[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200501-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr be43001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3890014438 cycles [ 0.000999][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003746][ T0] tsc: Detected 2300.000 MHz processor [ 0.006280][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007357][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008380][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015343][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.016371][ T0] check: Scanning 1 areas for low memory corruption [ 0.017455][ T0] Using GB pages for direct mapping [ 0.020786][ T0] ACPI: Early table checksum verification disabled [ 0.021712][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.022726][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.023996][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025358][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.027364][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028108][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028865][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030210][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031590][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.032905][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034699][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.035449][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.036221][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.037285][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.038346][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.039299][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.040959][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.042692][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.043898][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.045393][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.047177][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.100779][ T0] Zone ranges: [ 0.101347][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.102318][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.103299][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.104370][ T0] Device empty [ 0.105066][ T0] Movable zone start for each node [ 0.105800][ T0] Early memory node ranges [ 0.106474][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.107548][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.108558][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.109778][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.110745][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.110751][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.140474][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.603364][ T0] kasan: KernelAddressSanitizer initialized [ 0.604764][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.605504][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.606641][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.607868][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.608959][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.610109][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.611220][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.612285][ T0] Using ACPI (MADT) for SMP configuration information [ 0.613187][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.614071][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.615445][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.616654][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.617849][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.619005][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.620183][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.621434][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.622621][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.623593][ T0] Booting paravirtualized kernel on KVM [ 0.624394][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.679987][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.682420][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.683615][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.684791][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.685805][ T0] Policy zone: Normal [ 0.686429][ 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 [ 0.698156][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.522527][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.530761][ T0] Running RCU self tests [ 1.531555][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.532561][ T0] rcu: RCU lockdep checking is enabled. [ 1.533314][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.534293][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.535261][ T0] Trampoline variant of Tasks RCU enabled. [ 1.536045][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.537322][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.546077][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.547797][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.551993][ T0] Console: colour VGA+ 80x25 [ 1.554046][ T0] printk: console [ttyS0] enabled [ 1.554046][ T0] printk: console [ttyS0] enabled [ 1.555625][ T0] printk: bootconsole [earlyser0] disabled [ 1.555625][ T0] printk: bootconsole [earlyser0] disabled [ 1.557483][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.558819][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.559501][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.560261][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.560966][ T0] ... CLASSHASH_SIZE: 4096 [ 1.561698][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.562441][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.563249][ T0] ... CHAINHASH_SIZE: 32768 [ 1.564015][ T0] memory used by lock dependency info: 6301 kB [ 1.564938][ T0] memory used for stack traces: 4224 kB [ 1.565689][ T0] per task-struct memory footprint: 1920 bytes [ 1.566895][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.568687][ T0] ACPI: Core revision 20200326 [ 1.571382][ T0] APIC: Switch to symmetric I/O mode setup [ 1.572865][ T0] x2apic enabled [ 1.574548][ T0] Switched APIC routing to physical x2apic. [ 1.578833][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.580129][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.581893][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.583316][ T0] pid_max: default: 32768 minimum: 301 [ 1.585357][ T0] LSM: Security Framework initializing [ 1.586196][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.588175][ T0] Yama: becoming mindful. [ 1.589030][ T0] TOMOYO Linux initialized [ 1.590838][ T0] AppArmor: AppArmor initialized [ 1.599325][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.605737][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.607401][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.608960][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.614204][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.615325][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.616800][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.618201][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.618237][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.621928][ T0] MDS: Mitigation: Clear CPU buffers [ 1.623429][ T0] Freeing SMP alternatives memory: 96K [ 1.747454][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.750363][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.751883][ T1] rcu: Hierarchical SRCU implementation. [ 1.751883][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.751883][ T1] smp: Bringing up secondary CPUs ... [ 1.756580][ T1] x86: Booting SMP configuration: [ 1.757514][ T1] .... node #0, CPUs: #1 [ 0.024241][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.760064][ 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. [ 1.762050][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.762972][ T1] smpboot: Max logical packages: 1 [ 1.763769][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.766721][ T1] devtmpfs: initialized [ 1.766721][ T1] x86/mm: Memory block size: 128MB [ 1.796092][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.796092][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.796092][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.804409][ T1] xor: automatically using best checksumming function avx [ 1.806492][ T1] PM: RTC time: 17:47:36, date: 2020-05-01 [ 1.807360][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.807364][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.810996][ T1] NET: Registered protocol family 16 [ 1.816646][ T1] audit: initializing netlink subsys (disabled) [ 1.817639][ T26] audit: type=2000 audit(1588355256.433:1): state=initialized audit_enabled=0 res=1 [ 1.822720][ T1] cpuidle: using governor menu [ 1.822720][ T1] ACPI: bus type PCI registered [ 1.822720][ T1] dca service started, version 1.12.1 [ 1.823625][ T1] PCI: Using configuration type 1 for base access [ 1.875157][ T98] kworker/u4:1 (98) used greatest stack depth: 27336 bytes left [ 2.084092][ T558] kworker/u4:0 (558) used greatest stack depth: 26784 bytes left [ 2.360323][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.364065][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.364065][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.383348][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.581934][ T1] raid6: avx2x4 gen() 11417 MB/s [ 2.751939][ T1] raid6: avx2x4 xor() 5969 MB/s [ 2.921938][ T1] raid6: avx2x2 gen() 7910 MB/s [ 3.083745][ T1] raid6: avx2x2 xor() 3373 MB/s [ 3.253745][ T1] raid6: avx2x1 gen() 4809 MB/s [ 3.423740][ T1] raid6: avx2x1 xor() 1788 MB/s [ 3.593739][ T1] raid6: sse2x4 gen() 6079 MB/s [ 3.771931][ T1] raid6: sse2x4 xor() 3215 MB/s [ 3.941907][ T1] raid6: sse2x2 gen() 4092 MB/s [ 4.111905][ T1] raid6: sse2x2 xor() 1708 MB/s [ 4.281908][ T1] raid6: sse2x1 gen() 2405 MB/s [ 4.451904][ T1] raid6: sse2x1 xor() 902 MB/s [ 4.452738][ T1] raid6: using algorithm avx2x4 gen() 11417 MB/s [ 4.453791][ T1] raid6: .... xor() 5969 MB/s, rmw enabled [ 4.454757][ T1] raid6: using avx2x2 recovery algorithm [ 4.456915][ T1] ACPI: Added _OSI(Module Device) [ 4.457755][ T1] ACPI: Added _OSI(Processor Device) [ 4.458546][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.459301][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.460186][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.460923][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.461919][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.517315][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.588043][ T1] ACPI: Interpreter enabled [ 4.589007][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.589672][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.590745][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.594458][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.696015][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.697255][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.699180][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.707132][ T1] PCI host bridge to bus 0000:00 [ 4.707939][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.709217][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.710382][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.711521][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.711917][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.713279][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.714451][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.722760][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.743442][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.760804][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.765502][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.774088][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.778949][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.796423][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.803737][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.808817][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.826460][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.834518][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.840471][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.876289][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.880617][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.885072][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.889392][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.892550][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.903029][ T1] iommu: Default domain type: Translated [ 4.904842][ T1] vgaarb: loaded [ 4.909963][ T1] SCSI subsystem initialized [ 4.912993][ T1] ACPI: bus type USB registered [ 4.914460][ T1] usbcore: registered new interface driver usbfs [ 4.915593][ T1] usbcore: registered new interface driver hub [ 4.918564][ T1] usbcore: registered new device driver usb [ 4.920890][ T1] mc: Linux media interface: v0.10 [ 4.925902][ T1] videodev: Linux video capture interface: v2.00 [ 4.927870][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.928767][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.930366][ T1] PTP clock support registered [ 4.933028][ T1] EDAC MC: Ver: 3.0.0 [ 4.934913][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.935758][ T1] PCI: Using ACPI for IRQ routing [ 4.944153][ T1] Bluetooth: Core ver 2.22 [ 4.944489][ T1] NET: Registered protocol family 31 [ 4.944489][ T1] Bluetooth: HCI device and connection manager initialized [ 4.944489][ T1] Bluetooth: HCI socket layer initialized [ 4.944489][ T1] Bluetooth: L2CAP socket layer initialized [ 4.944489][ T1] Bluetooth: SCO socket layer initialized [ 4.944489][ T1] NET: Registered protocol family 8 [ 4.944489][ T1] NET: Registered protocol family 20 [ 4.944489][ T1] NetLabel: Initializing [ 4.944489][ T1] NetLabel: domain hash size = 128 [ 4.944745][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.946096][ T1] NetLabel: unlabeled traffic allowed by default [ 4.953503][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.953503][ T1] NET: Registered protocol family 39 [ 4.963328][ T1] clocksource: Switched to clocksource kvm-clock [ 7.700291][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.701270][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.703127][ T1] FS-Cache: Loaded [ 7.704888][ T1] CacheFiles: Loaded [ 7.705808][ T1] TOMOYO: 2.6.0 [ 7.706314][ T1] Mandatory Access Control activated. [ 7.708804][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.710164][ T1] pnp: PnP ACPI init [ 7.723866][ T1] pnp: PnP ACPI: found 7 devices [ 7.776107][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.777665][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.778776][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.779788][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.780924][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.786491][ T1] NET: Registered protocol family 2 [ 7.790070][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.794375][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.801258][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.806105][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.808989][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.810907][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.813047][ T1] [ 7.813563][ T1] ============================= [ 7.814244][ T1] WARNING: suspicious RCU usage [ 7.814917][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 7.815864][ T1] ----------------------------- [ 7.816567][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.817616][ T1] [ 7.817616][ T1] other info that might help us debug this: [ 7.817616][ T1] [ 7.819065][ T1] [ 7.819065][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.820314][ T1] 1 lock held by swapper/0/1: [ 7.820942][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.822455][ T1] [ 7.822455][ T1] stack backtrace: [ 7.823388][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 7.832406][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.832406][ T1] Call Trace: [ 7.832406][ T1] dump_stack+0x18f/0x20d [ 7.832406][ T1] ipmr_get_table+0x130/0x160 [ 7.832406][ T1] ipmr_net_init+0x133/0x430 [ 7.832406][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.832406][ T1] ops_init+0xaf/0x420 [ 7.832406][ T1] register_pernet_operations+0x346/0x840 [ 7.832406][ T1] ? setup_net+0x860/0x860 [ 7.832406][ T1] ? down_write_killable+0x170/0x170 [ 7.832406][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.832406][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.832406][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.832406][ T1] register_pernet_subsys+0x25/0x40 [ 7.832406][ T1] ip_mr_init+0x36/0x168 [ 7.832406][ T1] inet_init+0x298/0x424 [ 7.832406][ T1] do_one_initcall+0x10a/0x7d0 [ 7.832406][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.832406][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.832406][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.832406][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.832406][ T1] kernel_init_freeable+0x501/0x5ae [ 7.832406][ T1] ? rest_init+0x365/0x365 [ 7.832406][ T1] kernel_init+0xd/0x1bb [ 7.832406][ T1] ret_from_fork+0x24/0x30 [ 7.853261][ T1] NET: Registered protocol family 1 [ 7.856802][ T1] RPC: Registered named UNIX socket transport module. [ 7.857967][ T1] RPC: Registered udp transport module. [ 7.858887][ T1] RPC: Registered tcp transport module. [ 7.859699][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.862367][ T1] NET: Registered protocol family 44 [ 7.863143][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.864220][ T1] PCI: CLS 0 bytes, default 64 [ 7.868366][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.869419][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.874037][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.877984][ T1] kvm: already loaded the other module [ 7.879003][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.880626][ T1] clocksource: Switched to clocksource tsc [ 7.881669][ T1] mce: Machine check injector initialized [ 7.886569][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.945656][ T1] Initialise system trusted keyrings [ 7.947388][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.948834][ T1] zbud: loaded [ 7.955155][ T1] DLM installed [ 7.958333][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.962482][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.964994][ T1] NFS: Registering the id_resolver key type [ 7.966021][ T1] Key type id_resolver registered [ 7.966894][ T1] Key type id_legacy registered [ 7.967676][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.968907][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.977833][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.979954][ T1] Key type cifs.spnego registered [ 7.980822][ T1] Key type cifs.idmap registered [ 7.981518][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.983313][ T1] fuse: init (API version 7.31) [ 7.987974][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.001163][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.007485][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.008836][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.010476][ T1] ocfs2: Registered cluster interface o2cb [ 8.011880][ T1] ocfs2: Registered cluster interface user [ 8.013885][ T1] OCFS2 User DLM kernel interface loaded [ 8.023666][ T1] gfs2: GFS2 installed [ 8.028367][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.029674][ T1] ceph: loaded (mds proto 32) [ 8.041961][ T1] NET: Registered protocol family 38 [ 8.043470][ T1] async_tx: api initialized (async) [ 8.044403][ T1] Key type asymmetric registered [ 8.045207][ T1] Asymmetric key parser 'x509' registered [ 8.046026][ T1] Asymmetric key parser 'pkcs8' registered [ 8.046818][ T1] Key type pkcs7_test registered [ 8.047600][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.048680][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.050366][ T1] io scheduler mq-deadline registered [ 8.051118][ T1] io scheduler kyber registered [ 8.052358][ T1] io scheduler bfq registered [ 8.065714][ T1] hgafb: HGA card not detected. [ 8.066604][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.068131][ T1] usbcore: registered new interface driver udlfb [ 8.071624][ T1] uvesafb: failed to execute /sbin/v86d [ 8.072558][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.073789][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.074941][ T1] uvesafb: vbe_init() failed with -22 [ 8.075782][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.077475][ T1] vga16fb: mapped to 0x000000001cea662b [ 8.144941][ T1] Console: switching to colour frame buffer device 80x30 [ 8.430683][ T1] fb0: VGA16 VGA frame buffer device [ 8.433444][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.442695][ T1] ACPI: Power Button [PWRF] [ 8.444622][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.446246][ T1] ACPI: Sleep Button [SLPF] [ 8.453017][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.467138][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.468184][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.483592][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.484787][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.500974][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.502403][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.799833][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.801238][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.802908][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.809074][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.814249][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.819797][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.828666][ T1] Cyclades driver 2.6 [ 8.829873][ T1] Initializing Nozomi driver 2.1d [ 8.831582][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.832823][ T1] No rocketport ports found; unloading driver [ 8.836055][ T1] Non-volatile memory driver v1.3 [ 8.838002][ T1] Linux agpgart interface v0.103 [ 8.848157][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.850008][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.853954][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.855349][ T1] usbcore: registered new interface driver udl [ 8.905968][ T1] brd: module loaded [ 8.942797][ T1] loop: module loaded [ 9.110034][ T1] zram: Added device: zram0 [ 9.116814][ T1] null_blk: module loaded [ 9.123935][ T1] nfcsim 0.2 initialized [ 9.128857][ T1] Loading iSCSI transport class v2.0-870. [ 9.154662][ T1] scsi host0: Virtio SCSI HBA [ 9.196869][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.202873][ T660] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.227638][ T1] slram: not enough parameters. [ 9.237262][ T1] ftl_cs: FTL header not found. [ 9.297832][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.299419][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.303462][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.315631][ T1] MACsec IEEE 802.1AE [ 9.317777][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.366824][ T1] vcan: Virtual CAN interface driver [ 9.367666][ T1] vxcan: Virtual CAN Tunnel driver [ 9.368528][ T1] slcan: serial line CAN interface driver [ 9.369420][ T1] slcan: 10 dynamic interface channels. [ 9.370896][ T1] CAN device driver interface [ 9.373306][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.374404][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.376322][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.378249][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.379949][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.381055][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.384849][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.385849][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.386751][ T1] AX.25: bpqether driver version 004 [ 9.387640][ T1] PPP generic driver version 2.4.2 [ 9.389894][ T1] PPP BSD Compression module registered [ 9.391078][ T1] PPP Deflate Compression module registered [ 9.393137][ T1] PPP MPPE Compression module registered [ 9.394219][ T1] NET: Registered protocol family 24 [ 9.395299][ T1] PPTP driver version 0.8.5 [ 9.396963][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.398773][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.400138][ T1] SLIP linefill/keepalive option. [ 9.401032][ T1] hdlc: HDLC support module revision 1.22 [ 9.402019][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.403391][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.404452][ T1] LAPB Ethernet driver version 0.02 [ 9.405787][ T1] usbcore: registered new interface driver rndis_wlan [ 9.407461][ T1] mac80211_hwsim: initializing netlink [ 9.438746][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.455085][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.467377][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.469422][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.470952][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.472561][ T1] usbcore: registered new interface driver pegasus [ 9.473760][ T1] usbcore: registered new interface driver rtl8150 [ 9.475243][ T1] usbcore: registered new interface driver r8152 [ 9.477008][ T1] usbcore: registered new interface driver asix [ 9.478197][ T1] usbcore: registered new interface driver ax88179_178a [ 9.479963][ T1] usbcore: registered new interface driver cdc_ether [ 9.481241][ T1] usbcore: registered new interface driver dm9601 [ 9.482613][ T1] usbcore: registered new interface driver smsc75xx [ 9.484601][ T1] usbcore: registered new interface driver smsc95xx [ 9.485847][ T1] usbcore: registered new interface driver net1080 [ 9.487151][ T1] usbcore: registered new interface driver rndis_host [ 9.488759][ T1] usbcore: registered new interface driver cdc_subset [ 9.490066][ T1] usbcore: registered new interface driver zaurus [ 9.492461][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.493994][ T1] usbcore: registered new interface driver cdc_ncm [ 9.495160][ T1] usbcore: registered new interface driver cdc_mbim [ 9.500526][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.511779][ T1] aoe: AoE v85 initialised. [ 9.520693][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.523628][ T1] ehci-pci: EHCI PCI platform driver [ 9.525297][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.526661][ T1] ohci-pci: OHCI PCI platform driver [ 9.528236][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.535231][ T1] usbcore: registered new interface driver cdc_acm [ 9.536292][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.538532][ T1] usbcore: registered new interface driver usblp [ 9.540347][ T1] usbcore: registered new interface driver cdc_wdm [ 9.542878][ T1] usbcore: registered new interface driver uas [ 9.544720][ T1] usbcore: registered new interface driver usb-storage [ 9.546640][ T1] usbcore: registered new interface driver ums-realtek [ 9.549031][ T1] usbcore: registered new interface driver usbserial_generic [ 9.551866][ T1] usbserial: USB Serial support registered for generic [ 9.556927][ T1] usbcore: registered new interface driver ch341 [ 9.558845][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.560552][ T1] usbcore: registered new interface driver cp210x [ 9.562306][ T1] usbserial: USB Serial support registered for cp210x [ 9.564207][ T1] usbcore: registered new interface driver ftdi_sio [ 9.566061][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.568146][ T1] usbcore: registered new interface driver keyspan [ 9.569993][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.573672][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.575759][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.577729][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.579748][ T1] usbcore: registered new interface driver option [ 9.581262][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.583239][ T1] usbcore: registered new interface driver oti6858 [ 9.584900][ T1] usbserial: USB Serial support registered for oti6858 [ 9.586554][ T1] usbcore: registered new interface driver pl2303 [ 9.588666][ T1] usbserial: USB Serial support registered for pl2303 [ 9.590458][ T1] usbcore: registered new interface driver qcserial [ 9.592400][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.594222][ T1] usbcore: registered new interface driver sierra [ 9.596306][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.599320][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.600919][ T1] usbserial: USB Serial support registered for carelink [ 9.603044][ T1] usbserial: USB Serial support registered for zio [ 9.604633][ T1] usbserial: USB Serial support registered for funsoft [ 9.606334][ T1] usbserial: USB Serial support registered for flashloader [ 9.608130][ T1] usbserial: USB Serial support registered for google [ 9.609818][ T1] usbserial: USB Serial support registered for libtransistor [ 9.611550][ T1] usbserial: USB Serial support registered for vivopay [ 9.614346][ T1] usbserial: USB Serial support registered for moto_modem [ 9.616327][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.618052][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.619855][ T1] usbserial: USB Serial support registered for hp4x [ 9.621454][ T1] usbserial: USB Serial support registered for suunto [ 9.623107][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.628670][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.630186][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.634919][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.639437][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.640978][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.642555][ T1] usb usb1: Product: Dummy host controller [ 9.643587][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.644950][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.651460][ T1] hub 1-0:1.0: USB hub found [ 9.653218][ T1] hub 1-0:1.0: 1 port detected [ 9.660203][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.661600][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.664145][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.666763][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.668882][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.670345][ T1] usb usb2: Product: Dummy host controller [ 9.671328][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.672804][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.677309][ T1] hub 2-0:1.0: USB hub found [ 9.678626][ T1] hub 2-0:1.0: 1 port detected [ 9.685230][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.686697][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.689437][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.692290][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.693748][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.695306][ T1] usb usb3: Product: Dummy host controller [ 9.696545][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.697785][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.700675][ C1] random: fast init done [ 9.703296][ T1] hub 3-0:1.0: USB hub found [ 9.704497][ T1] hub 3-0:1.0: 1 port detected [ 9.711816][ T660] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.712708][ T21] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.714343][ T21] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.715923][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.717328][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.718871][ T21] sd 0:0:1:0: [sda] Write Protect is off [ 9.719198][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.722059][ T21] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.722389][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.725060][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.726495][ T1] usb usb4: Product: Dummy host controller [ 9.727467][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.729188][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.734358][ T1] hub 4-0:1.0: USB hub found [ 9.735755][ T1] hub 4-0:1.0: 1 port detected [ 9.738597][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.739995][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.741706][ T21] sda: sda1 [ 9.741770][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.747280][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.749545][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.750233][ T21] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.750799][ T1] usb usb5: Product: Dummy host controller [ 9.753467][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.754691][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.757386][ T1] hub 5-0:1.0: USB hub found [ 9.758250][ T1] hub 5-0:1.0: 1 port detected [ 9.761122][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.762821][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.764356][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.766371][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.768056][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.769286][ T1] usb usb6: Product: Dummy host controller [ 9.770172][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.771540][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.775504][ T1] hub 6-0:1.0: USB hub found [ 9.776376][ T1] hub 6-0:1.0: 1 port detected [ 9.779247][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.780567][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.782755][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.784800][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.786093][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.787184][ T1] usb usb7: Product: Dummy host controller [ 9.788163][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.789423][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.792202][ T1] hub 7-0:1.0: USB hub found [ 9.793183][ T1] hub 7-0:1.0: 1 port detected [ 9.796084][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.797413][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.799243][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.801248][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.802830][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.804142][ T1] usb usb8: Product: Dummy host controller [ 9.805046][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.806456][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.809139][ T1] hub 8-0:1.0: USB hub found [ 9.810035][ T1] hub 8-0:1.0: 1 port detected [ 9.826270][ T1] using random self ethernet address [ 9.827216][ T1] using random host ethernet address [ 9.829785][ T1] Mass Storage Function, version: 2009/09/11 [ 9.830682][ T1] LUN: removable file: (no medium) [ 9.831634][ T1] no file given for LUN0 [ 9.832598][ T1] printk: console [ttyGS0] disabled [ 9.835977][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.838097][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.839685][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.841520][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.843375][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.845139][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.846319][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.847384][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.848786][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.851599][ T1] hub 9-0:1.0: USB hub found [ 9.853285][ T1] hub 9-0:1.0: 8 ports detected [ 9.858680][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.860392][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.862542][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.864443][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.865944][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.867137][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.868186][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.869455][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.872964][ T1] hub 10-0:1.0: USB hub found [ 9.875935][ T1] hub 10-0:1.0: 8 ports detected [ 9.882619][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.884325][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.886252][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.887561][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.888672][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.889641][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.890983][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.894072][ T1] hub 11-0:1.0: USB hub found [ 9.895108][ T1] hub 11-0:1.0: 8 ports detected [ 9.900454][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.902459][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.904123][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.905949][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.907338][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.908537][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.909469][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.910808][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.914242][ T1] hub 12-0:1.0: USB hub found [ 9.915155][ T1] hub 12-0:1.0: 8 ports detected [ 9.921435][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.923182][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.925099][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.926642][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.927796][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 9.928795][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.930104][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 9.933269][ T1] hub 13-0:1.0: USB hub found [ 9.934225][ T1] hub 13-0:1.0: 8 ports detected [ 9.939909][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.941635][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 