[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200428-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 4403591866 cycles [ 0.001027][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003863][ T0] tsc: Detected 2300.000 MHz processor [ 0.006475][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007981][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009075][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016516][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017497][ T0] check: Scanning 1 areas for low memory corruption [ 0.018436][ T0] Using GB pages for direct mapping [ 0.021317][ T0] ACPI: Early table checksum verification disabled [ 0.022316][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.023223][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024562][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025831][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027074][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.027846][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028671][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.029915][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031370][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.032850][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034381][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.035152][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.035917][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.036835][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.037903][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.038882][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.040519][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.042590][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.043855][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.045407][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.047346][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.100466][ T0] Zone ranges: [ 0.101079][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.102061][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.103056][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.104055][ T0] Device empty [ 0.104599][ T0] Movable zone start for each node [ 0.105265][ T0] Early memory node ranges [ 0.105868][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.106808][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.107823][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.108940][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.109938][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.109944][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.141228][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.596108][ T0] kasan: KernelAddressSanitizer initialized [ 0.597480][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.598180][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.599164][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.600249][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.601628][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.602645][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.603907][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.605040][ T0] Using ACPI (MADT) for SMP configuration information [ 0.606150][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.607150][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.608358][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.609509][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.610778][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.611950][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.613140][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.614301][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.615439][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.616438][ T0] Booting paravirtualized kernel on KVM [ 0.617198][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.672552][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.674954][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.676209][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.677305][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.678862][ T0] Policy zone: Normal [ 0.679403][ 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 [ 0.690416][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.561743][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17321K rwdata, 21708K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.569860][ T0] Running RCU self tests [ 1.570625][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.571550][ T0] rcu: RCU lockdep checking is enabled. [ 1.572365][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.573565][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.574486][ T0] Trampoline variant of Tasks RCU enabled. [ 1.575304][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.576398][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.585266][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.587017][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.591232][ T0] Console: colour VGA+ 80x25 [ 1.593380][ T0] printk: console [ttyS0] enabled [ 1.593380][ T0] printk: console [ttyS0] enabled [ 1.594775][ T0] printk: bootconsole [earlyser0] disabled [ 1.594775][ T0] printk: bootconsole [earlyser0] disabled [ 1.596391][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.597723][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.598427][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.599161][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.600020][ T0] ... CLASSHASH_SIZE: 4096 [ 1.601105][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.601831][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.602561][ T0] ... CHAINHASH_SIZE: 32768 [ 1.603353][ T0] memory used by lock dependency info: 6301 kB [ 1.604292][ T0] memory used for stack traces: 4224 kB [ 1.605134][ T0] per task-struct memory footprint: 1920 bytes [ 1.606267][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.607903][ T0] ACPI: Core revision 20200326 [ 1.610612][ T0] APIC: Switch to symmetric I/O mode setup [ 1.612202][ T0] x2apic enabled [ 1.613827][ T0] Switched APIC routing to physical x2apic. [ 1.618133][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.619208][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.621054][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.622389][ T0] pid_max: default: 32768 minimum: 301 [ 1.624446][ T0] LSM: Security Framework initializing [ 1.625283][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.626410][ T0] Yama: becoming mindful. [ 1.627219][ T0] TOMOYO Linux initialized [ 1.628933][ T0] AppArmor: AppArmor initialized [ 1.637617][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.642878][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.644576][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.645802][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.651092][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.652098][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.653395][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.654971][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.655005][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.658086][ T0] MDS: Mitigation: Clear CPU buffers [ 1.659625][ T0] Freeing SMP alternatives memory: 96K [ 1.782821][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.785796][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.787755][ T1] rcu: Hierarchical SRCU implementation. [ 1.789190][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.791044][ T1] smp: Bringing up secondary CPUs ... [ 1.795773][ T1] x86: Booting SMP configuration: [ 1.796745][ T1] .... node #0, CPUs: #1 [ 0.024186][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.799784][ 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. [ 1.801217][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.801899][ T1] smpboot: Max logical packages: 1 [ 1.802606][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.805751][ T1] devtmpfs: initialized [ 1.805751][ T1] x86/mm: Memory block size: 128MB [ 1.834674][ T22] kworker/u4:0 (22) used greatest stack depth: 27312 bytes left [ 1.834674][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.834674][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.841099][ T1] xor: automatically using best checksumming function avx [ 1.841247][ T1] PM: RTC time: 12:18:28, date: 2020-04-28 [ 1.841247][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.841247][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.841547][ T1] NET: Registered protocol family 16 [ 1.847522][ T1] audit: initializing netlink subsys (disabled) [ 1.851243][ T27] audit: type=2000 audit(1588076308.759:1): state=initialized audit_enabled=0 res=1 [ 1.864842][ T1] cpuidle: using governor menu [ 1.868385][ T1] ACPI: bus type PCI registered [ 1.871993][ T1] dca service started, version 1.12.1 [ 1.873228][ T1] PCI: Using configuration type 1 for base access [ 2.021260][ T176] kworker/u4:2 (176) used greatest stack depth: 27120 bytes left [ 2.411667][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.412688][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.412688][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.432146][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.631094][ T1] raid6: avx2x4 gen() 11543 MB/s [ 2.792381][ T1] raid6: avx2x4 xor() 5852 MB/s [ 2.962342][ T1] raid6: avx2x2 gen() 7306 MB/s [ 3.132344][ T1] raid6: avx2x2 xor() 3526 MB/s [ 3.302342][ T1] raid6: avx2x1 gen() 4897 MB/s [ 3.472349][ T1] raid6: avx2x1 xor() 1933 MB/s [ 3.642338][ T1] raid6: sse2x4 gen() 5950 MB/s [ 3.821069][ T1] raid6: sse2x4 xor() 3089 MB/s [ 3.991061][ T1] raid6: sse2x2 gen() 3663 MB/s [ 4.161064][ T1] raid6: sse2x2 xor() 1804 MB/s [ 4.331075][ T1] raid6: sse2x1 gen() 2451 MB/s [ 4.501063][ T1] raid6: sse2x1 xor() 973 MB/s [ 4.501988][ T1] raid6: using algorithm avx2x4 gen() 11543 MB/s [ 4.503003][ T1] raid6: .... xor() 5852 MB/s, rmw enabled [ 4.503974][ T1] raid6: using avx2x2 recovery algorithm [ 4.506205][ T1] ACPI: Added _OSI(Module Device) [ 4.507021][ T1] ACPI: Added _OSI(Processor Device) [ 4.507737][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.508480][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.509738][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.510611][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.511077][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.566226][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.628691][ T1] ACPI: Interpreter enabled [ 4.629909][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.630607][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.631342][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.635391][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.737625][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.738809][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.741394][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.748906][ T1] PCI host bridge to bus 0000:00 [ 4.749746][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.750871][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.751074][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.752114][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.753397][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.754692][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.756578][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.764082][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.784791][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.802018][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.807621][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.815255][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.821092][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.837650][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.845073][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.850513][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.866982][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.874693][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.879739][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.911902][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.916783][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.920926][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.924261][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.927565][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.939759][ T1] iommu: Default domain type: Translated [ 4.941319][ T1] vgaarb: loaded [ 4.946678][ T1] SCSI subsystem initialized [ 4.948073][ T1] ACPI: bus type USB registered [ 4.952817][ T1] usbcore: registered new interface driver usbfs [ 4.954028][ T1] usbcore: registered new interface driver hub [ 4.955624][ T1] usbcore: registered new device driver usb [ 4.957917][ T1] mc: Linux media interface: v0.10 [ 4.959131][ T1] videodev: Linux video capture interface: v2.00 [ 4.962962][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.963941][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.965679][ T1] PTP clock support registered [ 4.968665][ T1] EDAC MC: Ver: 3.0.0 [ 4.972275][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.973747][ T1] PCI: Using ACPI for IRQ routing [ 4.978093][ T1] Bluetooth: Core ver 2.22 [ 4.978959][ T1] NET: Registered protocol family 31 [ 4.979889][ T1] Bluetooth: HCI device and connection manager initialized [ 4.982142][ T1] Bluetooth: HCI socket layer initialized [ 4.982993][ T1] Bluetooth: L2CAP socket layer initialized [ 4.983926][ T1] Bluetooth: SCO socket layer initialized [ 4.984962][ T1] NET: Registered protocol family 8 [ 4.985888][ T1] NET: Registered protocol family 20 [ 4.987157][ T1] NetLabel: Initializing [ 4.987811][ T1] NetLabel: domain hash size = 128 [ 4.988572][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.990418][ T1] NetLabel: unlabeled traffic allowed by default [ 4.992096][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.993152][ T1] NET: Registered protocol family 39 [ 4.994313][ T1] clocksource: Switched to clocksource kvm-clock [ 7.725913][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.727021][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.728927][ T1] FS-Cache: Loaded [ 7.730864][ T1] CacheFiles: Loaded [ 7.732793][ T1] TOMOYO: 2.6.0 [ 7.733302][ T1] Mandatory Access Control activated. [ 7.735862][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.737642][ T1] pnp: PnP ACPI init [ 7.752211][ T1] pnp: PnP ACPI: found 7 devices [ 7.805395][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.806908][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.807985][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.808923][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.810039][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.814284][ T1] NET: Registered protocol family 2 [ 7.818074][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.821472][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.827884][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.834459][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.838299][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.840376][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.843231][ T1] [ 7.843731][ T1] ============================= [ 7.844402][ T1] WARNING: suspicious RCU usage [ 7.845242][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 7.846306][ T1] ----------------------------- [ 7.847058][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.848245][ T1] [ 7.848245][ T1] other info that might help us debug this: [ 7.848245][ T1] [ 7.849892][ T1] [ 7.849892][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.850993][ T1] 1 lock held by swapper/0/1: [ 7.851776][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.853346][ T1] [ 7.853346][ T1] stack backtrace: [ 7.854173][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 7.855514][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.856922][ T1] Call Trace: [ 7.857517][ T1] dump_stack+0x18f/0x20d [ 7.858133][ T1] ipmr_get_table+0x130/0x160 [ 7.858885][ T1] ipmr_net_init+0x133/0x430 [ 7.859530][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.860219][ T1] ops_init+0xaf/0x420 [ 7.860814][ T1] register_pernet_operations+0x346/0x840 [ 7.861751][ T1] ? setup_net+0x860/0x860 [ 7.861751][ T1] ? down_write_killable+0x170/0x170 [ 7.861751][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.861751][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.861751][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.861751][ T1] register_pernet_subsys+0x25/0x40 [ 7.861751][ T1] ip_mr_init+0x36/0x168 [ 7.861751][ T1] inet_init+0x298/0x424 [ 7.861751][ T1] do_one_initcall+0x10a/0x7d0 [ 7.861751][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.861751][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.861751][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.861751][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.861751][ T1] kernel_init_freeable+0x501/0x5ae [ 7.861751][ T1] ? rest_init+0x365/0x365 [ 7.861751][ T1] kernel_init+0xd/0x1bb [ 7.861751][ T1] ret_from_fork+0x24/0x30 [ 7.875184][ T1] NET: Registered protocol family 1 [ 7.878728][ T1] RPC: Registered named UNIX socket transport module. [ 7.879681][ T1] RPC: Registered udp transport module. [ 7.880425][ T1] RPC: Registered tcp transport module. [ 7.881357][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.884057][ T1] NET: Registered protocol family 44 [ 7.885031][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.886156][ T1] PCI: CLS 0 bytes, default 64 [ 7.890339][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.891650][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.896045][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.900110][ T1] kvm: already loaded the other module [ 7.900950][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.902723][ T1] clocksource: Switched to clocksource tsc [ 7.903780][ T1] mce: Machine check injector initialized [ 7.908566][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.969011][ T1] Initialise system trusted keyrings [ 7.970903][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.973633][ T1] zbud: loaded [ 7.978866][ T1] DLM installed [ 7.982295][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.986172][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.988549][ T1] NFS: Registering the id_resolver key type [ 7.989556][ T1] Key type id_resolver registered [ 7.990515][ T1] Key type id_legacy registered [ 7.993938][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.995358][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.000891][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.003960][ T1] Key type cifs.spnego registered [ 8.004841][ T1] Key type cifs.idmap registered [ 8.005854][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.007604][ T1] fuse: init (API version 7.31) [ 8.012613][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.025311][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.030454][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.031820][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.033411][ T1] ocfs2: Registered cluster interface o2cb [ 8.034897][ T1] ocfs2: Registered cluster interface user [ 8.036343][ T1] OCFS2 User DLM kernel interface loaded [ 8.045694][ T1] gfs2: GFS2 installed [ 8.050269][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.051296][ T1] ceph: loaded (mds proto 32) [ 8.063837][ T1] NET: Registered protocol family 38 [ 8.065349][ T1] async_tx: api initialized (async) [ 8.066203][ T1] Key type asymmetric registered [ 8.067006][ T1] Asymmetric key parser 'x509' registered [ 8.067850][ T1] Asymmetric key parser 'pkcs8' registered [ 8.068657][ T1] Key type pkcs7_test registered [ 8.069323][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.070371][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.072364][ T1] io scheduler mq-deadline registered [ 8.073136][ T1] io scheduler kyber registered [ 8.074266][ T1] io scheduler bfq registered [ 8.082706][ T1] hgafb: HGA card not detected. [ 8.083524][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.085072][ T1] usbcore: registered new interface driver udlfb [ 8.089892][ T1] uvesafb: failed to execute /sbin/v86d [ 8.091583][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.092786][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.093919][ T1] uvesafb: vbe_init() failed with -22 [ 8.094937][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.096703][ T1] vga16fb: mapped to 0x00000000d00f25bb [ 8.163096][ T1] Console: switching to colour frame buffer device 80x30 [ 8.446983][ T1] fb0: VGA16 VGA frame buffer device [ 8.449826][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.461940][ T1] ACPI: Power Button [PWRF] [ 8.463722][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.465598][ T1] ACPI: Sleep Button [SLPF] [ 8.472300][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.487001][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.488086][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.503643][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.504904][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.520738][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.522294][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.667740][ T2036] kworker/u4:0 (2036) used greatest stack depth: 26920 bytes left [ 8.823731][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.825021][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.826745][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.836249][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.841590][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.847712][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.854338][ T1] Cyclades driver 2.6 [ 8.855964][ T1] Initializing Nozomi driver 2.1d [ 8.858283][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.859422][ T1] No rocketport ports found; unloading driver [ 8.863347][ T1] Non-volatile memory driver v1.3 [ 8.864809][ T1] Linux agpgart interface v0.103 [ 8.875363][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.877116][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.880913][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.882798][ T1] usbcore: registered new interface driver udl [ 8.932479][ T1] brd: module loaded [ 8.968630][ T1] loop: module loaded [ 9.128919][ T1] zram: Added device: zram0 [ 9.136178][ T1] null_blk: module loaded [ 9.143595][ T1] nfcsim 0.2 initialized [ 9.147011][ T1] Loading iSCSI transport class v2.0-870. [ 9.174117][ T1] scsi host0: Virtio SCSI HBA [ 9.220260][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.225143][ T56] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.243423][ T1] slram: not enough parameters. [ 9.248807][ T1] ftl_cs: FTL header not found. [ 9.284493][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.286266][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.287902][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.296542][ T1] MACsec IEEE 802.1AE [ 9.298037][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.336119][ T1] vcan: Virtual CAN interface driver [ 9.337162][ T1] vxcan: Virtual CAN Tunnel driver [ 9.338377][ T1] slcan: serial line CAN interface driver [ 9.339253][ T1] slcan: 10 dynamic interface channels. [ 9.340523][ T1] CAN device driver interface [ 9.342237][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.343549][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.344866][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.346167][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.348417][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.349563][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.353628][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.354824][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.355990][ T1] AX.25: bpqether driver version 004 [ 9.357088][ T1] PPP generic driver version 2.4.2 [ 9.358868][ T1] PPP BSD Compression module registered [ 9.359701][ T1] PPP Deflate Compression module registered [ 9.360971][ T1] PPP MPPE Compression module registered [ 9.362490][ T1] NET: Registered protocol family 24 [ 9.363662][ T1] PPTP driver version 0.8.5 [ 9.365079][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.366896][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.368176][ T1] SLIP linefill/keepalive option. [ 9.369107][ T1] hdlc: HDLC support module revision 1.22 [ 9.370035][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.371910][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.373189][ T1] LAPB Ethernet driver version 0.02 [ 9.374387][ T1] usbcore: registered new interface driver rndis_wlan [ 9.375851][ T1] mac80211_hwsim: initializing netlink [ 9.403517][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.414080][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.427714][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.429302][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.430897][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.434071][ T1] usbcore: registered new interface driver pegasus [ 9.435448][ T1] usbcore: registered new interface driver rtl8150 [ 9.436910][ T1] usbcore: registered new interface driver r8152 [ 9.438384][ T1] usbcore: registered new interface driver asix [ 9.439999][ T1] usbcore: registered new interface driver ax88179_178a [ 9.442178][ T1] usbcore: registered new interface driver cdc_ether [ 9.443460][ T1] usbcore: registered new interface driver dm9601 [ 9.444676][ T1] usbcore: registered new interface driver smsc75xx [ 9.445903][ T1] usbcore: registered new interface driver smsc95xx [ 9.447609][ T1] usbcore: registered new interface driver net1080 [ 9.449124][ T1] usbcore: registered new interface driver rndis_host [ 9.450369][ T1] usbcore: registered new interface driver cdc_subset [ 9.452292][ T1] usbcore: registered new interface driver zaurus [ 9.453415][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.455435][ T1] usbcore: registered new interface driver cdc_ncm [ 9.456730][ T1] usbcore: registered new interface driver cdc_mbim [ 9.462188][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.469580][ T1] aoe: AoE v85 initialised. [ 9.473737][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.475070][ T1] ehci-pci: EHCI PCI platform driver [ 9.476298][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.477610][ T1] ohci-pci: OHCI PCI platform driver [ 9.478725][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.482845][ T1] usbcore: registered new interface driver cdc_acm [ 9.484035][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.486128][ T1] usbcore: registered new interface driver usblp [ 9.492949][ T1] usbcore: registered new interface driver cdc_wdm [ 9.494889][ T1] usbcore: registered new interface driver uas [ 9.496312][ T1] usbcore: registered new interface driver usb-storage [ 9.497651][ T1] usbcore: registered new interface driver ums-realtek [ 9.500481][ T1] usbcore: registered new interface driver usbserial_generic [ 9.502357][ T1] usbserial: USB Serial support registered for generic [ 9.503706][ T1] usbcore: registered new interface driver ch341 [ 9.505331][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.506942][ T1] usbcore: registered new interface driver cp210x [ 9.508731][ T1] usbserial: USB Serial support registered for cp210x [ 9.509951][ T1] usbcore: registered new interface driver ftdi_sio [ 9.511351][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.512806][ T1] usbcore: registered new interface driver keyspan [ 9.514109][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.516107][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.517599][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.519509][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.521366][ T1] usbcore: registered new interface driver option [ 9.522924][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.524731][ T1] usbcore: registered new interface driver oti6858 [ 9.526379][ T1] usbserial: USB Serial support registered for oti6858 [ 9.527792][ T1] usbcore: registered new interface driver pl2303 [ 9.528965][ T1] usbserial: USB Serial support registered for pl2303 [ 9.530353][ T1] usbcore: registered new interface driver qcserial [ 9.532461][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.533840][ T1] usbcore: registered new interface driver sierra [ 9.535635][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.537259][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.539766][ T1] usbserial: USB Serial support registered for carelink [ 9.540979][ T1] usbserial: USB Serial support registered for zio [ 9.542765][ T1] usbserial: USB Serial support registered for funsoft [ 9.544422][ T1] usbserial: USB Serial support registered for flashloader [ 9.545751][ T1] usbserial: USB Serial support registered for google [ 9.547493][ T1] usbserial: USB Serial support registered for libtransistor [ 9.548832][ T1] usbserial: USB Serial support registered for vivopay [ 9.549966][ T1] usbserial: USB Serial support registered for moto_modem [ 9.551938][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.553340][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.555239][ T1] usbserial: USB Serial support registered for hp4x [ 9.556369][ T1] usbserial: USB Serial support registered for suunto [ 9.557541][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.561749][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.563465][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.566788][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.570523][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.572762][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.574178][ T1] usb usb1: Product: Dummy host controller [ 9.575347][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.576804][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.582981][ T1] hub 1-0:1.0: USB hub found [ 9.584269][ T1] hub 1-0:1.0: 1 port detected [ 9.590344][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.591939][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.594046][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.596651][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.598556][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.599937][ T1] usb usb2: Product: Dummy host controller [ 9.600972][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.603342][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.606824][ T1] hub 2-0:1.0: USB hub found [ 9.608078][ T1] hub 2-0:1.0: 1 port detected [ 9.613221][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.614613][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.617000][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.620087][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.621854][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.623933][ T1] usb usb3: Product: Dummy host controller [ 9.625245][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.626648][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.630225][ T1] hub 3-0:1.0: USB hub found [ 9.632190][ T1] hub 3-0:1.0: 1 port detected [ 9.636075][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.637862][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.641304][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.644338][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.645941][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.647299][ T1] usb usb4: Product: Dummy host controller [ 9.648291][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.649625][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.654459][ T1] hub 4-0:1.0: USB hub found [ 9.655483][ T1] hub 4-0:1.0: 1 port detected [ 9.660290][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.662123][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.664257][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.666963][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.668913][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.670147][ T1] usb usb5: Product: Dummy host controller [ 9.672392][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.673896][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.677551][ T1] hub 5-0:1.0: USB hub found [ 9.678770][ T1] hub 5-0:1.0: 1 port detected [ 9.683430][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.684892][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.687017][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.690137][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.693426][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.694861][ T1] usb usb6: Product: Dummy host controller [ 9.695804][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.697808][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.702205][ T1] hub 6-0:1.0: USB hub found [ 9.703360][ T1] hub 6-0:1.0: 1 port detected [ 9.707120][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.708812][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.711875][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.715211][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.716818][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.718239][ T1] usb usb7: Product: Dummy host controller [ 9.719198][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.720684][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.724711][ T1] hub 7-0:1.0: USB hub found [ 9.726734][ T1] hub 7-0:1.0: 1 port detected [ 9.732307][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.734411][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.736400][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.739494][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.742050][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.743558][ T1] usb usb8: Product: Dummy host controller [ 9.744674][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 9.746149][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.749754][ T1] hub 8-0:1.0: USB hub found [ 9.750969][ T1] hub 8-0:1.0: 1 port detected [ 9.774021][ T1] using random self ethernet address [ 9.775865][ T1] using random host ethernet address [ 9.778923][ T1] Mass Storage Function, version: 2009/09/11 [ 9.780219][ T1] LUN: removable file: (no medium) [ 9.782523][ T1] no file given for LUN0 [ 9.784131][ T1] printk: console [ttyGS0] disabled [ 9.789113][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.792565][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.795315][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.797301][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.799682][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.801740][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.803105][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.804288][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.805731][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.809484][ T1] hub 9-0:1.0: USB hub found [ 9.810013][ C1] random: fast init done [ 9.810712][ T1] hub 9-0:1.0: 8 ports detected [ 9.822994][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.825361][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.827239][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.828888][ T316] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.830118][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.830340][ T316] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.832003][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.833551][ T316] sd 0:0:1:0: [sda] Write Protect is off [ 9.833920][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.835621][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.837044][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.837323][ T316] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.840942][ T1] hub 10-0:1.0: USB hub found [ 9.842399][ T56] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.842456][ T1] hub 10-0:1.0: 8 ports detected [ 9.855447][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.857388][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.859268][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.860655][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.862916][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.863919][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.864120][ T316] sda: sda1 [ 9.865128][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.868431][ T1] hub 11-0:1.0: USB hub found [ 9.869536][ T1] hub 11-0:1.0: 8 ports detected [ 9.878637][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.879340][ T316] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.881637][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.883401][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.885322][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.886699][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.887904][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.888877][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.890620][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.893804][ T1] hub 12-0:1.0: USB hub found [ 9.894841][ T1] hub 12-0:1.0: 8 ports detected [ 9.901035][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.902860][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.904804][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.906510][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.907610][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 9.908719][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.910026][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 9.913930][ T1] hub 13-0:1.0: USB hub found [ 9.914848][ T1] hub 13-0:1.0: 8 ports detected [ 9.920114][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.922912][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 