file_open_root+0x400/0x400 [ 45.741980][ T6740] ? up_read+0x1a8/0x750 [ 45.746222][ T6740] do_sys_open+0xc3/0x140 [ 45.750562][ T6740] ? filp_open+0x70/0x70 [ 45.754805][ T6740] ? handle_mm_fault+0x29e/0x660 [ 45.759747][ T6740] ? trace_hardirqs_off_caller+0x55/0x230 [ 45.765474][ T6740] do_syscall_64+0xf6/0x7d0 [ 45.769975][ T6740] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 45.776057][ T6740] RIP: 0033:0x7f1a59c8d6f0 [ 45.780495][ T6740] 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 [ 45.800191][ T6740] RSP: 002b:00007ffcdcd22ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 45.809555][ T6740] RAX: ffffffffffffffda RBX: 000055bc6caf9970 RCX: 00007f1a59c8d6f0 [ 45.817524][ T6740] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055bc6b3d88f5 [ 45.825494][ T6740] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 45.833598][ T6740] R10: 0000000000000240 R11: 0000000000000246 R12: 000055bc6b3a951e [ 45.841572][ T6740] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 45.849545][ T6740] Modules linked in: [ 45.885886][ T6740] ---[ end trace fbc275ee45f8eb5f ]--- [ 45.915552][ T6740] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 45.922687][ T6740] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 45.960011][ T6740] RSP: 0018:ffffc90004677450 EFLAGS: 00010206 [ 45.966117][ T6740] RAX: dffffc0000000000 RBX: ffff888099276000 RCX: ffffffff8363732a [ 45.998060][ T6740] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 46.006063][ T6740] RBP: 1ffff920008cee8b R08: ffff8880a2f22580 R09: fffffbfff1519352 [ 46.014377][ T6740] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff88809e7d0fea [ 46.078924][ T6740] R13: ffff88809e7d0000 R14: 0000000000001a54 R15: 0000000000000000 [ 46.123768][ T6740] FS: 00007f1a5bb248c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 46.181433][ T6740] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.189710][ T6740] CR2: 00005636f6352288 CR3: 000000008c9f9000 CR4: 00000000001406e0 [ 46.198450][ T6740] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.221540][ T6740] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.246463][ T6740] Kernel panic - not syncing: Fatal exception [ 46.253740][ T6740] Kernel Offset: disabled [ 46.258115][ T6740] Rebooting in 86400 seconds..