[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200430-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr be42001, primary cpu clock [ 0.000005][ T0] kvm-clock: using sched offset of 3961725196 cycles [ 0.001381][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.009304][ T0] tsc: Detected 2300.000 MHz processor [ 0.012565][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.014211][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.016925][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.025212][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.026858][ T0] check: Scanning 1 areas for low memory corruption [ 0.031582][ T0] Using GB pages for direct mapping [ 0.035278][ T0] ACPI: Early table checksum verification disabled [ 0.037657][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.039941][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.042343][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.044190][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.047360][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.048222][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.049147][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.050714][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.052320][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.053709][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.055523][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.056251][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.056980][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.057888][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.058918][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.060028][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.061943][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.063508][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.064619][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.066203][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.068143][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.121614][ T0] Zone ranges: [ 0.122361][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.123502][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.124473][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.125563][ T0] Device empty [ 0.126146][ T0] Movable zone start for each node [ 0.126937][ T0] Early memory node ranges [ 0.127604][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.128754][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.129744][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.130667][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.131804][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.131812][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.162125][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.611133][ T0] kasan: KernelAddressSanitizer initialized [ 0.612536][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.613212][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.614226][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.615607][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.616709][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.617801][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.618854][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.620039][ T0] Using ACPI (MADT) for SMP configuration information [ 0.620959][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.621879][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.623015][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.624398][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.627169][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.629122][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.631661][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.633901][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.636328][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.637990][ T0] Booting paravirtualized kernel on KVM [ 0.639360][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.696540][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.699587][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.701536][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.709707][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.711561][ T0] Policy zone: Normal [ 0.712420][ 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 [ 0.737313][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.583326][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17329K rwdata, 21708K rodata, 2776K init, 24504K bss, 1402688K reserved, 0K cma-reserved) [ 1.593202][ T0] Running RCU self tests [ 1.594655][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.596678][ T0] rcu: RCU lockdep checking is enabled. [ 1.598571][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.601208][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.603376][ T0] Trampoline variant of Tasks RCU enabled. [ 1.605425][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.607567][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.618427][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.620271][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.624586][ T0] Console: colour VGA+ 80x25 [ 1.629496][ T0] printk: console [ttyS0] enabled [ 1.629496][ T0] printk: console [ttyS0] enabled [ 1.631935][ T0] printk: bootconsole [earlyser0] disabled [ 1.631935][ T0] printk: bootconsole [earlyser0] disabled [ 1.634754][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.637737][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.639024][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.640257][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.641745][ T0] ... CLASSHASH_SIZE: 4096 [ 1.643658][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.645472][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.646682][ T0] ... CHAINHASH_SIZE: 32768 [ 1.647782][ T0] memory used by lock dependency info: 6301 kB [ 1.649695][ T0] memory used for stack traces: 4224 kB [ 1.651547][ T0] per task-struct memory footprint: 1920 bytes [ 1.655925][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.659602][ T0] ACPI: Core revision 20200326 [ 1.662935][ T0] APIC: Switch to symmetric I/O mode setup [ 1.665344][ T0] x2apic enabled [ 1.667596][ T0] Switched APIC routing to physical x2apic. [ 1.672687][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.674399][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.677999][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.680961][ T0] pid_max: default: 32768 minimum: 301 [ 1.689404][ T0] LSM: Security Framework initializing [ 1.690792][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.693458][ T0] Yama: becoming mindful. [ 1.695067][ T0] TOMOYO Linux initialized [ 1.697723][ T0] AppArmor: AppArmor initialized [ 1.705462][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.711852][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.715188][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.718086][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.724472][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.725803][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.728048][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.730275][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.730310][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.735466][ T0] MDS: Mitigation: Clear CPU buffers [ 1.738809][ T0] Freeing SMP alternatives memory: 96K [ 1.863769][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.867987][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.867987][ T1] rcu: Hierarchical SRCU implementation. [ 1.867987][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.869771][ T1] smp: Bringing up secondary CPUs ... [ 1.876175][ T1] x86: Booting SMP configuration: [ 1.878093][ T1] .... node #0, CPUs: #1 [ 0.067879][ T0] kvm-clock: cpu 1, msr be42041, secondary cpu clock [ 1.881703][ 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. [ 1.888183][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.889924][ T1] smpboot: Max logical packages: 1 [ 1.891575][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.898205][ T1] devtmpfs: initialized [ 1.899753][ T1] x86/mm: Memory block size: 128MB [ 1.929105][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.931672][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.931672][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.938047][ T1] xor: automatically using best checksumming function avx [ 1.938193][ T1] PM: RTC time: 05:49:58, date: 2020-05-01 [ 1.938193][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.938193][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.942948][ T1] NET: Registered protocol family 16 [ 1.950035][ T1] audit: initializing netlink subsys (disabled) [ 1.951827][ T27] audit: type=2000 audit(1588312198.821:1): state=initialized audit_enabled=0 res=1 [ 1.965689][ T1] cpuidle: using governor menu [ 1.971153][ T1] ACPI: bus type PCI registered [ 1.974461][ T1] dca service started, version 1.12.1 [ 1.976729][ T1] PCI: Using configuration type 1 for base access [ 2.103075][ T300] kworker/u4:4 (300) used greatest stack depth: 27336 bytes left [ 2.336429][ T777] kworker/u4:1 (777) used greatest stack depth: 27320 bytes left [ 2.510367][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.510759][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.510759][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.539375][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.738062][ T1] raid6: avx2x4 gen() 11469 MB/s [ 2.908043][ T1] raid6: avx2x4 xor() 5978 MB/s [ 3.078035][ T1] raid6: avx2x2 gen() 8424 MB/s [ 3.242752][ T1] raid6: avx2x2 xor() 3619 MB/s [ 3.412757][ T1] raid6: avx2x1 gen() 4601 MB/s [ 3.582745][ T1] raid6: avx2x1 xor() 1938 MB/s [ 3.752747][ T1] raid6: sse2x4 gen() 6139 MB/s [ 3.928035][ T1] raid6: sse2x4 xor() 3246 MB/s [ 4.098013][ T1] raid6: sse2x2 gen() 4263 MB/s [ 4.268006][ T1] raid6: sse2x2 xor() 1862 MB/s [ 4.438008][ T1] raid6: sse2x1 gen() 2353 MB/s [ 4.608012][ T1] raid6: sse2x1 xor() 985 MB/s [ 4.609994][ T1] raid6: using algorithm avx2x4 gen() 11469 MB/s [ 4.612208][ T1] raid6: .... xor() 5978 MB/s, rmw enabled [ 4.614021][ T1] raid6: using avx2x2 recovery algorithm [ 4.617509][ T1] ACPI: Added _OSI(Module Device) [ 4.618009][ T1] ACPI: Added _OSI(Processor Device) [ 4.620151][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.622371][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.624098][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.625511][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.628023][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.683539][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.735832][ T1] ACPI: Interpreter enabled [ 4.737304][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.738141][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.740947][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.746216][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.852882][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.854808][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.857865][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.868521][ T1] PCI host bridge to bus 0000:00 [ 4.869999][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.872798][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.874622][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.875979][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.878023][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.880086][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.881989][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.892769][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.919692][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.936865][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.941565][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.952240][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.959175][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.979850][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.988035][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.994472][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.016107][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.029086][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.035714][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.069469][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.074912][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.079796][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.085201][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.090176][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.101331][ T1] iommu: Default domain type: Translated [ 5.103332][ T1] vgaarb: loaded [ 5.109871][ T1] SCSI subsystem initialized [ 5.111738][ T1] ACPI: bus type USB registered [ 5.111738][ T1] usbcore: registered new interface driver usbfs [ 5.113326][ T1] usbcore: registered new interface driver hub [ 5.118573][ T1] usbcore: registered new device driver usb [ 5.121912][ T1] mc: Linux media interface: v0.10 [ 5.123618][ T1] videodev: Linux video capture interface: v2.00 [ 5.126148][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.128402][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.132448][ T1] PTP clock support registered [ 5.134705][ T1] EDAC MC: Ver: 3.0.0 [ 5.140690][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.141112][ T1] PCI: Using ACPI for IRQ routing [ 5.150106][ T1] Bluetooth: Core ver 2.22 [ 5.150516][ T1] NET: Registered protocol family 31 [ 5.150516][ T1] Bluetooth: HCI device and connection manager initialized [ 5.150516][ T1] Bluetooth: HCI socket layer initialized [ 5.152006][ T1] Bluetooth: L2CAP socket layer initialized [ 5.153860][ T1] Bluetooth: SCO socket layer initialized [ 5.155328][ T1] NET: Registered protocol family 8 [ 5.156548][ T1] NET: Registered protocol family 20 [ 5.158129][ T1] NetLabel: Initializing [ 5.159466][ T1] NetLabel: domain hash size = 128 [ 5.160514][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.163345][ T1] NetLabel: unlabeled traffic allowed by default [ 5.168590][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.168849][ T1] NET: Registered protocol family 39 [ 5.180147][ T1] clocksource: Switched to clocksource kvm-clock [ 7.903002][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.904681][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.908689][ T1] FS-Cache: Loaded [ 7.910479][ T1] CacheFiles: Loaded [ 7.914646][ T1] TOMOYO: 2.6.0 [ 7.915166][ T1] Mandatory Access Control activated. [ 7.919509][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.925547][ T1] pnp: PnP ACPI init [ 7.940170][ T1] pnp: PnP ACPI: found 7 devices [ 7.985481][ T1554] kworker/u4:0 (1554) used greatest stack depth: 27176 bytes left [ 7.997734][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.000380][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.002837][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.005504][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.007786][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.012143][ T1] NET: Registered protocol family 2 [ 8.016370][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.020975][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.031210][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.037734][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.041900][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.045499][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.048582][ T1] [ 8.049608][ T1] ============================= [ 8.051095][ T1] WARNING: suspicious RCU usage [ 8.052357][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 8.054103][ T1] ----------------------------- [ 8.055593][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.057392][ T1] [ 8.057392][ T1] other info that might help us debug this: [ 8.057392][ T1] [ 8.060346][ T1] [ 8.060346][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.063040][ T1] 1 lock held by swapper/0/1: [ 8.064169][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.067564][ T1] [ 8.067564][ T1] stack backtrace: [ 8.069231][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 8.072027][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.074423][ T1] Call Trace: [ 8.075272][ T1] dump_stack+0x18f/0x20d [ 8.076048][ T1] ipmr_get_table+0x130/0x160 [ 8.077444][ T1] ipmr_net_init+0x133/0x430 [ 8.078922][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.079199][ T1] ops_init+0xaf/0x420 [ 8.079199][ T1] register_pernet_operations+0x346/0x840 [ 8.079199][ T1] ? setup_net+0x860/0x860 [ 8.079199][ T1] ? down_write_killable+0x170/0x170 [ 8.079199][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.079199][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.079199][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.079199][ T1] register_pernet_subsys+0x25/0x40 [ 8.079199][ T1] ip_mr_init+0x36/0x168 [ 8.079199][ T1] inet_init+0x298/0x424 [ 8.079199][ T1] do_one_initcall+0x10a/0x7d0 [ 8.079199][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.079199][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.079199][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.079199][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.079199][ T1] kernel_init_freeable+0x501/0x5ae [ 8.079199][ T1] ? rest_init+0x365/0x365 [ 8.079199][ T1] kernel_init+0xd/0x1bb [ 8.079199][ T1] ret_from_fork+0x24/0x30 [ 8.112435][ T1] NET: Registered protocol family 1 [ 8.115410][ T1] RPC: Registered named UNIX socket transport module. [ 8.117387][ T1] RPC: Registered udp transport module. [ 8.119112][ T1] RPC: Registered tcp transport module. [ 8.120586][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.123908][ T1] NET: Registered protocol family 44 [ 8.125038][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.126269][ T1] PCI: CLS 0 bytes, default 64 [ 8.132699][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.134854][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.141759][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.147171][ T1] kvm: already loaded the other module [ 8.148622][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.152237][ T1] clocksource: Switched to clocksource tsc [ 8.156215][ T1] mce: Machine check injector initialized [ 8.162107][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.224153][ T1] Initialise system trusted keyrings [ 8.228426][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.230448][ T1] zbud: loaded [ 8.235583][ T1] DLM installed [ 8.239986][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.245667][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.249477][ T1] NFS: Registering the id_resolver key type [ 8.252683][ T1] Key type id_resolver registered [ 8.254243][ T1] Key type id_legacy registered [ 8.255570][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.257875][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.265818][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.270173][ T1] Key type cifs.spnego registered [ 8.271505][ T1] Key type cifs.idmap registered [ 8.272757][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.275215][ T1] fuse: init (API version 7.31) [ 8.279965][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.292197][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.299836][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.301717][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.304255][ T1] ocfs2: Registered cluster interface o2cb [ 8.305774][ T1] ocfs2: Registered cluster interface user [ 8.307655][ T1] OCFS2 User DLM kernel interface loaded [ 8.318549][ T1] gfs2: GFS2 installed [ 8.323136][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.326165][ T1] ceph: loaded (mds proto 32) [ 8.339451][ T1] NET: Registered protocol family 38 [ 8.341508][ T1] async_tx: api initialized (async) [ 8.343215][ T1] Key type asymmetric registered [ 8.344141][ T1] Asymmetric key parser 'x509' registered [ 8.345393][ T1] Asymmetric key parser 'pkcs8' registered [ 8.347078][ T1] Key type pkcs7_test registered [ 8.348517][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.350334][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.352023][ T1] io scheduler mq-deadline registered [ 8.353099][ T1] io scheduler kyber registered [ 8.354534][ T1] io scheduler bfq registered [ 8.368325][ T1] hgafb: HGA card not detected. [ 8.370237][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.372654][ T1] usbcore: registered new interface driver udlfb [ 8.376484][ T1] uvesafb: failed to execute /sbin/v86d [ 8.378236][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.381301][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.383459][ T1] uvesafb: vbe_init() failed with -22 [ 8.385143][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.388614][ T1] vga16fb: mapped to 0x00000000db037ecd [ 8.454777][ T1] Console: switching to colour frame buffer device 80x30 [ 8.742342][ T1] fb0: VGA16 VGA frame buffer device [ 8.746262][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.758815][ T1] ACPI: Power Button [PWRF] [ 8.760694][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.763920][ T1] ACPI: Sleep Button [SLPF] [ 8.772037][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.787687][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.790130][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.807926][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.810489][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.828974][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.830794][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.868239][ T1848] kworker/u4:4 (1848) used greatest stack depth: 26696 bytes left [ 9.127301][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.130371][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.132685][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.144972][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.152802][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.159743][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.166669][ T1] Cyclades driver 2.6 [ 9.168276][ T1] Initializing Nozomi driver 2.1d [ 9.170933][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.173680][ T1] No rocketport ports found; unloading driver [ 9.182762][ T1] Non-volatile memory driver v1.3 [ 9.184911][ T1] Linux agpgart interface v0.103 [ 9.195953][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.198937][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.203929][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.206044][ T1] usbcore: registered new interface driver udl [ 9.255623][ T1] brd: module loaded [ 9.291289][ T1] loop: module loaded [ 9.465551][ T1] zram: Added device: zram0 [ 9.474701][ T1] null_blk: module loaded [ 9.483078][ T1] nfcsim 0.2 initialized [ 9.486381][ T1] Loading iSCSI transport class v2.0-870. [ 9.512837][ T1] scsi host0: Virtio SCSI HBA [ 9.557724][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.565311][ T208] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.576902][ T1] slram: not enough parameters. [ 9.582753][ T1] ftl_cs: FTL header not found. [ 9.617735][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.622055][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.625746][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.636822][ T1] MACsec IEEE 802.1AE [ 9.640036][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.682476][ T1] vcan: Virtual CAN interface driver [ 9.684022][ T1] vxcan: Virtual CAN Tunnel driver [ 9.686218][ T1] slcan: serial line CAN interface driver [ 9.687580][ T1] slcan: 10 dynamic interface channels. [ 9.689273][ T1] CAN device driver interface [ 9.691430][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.694196][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.696525][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.698819][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.700721][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.702592][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.706932][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.708547][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.710076][ T1] AX.25: bpqether driver version 004 [ 9.711676][ T1] PPP generic driver version 2.4.2 [ 9.714440][ T1] PPP BSD Compression module registered [ 9.715576][ T1] PPP Deflate Compression module registered [ 9.716931][ T1] PPP MPPE Compression module registered [ 9.718591][ T1] NET: Registered protocol family 24 [ 9.720176][ T1] PPTP driver version 0.8.5 [ 9.722306][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.724926][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.727543][ T1] SLIP linefill/keepalive option. [ 9.729186][ T1] hdlc: HDLC support module revision 1.22 [ 9.730914][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.732803][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.734838][ T1] LAPB Ethernet driver version 0.02 [ 9.737359][ T1] usbcore: registered new interface driver rndis_wlan [ 9.740354][ T1] mac80211_hwsim: initializing netlink [ 9.766239][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.777497][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.790194][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.793147][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.796644][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.799198][ T1] usbcore: registered new interface driver pegasus [ 9.802021][ T1] usbcore: registered new interface driver rtl8150 [ 9.803901][ T1] usbcore: registered new interface driver r8152 [ 9.806378][ T1] usbcore: registered new interface driver asix [ 9.809778][ T1] usbcore: registered new interface driver ax88179_178a [ 9.811220][ T1] usbcore: registered new interface driver cdc_ether [ 9.812785][ T1] usbcore: registered new interface driver dm9601 [ 9.815846][ T1] usbcore: registered new interface driver smsc75xx [ 9.818611][ T1] usbcore: registered new interface driver smsc95xx [ 9.821405][ T1] usbcore: registered new interface driver net1080 [ 9.823833][ T1] usbcore: registered new interface driver rndis_host [ 9.826104][ T1] usbcore: registered new interface driver cdc_subset [ 9.828961][ T1] usbcore: registered new interface driver zaurus [ 9.831321][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.834972][ T1] usbcore: registered new interface driver cdc_ncm [ 9.836702][ T1] usbcore: registered new interface driver cdc_mbim [ 9.842857][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.853689][ T1] aoe: AoE v85 initialised. [ 9.857261][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.860029][ T1] ehci-pci: EHCI PCI platform driver [ 9.862080][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.865189][ T1] ohci-pci: OHCI PCI platform driver [ 9.866829][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.870233][ T1] usbcore: registered new interface driver cdc_acm [ 9.872079][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.875628][ T1] usbcore: registered new interface driver usblp [ 9.877743][ T1] usbcore: registered new interface driver cdc_wdm [ 9.880923][ T1] usbcore: registered new interface driver uas [ 9.883478][ T1] usbcore: registered new interface driver usb-storage [ 9.886558][ T1] usbcore: registered new interface driver ums-realtek [ 9.889540][ T1] usbcore: registered new interface driver usbserial_generic [ 9.892344][ T1] usbserial: USB Serial support registered for generic [ 9.894602][ T1] usbcore: registered new interface driver ch341 [ 9.897044][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.899119][ T1] usbcore: registered new interface driver cp210x [ 9.901717][ T1] usbserial: USB Serial support registered for cp210x [ 9.904457][ T1] usbcore: registered new interface driver ftdi_sio [ 9.906785][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.911085][ T1] usbcore: registered new interface driver keyspan [ 9.913319][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.916247][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.919505][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.922895][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.924953][ T1] usbcore: registered new interface driver option [ 9.927391][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.929641][ T1] usbcore: registered new interface driver oti6858 [ 9.931775][ T1] usbserial: USB Serial support registered for oti6858 [ 9.934367][ T1] usbcore: registered new interface driver pl2303 [ 9.936205][ T1] usbserial: USB Serial support registered for pl2303 [ 9.940376][ T1] usbcore: registered new interface driver qcserial [ 9.942256][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.944824][ T1] usbcore: registered new interface driver sierra [ 9.947934][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.951575][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.953724][ T1] usbserial: USB Serial support registered for carelink [ 9.956566][ T1] usbserial: USB Serial support registered for zio [ 9.957915][ T1] usbserial: USB Serial support registered for funsoft [ 9.962256][ T1] usbserial: USB Serial support registered for flashloader [ 9.964852][ T1] usbserial: USB Serial support registered for google [ 9.967730][ T1] usbserial: USB Serial support registered for libtransistor [ 9.972366][ T1] usbserial: USB Serial support registered for vivopay [ 9.974863][ T1] usbserial: USB Serial support registered for moto_modem [ 9.977270][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.979621][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.981176][ T1] usbserial: USB Serial support registered for hp4x [ 9.983382][ T1] usbserial: USB Serial support registered for suunto [ 9.986558][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.990508][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.993794][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.997443][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.002555][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.005810][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.009764][ T1] usb usb1: Product: Dummy host controller [ 10.011884][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.014552][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.020725][ T1] hub 1-0:1.0: USB hub found [ 10.022692][ T1] hub 1-0:1.0: 1 port detected [ 10.029162][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.032233][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.035115][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.038849][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.042020][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.044197][ T1] usb usb2: Product: Dummy host controller [ 10.045660][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.048424][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.052931][ T1] hub 2-0:1.0: USB hub found [ 10.054887][ T1] hub 2-0:1.0: 1 port detected [ 10.061466][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.064604][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.067525][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.071491][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.073407][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.076172][ T1] usb usb3: Product: Dummy host controller [ 10.078759][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.081147][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.085038][ T1] hub 3-0:1.0: USB hub found [ 10.086732][ T1] hub 3-0:1.0: 1 port detected [ 10.091552][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.094600][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.096971][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.101938][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.104661][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.107541][ T1] usb usb4: Product: Dummy host controller [ 10.109197][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.111594][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.114347][ C1] random: fast init done [ 10.117195][ T1] hub 4-0:1.0: USB hub found [ 10.120060][ T1] hub 4-0:1.0: 1 port detected [ 10.124673][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.126482][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.129939][ T56] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.131972][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.132821][ T56] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.135780][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.139653][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.141021][ T208] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.142945][ T1] usb usb5: Product: Dummy host controller [ 10.145032][ T56] sd 0:0:1:0: [sda] Write Protect is off [ 10.145882][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.149316][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.150422][ T56] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.154679][ T1] hub 5-0:1.0: USB hub found [ 10.155853][ T1] hub 5-0:1.0: 1 port detected [ 10.161740][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.164184][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.165782][ T56] sda: sda1 [ 10.169162][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.172726][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.175270][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.177095][ T56] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.178692][ T1] usb usb6: Product: Dummy host controller [ 10.181203][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.184482][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.188990][ T1] hub 6-0:1.0: USB hub found [ 10.190730][ T1] hub 6-0:1.0: 1 port detected [ 10.194426][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.196858][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.199965][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.202692][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.205051][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.207322][ T1] usb usb7: Product: Dummy host controller [ 10.209538][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.212500][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.216668][ T1] hub 7-0:1.0: USB hub found [ 10.218430][ T1] hub 7-0:1.0: 1 port detected [ 10.221811][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.224277][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.226601][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.230412][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.232581][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.233938][ T1] usb usb8: Product: Dummy host controller [ 10.235105][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.237478][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.241453][ T1] hub 8-0:1.0: USB hub found [ 10.242678][ T1] hub 8-0:1.0: 1 port detected [ 10.259863][ T1] using random self ethernet address [ 10.261264][ T1] using random host ethernet address [ 10.264372][ T1] Mass Storage Function, version: 2009/09/11 [ 10.267073][ T1] LUN: removable file: (no medium) [ 10.270436][ T1] no file given for LUN0 [ 10.271672][ T1] printk: console [ttyGS0] disabled [ 10.276100][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.281220][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.284596][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.287335][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.289480][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.292409][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.294078][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.295560][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.297135][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.300837][ T1] hub 9-0:1.0: USB hub found [ 10.303260][ T1] hub 9-0:1.0: 8 ports detected [ 10.309607][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.312128][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.315700][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.318907][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.320913][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.322790][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.325356][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.328395][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.332244][ T1] hub 10-0:1.0: USB hub found [ 10.333854][ T1] hub 10-0:1.0: 8 ports detected [ 10.341924][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.344819][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.346980][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.349109][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.351015][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.352830][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.356040][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.359718][ T1] hub 11-0:1.0: USB hub found [ 10.361102][ T1] hub 11-0:1.0: 8 ports detected [ 10.367209][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.369517][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.371592][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.373890][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.375984][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.378545][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.380514][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.383408][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.386879][ T1] hub 12-0:1.0: USB hub found [ 10.388411][ T1] hub 12-0:1.0: 8 ports detected [ 10.395866][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.399095][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.402610][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.404600][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.407137][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.408883][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.411549][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.416023][ T1] hub 13-0:1.0: USB hub found [ 10.418978][ T1] hub 13-0:1.0: 8 ports detected [ 