9.924391][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.926193][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.927576][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.928915][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 9.929879][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.931423][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 9.934088][ T1] hub 14-0:1.0: USB hub found [ 9.935019][ T1] hub 14-0:1.0: 8 ports detected [ 9.941183][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.942895][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 9.944914][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.946374][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.947588][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 9.948624][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.949784][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 9.952849][ T1] hub 15-0:1.0: USB hub found [ 9.953771][ T1] hub 15-0:1.0: 8 ports detected [ 9.959751][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.963066][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 9.964611][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.966453][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.967847][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.969067][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 9.970008][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.971613][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 9.974282][ T1] hub 16-0:1.0: USB hub found [ 9.975282][ T1] hub 16-0:1.0: 8 ports detected [ 9.982361][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 9.984248][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 9.986247][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.987639][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.988816][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 9.989867][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 9.991359][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 9.994161][ T1] hub 17-0:1.0: USB hub found [ 9.995047][ T1] hub 17-0:1.0: 8 ports detected [ 10.000253][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.003280][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.005103][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.006873][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.008454][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.009737][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.010721][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.012171][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.015032][ T1] hub 18-0:1.0: USB hub found [ 10.015928][ T1] hub 18-0:1.0: 8 ports detected [ 10.022944][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.024546][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.026451][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.027745][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.029009][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.030043][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.031561][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.034477][ T1] hub 19-0:1.0: USB hub found [ 10.035387][ T1] hub 19-0:1.0: 8 ports detected [ 10.040744][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.043659][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.045284][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.047091][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.048330][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.049520][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.050674][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.052101][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.054747][ T1] hub 20-0:1.0: USB hub found [ 10.055781][ T1] hub 20-0:1.0: 8 ports detected [ 10.063011][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.064755][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.066739][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.068244][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.069397][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.070414][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.072195][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.074880][ T1] hub 21-0:1.0: USB hub found [ 10.075776][ T1] hub 21-0:1.0: 8 ports detected [ 10.082533][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.084437][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.086029][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.088113][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.089538][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.090646][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.091799][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.093239][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.095925][ T1] hub 22-0:1.0: USB hub found [ 10.096834][ T1] hub 22-0:1.0: 8 ports detected [ 10.103823][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.105583][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.107472][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.108759][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.109880][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.110928][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.112593][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.115273][ T1] hub 23-0:1.0: USB hub found [ 10.116285][ T1] hub 23-0:1.0: 8 ports detected [ 10.122880][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.124597][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.126085][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.127837][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.129105][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.130347][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.131617][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.133022][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.135677][ T1] hub 24-0:1.0: USB hub found [ 10.136676][ T1] hub 24-0:1.0: 8 ports detected [ 10.143819][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.145940][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.148037][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.149577][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.150805][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.152286][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.153548][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.156284][ T1] hub 25-0:1.0: USB hub found [ 10.157386][ T1] hub 25-0:1.0: 8 ports detected [ 10.164236][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.166057][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.167695][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.169550][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.170967][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.172692][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.173591][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.175200][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.178087][ T1] hub 26-0:1.0: USB hub found [ 10.179109][ T1] hub 26-0:1.0: 8 ports detected [ 10.186088][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.187719][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.189562][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.190910][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.192214][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.193260][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.194772][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.198396][ T1] hub 27-0:1.0: USB hub found [ 10.199345][ T1] hub 27-0:1.0: 8 ports detected [ 10.204983][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.206773][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.208274][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.210200][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.212924][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.214110][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.215062][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.216623][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.219355][ T1] hub 28-0:1.0: USB hub found [ 10.220351][ T1] hub 28-0:1.0: 8 ports detected [ 10.227247][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.228920][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.230853][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.232416][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.233554][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.234472][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.237531][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.240311][ T1] hub 29-0:1.0: USB hub found [ 10.241379][ T1] hub 29-0:1.0: 8 ports detected [ 10.247122][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.248880][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.250637][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.253687][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.255176][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.256384][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.257418][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.258802][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.262102][ T1] hub 30-0:1.0: USB hub found [ 10.263123][ T1] hub 30-0:1.0: 8 ports detected [ 10.269668][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.272657][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.274827][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.276335][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.277571][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.278575][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.279852][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.282758][ T1] hub 31-0:1.0: USB hub found [ 10.283783][ T1] hub 31-0:1.0: 8 ports detected [ 10.289107][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.290840][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.293682][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.295562][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.296881][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.298094][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.299069][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.300369][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.303141][ T1] hub 32-0:1.0: USB hub found [ 10.304060][ T1] hub 32-0:1.0: 8 ports detected [ 10.310301][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.313157][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.315087][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.316419][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.317804][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.318776][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.319972][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.322674][ T1] hub 33-0:1.0: USB hub found [ 10.323709][ T1] hub 33-0:1.0: 8 ports detected [ 10.329060][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.330664][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.333503][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.335450][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.336840][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.338166][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.339154][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.340810][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.343624][ T1] hub 34-0:1.0: USB hub found [ 10.344502][ T1] hub 34-0:1.0: 8 ports detected [ 10.350915][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.353276][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.355214][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.356577][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.357809][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.358761][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.360032][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.362859][ T1] hub 35-0:1.0: USB hub found [ 10.363739][ T1] hub 35-0:1.0: 8 ports detected [ 10.369198][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.373465][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.375055][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.377038][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.378484][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.379576][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.380726][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.382087][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.384975][ T1] hub 36-0:1.0: USB hub found [ 10.385880][ T1] hub 36-0:1.0: 8 ports detected [ 10.394246][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.396025][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.398326][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.399781][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.400984][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.402151][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.403657][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.406341][ T1] hub 37-0:1.0: USB hub found [ 10.407223][ T1] hub 37-0:1.0: 8 ports detected [ 10.413007][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.414995][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.416628][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.418697][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.420543][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.423273][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.424386][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.425792][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.428870][ T1] hub 38-0:1.0: USB hub found [ 10.429854][ T1] hub 38-0:1.0: 8 ports detected [ 10.436835][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.438607][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.440544][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.442425][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.443572][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.444501][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.445805][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.448536][ T1] hub 39-0:1.0: USB hub found [ 10.449533][ T1] hub 39-0:1.0: 8 ports detected [ 10.455338][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.456933][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.458413][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.460246][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.463081][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.464403][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.465339][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.466586][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.469418][ T1] hub 40-0:1.0: USB hub found [ 10.470397][ T1] hub 40-0:1.0: 8 ports detected [ 10.477638][ T1] usbcore: registered new device driver usbip-host [ 10.481263][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.483875][ T1] i8042: Warning: Keylock active [ 10.486307][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.489028][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.553430][ T1] mousedev: PS/2 mouse device common for all mice [ 10.563127][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.569002][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.569872][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.571412][ T1] i2c /dev entries driver [ 10.574042][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.576481][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.578009][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.579844][ T1] IR NEC protocol handler initialized [ 10.580681][ T1] IR RC5(x/sz) protocol handler initialized [ 10.583410][ T1] IR RC6 protocol handler initialized [ 10.584395][ T1] IR JVC protocol handler initialized [ 10.585128][ T1] IR Sony protocol handler initialized [ 10.585910][ T1] IR SANYO protocol handler initialized [ 10.586761][ T1] IR Sharp protocol handler initialized [ 10.587535][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.588505][ T1] IR XMP protocol handler initialized [ 10.590157][ T1] usbcore: registered new interface driver uvcvideo [ 10.591406][ T1] USB Video Class driver (1.1.1) [ 10.592190][ T1] gspca_main: v2.14.0 registered [ 10.609676][ T1] vivid-000: using single planar format API [ 10.628403][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.630178][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.632045][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.633681][ T1] vivid-000: V4L2 output device registered as video4 [ 10.635356][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.637399][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.639217][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.640809][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.643892][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.645536][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.647227][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.648816][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.650814][ T1] vivid-001: using multiplanar format API [ 10.665426][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.667448][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.669194][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.670841][ T1] vivid-001: V4L2 output device registered as video8 [ 10.672522][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.674316][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.676246][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.677744][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.679228][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.680967][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.683521][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.685123][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.686779][ T1] vivid-002: using single planar format API [ 10.700447][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.702549][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.704198][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.705748][ T1] vivid-002: V4L2 output device registered as video12 [ 10.707397][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.709341][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.711513][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.713089][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.714626][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.716548][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.718149][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.719640][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.722062][ T1] vivid-003: using multiplanar format API [ 10.736064][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.737713][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.739253][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.740780][ T1] vivid-003: V4L2 output device registered as video16 [ 10.742332][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.744401][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.746270][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.747822][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.749433][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.750917][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.752908][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.754597][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.756748][ T1] vivid-004: using single planar format API [ 10.764930][ T2519] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.779445][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.781512][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.783265][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.784800][ T1] vivid-004: V4L2 output device registered as video20 [ 10.786499][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.788344][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.790499][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.792345][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.793963][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.795467][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 10.797050][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 10.798728][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 10.800377][ T1] vivid-005: using multiplanar format API [ 10.814284][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 10.816152][ T1] vivid-005: V4L2 capture device registered as video23 [ 10.817695][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 10.819224][ T1] vivid-005: V4L2 output device registered as video24 [ 10.820839][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 10.822770][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 10.824628][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 10.826054][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 10.827643][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 10.829257][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 10.830905][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 10.833641][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 10.835458][ T1] vivid-006: using single planar format API [ 10.849591][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 10.851534][ T1] vivid-006: V4L2 capture device registered as video27 [ 10.853132][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 10.854633][ T1] vivid-006: V4L2 output device registered as video28 [ 10.856046][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 10.857841][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 10.859718][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 10.861269][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 10.862830][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 10.864302][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 10.866235][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 10.868151][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 10.869761][ T1] vivid-007: using multiplanar format API [ 10.884446][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 10.886288][ T1] vivid-007: V4L2 capture device registered as video31 [ 10.887822][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 10.889469][ T1] vivid-007: V4L2 output device registered as video32 [ 10.891154][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 10.893582][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 10.895543][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 10.897185][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 10.898665][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 10.900203][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 10.902377][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 10.904008][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 10.905777][ T1] vivid-008: using single planar format API [ 10.919563][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 10.921737][ T1] vivid-008: V4L2 capture device registered as video35 [ 10.923415][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 10.925210][ T1] vivid-008: V4L2 output device registered as video36 [ 10.927085][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 10.929113][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 10.931030][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 10.933030][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 10.934544][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 10.936102][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 10.937694][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 10.939345][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 10.940985][ T1] vivid-009: using multiplanar format API [ 10.956181][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 10.957958][ T1] vivid-009: V4L2 capture device registered as video39 [ 10.959505][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 10.961184][ T1] vivid-009: V4L2 output device registered as video40 [ 10.962727][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 10.964662][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 10.966631][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 10.968570][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 10.970164][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 10.972493][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 10.974127][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 10.976049][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 10.977667][ T1] vivid-010: using single planar format API [ 10.993532][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 10.995249][ T1] vivid-010: V4L2 capture device registered as video43 [ 10.996998][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 10.998616][ T1] vivid-010: V4L2 output device registered as video44 [ 