[ 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 [ 0.000006][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000006][ T0] kvm-clock: using sched offset of 5034969438 cycles [ 0.002652][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.008695][ T0] tsc: Detected 2300.000 MHz processor [ 0.011837][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.012931][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.014962][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.022650][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.024697][ T0] check: Scanning 1 areas for low memory corruption [ 0.026660][ T0] Using GB pages for direct mapping [ 0.030474][ T0] ACPI: Early table checksum verification disabled [ 0.031764][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.033863][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.035492][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.038459][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.040595][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.041754][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.043271][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.045452][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.047460][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.049682][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.052514][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.053663][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.054827][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.056285][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.058314][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.061357][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.064637][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.067425][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.069089][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.070919][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.073614][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.131294][ T0] Zone ranges: [ 0.132662][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.134171][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.136199][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.137762][ T0] Device empty [ 0.138685][ T0] Movable zone start for each node [ 0.140059][ T0] Early memory node ranges [ 0.141423][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.144500][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.146199][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.147766][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.149411][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.149418][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.182537][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.643220][ T0] kasan: KernelAddressSanitizer initialized [ 0.645045][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.646678][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.649078][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.651034][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.652485][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.655114][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.658416][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.660733][ T0] Using ACPI (MADT) for SMP configuration information [ 0.661906][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.663961][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.666071][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.668134][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.670489][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.672164][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.673862][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.676321][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.679077][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.680899][ T0] Booting paravirtualized kernel on KVM [ 0.682442][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.738697][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.742151][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.744769][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.746058][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.748696][ T0] Policy zone: Normal [ 0.749603][ 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 [ 0.767536][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.683203][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17323K rwdata, 21704K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.693094][ T0] Running RCU self tests [ 1.693912][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.695482][ T0] rcu: RCU lockdep checking is enabled. [ 1.697163][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.699692][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.701542][ T0] Trampoline variant of Tasks RCU enabled. [ 1.702946][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.704756][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.714892][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.720017][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.724379][ T0] Console: colour VGA+ 80x25 [ 1.727764][ T0] printk: console [ttyS0] enabled [ 1.727764][ T0] printk: console [ttyS0] enabled [ 1.730189][ T0] printk: bootconsole [earlyser0] disabled [ 1.730189][ T0] printk: bootconsole [earlyser0] disabled [ 1.733976][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.735789][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.736567][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.737841][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.739013][ T0] ... CLASSHASH_SIZE: 4096 [ 1.740541][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.741463][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.743077][ T0] ... CHAINHASH_SIZE: 32768 [ 1.744603][ T0] memory used by lock dependency info: 6301 kB [ 1.746012][ T0] memory used for stack traces: 4224 kB [ 1.746902][ T0] per task-struct memory footprint: 1920 bytes [ 1.752727][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.756295][ T0] ACPI: Core revision 20200326 [ 1.760171][ T0] APIC: Switch to symmetric I/O mode setup [ 1.761860][ T0] x2apic enabled [ 1.763913][ T0] Switched APIC routing to physical x2apic. [ 1.768581][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.770112][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.773026][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.775639][ T0] pid_max: default: 32768 minimum: 301 [ 1.778307][ T0] LSM: Security Framework initializing [ 1.779813][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.783186][ T0] Yama: becoming mindful. [ 1.784733][ T0] TOMOYO Linux initialized [ 1.787478][ T0] AppArmor: AppArmor initialized [ 1.796871][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.803054][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.806212][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.808290][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.814448][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.815711][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.817287][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.819547][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.819584][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.823072][ T0] MDS: Mitigation: Clear CPU buffers [ 1.825042][ T0] Freeing SMP alternatives memory: 96K [ 1.948715][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.952990][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.953014][ T1] rcu: Hierarchical SRCU implementation. [ 1.953014][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.954346][ T1] smp: Bringing up secondary CPUs ... [ 1.960623][ T1] x86: Booting SMP configuration: [ 1.962147][ T1] .... node #0, CPUs: #1 [ 0.053162][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.965946][ 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. [ 1.967095][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.968030][ T1] smpboot: Max logical packages: 1 [ 1.969341][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.975127][ T1] devtmpfs: initialized [ 1.975164][ T1] x86/mm: Memory block size: 128MB [ 2.014302][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 2.016234][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.016234][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.023672][ T1] xor: automatically using best checksumming function avx [ 2.026431][ T1] PM: RTC time: 02:05:51, date: 2020-04-30 [ 2.027708][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.027713][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.031973][ T1] NET: Registered protocol family 16 [ 2.038443][ T1] audit: initializing netlink subsys (disabled) [ 2.040696][ T27] audit: type=2000 audit(1588212351.137:1): state=initialized audit_enabled=0 res=1 [ 2.045883][ T1] cpuidle: using governor menu [ 2.049458][ T1] ACPI: bus type PCI registered [ 2.054048][ T1] dca service started, version 1.12.1 [ 2.055345][ T1] PCI: Using configuration type 1 for base access [ 2.164670][ T259] kworker/u4:3 (259) used greatest stack depth: 27336 bytes left [ 2.189177][ T257] kworker/u4:3 (257) used greatest stack depth: 25904 bytes left [ 2.597176][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.600523][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.602912][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.624596][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.820157][ T1] raid6: avx2x4 gen() 9597 MB/s [ 2.993095][ T1] raid6: avx2x4 xor() 5891 MB/s [ 3.163044][ T1] raid6: avx2x2 gen() 7162 MB/s [ 3.333037][ T1] raid6: avx2x2 xor() 3553 MB/s [ 3.503039][ T1] raid6: avx2x1 gen() 4769 MB/s [ 3.673043][ T1] raid6: avx2x1 xor() 1898 MB/s [ 3.843277][ T1] raid6: sse2x4 gen() 5768 MB/s [ 4.013041][ T1] raid6: sse2x4 xor() 3172 MB/s [ 4.183050][ T1] raid6: sse2x2 gen() 3608 MB/s [ 4.353038][ T1] raid6: sse2x2 xor() 1816 MB/s [ 4.523039][ T1] raid6: sse2x1 gen() 2516 MB/s [ 4.693037][ T1] raid6: sse2x1 xor() 958 MB/s [ 4.694901][ T1] raid6: using algorithm avx2x4 gen() 9597 MB/s [ 4.696418][ T1] raid6: .... xor() 5891 MB/s, rmw enabled [ 4.697555][ T1] raid6: using avx2x2 recovery algorithm [ 4.700148][ T1] ACPI: Added _OSI(Module Device) [ 4.701523][ T1] ACPI: Added _OSI(Processor Device) [ 4.702801][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.703045][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.704843][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.707151][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.708416][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.765816][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.820942][ T1] ACPI: Interpreter enabled [ 4.822444][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.823154][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.824583][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.828772][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.933002][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.934470][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.937132][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.947137][ T1] PCI host bridge to bus 0000:00 [ 4.948277][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.950254][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.953074][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.954759][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.957004][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.959033][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.960921][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.970027][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.995352][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.016832][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.023665][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.033068][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.039462][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.063722][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.072682][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.079344][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.104710][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.113070][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.119039][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.156996][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.162432][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.166585][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.171975][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.175580][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.187060][ T1] iommu: Default domain type: Translated [ 5.189236][ T1] vgaarb: loaded [ 5.194908][ T1] SCSI subsystem initialized [ 5.197775][ T1] ACPI: bus type USB registered [ 5.199406][ T1] usbcore: registered new interface driver usbfs [ 5.200739][ T1] usbcore: registered new interface driver hub [ 5.202341][ T1] usbcore: registered new device driver usb [ 5.204423][ T1] mc: Linux media interface: v0.10 [ 5.205521][ T1] videodev: Linux video capture interface: v2.00 [ 5.207602][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.208756][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.210972][ T1] PTP clock support registered [ 5.215250][ T1] EDAC MC: Ver: 3.0.0 [ 5.215957][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.215957][ T1] PCI: Using ACPI for IRQ routing [ 5.223545][ T1] Bluetooth: Core ver 2.22 [ 5.227728][ T1] NET: Registered protocol family 31 [ 5.227728][ T1] Bluetooth: HCI device and connection manager initialized [ 5.229524][ T1] Bluetooth: HCI socket layer initialized [ 5.229524][ T1] Bluetooth: L2CAP socket layer initialized [ 5.229524][ T1] Bluetooth: SCO socket layer initialized [ 5.230000][ T1] NET: Registered protocol family 8 [ 5.230979][ T1] NET: Registered protocol family 20 [ 5.233145][ T1] NetLabel: Initializing [ 5.234347][ T1] NetLabel: domain hash size = 128 [ 5.235615][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.244927][ T1] NetLabel: unlabeled traffic allowed by default [ 5.246510][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.246510][ T1] NET: Registered protocol family 39 [ 5.255989][ T1] clocksource: Switched to clocksource kvm-clock [ 7.979727][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.980770][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.982649][ T1] FS-Cache: Loaded [ 7.984703][ T1] CacheFiles: Loaded [ 7.985789][ T1] TOMOYO: 2.6.0 [ 7.986328][ T1] Mandatory Access Control activated. [ 7.989007][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.990401][ T1] pnp: PnP ACPI init [ 8.005105][ T1] pnp: PnP ACPI: found 7 devices [ 8.060521][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.062428][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.066927][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.068332][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.070666][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.073793][ T1] NET: Registered protocol family 2 [ 8.077788][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.079974][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.087682][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.092504][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.097095][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.099670][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.102190][ T1] [ 8.102772][ T1] ============================= [ 8.103962][ T1] WARNING: suspicious RCU usage [ 8.104952][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 8.106378][ T1] ----------------------------- [ 8.107246][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.108650][ T1] [ 8.108650][ T1] other info that might help us debug this: [ 8.108650][ T1] [ 8.110197][ T1] [ 8.110197][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.111404][ T1] 1 lock held by swapper/0/1: [ 8.112117][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.113738][ T1] [ 8.113738][ T1] stack backtrace: [ 8.114966][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 8.116465][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.118354][ T1] Call Trace: [ 8.118945][ T1] dump_stack+0x18f/0x20d [ 8.120015][ T1] ipmr_get_table+0x130/0x160 [ 8.120837][ T1] ipmr_net_init+0x133/0x430 [ 8.121662][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.122308][ T1] ops_init+0xaf/0x420 [ 8.123147][ T1] register_pernet_operations+0x346/0x840 [ 8.123712][ T1] ? setup_net+0x860/0x860 [ 8.123712][ T1] ? down_write_killable+0x170/0x170 [ 8.123712][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.123712][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.123712][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.123712][ T1] register_pernet_subsys+0x25/0x40 [ 8.123712][ T1] ip_mr_init+0x36/0x168 [ 8.123712][ T1] inet_init+0x298/0x424 [ 8.123712][ T1] do_one_initcall+0x10a/0x7d0 [ 8.123712][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.123712][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.123712][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.123712][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.123712][ T1] kernel_init_freeable+0x501/0x5ae [ 8.123712][ T1] ? rest_init+0x365/0x365 [ 8.123712][ T1] kernel_init+0xd/0x1bb [ 8.123712][ T1] ret_from_fork+0x24/0x30 [ 8.140935][ T1] NET: Registered protocol family 1 [ 8.144155][ T1] RPC: Registered named UNIX socket transport module. [ 8.147511][ T1] RPC: Registered udp transport module. [ 8.148382][ T1] RPC: Registered tcp transport module. [ 8.149221][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.152160][ T1] NET: Registered protocol family 44 [ 8.153489][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.154633][ T1] PCI: CLS 0 bytes, default 64 [ 8.158801][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.160077][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.164672][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.170146][ T1] kvm: already loaded the other module [ 8.171655][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.173352][ T1] clocksource: Switched to clocksource tsc [ 8.174413][ T1] mce: Machine check injector initialized [ 8.180247][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.241641][ T1] Initialise system trusted keyrings [ 8.244104][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.246319][ T1] zbud: loaded [ 8.252269][ T1] DLM installed [ 8.256330][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.260873][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.263755][ T1] NFS: Registering the id_resolver key type [ 8.264923][ T1] Key type id_resolver registered [ 8.267082][ T1] Key type id_legacy registered [ 8.268287][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.269964][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.277097][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.280586][ T1] Key type cifs.spnego registered [ 8.281845][ T1] Key type cifs.idmap registered [ 8.283274][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.285840][ T1] fuse: init (API version 7.31) [ 8.290368][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.302959][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.308753][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.311145][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.313765][ T1] ocfs2: Registered cluster interface o2cb [ 8.315642][ T1] ocfs2: Registered cluster interface user [ 8.317536][ T1] OCFS2 User DLM kernel interface loaded [ 8.328199][ T1] gfs2: GFS2 installed [ 8.332400][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.334924][ T1] ceph: loaded (mds proto 32) [ 8.347898][ T1] NET: Registered protocol family 38 [ 8.349967][ T1] async_tx: api initialized (async) [ 8.351199][ T1] Key type asymmetric registered [ 8.352989][ T1] Asymmetric key parser 'x509' registered [ 8.354456][ T1] Asymmetric key parser 'pkcs8' registered [ 8.355333][ T1] Key type pkcs7_test registered [ 8.356364][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.357537][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.359871][ T1] io scheduler mq-deadline registered [ 8.360630][ T1] io scheduler kyber registered [ 8.362566][ T1] io scheduler bfq registered [ 8.375034][ T1] hgafb: HGA card not detected. [ 8.376288][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.379726][ T1] usbcore: registered new interface driver udlfb [ 8.383370][ T1] uvesafb: failed to execute /sbin/v86d [ 8.385276][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.387654][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.389030][ T1] uvesafb: vbe_init() failed with -22 [ 8.390211][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.393024][ T1] vga16fb: mapped to 0x00000000ce7e9344 [ 8.459452][ T1] Console: switching to colour frame buffer device 80x30 [ 8.750250][ T1] fb0: VGA16 VGA frame buffer device [ 8.754440][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.773843][ T1] ACPI: Power Button [PWRF] [ 8.776236][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.778566][ T1] ACPI: Sleep Button [SLPF] [ 8.786135][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.802518][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.803830][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.821664][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.823383][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.841674][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.843974][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.146374][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.148556][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.151675][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.160252][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.167624][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.174097][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.181380][ T1] Cyclades driver 2.6 [ 9.183708][ T1] Initializing Nozomi driver 2.1d [ 9.186999][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.189251][ T1] No rocketport ports found; unloading driver [ 9.194226][ T1] Non-volatile memory driver v1.3 [ 9.196143][ T1] Linux agpgart interface v0.103 [ 9.206539][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.208346][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.212587][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.214452][ T1] usbcore: registered new interface driver udl [ 9.267404][ T1] brd: module loaded [ 9.302927][ T1] loop: module loaded [ 9.480025][ T1] zram: Added device: zram0 [ 9.488755][ T1] null_blk: module loaded [ 9.496427][ T1] nfcsim 0.2 initialized [ 9.501517][ T1] Loading iSCSI transport class v2.0-870. [ 9.529614][ T1] scsi host0: Virtio SCSI HBA [ 9.573683][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.579803][ T284] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.601128][ T1] slram: not enough parameters. [ 9.613904][ T1] ftl_cs: FTL header not found. [ 9.664301][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.668681][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.670656][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.686300][ T1] MACsec IEEE 802.1AE [ 9.688125][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.739838][ T1] vcan: Virtual CAN interface driver [ 9.741128][ T1] vxcan: Virtual CAN Tunnel driver [ 9.742052][ T1] slcan: serial line CAN interface driver [ 9.745511][ T1] slcan: 10 dynamic interface channels. [ 9.747274][ T1] CAN device driver interface [ 9.748788][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.750811][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.753729][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.756027][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.759417][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.761620][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.765106][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.766931][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.768229][ T1] AX.25: bpqether driver version 004 [ 9.769715][ T1] PPP generic driver version 2.4.2 [ 9.774779][ T1] PPP BSD Compression module registered [ 9.776168][ T1] PPP Deflate Compression module registered [ 9.778294][ T1] PPP MPPE Compression module registered [ 9.779452][ T1] NET: Registered protocol family 24 [ 9.780945][ T1] PPTP driver version 0.8.5 [ 9.783277][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.785370][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.787649][ T1] SLIP linefill/keepalive option. [ 9.789047][ T1] hdlc: HDLC support module revision 1.22 [ 9.790430][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.792361][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.796025][ T1] LAPB Ethernet driver version 0.02 [ 9.798385][ T1] usbcore: registered new interface driver rndis_wlan [ 9.800382][ T1] mac80211_hwsim: initializing netlink [ 9.841479][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.861666][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.881358][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.884887][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.888542][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.891197][ T1] usbcore: registered new interface driver pegasus [ 9.894366][ T1] usbcore: registered new interface driver rtl8150 [ 9.896561][ T1] usbcore: registered new interface driver r8152 [ 9.898828][ T1] usbcore: registered new interface driver asix [ 9.901511][ T1] usbcore: registered new