[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200429-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 3546804596 cycles [ 0.000878][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003471][ T0] tsc: Detected 2300.000 MHz processor [ 0.006124][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007349][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008399][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015686][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.016785][ T0] check: Scanning 1 areas for low memory corruption [ 0.017745][ T0] Using GB pages for direct mapping [ 0.020818][ T0] ACPI: Early table checksum verification disabled [ 0.021845][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.022867][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024190][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025557][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.026890][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.027737][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028489][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.029904][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031129][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.032367][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034187][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.034947][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.035849][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.036833][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.037783][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.038747][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.040329][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.041808][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.042934][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.044619][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.046440][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.100278][ T0] Zone ranges: [ 0.100873][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.101954][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.102873][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.103773][ T0] Device empty [ 0.104271][ T0] Movable zone start for each node [ 0.104925][ T0] Early memory node ranges [ 0.105600][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.106649][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.108020][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.109080][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.111698][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.111703][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.142534][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.598008][ T0] kasan: KernelAddressSanitizer initialized [ 0.599423][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.600158][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.601310][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.602371][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.603358][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.604414][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.605537][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.606633][ T0] Using ACPI (MADT) for SMP configuration information [ 0.607608][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.608656][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.609791][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.611038][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.612400][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.613889][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.615084][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.616725][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.617875][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.619097][ T0] Booting paravirtualized kernel on KVM [ 0.620009][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.674698][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.677307][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.678632][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.679872][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.681107][ T0] Policy zone: Normal [ 0.682155][ 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 [ 0.695314][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.603655][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17323K rwdata, 21704K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.612648][ T0] Running RCU self tests [ 1.613509][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.614390][ T0] rcu: RCU lockdep checking is enabled. [ 1.615200][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.616298][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.617237][ T0] Trampoline variant of Tasks RCU enabled. [ 1.618007][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.619201][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.628520][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.630162][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.634607][ T0] Console: colour VGA+ 80x25 [ 1.636677][ T0] printk: console [ttyS0] enabled [ 1.636677][ T0] printk: console [ttyS0] enabled [ 1.638151][ T0] printk: bootconsole [earlyser0] disabled [ 1.638151][ T0] printk: bootconsole [earlyser0] disabled [ 1.640222][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.641612][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.642504][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.643330][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.644268][ T0] ... CLASSHASH_SIZE: 4096 [ 1.644987][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.645697][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.646560][ T0] ... CHAINHASH_SIZE: 32768 [ 1.647372][ T0] memory used by lock dependency info: 6301 kB [ 1.648280][ T0] memory used for stack traces: 4224 kB [ 1.649189][ T0] per task-struct memory footprint: 1920 bytes [ 1.650547][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.652472][ T0] ACPI: Core revision 20200326 [ 1.655341][ T0] APIC: Switch to symmetric I/O mode setup [ 1.656968][ T0] x2apic enabled [ 1.658822][ T0] Switched APIC routing to physical x2apic. [ 1.663077][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.664173][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.666037][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.667429][ T0] pid_max: default: 32768 minimum: 301 [ 1.669823][ T0] LSM: Security Framework initializing [ 1.670702][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.672160][ T0] Yama: becoming mindful. [ 1.673181][ T0] TOMOYO Linux initialized [ 1.676055][ T0] AppArmor: AppArmor initialized [ 1.684237][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.689713][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.691622][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.693448][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.698773][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.699882][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.701007][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.702333][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.702369][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.705113][ T0] MDS: Mitigation: Clear CPU buffers [ 1.706701][ T0] Freeing SMP alternatives memory: 96K [ 1.829937][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.832955][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.835109][ T1] rcu: Hierarchical SRCU implementation. [ 1.836026][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.836026][ T1] smp: Bringing up secondary CPUs ... [ 1.841037][ T1] x86: Booting SMP configuration: [ 1.841949][ T1] .... node #0, CPUs: #1 [ 0.026022][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.844492][ 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. [ 1.846197][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.846958][ T1] smpboot: Max logical packages: 1 [ 1.847704][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.850706][ T1] devtmpfs: initialized [ 1.850706][ T1] x86/mm: Memory block size: 128MB [ 1.880130][ T22] kworker/u4:0 (22) used greatest stack depth: 27296 bytes left [ 1.881347][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.883345][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.887290][ T1] xor: automatically using best checksumming function avx [ 1.889284][ T1] PM: RTC time: 13:28:42, date: 2020-04-29 [ 1.890142][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.890146][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.893850][ T1] NET: Registered protocol family 16 [ 1.899604][ T1] audit: initializing netlink subsys (disabled) [ 1.900888][ T26] audit: type=2000 audit(1588166922.876:1): state=initialized audit_enabled=0 res=1 [ 1.906985][ T1] cpuidle: using governor menu [ 1.907156][ T1] ACPI: bus type PCI registered [ 1.907156][ T1] dca service started, version 1.12.1 [ 1.907493][ T1] PCI: Using configuration type 1 for base access [ 2.238936][ T724] kworker/u4:5 (724) used greatest stack depth: 26976 bytes left [ 2.442384][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.443827][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.447589][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.467576][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.666082][ T1] raid6: avx2x4 gen() 9735 MB/s [ 2.836037][ T1] raid6: avx2x4 xor() 5979 MB/s [ 2.997606][ T1] raid6: avx2x2 gen() 6575 MB/s [ 3.167617][ T1] raid6: avx2x2 xor() 3573 MB/s [ 3.337605][ T1] raid6: avx2x1 gen() 4862 MB/s [ 3.516071][ T1] raid6: avx2x1 xor() 1918 MB/s [ 3.686052][ T1] raid6: sse2x4 gen() 5875 MB/s [ 3.856120][ T1] raid6: sse2x4 xor() 3179 MB/s [ 4.017605][ T1] raid6: sse2x2 gen() 3651 MB/s [ 4.187603][ T1] raid6: sse2x2 xor() 1765 MB/s [ 4.357607][ T1] raid6: sse2x1 gen() 2538 MB/s [ 4.527611][ T1] raid6: sse2x1 xor() 967 MB/s [ 4.528416][ T1] raid6: using algorithm avx2x4 gen() 9735 MB/s [ 4.529265][ T1] raid6: .... xor() 5979 MB/s, rmw enabled [ 4.530145][ T1] raid6: using avx2x2 recovery algorithm [ 4.536834][ T1] ACPI: Added _OSI(Module Device) [ 4.537013][ T1] ACPI: Added _OSI(Processor Device) [ 4.537013][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.537013][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.537013][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.537013][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.537118][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.592680][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.647841][ T1] ACPI: Interpreter enabled [ 4.648977][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.649756][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.656043][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.656261][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.766303][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.766303][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.766303][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.776272][ T1] PCI host bridge to bus 0000:00 [ 4.776272][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.776272][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.776272][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.776272][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.776272][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.777270][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.778644][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.786247][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.817100][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.826231][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.836633][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.838972][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.844209][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.876811][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.876811][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.881671][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.906615][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.907014][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.911921][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.956257][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.957986][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.962327][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.967373][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.970492][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.988886][ T1] iommu: Default domain type: Translated [ 4.990954][ T1] vgaarb: loaded [ 4.996748][ T1] SCSI subsystem