11.000086][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.002136][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.003971][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.005698][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.007310][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.008994][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.010888][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.012793][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.014559][ T1] vivid-011: using multiplanar format API [ 11.028543][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.030325][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.032192][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.033948][ T1] vivid-011: V4L2 output device registered as video48 [ 11.035543][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.037555][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.039516][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.041264][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.042928][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.044537][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.046381][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.048390][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.055819][ T1] vivid-012: using single planar format API [ 11.075371][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.083292][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.090876][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.099359][ T1] vivid-012: V4L2 output device registered as video52 [ 11.106796][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.116735][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.126526][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.134251][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.142190][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.150017][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.158354][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.166552][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.174985][ T1] vivid-013: using multiplanar format API [ 11.193311][ T2519] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.207594][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.216524][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.224173][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.232364][ T1] vivid-013: V4L2 output device registered as video56 [ 11.239819][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.249716][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.259616][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.267408][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.274991][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.283079][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.291371][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.300318][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.308950][ T1] vivid-014: using single planar format API [ 11.327932][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.335790][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.343400][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.351564][ T1] vivid-014: V4L2 output device registered as video60 [ 11.359032][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.369127][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.378929][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.386567][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.394379][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.402241][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.410443][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.418708][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.427123][ T1] vivid-015: using multiplanar format API [ 11.445878][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.453791][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.461460][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.469480][ T1] vivid-015: V4L2 output device registered as video64 [ 11.477132][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.487161][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.497071][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.504749][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.512434][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.520201][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.528467][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.536720][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.547673][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.556466][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.565641][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.574874][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.584815][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.591694][ T1] iTCO_vendor_support: vendor-support=0 [ 11.599624][ T1] device-mapper: uevent: version 1.0.3 [ 11.606373][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.617419][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.624918][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.632400][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.640237][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.647893][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.653247][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.659229][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.665904][ T1] Bluetooth: HCI UART protocol LL registered [ 11.672265][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.679499][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.685632][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.692072][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.698796][ T1] usbcore: registered new interface driver bfusb [ 11.705534][ T1] usbcore: registered new interface driver btusb [ 11.712936][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.719263][ T1] Modular ISDN core version 1.1.29 [ 11.725230][ T1] NET: Registered protocol family 34 [ 11.730512][ T1] DSP module 2.0 [ 11.734098][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.752389][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.758687][ T1] 0 virtual devices registered [ 11.763545][ T1] intel_pstate: CPU model not supported [ 11.773051][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.781709][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.781714][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.797137][ T1] usnic_verbs:usnic_ib_init:667: [ 11.797142][ T1] Unable to initialize umem with err -1 [ 11.809347][ T1] iscsi: registered transport (iser) [ 11.815647][ T1] SoftiWARP attached [ 11.819756][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.831397][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.842925][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.871984][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.922879][ T1] usbcore: registered new interface driver usbhid [ 11.929326][ T1] usbhid: USB HID core driver [ 11.955740][ T1] ashmem: initialized [ 11.992083][ T250] floppy0: no floppy controllers found [ 11.997879][ T250] work still pending [ 12.059630][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.069116][ T1] drop_monitor: Initializing network drop monitor service [ 12.077138][ T1] NET: Registered protocol family 26 [ 12.084678][ T1] GACT probability on [ 12.088688][ T1] Mirror/redirect action on [ 12.093596][ T1] Simple TC action Loaded [ 12.100261][ T1] netem: version 1.3 [ 12.104397][ T1] u32 classifier [ 12.108527][ T1] Performance counters on [ 12.113272][ T1] input device check on [ 12.117789][ T1] Actions configured [ 12.124597][ T1] nf_conntrack_irc: failed to register helpers [ 12.130838][ T1] nf_conntrack_sane: failed to register helpers [ 12.176163][ T1] nf_conntrack_sip: failed to register helpers [ 12.186683][ T1] xt_time: kernel timezone is -0000 [ 12.192071][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.199122][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.208631][ T1] IPVS: ipvs loaded. [ 12.212670][ T1] IPVS: [rr] scheduler registered. [ 12.217786][ T1] IPVS: [wrr] scheduler registered. [ 12.223171][ T1] IPVS: [lc] scheduler registered. [ 12.228258][ T1] IPVS: [wlc] scheduler registered. [ 12.233502][ T1] IPVS: [fo] scheduler registered. [ 12.238595][ T1] IPVS: [ovf] scheduler registered. [ 12.243893][ T1] IPVS: [lblc] scheduler registered. [ 12.249168][ T1] IPVS: [lblcr] scheduler registered. [ 12.254547][ T1] IPVS: [dh] scheduler registered. [ 12.259628][ T1] IPVS: [sh] scheduler registered. [ 12.264835][ T1] IPVS: [mh] scheduler registered. [ 12.269919][ T1] IPVS: [sed] scheduler registered. [ 12.275110][ T1] IPVS: [nq] scheduler registered. [ 12.280338][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.286291][ T1] IPVS: [sip] pe registered. [ 12.290998][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.299962][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.305727][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.318728][ T1] IPv4 over IPsec tunneling driver [ 12.327665][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.335504][ T1] Initializing XFRM netlink socket [ 12.340705][ T1] IPsec XFRM device driver [ 12.346080][ T1] NET: Registered protocol family 10 [ 12.351893][ T1] [ 12.354223][ T1] ============================= [ 12.359042][ T1] WARNING: suspicious RCU usage [ 12.363924][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 12.370403][ T1] ----------------------------- [ 12.375486][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.383354][ T1] [ 12.383354][ T1] other info that might help us debug this: [ 12.383354][ T1] [ 12.393622][ T1] [ 12.393622][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.401693][ T1] 1 lock held by swapper/0/1: [ 12.406355][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.416527][ T1] [ 12.416527][ T1] stack backtrace: [ 12.422419][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 12.431497][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.432394][ T1] Call Trace: [ 12.432394][ T1] dump_stack+0x18f/0x20d [ 12.432394][ T1] ip6mr_get_table+0x153/0x180 [ 12.432394][ T1] ip6mr_new_table+0x1b/0x70 [ 12.432394][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.432394][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.432394][ T1] ops_init+0xaf/0x420 [ 12.432394][ T1] register_pernet_operations+0x346/0x840 [ 12.432394][ T1] ? setup_net+0x860/0x860 [ 12.432394][ T1] ? down_write_killable+0x170/0x170 [ 12.432394][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.432394][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.432394][ T1] ? unix_diag_init+0x11/0x11 [ 12.432394][ T1] register_pernet_subsys+0x25/0x40 [ 12.432394][ T1] ip6_mr_init+0x49/0x152 [ 12.432394][ T1] inet6_init+0x1d7/0x6dc [ 12.432394][ T1] do_one_initcall+0x10a/0x7d0 [ 12.432394][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.432394][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.432394][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.432394][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.432394][ T1] kernel_init_freeable+0x501/0x5ae [ 12.432394][ T1] ? rest_init+0x365/0x365 [ 12.432394][ T1] kernel_init+0xd/0x1bb [ 12.432394][ T1] ret_from_fork+0x24/0x30 [ 12.573427][ T1] Segment Routing with IPv6 [ 12.578375][ T1] mip6: Mobile IPv6 [ 12.585932][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 12.597052][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 12.605140][ T1] NET: Registered protocol family 17 [ 12.610497][ T1] NET: Registered protocol family 15 [ 12.616267][ T1] Bridge firewalling registered [ 12.622366][ T1] NET: Registered protocol family 9 [ 12.627644][ T1] X25: Linux Version 0.2 [ 12.658744][ T1] NET: Registered protocol family 6 [ 12.697162][ T1] NET: Registered protocol family 11 [ 12.702955][ T1] NET: Registered protocol family 3 [ 12.708218][ T1] can: controller area network core (rev 20170425 abi 9) [ 12.715641][ T1] NET: Registered protocol family 29 [ 12.720934][ T1] can: raw protocol (rev 20170425) [ 12.726155][ T1] can: broadcast manager protocol (rev 20170425 t) [ 12.732740][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 12.739346][ T1] can: SAE J1939 [ 12.743424][ T1] Bluetooth: RFCOMM TTY layer initialized [ 12.749164][ T1] Bluetooth: RFCOMM socket layer initialized [ 12.758098][ T1] Bluetooth: RFCOMM ver 1.11 [ 12.762802][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 12.768929][ T1] Bluetooth: BNEP filters: protocol multicast [ 12.775170][ T1] Bluetooth: BNEP socket layer initialized [ 12.781020][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 12.786894][ T1] Bluetooth: CMTP socket layer initialized [ 12.792912][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 