[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200428-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000005][ T0] kvm-clock: using sched offset of 3527464860 cycles [ 0.002293][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.008285][ T0] tsc: Detected 2300.000 MHz processor [ 0.011653][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.013775][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.016206][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.024440][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.027075][ T0] check: Scanning 1 areas for low memory corruption [ 0.028706][ T0] Using GB pages for direct mapping [ 0.032679][ T0] ACPI: Early table checksum verification disabled [ 0.035096][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.036589][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.039001][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.041242][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.044366][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.046276][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.048136][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.050501][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.053365][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.056283][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.058448][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.059815][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.061519][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.063536][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.064957][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.066958][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.070097][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.073202][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.074903][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.077873][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.080222][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.136769][ T0] Zone ranges: [ 0.137579][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.139423][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.141676][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.143307][ T0] Device empty [ 0.143935][ T0] Movable zone start for each node [ 0.145008][ T0] Early memory node ranges [ 0.146166][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.147699][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.149742][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.151483][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.153578][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.153586][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.188106][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.657695][ T0] kasan: KernelAddressSanitizer initialized [ 0.660086][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.661608][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.663669][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.665987][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.668154][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.670401][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.672590][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.674783][ T0] Using ACPI (MADT) for SMP configuration information [ 0.676288][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.677737][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.680595][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.682691][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.685580][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.688498][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.690649][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.693577][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.696024][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.697599][ T0] Booting paravirtualized kernel on KVM [ 0.698668][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.756211][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.759828][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.762386][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.765382][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.767438][ T0] Policy zone: Normal [ 0.768749][ 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 [ 0.790203][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.711521][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17321K rwdata, 21708K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.722838][ T0] Running RCU self tests [ 1.724056][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.725414][ T0] rcu: RCU lockdep checking is enabled. [ 1.727101][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.729448][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.731656][ T0] Trampoline variant of Tasks RCU enabled. [ 1.733665][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.736066][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.747831][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.751240][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.755491][ T0] Console: colour VGA+ 80x25 [ 1.758573][ T0] printk: console [ttyS0] enabled [ 1.758573][ T0] printk: console [ttyS0] enabled [ 1.761231][ T0] printk: bootconsole [earlyser0] disabled [ 1.761231][ T0] printk: bootconsole [earlyser0] disabled [ 1.765570][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.768432][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.769802][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.771465][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.772950][ T0] ... CLASSHASH_SIZE: 4096 [ 1.774225][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.775743][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.777396][ T0] ... CHAINHASH_SIZE: 32768 [ 1.778744][ T0] memory used by lock dependency info: 6301 kB [ 1.780594][ T0] memory used for stack traces: 4224 kB [ 1.781791][ T0] per task-struct memory footprint: 1920 bytes [ 1.783635][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.786804][ T0] ACPI: Core revision 20200326 [ 1.790736][ T0] APIC: Switch to symmetric I/O mode setup [ 1.793529][ T0] x2apic enabled [ 1.796342][ T0] Switched APIC routing to physical x2apic. [ 1.801392][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.803415][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.807403][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.817414][ T0] pid_max: default: 32768 minimum: 301 [ 1.820683][ T0] LSM: Security Framework initializing [ 1.822082][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.824605][ T0] Yama: becoming mindful. [ 1.826294][ T0] TOMOYO Linux initialized [ 1.828620][ T0] AppArmor: AppArmor initialized [ 1.837939][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.844839][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.847151][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.847514][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.854135][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.857423][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.859822][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.862428][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.862463][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.867430][ T0] MDS: Mitigation: Clear CPU buffers [ 1.869952][ T0] Freeing SMP alternatives memory: 96K [ 1.995868][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.997390][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.997390][ T1] rcu: Hierarchical SRCU implementation. [ 1.997390][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.999122][ T1] smp: Bringing up secondary CPUs ... [ 2.008021][ T1] x86: Booting SMP configuration: [ 2.009893][ T1] .... node #0, CPUs: #1 [ 0.056311][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 2.012986][ 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. [ 2.017554][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.018605][ T1] smpboot: Max logical packages: 1 [ 2.019530][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.023171][ T1] devtmpfs: initialized [ 2.023171][ T1] x86/mm: Memory block size: 128MB [ 2.049915][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 2.051072][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.057535][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.060956][ T1] xor: automatically using best checksumming function avx [ 2.064159][ T1] PM: RTC time: 08:27:11, date: 2020-04-28 [ 2.067663][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.067668][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.072451][ T1] NET: Registered protocol family 16 [ 2.080777][ T1] audit: initializing netlink subsys (disabled) [ 2.083004][ T27] audit: type=2000 audit(1588062431.534:1): state=initialized audit_enabled=0 res=1 [ 2.088469][ T1] cpuidle: using governor menu [ 2.089232][ T1] ACPI: bus type PCI registered [ 2.098049][ T46] kworker/u4:1 (46) used greatest stack depth: 27176 bytes left [ 2.100509][ T1] dca service started, version 1.12.1 [ 2.100509][ T1] PCI: Using configuration type 1 for base access [ 2.624665][ T1096] kworker/u4:1 (1096) used greatest stack depth: 26272 bytes left [ 2.644084][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.648955][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.649694][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.679153][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.877462][ T1] raid6: avx2x4 gen() 11324 MB/s [ 3.047426][ T1] raid6: avx2x4 xor() 5776 MB/s [ 3.211855][ T1] raid6: avx2x2 gen() 7124 MB/s [ 3.381853][ T1] raid6: avx2x2 xor() 3525 MB/s [ 3.551857][ T1] raid6: avx2x1 gen() 4908 MB/s [ 3.721852][ T1] raid6: avx2x1 xor() 1926 MB/s [ 3.897432][ T1] raid6: sse2x4 gen() 5913 MB/s [ 4.061844][ T1] raid6: sse2x4 xor() 3040 MB/s [ 4.231906][ T1] raid6: sse2x2 gen() 3592 MB/s [ 4.401873][ T1] raid6: sse2x2 xor() 1789 MB/s [ 4.571845][ T1] raid6: sse2x1 gen() 2432 MB/s [ 4.741851][ T1] raid6: sse2x1 xor() 957 MB/s [ 4.743690][ T1] raid6: using algorithm avx2x4 gen() 11324 MB/s [ 4.745668][ T1] raid6: .... xor() 5776 MB/s, rmw enabled [ 4.747419][ T1] raid6: using avx2x2 recovery algorithm [ 4.751335][ T1] ACPI: Added _OSI(Module Device) [ 4.752948][ T1] ACPI: Added _OSI(Processor Device) [ 4.755128][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.757302][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.757462][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.759102][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.760869][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.819043][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.895133][ T1] ACPI: Interpreter enabled [ 4.896999][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.897463][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.899980][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.904415][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 5.016216][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.017461][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 5.020918][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.031923][ T1] PCI host bridge to bus 0000:00 [ 5.033451][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 5.036509][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.037489][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.038940][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.041595][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.044227][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.045874][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 5.054510][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 5.081809][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.099355][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.105806][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.117440][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.124349][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.145807][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.154247][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.160818][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.185297][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.195099][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.201869][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.239700][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.246076][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.250823][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.256306][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.259755][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.272797][ T1] iommu: Default domain type: Translated [ 5.275319][ T1] vgaarb: loaded [ 5.281721][ T1] SCSI subsystem initialized [ 5.287423][ T1] ACPI: bus type USB registered [ 5.287731][ T1] usbcore: registered new interface driver usbfs [ 5.287786][ T1] usbcore: registered new interface driver hub [ 5.287860][ T1] usbcore: registered new device driver usb [ 5.291106][ T1] mc: Linux media interface: v0.10 [ 5.297805][ T1] videodev: Linux video capture interface: v2.00 [ 5.298849][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.301199][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.309604][ T1] PTP clock support registered [ 5.309604][ T1] EDAC MC: Ver: 3.0.0 [ 5.317423][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.320269][ T1] PCI: Using ACPI for IRQ routing [ 5.321183][ T1] Bluetooth: Core ver 2.22 [ 5.321183][ T1] NET: Registered protocol family 31 [ 5.321994][ T1] Bluetooth: HCI device and connection manager initialized [ 5.328450][ T1] Bluetooth: HCI socket layer initialized [ 5.328450][ T1] Bluetooth: L2CAP socket layer initialized [ 5.328450][ T1] Bluetooth: SCO socket layer initialized [ 5.329871][ T1] NET: Registered protocol family 8 [ 5.330908][ T1] NET: Registered protocol family 20 [ 5.337479][ T1] NetLabel: Initializing [ 5.337639][ T1] NetLabel: domain hash size = 128 [ 5.337639][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.337824][ T1] NetLabel: unlabeled traffic allowed by default [ 5.347992][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.348242][ T1] NET: Registered protocol family 39 [ 5.350247][ T1] clocksource: Switched to clocksource kvm-clock [ 8.135623][ T1] VFS: Disk quotas dquot_6.6.0 [ 8.137832][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 8.141547][ T1] FS-Cache: Loaded [ 8.143938][ T1] CacheFiles: Loaded [ 8.145108][ T1] TOMOYO: 2.6.0 [ 8.146420][ T1] Mandatory Access Control activated. [ 8.149864][ T1] AppArmor: AppArmor Filesystem Enabled [ 8.152526][ T1] pnp: PnP ACPI init [ 8.167818][ T1] pnp: PnP ACPI: found 7 devices [ 8.222252][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.224410][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.226249][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.228781][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.230717][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.234708][ T1] NET: Registered protocol family 2 [ 8.239353][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.243014][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.254467][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.260232][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.264264][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.267062][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.271346][ T1] [ 8.272209][ T1] ============================= [ 8.274059][ T1] WARNING: suspicious RCU usage [ 8.275452][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 8.277127][ T1] ----------------------------- [ 8.278347][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.280446][ T1] [ 8.280446][ T1] other info that might help us debug this: [ 8.280446][ T1] [ 8.282827][ T1] [ 8.282827][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.284590][ T1] 1 lock held by swapper/0/1: [ 8.285893][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.287938][ T1] [ 8.287938][ T1] stack backtrace: [ 8.289546][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 8.291586][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.296351][ T1] Call Trace: [ 8.297353][ T1] dump_stack+0x18f/0x20d [ 8.297903][ T1] ipmr_get_table+0x130/0x160 [ 8.297903][ T1] ipmr_net_init+0x133/0x430 [ 8.297903][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.297903][ T1] ops_init+0xaf/0x420 [ 8.297903][ T1] register_pernet_operations+0x346/0x840 [ 8.297903][ T1] ? setup_net+0x860/0x860 [ 8.297903][ T1] ? down_write_killable+0x170/0x170 [ 8.297903][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.297903][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.297903][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.297903][ T1] register_pernet_subsys+0x25/0x40 [ 8.297903][ T1] ip_mr_init+0x36/0x168 [ 8.297903][ T1] inet_init+0x298/0x424 [ 8.297903][ T1] do_one_initcall+0x10a/0x7d0 [ 8.297903][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.297903][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.297903][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.297903][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.297903][ T1] kernel_init_freeable+0x501/0x5ae [ 8.297903][ T1] ? rest_init+0x365/0x365 [ 8.297903][ T1] kernel_init+0xd/0x1bb [ 8.297903][ T1] ret_from_fork+0x24/0x30 [ 8.332063][ T1] NET: Registered protocol family 1 [ 8.335819][ T1] RPC: Registered named UNIX socket transport module. [ 8.338520][ T1] RPC: Registered udp transport module. [ 8.339986][ T1] RPC: Registered tcp transport module. [ 8.341305][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.345402][ T1] NET: Registered protocol family 44 [ 8.349207][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.350325][ T1] PCI: CLS 0 bytes, default 64 [ 8.356121][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.358654][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.364916][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.371007][ T1] kvm: already loaded the other module [ 8.373011][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.376415][ T1] clocksource: Switched to clocksource tsc [ 8.378378][ T1] mce: Machine check injector initialized [ 8.384551][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.455797][ T1] Initialise system trusted keyrings [ 8.459738][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.461953][ T1] zbud: loaded [ 8.467980][ T1] DLM installed [ 8.471872][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.476181][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.481395][ T1] NFS: Registering the id_resolver key type [ 8.483299][ T1] Key type id_resolver registered [ 8.485486][ T1] Key type id_legacy registered [ 8.487640][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.490881][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.498363][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.502631][ T1] Key type cifs.spnego registered [ 8.504209][ T1] Key type cifs.idmap registered [ 8.505525][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.507934][ T1] fuse: init (API version 7.31) [ 8.512222][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.525702][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.534029][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.535778][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.538394][ T1] ocfs2: Registered cluster interface o2cb [ 8.540585][ T1] ocfs2: Registered cluster interface user [ 8.543064][ T1] OCFS2 User DLM kernel interface loaded [ 8.553112][ T1] gfs2: GFS2 installed [ 8.559109][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.562084][ T1] ceph: loaded (mds proto 32) [ 8.575699][ T1] NET: Registered protocol family 38 [ 8.578184][ T1] async_tx: api initialized (async) [ 8.579280][ T1] Key type asymmetric registered [ 8.581268][ T1] Asymmetric key parser 'x509' registered [ 8.582960][ T1] Asymmetric key parser 'pkcs8' registered [ 8.584650][ T1] Key type pkcs7_test registered [ 8.586121][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.588260][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.591173][ T1] io scheduler mq-deadline registered [ 8.592769][ T1] io scheduler kyber registered [ 8.594898][ T1] io scheduler bfq registered [ 8.609951][ T1] hgafb: HGA card not detected. [ 8.611339][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.613651][ T1] usbcore: registered new interface driver udlfb [ 8.617788][ T1] uvesafb: failed to execute /sbin/v86d [ 8.618665][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.621168][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.623651][ T1] uvesafb: vbe_init() failed with -22 [ 8.625580][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.629252][ T1] vga16fb: mapped to 0x0000000029fe34b6 [ 8.696443][ T1] Console: switching to colour frame buffer device 80x30 [ 8.990884][ T1] fb0: VGA16 VGA frame buffer device [ 8.994330][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 9.008318][ T1] ACPI: Power Button [PWRF] [ 9.010514][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 9.013840][ T1] ACPI: Sleep Button [SLPF] [ 9.022170][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 9.038496][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 9.041694][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 9.060289][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 9.062338][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 9.080895][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 9.082908][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.393136][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.395122][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.396984][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.403557][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.410789][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.416572][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.424519][ T1] Cyclades driver 2.6 [ 9.426026][ T1] Initializing Nozomi driver 2.1d [ 9.429346][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.430867][ T1] No rocketport ports found; unloading driver [ 9.434439][ T1] Non-volatile memory driver v1.3 [ 9.436378][ T1] Linux agpgart interface v0.103 [ 9.446819][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.449684][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.453763][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.455684][ T1] usbcore: registered new interface driver udl [ 9.511553][ T1] brd: module loaded [ 9.549847][ T1] loop: module loaded [ 9.724733][ T1] zram: Added device: zram0 [ 9.734381][ T1] null_blk: module loaded [ 9.743507][ T1] nfcsim 0.2 initialized [ 9.747120][ T1] Loading iSCSI transport class v2.0-870. [ 9.773698][ T1] scsi host0: Virtio SCSI HBA [ 9.819237][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.826600][ T384] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.839806][ T1] slram: not enough parameters. [ 9.852339][ T1] ftl_cs: FTL header not found. [ 9.896268][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.900267][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.903071][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.912253][ T1] MACsec IEEE 802.1AE [ 9.916528][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.961682][ T1] vcan: Virtual CAN interface driver [ 9.963570][ T1] vxcan: Virtual CAN Tunnel driver [ 9.964780][ T1] slcan: serial line CAN interface driver [ 9.966586][ T1] slcan: 10 dynamic interface channels. [ 9.969371][ T1] CAN device driver interface [ 9.973063][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.974810][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.977059][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.979952][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.982685][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.984776][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.988753][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.990218][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.991530][ T1] AX.25: bpqether driver version 004 [ 9.993304][ T1] PPP generic driver version 2.4.2 [ 9.996259][ T1] PPP BSD Compression module registered [ 9.997899][ T1] PPP Deflate Compression module registered [ 9.999772][ T1] PPP MPPE Compression module registered [ 10.000889][ T1] NET: Registered protocol family 24 [ 10.002499][ T1] PPTP driver version 0.8.5 [ 10.004776][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 10.007323][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 10.010002][ T1] SLIP linefill/keepalive option. [ 10.011518][ T1] hdlc: HDLC support module revision 1.22 [ 10.013393][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 10.015509][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 10.018434][ T1] LAPB Ethernet driver version 0.02 [ 10.020363][ T1] usbcore: registered new interface driver rndis_wlan [ 10.023216][ T1] mac80211_hwsim: initializing netlink [ 10.057019][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 10.073102][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 10.095980][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 10.098681][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 10.101323][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 10.104214][ T1] usbcore: registered new interface driver pegasus [ 10.106108][ T1] usbcore: registered new interface driver rtl8150 [ 10.110024][ T1] usbcore: registered new interface driver r8152 [ 10.112104][ T1] usbcore: registered new interface driver asix [ 10.113795][ T1] usbcore: registered new interface driver ax88179_178a [ 10.116170][ T1] usbcore: registered new interface driver cdc_ether [ 10.121197][ T1] usbcore: registered new interface driver dm9601 [ 10.123081][ T1] usbcore: registered new interface driver smsc75xx [ 10.124865][ T1] usbcore: registered new interface driver smsc95xx [ 10.126803][ T1] usbcore: registered new interface driver net1080 [ 10.130404][ T1] usbcore: registered new interface driver rndis_host [ 10.132655][ T1] usbcore: registered new interface driver cdc_subset [ 10.134834][ T1] usbcore: registered new interface driver zaurus [ 10.136612][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 10.140381][ T1] usbcore: registered new interface driver cdc_ncm [ 10.142282][ T1] usbcore: registered new interface driver cdc_mbim [ 10.152058][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.171952][ T1] aoe: AoE v85 initialised. [ 10.176406][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 10.178331][ T1] ehci-pci: EHCI PCI platform driver [ 10.180110][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 10.181704][ T1] ohci-pci: OHCI PCI platform driver [ 10.183066][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 10.186389][ T1] usbcore: registered new interface driver cdc_acm [ 10.188787][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.191707][ T1] usbcore: registered new interface driver usblp [ 10.193591][ T1] usbcore: registered new interface driver cdc_wdm [ 10.197701][ T1] usbcore: registered new interface driver uas [ 10.200304][ T1] usbcore: registered new interface driver usb-storage [ 10.202378][ T1] usbcore: registered new interface driver ums-realtek [ 10.205886][ T1] usbcore: registered new interface driver usbserial_generic [ 10.210520][ T1] usbserial: USB Serial support registered for generic [ 10.213730][ T1] usbcore: registered new interface driver ch341 [ 10.216266][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.220105][ T1] usbcore: registered new interface driver cp210x [ 10.221574][ T1] usbserial: USB Serial support registered for cp210x [ 10.224557][ T1] usbcore: registered new interface driver ftdi_sio [ 10.227144][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.229554][ T1] usbcore: registered new interface driver keyspan [ 10.231497][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.233997][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.236152][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.238156][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.240464][ T1] usbcore: registered new interface driver option [ 10.241962][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.244382][ T1] usbcore: registered new interface driver oti6858 [ 10.245910][ T1] usbserial: USB Serial support registered for oti6858 [ 10.248655][ T1] usbcore: registered new interface driver pl2303 [ 10.250979][ T1] usbserial: USB Serial support registered for pl2303 [ 10.252971][ T1] usbcore: registered new interface driver qcserial [ 10.254477][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.256708][ T1] usbcore: registered new interface driver sierra [ 10.258466][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.260286][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.262498][ T1] usbserial: USB Serial support registered for carelink [ 10.267161][ T1] usbserial: USB Serial support registered for zio [ 10.269225][ T1] usbserial: USB Serial support registered for funsoft [ 10.271557][ T1] usbserial: USB Serial support registered for flashloader [ 10.273874][ T1] usbserial: USB Serial support registered for google [ 10.276290][ T1] usbserial: USB Serial support registered for libtransistor [ 10.278804][ T1] usbserial: USB Serial support registered for vivopay [ 10.282314][ T1] usbserial: USB Serial support registered for moto_modem [ 10.285065][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.287759][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.289991][ T1] usbserial: USB Serial support registered for hp4x [ 10.292300][ T1] usbserial: USB Serial support registered for suunto [ 10.296061][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.300237][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.304331][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.308419][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.312569][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.315239][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.317206][ T1] usb usb1: Product: Dummy host controller [ 10.320458][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.323358][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.329606][ T1] hub 1-0:1.0: USB hub found [ 10.331663][ T1] hub 1-0:1.0: 1 port detected [ 10.337983][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.340051][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.343148][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.346171][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.348956][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.350876][ T1] usb usb2: Product: Dummy host controller [ 10.353018][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.355411][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.359980][ T1] hub 2-0:1.0: USB hub found [ 10.361102][ T1] hub 2-0:1.0: 1 port detected [ 10.365786][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.368491][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.372120][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.376257][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.379451][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.381685][ T1] usb usb3: Product: Dummy host controller [ 10.383383][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.385756][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.389815][ T1] hub 3-0:1.0: USB hub found [ 10.391596][ T1] hub 3-0:1.0: 1 port detected [ 10.396421][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.398697][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.401519][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.404647][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.406704][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.409569][ T1] usb usb4: Product: Dummy host controller [ 10.411050][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.413779][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.418447][ T1] hub 4-0:1.0: USB hub found [ 10.419924][ T1] hub 4-0:1.0: 1 port detected [ 10.424339][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.427068][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.429569][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.433475][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.436415][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.440405][ T1] usb usb5: Product: Dummy host controller [ 10.442164][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.444624][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.448975][ T1] hub 5-0:1.0: USB hub found [ 10.450549][ T1] hub 5-0:1.0: 1 port detected [ 10.451718][ C1] random: fast init done [ 10.455585][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.458370][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.461315][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.464751][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.468312][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.470937][ T1] usb usb6: Product: Dummy host controller [ 10.472897][ T384] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.473028][ T21] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.476929][ T21] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.479062][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.479102][ T21] sd 0:0:1:0: [sda] Write Protect is off [ 10.481844][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.484770][ T21] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.487145][ T1] hub 6-0:1.0: USB hub found [ 10.488647][ T1] hub 6-0:1.0: 1 port detected [ 10.494372][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.497236][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.501913][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.505564][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.508073][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.510279][ T1] usb usb7: Product: Dummy host controller [ 10.511629][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.514192][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.518809][ T1] hub 7-0:1.0: USB hub found [ 10.520394][ T1] hub 7-0:1.0: 1 port detected [ 10.524621][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.526921][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.529968][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.532401][ T21] sda: sda1 [ 10.533466][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.535388][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.537798][ T1] usb usb8: Product: Dummy host controller [ 10.539418][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.541657][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.545905][ T21] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.546710][ T1] hub 8-0:1.0: USB hub found [ 10.548890][ T1] hub 8-0:1.0: 1 port detected [ 10.566278][ T1] using random self ethernet address [ 10.568021][ T1] using random host ethernet address [ 10.571123][ T1] Mass Storage Function, version: 2009/09/11 [ 10.573138][ T1] LUN: removable file: (no medium) [ 10.574244][ T1] no file given for LUN0 [ 10.575660][ T1] printk: console [ttyGS0] disabled [ 10.580683][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.583829][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.585707][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.589269][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.591437][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.594039][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.595880][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.598036][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.600598][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.604013][ T1] hub 9-0:1.0: USB hub found [ 10.605415][ T1] hub 9-0:1.0: 8 ports detected [ 10.612070][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.614746][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.617108][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.619979][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.622217][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.623940][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.625313][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.628880][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.633499][ T1] hub 10-0:1.0: USB hub found [ 10.634891][ T1] hub 10-0:1.0: 8 ports detected [ 10.642964][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.645343][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.649267][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.652387][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.654447][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.656674][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.659665][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.663873][ T1] hub 11-0:1.0: USB hub found [ 10.665666][ T1] hub 11-0:1.0: 8 ports detected [ 10.672290][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.674837][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.677228][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.680433][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.683355][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.686297][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.688066][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.690196][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.693949][ T1] hub 12-0:1.0: USB hub found [ 10.695878][ T1] hub 12-0:1.0: 8 ports detected [ 10.703861][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.706920][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.710039][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.712879][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.715782][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.718422][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.720626][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.724066][ T1] hub 13-0:1.0: USB hub found [ 10.726024][ T1] hub 13-0:1.0: 8 ports detected [ 