initialized [ 4.998163][ T1] ACPI: bus type USB registered [ 4.998984][ T1] usbcore: registered new interface driver usbfs [ 5.000404][ T1] usbcore: registered new interface driver hub [ 5.001802][ T1] usbcore: registered new device driver usb [ 5.002892][ T1] mc: Linux media interface: v0.10 [ 5.007458][ T1] videodev: Linux video capture interface: v2.00 [ 5.010041][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.010951][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.012698][ T1] PTP clock support registered [ 5.015730][ T1] EDAC MC: Ver: 3.0.0 [ 5.018562][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.020132][ T1] PCI: Using ACPI for IRQ routing [ 5.023287][ T1] Bluetooth: Core ver 2.22 [ 5.026423][ T1] NET: Registered protocol family 31 [ 5.026423][ T1] Bluetooth: HCI device and connection manager initialized [ 5.026423][ T1] Bluetooth: HCI socket layer initialized [ 5.026423][ T1] Bluetooth: L2CAP socket layer initialized [ 5.026423][ T1] Bluetooth: SCO socket layer initialized [ 5.026423][ T1] NET: Registered protocol family 8 [ 5.026423][ T1] NET: Registered protocol family 20 [ 5.026423][ T1] NetLabel: Initializing [ 5.026423][ T1] NetLabel: domain hash size = 128 [ 5.026827][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.036078][ T1] NetLabel: unlabeled traffic allowed by default [ 5.036511][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.036723][ T1] NET: Registered protocol family 39 [ 5.036723][ T1] clocksource: Switched to clocksource kvm-clock [ 7.766000][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.767376][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.769711][ T1] FS-Cache: Loaded [ 7.771632][ T1] CacheFiles: Loaded [ 7.772584][ T1] TOMOYO: 2.6.0 [ 7.773173][ T1] Mandatory Access Control activated. [ 7.775841][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.777425][ T1] pnp: PnP ACPI init [ 7.791953][ T1] pnp: PnP ACPI: found 7 devices [ 7.841848][ T1558] kworker/u4:4 (1558) used greatest stack depth: 26920 bytes left [ 7.848552][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.850223][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.851275][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.852381][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.853493][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.856722][ T1] NET: Registered protocol family 2 [ 7.862020][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.864236][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.872633][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.878771][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.882008][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.884322][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.886862][ T1] [ 7.887306][ T1] ============================= [ 7.888014][ T1] WARNING: suspicious RCU usage [ 7.888863][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 7.889807][ T1] ----------------------------- [ 7.890741][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.892232][ T1] [ 7.892232][ T1] other info that might help us debug this: [ 7.892232][ T1] [ 7.893990][ T1] [ 7.893990][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.895456][ T1] 1 lock held by swapper/0/1: [ 7.897098][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.898757][ T1] [ 7.898757][ T1] stack backtrace: [ 7.899658][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 7.901116][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.902620][ T1] Call Trace: [ 7.903133][ T1] dump_stack+0x18f/0x20d [ 7.903760][ T1] ipmr_get_table+0x130/0x160 [ 7.904418][ T1] ipmr_net_init+0x133/0x430 [ 7.905255][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.906075][ T1] ops_init+0xaf/0x420 [ 7.906127][ T1] register_pernet_operations+0x346/0x840 [ 7.906127][ T1] ? setup_net+0x860/0x860 [ 7.906127][ T1] ? down_write_killable+0x170/0x170 [ 7.906127][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.906127][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.906127][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.906127][ T1] register_pernet_subsys+0x25/0x40 [ 7.906127][ T1] ip_mr_init+0x36/0x168 [ 7.906127][ T1] inet_init+0x298/0x424 [ 7.906127][ T1] do_one_initcall+0x10a/0x7d0 [ 7.906127][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.906127][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.906127][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.906127][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.906127][ T1] kernel_init_freeable+0x501/0x5ae [ 7.906127][ T1] ? rest_init+0x365/0x365 [ 7.906127][ T1] kernel_init+0xd/0x1bb [ 7.906127][ T1] ret_from_fork+0x24/0x30 [ 7.922734][ T1] NET: Registered protocol family 1 [ 7.927418][ T1] RPC: Registered named UNIX socket transport module. [ 7.928815][ T1] RPC: Registered udp transport module. [ 7.929749][ T1] RPC: Registered tcp transport module. [ 7.930631][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.933466][ T1] NET: Registered protocol family 44 [ 7.934265][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.935318][ T1] PCI: CLS 0 bytes, default 64 [ 7.939601][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.940621][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.945028][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.949414][ T1] kvm: already loaded the other module [ 7.950370][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.951990][ T1] clocksource: Switched to clocksource tsc [ 7.953017][ T1] mce: Machine check injector initialized [ 7.957969][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.021006][ T1] Initialise system trusted keyrings [ 8.023552][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.025678][ T1] zbud: loaded [ 8.031030][ T1] DLM installed [ 8.034439][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.039456][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.041893][ T1] NFS: Registering the id_resolver key type [ 8.043066][ T1] Key type id_resolver registered [ 8.043770][ T1] Key type id_legacy registered [ 8.044469][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.045587][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.052861][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.054967][ T1] Key type cifs.spnego registered [ 8.055739][ T1] Key type cifs.idmap registered [ 8.056747][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.058663][ T1] fuse: init (API version 7.31) [ 8.061909][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.074878][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.080082][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.081063][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.082777][ T1] ocfs2: Registered cluster interface o2cb [ 8.084078][ T1] ocfs2: Registered cluster interface user [ 8.085381][ T1] OCFS2 User DLM kernel interface loaded [ 8.095622][ T1] gfs2: GFS2 installed [ 8.099598][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.100552][ T1] ceph: loaded (mds proto 32) [ 8.112749][ T1] NET: Registered protocol family 38 [ 8.114132][ T1] async_tx: api initialized (async) [ 8.114949][ T1] Key type asymmetric registered [ 8.115747][ T1] Asymmetric key parser 'x509' registered [ 8.116799][ T1] Asymmetric key parser 'pkcs8' registered [ 8.117682][ T1] Key type pkcs7_test registered [ 8.118370][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.119390][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.121137][ T1] io scheduler mq-deadline registered [ 8.121936][ T1] io scheduler kyber registered [ 8.122889][ T1] io scheduler bfq registered [ 8.137070][ T1] hgafb: HGA card not detected. [ 8.137927][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.139557][ T1] usbcore: registered new interface driver udlfb [ 8.144334][ T1] uvesafb: failed to execute /sbin/v86d [ 8.145199][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.146585][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.148168][ T1] uvesafb: vbe_init() failed with -22 [ 8.149096][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.150891][ T1] vga16fb: mapped to 0x000000004d263941 [ 8.218083][ T1] Console: switching to colour frame buffer device 80x30 [ 8.510654][ T1] fb0: VGA16 VGA frame buffer device [ 8.513444][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.526853][ T1] ACPI: Power Button [PWRF] [ 8.528623][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.530491][ T1] ACPI: Sleep Button [SLPF] [ 8.537478][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.552832][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.553880][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.569558][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.570806][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.587556][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.588685][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.804262][ T2159] kworker/u4:5 (2159) used greatest stack depth: 26256 bytes left [ 8.843308][ T2228] kworker/u4:5 (2228) used greatest stack depth: 26160 bytes left [ 8.888480][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.889717][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.891290][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.897915][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.903163][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.910652][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.917520][ T1] Cyclades driver 2.6 [ 8.918882][ T1] Initializing Nozomi driver 2.1d [ 8.921553][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.922903][ T1] No rocketport ports found; unloading driver [ 8.926503][ T1] Non-volatile memory driver v1.3 [ 8.927894][ T1] Linux agpgart interface v0.103 [ 8.938238][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.940023][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.943729][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.944988][ T1] usbcore: registered new interface driver udl [ 8.996940][ T1] brd: module loaded [ 9.032054][ T1] loop: module loaded [ 9.193916][ T1] zram: Added device: zram0 [ 9.201271][ T1] null_blk: module loaded [ 9.209102][ T1] nfcsim 0.2 initialized [ 9.212770][ T1] Loading iSCSI transport class v2.0-870. [ 9.239585][ T1] scsi host0: Virtio SCSI HBA [ 9.284865][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.289248][ T408] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.309705][ T1] slram: not enough parameters. [ 9.319509][ T1] ftl_cs: FTL header not found. [ 9.380975][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.382488][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.384731][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.399028][ T1] MACsec IEEE 802.1AE [ 9.402832][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.452635][ T1] vcan: Virtual CAN interface driver [ 9.454437][ T1] vxcan: Virtual CAN Tunnel driver [ 9.456275][ T1] slcan: serial line CAN interface driver [ 9.458239][ T1] slcan: 10 dynamic interface channels. [ 9.459993][ T1] CAN device driver interface [ 9.464079][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.466547][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.469716][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.472238][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.475628][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.477866][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.484074][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.486419][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.488274][ T1] AX.25: bpqether driver version 004 [ 9.489854][ T1] PPP generic driver version 2.4.2 [ 9.494154][ T1] PPP BSD Compression module registered [ 9.497619][ T1] PPP Deflate Compression module registered [ 9.499771][ T1] PPP MPPE Compression module registered [ 9.501711][ T1] NET: Registered protocol family 24 [ 9.503710][ T1] PPTP driver version 0.8.5 [ 9.506774][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.510118][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.513199][ T1] SLIP linefill/keepalive option. [ 9.514953][ T1] hdlc: HDLC support module revision 1.22 [ 9.517974][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.520905][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.523380][ T1] LAPB Ethernet driver version 0.02 [ 9.525549][ T1] usbcore: registered new interface driver rndis_wlan [ 9.528852][ T1] mac80211_hwsim: initializing netlink [ 9.569980][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.589440][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.612051][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.616798][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.620745][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.624928][ T1] usbcore: registered new interface driver pegasus [ 9.627993][ T1] usbcore: registered new interface driver rtl8150 [ 9.630775][ T1] usbcore: registered new interface driver r8152 [ 9.633367][ T1] usbcore: registered new interface driver asix [ 9.639115][ T1] usbcore: registered new interface driver ax88179_178a [ 9.642198][ T1] usbcore: registered new interface driver cdc_ether [ 9.645128][ T1] usbcore: registered new interface driver dm9601 [ 9.648142][ T1] usbcore: registered new interface driver smsc75xx [ 9.650927][ T1] usbcore: registered new interface driver smsc95xx [ 9.653596][ T1] usbcore: registered new interface driver net1080 [ 9.656431][ T1] usbcore: registered new interface driver rndis_host [ 9.659216][ T1] usbcore: registered new interface driver cdc_subset [ 9.662455][ T1] usbcore: registered new interface driver zaurus [ 9.666666][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.670104][ T1] usbcore: registered new interface driver cdc_ncm [ 9.673146][ T1] usbcore: registered new interface driver cdc_mbim [ 9.683962][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.699191][ T1] aoe: AoE v85 initialised. [ 9.702870][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.705435][ T1] ehci-pci: EHCI PCI platform driver [ 9.711010][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.714006][ T1] ohci-pci: OHCI PCI platform driver [ 9.719129][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.723708][ T1] usbcore: registered new interface driver cdc_acm [ 9.726004][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.731167][ T1] usbcore: registered new interface driver usblp [ 9.733895][ T1] usbcore: registered new interface driver cdc_wdm [ 9.736745][ T1] usbcore: registered new interface driver uas [ 9.739140][ T1] usbcore: registered new interface driver usb-storage [ 9.741629][ T1] usbcore: registered new interface driver ums-realtek [ 9.744619][ T1] usbcore: registered new interface driver usbserial_generic [ 9.749150][ T1] usbserial: USB Serial support registered for generic [ 9.751688][ T1] usbcore: registered new interface driver ch341 [ 9.754703][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.758116][ T1] usbcore: registered new interface driver cp210x [ 9.760543][ T1] usbserial: USB Serial support registered for cp210x [ 9.762859][ T1] usbcore: registered new interface driver ftdi_sio [ 9.765181][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.768765][ T1] usbcore: registered new interface driver keyspan [ 9.770977][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.773961][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.777936][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.780744][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.784241][ T1] usbcore: registered new interface driver option [ 9.786576][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.789301][ T1] usbcore: registered new interface driver oti6858 [ 9.791530][ T1] usbserial: USB Serial support registered for oti6858 [ 9.794132][ T1] usbcore: registered new interface driver pl2303 [ 9.797482][ T1] usbserial: USB Serial support registered for pl2303 [ 9.800254][ T1] usbcore: registered new interface driver qcserial [ 9.802462][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.806554][ T1] usbcore: registered new interface driver sierra [ 9.808768][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.812480][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.815145][ T1] usbserial: USB Serial support registered for carelink [ 9.818356][ T1] usbserial: USB Serial support registered for zio [ 9.820833][ T1] usbserial: USB Serial support registered for funsoft [ 9.823185][ T1] usbserial: USB Serial support registered for flashloader [ 9.826018][ T1] usbserial: USB Serial support registered for google [ 9.828942][ T1] usbserial: USB Serial support registered for libtransistor [ 9.831234][ T1] usbserial: USB Serial support registered for vivopay [ 9.834172][ T1] usbserial: USB Serial support registered for moto_modem [ 9.839022][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.842145][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.844442][ T1] usbserial: USB Serial support registered for hp4x [ 9.847755][ T1] usbserial: USB Serial support registered for suunto [ 9.851168][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.855454][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.861034][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.865128][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.871124][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.874341][ C1] random: fast init done [ 9.875745][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.878543][ T1] usb usb1: Product: Dummy host controller [ 9.880410][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.883177][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.888897][ T1] hub 1-0:1.0: USB hub found [ 9.892229][ T21] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.893464][ T408] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.894785][ T21] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.899418][ T1] hub 1-0:1.0: 1 port detected [ 9.901300][ T21] sd 0:0:1:0: [sda] Write Protect is off [ 9.903623][ T21] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.905223][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.909804][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.913407][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.919042][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.922122][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.925036][ T1] usb usb2: Product: Dummy host controller [ 9.927814][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.930697][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.934432][ T21] sda: sda1 [ 9.935389][ T1] hub 2-0:1.0: USB hub found [ 9.937713][ T1] hub 2-0:1.0: 1 port detected [ 9.943162][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.946764][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.950236][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.954352][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.957543][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.957616][ T21] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.960030][ T1] usb usb3: Product: Dummy host controller [ 9.963723][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.966285][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.971672][ T1] hub 3-0:1.0: USB hub found [ 9.973246][ T1] hub 3-0:1.0: 1 port detected [ 9.977412][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.979892][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.983052][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.986430][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.989463][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.992104][ T1] usb usb4: Product: Dummy host controller [ 9.993969][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 9.996456][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.000129][ T1] hub 4-0:1.0: USB hub found [ 10.001840][ T1] hub 4-0:1.0: 1 port detected [ 10.007461][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.010265][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.013467][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.016841][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.019837][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.022392][ T1] usb usb5: Product: Dummy host controller [ 10.024031][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.026475][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.030366][ T1] hub 5-0:1.0: USB hub found [ 10.032062][ T1] hub 5-0:1.0: 1 port detected [ 10.035907][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.038418][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.041150][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.044572][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.047730][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.049928][ T1] usb usb6: Product: Dummy host controller [ 10.051712][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.054146][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.057889][ T1] hub 6-0:1.0: USB hub found [ 10.059505][ T1] hub 6-0:1.0: 1 port detected [ 10.063495][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.065912][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.068492][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.072332][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.075125][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.077778][ T1] usb usb7: Product: Dummy host controller [ 10.079431][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.082102][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.085784][ T1] hub 7-0:1.0: USB hub found [ 10.087635][ T1] hub 7-0:1.0: 1 port detected [ 10.091752][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.094931][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.098375][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.102325][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.105583][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.108835][ T1] usb usb8: Product: Dummy host controller [ 10.110827][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.113859][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.117833][ T1] hub 8-0:1.0: USB hub found [ 10.119929][ T1] hub 8-0:1.0: 1 port detected [ 10.138002][ T1] using random self ethernet address [ 10.139810][ T1] using random host ethernet address [ 10.143229][ T1] Mass Storage Function, version: 2009/09/11 [ 10.145668][ T1] LUN: removable file: (no medium) [ 10.147809][ T1] no file given for LUN0 [ 10.149188][ T1] printk: console [ttyGS0] disabled [ 10.154405][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.158437][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.161643][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.164704][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.168770][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.171889][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.174708][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.177199][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.180411][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.184686][ T1] hub 9-0:1.0: USB hub found [ 10.187196][ T1] hub 9-0:1.0: 8 ports detected [ 10.193957][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.197327][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.200164][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.204027][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.207156][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.209677][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.212352][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.215459][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.219448][ T1] hub 10-0:1.0: USB hub found [ 10.221837][ T1] hub 10-0:1.0: 8 ports detected [ 10.229748][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.232815][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.235820][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.238567][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.241076][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.243508][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.246254][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.250610][ T1] hub 11-0:1.0: USB hub found [ 10.252471][ T1] hub 11-0:1.0: 8 ports detected [ 10.259482][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.263317][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.267091][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.271765][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.275471][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.278292][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.280520][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.283936][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.288484][ T1] hub 12-0:1.0: USB hub found [ 10.290186][ T1] hub 12-0:1.0: 8 ports detected [ 10.297707][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.301016][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.304384][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.308223][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.311452][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.313859][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.317122][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.321568][ T1] hub 13-0:1.0: USB hub found [ 10.323474][ T1] hub 13-0:1.0: 8 ports detected [ 