interface driver ax88179_178a [ 9.904402][ T1] usbcore: registered new interface driver cdc_ether [ 9.906595][ T1] usbcore: registered new interface driver dm9601 [ 9.908749][ T1] usbcore: registered new interface driver smsc75xx [ 9.911388][ T1] usbcore: registered new interface driver smsc95xx [ 9.913919][ T1] usbcore: registered new interface driver net1080 [ 9.916436][ T1] usbcore: registered new interface driver rndis_host [ 9.919088][ T1] usbcore: registered new interface driver cdc_subset [ 9.921460][ T1] usbcore: registered new interface driver zaurus [ 9.923688][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.926493][ T1] usbcore: registered new interface driver cdc_ncm [ 9.929446][ T1] usbcore: registered new interface driver cdc_mbim [ 9.939000][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.949351][ T1] aoe: AoE v85 initialised. [ 9.954986][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.957098][ T1] ehci-pci: EHCI PCI platform driver [ 9.959412][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.961531][ T1] ohci-pci: OHCI PCI platform driver [ 9.964019][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.969885][ T1] usbcore: registered new interface driver cdc_acm [ 9.971627][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.975133][ T1] usbcore: registered new interface driver usblp [ 9.977611][ T1] usbcore: registered new interface driver cdc_wdm [ 9.980602][ T1] usbcore: registered new interface driver uas [ 9.982905][ T1] usbcore: registered new interface driver usb-storage [ 9.985498][ T1] usbcore: registered new interface driver ums-realtek [ 9.988772][ T1] usbcore: registered new interface driver usbserial_generic [ 9.991203][ T1] usbserial: USB Serial support registered for generic [ 9.993819][ T1] usbcore: registered new interface driver ch341 [ 9.999521][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.001598][ T1] usbcore: registered new interface driver cp210x [ 10.003737][ T1] usbserial: USB Serial support registered for cp210x [ 10.006552][ T1] usbcore: registered new interface driver ftdi_sio [ 10.008932][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.011619][ T1] usbcore: registered new interface driver keyspan [ 10.014216][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.017813][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.021612][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.024634][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.027927][ T1] usbcore: registered new interface driver option [ 10.030857][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.033383][ T1] usbcore: registered new interface driver oti6858 [ 10.035462][ T1] usbserial: USB Serial support registered for oti6858 [ 10.038410][ T1] usbcore: registered new interface driver pl2303 [ 10.041166][ T1] usbserial: USB Serial support registered for pl2303 [ 10.043524][ T1] usbcore: registered new interface driver qcserial [ 10.045995][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.048928][ T1] usbcore: registered new interface driver sierra [ 10.051091][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.053937][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.057587][ T1] usbserial: USB Serial support registered for carelink [ 10.060102][ T1] usbserial: USB Serial support registered for zio [ 10.062143][ T1] usbserial: USB Serial support registered for funsoft [ 10.064811][ T1] usbserial: USB Serial support registered for flashloader [ 10.067559][ T1] usbserial: USB Serial support registered for google [ 10.069653][ T1] usbserial: USB Serial support registered for libtransistor [ 10.070529][ C1] random: fast init done [ 10.071909][ T1] usbserial: USB Serial support registered for vivopay [ 10.074650][ T1] usbserial: USB Serial support registered for moto_modem [ 10.077536][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.080266][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.083562][ T1] usbserial: USB Serial support registered for hp4x [ 10.085297][ T1] usbserial: USB Serial support registered for suunto [ 10.086306][ T455] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.087294][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.089169][ T455] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.092026][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.094426][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.098358][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.099690][ T284] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.102455][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.104979][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.106277][ T455] sd 0:0:1:0: [sda] Write Protect is off [ 10.106801][ T1] usb usb1: Product: Dummy host controller [ 10.108931][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.110846][ T455] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.111582][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.115602][ T1] hub 1-0:1.0: USB hub found [ 10.120005][ T1] hub 1-0:1.0: 1 port detected [ 10.126466][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.128661][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.131223][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.135785][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.137556][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.139038][ T1] usb usb2: Product: Dummy host controller [ 10.140229][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.141505][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.145416][ T1] hub 2-0:1.0: USB hub found [ 10.146629][ T1] hub 2-0:1.0: 1 port detected [ 10.148731][ T455] sda: sda1 [ 10.149625][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.151995][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.155674][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.159823][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.162059][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.162202][ T455] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.163879][ T1] usb usb3: Product: Dummy host controller [ 10.163898][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.170247][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.174136][ T1] hub 3-0:1.0: USB hub found [ 10.175820][ T1] hub 3-0:1.0: 1 port detected [ 10.179271][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.182615][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.185688][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.188700][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.190749][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.192370][ T1] usb usb4: Product: Dummy host controller [ 10.193997][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.196094][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.199299][ T1] hub 4-0:1.0: USB hub found [ 10.200453][ T1] hub 4-0:1.0: 1 port detected [ 10.204163][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.206041][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.208285][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.211222][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.213453][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.215169][ T1] usb usb5: Product: Dummy host controller [ 10.216552][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.218378][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.221298][ T1] hub 5-0:1.0: USB hub found [ 10.222684][ T1] hub 5-0:1.0: 1 port detected [ 10.226313][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.228154][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.230403][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.232788][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.235637][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.237102][ T1] usb usb6: Product: Dummy host controller [ 10.238211][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.239779][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.242784][ T1] hub 6-0:1.0: USB hub found [ 10.245451][ T1] hub 6-0:1.0: 1 port detected [ 10.250342][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.252701][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.255097][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.257641][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.259143][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.260759][ T1] usb usb7: Product: Dummy host controller [ 10.261896][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.263717][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.267041][ T1] hub 7-0:1.0: USB hub found [ 10.268523][ T1] hub 7-0:1.0: 1 port detected [ 10.272048][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.274742][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.276917][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.279835][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.281660][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.283675][ T1] usb usb8: Product: Dummy host controller [ 10.285898][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller dummy_hcd [ 10.288467][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.292175][ T1] hub 8-0:1.0: USB hub found [ 10.293472][ T1] hub 8-0:1.0: 1 port detected [ 10.309830][ T1] using random self ethernet address [ 10.311491][ T1] using random host ethernet address [ 10.314668][ T1] Mass Storage Function, version: 2009/09/11 [ 10.316311][ T1] LUN: removable file: (no medium) [ 10.317672][ T1] no file given for LUN0 [ 10.318693][ T1] printk: console [ttyGS0] disabled [ 10.322466][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.325913][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.328644][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.331160][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.335323][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.337538][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.339691][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.340926][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.342796][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.347241][ T1] hub 9-0:1.0: USB hub found [ 10.348843][ T1] hub 9-0:1.0: 8 ports detected [ 10.355211][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.356792][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.359267][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.362309][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.364562][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.366053][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.368015][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.370600][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.374847][ T1] hub 10-0:1.0: USB hub found [ 10.376089][ T1] hub 10-0:1.0: 8 ports detected [ 10.382827][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.385786][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.388412][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.390678][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.392852][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.394449][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.396312][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.399281][ T1] hub 11-0:1.0: USB hub found [ 10.400572][ T1] hub 11-0:1.0: 8 ports detected [ 10.407172][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.409373][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.412064][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.415329][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.417032][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.419703][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.421314][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.423126][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.426542][ T1] hub 12-0:1.0: USB hub found [ 10.427756][ T1] hub 12-0:1.0: 8 ports detected [ 10.434662][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.442216][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.451147][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.460441][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.469295][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.476960][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.487070][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.494593][ T1] hub 13-0:1.0: USB hub found [ 10.499553][ T1] hub 13-0:1.0: 8 ports detected [ 10.509159][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.517194][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.525695][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.536525][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.545745][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.553917][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.560585][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.569267][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.576588][ T1] hub 14-0:1.0: USB hub found [ 10.581453][ T1] hub 14-0:1.0: 8 ports detected [ 10.591905][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.599454][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.608762][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.618620][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.626828][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.633559][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.642240][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.649593][ T1] hub 15-0:1.0: USB hub found [ 10.654559][ T1] hub 15-0:1.0: 8 ports detected [ 10.664595][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.672015][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.680767][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.695907][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.705176][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.713384][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.720057][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.728766][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.736108][ T1] hub 16-0:1.0: USB hub found [ 10.741023][ T1] hub 16-0:1.0: 8 ports detected [ 10.752634][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.760698][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.769621][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.779610][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.787903][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.794594][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.803486][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.810905][ T1] hub 17-0:1.0: USB hub found [ 10.815925][ T1] hub 17-0:1.0: 8 ports detected [ 10.825703][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.833977][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.847859][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.858767][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.868057][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.876428][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.883147][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.891931][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.899559][ T1] hub 18-0:1.0: USB hub found [ 10.904483][ T1] hub 18-0:1.0: 8 ports detected [ 10.916159][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.923796][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.932678][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.942531][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.950818][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.958000][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 10.966783][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.975994][ T1] hub 19-0:1.0: USB hub found [ 10.980860][ T1] hub 19-0:1.0: 8 ports detected [ 10.990622][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.998070][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 11.006917][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.016607][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.027278][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.035654][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 11.042351][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.051773][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 11.059396][ T1] hub 20-0:1.0: USB hub found [ 11.064325][ T1] hub 20-0:1.0: 8 ports detected [ 11.075368][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 11.082803][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 11.091768][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.101828][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.110037][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 11.116740][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.125417][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 11.132730][ T1] hub 21-0:1.0: USB hub found [ 11.138342][ T1] hub 21-0:1.0: 8 ports detected [ 11.148118][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 11.155633][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 11.164271][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.173906][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.184853][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.193014][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 11.199768][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.208449][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 11.215729][ T1] hub 22-0:1.0: USB hub found [ 11.220751][ T1] hub 22-0:1.0: 8 ports detected [ 11.232566][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 11.240083][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 11.249015][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.258912][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.267934][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 11.275651][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.284358][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 11.291865][ T1] hub 23-0:1.0: USB hub found [ 11.296793][ T1] hub 23-0:1.0: 8 ports detected [ 11.306676][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 11.314113][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 11.322577][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.332253][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.342814][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.351272][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 11.358167][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.366874][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 11.374346][ T1] hub 24-0:1.0: USB hub found [ 11.379367][ T1] hub 24-0:1.0: 8 ports detected [ 11.390202][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 11.397798][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 11.407016][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.416909][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.425103][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 11.431779][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.440462][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 11.447763][ T1] hub 25-0:1.0: USB hub found [ 11.452713][ T1] hub 25-0:1.0: 8 ports detected [ 11.462571][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 11.470133][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 11.478818][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.488602][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.499321][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.507782][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 11.515617][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.524291][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 11.531564][ T1] hub 26-0:1.0: USB hub found [ 11.536467][ T1] hub 26-0:1.0: 8 ports detected [ 11.547063][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.554495][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 11.563613][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.572802][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.581542][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 11.588333][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.597060][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 11.605014][ T1] hub 27-0:1.0: USB hub found [ 11.609994][ T1] hub 27-0:1.0: 8 ports detected [ 11.619670][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.627303][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 11.635842][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.645487][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.656102][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.665254][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 11.672047][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.681181][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 11.688532][ T1] hub 28-0:1.0: USB hub found [ 11.693477][ T1] hub 28-0:1.0: 8 ports detected [ 11.704162][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.711757][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 11.720819][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.730948][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.739189][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 11.746156][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.754853][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 11.762351][ T1] hub 29-0:1.0: USB hub found [ 11.767361][ T1] hub 29-0:1.0: 8 ports detected [ 11.777750][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.785335][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 11.793960][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.804864][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.814126][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.822585][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 11.829321][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.838022][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 11.845639][ T1] hub 30-0:1.0: USB hub found [ 11.850535][ T1] hub 30-0:1.0: 8 ports detected [ 11.861324][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.869099][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 11.878114][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.888294][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.896578][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 11.903457][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.912122][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 11.919593][ T1] hub 31-0:1.0: USB hub found [ 11.924535][ T1] hub 31-0:1.0: 8 ports detected [ 11.934680][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.942717][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 11.951411][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.961197][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.971608][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.979828][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 11.986622][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 11.995313][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 12.002676][ T1] hub 32-0:1.0: USB hub found [ 12.007622][ T1] hub 32-0:1.0: 8 ports detected [ 12.018566][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 12.026139][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 12.037337][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.047291][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.055579][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 12.062241][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.071048][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 12.078546][ T1] hub 33-0:1.0: USB hub found [ 12.083477][ T1] hub 33-0:1.0: 8 ports detected [ 12.093709][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 12.101280][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 12.109892][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.119922][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.130515][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.138763][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 12.145509][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.154188][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 12.161696][ T1] hub 34-0:1.0: USB hub found [ 12.166658][ T1] hub 34-0:1.0: 8 ports detected [ 12.178268][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 12.185887][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 12.195572][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.204829][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.213111][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 12.220267][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.228977][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 12.236444][ T1] hub 35-0:1.0: USB hub found [ 12.241361][ T1] hub 35-0:1.0: 8 ports detected [ 12.251893][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 12.259544][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 12.268169][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.278577][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.289403][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.297772][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 12.304625][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.313326][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 12.321555][ T1] hub 36-0:1.0: USB hub found [ 12.326935][ T133] floppy0: no floppy controllers found [ 12.333116][ T1] hub 36-0:1.0: 8 ports detected [ 12.345414][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 