10.425228][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.428104][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.431277][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.433884][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.436562][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.439411][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.441983][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.444311][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.447949][ T1] hub 14-0:1.0: USB hub found [ 10.451054][ T1] hub 14-0:1.0: 8 ports detected [ 10.459309][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.461639][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.464866][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.466790][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.470601][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.472569][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.474955][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.478589][ T1] hub 15-0:1.0: USB hub found [ 10.479908][ T1] hub 15-0:1.0: 8 ports detected [ 10.485362][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.487554][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.490038][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.493541][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.496300][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.500479][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.502472][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.505410][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.510207][ T1] hub 16-0:1.0: USB hub found [ 10.512283][ T1] hub 16-0:1.0: 8 ports detected [ 10.518913][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.521599][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.524414][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.527808][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.530872][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.532705][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.534926][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.538979][ T1] hub 17-0:1.0: USB hub found [ 10.540722][ T1] hub 17-0:1.0: 8 ports detected [ 10.546904][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.549960][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.553176][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.556182][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.560586][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.563153][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.565320][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.567302][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.571721][ T1] hub 18-0:1.0: USB hub found [ 10.573134][ T1] hub 18-0:1.0: 8 ports detected [ 10.580498][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.583232][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.586126][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.589991][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.592031][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.594084][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.598329][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.601679][ T1] hub 19-0:1.0: USB hub found [ 10.603111][ T1] hub 19-0:1.0: 8 ports detected [ 10.608848][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.611444][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.613329][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.617257][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.620420][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.622416][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.623463][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.625308][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.628997][ T1] hub 20-0:1.0: USB hub found [ 10.630175][ T1] hub 20-0:1.0: 8 ports detected [ 10.637336][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.639690][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.642479][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.644429][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.647553][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.650717][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.653466][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.656518][ T1] hub 21-0:1.0: USB hub found [ 10.657750][ T1] hub 21-0:1.0: 8 ports detected [ 10.663667][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.666359][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.669010][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.671676][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.673728][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.676157][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.677830][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.680717][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.684359][ T1] hub 22-0:1.0: USB hub found [ 10.690772][ T1] hub 22-0:1.0: 8 ports detected [ 10.698417][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.701788][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.704795][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.708954][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.711356][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.713122][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.715149][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.718468][ T1] hub 23-0:1.0: USB hub found [ 10.720094][ T1] hub 23-0:1.0: 8 ports detected [ 10.726379][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.729028][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.732402][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.735213][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.737841][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.740723][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.742807][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.744522][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.747789][ T1] hub 24-0:1.0: USB hub found [ 10.749639][ T1] hub 24-0:1.0: 8 ports detected [ 10.756793][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.759382][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.762048][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.764000][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.766103][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.769052][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.771048][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.774606][ T1] hub 25-0:1.0: USB hub found [ 10.775712][ T1] hub 25-0:1.0: 8 ports detected [ 10.781623][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.784241][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.787005][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.789707][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.791830][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.794094][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.796721][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.800155][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.803732][ T1] hub 26-0:1.0: USB hub found [ 10.805194][ T1] hub 26-0:1.0: 8 ports detected [ 10.812280][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.814545][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.817607][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.820347][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.822822][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.824562][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.829276][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.832765][ T1] hub 27-0:1.0: USB hub found [ 10.834689][ T1] hub 27-0:1.0: 8 ports detected [ 10.840964][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.843924][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.845854][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.849344][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.852003][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.855020][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.856685][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.860637][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.863959][ T1] hub 28-0:1.0: USB hub found [ 10.865135][ T1] hub 28-0:1.0: 8 ports detected [ 10.872531][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.874926][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.877161][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.880672][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.882970][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.885338][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.890369][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.894407][ T1] hub 29-0:1.0: USB hub found [ 10.896446][ T1] hub 29-0:1.0: 8 ports detected [ 10.902746][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.905412][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.909222][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.912388][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.915321][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.919393][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.921223][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.924071][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.927865][ T1] hub 30-0:1.0: USB hub found [ 10.929172][ T1] hub 30-0:1.0: 8 ports detected [ 10.936185][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.939171][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.942087][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.943930][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.947196][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.949645][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.951131][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.954223][ T1] hub 31-0:1.0: USB hub found [ 10.955412][ T1] hub 31-0:1.0: 8 ports detected [ 10.961577][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.963332][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.965762][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.968913][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.970907][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.972630][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.974871][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.977525][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.982934][ T1] hub 32-0:1.0: USB hub found [ 10.984381][ T1] hub 32-0:1.0: 8 ports detected [ 10.991632][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.994632][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.997087][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.000251][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.002609][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 11.004249][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.006047][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 11.010356][ T1] hub 33-0:1.0: USB hub found [ 11.012247][ T1] hub 33-0:1.0: 8 ports detected [ 11.018646][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.021398][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 11.024064][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.027097][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.029843][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.034943][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 11.037119][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.041434][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 11.046223][ T1] hub 34-0:1.0: USB hub found [ 11.047616][ T1] hub 34-0:1.0: 8 ports detected [ 11.054870][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.057226][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 11.060945][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.071393][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.074083][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 11.076581][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.079965][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 11.083456][ T1] hub 35-0:1.0: USB hub found [ 11.085363][ T1] hub 35-0:1.0: 8 ports detected [ 11.091422][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.094543][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 11.096660][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.100706][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.102839][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.105284][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 