10.330134][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.333141][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.336470][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.340657][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.345124][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.349124][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.351332][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.354598][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.358571][ T1] hub 14-0:1.0: USB hub found [ 10.360434][ T1] hub 14-0:1.0: 8 ports detected [ 10.367889][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.371166][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.374534][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.378512][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.381526][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.383734][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.386479][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.390735][ T1] hub 15-0:1.0: USB hub found [ 10.392482][ T1] hub 15-0:1.0: 8 ports detected [ 10.398882][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.402814][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.407384][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.411423][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.414380][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.416907][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.418792][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.421613][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.425417][ T1] hub 16-0:1.0: USB hub found [ 10.427183][ T1] hub 16-0:1.0: 8 ports detected [ 10.435063][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.439496][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.443040][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.446398][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.449291][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.451479][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.454701][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.458539][ T1] hub 17-0:1.0: USB hub found [ 10.460540][ T1] hub 17-0:1.0: 8 ports detected [ 10.467115][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.470395][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.474127][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.478906][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.482962][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.486011][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.488516][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.492432][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.496657][ T1] hub 18-0:1.0: USB hub found [ 10.498238][ T1] hub 18-0:1.0: 8 ports detected [ 10.507277][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.510605][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.514411][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.518104][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.521338][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.523613][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.526652][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.530755][ T1] hub 19-0:1.0: USB hub found [ 10.532916][ T1] hub 19-0:1.0: 8 ports detected [ 10.539552][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.542914][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.547933][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.552188][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.555581][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.558611][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.561004][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.563857][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.568313][ T1] hub 20-0:1.0: USB hub found [ 10.569913][ T1] hub 20-0:1.0: 8 ports detected [ 10.577659][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.581414][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.587109][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.590956][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.594662][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.597113][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.600292][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.604404][ T1] hub 21-0:1.0: USB hub found [ 10.607606][ T1] hub 21-0:1.0: 8 ports detected [ 10.614662][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.617912][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.620919][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.624627][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.628819][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.631652][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.633760][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.637142][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.641159][ T1] hub 22-0:1.0: USB hub found [ 10.642992][ T1] hub 22-0:1.0: 8 ports detected [ 10.650738][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.653819][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.658461][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.661745][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.666154][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.668501][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.671393][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.675197][ T1] hub 23-0:1.0: USB hub found [ 10.678160][ T1] hub 23-0:1.0: 8 ports detected [ 10.684987][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.687967][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.691000][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.694762][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.698180][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.701179][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.703994][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.707098][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.711036][ T1] hub 24-0:1.0: USB hub found [ 10.712986][ T1] hub 24-0:1.0: 8 ports detected [ 10.720393][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.724392][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.728913][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.732089][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.735018][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.737527][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.740420][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.744250][ T1] hub 25-0:1.0: USB hub found [ 10.746172][ T1] hub 25-0:1.0: 8 ports detected [ 10.752613][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.755513][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.759978][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.764211][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.767731][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.770715][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.773060][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.775803][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.779838][ T1] hub 26-0:1.0: USB hub found [ 10.781557][ T1] hub 26-0:1.0: 8 ports detected [ 10.788909][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.792309][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.797283][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.800861][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.803522][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.806410][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.810066][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.814108][ T1] hub 27-0:1.0: USB hub found [ 10.816207][ T1] hub 27-0:1.0: 8 ports detected [ 10.822711][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.826146][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.829473][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.833500][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.838026][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.841198][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.843293][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.846022][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.849668][ T1] hub 28-0:1.0: USB hub found [ 10.851283][ T1] hub 28-0:1.0: 8 ports detected [ 10.858596][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.861651][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.865112][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.869038][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.871426][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.873531][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.876136][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.880439][ T1] hub 29-0:1.0: USB hub found [ 10.882522][ T1] hub 29-0:1.0: 8 ports detected [ 10.890094][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.893033][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.896127][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.899596][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.903045][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.907435][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.910017][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.913913][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.918417][ T1] hub 30-0:1.0: USB hub found [ 10.920447][ T1] hub 30-0:1.0: 8 ports detected [ 10.927937][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.932208][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.935556][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.939353][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.942378][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.944431][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.947297][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.951853][ T1] hub 31-0:1.0: USB hub found [ 10.953709][ T1] hub 31-0:1.0: 8 ports detected [ 10.960587][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.964044][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.968061][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.971545][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.974325][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.977191][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.980880][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.984769][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.989528][ T1] hub 32-0:1.0: USB hub found [ 10.991656][ T1] hub 32-0:1.0: 8 ports detected [ 10.999826][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.003473][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 11.007779][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.010881][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.013857][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 11.016446][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.019266][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 11.023017][ T1] hub 33-0:1.0: USB hub found [ 11.024740][ T1] hub 33-0:1.0: 8 ports detected [ 11.031744][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.035144][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 11.040699][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.044817][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.047892][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.050889][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 11.053129][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.056022][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 11.059924][ T1] hub 34-0:1.0: USB hub found [ 11.061861][ T1] hub 34-0:1.0: 8 ports detected [ 11.069617][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.072969][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 11.077419][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.080519][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.083404][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 11.085602][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.088178][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 11.092032][ T1] hub 35-0:1.0: USB hub found [ 11.094354][ T1] hub 35-0:1.0: 8 ports detected [ 11.102206][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.107438][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 11.110248][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.114021][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.117535][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.120069][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 11.122490][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.125970][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 