12.352987][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 12.362620][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.371872][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.380055][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 12.386786][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.395562][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 12.403022][ T1] hub 37-0:1.0: USB hub found [ 12.407969][ T1] hub 37-0:1.0: 8 ports detected [ 12.417836][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 12.425391][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 12.434110][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.444125][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.454563][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.462724][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 12.469909][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.478641][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 12.486101][ T1] hub 38-0:1.0: USB hub found [ 12.490983][ T1] hub 38-0:1.0: 8 ports detected [ 12.501548][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 12.509081][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 12.518085][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 12.527922][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.536141][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 12.542947][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.551676][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 12.559076][ T1] hub 39-0:1.0: USB hub found [ 12.564164][ T1] hub 39-0:1.0: 8 ports detected [ 12.573954][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 12.581545][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 12.590600][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 12.600290][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 12.610801][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 12.619107][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 12.625790][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200429-syzkaller vhci_hcd [ 12.634475][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 12.641865][ T1] hub 40-0:1.0: USB hub found [ 12.646793][ T1] hub 40-0:1.0: 8 ports detected [ 12.657674][ T1] usbcore: registered new device driver usbip-host [ 12.667835][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 12.680784][ T1] i8042: Warning: Keylock active [ 12.687082][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 12.694225][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 12.760811][ T1] mousedev: PS/2 mouse device common for all mice [ 12.777635][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 12.787780][ T1] rtc_cmos 00:00: registered as rtc0 [ 12.793645][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 12.802956][ T1] i2c /dev entries driver [ 12.809525][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 12.821002][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 12.830746][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 12.839229][ T1] IR NEC protocol handler initialized [ 12.844649][ T1] IR RC5(x/sz) protocol handler initialized [ 12.851318][ T1] IR RC6 protocol handler initialized [ 12.856735][ T1] IR JVC protocol handler initialized [ 12.862591][ T1] IR Sony protocol handler initialized [ 12.868300][ T1] IR SANYO protocol handler initialized [ 12.874053][ T1] IR Sharp protocol handler initialized [ 12.879673][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 12.886425][ T1] IR XMP protocol handler initialized [ 12.892675][ T1] usbcore: registered new interface driver uvcvideo [ 12.899329][ T1] USB Video Class driver (1.1.1) [ 12.904297][ T1] gspca_main: v2.14.0 registered [ 12.926968][ T1] vivid-000: using single planar format API [ 12.948674][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 12.956865][ T1] vivid-000: V4L2 capture device registered as video3 [ 12.964738][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 12.972684][ T1] vivid-000: V4L2 output device registered as video4 [ 12.980648][ T3041] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 12.984068][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 13.005027][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 13.016266][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 13.023878][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 13.031414][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 13.039667][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 13.047876][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 13.056135][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 13.064520][ T1] vivid-001: using multiplanar format API [ 13.083653][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 13.091478][ T1] vivid-001: V4L2 capture device registered as video7 [ 13.098987][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 13.108953][ T1] vivid-001: V4L2 output device registered as video8 [ 13.116386][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 13.127224][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 13.137041][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 13.145160][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 13.152659][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 13.166938][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 13.175123][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 13.183472][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 13.191794][ T1] vivid-002: using single planar format API [ 13.210947][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 13.219279][ T1] vivid-002: V4L2 capture device registered as video11 [ 13.229824][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 13.237751][ T1] vivid-002: V4L2 output device registered as video12 [ 13.245980][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 13.256024][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 13.266101][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 13.273729][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 13.281232][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 13.288989][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 13.297429][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 13.305971][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 13.314470][ T1] vivid-003: using multiplanar format API [ 13.333444][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 13.341356][ T1] vivid-003: V4L2 capture device registered as video15 [ 13.349128][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 13.357008][ T1] vivid-003: V4L2 output device registered as video16 [ 13.364773][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 13.374687][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 13.384475][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 13.392608][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 13.400068][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 13.407870][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 13.416121][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 13.424370][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 13.433642][ T1] vivid-004: using single planar format API [ 13.443449][ T3041] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 13.459783][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 13.467535][ T1] vivid-004: V4L2 capture device registered as video19 [ 13.475039][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 13.485782][ T1] vivid-004: V4L2 output device registered as video20 [ 13.493523][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 13.503584][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 13.513481][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 13.521007][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 13.528454][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 13.536927][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 13.545451][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 13.553957][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 13.562593][ T1] vivid-005: using multiplanar format API [ 13.581450][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 13.589317][ T1] vivid-005: V4L2 capture device registered as video23 [ 13.596838][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 13.604981][ T1] vivid-005: V4L2 output device registered as video24 [ 13.612339][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 13.622176][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 13.632011][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 13.639729][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 13.647516][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 13.655366][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 13.663701][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 13.671841][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 13.680119][ T1] vivid-006: using single planar format API [ 13.699189][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 13.707059][ T1] vivid-006: V4L2 capture device registered as video27 [ 13.714717][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 13.722802][ T1] vivid-006: V4L2 output device registered as video28 [ 13.731027][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 13.740916][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 13.750808][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 13.758484][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 13.766491][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 13.774278][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 13.782612][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 13.790804][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 13.800023][ T1] vivid-007: using multiplanar format API [ 13.819897][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 13.828123][ T1] vivid-007: V4L2 capture device registered as video31 [ 13.835667][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 13.843769][ T1] vivid-007: V4L2 output device registered as video32 [ 13.851177][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 13.861339][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 13.871357][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 13.878926][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 13.886576][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 13.894794][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 13.903315][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 13.911685][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 13.920320][ T1] vivid-008: using single planar format API [ 13.940132][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 13.948213][ T1] vivid-008: V4L2 capture device registered as video35 [ 13.956071][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 13.964199][ T1] vivid-008: V4L2 output device registered as video36 [ 13.971805][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 13.981710][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 13.991564][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 13.999136][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 14.006946][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 14.015091][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 14.023657][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 14.031847][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 14.040155][ T1] vivid-009: using multiplanar format API [ 14.059450][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 14.067871][ T1] vivid-009: V4L2 capture device registered as video39 [ 14.075528][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 14.083871][ T1] vivid-009: V4L2 output device registered as video40 [ 14.091396][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 14.101498][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 14.111259][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 14.119322][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 14.126937][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 14.134946][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 14.143259][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 14.151426][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 14.159732][ T1] vivid-010: using single planar format API [ 14.179202][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 14.187387][ T1] vivid-010: V4L2 capture device registered as video43 [ 14.194991][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 14.203384][ T1] vivid-010: V4L2 output device registered as video44 [ 14.211615][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 14.221800][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 