10.732589][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.735016][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.737990][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.741154][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.743250][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.745817][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.749235][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.751158][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.754724][ T1] hub 14-0:1.0: USB hub found [ 10.756424][ T1] hub 14-0:1.0: 8 ports detected [ 10.763763][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.766686][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.770920][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.774340][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.776888][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.780124][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.783394][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.786833][ T1] hub 15-0:1.0: USB hub found [ 10.788439][ T1] hub 15-0:1.0: 8 ports detected [ 10.794876][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.798140][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.801873][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.805027][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.809339][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.811818][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.813631][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.816269][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.819884][ T1] hub 16-0:1.0: USB hub found [ 10.821577][ T1] hub 16-0:1.0: 8 ports detected [ 10.829444][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.831996][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.835041][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.838482][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.841029][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.844324][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.847746][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.851013][ T1] hub 17-0:1.0: USB hub found [ 10.852713][ T1] hub 17-0:1.0: 8 ports detected [ 10.860207][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.862938][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.866051][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.871462][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.874763][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.877128][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.879026][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.881301][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.884824][ T1] hub 18-0:1.0: USB hub found [ 10.886614][ T1] hub 18-0:1.0: 8 ports detected [ 10.894827][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.897220][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.900832][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.903713][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.905882][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.907240][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.909676][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.914169][ T1] hub 19-0:1.0: USB hub found [ 10.916060][ T1] hub 19-0:1.0: 8 ports detected [ 10.923228][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.925433][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.928068][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.931024][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.934027][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.936756][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.940236][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.943228][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.946524][ T1] hub 20-0:1.0: USB hub found [ 10.948493][ T1] hub 20-0:1.0: 8 ports detected [ 10.955381][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.958600][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.962337][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.965095][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.968423][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.970644][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.974004][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.977905][ T1] hub 21-0:1.0: USB hub found [ 10.980058][ T1] hub 21-0:1.0: 8 ports detected [ 10.986647][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.989379][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.996088][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.000332][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.003450][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.007860][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 11.009115][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.011911][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 11.015427][ T1] hub 22-0:1.0: USB hub found [ 11.016697][ T1] hub 22-0:1.0: 8 ports detected [ 11.023949][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 11.026921][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 11.030177][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.032413][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.034811][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 11.036172][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.038565][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 11.042361][ T1] hub 23-0:1.0: USB hub found [ 11.043373][ T1] hub 23-0:1.0: 8 ports detected [ 11.049274][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 11.053081][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 11.055777][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.059998][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.062750][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.064953][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 11.066629][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.069559][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 11.073695][ T1] hub 24-0:1.0: USB hub found [ 11.075227][ T1] hub 24-0:1.0: 8 ports detected [ 11.082940][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 11.085221][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 11.088914][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.092149][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.093928][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 11.095690][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.098880][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 11.103620][ T1] hub 25-0:1.0: USB hub found [ 11.105487][ T1] hub 25-0:1.0: 8 ports detected [ 11.112293][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 11.115562][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 11.118954][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.122054][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.124334][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.126779][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 11.130005][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.132540][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 11.136299][ T1] hub 26-0:1.0: USB hub found [ 11.137909][ T1] hub 26-0:1.0: 8 ports detected [ 11.145970][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.148906][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 11.152008][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.154725][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.156719][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 11.159236][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.160739][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 11.164144][ T1] hub 27-0:1.0: USB hub found [ 11.165513][ T1] hub 27-0:1.0: 8 ports detected [ 11.172326][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.175484][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 11.179104][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.182578][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.185302][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.189160][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 11.191252][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.193848][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 11.198027][ T1] hub 28-0:1.0: USB hub found [ 11.199765][ T1] hub 28-0:1.0: 8 ports detected [ 11.208423][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.210608][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 11.213826][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.216712][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.219802][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 11.221891][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.224172][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 11.228317][ T1] hub 29-0:1.0: USB hub found [ 11.229620][ T1] hub 29-0:1.0: 8 ports detected [ 11.236460][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.240069][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 11.243096][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.246713][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.250407][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.252427][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 11.254260][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.255678][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 11.259652][ T1] hub 30-0:1.0: USB hub found [ 11.261482][ T1] hub 30-0:1.0: 8 ports detected [ 11.268744][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.270877][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 11.274133][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.277017][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.280487][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 11.282399][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.286325][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 11.289781][ T1] hub 31-0:1.0: USB hub found [ 11.291429][ T1] hub 31-0:1.0: 8 ports detected [ 11.298053][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.301451][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 11.304411][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.310157][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.312845][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.315378][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 11.317801][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.319611][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 11.322668][ T1] hub 32-0:1.0: USB hub found [ 11.324340][ T1] hub 32-0:1.0: 8 ports detected [ 11.332518][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.335837][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 11.339734][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.341848][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.343670][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 11.345286][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.347049][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 11.350283][ T1] hub 33-0:1.0: USB hub found [ 11.352133][ T1] hub 33-0:1.0: 8 ports detected [ 11.358784][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.361114][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 11.364171][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.367349][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.370880][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.374294][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 11.376185][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.379515][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 11.383694][ T1] hub 34-0:1.0: USB hub found [ 11.385103][ T1] hub 34-0:1.0: 8 ports detected [ 11.394457][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.398236][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 11.400680][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.403546][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.405841][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 11.407751][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.411105][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 11.414775][ T1] hub 35-0:1.0: USB hub found [ 11.416514][ T1] hub 35-0:1.0: 8 ports detected [ 11.423353][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.426430][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 11.428923][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.432871][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.435487][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.440330][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 11.442233][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.445231][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 