11.130153][ T1] hub 36-0:1.0: USB hub found [ 11.132106][ T1] hub 36-0:1.0: 8 ports detected [ 11.140845][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.144395][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 11.148680][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.152114][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.154798][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 11.157361][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.160681][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 11.164625][ T1] hub 37-0:1.0: USB hub found [ 11.166651][ T1] hub 37-0:1.0: 8 ports detected [ 11.173118][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.176763][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 11.180067][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.184027][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.188308][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.190684][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 11.193200][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.196522][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 11.200270][ T1] hub 38-0:1.0: USB hub found [ 11.202272][ T1] hub 38-0:1.0: 8 ports detected [ 11.210205][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.213609][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.218021][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.221895][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.225837][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.228396][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.232175][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.240284][ T1] hub 39-0:1.0: USB hub found [ 11.243300][ T1] hub 39-0:1.0: 8 ports detected [ 11.250026][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.253715][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.258226][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.262264][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.266670][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.269656][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.272615][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.277084][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.281322][ T1] hub 40-0:1.0: USB hub found [ 11.283241][ T1] hub 40-0:1.0: 8 ports detected [ 11.291504][ T1] usbcore: registered new device driver usbip-host [ 11.297708][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.302300][ T1] i8042: Warning: Keylock active [ 11.306933][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.310771][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.376854][ T1] mousedev: PS/2 mouse device common for all mice [ 11.387606][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.396217][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.398911][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.403059][ T1] i2c /dev entries driver [ 11.409368][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.415193][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.420173][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.424185][ T1] IR NEC protocol handler initialized [ 11.426648][ T1] IR RC5(x/sz) protocol handler initialized [ 11.429272][ T1] IR RC6 protocol handler initialized [ 11.433115][ T1] IR JVC protocol handler initialized [ 11.436427][ T1] IR Sony protocol handler initialized [ 11.438608][ T1] IR SANYO protocol handler initialized [ 11.441791][ T1] IR Sharp protocol handler initialized [ 11.443747][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.446293][ T1] IR XMP protocol handler initialized [ 11.449230][ T1] usbcore: registered new interface driver uvcvideo [ 11.451937][ T1] USB Video Class driver (1.1.1) [ 11.454316][ T1] gspca_main: v2.14.0 registered [ 11.475439][ T1] vivid-000: using single planar format API [ 11.494691][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.499056][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.503828][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.508701][ T1] vivid-000: V4L2 output device registered as video4 [ 11.513458][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.518307][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.523547][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.527482][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.531185][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.536011][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.539953][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.544039][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.548726][ T1] vivid-001: using multiplanar format API [ 11.565397][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.569379][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.573197][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.577243][ T1] vivid-001: V4L2 output device registered as video8 [ 11.580708][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.585935][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.592048][ T12] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.596431][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.599992][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.604850][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.609751][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.613670][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.618028][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.622129][ T1] vivid-002: using single planar format API [ 11.638713][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.642449][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.646237][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.649535][ T1] vivid-002: V4L2 output device registered as video12 [ 11.652572][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.656040][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.660881][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.664053][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.667909][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.671026][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.674717][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.678595][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.683985][ T1] vivid-003: using multiplanar format API [ 11.700087][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.704254][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.707958][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.712215][ T1] vivid-003: V4L2 output device registered as video16 [ 11.715087][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.721232][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.726555][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.729937][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.733419][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.736357][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.741589][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.745005][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.748771][ T1] vivid-004: using single planar format API [ 11.765015][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.770520][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.774329][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.777700][ T1] vivid-004: V4L2 output device registered as video20 [ 11.781175][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.785098][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.788998][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.792763][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.796316][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.799757][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.803771][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.807563][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.811761][ T1] vivid-005: using multiplanar format API [ 11.828970][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.832760][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.837168][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.842971][ T1] vivid-005: V4L2 output device registered as video24 [ 11.850749][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.861513][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.872015][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.880258][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.887904][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.896525][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.905247][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.913819][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.922569][ T1] vivid-006: using single planar format API [ 11.942365][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.951420][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.959362][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.968095][ T1] vivid-006: V4L2 output device registered as video28 [ 11.975663][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.986934][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.997609][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 12.005754][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 12.014272][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 12.022551][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 12.034110][ T12] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 12.045805][ T655] floppy0: no floppy controllers found [ 12.053605][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 12.062966][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 12.072895][ T1] vivid-007: using multiplanar format API [ 12.092862][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 12.101351][ T1] vivid-007: V4L2 capture device registered as video31 [ 12.111078][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 12.120785][ T1] vivid-007: V4L2 output device registered as video32 [ 12.128498][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 12.138834][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 12.149633][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 12.157367][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 12.164935][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 12.174458][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 12.182929][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 12.191883][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 12.200677][ T1] vivid-008: using single planar format API [ 12.221059][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 12.229664][ T1] vivid-008: V4L2 capture device registered as video35 [ 12.237603][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 12.245755][ T1] vivid-008: V4L2 output device registered as video36 [ 12.254187][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 12.264454][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 12.274825][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 12.282903][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 12.290967][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 12.299497][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 12.308182][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 12.318411][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 12.326902][ T1] vivid-009: using multiplanar format API [ 12.346126][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 12.354584][ T1] vivid-009: V4L2 capture device registered as video39 [ 12.363007][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 12.371492][ T1] vivid-009: V4L2 output device registered as video40 [ 12.379385][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 12.389511][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 12.400226][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 12.408727][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 12.416909][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 12.426861][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 12.436633][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 12.445170][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 12.453898][ T1] vivid-010: using single planar format API [ 12.473697][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 12.481864][ T1] vivid-010: V4L2 capture device registered as video43 [ 12.489939][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 12.498577][ T1] vivid-010: V4L2 output device registered as video44 [ 12.506324][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 12.516802][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 