12.799665][ T1] Bluetooth: HIDP socket layer initialized [ 12.805873][ T1] RPC: Registered rdma transport module. [ 12.811543][ T1] RPC: Registered rdma backchannel transport module. [ 12.820850][ T1] NET: Registered protocol family 33 [ 12.826270][ T1] Key type rxrpc registered [ 12.831172][ T1] Key type rxrpc_s registered [ 12.836767][ T1] NET: Registered protocol family 41 [ 12.842686][ T1] lec:lane_module_init: lec.c: initialized [ 12.848484][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 12.854326][ T1] l2tp_core: L2TP core driver, V2.0 [ 12.859533][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 12.865178][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 12.871786][ T1] l2tp_netlink: L2TP netlink interface [ 12.877349][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 12.884149][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 12.891763][ T1] NET: Registered protocol family 35 [ 12.897376][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 12.914195][ T1] DCCP: Activated CCID 2 (TCP-like) [ 12.919748][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 12.928520][ T1] sctp: Hash tables configured (bind 32/56) [ 12.935998][ T1] NET: Registered protocol family 21 [ 12.942064][ T1] Registered RDS/infiniband transport [ 12.948261][ T1] Registered RDS/tcp transport [ 12.953146][ T1] tipc: Activated (version 2.0.0) [ 12.958588][ T1] NET: Registered protocol family 30 [ 12.964915][ T1] tipc: Started in single node mode [ 12.970500][ T1] NET: Registered protocol family 43 [ 12.976134][ T1] 9pnet: Installing 9P2000 support [ 12.981993][ T1] NET: Registered protocol family 37 [ 12.991031][ T1] NET: Registered protocol family 36 [ 12.996900][ T1] Key type dns_resolver registered [ 13.002153][ T1] Key type ceph registered [ 13.007403][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.015113][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.024224][ T1] openvswitch: Open vSwitch switching datapath [ 13.032994][ T1] NET: Registered protocol family 40 [ 13.038598][ T1] mpls_gso: MPLS GSO support [ 13.049138][ T1] IPI shorthand broadcast: enabled [ 13.055197][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.060634][ T1] AES CTR mode by8 optimization enabled [ 13.071551][ T1] sched_clock: Marking stable (13057322747, 14186763)->(13080086779, -8577269) [ 13.082032][ T1] registered taskstats version 1 [ 13.087019][ T1] Loading compiled-in X.509 certificates [ 13.097306][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.109444][ T1] zswap: loaded using pool lzo/zbud [ 13.115811][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.125844][ T1] Key type ._fscrypt registered [ 13.130776][ T1] Key type .fscrypt registered [ 13.135557][ T1] Key type fscrypt-provisioning registered [ 13.144401][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.151657][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.165563][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.176546][ T1] Key type big_key registered [ 13.183287][ T1] Key type encrypted registered [ 13.188193][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.194776][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.201306][ T1] ima: Allocated hash algorithm: sha256 [ 13.207017][ T1] ima: No architecture policies found [ 13.212803][ T1] evm: Initialising EVM extended attributes: [ 13.218770][ T1] evm: security.selinux [ 13.222942][ T1] evm: security.SMACK64 [ 13.227086][ T1] evm: security.SMACK64EXEC [ 13.231585][ T1] evm: security.SMACK64TRANSMUTE [ 13.236493][ T1] evm: security.SMACK64MMAP [ 13.240972][ T1] evm: security.apparmor [ 13.245229][ T1] evm: security.ima [ 13.249030][ T1] evm: security.capability [ 13.253451][ T1] evm: HMAC attrs: 0x1 [ 13.259077][ T1] PM: Magic number: 0:635:330 [ 13.264627][ T1] tty tty51: hash matches [ 13.270371][ T1] printk: console [netcon0] enabled [ 13.276178][ T1] netconsole: network logging started [ 13.285145][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.293919][ T1] rdma_rxe: loaded [ 13.298054][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.308894][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.317351][ T2518] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.327104][ T1] ALSA device list: [ 13.330890][ T1] #0: Dummy 1 [ 13.334503][ T2518] cfg80211: failed to load regulatory.db [ 13.341267][ T1] #1: Loopback 1 [ 13.344983][ T1] #2: Virtual MIDI Card 1 [ 13.353259][ T1] md: Waiting for all devices to be available before autodetect [ 13.360888][ T1] md: If you don't use raid, use raid=noautodetect [ 13.371971][ T1] md: Autodetecting RAID arrays. [ 13.376984][ T1] md: autorun ... [ 13.380605][ T1] md: ... autorun DONE. [ 13.464892][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.473159][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.529576][ T1] devtmpfs: mounted [ 13.543821][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 13.550599][ T1] Kernel memory protection disabled. [ 13.592187][ T1] Run /sbin/init as init process [ 14.694102][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.709076][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.724849][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.793426][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 14.815288][ T1] systemd[1]: Detected virtualization kvm. [ 14.821254][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.884255][ T1] systemd[1]: Set hostname to . [ 15.235691][ T3877] systemd-fstab-generator[3877]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.246258][ T3879] systemd-system- (3879) used greatest stack depth: 26376 bytes left [ 15.278854][ T3880] selinux-autorel (3880) used greatest stack depth: 24848 bytes left [ 15.306165][ T3877] systemd-fstab-generator[3877]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.323247][ T3877] systemd-fstab-generator[3877]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.356050][ T3877] systemd-fstab-g (3877) used greatest stack depth: 23880 bytes left [ 15.356351][ T3876] systemd[3876]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 15.919077][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ 15.963938][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 16.001598][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 16.034013][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 16.073924][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 16.116263][ T1] [ 16.119782][ T1] ============================= [ 16.128274][ T1] WARNING: suspicious RCU usage [ 16.133159][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 16.139640][ T1] ----------------------------- [ 16.144521][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.153798][ T1] [ 16.153798][ T1] other info that might help us debug this: [ 16.153798][ T1] [ 16.164051][ T1] [ 16.164051][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.172225][ T1] 2 locks held by systemd/1: [ 16.176785][ T1] #0: ffff888098d8a450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 16.185915][ T1] #1: ffff88809857f690 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 16.195904][ T1] [ 16.195904][ T1] stack backtrace: [ 16.202463][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 16.211396][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.221432][ T1] Call Trace: [ 16.224707][ T1] dump_stack+0x18f/0x20d [ 16.229024][ T1] evm_protected_xattr+0x1c2/0x210 [ 16.234124][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 16.239649][ T1] evm_inode_setxattr+0xc4/0xf0 [ 16.244586][ T1] security_inode_setxattr+0x18f/0x200 [ 16.250041][ T1] vfs_setxattr+0xa7/0xf0 [ 16.254353][ T1] setxattr+0x23d/0x330 [ 16.258487][ T1] ? vfs_setxattr+0xf0/0xf0 [ 16.262977][ T1] ? lock_acquire+0x1f4/0x940 [ 16.267638][ T1] ? mnt_want_write+0x3a/0xb0 [ 16.272297][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 16.277643][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 16.282920][ T1] ? preempt_count_add+0x74/0x140 [ 16.287916][ T1] ? preempt_count_add+0x74/0x140 [ 16.292913][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 16.297925][ T1] path_setxattr+0x170/0x190 [ 16.302506][ T1] ? setxattr+0x330/0x330 [ 16.306825][ T1] ? task_work_run+0x160/0x1b0 [ 16.311566][ T1] __x64_sys_setxattr+0xc0/0x160 [ 16.316491][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.321752][ T1] do_syscall_64+0xf6/0x7d0 [ 16.326241][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.332114][ T1] RIP: 0033:0x7fd5013d567a [ 16.336506][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 16.356082][ T1] RSP: 002b:00007fffde177fc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.364479][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5013d567a [ 16.373381][ T1] RDX: 00007fffde178040 RSI: 00005564237d1f9b RDI: 0000556424921090 [ 16.381327][ T1] RBP: 00005564237d1f9b R08: 0000000000000000 R09: 0000000000000030 [ 16.389271][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fffde178040 [ 16.397219][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 00005564248f3e90 [ OK ] Created slice System Slice. Mounting Huge Pages File System... [ OK ] Reached target Slices. [ 16.502537][ T3888] mount (3888) used greatest stack depth: 23720 bytes left Starting Remount Root and Kernel File Systems... Mounting /proc/sys/fs/binfmt_misc... [ OK ] Created slice system-getty.slice. [ 16.672275][ T3893] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Load Kernel Modules... Mounting POSIX Message Queue File System... [ OK ] Reached target Remote File Systems. [ OK ] Listening on Journal Audit Socket. [ OK ] Listening on udev Kernel Socket. [ OK ] Created slice system-serial\x2dgetty.slice. Mounting /sys/kernel/debug... [ OK ] Listening on udev Control Socket. [ OK ] Started Forward Password Requests to Wall Directory Watch. Mounting /sys/kernel/config... [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. [ OK ] Listening on Syslog Socket. [ OK ] Reached target Sockets. Starting Journal Service... Starting Create Static Device Nodes in /dev... [ 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. [ 17.672165][ T3908] systemd-tmpfile (3908) used greatest stack depth: 23136 bytes left [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... 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... [ 19.450952][ T3907] systemd-journald[3907]: 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... [ 20.108119][ T1] [ 20.111313][ T1] ============================= [ 20.116170][ T1] WARNING: suspicious RCU usage [ 20.121018][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 20.151186][ T1] ----------------------------- [ 20.156087][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 20.171176][ T1] [ 20.171176][ T1] other info that might help us debug this: [ 20.171176][ T1] [ 20.191407][ T1] [ 20.191407][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.199506][ T1] 4 locks held by systemd/1: [ 20.221288][ T1] #0: ffff888098fea450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 20.230204][ T1] #1: ffff8880a71b5088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.261405][ T1] #2: ffff88809549c748 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.270998][ T1] #3: ffffffff89e5de48 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.285655][ T3955] [ 20.288234][ T3955] ============================= [ 20.294014][ T3955] WARNING: suspicious RCU usage [ 20.298881][ T3955] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 20.301141][ T1] [ 20.301141][ T1] stack backtrace: [ 20.306689][ T3955] ----------------------------- [ 20.317810][ T3955] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 20.321263][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 20.328893][ T3955] [ 20.328893][ T3955] other info that might help us debug this: [ 20.328893][ T3955] [ 20.342031][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.342037][ T1] Call Trace: [ 20.342058][ T1] dump_stack+0x18f/0x20d [ 20.342077][ T1] match_exception_partial+0x2ee/0x340 [ 20.342106][ T1] verify_new_ex+0x176/0x3a0 [ 20.342123][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.342143][ T1] ? lock_acquire+0x1f4/0x940 [ 20.342157][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.342170][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.342195][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.381164][ T3955] [ 20.381164][ T3955] rcu_scheduler_active = 2, debug_locks = 1 [ 20.386131][ T1] ? lock_downgrade+0x840/0x840 [ 20.390885][ T3955] 1 lock held by ip/3955: [ 20.395888][ T1] cgroup_file_write+0x20d/0x710 [ 20.395902][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.395915][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.395931][ T1] ? __might_fault+0x190/0x1d0 [ 