11.449639][ T1] hub 36-0:1.0: USB hub found [ 11.451422][ T1] hub 36-0:1.0: 8 ports detected [ 11.459652][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.462911][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 11.466603][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.469334][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.472219][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 11.474448][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.477118][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 11.480847][ T1] hub 37-0:1.0: USB hub found [ 11.482574][ T1] hub 37-0:1.0: 8 ports detected [ 11.489158][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.491297][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 11.494030][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.498887][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.502848][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.505054][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 11.506604][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.508529][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 11.512541][ T1] hub 38-0:1.0: USB hub found [ 11.514672][ T1] hub 38-0:1.0: 8 ports detected [ 11.522696][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.525434][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.529472][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.532056][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.534510][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.537533][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.539612][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.543291][ T1] hub 39-0:1.0: USB hub found [ 11.544675][ T1] hub 39-0:1.0: 8 ports detected [ 11.550969][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.554295][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.556939][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.561666][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.564917][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.567763][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.570640][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.573694][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.577572][ T1] hub 40-0:1.0: USB hub found [ 11.579302][ T1] hub 40-0:1.0: 8 ports detected [ 11.586427][ T1] usbcore: registered new device driver usbip-host [ 11.591993][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.595807][ T1] i8042: Warning: Keylock active [ 11.600083][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.603045][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.668718][ T1] mousedev: PS/2 mouse device common for all mice [ 11.679112][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.685269][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.689123][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.691027][ T1] i2c /dev entries driver [ 11.694565][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.697841][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.700778][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.704380][ T1] IR NEC protocol handler initialized [ 11.706532][ T1] IR RC5(x/sz) protocol handler initialized [ 11.708075][ T1] IR RC6 protocol handler initialized [ 11.710377][ T1] IR JVC protocol handler initialized [ 11.712947][ T1] IR Sony protocol handler initialized [ 11.714869][ T1] IR SANYO protocol handler initialized [ 11.716447][ T1] IR Sharp protocol handler initialized [ 11.717957][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.719468][ T1] IR XMP protocol handler initialized [ 11.722220][ T1] usbcore: registered new interface driver uvcvideo [ 11.723789][ T1] USB Video Class driver (1.1.1) [ 11.725344][ T1] gspca_main: v2.14.0 registered [ 11.748337][ T1] vivid-000: using single planar format API [ 11.768289][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.771418][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.773655][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.775930][ T1] vivid-000: V4L2 output device registered as video4 [ 11.779389][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.783326][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.786824][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.790411][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.792885][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.795995][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.798847][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.800746][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.804192][ T1] vivid-001: using multiplanar format API [ 11.821119][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.823399][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.825913][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.828594][ T1] vivid-001: V4L2 output device registered as video8 [ 11.830778][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.833830][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.837580][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.840323][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.842527][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.845373][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.848585][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.850835][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.854508][ T1] vivid-002: using single planar format API [ 11.870830][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.873603][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.875967][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.879360][ T2549] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.883097][ T1] vivid-002: V4L2 output device registered as video12 [ 11.886211][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.891111][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.895689][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.900529][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.902811][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.904639][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.907285][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.910309][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.913475][ T1] vivid-003: using multiplanar format API [ 11.929169][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.931832][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.933490][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.935960][ T1] vivid-003: V4L2 output device registered as video16 [ 11.938597][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.942361][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.945185][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.947542][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.950316][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.952590][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.955080][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.958029][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.961533][ T1] vivid-004: using single planar format API [ 11.976655][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.979397][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.981927][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.985948][ T1] vivid-004: V4L2 output device registered as video20 [ 11.988932][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.993403][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.997300][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.999308][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 12.001314][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 12.003804][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 12.006069][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 12.009222][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 12.013170][ T1] vivid-005: using multiplanar format API [ 12.028359][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 12.031231][ T1] vivid-005: V4L2 capture device registered as video23 [ 12.035339][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 12.038902][ T1] vivid-005: V4L2 output device registered as video24 [ 12.041923][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 12.045760][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 12.049230][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 12.055268][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 12.063019][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 12.071203][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 12.079956][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 12.088372][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 12.096946][ T1] vivid-006: using single planar format API [ 12.119191][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 12.127099][ T1] vivid-006: V4L2 capture device registered as video27 [ 12.134994][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 12.143276][ T1] vivid-006: V4L2 output device registered as video28 [ 12.151052][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 12.161477][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 12.171311][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 12.178972][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 12.186524][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 12.194953][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 12.203639][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 12.211837][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 12.220218][ T1] vivid-007: using multiplanar format API [ 12.240835][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 12.248858][ T1] vivid-007: V4L2 capture device registered as video31 [ 12.256750][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 12.265456][ T1] vivid-007: V4L2 output device registered as video32 [ 12.273365][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 12.283458][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 12.293551][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 12.301654][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 12.309288][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 12.318483][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 12.327692][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 12.337680][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 12.338577][ T2549] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 12.356441][ T1] vivid-008: using single planar format API [ 12.376941][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 12.384999][ T1] vivid-008: V4L2 capture device registered as video35 [ 12.392900][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 12.401746][ T1] vivid-008: V4L2 output device registered as video36 [ 12.410588][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 12.420542][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 12.430748][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 12.439187][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 12.447638][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 12.455511][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 12.464321][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 12.473200][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 12.481896][ T1] vivid-009: using multiplanar format API [ 12.501887][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 12.509936][ T1] vivid-009: V4L2 capture device registered as video39 [ 12.518682][ T905] floppy0: no floppy controllers found [ 12.518690][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 12.528623][ T1] vivid-009: V4L2 output device registered as video40 [ 12.539440][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 12.550201][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 12.561102][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 12.568843][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 12.577046][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 12.585212][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 12.593523][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 12.601781][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 12.610306][ T1] vivid-010: using single planar format API [ 12.630435][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 12.638695][ T1] vivid-010: V4L2 capture device registered as video43 [ 12.647365][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 12.656092][ T1] vivid-010: V4L2 output device registered as video44 [ 12.663653][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 12.673927][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 