11.107184][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.110021][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 11.113476][ T1] hub 36-0:1.0: USB hub found [ 11.115128][ T1] hub 36-0:1.0: 8 ports detected [ 11.123045][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.125295][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 11.128499][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.131229][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.133835][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 11.135497][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.137941][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 11.141056][ T1] hub 37-0:1.0: USB hub found [ 11.142732][ T1] hub 37-0:1.0: 8 ports detected [ 11.150262][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.153176][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 11.155255][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.159573][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.161897][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.164582][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 11.165992][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.168365][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 11.171483][ T1] hub 38-0:1.0: USB hub found [ 11.173313][ T1] hub 38-0:1.0: 8 ports detected [ 11.180691][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.183252][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.186347][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.189125][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.191911][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.194348][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.196283][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.200634][ T1] hub 39-0:1.0: USB hub found [ 11.202478][ T1] hub 39-0:1.0: 8 ports detected [ 11.208605][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.211467][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.214000][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.217188][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.219695][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.223432][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.225611][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.227981][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.233096][ T1] hub 40-0:1.0: USB hub found [ 11.235029][ T1] hub 40-0:1.0: 8 ports detected [ 11.242388][ T1] usbcore: registered new device driver usbip-host [ 11.246701][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.251026][ T1] i8042: Warning: Keylock active [ 11.254315][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.256775][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.321790][ T1] mousedev: PS/2 mouse device common for all mice [ 11.330954][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.337639][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.339682][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.343229][ T1] i2c /dev entries driver [ 11.346367][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.352074][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.355145][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.359020][ T1] IR NEC protocol handler initialized [ 11.360317][ T1] IR RC5(x/sz) protocol handler initialized [ 11.362006][ T1] IR RC6 protocol handler initialized [ 11.363247][ T1] IR JVC protocol handler initialized [ 11.365193][ T1] IR Sony protocol handler initialized [ 11.366301][ T1] IR SANYO protocol handler initialized [ 11.367784][ T1] IR Sharp protocol handler initialized [ 11.370556][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.372258][ T1] IR XMP protocol handler initialized [ 11.374963][ T1] usbcore: registered new interface driver uvcvideo [ 11.376382][ T1] USB Video Class driver (1.1.1) [ 11.377770][ T1] gspca_main: v2.14.0 registered [ 11.396909][ T1] vivid-000: using single planar format API [ 11.414276][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.416092][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.417807][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.420130][ T1] vivid-000: V4L2 output device registered as video4 [ 11.421740][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.423557][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.425432][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.427018][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.428692][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.430243][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.431946][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.434804][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.436682][ T1] vivid-001: using multiplanar format API [ 11.452196][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.460995][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.468971][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.477418][ T1] vivid-001: V4L2 output device registered as video8 [ 11.485134][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.494941][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.504645][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.512164][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.519844][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.527672][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.536122][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.539957][ T2545] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.544584][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.564692][ T1] vivid-002: using single planar format API [ 11.584699][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.592702][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.600204][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.608143][ T1] vivid-002: V4L2 output device registered as video12 [ 11.615459][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.625714][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.635350][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.642856][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.650261][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.657881][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.666113][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.674401][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.682766][ T1] vivid-003: using multiplanar format API [ 11.701472][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.709557][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.717123][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.725077][ T1] vivid-003: V4L2 output device registered as video16 [ 11.732645][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.742587][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.752701][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.760228][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.767595][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.775434][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.783706][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.792842][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.803255][ T1] vivid-004: using single planar format API [ 11.822491][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.830392][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.837997][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.845961][ T1] vivid-004: V4L2 output device registered as video20 [ 11.853537][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.864498][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.874199][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.881813][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.889265][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.896948][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.905235][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.913505][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.921845][ T1] vivid-005: using multiplanar format API [ 11.941473][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.949582][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.957279][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.965824][ T1] vivid-005: V4L2 output device registered as video24 [ 11.973498][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.983512][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.993408][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 12.001008][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 12.009123][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 12.017672][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 12.026274][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 12.026778][ T2545] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 12.037368][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 12.056463][ T1] vivid-006: using single planar format API [ 12.075775][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 12.084093][ T1] vivid-006: V4L2 capture device registered as video27 [ 12.091828][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 12.100073][ T1] vivid-006: V4L2 output device registered as video28 [ 12.107636][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 12.117671][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 12.127494][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 12.135059][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 12.142650][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 12.150626][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 12.159785][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 12.167910][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 12.176405][ T1] vivid-007: using multiplanar format API [ 12.195596][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 12.203644][ T1] vivid-007: V4L2 capture device registered as video31 [ 12.211860][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 12.219962][ T1] vivid-007: V4L2 output device registered as video32 [ 12.227425][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 12.237342][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 12.247137][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 12.254691][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 12.262530][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 12.270606][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 12.278911][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 12.287164][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 12.295533][ T1] vivid-008: using single planar format API [ 12.308829][ T7] floppy0: no floppy controllers found [ 12.315113][ T7] work still pending [ 12.324768][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 12.333075][ T1] vivid-008: V4L2 capture device registered as video35 [ 12.340623][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 12.349121][ T1] vivid-008: V4L2 output device registered as video36 [ 12.356565][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 12.366857][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 12.377271][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 12.385220][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 12.393402][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 12.401468][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 12.409777][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 12.417904][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 12.426286][ T1] vivid-009: using multiplanar format API [ 12.445564][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 12.453723][ T1] vivid-009: V4L2 capture device registered as video39 [ 12.461415][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 12.469453][ T1] vivid-009: V4L2 output device registered as video40 [ 12.476914][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 12.486831][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 12.496848][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 12.504541][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 12.512133][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 12.520200][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 12.528536][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 12.536731][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 12.547064][ T1] vivid-010: using single planar format API [ 12.566031][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 12.574335][ T1] vivid-010: V4L2 capture device registered as video43 [ 12.581870][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 12.589943][ T1] vivid-010: V4L2 output device registered as video44 [ 12.597409][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 