12.527253][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 12.535855][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 12.543843][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 12.552336][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 12.561213][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 12.569955][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 12.578884][ T1] vivid-011: using multiplanar format API [ 12.599536][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 12.608555][ T1] vivid-011: V4L2 capture device registered as video47 [ 12.616379][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 12.625154][ T1] vivid-011: V4L2 output device registered as video48 [ 12.633207][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 12.643555][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 12.653679][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 12.661712][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 12.670532][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 12.678630][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 12.687148][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 12.695584][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 12.704736][ T1] vivid-012: using single planar format API [ 12.724531][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 12.732742][ T1] vivid-012: V4L2 capture device registered as video51 [ 12.740437][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 12.748507][ T1] vivid-012: V4L2 output device registered as video52 [ 12.756142][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.766268][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.776665][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.784464][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.792468][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.800526][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.808862][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.817259][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.826518][ T1] vivid-013: using multiplanar format API [ 12.845735][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 12.854105][ T1] vivid-013: V4L2 capture device registered as video55 [ 12.862825][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 12.872012][ T1] vivid-013: V4L2 output device registered as video56 [ 12.879875][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 12.890984][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.901489][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.910671][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.919597][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 12.927960][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.936803][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.945898][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.955616][ T1] vivid-014: using single planar format API [ 12.974894][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.983444][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.991317][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 13.000025][ T1] vivid-014: V4L2 output device registered as video60 [ 13.007560][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 13.017914][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 13.028298][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 13.036246][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 13.044142][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 13.052340][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 13.061379][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 13.069635][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 13.078081][ T1] vivid-015: using multiplanar format API [ 13.097640][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 13.105621][ T1] vivid-015: V4L2 capture device registered as video63 [ 13.113963][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 13.122476][ T1] vivid-015: V4L2 output device registered as video64 [ 13.130497][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 13.140854][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 13.151011][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 13.158912][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 13.166934][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 13.175412][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 13.183968][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 13.192608][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 13.202906][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 13.214899][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 13.224804][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 13.234590][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 13.244887][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 13.251839][ T1] iTCO_vendor_support: vendor-support=0 [ 13.259977][ T1] device-mapper: uevent: version 1.0.3 [ 13.266959][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 13.278868][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 13.286573][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 13.294091][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 13.302343][ T1] device-mapper: raid: Loading target version 1.15.1 [ 13.310182][ T1] Bluetooth: HCI UART driver ver 2.3 [ 13.315830][ T1] Bluetooth: HCI UART protocol H4 registered [ 13.322324][ T1] Bluetooth: HCI UART protocol BCSP registered [ 13.329362][ T1] Bluetooth: HCI UART protocol LL registered [ 13.335684][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 13.343181][ T1] Bluetooth: HCI UART protocol QCA registered [ 13.349498][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 13.356398][ T1] Bluetooth: HCI UART protocol Marvell registered [ 13.363257][ T1] usbcore: registered new interface driver bfusb [ 13.370130][ T1] usbcore: registered new interface driver btusb [ 13.377529][ T1] CAPI 2.0 started up with major 68 (middleware) [ 13.384059][ T1] Modular ISDN core version 1.1.29 [ 13.390018][ T1] NET: Registered protocol family 34 [ 13.395490][ T1] DSP module 2.0 [ 13.399226][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 13.417899][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 13.424290][ T1] 0 virtual devices registered [ 13.429471][ T1] intel_pstate: CPU model not supported [ 13.439806][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 13.448865][ T1] usnic_verbs:usnic_uiom_init:563: [ 13.448869][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 13.465490][ T1] usnic_verbs:usnic_ib_init:667: [ 13.465496][ T1] Unable to initialize umem with err -1 [ 13.477956][ T1] iscsi: registered transport (iser) [ 13.484468][ T1] SoftiWARP attached [ 13.489073][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.501025][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.512454][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.533821][ T1] hid: raw HID events driver (C) Jiri Kosina [ 13.585466][ T1] usbcore: registered new interface driver usbhid [ 13.606129][ T1] usbhid: USB HID core driver [ 13.628613][ T1] ashmem: initialized [ 13.730265][ T1] usbcore: registered new interface driver snd-usb-audio [ 13.739510][ T1] drop_monitor: Initializing network drop monitor service [ 13.747730][ T1] NET: Registered protocol family 26 [ 13.753304][ T1] GACT probability on [ 13.757386][ T1] Mirror/redirect action on [ 13.762352][ T1] Simple TC action Loaded [ 13.769042][ T1] netem: version 1.3 [ 13.773450][ T1] u32 classifier [ 13.777309][ T1] Performance counters on [ 13.782113][ T1] input device check on [ 13.787105][ T1] Actions configured [ 13.794450][ T1] nf_conntrack_irc: failed to register helpers [ 13.801918][ T1] nf_conntrack_sane: failed to register helpers [ 13.847946][ T1] nf_conntrack_sip: failed to register helpers [ 13.858859][ T1] xt_time: kernel timezone is -0000 [ 13.864246][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 13.872004][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 13.881794][ T1] IPVS: ipvs loaded. [ 13.885754][ T1] IPVS: [rr] scheduler registered. [ 13.891129][ T1] IPVS: [wrr] scheduler registered. [ 13.896378][ T1] IPVS: [lc] scheduler registered. [ 13.901568][ T1] IPVS: [wlc] scheduler registered. [ 13.907110][ T1] IPVS: [fo] scheduler registered. [ 13.912638][ T1] IPVS: [ovf] scheduler registered. [ 13.918069][ T1] IPVS: [lblc] scheduler registered. [ 13.924024][ T1] IPVS: [lblcr] scheduler registered. [ 13.930265][ T1] IPVS: [dh] scheduler registered. [ 13.936152][ T1] IPVS: [sh] scheduler registered. [ 13.941268][ T1] IPVS: [mh] scheduler registered. [ 13.946575][ T1] IPVS: [sed] scheduler registered. [ 13.951984][ T1] IPVS: [nq] scheduler registered. [ 13.957444][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 13.963385][ T1] IPVS: [sip] pe registered. [ 13.968356][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 13.977085][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.983075][ T1] ip_gre: GRE over IPv4 tunneling driver [ 13.996655][ T1] IPv4 over IPsec tunneling driver [ 14.006337][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 14.014334][ T1] Initializing XFRM netlink socket [ 14.019643][ T1] IPsec XFRM device driver [ 14.025124][ T1] NET: Registered protocol family 10 [ 14.030813][ T1] [ 14.033139][ T1] ============================= [ 14.039071][ T1] WARNING: suspicious RCU usage [ 14.043973][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 14.050588][ T1] ----------------------------- [ 14.055609][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 14.063774][ T1] [ 14.063774][ T1] other info that might help us debug this: [ 14.063774][ T1] [ 14.074295][ T1] [ 14.074295][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.082639][ T1] 1 lock held by swapper/0/1: [ 14.087456][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 14.097966][ T1] [ 14.097966][ T1] stack backtrace: [ 14.104296][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 14.107925][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.107925][ T1] Call Trace: [ 14.107925][ T1] dump_stack+0x18f/0x20d [ 14.107925][ T1] ip6mr_get_table+0x153/0x180 [ 14.107925][ T1] ip6mr_new_table+0x1b/0x70 [ 14.107925][ T1] ip6mr_net_init+0x133/0x3f0 [ 14.107925][ T1] ? ip6mr_net_exit+0x100/0x100 [ 14.107925][ T1] ops_init+0xaf/0x420 [ 14.107925][ T1] register_pernet_operations+0x346/0x840 [ 14.107925][ T1] ? setup_net+0x860/0x860 [ 14.107925][ T1] ? down_write_killable+0x170/0x170 [ 14.107925][ T1] ? cpus_read_unlock+0xa4/0x140 [ 14.107925][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 14.107925][ T1] ? unix_diag_init+0x11/0x11 [ 14.107925][ T1] register_pernet_subsys+0x25/0x40 [ 14.107925][ T1] ip6_mr_init+0x49/0x152 [ 14.107925][ T1] inet6_init+0x1d7/0x6dc [ 14.107925][ T1] do_one_initcall+0x10a/0x7d0 [ 14.107925][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 14.107925][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 14.107925][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 14.107925][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 14.107925][ T1] kernel_init_freeable+0x501/0x5ae [ 14.107925][ T1] ? rest_init+0x365/0x365 [ 14.107925][ T1] kernel_init+0xd/0x1bb [ 14.107925][ T1] ret_from_fork+0x24/0x30 [ 14.261498][ T1] Segment Routing with IPv6 [ 14.266692][ T1] mip6: Mobile IPv6 [ 14.274521][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 14.286968][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 14.295889][ T1] NET: Registered protocol family 17 [ 14.301620][ T1] NET: Registered protocol family 15 [ 14.308067][ T1] Bridge firewalling registered [ 14.314943][ T1] NET: Registered protocol family 9 [ 14.320865][ T1] X25: Linux Version 0.2 [ 14.355014][ T1] NET: Registered protocol family 6 [ 14.392960][ T1] NET: Registered protocol family 11 [ 14.398594][ T1] NET: Registered protocol family 3 [ 14.403826][ T1] can: controller area network core (rev 20170425 abi 9) [ 14.411415][ T1] NET: Registered protocol family 29 [ 14.417110][ T1] can: raw protocol (rev 20170425) [ 14.422555][ T1] can: broadcast manager protocol (rev 20170425 t) [ 14.429350][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 14.438830][ T1] can: SAE J1939 [ 14.443182][ T1] Bluetooth: RFCOMM TTY layer initialized [ 14.449459][ T1] Bluetooth: RFCOMM socket layer initialized [ 14.455997][ T1] Bluetooth: RFCOMM ver 1.11 [ 14.460937][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 14.467169][ T1] Bluetooth: BNEP filters: protocol multicast [ 14.473521][ T1] Bluetooth: BNEP socket layer initialized [ 14.479392][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 14.485485][ T1] Bluetooth: CMTP socket layer initialized [ 14.491399][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 