12.684126][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 12.692148][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 12.699767][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 12.707987][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 12.716701][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 12.725090][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 12.734012][ T1] vivid-011: using multiplanar format API [ 12.753830][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 12.761988][ T1] vivid-011: V4L2 capture device registered as video47 [ 12.769563][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 12.778023][ T1] vivid-011: V4L2 output device registered as video48 [ 12.785926][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 12.796247][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 12.807014][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 12.814956][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 12.822831][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 12.830733][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 12.839250][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 12.847488][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 12.856641][ T1] vivid-012: using single planar format API [ 12.875896][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 12.883847][ T1] vivid-012: V4L2 capture device registered as video51 [ 12.891855][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 12.900358][ T1] vivid-012: V4L2 output device registered as video52 [ 12.908761][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.919015][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.929302][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.937308][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.944896][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.952725][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.961085][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.969269][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.977814][ T1] vivid-013: using multiplanar format API [ 12.997706][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 13.006002][ T1] vivid-013: V4L2 capture device registered as video55 [ 13.013750][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 13.021774][ T1] vivid-013: V4L2 output device registered as video56 [ 13.029504][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 13.039714][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 13.049983][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 13.057820][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 13.065395][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 13.073410][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 13.081745][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 13.091715][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 13.100740][ T1] vivid-014: using single planar format API [ 13.120407][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 13.128560][ T1] vivid-014: V4L2 capture device registered as video59 [ 13.136129][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 13.144326][ T1] vivid-014: V4L2 output device registered as video60 [ 13.151848][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 13.161905][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 13.171989][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 13.179877][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 13.187814][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 13.196174][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 13.204563][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 13.212794][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 13.222458][ T1] vivid-015: using multiplanar format API [ 13.241871][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 13.249941][ T1] vivid-015: V4L2 capture device registered as video63 [ 13.257572][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 13.265625][ T1] vivid-015: V4L2 output device registered as video64 [ 13.273300][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 13.284010][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 13.294226][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 13.302062][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 13.309862][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 13.317966][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 13.327064][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 13.337826][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 13.349366][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 13.358347][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 13.358908][ T3422] kworker/u4:5 (3422) used greatest stack depth: 26072 bytes left [ 13.375591][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 13.385097][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 13.395292][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 13.402141][ T1] iTCO_vendor_support: vendor-support=0 [ 13.410102][ T1] device-mapper: uevent: version 1.0.3 [ 13.416703][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 13.428105][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 13.435550][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 13.443351][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 13.451374][ T1] device-mapper: raid: Loading target version 1.15.1 [ 13.459152][ T1] Bluetooth: HCI UART driver ver 2.3 [ 13.464462][ T1] Bluetooth: HCI UART protocol H4 registered [ 13.470493][ T1] Bluetooth: HCI UART protocol BCSP registered [ 13.476799][ T1] Bluetooth: HCI UART protocol LL registered [ 13.482996][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 13.490304][ T1] Bluetooth: HCI UART protocol QCA registered [ 13.496376][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 13.503092][ T1] Bluetooth: HCI UART protocol Marvell registered [ 13.510010][ T1] usbcore: registered new interface driver bfusb [ 13.516760][ T1] usbcore: registered new interface driver btusb [ 13.524386][ T1] CAPI 2.0 started up with major 68 (middleware) [ 13.530914][ T1] Modular ISDN core version 1.1.29 [ 13.537299][ T1] NET: Registered protocol family 34 [ 13.542815][ T1] DSP module 2.0 [ 13.546348][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 13.565197][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 13.571609][ T1] 0 virtual devices registered [ 13.576905][ T1] intel_pstate: CPU model not supported [ 13.586663][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 13.595438][ T1] usnic_verbs:usnic_uiom_init:563: [ 13.595442][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 13.611010][ T1] usnic_verbs:usnic_ib_init:667: [ 13.611014][ T1] Unable to initialize umem with err -1 [ 13.623291][ T1] iscsi: registered transport (iser) [ 13.629588][ T1] SoftiWARP attached [ 13.633890][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.645489][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.657001][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.676777][ T1] hid: raw HID events driver (C) Jiri Kosina [ 13.712326][ T1] usbcore: registered new interface driver usbhid [ 13.722034][ T1] usbhid: USB HID core driver [ 13.730472][ T1] ashmem: initialized [ 13.861254][ T1] usbcore: registered new interface driver snd-usb-audio [ 13.868777][ T1] drop_monitor: Initializing network drop monitor service [ 13.876698][ T1] NET: Registered protocol family 26 [ 13.883105][ T1] GACT probability on [ 13.887124][ T1] Mirror/redirect action on [ 13.892026][ T1] Simple TC action Loaded [ 13.898948][ T1] netem: version 1.3 [ 13.903097][ T1] u32 classifier [ 13.906792][ T1] Performance counters on [ 13.911742][ T1] input device check on [ 13.916352][ T1] Actions configured [ 13.923186][ T1] nf_conntrack_irc: failed to register helpers [ 13.929523][ T1] nf_conntrack_sane: failed to register helpers [ 13.974701][ T1] nf_conntrack_sip: failed to register helpers [ 13.985904][ T1] xt_time: kernel timezone is -0000 [ 13.991834][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 13.999157][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 14.009022][ T1] IPVS: ipvs loaded. [ 14.013024][ T1] IPVS: [rr] scheduler registered. [ 14.018262][ T1] IPVS: [wrr] scheduler registered. [ 14.023479][ T1] IPVS: [lc] scheduler registered. [ 14.028644][ T1] IPVS: [wlc] scheduler registered. [ 14.033828][ T1] IPVS: [fo] scheduler registered. [ 14.039027][ T1] IPVS: [ovf] scheduler registered. [ 14.044269][ T1] IPVS: [lblc] scheduler registered. [ 14.049647][ T1] IPVS: [lblcr] scheduler registered. [ 14.055100][ T1] IPVS: [dh] scheduler registered. [ 14.060301][ T1] IPVS: [sh] scheduler registered. [ 14.065662][ T1] IPVS: [mh] scheduler registered. [ 14.070886][ T1] IPVS: [sed] scheduler registered. [ 14.076089][ T1] IPVS: [nq] scheduler registered. [ 14.081402][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 14.087793][ T1] IPVS: [sip] pe registered. [ 14.093099][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 14.101836][ T1] gre: GRE over IPv4 demultiplexor driver [ 14.107676][ T1] ip_gre: GRE over IPv4 tunneling driver [ 14.120344][ T1] IPv4 over IPsec tunneling driver [ 14.130142][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 14.138336][ T1] Initializing XFRM netlink socket [ 14.144123][ T1] IPsec XFRM device driver [ 14.149597][ T1] NET: Registered protocol family 10 [ 14.155187][ T1] [ 14.157593][ T1] ============================= [ 14.162570][ T1] WARNING: suspicious RCU usage [ 14.168122][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 14.174701][ T1] ----------------------------- [ 14.179687][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 14.187652][ T1] [ 14.187652][ T1] other info that might help us debug this: [ 14.187652][ T1] [ 14.198019][ T1] [ 14.198019][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.206680][ T1] 1 lock held by swapper/0/1: [ 14.211735][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 14.221962][ T1] [ 14.221962][ T1] stack backtrace: [ 14.227998][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 14.237349][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.237962][ T1] Call Trace: [ 14.237962][ T1] dump_stack+0x18f/0x20d [ 14.237962][ T1] ip6mr_get_table+0x153/0x180 [ 14.237962][ T1] ip6mr_new_table+0x1b/0x70 [ 14.237962][ T1] ip6mr_net_init+0x133/0x3f0 [ 14.237962][ T1] ? ip6mr_net_exit+0x100/0x100 [ 14.237962][ T1] ops_init+0xaf/0x420 [ 14.237962][ T1] register_pernet_operations+0x346/0x840 [ 14.237962][ T1] ? setup_net+0x860/0x860 [ 14.237962][ T1] ? down_write_killable+0x170/0x170 [ 14.237962][ T1] ? cpus_read_unlock+0xa4/0x140 [ 14.237962][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 14.237962][ T1] ? unix_diag_init+0x11/0x11 [ 14.237962][ T1] register_pernet_subsys+0x25/0x40 [ 14.237962][ T1] ip6_mr_init+0x49/0x152 [ 14.237962][ T1] inet6_init+0x1d7/0x6dc [ 14.237962][ T1] do_one_initcall+0x10a/0x7d0 [ 14.237962][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 14.237962][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 14.237962][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 14.237962][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 14.237962][ T1] kernel_init_freeable+0x501/0x5ae [ 14.237962][ T1] ? rest_init+0x365/0x365 [ 14.237962][ T1] kernel_init+0xd/0x1bb [ 14.237962][ T1] ret_from_fork+0x24/0x30 [ 14.384757][ T1] Segment Routing with IPv6 [ 14.390010][ T1] mip6: Mobile IPv6 [ 14.397855][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 14.411171][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 14.420073][ T1] NET: Registered protocol family 17 [ 14.425512][ T1] NET: Registered protocol family 15 [ 14.431429][ T1] Bridge firewalling registered [ 14.438352][ T1] NET: Registered protocol family 9 [ 14.443861][ T1] X25: Linux Version 0.2 [ 14.477087][ T1] NET: Registered protocol family 6 [ 14.516322][ T1] NET: Registered protocol family 11 [ 14.522484][ T1] NET: Registered protocol family 3 [ 14.527869][ T1] can: controller area network core (rev 20170425 abi 9) [ 14.535489][ T1] NET: Registered protocol family 29 [ 14.540848][ T1] can: raw protocol (rev 20170425) [ 14.546140][ T1] can: broadcast manager protocol (rev 20170425 t) [ 14.553111][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 14.559910][ T1] can: SAE J1939 [ 14.564194][ T1] Bluetooth: RFCOMM TTY layer initialized [ 14.570941][ T1] Bluetooth: RFCOMM socket layer initialized [ 14.577287][ T1] Bluetooth: RFCOMM ver 1.11 [ 14.582559][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 14.590229][ T1] Bluetooth: BNEP filters: protocol multicast [ 14.596343][ T1] Bluetooth: BNEP socket layer initialized [ 14.602406][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 14.608498][ T1] Bluetooth: CMTP socket layer initialized [ 14.614302][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 14.621473][ T1] Bluetooth: HIDP socket layer initialized [ 14.627846][ T1] RPC: Registered rdma transport module. [ 14.633498][ T1] RPC: Registered rdma backchannel transport module. [ 14.643096][ T1] NET: Registered protocol family 33 [ 14.649158][ T1] Key type rxrpc registered [ 14.653828][ T1] Key type rxrpc_s registered [ 14.659471][ T1] NET: Registered protocol family 41 [ 14.665496][ T1] lec:lane_module_init: lec.c: initialized [ 14.672784][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 14.678860][ T1] l2tp_core: L2TP core driver, V2.0 [ 14.685304][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 14.692059][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 14.698864][ T1] l2tp_netlink: L2TP netlink interface [ 14.704841][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 14.711655][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 14.719438][ T1] NET: Registered protocol family 35 [ 14.725112][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 14.741070][ T1] DCCP: Activated CCID 2 (TCP-like) [ 14.747210][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 14.755254][ T1] sctp: Hash tables configured (bind 32/56) [ 14.762921][ T1] NET: Registered protocol family 21 [ 14.769845][ T1] Registered RDS/infiniband transport [ 14.778375][ T1] Registered RDS/tcp transport [ 14.783347][ T1] tipc: Activated (version 2.0.0) [ 14.789031][ T1] NET: Registered protocol family 30 [ 14.795841][ T1] tipc: Started in single node mode [ 14.801773][ T1] NET: Registered protocol family 43 [ 14.807775][ T1] 9pnet: Installing 9P2000 support [ 14.813504][ T1] NET: Registered protocol family 37 [ 14.823040][ T1] NET: Registered protocol family 36 [ 14.829453][ T1] Key type dns_resolver registered [ 14.834659][ T1] Key type ceph registered [ 14.839979][ T1] libceph: loaded (mon/osd proto 15/24) [ 14.848045][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 14.858745][ T1] openvswitch: Open vSwitch switching datapath [ 14.867543][ T1] NET: Registered protocol family 40 [ 14.873350][ T1] mpls_gso: MPLS GSO support [ 14.883887][ T1] IPI shorthand broadcast: enabled [ 14.889338][ T1] AVX2 version of gcm_enc/dec engaged. [ 14.894798][ T1] AES CTR mode by8 optimization enabled [ 14.905530][ T1] sched_clock: Marking stable (14859173479, 46311462)->(14913890165, -8405224) [ 14.916543][ T1] registered taskstats version 1 [ 14.921727][ T1] Loading compiled-in X.509 certificates [ 14.932543][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 14.945089][ T1] zswap: loaded using pool lzo/zbud [ 14.951781][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 14.961768][ T1] Key type ._fscrypt registered [ 14.966629][ T1] Key type .fscrypt registered [ 14.971733][ T1] Key type fscrypt-provisioning registered [ 14.979849][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 14.986926][ T1] FS-Cache: Netfs 'afs' registered for caching [ 15.002003][ T1] Btrfs loaded, crc32c=crc32c-intel [ 15.014241][ T1] Key type big_key registered [ 15.021322][ T1] Key type encrypted registered [ 15.026557][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 15.033327][ T1] ima: No TPM chip found, activating TPM-bypass! [ 15.041320][ T1] ima: Allocated hash algorithm: sha256 [ 15.047315][ T1] ima: No architecture policies found [ 15.056228][ T1] evm: Initialising EVM extended attributes: [ 15.063587][ T1] evm: security.selinux [ 15.068438][ T1] evm: security.SMACK64 [ 15.072959][ T1] evm: security.SMACK64EXEC [ 15.078982][ T1] evm: security.SMACK64TRANSMUTE [ 15.084237][ T1] evm: security.SMACK64MMAP [ 15.088947][ T1] evm: security.apparmor [ 15.093468][ T1] evm: security.ima [ 15.098091][ T1] evm: security.capability [ 15.102604][ T1] evm: HMAC attrs: 0x1 [ 15.108712][ T1] PM: Magic number: 0:864:473 [ 15.115728][ T1] printk: console [netcon0] enabled [ 15.121489][ T1] netconsole: network logging started [ 15.131258][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 15.140166][ T1] rdma_rxe: loaded [ 15.144298][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 15.155737][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 15.164961][ T3310] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 15.175073][ T1] ALSA device list: [ 15.179115][ T1] #0: Dummy 1 [ 15.183271][ T1] #1: Loopback 1 [ 15.186971][ T1] #2: Virtual MIDI Card 1 [ 15.191703][ T3310] cfg80211: failed to load regulatory.db [ 15.200665][ T1] md: Waiting for all devices to be available before autodetect [ 15.208608][ T1] md: If you don't use raid, use raid=noautodetect [ 15.220731][ T1] md: Autodetecting RAID arrays. [ 15.225857][ T1] md: autorun ... [ 15.229536][ T1] md: ... autorun DONE. [ 15.293691][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 15.302288][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 15.373516][ T1] devtmpfs: mounted [ 15.384753][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 15.391598][ T1] Kernel memory protection disabled. [ 15.448241][ T1] Run /sbin/init as init process [ 16.475980][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.513821][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.521715][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.591925][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 16.614240][ T1] systemd[1]: Detected virtualization kvm. [ 16.621668][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 16.713588][ T1] systemd[1]: Set hostname to . [ 17.091501][ T3891] systemd-debug-g (3891) used greatest stack depth: 25184 bytes left [ 17.115210][ T3885] systemd-cryptse (3885) used greatest stack depth: 25136 bytes left [ 17.175414][ T3892] systemd-fstab-generator[3892]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 17.182352][ T3894] selinux-autorel (3894) used greatest stack depth: 24848 bytes left [ 17.192224][ T3892] systemd-fstab-generator[3892]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 17.217945][ T3892] systemd-fstab-generator[3892]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 17.238315][ T3892] systemd-fstab-g (3892) used greatest stack depth: 23880 bytes left [ 17.339188][ T3888] systemd-gpt-aut (3888) used greatest stack depth: 23720 bytes left [ 17.339639][ T3884] systemd[3884]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 17.750084][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 17.803703][ T1] [ 17.806106][ T1] ============================= [ 17.811176][ T1] WARNING: suspicious RCU usage [ 17.816025][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 17.822620][ T1] ----------------------------- [ 17.827560][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 17.836846][ T1] [ 17.836846][ T1] other info that might help us debug this: [ 17.836846][ T1] [ 17.847151][ T1] [ 17.847151][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 17.855270][ T1] 2 locks held by systemd/1: [ 17.859874][ T1] #0: ffff888098e1c450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 17.869405][ T1] #1: ffff888097cca150 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 17.879865][ T1] [ 17.879865][ T1] stack backtrace: [ 17.885771][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 17.894700][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.904752][ T1] Call Trace: [ 17.908199][ T1] dump_stack+0x18f/0x20d [ 17.912528][ T1] evm_protected_xattr+0x1c2/0x210 [ 17.917738][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 17.923208][ T1] evm_inode_setxattr+0xc4/0xf0 [ 17.928175][ T1] security_inode_setxattr+0x18f/0x200 [ 17.933884][ T1] vfs_setxattr+0xa7/0xf0 [ 17.938234][ T1] setxattr+0x23d/0x330 [ 17.942380][ T1] ? vfs_setxattr+0xf0/0xf0 [ 17.946867][ T1] ? lock_acquire+0x1f4/0x940 [ 17.951744][ T1] ? mnt_want_write+0x3a/0xb0 [ 17.957061][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 17.962466][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 17.967972][ T1] ? preempt_count_add+0x74/0x140 [ 17.973833][ T1] ? preempt_count_add+0x74/0x140 [ 17.978873][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 17.983903][ T1] path_setxattr+0x170/0x190 [ 17.988701][ T1] ? setxattr+0x330/0x330 [ 17.993053][ T1] ? task_work_run+0x160/0x1b0 [ 17.997948][ T1] __x64_sys_setxattr+0xc0/0x160 [ 18.003039][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 18.009562][ T1] do_syscall_64+0xf6/0x7d0 [ 18.014202][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 18.020114][ T1] RIP: 0033:0x7fb1d6a6467a [ 18.024737][ 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 [ 18.044860][ T1] RSP: 002b:00007ffe3da1b128 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 18.053980][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb1d6a6467a [ 18.061972][ T1] RDX: 00007ffe3da1b1a0 RSI: 0000558d95993f9b RDI: 0000558d96470500 [ 18.069948][ T1] RBP: 0000558d95993f9b R08: 0000000000000000 R09: 0000000000000030 [ 18.078595][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffe3da1b1a0 [ 18.086689][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000558d96424210 [ 18.096073][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ 18.142460][ T1] systemd[1]: Mounting /sys/kernel/config... Mounting /sys/kernel/config... [ 18.185378][ T1] systemd[1]: Created slice system-getty.slice. [ OK ] Created slice system-getty.slice. [ 18.239358][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ OK ] Started Forward Password Requests to Wall Directory Watch. Mounting Huge Pages File System... Mounting POSIX Message Queue File System... [ OK ] Reached target Slices. [ OK ] Listening on udev Control Socket. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Swap. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... [ 18.755199][ T3904] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Load Kernel Modules... [ OK ] Reached target Paths. [ OK ] Listening on udev Kernel Socket. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Listening on Journal Audit Socket. Starting Journal Service... [ OK ] Reached target Remote File Systems. Mounting /sys/kernel/debug... Starting Create Static Device Nodes in /dev... [ OK ] Reached target Sockets. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ 19.603611][ T3916] systemd-tmpfile (3916) used greatest stack depth: 23048 bytes left [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting Apply Kernel Variables... Mounting FUSE Control File System... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 21.266054][ T3913] systemd-journald[3913]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. Starting Update UTMP about System Boot/Shutdown... [ 21.786154][ T1] [ 21.797548][ T1] ============================= [ 21.802439][ T1] WARNING: suspicious RCU usage [ 21.809280][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 21.815817][ T1] ----------------------------- [ 21.821858][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 21.831002][ T1] [ 21.831002][ T1] other info that might help us debug this: [ 21.831002][ T1] [ 21.842242][ T1] [ 21.842242][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 21.850934][ T1] 4 locks held by systemd/1: [ 21.855540][ T1] #0: ffff888098918450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 21.865463][ T1] #1: ffff8880a7c50088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 21.875946][ T1] #2: ffff8880a8efd0f0 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 21.889217][ T1] #3: ffffffff89e5de48 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 21.900638][ T1] [ 21.900638][ T1] stack backtrace: [ 21.906603][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 21.915545][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.925605][ T1] Call Trace: [ 21.928908][ T1] dump_stack+0x18f/0x20d [ 21.933254][ T1] match_exception_partial+0x2ee/0x340 [ 21.939946][ T1] verify_new_ex+0x176/0x3a0 [ 21.944574][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 21.950223][ T1] ? lock_acquire+0x1f4/0x940 [ 21.954917][ T1] ? kernfs_fop_write+0x1db/0x490 [ 21.959965][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 21.965184][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 21.970049][ T1] ? lock_downgrade+0x840/0x840 [ 21.974918][ T1] cgroup_file_write+0x20d/0x710 [ 21.979870][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 21.985079][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 21.990378][ T1] ? __might_fault+0x190/0x1d0 [ 21.995183][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 22.000596][ T1] kernfs_fop_write+0x268/0x490 [ 22.005643][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 22.010595][ T1] __vfs_write+0x76/0x100 [ 22.015038][ T1] vfs_write+0x268/0x5d0 [ 22.019582][ T1] ksys_write+0x12d/0x250 [ 22.024010][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 22.028874][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 