14.231879][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 14.239790][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 14.247833][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 14.256150][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 14.264544][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 14.272709][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 14.281528][ T1] vivid-011: using multiplanar format API [ 14.300751][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 14.309288][ T1] vivid-011: V4L2 capture device registered as video47 [ 14.316914][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 14.325404][ T1] vivid-011: V4L2 output device registered as video48 [ 14.333274][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 14.343334][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 14.353548][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 14.361150][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 14.368708][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 14.376657][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 14.385007][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 14.393560][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 14.401992][ T1] vivid-012: using single planar format API [ 14.421556][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 14.429885][ T1] vivid-012: V4L2 capture device registered as video51 [ 14.437454][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 14.445615][ T1] vivid-012: V4L2 output device registered as video52 [ 14.453323][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 14.463349][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 14.473460][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 14.481093][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 14.489098][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 14.497285][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 14.505805][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 14.514033][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 14.522368][ T1] vivid-013: using multiplanar format API [ 14.541896][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 14.550119][ T1] vivid-013: V4L2 capture device registered as video55 [ 14.557695][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 14.565689][ T1] vivid-013: V4L2 output device registered as video56 [ 14.573261][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 14.583505][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 14.593518][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 14.601290][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 14.609221][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 14.617217][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 14.625543][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 14.633828][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 14.642230][ T1] vivid-014: using single planar format API [ 14.661186][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 14.669180][ T1] vivid-014: V4L2 capture device registered as video59 [ 14.676968][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 14.685487][ T1] vivid-014: V4L2 output device registered as video60 [ 14.693106][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 14.703487][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 14.713575][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 14.721458][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 14.729475][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 14.737476][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 14.745935][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 14.754239][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 14.762580][ T1] vivid-015: using multiplanar format API [ 14.781632][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 14.789652][ T1] vivid-015: V4L2 capture device registered as video63 [ 14.797633][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 14.806150][ T1] vivid-015: V4L2 output device registered as video64 [ 14.813892][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 14.824428][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 14.834947][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 14.846189][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 14.853942][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 14.861854][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 14.870304][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 14.878699][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 14.888740][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 14.897503][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 14.907461][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 14.916814][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 14.927789][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 14.934617][ T1] iTCO_vendor_support: vendor-support=0 [ 14.942962][ T1] device-mapper: uevent: version 1.0.3 [ 14.949936][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 14.960887][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 14.968321][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 14.976534][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 14.984427][ T1] device-mapper: raid: Loading target version 1.15.1 [ 14.992245][ T1] Bluetooth: HCI UART driver ver 2.3 [ 14.997609][ T1] Bluetooth: HCI UART protocol H4 registered [ 15.003689][ T1] Bluetooth: HCI UART protocol BCSP registered [ 15.009987][ T1] Bluetooth: HCI UART protocol LL registered [ 15.016112][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 15.023407][ T1] Bluetooth: HCI UART protocol QCA registered [ 15.029466][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 15.035843][ T1] Bluetooth: HCI UART protocol Marvell registered [ 15.042810][ T1] usbcore: registered new interface driver bfusb [ 15.049864][ T1] usbcore: registered new interface driver btusb [ 15.057419][ T1] CAPI 2.0 started up with major 68 (middleware) [ 15.064143][ T1] Modular ISDN core version 1.1.29 [ 15.070068][ T1] NET: Registered protocol family 34 [ 15.075408][ T1] DSP module 2.0 [ 15.078949][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 15.097074][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 15.103842][ T1] 0 virtual devices registered [ 15.108621][ T1] intel_pstate: CPU model not supported [ 15.118766][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 15.127459][ T1] usnic_verbs:usnic_uiom_init:563: [ 15.127463][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 15.142949][ T1] usnic_verbs:usnic_ib_init:667: [ 15.142953][ T1] Unable to initialize umem with err -1 [ 15.155402][ T1] iscsi: registered transport (iser) [ 15.162251][ T1] SoftiWARP attached [ 15.166538][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 15.178116][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 15.189581][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 15.209283][ T1] hid: raw HID events driver (C) Jiri Kosina [ 15.249002][ T1] usbcore: registered new interface driver usbhid [ 15.260590][ T1] usbhid: USB HID core driver [ 15.267990][ T1] ashmem: initialized [ 15.385694][ T1] usbcore: registered new interface driver snd-usb-audio [ 15.392952][ T1] drop_monitor: Initializing network drop monitor service [ 15.401881][ T1] NET: Registered protocol family 26 [ 15.407650][ T1] GACT probability on [ 15.411936][ T1] Mirror/redirect action on [ 15.417256][ T1] Simple TC action Loaded [ 15.424174][ T1] netem: version 1.3 [ 15.428297][ T1] u32 classifier [ 15.431843][ T1] Performance counters on [ 15.436587][ T1] input device check on [ 15.441074][ T1] Actions configured [ 15.447839][ T1] nf_conntrack_irc: failed to register helpers [ 15.455086][ T1] nf_conntrack_sane: failed to register helpers [ 15.499808][ T1] nf_conntrack_sip: failed to register helpers [ 15.510532][ T1] xt_time: kernel timezone is -0000 [ 15.516106][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 15.523369][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 15.532828][ T1] IPVS: ipvs loaded. [ 15.536979][ T1] IPVS: [rr] scheduler registered. [ 15.542086][ T1] IPVS: [wrr] scheduler registered. [ 15.547389][ T1] IPVS: [lc] scheduler registered. [ 15.552513][ T1] IPVS: [wlc] scheduler registered. [ 15.557843][ T1] IPVS: [fo] scheduler registered. [ 15.562951][ T1] IPVS: [ovf] scheduler registered. [ 15.568359][ T1] IPVS: [lblc] scheduler registered. [ 15.573713][ T1] IPVS: [lblcr] scheduler registered. [ 15.579082][ T1] IPVS: [dh] scheduler registered. [ 15.584296][ T1] IPVS: [sh] scheduler registered. [ 15.589392][ T1] IPVS: [mh] scheduler registered. [ 15.594508][ T1] IPVS: [sed] scheduler registered. [ 15.599680][ T1] IPVS: [nq] scheduler registered. [ 15.604948][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 15.610866][ T1] IPVS: [sip] pe registered. [ 15.615602][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 15.624824][ T1] gre: GRE over IPv4 demultiplexor driver [ 15.630554][ T1] ip_gre: GRE over IPv4 tunneling driver [ 15.642586][ T1] IPv4 over IPsec tunneling driver [ 15.651645][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 15.659470][ T1] Initializing XFRM netlink socket [ 15.665233][ T1] IPsec XFRM device driver [ 15.670570][ T1] NET: Registered protocol family 10 [ 15.676283][ T1] [ 15.678648][ T1] ============================= [ 15.683774][ T1] WARNING: suspicious RCU usage [ 15.688623][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 15.696646][ T1] ----------------------------- [ 15.701695][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 15.709650][ T1] [ 15.709650][ T1] other info that might help us debug this: [ 15.709650][ T1] [ 15.720031][ T1] [ 15.720031][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.728935][ T1] 1 lock held by swapper/0/1: [ 15.733613][ T1] #0: ffffffff8a5a69f0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 15.744188][ T1] [ 15.744188][ T1] stack backtrace: [ 15.750069][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 15.754043][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.754043][ T1] Call Trace: [ 15.754043][ T1] dump_stack+0x18f/0x20d [ 15.754043][ T1] ip6mr_get_table+0x153/0x180 [ 15.754043][ T1] ip6mr_new_table+0x1b/0x70 [ 15.754043][ T1] ip6mr_net_init+0x133/0x3f0 [ 15.754043][ T1] ? ip6mr_net_exit+0x100/0x100 [ 15.754043][ T1] ops_init+0xaf/0x420 [ 15.754043][ T1] register_pernet_operations+0x346/0x840 [ 15.754043][ T1] ? setup_net+0x860/0x860 [ 15.754043][ T1] ? down_write_killable+0x170/0x170 [ 15.754043][ T1] ? cpus_read_unlock+0xa4/0x140 [ 15.754043][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 15.754043][ T1] ? unix_diag_init+0x11/0x11 [ 15.754043][ T1] register_pernet_subsys+0x25/0x40 [ 15.754043][ T1] ip6_mr_init+0x49/0x152 [ 15.754043][ T1] inet6_init+0x1d7/0x6dc [ 15.754043][ T1] do_one_initcall+0x10a/0x7d0 [ 15.754043][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 15.754043][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 15.754043][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 15.754043][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 15.754043][ T1] kernel_init_freeable+0x501/0x5ae [ 15.754043][ T1] ? rest_init+0x365/0x365 [ 15.754043][ T1] kernel_init+0xd/0x1bb [ 15.754043][ T1] ret_from_fork+0x24/0x30 [ 15.903195][ T1] Segment Routing with IPv6 [ 15.908177][ T1] mip6: Mobile IPv6 [ 15.915919][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 15.927875][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 15.936794][ T1] NET: Registered protocol family 17 [ 15.942326][ T1] NET: Registered protocol family 15 [ 15.948260][ T1] Bridge firewalling registered [ 15.955226][ T1] NET: Registered protocol family 9 [ 15.960965][ T1] X25: Linux Version 0.2 [ 15.996292][ T1] NET: Registered protocol family 6 [ 16.033753][ T1] NET: Registered protocol family 11 [ 16.039339][ T1] NET: Registered protocol family 3 [ 16.044963][ T1] can: controller area network core (rev 20170425 abi 9) [ 16.052513][ T1] NET: Registered protocol family 29 [ 16.057895][ T1] can: raw protocol (rev 20170425) [ 16.063149][ T1] can: broadcast manager protocol (rev 20170425 t) [ 16.069675][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 16.076256][ T1] can: SAE J1939 [ 16.080530][ T1] Bluetooth: RFCOMM TTY layer initialized [ 16.088146][ T1] Bluetooth: RFCOMM socket layer initialized [ 16.094202][ T1] Bluetooth: RFCOMM ver 1.11 [ 16.098812][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 16.104977][ T1] Bluetooth: BNEP filters: protocol multicast [ 16.111063][ T1] Bluetooth: BNEP socket layer initialized [ 16.116889][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 16.122954][ T1] Bluetooth: CMTP socket layer initialized [ 16.129552][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 