12.607224][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 12.617072][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 12.624827][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 12.632380][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 12.640283][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 12.648553][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 12.656803][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 12.665213][ T1] vivid-011: using multiplanar format API [ 12.684751][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 12.692860][ T1] vivid-011: V4L2 capture device registered as video47 [ 12.700467][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 12.714403][ T1] vivid-011: V4L2 output device registered as video48 [ 12.721785][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 12.731623][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 12.741389][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 12.749018][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 12.756488][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 12.764399][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 12.772662][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 12.781013][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 12.789518][ T1] vivid-012: using single planar format API [ 12.808983][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 12.816893][ T1] vivid-012: V4L2 capture device registered as video51 [ 12.824689][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 12.832697][ T1] vivid-012: V4L2 output device registered as video52 [ 12.840181][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.850285][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.860119][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.867836][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.875528][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.883382][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.891806][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.899998][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.908403][ T1] vivid-013: using multiplanar format API [ 12.926954][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 12.935052][ T1] vivid-013: V4L2 capture device registered as video55 [ 12.942581][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 12.950457][ T1] vivid-013: V4L2 output device registered as video56 [ 12.957866][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 12.967685][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.977570][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.985254][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.993018][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 13.000820][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 13.009184][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 13.017343][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 13.025816][ T1] vivid-014: using single planar format API [ 13.044867][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 13.052830][ T1] vivid-014: V4L2 capture device registered as video59 [ 13.060800][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 13.068784][ T1] vivid-014: V4L2 output device registered as video60 [ 13.076345][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 13.086361][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 13.096147][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 13.103852][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 13.111614][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 13.119692][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 13.128145][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 13.136324][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 13.144778][ T1] vivid-015: using multiplanar format API [ 13.164522][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 13.172391][ T1] vivid-015: V4L2 capture device registered as video63 [ 13.179977][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 13.187842][ T1] vivid-015: V4L2 output device registered as video64 [ 13.195255][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 13.205258][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 13.215751][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 13.223453][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 13.230952][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 13.238799][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 13.246989][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 13.255216][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 13.265846][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 13.274553][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 13.283671][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 13.292808][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 13.302940][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 13.309579][ T1] iTCO_vendor_support: vendor-support=0 [ 13.317159][ T1] device-mapper: uevent: version 1.0.3 [ 13.324005][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 13.335115][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 13.342647][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 13.350369][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 13.358491][ T1] device-mapper: raid: Loading target version 1.15.1 [ 13.366094][ T1] Bluetooth: HCI UART driver ver 2.3 [ 13.371420][ T1] Bluetooth: HCI UART protocol H4 registered [ 13.377403][ T1] Bluetooth: HCI UART protocol BCSP registered [ 13.383918][ T1] Bluetooth: HCI UART protocol LL registered [ 13.390070][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 13.397327][ T1] Bluetooth: HCI UART protocol QCA registered [ 13.403416][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 13.409813][ T1] Bluetooth: HCI UART protocol Marvell registered [ 13.416555][ T1] usbcore: registered new interface driver bfusb [ 13.423280][ T1] usbcore: registered new interface driver btusb [ 13.430666][ T1] CAPI 2.0 started up with major 68 (middleware) [ 13.437012][ T1] Modular ISDN core version 1.1.29 [ 13.443074][ T1] NET: Registered protocol family 34 [ 13.448504][ T1] DSP module 2.0 [ 13.452059][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 13.471504][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 13.477886][ T1] 0 virtual devices registered [ 13.482725][ T1] intel_pstate: CPU model not supported [ 13.492619][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 13.501169][ T1] usnic_verbs:usnic_uiom_init:563: [ 13.501173][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 13.516959][ T1] usnic_verbs:usnic_ib_init:667: [ 13.516963][ T1] Unable to initialize umem with err -1 [ 13.529297][ T1] iscsi: registered transport (iser) [ 13.535630][ T1] SoftiWARP attached [ 13.539765][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.551637][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.563086][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.582633][ T1] hid: raw HID events driver (C) Jiri Kosina [ 13.620889][ T1] usbcore: registered new interface driver usbhid [ 13.627334][ T1] usbhid: USB HID core driver [ 13.641644][ T1] ashmem: initialized [ 13.756100][ T1] usbcore: registered new interface driver snd-usb-audio [ 13.764326][ T1] drop_monitor: Initializing network drop monitor service [ 13.772144][ T1] NET: Registered protocol family 26 [ 13.777594][ T1] GACT probability on [ 13.781661][ T1] Mirror/redirect action on [ 13.786366][ T1] Simple TC action Loaded [ 13.793126][ T1] netem: version 1.3 [ 13.797235][ T1] u32 classifier [ 13.800871][ T1] Performance counters on [ 13.805523][ T1] input device check on [ 13.810074][ T1] Actions configured [ 13.816193][ T1] nf_conntrack_irc: failed to register helpers [ 13.822545][ T1] nf_conntrack_sane: failed to register helpers [ 13.867918][ T1] nf_conntrack_sip: failed to register helpers [ 13.879036][ T1] xt_time: kernel timezone is -0000 [ 13.884350][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 13.891514][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 13.901048][ T1] IPVS: ipvs loaded. [ 13.904979][ T1] IPVS: [rr] scheduler registered. [ 13.910123][ T1] IPVS: [wrr] scheduler registered. [ 13.915314][ T1] IPVS: [lc] scheduler registered. [ 13.920586][ T1] IPVS: [wlc] scheduler registered. [ 13.925760][ T1] IPVS: [fo] scheduler registered. [ 13.930988][ T1] IPVS: [ovf] scheduler registered. [ 13.936199][ T1] IPVS: [lblc] scheduler registered. [ 13.941545][ T1] IPVS: [lblcr] scheduler registered. [ 13.946922][ T1] IPVS: [dh] scheduler registered. [ 13.952233][ T1] IPVS: [sh] scheduler registered. [ 13.957343][ T1] IPVS: [mh] scheduler registered. [ 13.962509][ T1] IPVS: [sed] scheduler registered. [ 13.967679][ T1] IPVS: [nq] scheduler registered. [ 13.973003][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 13.979019][ T1] IPVS: [sip] pe registered. [ 13.983742][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 13.992367][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.998135][ T1] ip_gre: GRE over IPv4 tunneling driver [ 14.010124][ T1] IPv4 over IPsec tunneling driver [ 14.019188][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 14.026785][ T1] Initializing XFRM netlink socket [ 14.032064][ T1] IPsec XFRM device driver [ 14.037392][ T1] NET: Registered protocol family 10 [ 14.043188][ T1] [ 14.045494][ T1] ============================= [ 14.050650][ T1] WARNING: suspicious RCU usage [ 14.055473][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 14.062119][ T1] ----------------------------- [ 14.066959][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 14.074998][ T1] [ 14.074998][ T1] other info that might help us debug this: [ 14.074998][ T1] [ 14.085302][ T1] [ 14.085302][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.093396][ T1] 1 lock held by swapper/0/1: [ 14.098133][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 14.108394][ T1] [ 14.108394][ T1] stack backtrace: [ 14.115313][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 14.118360][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.118360][ T1] Call Trace: [ 14.118360][ T1] dump_stack+0x18f/0x20d [ 14.118360][ T1] ip6mr_get_table+0x153/0x180 [ 14.118360][ T1] ip6mr_new_table+0x1b/0x70 [ 14.118360][ T1] ip6mr_net_init+0x133/0x3f0 [ 14.118360][ T1] ? ip6mr_net_exit+0x100/0x100 [ 14.118360][ T1] ops_init+0xaf/0x420 [ 14.118360][ T1] register_pernet_operations+0x346/0x840 [ 14.118360][ T1] ? setup_net+0x860/0x860 [ 14.118360][ T1] ? down_write_killable+0x170/0x170 [ 14.118360][ T1] ? cpus_read_unlock+0xa4/0x140 [ 14.118360][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 14.118360][ T1] ? unix_diag_init+0x11/0x11 [ 14.118360][ T1] register_pernet_subsys+0x25/0x40 [ 14.118360][ T1] ip6_mr_init+0x49/0x152 [ 14.118360][ T1] inet6_init+0x1d7/0x6dc [ 14.118360][ T1] do_one_initcall+0x10a/0x7d0 [ 14.118360][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 14.118360][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 14.118360][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 14.118360][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 14.118360][ T1] kernel_init_freeable+0x501/0x5ae [ 14.118360][ T1] ? rest_init+0x365/0x365 [ 14.118360][ T1] kernel_init+0xd/0x1bb [ 14.118360][ T1] ret_from_fork+0x24/0x30 [ 14.269232][ T1] Segment Routing with IPv6 [ 14.274167][ T1] mip6: Mobile IPv6 [ 14.281749][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 14.296871][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 14.305006][ T1] NET: Registered protocol family 17 [ 14.310633][ T1] NET: Registered protocol family 15 [ 14.316395][ T1] Bridge firewalling registered [ 14.322619][ T1] NET: Registered protocol family 9 [ 14.327899][ T1] X25: Linux Version 0.2 [ 14.359846][ T1] NET: Registered protocol family 6 [ 14.396660][ T1] NET: Registered protocol family 11 [ 14.402186][ T1] NET: Registered protocol family 3 [ 14.407405][ T1] can: controller area network core (rev 20170425 abi 9) [ 14.414759][ T1] NET: Registered protocol family 29 [ 14.420344][ T1] can: raw protocol (rev 20170425) [ 14.425499][ T1] can: broadcast manager protocol (rev 20170425 t) [ 14.432056][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 14.439046][ T1] can: SAE J1939 [ 14.443112][ T1] Bluetooth: RFCOMM TTY layer initialized [ 14.451918][ T1] Bluetooth: RFCOMM socket layer initialized [ 14.457925][ T1] Bluetooth: RFCOMM ver 1.11 [ 14.462553][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 14.468749][ T1] Bluetooth: BNEP filters: protocol multicast [ 14.474857][ T1] Bluetooth: BNEP socket layer initialized [ 14.480691][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 