22.034611][ T1] do_syscall_64+0xf6/0x7d0 [ 22.039191][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 22.045107][ T1] RIP: 0033:0x7fb1d6a58970 [ 22.049528][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 22.069163][ T1] RSP: 002b:00007ffe3da1ace8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 22.077582][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb1d6a58970 [ 22.085673][ T1] RDX: 000000000000000a RSI: 0000558d964335b0 RDI: 0000000000000027 [ 22.093664][ T1] RBP: 0000558d964335b0 R08: 0000558d964880c0 R09: 00007fb1d848e500 [ 22.101646][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 22.109764][ T1] R13: 0000000000000001 R14: 0000558d96487fe0 R15: 000000000000000a Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 22.362634][ T3965] [ 22.365122][ T3965] ============================= [ 22.372172][ T3965] WARNING: suspicious RCU usage [ 22.377059][ T3965] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 22.384862][ T3965] ----------------------------- [ 22.390434][ T3965] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 22.400332][ T3965] [ 22.400332][ T3965] other info that might help us debug this: [ 22.400332][ T3965] [ 22.411789][ T3965] [ 22.411789][ T3965] rcu_scheduler_active = 2, debug_locks = 1 [ 22.420492][ T3965] 1 lock held by ip/3965: [ 22.424843][ T3965] #0: ffffffff8a5b22a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 22.435644][ T3965] [ 22.435644][ T3965] stack backtrace: [ 22.442236][ T3965] CPU: 0 PID: 3965 Comm: ip Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 22.451009][ T3965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.461070][ T3965] Call Trace: [ 22.464378][ T3965] dump_stack+0x18f/0x20d [ 22.468746][ T3965] bpq_device_event+0x609/0x75a [ 22.473625][ T3965] notifier_call_chain+0xc0/0x230 [ 22.478670][ T3965] call_netdevice_notifiers_info+0xb5/0x130 [ 22.484596][ T3965] __dev_notify_flags+0x121/0x2c0 [ 22.489666][ T3965] ? dev_change_name+0x700/0x700 [ 22.494627][ T3965] ? dev_set_allmulti+0x30/0x30 [ 22.499492][ T3965] ? print_usage_bug+0x240/0x240 [ 22.504540][ T3965] dev_change_flags+0x100/0x160 [ 22.509411][ T3965] do_setlink+0xa1c/0x35d0 [ 22.513930][ T3965] ? mark_lock+0x129/0x1390 [ 22.519257][ T3965] ? rtnl_getlink+0xab0/0xab0 [ 22.523962][ T3965] ? print_usage_bug+0x240/0x240 [ 22.528932][ T3965] ? mark_lock+0x129/0x1390 [ 22.533445][ T3965] ? mark_lock+0x129/0x1390 [ 22.539185][ T3965] ? __lock_acquire+0xca1/0x3f20 [ 22.544602][ T3965] ? memset+0x20/0x40 [ 22.549823][ T3965] ? __nla_validate_parse+0x2af/0x1cc0 [ 22.555297][ T3965] ? mark_held_locks+0xe0/0xe0 [ 22.560161][ T3965] ? deref_stack_reg+0xaa/0xe0 [ 22.564946][ T3965] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 22.571717][ T3965] ? nla_memcpy+0xa0/0xa0 [ 22.576323][ T3965] ? mark_held_locks+0xe0/0xe0 [ 22.581801][ T3965] ? deref_stack_reg+0xaa/0xe0 [ 22.587108][ T3965] __rtnl_newlink+0xad0/0x1590 [ 22.591915][ T3965] ? rtnl_link_unregister+0x240/0x240 [ 22.597302][ T3965] ? is_bpf_text_address+0xcb/0x160 [ 22.602595][ T3965] ? kernel_text_address+0x6e/0xe0 [ 22.607730][ T3965] ? __kernel_text_address+0x9/0x30 [ 22.612928][ T3965] ? unwind_get_return_address+0x5a/0xa0 [ 22.618650][ T3965] ? profile_setup.cold+0xc1/0xc1 [ 22.624752][ T3965] ? arch_stack_walk+0x97/0xf0 [ 22.630330][ T3965] ? stack_trace_save+0x8c/0xc0 [ 22.635185][ T3965] ? stack_trace_consume_entry+0x160/0x160 [ 22.641054][ T3965] ? rtnl_newlink+0x46/0xa0 [ 22.645556][ T3965] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 22.652263][ T3965] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 22.658249][ T3965] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 22.664063][ T3965] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 22.669614][ T3965] rtnl_newlink+0x64/0xa0 [ 22.673945][ T3965] ? __rtnl_newlink+0x1590/0x1590 [ 22.678957][ T3965] rtnetlink_rcv_msg+0x44e/0xad0 [ 22.683903][ T3965] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.689189][ T3965] ? lock_acquire+0x1f4/0x940 [ 22.693856][ T3965] ? netlink_deliver_tap+0x146/0xcc0 [ 22.699138][ T3965] netlink_rcv_skb+0x15a/0x430 [ 22.703926][ T3965] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.709695][ T3965] ? netlink_ack+0xa60/0xa60 [ 22.714301][ T3965] ? netlink_deliver_tap+0x236/0xcc0 [ 22.719597][ T3965] netlink_unicast+0x537/0x740 [ 22.724388][ T3965] ? netlink_attachskb+0x810/0x810 [ 22.730137][ T3965] ? _copy_from_iter_full+0x25c/0x870 [ 22.735502][ T3965] ? __phys_addr_symbol+0x2c/0x70 [ 22.740551][ T3965] ? __check_object_size+0x171/0x437 [ 22.746107][ T3965] netlink_sendmsg+0x882/0xe10 [ 22.750904][ T3965] ? aa_af_perm+0x260/0x260 [ 22.755430][ T3965] ? netlink_unicast+0x740/0x740 [ 22.760372][ T3965] ? netlink_unicast+0x740/0x740 [ 22.765308][ T3965] sock_sendmsg+0xcf/0x120 [ 22.769742][ T3965] ____sys_sendmsg+0x6bf/0x7e0 [ 22.774509][ T3965] ? mark_held_locks+0xe0/0xe0 [ 22.779276][ T3965] ? kernel_sendmsg+0x50/0x50 [ 22.784113][ T3965] ? find_held_lock+0x2d/0x110 [ 22.788894][ T3965] ? mark_lock+0x129/0x1390 [ 22.793386][ T3965] ___sys_sendmsg+0x100/0x170 [ 22.798081][ T3965] ? sendmsg_copy_msghdr+0x70/0x70 [ 22.803810][ T3965] ? migration_entry_to_page+0x310/0x310 [ 22.809531][ T3965] ? do_raw_spin_unlock+0x171/0x260 [ 22.814754][ T3965] ? find_held_lock+0x2d/0x110 [ 22.819602][ T3965] ? do_page_fault+0x59e/0x13da [ 22.824600][ T3965] ? vm_insert_pages+0x6a0/0x6a0 [ 22.829547][ T3965] ? lock_downgrade+0x840/0x840 [ 22.834416][ T3965] ? __fget_light+0x1ab/0x270 [ 22.839112][ T3965] __sys_sendmsg+0xec/0x1b0 [ 22.843618][ T3965] ? __sys_sendmsg_sock+0xb0/0xb0 [ 22.848637][ T3965] ? down_read_nested+0x430/0x430 [ 22.853657][ T3965] ? trace_hardirqs_off_caller+0x55/0x230 [ 22.859373][ T3965] ? do_syscall_64+0x21/0x7d0 [ 22.864398][ T3965] do_syscall_64+0xf6/0x7d0 [ 22.869479][ T3965] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 22.875407][ T3965] RIP: 0033:0x7f56f84e4dc7 [ 22.879812][ T3965] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 22.899500][ T3965] RSP: 002b:00007ffc4f50f8b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 22.907922][ T3965] RAX: ffffffffffffffda RBX: 000000005ea7e8f4 RCX: 00007f56f84e4dc7 [ 22.916004][ T3965] RDX: 0000000000000000 RSI: 00007ffc4f50f900 RDI: 0000000000000003 [ 22.923970][ T3965] RBP: 00007ffc4f50f900 R08: 0000000000001000 R09: fefefeff77686d74 [ 22.932015][ T3965] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffc4f50f940 [ 22.939988][ T3965] R13: 00005625550073c0 R14: 00007ffc4f5179c0 R15: 0000000000000000 [ 23.025542][ C1] random: crng init done [ 23.029909][ 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... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ OK ] Reached target Sound Card. [ **] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (25s / 1min 30s) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily Cleanup of Temporary Directories. Starting System Logging Service... [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting Permit User Sessions... Starting OpenBSD Secure Shell server... [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Found device /dev/ttyS0. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts.[ 51.203836][ T6777] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 51.215888][ T6777] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 51.224323][ T6777] CPU: 1 PID: 6777 Comm: sshd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 51.233261][ T6777] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.243349][ T6777] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.249429][ T6777] 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 [ 51.269066][ T6777] RSP: 0018:ffffc900056d7450 EFLAGS: 00010206 [ 51.275147][ T6777] RAX: dffffc0000000000 RBX: ffff888099bd2000 RCX: ffffffff8363732a [ 51.283138][ T6777] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 51.291122][ T6777] RBP: 1ffff92000adae8b R08: ffff8880a79ee100 R09: fffffbfff1519352 [ 51.299113][ T6777] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff8880a3356fea [ 51.307098][ T6777] R13: ffff8880a3356000 R14: 0000000000001a79 R15: 0000000000000000 [ 51.315119][ T6777] FS: 00007f7332a968c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 51.324064][ T6777] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.330686][ T6777] CR2: 000055766f3818f5 CR3: 000000008f334000 CR4: 00000000001406e0 [ 51.338672][ T6777] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.346653][ T6777] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.354894][ T6777] Call Trace: [ 51.358196][ T6777] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 51.363583][ T6777] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 51.369405][ T6777] ? __kmalloc+0x62f/0x7a0 [ 51.373832][ T6777] ? tomoyo_realpath_from_path+0xc2/0x620 [ 51.379587][ T6777] ? lock_release+0x800/0x800 [ 51.384280][ T6777] ? __lock_acquire+0x2018/0x3f20 [ 51.389330][ T6777] tomoyo_realpath_from_path+0x393/0x620 [ 51.394986][ T6777] tomoyo_path_number_perm+0x1c2/0x4d0 [ 51.400488][ T6777] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 51.406146][ T6777] ? tomoyo_execute_permission+0x470/0x470 [ 51.411979][ T6777] ? d_alloc_parallel+0x785/0x1b10 [ 51.417118][ T6777] ? d_alloc_parallel+0x9ea/0x1b10 [ 51.422252][ T6777] ? rcu_read_lock_held_common+0x130/0x130 [ 51.428069][ T6777] ? print_usage_bug+0x240/0x240 [ 51.433047][ T6777] tomoyo_path_mknod+0x10d/0x190 [ 51.438000][ T6777] ? tomoyo_path_chown+0x1b0/0x1b0 [ 51.443120][ T6777] ? mark_held_locks+0x9f/0xe0 [ 51.447895][ T6777] ? d_lookup+0xec/0x250 [ 51.452150][ T6777] security_path_mknod+0x116/0x180 [ 51.457278][ T6777] lookup_open+0x5ae/0x1320 [ 51.461791][ T6777] ? page_put_link+0x210/0x210 [ 51.466627][ T6777] ? preempt_count_add+0x74/0x140 [ 51.471662][ T6777] ? __mnt_want_write+0x1da/0x2c0 [ 51.476739][ T6777] path_openat+0x93c/0x27f0 [ 51.481265][ T6777] ? path_lookupat.isra.0+0x530/0x530 [ 51.486825][ T6777] ? up_read+0x1a8/0x750 [ 51.491078][ T6777] ? mark_held_locks+0xe0/0xe0 [ 51.495852][ T6777] ? down_read_nested+0x430/0x430 [ 51.500891][ T6777] do_filp_open+0x192/0x260 [ 51.505431][ T6777] ? may_open_dev+0xf0/0xf0 [ 51.509980][ T6777] ? simple_attr_release+0x40/0x40 [ 51.515202][ T6777] ? _raw_spin_unlock+0x24/0x40 [ 51.520072][ T6777] ? __alloc_fd+0x46d/0x600 [ 51.524620][ T6777] do_sys_openat2+0x585/0x7d0 [ 51.529419][ T6777] ? file_open_root+0x400/0x400 [ 51.534292][ T6777] ? up_read+0x1a8/0x750 [ 51.538555][ T6777] do_sys_open+0xc3/0x140 [ 51.542902][ T6777] ? filp_open+0x70/0x70 [ 51.547189][ T6777] ? handle_mm_fault+0x29e/0x660 [ 51.552139][ T6777] ? trace_hardirqs_off_caller+0x55/0x230 [ 51.557876][ T6777] do_syscall_64+0xf6/0x7d0 [ 51.562395][ T6777] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 51.568643][ T6777] RIP: 0033:0x7f7330bff6f0 [ 51.573099][ T6777] 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 [ 51.592750][ T6777] RSP: 002b:00007ffe66159068 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 51.601197][ T6777] RAX: ffffffffffffffda RBX: 00005576715241d0 RCX: 00007f7330bff6f0 [ 51.609182][ T6777] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055766f3818f5 [ 51.617176][ T6777] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 51.625175][ T6777] R10: 0000000000000240 R11: 0000000000000246 R12: 000055766f35251e [ 51.633158][ T6777] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 51.641145][ T6777] Modules linked in: [ OK ] Reached target Multi-User System. [ 51.680246][ T6777] ---[ end trace 48f0d4a994d2da49 ]--- [ OK ] Reached target Graphical Interface. [ 51.738275][ T6777] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 51.748544][ T6777] 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 Starting Update UTMP about System Runlevel Changes... [ 51.838128][ T6777] RSP: 0018:ffffc900056d7450 EFLAGS: 00010206 [ 51.849049][ T6777] RAX: dffffc0000000000 RBX: ffff888099bd2000 RCX: ffffffff8363732a [ 51.916420][ T6777] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 51.961908][ T6777] RBP: 1ffff92000adae8b R08: ffff8880a79ee100 R09: fffffbfff1519352 [ 51.969946][ T6777] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff8880a3356fea [ 52.042085][ T6777] R13: ffff8880a3356000 R14: 0000000000001a79 R15: 0000000000000000 [ 52.072063][ T6777] FS: 00007f7332a968c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 52.148589][ T6777] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 52.207995][ T6777] CR2: 00007ffdfb5c5ff8 CR3: 000000008f334000 CR4: 00000000001406e0 [ 52.286775][ T6777] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 52.353361][ T6777] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [[ 52.374616][ T6777] Kernel panic - not syncing: Fatal exception [ 52.382741][ T6777] Kernel Offset: disabled [ 52.387163][ T6777] Rebooting in 86400 seconds..