9.943208][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.945390][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.946746][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.947967][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 9.949038][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.950215][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 9.953347][ T1] hub 14-0:1.0: USB hub found [ 9.954418][ T1] hub 14-0:1.0: 8 ports detected [ 9.960514][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.963164][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 9.965259][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.966674][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.967911][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 9.969111][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.970347][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 9.973883][ T1] hub 15-0:1.0: USB hub found [ 9.974904][ T1] hub 15-0:1.0: 8 ports detected [ 9.980085][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.981677][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 9.984604][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.986398][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.987635][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.989047][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 9.989980][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.991247][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 9.994025][ T1] hub 16-0:1.0: USB hub found [ 9.994964][ T1] hub 16-0:1.0: 8 ports detected [ 10.004107][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.005849][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.007966][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.009378][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.010526][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.011555][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.012885][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.015490][ T1] hub 17-0:1.0: USB hub found [ 10.016387][ T1] hub 17-0:1.0: 8 ports detected [ 10.021748][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.024595][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.026603][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.028746][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.030027][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.031158][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.032265][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.033512][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.036131][ T1] hub 18-0:1.0: USB hub found [ 10.037056][ T1] hub 18-0:1.0: 8 ports detected [ 10.043802][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.045488][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.047403][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.048708][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.050167][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.051118][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.052486][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.055358][ T1] hub 19-0:1.0: USB hub found [ 10.056262][ T1] hub 19-0:1.0: 8 ports detected [ 10.063553][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.065175][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.066574][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.068426][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.069884][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.071143][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.072254][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.073520][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.076133][ T1] hub 20-0:1.0: USB hub found [ 10.077328][ T1] hub 20-0:1.0: 8 ports detected [ 10.084250][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.085882][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.087988][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.089475][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.090640][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.091595][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.093048][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.095688][ T1] hub 21-0:1.0: USB hub found [ 10.096662][ T1] hub 21-0:1.0: 8 ports detected [ 10.103337][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.104896][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.108222][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.110234][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.112280][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.113898][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.114992][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.116381][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.119180][ T1] hub 22-0:1.0: USB hub found [ 10.120301][ T1] hub 22-0:1.0: 8 ports detected [ 10.127674][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.129479][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.131453][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.133114][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.134311][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.135302][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.136531][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.139356][ T1] hub 23-0:1.0: USB hub found [ 10.140286][ T1] hub 23-0:1.0: 8 ports detected [ 10.146905][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.148654][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.150159][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.152054][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.153623][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.154916][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.155861][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.157053][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.159718][ T1] hub 24-0:1.0: USB hub found [ 10.160679][ T1] hub 24-0:1.0: 8 ports detected [ 10.167613][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.169221][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.171148][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.172757][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.173908][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.174930][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.176358][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.179169][ T1] hub 25-0:1.0: USB hub found [ 10.180018][ T1] hub 25-0:1.0: 8 ports detected [ 10.186700][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.188327][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.189878][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.191660][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.193125][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.194253][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.195197][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.196709][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.199461][ T1] hub 26-0:1.0: USB hub found [ 10.200341][ T1] hub 26-0:1.0: 8 ports detected [ 10.207335][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.208957][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.210884][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.212466][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.213835][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.214779][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.216130][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.219514][ T1] hub 27-0:1.0: USB hub found [ 10.220537][ T1] hub 27-0:1.0: 8 ports detected [ 10.226394][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.227983][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.229594][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.231710][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.234331][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.235655][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.236618][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.238004][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.240731][ T1] hub 28-0:1.0: USB hub found [ 10.241619][ T1] hub 28-0:1.0: 8 ports detected [ 10.248030][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.249772][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.251766][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.253967][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.255125][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.256048][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.257271][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.259865][ T1] hub 29-0:1.0: USB hub found [ 10.260722][ T1] hub 29-0:1.0: 8 ports detected [ 10.266034][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.267662][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.269178][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.270923][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.273474][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.274736][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.275895][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.277194][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.279868][ T1] hub 30-0:1.0: USB hub found [ 10.280779][ T1] hub 30-0:1.0: 8 ports detected [ 10.287137][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.288831][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.290725][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.293233][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.294359][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.295287][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.296449][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.299056][ T1] hub 31-0:1.0: USB hub found [ 10.300063][ T1] hub 31-0:1.0: 8 ports detected [ 10.305514][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.307166][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.308632][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.310492][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.311726][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.314072][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.314991][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.316136][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.318720][ T1] hub 32-0:1.0: USB hub found [ 10.319615][ T1] hub 32-0:1.0: 8 ports detected [ 10.325953][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.327550][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.329468][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.330965][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.333244][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.334389][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.335921][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.338657][ T1] hub 33-0:1.0: USB hub found [ 10.339537][ T1] hub 33-0:1.0: 8 ports detected [ 10.345752][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.347709][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.349189][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.351301][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.354089][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.355438][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.356360][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.357678][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.360465][ T1] hub 34-0:1.0: USB hub found [ 10.361363][ T1] hub 34-0:1.0: 8 ports detected [ 10.367707][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.369357][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.371217][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.373366][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.374855][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.375804][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.376979][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.379583][ T1] hub 35-0:1.0: USB hub found [ 10.380589][ T1] hub 35-0:1.0: 8 ports detected [ 10.386730][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.388420][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.389908][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.391682][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.394311][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.395516][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.396795][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.398147][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.401241][ T1] hub 36-0:1.0: USB hub found [ 10.402236][ T1] hub 36-0:1.0: 8 ports detected [ 10.408389][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.410031][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.411872][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.413955][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.415313][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.417353][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.418670][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.421274][ T1] hub 37-0:1.0: USB hub found [ 10.422290][ T1] hub 37-0:1.0: 8 ports detected [ 10.427792][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.429481][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.430986][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.434373][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.435860][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.437072][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.438036][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.439337][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.442053][ T1] hub 38-0:1.0: USB hub found [ 10.442913][ T1] hub 38-0:1.0: 8 ports detected [ 10.449323][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.450915][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.453751][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.455053][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.456143][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.457178][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.458421][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.461131][ T1] hub 39-0:1.0: USB hub found [ 10.462170][ T1] hub 39-0:1.0: 8 ports detected [ 10.467484][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.469179][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.470699][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.474178][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.475576][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.476771][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.477693][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.479011][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.482567][ T1] hub 40-0:1.0: USB hub found [ 10.483429][ T1] hub 40-0:1.0: 8 ports detected [ 10.489575][ T1] usbcore: registered new device driver usbip-host [ 10.494015][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.496418][ T1] i8042: Warning: Keylock active [ 10.498874][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.501460][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.565103][ T1] mousedev: PS/2 mouse device common for all mice [ 10.573010][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.580033][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.581045][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.582400][ T1] i2c /dev entries driver [ 10.584965][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.587407][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.588924][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.590677][ T1] IR NEC protocol handler initialized [ 10.591579][ T1] IR RC5(x/sz) protocol handler initialized [ 10.594513][ T1] IR RC6 protocol handler initialized [ 10.599938][ T1] IR JVC protocol handler initialized [ 10.600681][ T1] IR Sony protocol handler initialized [ 10.601477][ T1] IR SANYO protocol handler initialized [ 10.602436][ T1] IR Sharp protocol handler initialized [ 10.603267][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.604206][ T1] IR XMP protocol handler initialized [ 10.605820][ T1] usbcore: registered new interface driver uvcvideo [ 10.606821][ T1] USB Video Class driver (1.1.1) [ 10.607570][ T1] gspca_main: v2.14.0 registered [ 10.626692][ T1] vivid-000: using single planar format API [ 10.644587][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.646408][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.648127][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.649771][ T1] vivid-000: V4L2 output device registered as video4 [ 10.651234][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.653249][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.655149][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.656916][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.658586][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.660195][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.662135][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.663875][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.665877][ T1] vivid-001: using multiplanar format API [ 10.680567][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.682503][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.684056][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.686016][ T1] vivid-001: V4L2 output device registered as video8 [ 10.687474][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.689453][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.691398][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.693282][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.694906][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.696655][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.698335][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.699966][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.701596][ T1] vivid-002: using single planar format API [ 10.716112][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.717765][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.719736][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.721456][ T1] vivid-002: V4L2 output device registered as video12 [ 10.723206][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.725232][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.727097][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.728741][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.730215][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.731847][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.734225][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.736089][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.737885][ T1] vivid-003: using multiplanar format API [ 10.752075][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.754111][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.755690][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.757439][ T1] vivid-003: V4L2 output device registered as video16 [ 10.759284][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.762663][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.764553][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.766007][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.767593][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.769254][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.770972][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.774258][ T2736] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.779597][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.782154][ T1] vivid-004: using single planar format API [ 10.797726][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 10.799388][ T1] vivid-004: V4L2 capture device registered as video19 [ 10.801017][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 10.803360][ T1] vivid-004: V4L2 output device registered as video20 [ 10.804899][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 10.806714][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 10.808587][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 10.810174][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 10.811643][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 10.813296][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 10.814958][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 10.816593][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 10.818469][ T1] vivid-005: using multiplanar format API [ 10.832873][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 10.834503][ T1] vivid-005: V4L2 capture device registered as video23 [ 10.836132][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 10.838589][ T1] vivid-005: V4L2 output device registered as video24 [ 10.840048][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 10.842428][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 10.844522][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 10.846180][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 10.849547][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 10.851225][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 10.853068][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 10.854697][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 10.856393][ T1] vivid-006: using single planar format API [ 10.870376][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 10.872029][ T1] vivid-006: V4L2 capture device registered as video27 [ 10.873644][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 10.875287][ T1] vivid-006: V4L2 output device registered as video28 [ 10.876805][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 10.878574][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 10.880370][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 10.882833][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 10.884536][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 10.886154][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 10.887741][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 10.889309][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 10.891682][ T1] vivid-007: using multiplanar format API [ 10.906113][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 10.908638][ T1] vivid-007: V4L2 capture device registered as video31 [ 10.910273][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 10.911842][ T1] vivid-007: V4L2 output device registered as video32 [ 10.913485][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 10.915458][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 10.917421][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 10.918897][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 10.920357][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 10.922094][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 10.923955][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 10.925710][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 10.927344][ T1] vivid-008: using single planar format API [ 10.941613][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 10.943609][ T1] vivid-008: V4L2 capture device registered as video35 [ 10.945230][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 10.946857][ T1] vivid-008: V4L2 output device registered as video36 [ 10.948435][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 10.950249][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 10.952289][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 10.953723][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 10.955170][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 10.956698][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 10.958407][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 10.959162][ T3289] kworker/u4:4 (3289) used greatest stack depth: 26264 bytes left [ 10.961090][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 10.963330][ T1] vivid-009: using multiplanar format API [ 10.977343][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 10.979039][ T1] vivid-009: V4L2 capture device registered as video39 [ 10.980783][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 10.982920][ T1] vivid-009: V4L2 output device registered as video40 [ 10.984452][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 10.986209][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 10.987988][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 10.989498][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 10.991220][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 10.994766][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 10.996369][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 10.998075][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 10.999678][ T1] vivid-010: using single planar format API [ 11.014418][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.016181][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.017658][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.019533][ T1] vivid-010: V4L2 output device registered as video44 [ 