20.395947][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.395961][ T1] kernfs_fop_write+0x268/0x490 [ 20.395980][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.395992][ T1] __vfs_write+0x76/0x100 [ 20.396007][ T1] vfs_write+0x268/0x5d0 [ 20.396024][ T1] ksys_write+0x12d/0x250 [ 20.431144][ T3955] #0: ffffffff8a5b22a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.434025][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.439292][ T3955] [ 20.439292][ T3955] stack backtrace: [ 20.444056][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.444078][ T1] do_syscall_64+0xf6/0x7d0 [ 20.444096][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.444107][ T1] RIP: 0033:0x7fd5013c9970 [ 20.444121][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 20.444128][ T1] RSP: 002b:00007fffde177b88 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.444139][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fd5013c9970 [ 20.444147][ T1] RDX: 000000000000000a RSI: 00005564249087b0 RDI: 0000000000000027 [ 20.444155][ T1] RBP: 00005564249087b0 R08: 000055642495cff0 R09: 00007fd502dff500 [ 20.444162][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.444170][ T1] R13: 0000000000000001 R14: 000055642495cf10 R15: 000000000000000a Starting Network Time Synchronization... [ 20.712111][ T3955] CPU: 1 PID: 3955 Comm: ip Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 20.720925][ T3955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.720930][ T3955] Call Trace: [ 20.720951][ T3955] dump_stack+0x18f/0x20d [ 20.720970][ T3955] bpq_device_event+0x609/0x75a [ 20.720990][ T3955] notifier_call_chain+0xc0/0x230 [ 20.721014][ T3955] call_netdevice_notifiers_info+0xb5/0x130 [ 20.721031][ T3955] __dev_notify_flags+0x121/0x2c0 [ 20.721051][ T3955] ? dev_change_name+0x700/0x700 [ 20.721067][ T3955] ? dev_set_allmulti+0x30/0x30 [ 20.721080][ T3955] ? print_usage_bug+0x240/0x240 [ 20.721100][ T3955] dev_change_flags+0x100/0x160 [ 20.721119][ T3955] do_setlink+0xa1c/0x35d0 [ 20.721138][ T3955] ? mark_lock+0x129/0x1390 [ 20.721154][ T3955] ? rtnl_getlink+0xab0/0xab0 [ 20.721167][ T3955] ? print_usage_bug+0x240/0x240 [ 20.721179][ T3955] ? mark_lock+0x129/0x1390 [ 20.721194][ T3955] ? mark_lock+0x129/0x1390 [ 20.721215][ T3955] ? __lock_acquire+0xca1/0x3f20 [ 20.721236][ T3955] ? memset+0x20/0x40 [ 20.721253][ T3955] ? __nla_validate_parse+0x2af/0x1cc0 [ 20.721269][ T3955] ? mark_held_locks+0xe0/0xe0 [ 20.721284][ T3955] ? deref_stack_reg+0xaa/0xe0 [ 20.721301][ T3955] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 20.721316][ T3955] ? nla_memcpy+0xa0/0xa0 [ 20.721329][ T3955] ? mark_held_locks+0xe0/0xe0 [ 20.721348][ T3955] ? deref_stack_reg+0xaa/0xe0 [ 20.721369][ T3955] __rtnl_newlink+0xad0/0x1590 [ 20.721397][ T3955] ? rtnl_link_unregister+0x240/0x240 [ 20.721423][ T3955] ? is_bpf_text_address+0xcb/0x160 [ 20.721437][ T3955] ? kernel_text_address+0x6e/0xe0 [ 20.721450][ T3955] ? __kernel_text_address+0x9/0x30 [ 20.721465][ T3955] ? unwind_get_return_address+0x5a/0xa0 [ 20.721480][ T3955] ? profile_setup.cold+0xc1/0xc1 [ 20.721493][ T3955] ? arch_stack_walk+0x97/0xf0 [ 20.721521][ T3955] ? stack_trace_save+0x8c/0xc0 [ 20.721537][ T3955] ? stack_trace_consume_entry+0x160/0x160 [ 20.721606][ T3955] ? rtnl_newlink+0x46/0xa0 [ 20.721630][ T3955] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 20.721646][ T3955] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 20.721661][ T3955] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 20.721680][ T3955] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 20.721704][ T3955] rtnl_newlink+0x64/0xa0 [ 20.721718][ T3955] ? __rtnl_newlink+0x1590/0x1590 [ 20.721731][ T3955] rtnetlink_rcv_msg+0x44e/0xad0 [ 20.721749][ T3955] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.721766][ T3955] ? lock_acquire+0x1f4/0x940 [ 20.721781][ T3955] ? netlink_deliver_tap+0x146/0xcc0 [ 20.721806][ T3955] netlink_rcv_skb+0x15a/0x430 [ 20.721822][ T3955] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.721838][ T3955] ? netlink_ack+0xa60/0xa60 [ 20.721857][ T3955] ? netlink_deliver_tap+0x236/0xcc0 [ 20.721881][ T3955] netlink_unicast+0x537/0x740 [ 20.721901][ T3955] ? netlink_attachskb+0x810/0x810 [ 20.721916][ T3955] ? _copy_from_iter_full+0x25c/0x870 [ 20.721931][ T3955] ? __phys_addr_symbol+0x2c/0x70 [ 20.721945][ T3955] ? __check_object_size+0x171/0x437 [ 20.721966][ T3955] netlink_sendmsg+0x882/0xe10 [ 20.721984][ T3955] ? aa_af_perm+0x260/0x260 [ 20.721999][ T3955] ? netlink_unicast+0x740/0x740 [ 20.722023][ T3955] ? netlink_unicast+0x740/0x740 [ 20.722038][ T3955] sock_sendmsg+0xcf/0x120 [ 20.722054][ T3955] ____sys_sendmsg+0x6bf/0x7e0 [ 20.722085][ T3955] ? mark_held_locks+0xe0/0xe0 [ 20.722099][ T3955] ? kernel_sendmsg+0x50/0x50 [ 20.722117][ T3955] ? find_held_lock+0x2d/0x110 [ 20.722132][ T3955] ? mark_lock+0x129/0x1390 [ 20.722153][ T3955] ___sys_sendmsg+0x100/0x170 [ 20.722171][ T3955] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.722192][ T3955] ? migration_entry_to_page+0x310/0x310 [ 20.722210][ T3955] ? do_raw_spin_unlock+0x171/0x260 [ 20.722228][ T3955] ? find_held_lock+0x2d/0x110 [ 20.722242][ T3955] ? do_page_fault+0x59e/0x13da [ 20.722260][ T3955] ? vm_insert_pages+0x6a0/0x6a0 [ 20.722274][ T3955] ? lock_downgrade+0x840/0x840 [ 20.722292][ T3955] ? __fget_light+0x1ab/0x270 [ 20.722313][ T3955] __sys_sendmsg+0xec/0x1b0 [ 20.722328][ T3955] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.722350][ T3955] ? down_read_nested+0x430/0x430 [ 20.722375][ T3955] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.722392][ T3955] ? do_syscall_64+0x21/0x7d0 [ 20.722411][ T3955] do_syscall_64+0xf6/0x7d0 [ 20.722429][ T3955] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.722441][ T3955] RIP: 0033:0x7f79ec1b5dc7 [ 20.722455][ T3955] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 20.722463][ T3955] RSP: 002b:00007ffd1ad24438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.722476][ T3955] RAX: ffffffffffffffda RBX: 000000005ea81f28 RCX: 00007f79ec1b5dc7 [ 20.722485][ T3955] RDX: 0000000000000000 RSI: 00007ffd1ad24480 RDI: 0000000000000003 [ 20.722493][ T3955] RBP: 00007ffd1ad24480 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.722501][ T3955] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffd1ad244c0 [ 20.722510][ T3955] R13: 0000561b636113c0 R14: 00007ffd1ad2c540 R15: 0000000000000000 [ 21.263083][ C1] random: crng init done [ 21.263117][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ 23.043492][ T3956] systemd-timesyn (3956) used greatest stack depth: 23048 bytes left [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ 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 (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 ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Daily apt download activities. [ OK ] Reached target Basic System. Starting getty on tty2-tty6 if dbus and logind are not available... Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started Regular background program processing daemon. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting System Logging Service... [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ 47.488243][ T6750] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 47.500173][ T6750] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 47.508588][ T6750] CPU: 1 PID: 6750 Comm: sshd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 47.517513][ T6750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.527578][ T6750] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 47.533648][ T6750] 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 [ 47.553342][ T6750] RSP: 0018:ffffc900046e7450 EFLAGS: 00010206 [ 47.559431][ T6750] RAX: dffffc0000000000 RBX: ffff888099344000 RCX: ffffffff8363732a [ 47.567398][ T6750] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 47.575392][ T6750] RBP: 1ffff920008dce8b R08: ffff88809918e340 R09: fffffbfff1519352 [ 47.583449][ T6750] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff888095928fea [ 47.591417][ T6750] R13: ffff888095928000 R14: 0000000000001a5e R15: 0000000000000000 [ 47.599386][ T6750] FS: 00007f45d8e7c8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 47.608315][ T6750] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.614891][ T6750] CR2: 0000564bf02198f5 CR3: 00000000972cf000 CR4: 00000000001406e0 [ 47.622858][ T6750] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.630822][ T6750] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.638784][ T6750] Call Trace: [ 47.642075][ T6750] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 47.647446][ T6750] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 47.653297][ T6750] ? __kmalloc+0x62f/0x7a0 [ 47.657719][ T6750] ? tomoyo_realpath_from_path+0xc2/0x620 [ 47.663441][ T6750] tomoyo_realpath_from_path+0x393/0x620 [ 47.669077][ T6750] tomoyo_path_number_perm+0x1c2/0x4d0 [ 47.674621][ T6750] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 47.680251][ T6750] ? tomoyo_execute_permission+0x470/0x470 [ 47.686054][ T6750] ? d_alloc_parallel+0x785/0x1b10 [ 47.691177][ T6750] ? d_alloc_parallel+0x9ea/0x1b10 [ 47.696291][ T6750] ? rcu_read_lock_held_common+0x130/0x130 [ 47.702100][ T6750] ? print_usage_bug+0x240/0x240 [ 47.707032][ T6750] tomoyo_path_mknod+0x10d/0x190 [ 47.711964][ T6750] ? tomoyo_path_chown+0x1b0/0x1b0 [ 47.717073][ T6750] ? mark_held_locks+0x9f/0xe0 [ 47.721832][ T6750] ? d_lookup+0xec/0x250 [ 47.726070][ T6750] security_path_mknod+0x116/0x180 [ 47.731174][ T6750] lookup_open+0x5ae/0x1320 [ 47.735675][ T6750] ? page_put_link+0x210/0x210 [ 47.740443][ T6750] ? preempt_count_add+0x74/0x140 [ 47.745460][ T6750] ? __mnt_want_write+0x1da/0x2c0 [ 47.750486][ T6750] path_openat+0x93c/0x27f0 [ 47.754988][ T6750] ? path_lookupat.isra.0+0x530/0x530 [ 47.760350][ T6750] ? up_read+0x1a8/0x750 [ 47.764591][ T6750] ? mark_held_locks+0xe0/0xe0 [ 47.769355][ T6750] ? down_read_nested+0x430/0x430 [ 47.774375][ T6750] do_filp_open+0x192/0x260 [ 47.778874][ T6750] ? may_open_dev+0xf0/0xf0 [ 47.783379][ T6750] ? simple_attr_release+0x40/0x40 [ 47.788492][ T6750] ? _raw_spin_unlock+0x24/0x40 [ 47.793443][ T6750] ? __alloc_fd+0x46d/0x600 [ 47.797946][ T6750] do_sys_openat2+0x585/0x7d0 [ 47.802619][ T6750] ? file_open_root+0x400/0x400 [ 47.807467][ T6750] ? up_read+0x1a8/0x750 [ 47.811711][ T6750] do_sys_open+0xc3/0x140 [ 47.811722][ T6750] ? filp_open+0x70/0x70 [ 47.811734][ T6750] ? handle_mm_fault+0x29e/0x660 [ 47.811749][ T6750] ? trace_hardirqs_off_caller+0x55/0x230 [ 47.811765][ T6750] do_syscall_64+0xf6/0x7d0 [ 47.811779][ T6750] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 47.811789][ T6750] RIP: 0033:0x7f45d6fe56f0 [ 47.811801][ T6750] 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 [ 47.811807][ T6750] RSP: 002b:00007ffc22fad5d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 47.811818][ T6750] RAX: ffffffffffffffda RBX: 0000564bf0ffd970 RCX: 00007f45d6fe56f0 [ 47.811830][ T6750] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000564bf02198f5 [ 47.889829][ T6750] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 47.897798][ T6750] R10: 0000000000000240 R11: 0000000000000246 R12: 0000564bf01ea51e [ 47.905796][ T6750] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 47.913767][ T6750] Modules linked in: [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ 48.222313][ T6750] ---[ end trace 6dd56cafa07912c5 ]--- [ 48.228800][ T6750] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 48.305072][ T6750] 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 [ OK ] Started Getty on tty6. [ 48.399314][ T6750] RSP: 0018:ffffc900046e7450 EFLAGS: 00010206 [ 48.417519][ T6750] RAX: dffffc0000000000 RBX: ffff888099344000 RCX: ffffffff8363732a [ OK ] Started Getty on tty5. [ 48.472062][ T6750] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ OK ] Started Getty on tty4. [ 48.548987][ T6750] RBP: 1ffff920008dce8b R08: ffff88809918e340 R09: fffffbfff1519352 [ 48.578425][ T6750] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff888095928fea [ OK ] Started Getty on tty3. [ 48.661384][ T6750] R13: ffff888095928000 R14: 0000000000001a5e R15: 0000000000000000 [ 48.691386][ T6750] FS: 00007f45d8e7c8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 48.731721][ T6750] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.738348][ T6750] CR2: 00007ffd478b2bac CR3: 00000000972cf000 CR4: 00000000001406f0 [ 48.738358][ T6750] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.738365][ T6750] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.738371][ T6750] Kernel panic - not syncing: Fatal exception [ 48.747674][ T6750] Kernel Offset: disabled [ 48.774178][ T6750] Rebooting in 86400 seconds..