14.486513][ T1] Bluetooth: CMTP socket layer initialized [ 14.492336][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 14.499145][ T1] Bluetooth: HIDP socket layer initialized [ 14.505352][ T1] RPC: Registered rdma transport module. [ 14.511018][ T1] RPC: Registered rdma backchannel transport module. [ 14.520475][ T1] NET: Registered protocol family 33 [ 14.525760][ T1] Key type rxrpc registered [ 14.530285][ T1] Key type rxrpc_s registered [ 14.535910][ T1] NET: Registered protocol family 41 [ 14.541785][ T1] lec:lane_module_init: lec.c: initialized [ 14.547613][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 14.554139][ T1] l2tp_core: L2TP core driver, V2.0 [ 14.559387][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 14.564993][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 14.571627][ T1] l2tp_netlink: L2TP netlink interface [ 14.577215][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 14.584059][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 14.591764][ T1] NET: Registered protocol family 35 [ 14.597524][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 14.613304][ T1] DCCP: Activated CCID 2 (TCP-like) [ 14.618917][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 14.626701][ T1] sctp: Hash tables configured (bind 32/56) [ 14.634147][ T1] NET: Registered protocol family 21 [ 14.640367][ T1] Registered RDS/infiniband transport [ 14.646741][ T1] Registered RDS/tcp transport [ 14.651534][ T1] tipc: Activated (version 2.0.0) [ 14.656994][ T1] NET: Registered protocol family 30 [ 14.663320][ T1] tipc: Started in single node mode [ 14.669114][ T1] NET: Registered protocol family 43 [ 14.674683][ T1] 9pnet: Installing 9P2000 support [ 14.680410][ T1] NET: Registered protocol family 37 [ 14.689622][ T1] NET: Registered protocol family 36 [ 14.695365][ T1] Key type dns_resolver registered [ 14.700628][ T1] Key type ceph registered [ 14.705817][ T1] libceph: loaded (mon/osd proto 15/24) [ 14.713529][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 14.722782][ T1] openvswitch: Open vSwitch switching datapath [ 14.732176][ T1] NET: Registered protocol family 40 [ 14.737825][ T1] mpls_gso: MPLS GSO support [ 14.748862][ T1] IPI shorthand broadcast: enabled [ 14.754067][ T1] AVX2 version of gcm_enc/dec engaged. [ 14.759618][ T1] AES CTR mode by8 optimization enabled [ 14.770360][ T1] sched_clock: Marking stable (14712439346, 57879766)->(14773185299, -2866187) [ 14.780803][ T1] registered taskstats version 1 [ 14.785735][ T1] Loading compiled-in X.509 certificates [ 14.796196][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 14.808276][ T1] zswap: loaded using pool lzo/zbud [ 14.814536][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 14.824120][ T1] Key type ._fscrypt registered [ 14.828983][ T1] Key type .fscrypt registered [ 14.833721][ T1] Key type fscrypt-provisioning registered [ 14.841730][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 14.848646][ T1] FS-Cache: Netfs 'afs' registered for caching [ 14.863901][ T1] Btrfs loaded, crc32c=crc32c-intel [ 14.874570][ T1] Key type big_key registered [ 14.881499][ T1] Key type encrypted registered [ 14.886487][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 14.892981][ T1] ima: No TPM chip found, activating TPM-bypass! [ 14.899835][ T1] ima: Allocated hash algorithm: sha256 [ 14.905565][ T1] ima: No architecture policies found [ 14.911370][ T1] evm: Initialising EVM extended attributes: [ 14.917464][ T1] evm: security.selinux [ 14.921649][ T1] evm: security.SMACK64 [ 14.925794][ T1] evm: security.SMACK64EXEC [ 14.930308][ T1] evm: security.SMACK64TRANSMUTE [ 14.935221][ T1] evm: security.SMACK64MMAP [ 14.939747][ T1] evm: security.apparmor [ 14.943963][ T1] evm: security.ima [ 14.947759][ T1] evm: security.capability [ 14.952640][ T1] evm: HMAC attrs: 0x1 [ 14.958583][ T1] PM: Magic number: 4:383:819 [ 14.965418][ T1] printk: console [netcon0] enabled [ 14.970641][ T1] netconsole: network logging started [ 14.979556][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 14.988318][ T1] rdma_rxe: loaded [ 14.992439][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 15.003907][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 15.012441][ T2545] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 15.022107][ T1] ALSA device list: [ 15.025915][ T1] #0: Dummy 1 [ 15.029474][ T2545] cfg80211: failed to load regulatory.db [ 15.035677][ T1] #1: Loopback 1 [ 15.039459][ T1] #2: Virtual MIDI Card 1 [ 15.046663][ T1] md: Waiting for all devices to be available before autodetect [ 15.054435][ T1] md: If you don't use raid, use raid=noautodetect [ 15.065224][ T1] md: Autodetecting RAID arrays. [ 15.070323][ T1] md: autorun ... [ 15.074121][ T1] md: ... autorun DONE. [ 15.126120][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 15.134564][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 15.157474][ T1] devtmpfs: mounted [ 15.172105][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 15.178909][ T1] Kernel memory protection disabled. [ 15.218849][ T1] Run /sbin/init as init process [ 16.130776][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.147564][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.155249][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.227616][ 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) [ 16.250569][ T1] systemd[1]: Detected virtualization kvm. [ 16.256579][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 16.301686][ T1] systemd[1]: Set hostname to . [ 16.642866][ T3880] systemd-system- (3880) used greatest stack depth: 26376 bytes left [ 16.683659][ T3882] systemd-fstab-generator[3882]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.718268][ T3882] systemd-fstab-generator[3882]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.736947][ T3885] selinux-autorel (3885) used greatest stack depth: 24400 bytes left [ 16.753184][ T3882] systemd-fstab-generator[3882]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.773684][ T3882] systemd-fstab-g (3882) used greatest stack depth: 23880 bytes left [ 16.857762][ T3877] systemd[3877]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 17.309284][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 17.353573][ T1] [ 17.356000][ T1] ============================= [ 17.361045][ T1] WARNING: suspicious RCU usage [ 17.365882][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 17.372424][ T1] ----------------------------- [ 17.377269][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 17.386582][ T1] [ 17.386582][ T1] other info that might help us debug this: [ 17.386582][ T1] [ 17.397126][ T1] [ 17.397126][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 17.405245][ T1] 2 locks held by systemd/1: [ 17.409843][ T1] #0: ffff888098a64450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 17.418988][ T1] #1: ffff888098d93350 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 17.429509][ T1] [ 17.429509][ T1] stack backtrace: [ 17.436008][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 17.445177][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.455216][ T1] Call Trace: [ 17.458517][ T1] dump_stack+0x18f/0x20d [ 17.462875][ T1] evm_protected_xattr+0x1c2/0x210 [ 17.467991][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 17.473480][ T1] evm_inode_setxattr+0xc4/0xf0 [ 17.478350][ T1] security_inode_setxattr+0x18f/0x200 [ 17.483798][ T1] vfs_setxattr+0xa7/0xf0 [ 17.488119][ T1] setxattr+0x23d/0x330 [ 17.492267][ T1] ? vfs_setxattr+0xf0/0xf0 [ 17.496753][ T1] ? lock_acquire+0x1f4/0x940 [ 17.501405][ T1] ? mnt_want_write+0x3a/0xb0 [ 17.506078][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 17.511432][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 17.516801][ T1] ? preempt_count_add+0x74/0x140 [ 17.521814][ T1] ? preempt_count_add+0x74/0x140 [ 17.526813][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 17.531822][ T1] path_setxattr+0x170/0x190 [ 17.536406][ T1] ? setxattr+0x330/0x330 [ 17.540894][ T1] ? task_work_run+0x160/0x1b0 [ 17.545655][ T1] __x64_sys_setxattr+0xc0/0x160 [ 17.550586][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 17.555853][ T1] do_syscall_64+0xf6/0x7d0 [ 17.560338][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 17.566478][ T1] RIP: 0033:0x7fb42fa7867a [ 17.570893][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 17.590500][ T1] RSP: 002b:00007ffec237f158 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 17.598909][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb42fa7867a [ 17.606858][ T1] RDX: 00007ffec237f1d0 RSI: 0000564bccb33f9b RDI: 0000564bce57c130 [ 17.614809][ T1] RBP: 0000564bccb33f9b R08: 0000000000000000 R09: 0000000000000030 [ 17.622820][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffec237f1d0 [ 17.630779][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000564bce54ceb0 [ 17.639170][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ 17.683632][ T1] systemd[1]: Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-serial\x2dgetty.slice. [ 17.721017][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 17.762855][ T1] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ OK ] Started Forward Password Requests to Wall Directory Watch. Mounting POSIX Message Queue File System... Mounting /sys/kernel/config... [ OK ] Reached target Remote File Systems. [ 17.935588][ T3890] mount (3890) used greatest stack depth: 23720 bytes left [ OK ] Listening on udev Control Socket. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. Starting Remount Root and Kernel File Systems... [ OK ] Reached target Swap. [ OK ] Listening on Journal Audit Socket. [ 18.157256][ T3894] EXT4-fs (sda1): re-mounted. Opts: (null) Mounting /sys/kernel/debug... [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Starting Create Static Device Nodes in /dev... [ OK ] Listening on Syslog Socket. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Reached target Slices. [ 18.392838][ T3902] systemd-tmpfile (3902) used greatest stack depth: 23048 bytes left Mounting Huge Pages File System... [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Reached target Sockets. Starting Journal Service... [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. Starting Load Kernel Modules... [ 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 Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. Mounting FUSE Control File System... Starting Apply Kernel Variables... Starting udev Kernel Device Manager... Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems (Pre). Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 20.707260][ T3908] systemd-journald[3908]: 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. Starting Update UTMP about System Boot/Shutdown... [ 21.287804][ T1] [ 21.298090][ T1] ============================= [ 21.303061][ T1] WARNING: suspicious RCU usage [ 21.307919][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 21.338093][ T1] ----------------------------- [ 21.342985][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 21.367365][ T1] [ 21.367365][ T1] other info that might help us debug this: [ 21.367365][ T1] [ 21.388118][ T1] [ 21.388118][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 21.396216][ T1] 4 locks held by systemd/1: [ 21.408104][ T1] #0: ffff8880984bc450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 21.417013][ T1] #1: ffff8880a7a3a888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 21.452404][ T1] #2: ffff8880a9246de0 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 21.473049][ T3958] [ 21.475539][ T3958] ============================= [ 21.478245][ T1] #3: ffffffff8a05e288 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 21.481588][ T3958] WARNING: suspicious RCU usage [ 21.496788][ T3958] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 21.498268][ T1] [ 21.498268][ T1] stack backtrace: [ 21.504162][ T3958] ----------------------------- [ 21.514653][ T3958] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 21.518120][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 21.524591][ T3958] [ 21.524591][ T3958] other info that might help us debug this: [ 21.524591][ T3958] [ 21.532813][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.532818][ T1] Call Trace: [ 21.532839][ T1] dump_stack+0x18f/0x20d [ 21.532859][ T1] match_exception_partial+0x2ee/0x340 [ 21.532877][ T1] verify_new_ex+0x176/0x3a0 [ 21.532893][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 21.532913][ T1] ? lock_acquire+0x1f4/0x940 [ 21.532929][ T1] ? kernfs_fop_write+0x1db/0x490 [ 21.532943][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 21.532971][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 21.546891][ T3958] [ 21.546891][ T3958] rcu_scheduler_active = 2, debug_locks = 