14.498625][ T1] Bluetooth: HIDP socket layer initialized [ 14.505215][ T1] RPC: Registered rdma transport module. [ 14.511385][ T1] RPC: Registered rdma backchannel transport module. [ 14.522044][ T1] NET: Registered protocol family 33 [ 14.527556][ T1] Key type rxrpc registered [ 14.532283][ T1] Key type rxrpc_s registered [ 14.538218][ T1] NET: Registered protocol family 41 [ 14.545437][ T1] lec:lane_module_init: lec.c: initialized [ 14.551566][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 14.557660][ T1] l2tp_core: L2TP core driver, V2.0 [ 14.563444][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 14.569154][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 14.575798][ T1] l2tp_netlink: L2TP netlink interface [ 14.581515][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 14.588498][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 14.596454][ T1] NET: Registered protocol family 35 [ 14.602139][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 14.619475][ T1] DCCP: Activated CCID 2 (TCP-like) [ 14.625223][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 14.634488][ T1] sctp: Hash tables configured (bind 32/56) [ 14.642564][ T1] NET: Registered protocol family 21 [ 14.648957][ T1] Registered RDS/infiniband transport [ 14.655233][ T1] Registered RDS/tcp transport [ 14.660404][ T1] tipc: Activated (version 2.0.0) [ 14.666122][ T1] NET: Registered protocol family 30 [ 14.672715][ T1] tipc: Started in single node mode [ 14.678862][ T1] NET: Registered protocol family 43 [ 14.685320][ T1] 9pnet: Installing 9P2000 support [ 14.691583][ T1] NET: Registered protocol family 37 [ 14.701099][ T1] NET: Registered protocol family 36 [ 14.707401][ T1] Key type dns_resolver registered [ 14.712564][ T1] Key type ceph registered [ 14.718273][ T1] libceph: loaded (mon/osd proto 15/24) [ 14.727227][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 14.736622][ T1] openvswitch: Open vSwitch switching datapath [ 14.747014][ T1] NET: Registered protocol family 40 [ 14.753458][ T1] mpls_gso: MPLS GSO support [ 14.764670][ T1] IPI shorthand broadcast: enabled [ 14.770238][ T1] AVX2 version of gcm_enc/dec engaged. [ 14.775907][ T1] AES CTR mode by8 optimization enabled [ 14.788677][ T1] sched_clock: Marking stable (14772612303, 16022392)->(14799851266, -11216571) [ 14.799287][ T1] registered taskstats version 1 [ 14.804688][ T1] Loading compiled-in X.509 certificates [ 14.815682][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 14.830323][ T1] zswap: loaded using pool lzo/zbud [ 14.837901][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 14.847844][ T1] Key type ._fscrypt registered [ 14.852862][ T1] Key type .fscrypt registered [ 14.858183][ T1] Key type fscrypt-provisioning registered [ 14.866669][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 14.873721][ T1] FS-Cache: Netfs 'afs' registered for caching [ 14.890841][ T1] Btrfs loaded, crc32c=crc32c-intel [ 14.902412][ T1] Key type big_key registered [ 14.909841][ T1] Key type encrypted registered [ 14.915524][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 14.923092][ T1] ima: No TPM chip found, activating TPM-bypass! [ 14.930071][ T1] ima: Allocated hash algorithm: sha256 [ 14.935986][ T1] ima: No architecture policies found [ 14.941731][ T1] evm: Initialising EVM extended attributes: [ 14.947869][ T1] evm: security.selinux [ 14.953344][ T1] evm: security.SMACK64 [ 14.958224][ T1] evm: security.SMACK64EXEC [ 14.962725][ T1] evm: security.SMACK64TRANSMUTE [ 14.967969][ T1] evm: security.SMACK64MMAP [ 14.972522][ T1] evm: security.apparmor [ 14.976874][ T1] evm: security.ima [ 14.980973][ T1] evm: security.capability [ 14.985515][ T1] evm: HMAC attrs: 0x1 [ 14.991220][ T1] PM: Magic number: 0:472:484 [ 14.997399][ T1] usb usb18-port5: hash matches [ 15.002794][ T1] usb usb17-port6: hash matches [ 15.008036][ T1] ieee802154fakelb ieee802154fakelb: hash matches [ 15.016356][ T1] printk: console [netcon0] enabled [ 15.021930][ T1] netconsole: network logging started [ 15.030896][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 15.039809][ T1] rdma_rxe: loaded [ 15.044232][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 15.055868][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 15.064436][ T2510] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 15.074441][ T1] ALSA device list: [ 15.078300][ T1] #0: Dummy 1 [ 15.081780][ T1] #1: Loopback 1 [ 15.085583][ T1] #2: Virtual MIDI Card 1 [ 15.090470][ T2510] cfg80211: failed to load regulatory.db [ 15.100366][ T1] md: Waiting for all devices to be available before autodetect [ 15.108680][ T1] md: If you don't use raid, use raid=noautodetect [ 15.120438][ T1] md: Autodetecting RAID arrays. [ 15.125638][ T1] md: autorun ... [ 15.129836][ T1] md: ... autorun DONE. [ 15.187908][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 15.196931][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 15.223370][ T1] devtmpfs: mounted [ 15.236811][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 15.243788][ T1] Kernel memory protection disabled. [ 15.296853][ T1] Run /sbin/init as init process [ 15.971324][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.992294][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.000861][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.064333][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 16.087775][ T1] systemd[1]: Detected virtualization kvm. [ 16.094113][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 16.138748][ T1] systemd[1]: Set hostname to . [ 16.485596][ T3885] systemd-cryptse (3885) used greatest stack depth: 25136 bytes left [ 16.535825][ T3892] selinux-autorel (3892) used greatest stack depth: 24848 bytes left [ 16.563948][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.582014][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.600504][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.622773][ T3889] systemd-fstab-g (3889) used greatest stack depth: 23880 bytes left [ 16.634744][ T3887] systemd-sysv-ge (3887) used greatest stack depth: 23720 bytes left [ 16.708071][ T3883] systemd[3883]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 17.067819][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 17.108420][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 17.147704][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 17.186687][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 17.228334][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Paths. [ OK ] Listening on udev Kernel Socket. [ OK ] Reached target Swap. [ 17.401609][ T1] [ 17.405503][ T1] ============================= [ 17.411114][ T1] WARNING: suspicious RCU usage [ 17.416352][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 17.422900][ T1] ----------------------------- [ 17.427779][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 17.437076][ T1] [ 17.437076][ T1] other info that might help us debug this: [ 17.437076][ T1] [ 17.447333][ T1] [ 17.447333][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 17.455510][ T1] 2 locks held by systemd/1: [ 17.460163][ T1] #0: ffff888098abe450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 17.469353][ T1] #1: ffff8880978b0350 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 17.479405][ T1] [ 17.479405][ T1] stack backtrace: [ 17.485931][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 17.495170][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.505525][ T1] Call Trace: [ 17.508866][ T1] dump_stack+0x18f/0x20d [ 17.513229][ T1] evm_protected_xattr+0x1c2/0x210 [ 17.518337][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 17.523952][ T1] evm_inode_setxattr+0xc4/0xf0 [ 17.529389][ T1] security_inode_setxattr+0x18f/0x200 [ 17.534941][ T1] vfs_setxattr+0xa7/0xf0 [ 17.539522][ T1] setxattr+0x23d/0x330 [ 17.543798][ T1] ? vfs_setxattr+0xf0/0xf0 [ 17.548422][ T1] ? lock_acquire+0x1f4/0x940 [ 17.553130][ T1] ? mnt_want_write+0x3a/0xb0 [ 17.557809][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 17.563307][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 17.568656][ T1] ? preempt_count_add+0x74/0x140 [ 17.573817][ T1] ? preempt_count_add+0x74/0x140 [ 17.578947][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 17.584163][ T1] path_setxattr+0x170/0x190 [ 17.588843][ T1] ? setxattr+0x330/0x330 [ 17.593370][ T1] ? task_work_run+0x160/0x1b0 [ 17.598147][ T1] __x64_sys_setxattr+0xc0/0x160 [ 17.603340][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 17.608685][ T1] do_syscall_64+0xf6/0x7d0 [ 17.613184][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 17.619249][ T1] RIP: 0033:0x7f689ea7c67a [ 17.623746][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 17.644169][ T1] RSP: 002b:00007fff90a1a5e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 17.652858][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f689ea7c67a [ 17.660865][ T1] RDX: 00007fff90a1a660 RSI: 000055edec756f9b RDI: 000055edee172590 [ 17.669044][ T1] RBP: 000055edec756f9b R08: 0000000000000000 R09: 0000000000000030 [ 17.677911][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fff90a1a660 [ 17.686024][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055edee163280 [ OK ] Created slice System Slice. Mounting /sys/kernel/debug... Mounting Huge Pages File System... Mounting /sys/kernel/config... [ OK ] Created slice system-getty.slice. [ OK ] Listening on Journal Socket. Starting Create Static Device Nodes in /dev... [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Reached target Slices. [ 18.097112][ T3901] systemd-tmpfile (3901) used greatest stack depth: 23048 bytes left [ OK ] Reached target Encrypted Volumes. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... Starting Load Kernel Modules... [ OK ] Listening on Syslog Socket. Starting Journal Service... [ OK ] Reached target Sockets. Starting Remount Root and Kernel File Systems... Mounting POSIX Message Queue File System... [ 18.666184][ T3911] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. Starting Load/Save Random Seed... Starting udev Coldplug all Devices... Starting Apply Kernel Variables... Mounting FUSE Control File System... [ OK ] Reached target Local File Systems (Pre). Starting udev Kernel Device Manager... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 20.788936][ T3908] systemd-journald[3908]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 21.309662][ T3958] [ 21.312165][ T3958] ============================= Starting Update UTMP about Syste[ 21.325246][ T3958] WARNING: suspicious RCU usage m Boot/Shutdown... [ 21.343938][ T3958] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 21.376109][ T3958] ----------------------------- [ 21.380993][ T3958] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 21.411259][ T1] [ 21.413762][ T1] ============================= [ 21.419551][ T3958] [ 21.419551][ T3958] other info that might help us debug this: [ 21.419551][ T3958] [ 21.436112][ T1] WARNING: suspicious RCU usage [ 21.440987][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 21.456191][ T3958] [ 21.456191][ T3958] rcu_scheduler_active = 2, debug_locks = 1 [ 21.464286][ T3958] 1 lock held by ip/3958: [ 21.476138][ T1] ----------------------------- [ 21.481043][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 21.486107][ T3958] #0: ffffffff8a5b2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 21.492236][ T1] [ 21.492236][ T1] other info that might help us debug this: [ 21.492236][ T1] [ 21.509888][ T1] [ 21.509888][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 21.516194][ T3958] [ 21.516194][ T3958] stack backtrace: [ 21.518998][ T1] 4 locks held by systemd/1: [ 21.523870][ T3958] CPU: 0 PID: 3958 Comm: ip Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 21.529283][ T1] #0: ffff888098684450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 21.537160][ T3958] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.537166][ T3958] Call Trace: [ 21.537184][ T3958] dump_stack+0x18f/0x20d [ 21.537202][ T3958] bpq_device_event+0x609/0x75a [ 21.537221][ T3958] notifier_call_chain+0xc0/0x230 [ 21.537251][ T3958] call_netdevice_notifiers_info+0xb5/0x130 [ 21.548509][ T1] #1: ffff8880a6bee888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 21.556123][ T3958] __dev_notify_flags+0x121/0x2c0 [ 21.556138][ T3958] ? dev_change_name+0x700/0x700 [ 21.556155][ T3958] ? dev_set_allmulti+0x30/0x30 [ 21.556168][ T3958] ? print_usage_bug+0x240/0x240 [ 21.556189][ T3958] dev_change_flags+0x100/0x160 [ 21.556208][ T3958] do_setlink+0xa1c/0x35d0 [ 21.561861][ T1] #2: ffff8880a8f4fb28 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 21.563810][ T3958] ? mark_lock+0x129/0x1390 [ 21.569526][ T1] #3: ffffffff89e5e308 