11.021045][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.023282][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.025091][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.026582][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.028224][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.030110][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.031727][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.033675][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.035343][ T1] vivid-011: using multiplanar format API [ 11.050224][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.052099][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.053798][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.055502][ T1] vivid-011: V4L2 output device registered as video48 [ 11.060678][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.064171][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.066029][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.067567][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.069037][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.070742][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.072586][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.074159][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.075761][ T1] vivid-012: using single planar format API [ 11.090142][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.091809][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.093897][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.095454][ T1] vivid-012: V4L2 output device registered as video52 [ 11.096919][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.098805][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.101005][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.103157][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.104692][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.106228][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.107812][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.109361][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.111145][ T1] vivid-013: using multiplanar format API [ 11.125488][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.127022][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.128723][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.130319][ T1] vivid-013: V4L2 output device registered as video56 [ 11.131834][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.134208][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.136064][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.137543][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.139151][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.140879][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.142885][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.144601][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.146296][ T1] vivid-014: using single planar format API [ 11.159941][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.162051][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.163807][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.165449][ T1] vivid-014: V4L2 output device registered as video60 [ 11.167017][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.168850][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.170858][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.173059][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.174613][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.176447][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.178185][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.179945][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.181843][ T1] vivid-015: using multiplanar format API [ 11.196360][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.197951][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.201478][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.204357][ T2736] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.206604][ T1] vivid-015: V4L2 output device registered as video64 [ 11.208547][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.210540][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.213128][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.214608][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.216319][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.217898][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.219516][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.221204][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.224509][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.228455][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.230677][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.232624][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.235200][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.236732][ T1] iTCO_vendor_support: vendor-support=0 [ 11.239649][ T1] device-mapper: uevent: version 1.0.3 [ 11.241587][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.245187][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.246358][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.247504][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.248928][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.250953][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.252008][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.252954][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.254093][ T1] Bluetooth: HCI UART protocol LL registered [ 11.255105][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.256311][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.257274][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.260484][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.261739][ T1] usbcore: registered new interface driver bfusb [ 11.263214][ T1] usbcore: registered new interface driver btusb [ 11.265113][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.266068][ T1] Modular ISDN core version 1.1.29 [ 11.267687][ T1] NET: Registered protocol family 34 [ 11.268557][ T1] DSP module 2.0 [ 11.269045][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.280975][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.282883][ T1] 0 virtual devices registered [ 11.283605][ T1] intel_pstate: CPU model not supported [ 11.287484][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.288840][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.288843][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.291044][ T1] usnic_verbs:usnic_ib_init:667: [ 11.291047][ T1] Unable to initialize umem with err -1 [ 11.294335][ T1] iscsi: registered transport (iser) [ 11.296169][ T1] SoftiWARP attached [ 11.297024][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.298828][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.300370][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.312316][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.362823][ T1] usbcore: registered new interface driver usbhid [ 11.363890][ T1] usbhid: USB HID core driver [ 11.367685][ T1] ashmem: initialized [ 11.475700][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.477084][ T1] drop_monitor: Initializing network drop monitor service [ 11.478698][ T1] NET: Registered protocol family 26 [ 11.479658][ T1] GACT probability on [ 11.480249][ T1] Mirror/redirect action on [ 11.481352][ T1] Simple TC action Loaded [ 11.485200][ T1] netem: version 1.3 [ 11.486162][ T1] u32 classifier [ 11.486783][ T1] Performance counters on [ 11.487525][ T1] input device check on [ 11.488190][ T1] Actions configured [ 11.491327][ T1] nf_conntrack_irc: failed to register helpers [ 11.493533][ T1] nf_conntrack_sane: failed to register helpers [ 11.534991][ T1] nf_conntrack_sip: failed to register helpers [ 11.545492][ T1] xt_time: kernel timezone is -0000 [ 11.550811][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.558304][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.567798][ T1] IPVS: ipvs loaded. [ 11.571745][ T1] IPVS: [rr] scheduler registered. [ 11.576938][ T1] IPVS: [wrr] scheduler registered. [ 11.582174][ T1] IPVS: [lc] scheduler registered. [ 11.587355][ T1] IPVS: [wlc] scheduler registered. [ 11.592646][ T1] IPVS: [fo] scheduler registered. [ 11.597751][ T1] IPVS: [ovf] scheduler registered. [ 11.602996][ T1] IPVS: [lblc] scheduler registered. [ 11.608270][ T1] IPVS: [lblcr] scheduler registered. [ 11.613658][ T1] IPVS: [dh] scheduler registered. [ 11.618754][ T1] IPVS: [sh] scheduler registered. [ 11.623883][ T1] IPVS: [mh] scheduler registered. [ 11.629008][ T1] IPVS: [sed] scheduler registered. [ 11.634519][ T1] IPVS: [nq] scheduler registered. [ 11.639786][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.645811][ T1] IPVS: [sip] pe registered. [ 11.650532][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 11.659495][ T1] gre: GRE over IPv4 demultiplexor driver [ 11.665293][ T1] ip_gre: GRE over IPv4 tunneling driver [ 11.677483][ T1] IPv4 over IPsec tunneling driver [ 11.686364][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 11.694118][ T1] Initializing XFRM netlink socket [ 11.699395][ T1] IPsec XFRM device driver [ 11.704895][ T1] NET: Registered protocol family 10 [ 11.710394][ T1] [ 11.712830][ T1] ============================= [ 11.717666][ T1] WARNING: suspicious RCU usage [ 11.722565][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 11.729044][ T1] ----------------------------- [ 11.734024][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 11.741795][ T1] [ 11.741795][ T1] other info that might help us debug this: [ 11.741795][ T1] [ 11.752050][ T1] [ 11.752050][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 11.760098][ T1] 1 lock held by swapper/0/1: [ 11.764802][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 11.774968][ T1] [ 11.774968][ T1] stack backtrace: [ 11.780837][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 11.784948][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 11.784948][ T1] Call Trace: [ 11.784948][ T1] dump_stack+0x18f/0x20d [ 11.784948][ T1] ip6mr_get_table+0x153/0x180 [ 11.784948][ T1] ip6mr_new_table+0x1b/0x70 [ 11.784948][ T1] ip6mr_net_init+0x133/0x3f0 [ 11.784948][ T1] ? ip6mr_net_exit+0x100/0x100 [ 11.784948][ T1] ops_init+0xaf/0x420 [ 11.784948][ T1] register_pernet_operations+0x346/0x840 [ 11.784948][ T1] ? setup_net+0x860/0x860 [ 11.784948][ T1] ? down_write_killable+0x170/0x170 [ 11.784948][ T1] ? cpus_read_unlock+0xa4/0x140 [ 11.784948][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 11.784948][ T1] ? unix_diag_init+0x11/0x11 [ 11.784948][ T1] register_pernet_subsys+0x25/0x40 [ 11.784948][ T1] ip6_mr_init+0x49/0x152 [ 11.784948][ T1] inet6_init+0x1d7/0x6dc [ 11.784948][ T1] do_one_initcall+0x10a/0x7d0 [ 11.784948][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 11.784948][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 11.784948][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 11.784948][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 11.784948][ T1] kernel_init_freeable+0x501/0x5ae [ 11.784948][ T1] ? rest_init+0x365/0x365 [ 11.784948][ T1] kernel_init+0xd/0x1bb [ 11.784948][ T1] ret_from_fork+0x24/0x30 [ 11.933681][ T1] Segment Routing with IPv6 [ 11.938629][ T1] mip6: Mobile IPv6 [ 11.946208][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 11.957968][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 11.962088][ T798] floppy0: no floppy controllers found [ 11.966444][ T1] NET: Registered protocol family 17 [ 11.969880][ T798] work still pending [ 11.974675][ T1] NET: Registered protocol family 15 [ 11.985001][ T1] Bridge firewalling registered [ 11.991429][ T1] NET: Registered protocol family 9 [ 11.996830][ T1] X25: Linux Version 0.2 [ 12.029838][ T1] NET: Registered protocol family 6 [ 12.068003][ T1] NET: Registered protocol family 11 [ 12.073782][ T1] NET: Registered protocol family 3 [ 12.079020][ T1] can: controller area network core (rev 20170425 abi 9) [ 12.086554][ T1] NET: Registered protocol family 29 [ 12.091855][ T1] can: raw protocol (rev 20170425) [ 12.097055][ T1] can: broadcast manager protocol (rev 20170425 t) [ 12.103593][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 12.110136][ T1] can: SAE J1939 [ 12.114223][ T1] Bluetooth: RFCOMM TTY layer initialized [ 12.119962][ T1] Bluetooth: RFCOMM socket layer initialized [ 12.126068][ T1] Bluetooth: RFCOMM ver 1.11 [ 12.130705][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 12.138075][ T1] Bluetooth: BNEP filters: protocol multicast [ 12.144234][ T1] Bluetooth: BNEP socket layer initialized [ 12.150025][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 12.156662][ T1] Bluetooth: CMTP socket layer initialized [ 12.162589][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 12.169351][ T1] Bluetooth: HIDP socket layer initialized [ 12.175624][ T1] RPC: Registered rdma transport module. [ 12.181304][ T1] RPC: Registered rdma backchannel transport module. [ 12.190567][ T1] NET: Registered protocol family 33 [ 12.195883][ T1] Key type rxrpc registered [ 12.200459][ T1] Key type rxrpc_s registered [ 12.206028][ T1] NET: Registered protocol family 41 [ 12.211858][ T1] lec:lane_module_init: lec.c: initialized [ 12.217800][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 12.223596][ T1] l2tp_core: L2TP core driver, V2.0 [ 12.228803][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 12.234441][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 12.240995][ T1] l2tp_netlink: L2TP netlink interface [ 12.246590][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 12.253388][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 12.260944][ T1] NET: Registered protocol family 35 [ 12.266633][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 12.283096][ T1] DCCP: Activated CCID 2 (TCP-like) [ 12.288518][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 12.296411][ T1] sctp: Hash tables configured (bind 32/56) [ 12.303910][ T1] NET: Registered protocol family 21 [ 12.309959][ T1] Registered RDS/infiniband transport [ 12.316263][ T1] Registered RDS/tcp transport [ 12.321014][ T1] tipc: Activated (version 2.0.0) [ 12.326463][ T1] NET: Registered protocol family 30 [ 12.332722][ T1] tipc: Started in single node mode [ 12.338373][ T1] NET: Registered protocol family 43 [ 12.344120][ T1] 9pnet: Installing 9P2000 support [ 12.349721][ T1] NET: Registered protocol family 37 [ 12.358463][ T1] NET: Registered protocol family 36 [ 12.364243][ T1] Key type dns_resolver registered [ 12.369396][ T1] Key type ceph registered [ 12.374537][ T1] libceph: loaded (mon/osd proto 15/24) [ 12.382213][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 12.391093][ T1] openvswitch: Open vSwitch switching datapath [ 12.399655][ T1] NET: Registered protocol family 40 [ 12.405532][ T1] mpls_gso: MPLS GSO support [ 12.416677][ T1] IPI shorthand broadcast: enabled [ 12.421881][ T1] AVX2 version of gcm_enc/dec engaged. [ 12.427631][ T1] AES CTR mode by8 optimization enabled [ 12.439021][ T1] sched_clock: Marking stable (12424738219, 14241548)->(12444977222, -5997455) [ 12.449422][ T1] registered taskstats version 1 [ 12.454426][ T1] Loading compiled-in X.509 certificates [ 12.464873][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 12.476686][ T1] zswap: loaded using pool lzo/zbud [ 12.483127][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 12.492662][ T1] Key type ._fscrypt registered [ 12.497493][ T1] Key type .fscrypt registered [ 12.502325][ T1] Key type fscrypt-provisioning registered [ 12.511195][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 12.518874][ T1] FS-Cache: Netfs 'afs' registered for caching [ 12.532964][ T1] Btrfs loaded, crc32c=crc32c-intel [ 12.542989][ T1] Key type big_key registered [ 12.549608][ T1] Key type encrypted registered [ 12.554808][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 12.561367][ T1] ima: No TPM chip found, activating TPM-bypass! [ 12.567828][ T1] ima: Allocated hash algorithm: sha256 [ 12.573567][ T1] ima: No architecture policies found [ 12.579119][ T1] evm: Initialising EVM extended attributes: [ 12.585121][ T1] evm: security.selinux [ 12.589315][ T1] evm: security.SMACK64 [ 12.593968][ T1] evm: security.SMACK64EXEC [ 12.598453][ T1] evm: security.SMACK64TRANSMUTE [ 12.603419][ T1] evm: security.SMACK64MMAP [ 12.607922][ T1] evm: security.apparmor [ 12.612701][ T1] evm: security.ima [ 12.616492][ T1] evm: security.capability [ 12.620876][ T1] evm: HMAC attrs: 0x1 [ 12.626959][ T1] PM: Magic number: 4:108:794 [ 12.632085][ T1] hub 36-0:1.0: hash matches [ 12.636935][ T1] block zram0: hash matches [ 12.641670][ T1] tty ptyr2: hash matches [ 12.647486][ T1] printk: console [netcon0] enabled [ 12.652790][ T1] netconsole: network logging started [ 12.661565][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 12.670186][ T1] rdma_rxe: loaded [ 12.674637][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 12.685464][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 12.694536][ T3717] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 12.704395][ T1] ALSA device list: [ 12.708232][ T1] #0: Dummy 1 [ 12.711662][ T1] #1: Loopback 1 [ 12.715550][ T3717] cfg80211: failed to load regulatory.db [ 12.721770][ T1] #2: Virtual MIDI Card 1 [ 12.728948][ T1] md: Waiting for all devices to be available before autodetect [ 12.736631][ T1] md: If you don't use raid, use raid=noautodetect [ 12.747480][ T1] md: Autodetecting RAID arrays. [ 12.752553][ T1] md: autorun ... [ 12.756160][ T1] md: ... autorun DONE. [ 12.816692][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 12.824866][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 12.875376][ T1] devtmpfs: mounted [ 12.888956][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 12.895848][ T1] Kernel memory protection disabled. [ 12.942686][ T1] Run /sbin/init as init process [ 13.862264][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.877738][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.885356][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.958920][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 13.980513][ T1] systemd[1]: Detected virtualization kvm. [ 13.986447][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.026639][ T1] systemd[1]: Set hostname to . [ 14.369097][ T3880] selinux-autorel (3880) used greatest stack depth: 24848 bytes left [ 14.469941][ 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? [ 14.486911][ 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? [ 14.503901][ 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? [ 14.525412][ T3890] systemd-fstab-g (3890) used greatest stack depth: 23880 bytes left [ 14.525723][ T3879] systemd[3879]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 14.919387][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 14.952683][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 14.999800][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ 15.045434][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 15.087215][ T1] [ 15.089596][ T1] ============================= [ 15.094513][ T1] WARNING: suspicious RCU usage [ 15.099338][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 15.105884][ T1] ----------------------------- [ 15.110712][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 15.120031][ T1] [ 15.120031][ T1] other info that might help us debug this: [ 15.120031][ T1] [ 15.130293][ T1] [ 15.130293][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.138413][ T1] 2 locks held by systemd/1: [ 15.143031][ T1] #0: ffff888098cfc450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 15.152165][ T1] #1: ffff8880978ad5d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 15.162193][ T1] [ 15.162193][ T1] stack backtrace: [ 15.168083][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 15.176985][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.187014][ T1] Call Trace: [ 15.190295][ T1] dump_stack+0x18f/0x20d [ 15.194605][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.199692][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.205146][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.209991][ T1] security_inode_setxattr+0x18f/0x200 [ 15.215451][ T1] vfs_setxattr+0xa7/0xf0 [ 15.220163][ T1] setxattr+0x23d/0x330 [ 15.224320][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.228909][ T1] ? lock_acquire+0x1f4/0x940 [ 15.233568][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.240781][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.246155][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.251436][ T1] ? preempt_count_add+0x74/0x140 [ 15.256438][ T1] ? preempt_count_add+0x74/0x140 [ 15.261458][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.266480][ T1] path_setxattr+0x170/0x190 [ 15.271433][ T1] ? setxattr+0x330/0x330 [ 15.275785][ T1] ? task_work_run+0x160/0x1b0 [ 15.280527][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.285448][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 15.290725][ T1] do_syscall_64+0xf6/0x7d0 [ 15.295220][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 15.301095][ T1] RIP: 0033:0x7f3dd602f67a [ 15.306200][ 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 [ 15.325782][ T1] RSP: 002b:00007ffdc7dcf4f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 15.334167][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3dd602f67a [ 15.342113][ T1] RDX: 00007ffdc7dcf570 RSI: 000055c43dd3af9b RDI: 000055c43f6b55d0 [ 15.350066][ T1] RBP: 000055c43dd3af9b R08: 0000000000000000 R09: 0000000000000030 [ 15.358087][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffdc7dcf570 [ 15.366046][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055c43f6a21f0 [ 15.374991][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ OK ] Created slice system-getty.slice. Mounting /proc/sys/fs/binfmt_misc... [ 15.497110][ T3891] mount (3891) used greatest stack depth: 23720 bytes left [ OK ] Reached target Remote File Systems. Mounting /sys/kernel/config... [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Slices. [ OK ] Listening on Journal Audit Socket. Mounting POSIX Message Queue File System... Mounting Huge Pages File System... [ OK ] Reached target Swap. Starting Load Kernel Modules... [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Listening on Journal Socket (/dev/log). Starting Journal Service... [ OK ] Listening on udev Control Socket. Mounting /sys/kernel/debug... [ OK ] Listening on /dev/initctl Compatibility Named Pipe. Starting Create Static Device Nodes in /dev... Starting Remount Root and Kernel File Systems... [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. [ OK ] Reached target Sockets. [ 16.372669][ T3905] systemd-tmpfile (3905) used greatest stack depth: 23712 bytes left [ 16.427508][ T3907] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Remount Root and Kernel File Systems. Starting Load/Save Random Seed... Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems (Pre). Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 18.341415][ T3902] systemd-journald[3902]: 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... [ 18.985135][ T1] [ 18.987643][ T1] ============================= [ 19.002143][ T1] WARNING: suspicious RCU usage [ 19.007018][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 19.024016][ T1] ----------------------------- [ 19.028914][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.050677][ T1] [ 19.050677][ T1] other info that might help us debug this: [ 19.050677][ T1] [ 19.061694][ T3956] [ 19.064238][ T3956] ============================= [ 19.069081][ T3956] WARNING: suspicious RCU usage [ 19.075705][ T1] [ 19.075705][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.084377][ T3956] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 19.090878][ T3956] ----------------------------- [ 19.096626][ T3956] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 19.102017][ T1] 4 locks held by systemd/1: [ 19.106923][ T3956] [ 19.106923][ T3956] other info that might help us debug this: [ 19.106923][ T3956] [ 19.110611][ T1] #0: ffff888098fc6450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.130862][ T1] #1: ffff8880a8f14888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.132043][ T3956] [ 19.132043][ T3956] rcu_scheduler_active = 2, debug_locks = 1 [ 19.142976][ T1] #2: ffff8880a8eed3e8 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.161973][ T3956] 1 lock held by ip/3956: [ 19.164052][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.167463][ T3956] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 19.179205][ T1] [ 19.179205][ T1] stack backtrace: [ 19.194883][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 19.203823][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.213984][ T1] Call Trace: [ 19.217285][ T1] dump_stack+0x18f/0x20d [ 19.221659][ T1] match_exception_partial+0x2ee/0x340 [ 19.221956][ T3956] [ 19.221956][ T3956] stack backtrace: [ 19.227228][ T1] verify_new_ex+0x176/0x3a0 [ 19.239422][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 19.245236][ T1] ? lock_acquire+0x1f4/0x940 [ 19.249914][ T1] ? kernfs_fop_write+0x1db/0x490 [ 19.254936][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.261215][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 19.265984][ T1] ? lock_downgrade+0x840/0x840 [ 19.270842][ T1] cgroup_file_write+0x20d/0x710 [ 19.275913][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.281144][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.286863][ T1] ? __might_fault+0x190/0x1d0 [ 19.291628][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.296916][ T1] kernfs_fop_write+0x268/0x490 [ 19.301866][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 19.306798][ T1] __vfs_write+0x76/0x100 [ 19.311228][ T1] vfs_write+0x268/0x5d0 [ 19.315682][ T1] ksys_write+0x12d/0x250 [ 19.321324][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 19.326179][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.332081][ T1] do_syscall_64+0xf6/0x7d0 [ 19.336592][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.342603][ T1] RIP: 0033:0x7f3dd6023970 [ 19.347198][ 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 [ 19.368543][ T1] RSP: 002b:00007ffdc7dcf0b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 19.377048][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f3dd6023970 [ 19.385039][ T1] RDX: 000000000000000a RSI: 000055c43f6b15b0 RDI: 0000000000000027 [ 19.393009][ T1] RBP: 000055c43f6b15b0 R08: 000055c43f7089f0 R09: 00007f3dd7a59500 [ 19.400984][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 19.409414][ T1] R13: 0000000000000001 R14: 000055c43f708910 R15: 000000000000000a [ 19.422934][ T3956] CPU: 1 PID: 3956 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 19.432508][ T3956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.443087][ T3956] Call Trace: [ 19.446407][ T3956] dump_stack+0x18f/0x20d [ 19.450745][ T3956] bpq_device_event+0x609/0x75a [ 19.455606][ T3956] notifier_call_chain+0xc0/0x230 [ 19.460650][ T3956] call_netdevice_notifiers_info+0xb5/0x130 [ 19.466571][ T3956] __dev_notify_flags+0x121/0x2c0 [ 19.471605][ T3956] ? dev_change_name+0x700/0x700 [ 19.476581][ T3956] ? dev_set_allmulti+0x30/0x30 [ 19.481442][ T3956] ? print_usage_bug+0x240/0x240 [ 19.486397][ T3956] dev_change_flags+0x100/0x160 [ 19.491376][ T3956] do_setlink+0xa1c/0x35d0 [ 19.495919][ T3956] ? mark_lock+0x129/0x1390 [ 19.500430][ T3956] ? rtnl_getlink+0xab0/0xab0 [ 19.505118][ T3956] ? print_usage_bug+0x240/0x240 [ 19.510578][ T3956] ? mark_lock+0x129/0x1390 [ 19.515088][ T3956] ? mark_lock+0x129/0x1390 [ 19.519612][ T3956] ? memset+0x20/0x40 [ 19.523624][ T3956] ? __nla_validate_parse+0x2dc/0x1c70 [ 19.529102][ T3956] ? nla_get_range_signed+0x520/0x520 [ 19.534476][ T3956] ? mark_held_locks+0xe0/0xe0 [ 19.539252][ T3956] ? deref_stack_reg+0xaa/0xe0 [ 19.544022][ T3956] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 19.550627][ T3956] __rtnl_newlink+0xad0/0x1590 [ 19.555408][ T3956] ? rtnl_link_unregister+0x240/0x240 [ 19.560790][ T3956] ? is_bpf_text_address+0xcb/0x160 [ 19.566019][ T3956] ? kernel_text_address+0x6e/0xe0 [ 19.571133][ T3956] ? __kernel_text_address+0x9/0x30 [ 19.576334][ T3956] ? unwind_get_return_address+0x5a/0xa0 [ 19.582501][ T3956] ? profile_setup.cold+0xc1/0xc1 [ 19.587525][ T3956] ? arch_stack_walk+0x97/0xf0 [ 19.592304][ T3956] ? stack_trace_save+0x8c/0xc0 [ 19.597159][ T3956] ? stack_trace_consume_entry+0x160/0x160 [ 19.603017][ T3956] ? rtnl_newlink+0x46/0xa0 [ 19.607531][ T3956] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 19.613094][ T3956] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 19.619078][ T3956] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 19.624893][ T3956] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 19.630472][ T3956] rtnl_newlink+0x64/0xa0 [ 19.634809][ T3956] ? __rtnl_newlink+0x1590/0x1590 [ 19.639839][ T3956] rtnetlink_rcv_msg+0x44e/0xad0 [ 19.644791][ T3956] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.650086][ T3956] ? lock_acquire+0x1f4/0x940 [ 19.654768][ T3956] ? netlink_deliver_tap+0x146/0xcc0 [ 19.660060][ T3956] netlink_rcv_skb+0x15a/0x430 [ 19.664829][ T3956] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 19.670118][ T3956] ? netlink_ack+0xa60/0xa60 [ 19.675326][ T3956] ? netlink_deliver_tap+0x236/0xcc0 [ 19.680710][ T3956] netlink_unicast+0x537/0x740 [ 19.685483][ T3956] ? netlink_attachskb+0x810/0x810 [ 19.690599][ T3956] ? _copy_from_iter_full+0x25c/0x870 [ 19.695973][ T3956] ? __phys_addr_symbol+0x2c/0x70 [ 19.700997][ T3956] ? __check_object_size+0x171/0x437 [ 19.706289][ T3956] netlink_sendmsg+0x882/0xe10 [ 19.711053][ T3956] ? aa_af_perm+0x260/0x260 [ 19.715560][ T3956] ? netlink_unicast+0x740/0x740 [ 19.720856][ T3956] ? netlink_unicast+0x740/0x740 [ 19.725794][ T3956] sock_sendmsg+0xcf/0x120 [ 19.730215][ T3956] ____sys_sendmsg+0x6bf/0x7e0 [ 19.734982][ T3956] ? mark_held_locks+0xe0/0xe0 [ 19.739748][ T3956] ? kernel_sendmsg+0x50/0x50 [ 19.744429][ T3956] ? find_held_lock+0x2d/0x110 [ 19.749195][ T3956] ? mark_lock+0x129/0x1390 [ 19.754494][ T3956] ___sys_sendmsg+0x100/0x170 [ 19.759180][ T3956] ? sendmsg_copy_msghdr+0x70/0x70 [ 19.764300][ T3956] ? migration_entry_to_page+0x310/0x310 [ 19.769946][ T3956] ? do_raw_spin_unlock+0x171/0x260 [ 19.775156][ T3956] ? find_held_lock+0x2d/0x110 [ 19.779925][ T3956] ? do_page_fault+0x59e/0x13da [ 19.784785][ T3956] ? vm_insert_pages+0x6a0/0x6a0 [ 19.789748][ T3956] ? lock_downgrade+0x840/0x840 [ 19.794604][ T3956] ? __fget_light+0x1ab/0x270 [ 19.799289][ T3956] __sys_sendmsg+0xec/0x1b0 [ 19.803798][ T3956] ? __sys_sendmsg_sock+0xb0/0xb0 [ 19.808828][ T3956] ? down_read_nested+0x430/0x430 [ 19.813868][ T3956] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.819590][ T3956] ? do_syscall_64+0x21/0x7d0 [ 19.824274][ T3956] do_syscall_64+0xf6/0x7d0 [ 19.828782][ T3956] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.834672][ T3956] RIP: 0033:0x7fed39a01dc7 [ 19.839090][ T3956] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 19.858938][ T3956] RSP: 002b:00007fff3b1d9e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 19.867358][ T3956] RAX: ffffffffffffffda RBX: 000000005eac60ca RCX: 00007fed39a01dc7 [ 19.875353][ T3956] RDX: 0000000000000000 RSI: 00007fff3b1d9ed0 RDI: 0000000000000003 [ 19.883329][ T3956] RBP: 00007fff3b1d9ed0 R08: 0000000000001000 R09: fefefeff77686d74 [ 19.891306][ T3956] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff3b1d9f10 [ 19.899280][ T3956] R13: 0000557618dca3c0 R14: 00007fff3b1e1f90 R15: 0000000000000000 Startin[ 19.932243][ T3956] ip (3956) used greatest stack depth: 23352 bytes left g Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 21.040116][ C1] random: crng init done [ 21.044472][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ 23.000375][ T3967] systemd-timesyn (3967) used greatest stack depth: 23048 bytes left [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ OK ] Reached target Sound Card. [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ 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 ] Started Daily apt download activities. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting System Logging Service... [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting getty on tty2-tty6 if dbus and logind are not available... Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty2. Starting Load/Save RF Kill Switch Status... [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started Load/Save RF Kill Switch Status. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 51.451814][ T6809] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 51.463526][ T6809] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 51.471929][ T6809] CPU: 1 PID: 6809 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 51.480834][ T6809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.490867][ T6809] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.496912][ T6809] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 51.516495][ T6809] RSP: 0018:ffffc90004d97450 EFLAGS: 00010206 [ 51.522545][ T6809] RAX: dffffc0000000000 RBX: ffff8880992b4000 RCX: ffffffff8363b42a [ 51.530586][ T6809] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 51.538533][ T6809] RBP: 1ffff920009b2e8b R08: ffff8880a4d924c0 R09: fffffbfff1559872 [ 51.546490][ T6809] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880971a8fea [ 51.554442][ T6809] R13: ffff8880971a8000 R14: 0000000000001a99 R15: 0000000000000000 [ 51.562393][ T6809] FS: 00007fb4c5cb48c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 51.571294][ T6809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.577859][ T6809] CR2: 0000561cd2d3d8f5 CR3: 000000009f5a2000 CR4: 00000000001406e0 [ 51.585821][ T6809] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.593770][ T6809] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.601710][ T6809] Call Trace: [ 51.604996][ T6809] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 51.610339][ T6809] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 51.616128][ T6809] ? __kmalloc+0x62f/0x7a0 [ 51.620521][ T6809] ? tomoyo_realpath_from_path+0xc2/0x620 [ 51.626817][ T6809] ? lock_release+0x800/0x800 [ 51.631480][ T6809] ? __lock_acquire+0x2018/0x3f20 [ 51.636481][ T6809] tomoyo_realpath_from_path+0x393/0x620 [ 51.642346][ T6809] tomoyo_path_number_perm+0x1c2/0x4d0 [ 51.647813][ T6809] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 51.653424][ T6809] ? tomoyo_execute_permission+0x470/0x470 [ 51.659214][ T6809] ? d_alloc_parallel+0x785/0x1b10 [ 51.664300][ T6809] ? d_alloc_parallel+0x9ea/0x1b10 [ 51.669382][ T6809] ? rcu_read_lock_held_common+0x130/0x130 [ 51.675158][ T6809] ? print_usage_bug+0x240/0x240 [ 51.680065][ T6809] tomoyo_path_mknod+0x10d/0x190 [ 51.684973][ T6809] ? tomoyo_path_chown+0x1b0/0x1b0 [ 51.690054][ T6809] ? mark_held_locks+0x9f/0xe0 [ 51.694798][ T6809] ? d_lookup+0xec/0x250 [ 51.699022][ T6809] security_path_mknod+0x116/0x180 [ 51.704102][ T6809] lookup_open+0x5ae/0x1320 [ 51.708577][ T6809] ? page_put_link+0x210/0x210 [ 51.713314][ T6809] ? preempt_count_add+0x74/0x140 [ 51.718395][ T6809] ? __mnt_want_write+0x1da/0x2c0 [ 51.723392][ T6809] path_openat+0x93c/0x27f0 [ 51.727869][ T6809] ? path_lookupat.isra.0+0x530/0x530 [ 51.733211][ T6809] ? up_read+0x1a8/0x750 [ 51.737436][ T6809] ? mark_held_locks+0xe0/0xe0 [ 51.742169][ T6809] ? down_read_nested+0x430/0x430 [ 51.747176][ T6809] do_filp_open+0x192/0x260 [ 51.751673][ T6809] ? may_open_dev+0xf0/0xf0 [ 51.756157][ T6809] ? simple_attr_release+0x40/0x40 [ 51.761241][ T6809] ? _raw_spin_unlock+0x24/0x40 [ 51.766063][ T6809] ? __alloc_fd+0x46d/0x600 [ 51.770539][ T6809] do_sys_openat2+0x585/0x7d0 [ 51.775197][ T6809] ? file_open_root+0x400/0x400 [ 51.780026][ T6809] ? up_read+0x1a8/0x750 [ 51.784252][ T6809] do_sys_open+0xc3/0x140 [ 51.788562][ T6809] ? filp_open+0x70/0x70 [ 51.794999][ T6809] ? handle_mm_fault+0x29e/0x660 [ 51.800034][ T6809] ? trace_hardirqs_off_caller+0x55/0x230 [ 51.805733][ T6809] do_syscall_64+0xf6/0x7d0 [ 51.810215][ T6809] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.816081][ T6809] RIP: 0033:0x7fb4c3e1d6f0 [ 51.820470][ T6809] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 51.840044][ T6809] RSP: 002b:00007ffdc1077988 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 51.848425][ T6809] RAX: ffffffffffffffda RBX: 0000561cd4cc0320 RCX: 00007fb4c3e1d6f0 [ 51.856377][ T6809] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000561cd2d3d8f5 [ 51.864325][ T6809] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 51.872287][ T6809] R10: 0000000000000240 R11: 0000000000000246 R12: 0000561cd2d0e51e [ 51.880260][ T6809] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 51.888214][ T6809] Modules linked in: [ 51.893591][ T6809] ---[ end trace 02ddb6bd39865eaa ]--- [ 51.899154][ T6809] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.905454][ T6809] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 51.925409][ T6809] RSP: 0018:ffffc90004d97450 EFLAGS: 00010206 [ 51.931479][ T6809] RAX: dffffc0000000000 RBX: ffff8880992b4000 RCX: ffffffff8363b42a [ 51.939485][ T6809] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 51.947698][ T6809] RBP: 1ffff920009b2e8b R08: ffff8880a4d924c0 R09: fffffbfff1559872 [ 51.955710][ T6809] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880971a8fea [ 51.963742][ T6809] R13: ffff8880971a8000 R14: 0000000000001a99 R15: 0000000000000000 [ 51.971695][ T6809] FS: 00007fb4c5cb48c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 51.980909][ T6809] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.987558][ T6809] CR2: 0000561cd2d3d8f5 CR3: 000000009f5a2000 CR4: 00000000001406e0 [ 51.995568][ T6809] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.003617][ T6809] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 52.011584][ T6809] Kernel panic - not syncing: Fatal exception [ 52.018865][ T6809] Kernel Offset: disabled [ 52.023179][ T6809] Rebooting in 86400 seconds..