16.136573][ T1] Bluetooth: HIDP socket layer initialized [ 16.143152][ T1] RPC: Registered rdma transport module. [ 16.148793][ T1] RPC: Registered rdma backchannel transport module. [ 16.158167][ T1] NET: Registered protocol family 33 [ 16.164282][ T1] Key type rxrpc registered [ 16.168765][ T1] Key type rxrpc_s registered [ 16.174513][ T1] NET: Registered protocol family 41 [ 16.180357][ T1] lec:lane_module_init: lec.c: initialized [ 16.186671][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 16.192468][ T1] l2tp_core: L2TP core driver, V2.0 [ 16.197785][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 16.203465][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 16.210059][ T1] l2tp_netlink: L2TP netlink interface [ 16.215814][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 16.222593][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 16.230418][ T1] NET: Registered protocol family 35 [ 16.236221][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 16.252340][ T1] DCCP: Activated CCID 2 (TCP-like) [ 16.262343][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 16.271484][ T1] sctp: Hash tables configured (bind 32/56) [ 16.279733][ T1] NET: Registered protocol family 21 [ 16.286873][ T1] Registered RDS/infiniband transport [ 16.294942][ T1] Registered RDS/tcp transport [ 16.300500][ T1] tipc: Activated (version 2.0.0) [ 16.306388][ T1] NET: Registered protocol family 30 [ 16.313891][ T1] tipc: Started in single node mode [ 16.320259][ T1] NET: Registered protocol family 43 [ 16.329817][ T1] 9pnet: Installing 9P2000 support [ 16.337674][ T1] NET: Registered protocol family 37 [ 16.348939][ T1] NET: Registered protocol family 36 [ 16.355668][ T1] Key type dns_resolver registered [ 16.361733][ T1] Key type ceph registered [ 16.368738][ T1] libceph: loaded (mon/osd proto 15/24) [ 16.381018][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 16.397350][ T1] openvswitch: Open vSwitch switching datapath [ 16.414597][ T1] NET: Registered protocol family 40 [ 16.422326][ T1] mpls_gso: MPLS GSO support [ 16.433935][ T1] IPI shorthand broadcast: enabled [ 16.439754][ T1] AVX2 version of gcm_enc/dec engaged. [ 16.446245][ T1] AES CTR mode by8 optimization enabled [ 16.458005][ T1] sched_clock: Marking stable (16414798582, 43162252)->(16466607193, -8646359) [ 16.469271][ T1] registered taskstats version 1 [ 16.474302][ T1] Loading compiled-in X.509 certificates [ 16.485639][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 16.498484][ T1] zswap: loaded using pool lzo/zbud [ 16.504910][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 16.514606][ T1] Key type ._fscrypt registered [ 16.520661][ T1] Key type .fscrypt registered [ 16.525432][ T1] Key type fscrypt-provisioning registered [ 16.533539][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 16.540462][ T1] FS-Cache: Netfs 'afs' registered for caching [ 16.554928][ T1] Btrfs loaded, crc32c=crc32c-intel [ 16.565622][ T1] Key type big_key registered [ 16.572508][ T1] Key type encrypted registered [ 16.577610][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 16.584236][ T1] ima: No TPM chip found, activating TPM-bypass! [ 16.590626][ T1] ima: Allocated hash algorithm: sha256 [ 16.596420][ T1] ima: No architecture policies found [ 16.602160][ T1] evm: Initialising EVM extended attributes: [ 16.608311][ T1] evm: security.selinux [ 16.612460][ T1] evm: security.SMACK64 [ 16.616729][ T1] evm: security.SMACK64EXEC [ 16.621225][ T1] evm: security.SMACK64TRANSMUTE [ 16.626195][ T1] evm: security.SMACK64MMAP [ 16.631138][ T1] evm: security.apparmor [ 16.635432][ T1] evm: security.ima [ 16.639218][ T1] evm: security.capability [ 16.643636][ T1] evm: HMAC attrs: 0x1 [ 16.649348][ T1] PM: Magic number: 0:963:56 [ 16.654241][ T1] sound pcmC1D0c: hash matches [ 16.659174][ T1] input mice: hash matches [ 16.665878][ T1] printk: console [netcon0] enabled [ 16.671085][ T1] netconsole: network logging started [ 16.679900][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 16.688654][ T1] rdma_rxe: loaded [ 16.692794][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 16.704127][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 16.712711][ T17] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 16.722663][ T1] ALSA device list: [ 16.726758][ T1] #0: Dummy 1 [ 16.730245][ T1] #1: Loopback 1 [ 16.734086][ T1] #2: Virtual MIDI Card 1 [ 16.734193][ T17] cfg80211: failed to load regulatory.db [ 16.748015][ T1] md: Waiting for all devices to be available before autodetect [ 16.755935][ T1] md: If you don't use raid, use raid=noautodetect [ 16.767664][ T1] md: Autodetecting RAID arrays. [ 16.772696][ T1] md: autorun ... [ 16.776438][ T1] md: ... autorun DONE. [ 16.802269][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 16.810526][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 16.825536][ T1] devtmpfs: mounted [ 16.838026][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 16.844846][ T1] Kernel memory protection disabled. [ 16.884056][ T1] Run /sbin/init as init process [ 17.707011][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 17.723522][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 17.731345][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 17.790335][ 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) [ 17.812592][ T1] systemd[1]: Detected virtualization kvm. [ 17.818557][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 17.874632][ T1] systemd[1]: Set hostname to . [ 18.225660][ T3884] systemd-cryptse (3884) used greatest stack depth: 25136 bytes left [ 18.278379][ T3890] systemd-fstab-generator[3890]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 18.302372][ T3890] systemd-fstab-generator[3890]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 18.319957][ T3890] systemd-fstab-generator[3890]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 18.348745][ T3890] systemd-fstab-g (3890) used greatest stack depth: 23880 bytes left [ 18.357073][ T3892] selinux-autorel (3892) used greatest stack depth: 23432 bytes left [ 18.438853][ T3882] systemd[3882]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 18.791986][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 18.834795][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 18.881313][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ 18.925282][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 18.966437][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Paths. [ 19.068716][ T1] [ 19.071129][ T1] ============================= [ 19.076438][ T1] WARNING: suspicious RCU usage [ 19.081637][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 19.088518][ T1] ----------------------------- [ 19.093498][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 19.102778][ T1] [ 19.102778][ T1] other info that might help us debug this: [ 19.102778][ T1] [ 19.114205][ T1] [ 19.114205][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.122446][ T1] 2 locks held by systemd/1: [ 19.127742][ T1] #0: ffff888098cde450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 19.136919][ T1] #1: ffff8880968a02d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 19.147004][ T1] [ 19.147004][ T1] stack backtrace: [ 19.152913][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 19.162486][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.172525][ T1] Call Trace: [ 19.175816][ T1] dump_stack+0x18f/0x20d [ 19.180215][ T1] evm_protected_xattr+0x1c2/0x210 [ 19.185305][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 19.190754][ T1] evm_inode_setxattr+0xc4/0xf0 [ 19.195613][ T1] security_inode_setxattr+0x18f/0x200 [ 19.201809][ T1] vfs_setxattr+0xa7/0xf0 [ 19.206131][ T1] setxattr+0x23d/0x330 [ 19.210269][ T1] ? vfs_setxattr+0xf0/0xf0 [ 19.214774][ T1] ? lock_acquire+0x1f4/0x940 [ 19.220825][ T1] ? mnt_want_write+0x3a/0xb0 [ 19.225504][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 19.230882][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 19.236156][ T1] ? preempt_count_add+0x74/0x140 [ 19.241449][ T1] ? preempt_count_add+0x74/0x140 [ 19.246457][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 19.251653][ T1] path_setxattr+0x170/0x190 [ 19.256238][ T1] ? setxattr+0x330/0x330 [ 19.261026][ T1] ? task_work_run+0x160/0x1b0 [ 19.265793][ T1] __x64_sys_setxattr+0xc0/0x160 [ 19.270816][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 19.276303][ T1] do_syscall_64+0xf6/0x7d0 [ 19.280827][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.286720][ T1] RIP: 0033:0x7fc106aa867a [ 19.291119][ 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 [ 19.310707][ T1] RSP: 002b:00007fff6663eff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 19.319113][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc106aa867a [ 19.327514][ T1] RDX: 00007fff6663f070 RSI: 000055bab952df9b RDI: 000055babb435d20 [ 19.335648][ T1] RBP: 000055bab952df9b R08: 0000000000000000 R09: 0000000000000030 [ 19.343698][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fff6663f070 [ 19.351682][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055babb42a690 [ OK ] Created slice System Slice. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Created slice system-serial\x2dgetty.slice. Mounting Huge Pages File System... [ OK ] Created slice system-getty.slice. [ OK ] Listening on udev Kernel Socket. Mounting /sys/kernel/debug... [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... Starting Load Kernel Modules... [ 19.804945][ T3901] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Create Static Device Nodes in /dev... [ OK ] Reached target Swap. [ OK ] Listening on Syslog Socket. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on Journal Audit Socket. Starting Journal Service... Mounting POSIX Message Queue File System... [ 20.107356][ T3907] systemd-tmpfile (3907) used greatest stack depth: 23048 bytes left Mounting /sys/kernel/config... [ OK ] Listening on udev Control Socket. [ OK ] Reached target Sockets. [ OK ] Reached target Slices. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 22.312506][ T3910] systemd-journald[3910]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. Starting Update UTMP about System Boot/Shutdown... [ 22.890976][ T1] [ 22.903131][ T1] ============================= [ 22.908010][ T1] WARNING: suspicious RCU usage [ 22.912971][ T1] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 22.940227][ T1] ----------------------------- [ 22.945223][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 22.953813][ T1] [ 22.953813][ T1] other info that might help us debug this: [ 22.953813][ T1] [ 22.964315][ T1] [ 22.964315][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 22.972655][ T1] 4 locks held by systemd/1: [ 22.977590][ T1] #0: ffff888098f36450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 22.986971][ T1] #1: ffff8880a88bdc88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 22.997127][ T1] #2: ffff8880a8d41578 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 23.007525][ T1] #3: ffffffff89e5e308 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 23.018416][ T1] [ 23.018416][ T1] stack backtrace: [ 23.024880][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 23.033820][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.044088][ T1] Call Trace: [ 23.047562][ T1] dump_stack+0x18f/0x20d [ 23.051995][ T1] match_exception_partial+0x2ee/0x340 [ 23.057482][ T1] verify_new_ex+0x176/0x3a0 [ 23.062233][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 23.067970][ T1] ? lock_acquire+0x1f4/0x940 [ 23.072732][ T1] ? kernfs_fop_write+0x1db/0x490 [ 23.079972][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 23.085225][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 23.090445][ T1] ? lock_downgrade+0x840/0x840 [ 23.095318][ T1] cgroup_file_write+0x20d/0x710 [ 23.100293][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 23.105505][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 23.111332][ T1] ? __might_fault+0x190/0x1d0 [ 23.116104][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 23.121394][ T1] kernfs_fop_write+0x268/0x490 [ 23.126349][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 23.131382][ T1] __vfs_write+0x76/0x100 [ 23.135722][ T1] vfs_write+0x268/0x5d0 [ 23.139979][ T1] ksys_write+0x12d/0x250 [ 23.144398][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 23.149171][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 23.154918][ T1] do_syscall_64+0xf6/0x7d0 [ 23.159776][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 23.165757][ T1] RIP: 0033:0x7fc106a9c970 [ 23.170174][ 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 [ 23.190308][ T1] RSP: 002b:00007fff6663ebb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 23.198826][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc106a9c970 [ 