1 [ 21.554121][ T1] ? lock_downgrade+0x840/0x840 [ 21.554140][ T1] cgroup_file_write+0x20d/0x710 [ 21.554155][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 21.554169][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 21.554190][ T1] ? __might_fault+0x190/0x1d0 [ 21.559536][ T3958] 1 lock held by ip/3958: [ 21.561773][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 21.567218][ T3958] #0: ffffffff8a7b2d48 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 21.571808][ T1] kernfs_fop_write+0x268/0x490 [ 21.571826][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 21.571840][ T1] __vfs_write+0x76/0x100 [ 21.571855][ T1] vfs_write+0x268/0x5d0 [ 21.571871][ T1] ksys_write+0x12d/0x250 [ 21.571886][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 21.578032][ T3958] [ 21.578032][ T3958] stack backtrace: [ 21.581990][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.687879][ T1] do_syscall_64+0xf6/0x7d0 [ 21.692378][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.698254][ T1] RIP: 0033:0x7fb42fa6c970 [ 21.702665][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 21.722262][ T1] RSP: 002b:00007ffec237ed18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 21.730658][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb42fa6c970 [ 21.738613][ T1] RDX: 000000000000000a RSI: 0000564bce55cde0 RDI: 0000000000000028 [ 21.746582][ T1] RBP: 0000564bce55cde0 R08: 0000564bce564d00 R09: 00007fb4314a2500 [ 21.754535][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 21.762490][ T1] R13: 0000000000000001 R14: 0000564bce564c20 R15: 000000000000000a [ 21.770491][ T3958] CPU: 0 PID: 3958 Comm: ip Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 21.779257][ T3958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.789317][ T3958] Call Trace: [ 21.792615][ T3958] dump_stack+0x18f/0x20d [ 21.796955][ T3958] bpq_device_event+0x609/0x75a [ 21.801816][ T3958] notifier_call_chain+0xc0/0x230 [ 21.806943][ T3958] call_netdevice_notifiers_info+0xb5/0x130 [ 21.812843][ T3958] __dev_notify_flags+0x121/0x2c0 [ 21.817884][ T3958] ? dev_change_name+0x700/0x700 [ 21.822827][ T3958] ? dev_set_allmulti+0x30/0x30 [ 21.827687][ T3958] ? print_usage_bug+0x240/0x240 [ 21.832634][ T3958] dev_change_flags+0x100/0x160 [ 21.837495][ T3958] do_setlink+0xa1c/0x35d0 [ 21.842016][ T3958] ? mark_lock+0x129/0x1390 [ 21.846523][ T3958] ? rtnl_getlink+0xab0/0xab0 [ 21.851202][ T3958] ? print_usage_bug+0x240/0x240 [ 21.856163][ T3958] ? mark_lock+0x129/0x1390 [ 21.860671][ T3958] ? mark_lock+0x129/0x1390 [ 21.865182][ T3958] ? __lock_acquire+0xca1/0x3f20 [ 21.870128][ T3958] ? memset+0x20/0x40 [ 21.874119][ T3958] ? __nla_validate_parse+0x2af/0x1cc0 [ 21.879585][ T3958] ? mark_held_locks+0xe0/0xe0 [ 21.884352][ T3958] ? deref_stack_reg+0xaa/0xe0 [ 21.889121][ T3958] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.895712][ T3958] ? nla_memcpy+0xa0/0xa0 [ 21.900048][ T3958] ? mark_held_locks+0xe0/0xe0 [ 21.904814][ T3958] ? deref_stack_reg+0xaa/0xe0 [ 21.909589][ T3958] __rtnl_newlink+0xad0/0x1590 [ 21.914368][ T3958] ? rtnl_link_unregister+0x240/0x240 [ 21.919754][ T3958] ? is_bpf_text_address+0xcb/0x160 [ 21.924954][ T3958] ? kernel_text_address+0x6e/0xe0 [ 21.930064][ T3958] ? __kernel_text_address+0x9/0x30 [ 21.935291][ T3958] ? unwind_get_return_address+0x5a/0xa0 [ 21.941014][ T3958] ? profile_setup.cold+0xc1/0xc1 [ 21.946133][ T3958] ? arch_stack_walk+0x97/0xf0 [ 21.950916][ T3958] ? stack_trace_save+0x8c/0xc0 [ 21.955774][ T3958] ? stack_trace_consume_entry+0x160/0x160 [ 21.961635][ T3958] ? rtnl_newlink+0x46/0xa0 [ 21.966322][ T3958] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.971877][ T3958] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.977864][ T3958] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.983676][ T3958] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.989234][ T3958] rtnl_newlink+0x64/0xa0 [ 21.993566][ T3958] ? __rtnl_newlink+0x1590/0x1590 [ 21.998597][ T3958] rtnetlink_rcv_msg+0x44e/0xad0 [ 22.003546][ T3958] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.008838][ T3958] ? lock_acquire+0x1f4/0x940 [ 22.013524][ T3958] ? netlink_deliver_tap+0x146/0xcc0 [ 22.018910][ T3958] netlink_rcv_skb+0x15a/0x430 [ 22.023694][ T3958] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.028984][ T3958] ? netlink_ack+0xa60/0xa60 [ 22.033584][ T3958] ? netlink_deliver_tap+0x236/0xcc0 [ 22.038905][ T3958] netlink_unicast+0x537/0x740 [ 22.043679][ T3958] ? netlink_attachskb+0x810/0x810 [ 22.048792][ T3958] ? _copy_from_iter_full+0x25c/0x870 [ 22.054162][ T3958] ? __phys_addr_symbol+0x2c/0x70 [ 22.059187][ T3958] ? __check_object_size+0x171/0x437 [ 22.064487][ T3958] netlink_sendmsg+0x882/0xe10 [ 22.069264][ T3958] ? aa_af_perm+0x260/0x260 [ 22.073774][ T3958] ? netlink_unicast+0x740/0x740 [ 22.079040][ T3958] ? netlink_unicast+0x740/0x740 [ 22.079057][ T3958] sock_sendmsg+0xcf/0x120 [ 22.079073][ T3958] ____sys_sendmsg+0x6bf/0x7e0 [ 22.079090][ T3958] ? mark_held_locks+0xe0/0xe0 [ 22.079103][ T3958] ? kernel_sendmsg+0x50/0x50 [ 22.079121][ T3958] ? find_held_lock+0x2d/0x110 [ 22.079136][ T3958] ? mark_lock+0x129/0x1390 [ 22.079158][ T3958] ___sys_sendmsg+0x100/0x170 [ 22.079176][ T3958] ? sendmsg_copy_msghdr+0x70/0x70 [ 22.079197][ T3958] ? migration_entry_to_page+0x310/0x310 [ 22.079215][ T3958] ? do_raw_spin_unlock+0x171/0x260 [ 22.079233][ T3958] ? find_held_lock+0x2d/0x110 [ 22.079247][ T3958] ? do_page_fault+0x59e/0x13da [ 22.079265][ T3958] ? vm_insert_pages+0x6a0/0x6a0 [ 22.079279][ T3958] ? lock_downgrade+0x840/0x840 [ 22.079298][ T3958] ? __fget_light+0x1ab/0x270 [ 22.079319][ T3958] __sys_sendmsg+0xec/0x1b0 [ 22.079334][ T3958] ? __sys_sendmsg_sock+0xb0/0xb0 [ 22.079348][ T3958] ? down_read_nested+0x430/0x430 [ 22.079373][ T3958] ? trace_hardirqs_off_caller+0x55/0x230 [ 22.079390][ T3958] ? do_syscall_64+0x21/0x7d0 [ 22.079409][ T3958] do_syscall_64+0xf6/0x7d0 [ 22.079427][ T3958] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 22.079439][ T3958] RIP: 0033:0x7fcb47297dc7 [ 22.079453][ T3958] 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 [ 22.079460][ T3958] RSP: 002b:00007ffd2ced69f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 22.079474][ T3958] RAX: ffffffffffffffda RBX: 000000005eabb89b RCX: 00007fcb47297dc7 [ 22.079482][ T3958] RDX: 0000000000000000 RSI: 00007ffd2ced6a40 RDI: 0000000000000003 [ 22.079490][ T3958] RBP: 00007ffd2ced6a40 R08: 0000000000001000 R09: fefefeff77686d74 [ 22.079499][ T3958] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffd2ced6a80 [ 22.079507][ T3958] R13: 00005651a59e73c0 R14: 00007ffd2cedeb00 R15: 0000000000000000 [ 22.210436][ T3958] ip (3958) used greatest stack depth: 22560 bytes left Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 23.116074][ C1] random: crng init done [ 23.120452][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (17s / no limit) [ OK ] Reached target Sound Card. [ *] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [*** ] (1 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... [ OK ] Started Daily apt download activities. [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... Starting System Logging Service... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting Permit User Sessions... [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 51.609314][ T6765] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 51.621057][ T6765] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 51.629469][ T6765] CPU: 1 PID: 6765 Comm: sshd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 51.638398][ T6765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.648464][ T6765] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.654529][ T6765] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 51.674128][ T6765] RSP: 0018:ffffc90005167450 EFLAGS: 00010206 [ 51.680205][ T6765] RAX: dffffc0000000000 RBX: ffff88809881c000 RCX: ffffffff8363aeea [ 51.688169][ T6765] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 51.696143][ T6765] RBP: 1ffff92000a2ce8b R08: ffff888094d864c0 R09: fffffbfff1559772 [ 51.704110][ T6765] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880970b6fea [ 51.712079][ T6765] R13: ffff8880970b6000 R14: 0000000000001a6d R15: 0000000000000000 [ 51.720138][ T6765] FS: 00007f581ce8e8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 51.729068][ T6765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.735648][ T6765] CR2: 000055f2512a88f5 CR3: 0000000094d53000 CR4: 00000000001406e0 [ 51.743618][ T6765] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.751583][ T6765] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.759547][ T6765] Call Trace: [ 51.762835][ T6765] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 51.768217][ T6765] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 51.774028][ T6765] ? __kmalloc+0x62f/0x7a0 [ 51.778443][ T6765] ? tomoyo_realpath_from_path+0xc2/0x620 [ 51.784684][ T6765] ? lock_release+0x800/0x800 [ 51.789370][ T6765] ? __lock_acquire+0x2018/0x3f20 [ 51.794399][ T6765] tomoyo_realpath_from_path+0x393/0x620 [ 51.800038][ T6765] tomoyo_path_number_perm+0x1c2/0x4d0 [ 51.805492][ T6765] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 51.811123][ T6765] ? tomoyo_execute_permission+0x470/0x470 [ 51.816933][ T6765] ? d_alloc_parallel+0x785/0x1b10 [ 51.822093][ T6765] ? d_alloc_parallel+0x9ea/0x1b10 [ 51.827207][ T6765] ? rcu_read_lock_held_common+0x130/0x130 [ 51.833012][ T6765] ? print_usage_bug+0x240/0x240 [ 51.837950][ T6765] tomoyo_path_mknod+0x10d/0x190 [ 51.842889][ T6765] ? tomoyo_path_chown+0x1b0/0x1b0 [ 51.848007][ T6765] ? mark_held_locks+0x9f/0xe0 [ 51.852767][ T6765] ? d_lookup+0xec/0x250 [ 51.857006][ T6765] security_path_mknod+0x116/0x180 [ 51.862136][ T6765] lookup_open+0x5ae/0x1320 [ 51.867247][ T6765] ? page_put_link+0x210/0x210 [ 51.872018][ T6765] ? preempt_count_add+0x74/0x140 [ 51.877040][ T6765] ? __mnt_want_write+0x1da/0x2c0 [ 51.882063][ T6765] path_openat+0x93c/0x27f0 [ 51.886608][ T6765] ? path_lookupat.isra.0+0x530/0x530 [ 51.891981][ T6765] ? up_read+0x1a8/0x750 [ 51.896224][ T6765] ? mark_held_locks+0xe0/0xe0 [ 51.900987][ T6765] ? down_read_nested+0x430/0x430 [ 51.906188][ T6765] do_filp_open+0x192/0x260 [ 51.910690][ T6765] ? may_open_dev+0xf0/0xf0 [ 51.915192][ T6765] ? simple_attr_release+0x40/0x40 [ 51.920339][ T6765] ? _raw_spin_unlock+0x24/0x40 [ 51.925193][ T6765] ? __alloc_fd+0x46d/0x600 [ 51.929696][ T6765] do_sys_openat2+0x585/0x7d0 [ 51.934484][ T6765] ? file_open_root+0x400/0x400 [ 51.939335][ T6765] ? up_read+0x1a8/0x750 [ 51.943576][ T6765] do_sys_open+0xc3/0x140 [ 51.947943][ T6765] ? filp_open+0x70/0x70 [ 51.952184][ T6765] ? handle_mm_fault+0x29e/0x660 [ 51.957210][ T6765] ? trace_hardirqs_off_caller+0x55/0x230 [ 51.963973][ T6765] do_syscall_64+0xf6/0x7d0 [ 51.968483][ T6765] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.974374][ T6765] RIP: 0033:0x7f581aff76f0 [ 51.978797][ T6765] 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 [ 51.998400][ T6765] RSP: 002b:00007ffd38920938 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 52.006849][ T6765] RAX: ffffffffffffffda RBX: 000055f2530b8fc0 RCX: 00007f581aff76f0 [ 52.014818][ T6765] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055f2512a88f5 [ 52.022791][ T6765] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 52.030762][ T6765] R10: 0000000000000240 R11: 0000000000000246 R12: 000055f25127951e [ 52.038732][ T6765] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 52.046710][ T6765] Modules linked in: [ 52.054149][ T6765] ---[ end trace f3239afe57a59627 ]--- [ 52.060358][ T6765] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 52.066606][ T6765] 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 [ 52.090041][ T6765] RSP: 0018:ffffc90005167450 EFLAGS: 00010206 [ 52.096111][ T6765] RAX: dffffc0000000000 RBX: ffff88809881c000 RCX: ffffffff8363aeea [ 52.104346][ T6765] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 52.113226][ T6765] RBP: 1ffff92000a2ce8b R08: ffff888094d864c0 R09: fffffbfff1559772 [ 52.121905][ T6765] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff8880970b6fea [ 52.130069][ T6765] R13: ffff8880970b6000 R14: 0000000000001a6d R15: 0000000000000000 [ 52.138240][ T6765] FS: 00007f581ce8e8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 52.147360][ T6765] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.153956][ T6765] CR2: 000055f2512a88f5 CR3: 0000000094d53000 CR4: 00000000001406e0 [ 52.162104][ T6765] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.170237][ T6765] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.178377][ T6765] Kernel panic - not syncing: Fatal exception [ 52.185907][ T6765] Kernel Offset: disabled [ 52.190253][ T6765] Rebooting in 86400 seconds..