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 21.573686][ T3958] ? rtnl_getlink+0xab0/0xab0 [ 21.580443][ T1] [ 21.580443][ T1] stack backtrace: [ 21.588898][ T3958] ? print_usage_bug+0x240/0x240 [ 21.588910][ T3958] ? mark_lock+0x129/0x1390 [ 21.588924][ T3958] ? mark_lock+0x129/0x1390 [ 21.588943][ T3958] ? __lock_acquire+0xca1/0x3f20 [ 21.588967][ T3958] ? memset+0x20/0x40 [ 21.588984][ T3958] ? __nla_validate_parse+0x2af/0x1cc0 [ 21.589002][ T3958] ? mark_held_locks+0xe0/0xe0 [ 21.685684][ T3958] ? deref_stack_reg+0xaa/0xe0 [ 21.690467][ T3958] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.697053][ T3958] ? nla_memcpy+0xa0/0xa0 [ 21.701403][ T3958] ? mark_held_locks+0xe0/0xe0 [ 21.706167][ T3958] ? deref_stack_reg+0xaa/0xe0 [ 21.710949][ T3958] __rtnl_newlink+0xad0/0x1590 [ 21.715711][ T3958] ? rtnl_link_unregister+0x240/0x240 [ 21.721092][ T3958] ? is_bpf_text_address+0xcb/0x160 [ 21.726294][ T3958] ? kernel_text_address+0x6e/0xe0 [ 21.731391][ T3958] ? __kernel_text_address+0x9/0x30 [ 21.736587][ T3958] ? unwind_get_return_address+0x5a/0xa0 [ 21.742225][ T3958] ? profile_setup.cold+0xc1/0xc1 [ 21.747250][ T3958] ? arch_stack_walk+0x97/0xf0 [ 21.752008][ T3958] ? stack_trace_save+0x8c/0xc0 [ 21.756866][ T3958] ? stack_trace_consume_entry+0x160/0x160 [ 21.762722][ T3958] ? rtnl_newlink+0x46/0xa0 [ 21.767230][ T3958] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.772773][ T3958] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.778746][ T3958] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.784560][ T3958] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.790118][ T3958] rtnl_newlink+0x64/0xa0 [ 21.794436][ T3958] ? __rtnl_newlink+0x1590/0x1590 [ 21.799457][ T3958] rtnetlink_rcv_msg+0x44e/0xad0 [ 21.804404][ T3958] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.809691][ T3958] ? lock_acquire+0x1f4/0x940 [ 21.814375][ T3958] ? netlink_deliver_tap+0x146/0xcc0 [ 21.819666][ T3958] netlink_rcv_skb+0x15a/0x430 [ 21.825132][ T3958] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.830415][ T3958] ? netlink_ack+0xa60/0xa60 [ 21.834993][ T3958] ? netlink_deliver_tap+0x236/0xcc0 [ 21.840285][ T3958] netlink_unicast+0x537/0x740 [ 21.845060][ T3958] ? netlink_attachskb+0x810/0x810 [ 21.850170][ T3958] ? _copy_from_iter_full+0x25c/0x870 [ 21.855527][ T3958] ? __phys_addr_symbol+0x2c/0x70 [ 21.860572][ T3958] ? __check_object_size+0x171/0x437 [ 21.866298][ T3958] netlink_sendmsg+0x882/0xe10 [ 21.871049][ T3958] ? aa_af_perm+0x260/0x260 [ 21.875533][ T3958] ? netlink_unicast+0x740/0x740 [ 21.880476][ T3958] ? netlink_unicast+0x740/0x740 [ 21.885421][ T3958] sock_sendmsg+0xcf/0x120 [ 21.889834][ T3958] ____sys_sendmsg+0x6bf/0x7e0 [ 21.894583][ T3958] ? mark_held_locks+0xe0/0xe0 [ 21.899342][ T3958] ? kernel_sendmsg+0x50/0x50 [ 21.904113][ T3958] ? find_held_lock+0x2d/0x110 [ 21.908876][ T3958] ? mark_lock+0x129/0x1390 [ 21.913371][ T3958] ___sys_sendmsg+0x100/0x170 [ 21.918043][ T3958] ? sendmsg_copy_msghdr+0x70/0x70 [ 21.923161][ T3958] ? migration_entry_to_page+0x310/0x310 [ 21.928812][ T3958] ? do_raw_spin_unlock+0x171/0x260 [ 21.934003][ T3958] ? find_held_lock+0x2d/0x110 [ 21.938779][ T3958] ? do_page_fault+0x59e/0x13da [ 21.943636][ T3958] ? vm_insert_pages+0x6a0/0x6a0 [ 21.948573][ T3958] ? lock_downgrade+0x840/0x840 [ 21.953410][ T3958] ? __fget_light+0x1ab/0x270 [ 21.958085][ T3958] __sys_sendmsg+0xec/0x1b0 [ 21.962589][ T3958] ? __sys_sendmsg_sock+0xb0/0xb0 [ 21.967610][ T3958] ? down_read_nested+0x430/0x430 [ 21.972625][ T3958] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.978347][ T3958] ? do_syscall_64+0x21/0x7d0 [ 21.983056][ T3958] do_syscall_64+0xf6/0x7d0 [ 21.987588][ T3958] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.993474][ T3958] RIP: 0033:0x7fb083207dc7 [ 21.997884][ T3958] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 22.017490][ T3958] RSP: 002b:00007fffeeb40488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 22.025910][ T3958] RAX: ffffffffffffffda RBX: 000000005ea9811f RCX: 00007fb083207dc7 [ 22.033877][ T3958] RDX: 0000000000000000 RSI: 00007fffeeb404d0 RDI: 0000000000000003 [ 22.041868][ T3958] RBP: 00007fffeeb404d0 R08: 0000000000001000 R09: fefefeff77686d74 [ 22.049842][ T3958] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fffeeb40510 [ 22.057901][ T3958] R13: 00005625e018b3c0 R14: 00007fffeeb48590 R15: 0000000000000000 [ 22.066122][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 22.075092][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.085154][ T1] Call Trace: [ 22.088454][ T1] dump_stack+0x18f/0x20d [ 22.092814][ T1] match_exception_partial+0x2ee/0x340 [ 22.098300][ T1] verify_new_ex+0x176/0x3a0 [ 22.103093][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 22.108573][ T1] ? lock_acquire+0x1f4/0x940 [ 22.113348][ T1] ? kernfs_fop_write+0x1db/0x490 [ 22.118390][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 22.123610][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 22.128386][ T1] ? lock_downgrade+0x840/0x840 [ 22.133253][ T1] cgroup_file_write+0x20d/0x710 [ 22.138290][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 22.143504][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 22.148800][ T1] ? __might_fault+0x190/0x1d0 [ 22.153588][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 22.158885][ T1] kernfs_fop_write+0x268/0x490 [ 22.163760][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 22.168701][ T1] __vfs_write+0x76/0x100 [ 22.173344][ T1] vfs_write+0x268/0x5d0 [ 22.177599][ T1] ksys_write+0x12d/0x250 [ 22.181950][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 22.186717][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 22.192692][ T1] do_syscall_64+0xf6/0x7d0 [ 22.197275][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 22.203473][ T1] RIP: 0033:0x7f689ea70970 [ 22.208005][ 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 [ 22.228145][ T1] RSP: 002b:00007fff90a1a1a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 22.236558][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f689ea70970 [ 22.244695][ T1] RDX: 000000000000000a RSI: 000055edee16e5c0 RDI: 0000000000000026 [ 22.252645][ T1] RBP: 000055edee16e5c0 R08: 000055edee1c5f10 R09: 00007f68a04a6500 [ 22.260757][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 22.268730][ T1] R13: 0000000000000001 R14: 000055edee1c5e30 R15: 000000000000000a Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. [ 24.486993][ C0] random: crng init done [ 24.491286][ C0] random: 7 urandom warning(s) missed due to ratelimiting 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 (23s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [*** ] (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 apt download activities. [ OK ] Reached target Basic System. Starting getty on tty2-tty6 if dbus and logind are not available... Starting OpenBSD Secure Shell server... [ OK ] Started Regular background program processing daemon. Starting Permit User Sessions... Starting System Logging Service... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ 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. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ 50.328800][ T6775] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 50.340536][ T6775] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 50.348948][ T6775] CPU: 0 PID: 6775 Comm: sshd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 50.357872][ T6775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.367950][ T6775] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 50.374019][ T6775] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 50.393653][ T6775] RSP: 0018:ffffc90005117450 EFLAGS: 00010206 [ 50.399725][ T6775] RAX: dffffc0000000000 RBX: ffff888098878000 RCX: ffffffff83638a8a [ 50.407698][ T6775] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 50.415672][ T6775] RBP: 1ffff92000a22e8b R08: ffff8880a68d2180 R09: fffffbfff151941a [ 50.423643][ T6775] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff8880a39f8fea [ 50.431616][ T6775] R13: ffff8880a39f8000 R14: 0000000000001a77 R15: 0000000000000000 [ 50.439592][ T6775] FS: 00007f73e12fc8c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 50.448522][ T6775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.455105][ T6775] CR2: 000055f1045898f5 CR3: 00000000a806c000 CR4: 00000000001406f0 [ 50.463075][ T6775] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.471053][ T6775] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.479021][ T6775] Call Trace: [ 50.482311][ T6775] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 50.487689][ T6775] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 50.493496][ T6775] ? __kmalloc+0x62f/0x7a0 [ 50.497915][ T6775] ? tomoyo_realpath_from_path+0xc2/0x620 [ 50.503640][ T6775] ? lock_release+0x800/0x800 [ 50.508322][ T6775] ? __lock_acquire+0x2018/0x3f20 [ 50.513348][ T6775] tomoyo_realpath_from_path+0x393/0x620 [ 50.519003][ T6775] tomoyo_path_number_perm+0x1c2/0x4d0 [ 50.524461][ T6775] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 50.530092][ T6775] ? tomoyo_execute_permission+0x470/0x470 [ 50.535902][ T6775] ? d_alloc_parallel+0x785/0x1b10 [ 50.541016][ T6775] ? d_alloc_parallel+0x9ea/0x1b10 [ 50.546130][ T6775] ? rcu_read_lock_held_common+0x130/0x130 [ 50.552199][ T6775] ? print_usage_bug+0x240/0x240 [ 50.557137][ T6775] tomoyo_path_mknod+0x10d/0x190 [ 50.562068][ T6775] ? tomoyo_path_chown+0x1b0/0x1b0 [ 50.567212][ T6775] ? mark_held_locks+0x9f/0xe0 [ 50.571985][ T6775] ? d_lookup+0xec/0x250 [ 50.576260][ T6775] security_path_mknod+0x116/0x180 [ 50.581368][ T6775] lookup_open+0x5ae/0x1320 [ 50.585897][ T6775] ? page_put_link+0x210/0x210 [ 50.590676][ T6775] ? preempt_count_add+0x74/0x140 [ 50.595702][ T6775] ? __mnt_want_write+0x1da/0x2c0 [ 50.600730][ T6775] path_openat+0x93c/0x27f0 [ 50.605241][ T6775] ? path_lookupat.isra.0+0x530/0x530 [ 50.610608][ T6775] ? up_read+0x1a8/0x750 [ 50.614853][ T6775] ? mark_held_locks+0xe0/0xe0 [ 50.619628][ T6775] ? down_read_nested+0x430/0x430 [ 50.624672][ T6775] do_filp_open+0x192/0x260 [ 50.629209][ T6775] ? may_open_dev+0xf0/0xf0 [ 50.633724][ T6775] ? simple_attr_release+0x40/0x40 [ 50.638842][ T6775] ? _raw_spin_unlock+0x24/0x40 [ 50.643692][ T6775] ? __alloc_fd+0x46d/0x600 [ 50.648197][ T6775] do_sys_openat2+0x585/0x7d0 [ 50.652963][ T6775] ? file_open_root+0x400/0x400 [ 50.657815][ T6775] ? up_read+0x1a8/0x750 [ 50.662060][ T6775] do_sys_open+0xc3/0x140 [ 50.666389][ T6775] ? filp_open+0x70/0x70 [ 50.670681][ T6775] ? handle_mm_fault+0x29e/0x660 [ 50.675620][ T6775] ? trace_hardirqs_off_caller+0x55/0x230 [ 50.681354][ T6775] do_syscall_64+0xf6/0x7d0 [ 50.685859][ T6775] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 50.691753][ T6775] RIP: 0033:0x7f73df4656f0 [ 50.696167][ T6775] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 50.715767][ T6775] RSP: 002b:00007ffd0de66288 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 50.724177][ T6775] RAX: ffffffffffffffda RBX: 000055f105f22200 RCX: 00007f73df4656f0 [ 50.732184][ T6775] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055f1045898f5 [ 50.740152][ T6775] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 50.748123][ T6775] R10: 0000000000000240 R11: 0000000000000246 R12: 000055f10455a51e [ 50.756096][ T6775] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 50.764069][ T6775] Modules linked in: [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ 50.960750][ T6775] ---[ end trace 35baec7c35e3bab5 ]--- [ 50.966597][ T6775] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.076771][ T6775] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 51.159366][ T6775] RSP: 0018:ffffc90005117450 EFLAGS: 00010206 [ 51.166119][ T6775] RAX: dffffc0000000000 RBX: ffff888098878000 RCX: ffffffff83638a8a [ 51.189549][ T6775] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 51.220757][ T6775] RBP: 1ffff92000a22e8b R08: ffff8880a68d2180 R09: fffffbfff151941a [ 51.231448][ T6775] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff8880a39f8fea [ 51.239438][ T6775] R13: ffff8880a39f8000 R14: 0000000000001a77 R15: 0000000000000000 [ 51.300904][ T6775] FS: 00007f73e12fc8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 51.325483][ T6775] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.385731][ T6775] CR2: 00007f9d705ed1e8 CR3: 00000000a806c000 CR4: 00000000001406e0 [ OK ] Started Update UTMP about System Runlevel Changes. [ 51.435035][ T6775] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.443322][ T6775] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.499436][ T6775] Kernel panic - not syncing: Fatal exception [ 51.506707][ T6775] Kernel Offset: disabled [ 51.511027][ T6775] Rebooting in 86400 seconds..