23.206804][ T1] RDX: 000000000000000a RSI: 000055babb4385b0 RDI: 0000000000000026 [ 23.215562][ T1] RBP: 000055babb4385b0 R08: 000055babb477710 R09: 00007fc1084d2500 [ 23.223718][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 23.231721][ T1] R13: 0000000000000001 R14: 000055babb477630 R15: 000000000000000a Starting Network Time Synchronization... [ 23.335342][ T3963] [ 23.337851][ T3963] ============================= [ 23.342696][ T3963] WARNING: suspicious RCU usage [ 23.363266][ T3963] 5.7.0-rc3-next-20200429-syzkaller #0 Not tainted [ 23.370404][ T3963] ----------------------------- [ 23.393365][ T3963] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 23.415728][ T3963] [ 23.415728][ T3963] other info that might help us debug this: [ 23.415728][ T3963] [ OK [0[ 23.428425][ T3963] [ 23.428425][ T3963] rcu_scheduler_active = 2, debug_locks = 1 m] Started Updat[ 23.438491][ T3963] 1 lock held by ip/3963: e UTMP about Sys[ 23.444394][ T3963] #0: ffffffff8a5b2948 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 tem Boot/Shutdow[ 23.455953][ T3963] [ 23.455953][ T3963] stack backtrace: n. [ 23.462257][ T3963] CPU: 0 PID: 3963 Comm: ip Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 23.471269][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.484449][ T3963] Call Trace: [ 23.487744][ T3963] dump_stack+0x18f/0x20d [ 23.492080][ T3963] bpq_device_event+0x609/0x75a [ 23.496940][ T3963] notifier_call_chain+0xc0/0x230 [ 23.501976][ T3963] call_netdevice_notifiers_info+0xb5/0x130 [ 23.507885][ T3963] __dev_notify_flags+0x121/0x2c0 [ 23.512929][ T3963] ? dev_change_name+0x700/0x700 [ 23.518001][ T3963] ? dev_set_allmulti+0x30/0x30 [ 23.523200][ T3963] ? print_usage_bug+0x240/0x240 [ 23.528148][ T3963] dev_change_flags+0x100/0x160 [ 23.533008][ T3963] do_setlink+0xa1c/0x35d0 [ 23.537520][ T3963] ? mark_lock+0x129/0x1390 [ 23.542029][ T3963] ? rtnl_getlink+0xab0/0xab0 [ 23.546708][ T3963] ? print_usage_bug+0x240/0x240 [ 23.551652][ T3963] ? mark_lock+0x129/0x1390 [ 23.556168][ T3963] ? mark_lock+0x129/0x1390 [ 23.561038][ T3963] ? __lock_acquire+0xca1/0x3f20 [ 23.565992][ T3963] ? memset+0x20/0x40 [ 23.570067][ T3963] ? __nla_validate_parse+0x2af/0x1cc0 [ 23.575794][ T3963] ? mark_held_locks+0xe0/0xe0 [ 23.580568][ T3963] ? deref_stack_reg+0xaa/0xe0 [ 23.585367][ T3963] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 23.592071][ T3963] ? nla_memcpy+0xa0/0xa0 [ 23.596410][ T3963] ? mark_held_locks+0xe0/0xe0 [ 23.601179][ T3963] ? deref_stack_reg+0xaa/0xe0 [ 23.605976][ T3963] __rtnl_newlink+0xad0/0x1590 [ 23.610804][ T3963] ? rtnl_link_unregister+0x240/0x240 [ 23.616202][ T3963] ? is_bpf_text_address+0xcb/0x160 [ 23.621604][ T3963] ? kernel_text_address+0x6e/0xe0 [ 23.626827][ T3963] ? __kernel_text_address+0x9/0x30 [ 23.632124][ T3963] ? unwind_get_return_address+0x5a/0xa0 [ 23.637855][ T3963] ? profile_setup.cold+0xc1/0xc1 [ 23.643175][ T3963] ? arch_stack_walk+0x97/0xf0 [ 23.647968][ T3963] ? stack_trace_save+0x8c/0xc0 [ 23.652823][ T3963] ? stack_trace_consume_entry+0x160/0x160 [ 23.658680][ T3963] ? rtnl_newlink+0x46/0xa0 [ 23.663189][ T3963] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 23.668745][ T3963] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 23.674737][ T3963] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 23.680563][ T3963] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 23.686822][ T3963] rtnl_newlink+0x64/0xa0 [ 23.691144][ T3963] ? __rtnl_newlink+0x1590/0x1590 [ 23.696197][ T3963] rtnetlink_rcv_msg+0x44e/0xad0 [ 23.701134][ T3963] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 23.706531][ T3963] ? lock_acquire+0x1f4/0x940 [ 23.711222][ T3963] ? netlink_deliver_tap+0x146/0xcc0 [ 23.717326][ T3963] netlink_rcv_skb+0x15a/0x430 [ 23.722080][ T3963] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 23.727444][ T3963] ? netlink_ack+0xa60/0xa60 [ 23.732106][ T3963] ? netlink_deliver_tap+0x236/0xcc0 [ 23.737552][ T3963] netlink_unicast+0x537/0x740 [ 23.742658][ T3963] ? netlink_attachskb+0x810/0x810 [ 23.747849][ T3963] ? _copy_from_iter_full+0x25c/0x870 [ 23.754103][ T3963] ? __phys_addr_symbol+0x2c/0x70 [ 23.759106][ T3963] ? __check_object_size+0x171/0x437 [ 23.764415][ T3963] netlink_sendmsg+0x882/0xe10 [ 23.769185][ T3963] ? aa_af_perm+0x260/0x260 [ 23.773686][ T3963] ? netlink_unicast+0x740/0x740 [ 23.778618][ T3963] ? netlink_unicast+0x740/0x740 [ 23.783555][ T3963] sock_sendmsg+0xcf/0x120 [ 23.787965][ T3963] ____sys_sendmsg+0x6bf/0x7e0 [ 23.792712][ T3963] ? mark_held_locks+0xe0/0xe0 [ 23.797455][ T3963] ? kernel_sendmsg+0x50/0x50 [ 23.802642][ T3963] ? find_held_lock+0x2d/0x110 [ 23.807392][ T3963] ? mark_lock+0x129/0x1390 [ 23.811891][ T3963] ___sys_sendmsg+0x100/0x170 [ 23.816552][ T3963] ? sendmsg_copy_msghdr+0x70/0x70 [ 23.821648][ T3963] ? migration_entry_to_page+0x310/0x310 [ 23.827272][ T3963] ? do_raw_spin_unlock+0x171/0x260 [ 23.832799][ T3963] ? find_held_lock+0x2d/0x110 [ 23.837543][ T3963] ? do_page_fault+0x59e/0x13da [ 23.842375][ T3963] ? vm_insert_pages+0x6a0/0x6a0 [ 23.847312][ T3963] ? lock_downgrade+0x840/0x840 [ 23.852168][ T3963] ? __fget_light+0x1ab/0x270 [ 23.856859][ T3963] __sys_sendmsg+0xec/0x1b0 [ 23.861447][ T3963] ? __sys_sendmsg_sock+0xb0/0xb0 [ 23.866541][ T3963] ? down_read_nested+0x430/0x430 [ 23.871554][ T3963] ? trace_hardirqs_off_caller+0x55/0x230 [ 23.877778][ T3963] ? do_syscall_64+0x21/0x7d0 [ 23.882481][ T3963] do_syscall_64+0xf6/0x7d0 [ 23.886991][ T3963] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 23.892866][ T3963] RIP: 0033:0x7f34b0c97dc7 [ 23.897269][ T3963] 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 [ 23.917392][ T3963] RSP: 002b:00007fffc7f67c28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 23.925792][ T3963] RAX: ffffffffffffffda RBX: 000000005eaa3295 RCX: 00007f34b0c97dc7 [ 23.933743][ T3963] RDX: 0000000000000000 RSI: 00007fffc7f67c70 RDI: 0000000000000003 [ 23.941780][ T3963] RBP: 00007fffc7f67c70 R08: 0000000000001000 R09: fefefeff77686d74 [ 23.949767][ T3963] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fffc7f67cb0 [ 23.957722][ T3963] R13: 00005611938d23c0 R14: 00007fffc7f6fd30 R15: 0000000000000000 [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 24.954048][ C1] random: crng init done [ 24.958382][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ 28.273859][ T3955] dhclient (3955) used greatest stack depth: 22752 bytes left [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (14s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (17s / no limit) [ OK ] Reached target Sound Card. [ **] (1 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ ***] (2 of 2) A start job is running for…dplug all Devices (23s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (24s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (24s / no limit) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. Starting Permit User Sessions... [ OK ] Started Regular background program processing daemon. [ OK ] Started Daily apt download activities. Starting System Logging Service... Starting OpenBSD Secure Shell server... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. Starting Load/Save RF Kill Switch Status... [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started OpenBSD Secure Shell server. [ 52.785203][ T6756] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 52.797497][ T6756] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 52.805919][ T6756] CPU: 1 PID: 6756 Comm: sshd Not tainted 5.7.0-rc3-next-20200429-syzkaller #0 [ 52.814868][ T6756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.825124][ T6756] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 52.831283][ T6756] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 52.851069][ T6756] RSP: 0018:ffffc90004da7450 EFLAGS: 00010206 [ 52.857146][ T6756] RAX: dffffc0000000000 RBX: ffff88809929a000 RCX: ffffffff83638a8a [ 52.865219][ T6756] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 52.873193][ T6756] RBP: 1ffff920009b4e8b R08: ffff8880a3f5c5c0 R09: fffffbfff151941a [ 52.881203][ T6756] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff88808b6b6fea [ 52.889181][ T6756] R13: ffff88808b6b6000 R14: 0000000000001a64 R15: 0000000000000000 [ 52.897198][ T6756] FS: 00007ff8dbaa58c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 52.906306][ T6756] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.912930][ T6756] CR2: 00005580ea82e8f5 CR3: 00000000925d0000 CR4: 00000000001406e0 [ 52.920998][ T6756] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.929409][ T6756] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.937642][ T6756] Call Trace: [ 52.940938][ T6756] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 52.946587][ T6756] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 52.952394][ T6756] ? __kmalloc+0x62f/0x7a0 [ 52.956809][ T6756] ? tomoyo_realpath_from_path+0xc2/0x620 [ 52.962529][ T6756] ? lock_release+0x800/0x800 [ 52.967861][ T6756] ? __lock_acquire+0x2018/0x3f20 [ 52.972899][ T6756] tomoyo_realpath_from_path+0x393/0x620 [ 52.979016][ T6756] tomoyo_path_number_perm+0x1c2/0x4d0 [ 52.984480][ T6756] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 52.990122][ T6756] ? tomoyo_execute_permission+0x470/0x470 [ 52.995933][ T6756] ? d_alloc_parallel+0x785/0x1b10 [ 53.001226][ T6756] ? d_alloc_parallel+0x9ea/0x1b10 [ 53.006346][ T6756] ? rcu_read_lock_held_common+0x130/0x130 [ 53.012153][ T6756] ? print_usage_bug+0x240/0x240 [ 53.017107][ T6756] tomoyo_path_mknod+0x10d/0x190 [ 53.022046][ T6756] ? tomoyo_path_chown+0x1b0/0x1b0 [ 53.027331][ T6756] ? mark_held_locks+0x9f/0xe0 [ 53.032089][ T6756] ? d_lookup+0xec/0x250 [ 53.036330][ T6756] security_path_mknod+0x116/0x180 [ 53.041455][ T6756] lookup_open+0x5ae/0x1320 [ 53.041468][ T6756] ? page_put_link+0x210/0x210 [ 53.041490][ T6756] ? preempt_count_add+0x74/0x140 [ 53.041500][ T6756] ? __mnt_want_write+0x1da/0x2c0 [ 53.041514][ T6756] path_openat+0x93c/0x27f0 [ 53.041530][ T6756] ? path_lookupat.isra.0+0x530/0x530 [ 53.041540][ T6756] ? up_read+0x1a8/0x750 [ 53.041553][ T6756] ? mark_held_locks+0xe0/0xe0 [ 53.041562][ T6756] ? down_read_nested+0x430/0x430 [ 53.041578][ T6756] do_filp_open+0x192/0x260 [ 53.041590][ T6756] ? may_open_dev+0xf0/0xf0 [ 53.041604][ T6756] ? simple_attr_release+0x40/0x40 [ 53.041620][ T6756] ? _raw_spin_unlock+0x24/0x40 [ 53.041632][ T6756] ? __alloc_fd+0x46d/0x600 [ 53.041648][ T6756] do_sys_openat2+0x585/0x7d0 [ 53.041660][ T6756] ? file_open_root+0x400/0x400 [ 53.041674][ T6756] ? up_read+0x1a8/0x750 [ 53.041686][ T6756] do_sys_open+0xc3/0x140 [ 53.041698][ T6756] ? filp_open+0x70/0x70 [ 53.041711][ T6756] ? handle_mm_fault+0x29e/0x660 [ 53.041726][ T6756] ? trace_hardirqs_off_caller+0x55/0x230 [ 53.041743][ T6756] do_syscall_64+0xf6/0x7d0 [ 53.041756][ T6756] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 53.041765][ T6756] RIP: 0033:0x7ff8d9c0e6f0 [ 53.041777][ T6756] 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 [ 53.041782][ T6756] RSP: 002b:00007ffdf23505d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [[ 53.041792][ T6756] RAX: ffffffffffffffda RBX: 00005580eae02fc0 RCX: 00007ff8d9c0e6f0 [ 53.041814][ T6756] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 00005580ea82e8f5 [ 53.041819][ T6756] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 53.041826][ T6756] R10: 0000000000000240 R11: 0000000000000246 R12: 00005580ea7ff51e  OK [0[ 53.041832][ T6756] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 53.041841][ T6756] Modules linked in: m[ 53.234171][ T6756] ---[ end trace 8172357affdee7a3 ]--- ] [ 53.328174][ T6756] RIP: 0010:tomoyo_get_local_path+0x450/0x800 Started getty on[ 53.335581][ T6756] 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 tty2-tty6 if dbus and logind are not available. [ 53.392061][ T6756] RSP: 0018:ffffc90004da7450 EFLAGS: 00010206 [ 53.398239][ T6756] RAX: dffffc0000000000 RBX: ffff88809929a000 RCX: ffffffff83638a8a [ 53.407257][ T6756] RDX: 0000000000000005 RSI: ffffffff83638a98 RDI: 0000000000000028 [ 53.416174][ T6756] RBP: 1ffff920009b4e8b R08: ffff8880a3f5c5c0 R09: fffffbfff151941a [ 53.425002][ T6756] R10: ffffffff8a8ca0cf R11: fffffbfff1519419 R12: ffff88808b6b6fea [ 53.433625][ T6756] R13: ffff88808b6b6000 R14: 0000000000001a64 R15: 0000000000000000 [ 53.442491][ T6756] FS: 00007ff8dbaa58c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 53.453060][ T6756] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 53.459647][ T6756] CR2: 0000561e7d21a180 CR3: 00000000925d0000 CR4: 00000000001406e0 [ 53.468912][ T6756] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 53.477959][ T6756] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 53.486582][ T6756] Kernel panic - not syncing: Fatal exception [ 53.493953][ T6756] Kernel Offset: disabled [ 53.498462][ T6756] Rebooting in 86400 seconds..