[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200428-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr bc37001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 3052936233 cycles [ 0.001009][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004235][ T0] tsc: Detected 2300.000 MHz processor [ 0.007063][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008328][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009492][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.017686][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.019127][ T0] check: Scanning 1 areas for low memory corruption [ 0.020644][ T0] Using GB pages for direct mapping [ 0.023648][ T0] ACPI: Early table checksum verification disabled [ 0.024940][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.025989][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027308][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.028770][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.035543][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.036451][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.037219][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.038468][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.039704][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.041041][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.042929][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.043967][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.044945][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.048080][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.050318][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.051447][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.053044][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.055064][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.056362][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.059857][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.061928][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.116736][ T0] Zone ranges: [ 0.117378][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.118471][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.119610][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.120953][ T0] Device empty [ 0.121553][ T0] Movable zone start for each node [ 0.122366][ T0] Early memory node ranges [ 0.122943][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.124165][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.125150][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.126227][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.127220][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.127226][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.158454][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.629368][ T0] kasan: KernelAddressSanitizer initialized [ 0.630832][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.631708][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.632965][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.634838][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.637516][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.638962][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.640052][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.642125][ T0] Using ACPI (MADT) for SMP configuration information [ 0.643656][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.644707][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.646715][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.648935][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.650441][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.652154][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.653789][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.655428][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.657268][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.658542][ T0] Booting paravirtualized kernel on KVM [ 0.659515][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.714399][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.717026][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.718769][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.720712][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.722443][ T0] Policy zone: Normal [ 0.722992][ 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 [ 0.738325][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.658845][ T0] Memory: 6463532K/7863916K available (114695K kernel code, 17321K rwdata, 21708K rodata, 2776K init, 24548K bss, 1400384K reserved, 0K cma-reserved) [ 1.667410][ T0] Running RCU self tests [ 1.668217][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.669208][ T0] rcu: RCU lockdep checking is enabled. [ 1.670582][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.671724][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.672700][ T0] Trampoline variant of Tasks RCU enabled. [ 1.673607][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.675341][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.684712][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.686830][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.691358][ T0] Console: colour VGA+ 80x25 [ 1.693551][ T0] printk: console [ttyS0] enabled [ 1.693551][ T0] printk: console [ttyS0] enabled [ 1.697977][ T0] printk: bootconsole [earlyser0] disabled [ 1.697977][ T0] printk: bootconsole [earlyser0] disabled [ 1.699968][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.702020][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.702809][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.703760][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.704630][ T0] ... CLASSHASH_SIZE: 4096 [ 1.705410][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.706224][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.706945][ T0] ... CHAINHASH_SIZE: 32768 [ 1.711043][ T0] memory used by lock dependency info: 6301 kB [ 1.712597][ T0] memory used for stack traces: 4224 kB [ 1.713731][ T0] per task-struct memory footprint: 1920 bytes [ 1.714925][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.716696][ T0] ACPI: Core revision 20200326 [ 1.719469][ T0] APIC: Switch to symmetric I/O mode setup [ 1.721357][ T0] x2apic enabled [ 1.723729][ T0] Switched APIC routing to physical x2apic. [ 1.728491][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.730593][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.732378][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.733896][ T0] pid_max: default: 32768 minimum: 301 [ 1.736141][ T0] LSM: Security Framework initializing [ 1.736943][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.738145][ T0] Yama: becoming mindful. [ 1.739009][ T0] TOMOYO Linux initialized [ 1.743533][ T0] AppArmor: AppArmor initialized [ 1.752411][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.757710][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.760098][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.761977][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.766437][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.767510][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.768770][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.770187][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.770222][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.773915][ T0] MDS: Mitigation: Clear CPU buffers [ 1.775560][ T0] Freeing SMP alternatives memory: 96K [ 1.899942][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.902366][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.902366][ T1] rcu: Hierarchical SRCU implementation. [ 1.902366][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.902859][ T1] smp: Bringing up secondary CPUs ... [ 1.909435][ T1] x86: Booting SMP configuration: [ 1.910203][ T1] .... node #0, CPUs: #1 [ 0.045709][ T0] kvm-clock: cpu 1, msr bc37041, secondary cpu clock [ 1.913193][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 1.914671][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.915560][ T1] smpboot: Max logical packages: 1 [ 1.916590][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.919884][ T1] devtmpfs: initialized [ 1.922781][ T1] x86/mm: Memory block size: 128MB [ 1.952759][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.952387][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.954414][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.957072][ T1] xor: automatically using best checksumming function avx [ 1.959340][ T1] PM: RTC time: 11:06:06, date: 2020-04-28 [ 1.960356][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.960360][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.964898][ T1] NET: Registered protocol family 16 [ 1.970915][ T1] audit: initializing netlink subsys (disabled) [ 1.972616][ T26] audit: type=2000 audit(1588071966.152:1): state=initialized audit_enabled=0 res=1 [ 1.980657][ T1] cpuidle: using governor menu [ 1.985212][ T1] ACPI: bus type PCI registered [ 1.987912][ T1] dca service started, version 1.12.1 [ 1.989414][ T1] PCI: Using configuration type 1 for base access [ 2.081812][ T135] kworker/u4:2 (135) used greatest stack depth: 26944 bytes left [ 2.517689][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.522933][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.524006][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.544401][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.742423][ T1] raid6: avx2x4 gen() 11424 MB/s [ 2.912378][ T1] raid6: avx2x4 xor() 5758 MB/s [ 3.081568][ T1] raid6: avx2x2 gen() 7121 MB/s [ 3.251566][ T1] raid6: avx2x2 xor() 3528 MB/s [ 3.421563][ T1] raid6: avx2x1 gen() 4812 MB/s [ 3.591564][ T1] raid6: avx2x1 xor() 1922 MB/s [ 3.761560][ T1] raid6: sse2x4 gen() 5925 MB/s [ 3.932418][ T1] raid6: sse2x4 xor() 3078 MB/s [ 4.102393][ T1] raid6: sse2x2 gen() 3654 MB/s [ 4.272400][ T1] raid6: sse2x2 xor() 1809 MB/s [ 4.442393][ T1] raid6: sse2x1 gen() 2427 MB/s [ 4.612395][ T1] raid6: sse2x1 xor() 965 MB/s [ 4.613932][ T1] raid6: using algorithm avx2x4 gen() 11424 MB/s [ 4.614924][ T1] raid6: .... xor() 5758 MB/s, rmw enabled [ 4.615799][ T1] raid6: using avx2x2 recovery algorithm [ 4.618001][ T1] ACPI: Added _OSI(Module Device) [ 4.619182][ T1] ACPI: Added _OSI(Processor Device) [ 4.620227][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.621170][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.622434][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.623736][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.625108][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.680829][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.730217][ T1] ACPI: Interpreter enabled [ 4.731935][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.732479][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.733898][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.739320][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.844401][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.846760][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.848988][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.857786][ T1] PCI host bridge to bus 0000:00 [ 4.858923][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.860670][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.862431][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.864388][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.867081][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.868736][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.870384][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.876686][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.902524][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.922627][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.929730][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.938044][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.944825][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.969391][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.978418][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.984634][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.007455][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.017274][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.023596][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.060371][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.065885][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.070656][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.075757][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.079426][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.090660][ T1] iommu: Default domain type: Translated [ 5.093947][ T1] vgaarb: loaded [ 5.098126][ T1] SCSI subsystem initialized [ 5.106326][ T1] ACPI: bus type USB registered [ 5.107893][ T1] usbcore: registered new interface driver usbfs [ 5.109620][ T1] usbcore: registered new interface driver hub [ 5.111028][ T1] usbcore: registered new device driver usb [ 5.113972][ T1] mc: Linux media interface: v0.10 [ 5.115568][ T1] videodev: Linux video capture interface: v2.00 [ 5.118480][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.119587][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.121518][ T1] PTP clock support registered [ 5.123245][ T1] EDAC MC: Ver: 3.0.0 [ 5.125026][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.127049][ T1] PCI: Using ACPI for IRQ routing [ 5.135478][ T1] Bluetooth: Core ver 2.22 [ 5.136466][ T1] NET: Registered protocol family 31 [ 5.137419][ T1] Bluetooth: HCI device and connection manager initialized [ 5.139119][ T1] Bluetooth: HCI socket layer initialized [ 5.140151][ T1] Bluetooth: L2CAP socket layer initialized [ 5.141138][ T1] Bluetooth: SCO socket layer initialized [ 5.144209][ T1] NET: Registered protocol family 8 [ 5.145457][ T1] NET: Registered protocol family 20 [ 5.147392][ T1] NetLabel: Initializing [ 5.148479][ T1] NetLabel: domain hash size = 128 [ 5.149623][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.151626][ T1] NetLabel: unlabeled traffic allowed by default [ 5.153971][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.155106][ T1] NET: Registered protocol family 39 [ 5.159355][ T1] clocksource: Switched to clocksource kvm-clock [ 7.904280][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.906067][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.909324][ T1] FS-Cache: Loaded [ 7.911408][ T1] CacheFiles: Loaded [ 7.912667][ T1] TOMOYO: 2.6.0 [ 7.913249][ T1] Mandatory Access Control activated. [ 7.916070][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.918019][ T1] pnp: PnP ACPI init [ 7.932303][ T1] pnp: PnP ACPI: found 7 devices [ 7.986015][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.989139][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.990911][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.992642][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.994361][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.998345][ T1] NET: Registered protocol family 2 [ 8.003006][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.007049][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.015226][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.021154][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.026355][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.028959][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.031319][ T1] [ 8.031926][ T1] ============================= [ 8.033000][ T1] WARNING: suspicious RCU usage [ 8.034170][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 8.035726][ T1] ----------------------------- [ 8.036759][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.038321][ T1] [ 8.038321][ T1] other info that might help us debug this: [ 8.038321][ T1] [ 8.040614][ T1] [ 8.040614][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.044189][ T1] 1 lock held by swapper/0/1: [ 8.045009][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.047242][ T1] [ 8.047242][ T1] stack backtrace: [ 8.048270][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 8.050834][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.053389][ T1] Call Trace: [ 8.054153][ T1] dump_stack+0x18f/0x20d [ 8.054153][ T1] ipmr_get_table+0x130/0x160 [ 8.054153][ T1] ipmr_net_init+0x133/0x430 [ 8.054153][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.054153][ T1] ops_init+0xaf/0x420 [ 8.054153][ T1] register_pernet_operations+0x346/0x840 [ 8.054153][ T1] ? setup_net+0x860/0x860 [ 8.054153][ T1] ? down_write_killable+0x170/0x170 [ 8.054153][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.054153][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.054153][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.054153][ T1] register_pernet_subsys+0x25/0x40 [ 8.054153][ T1] ip_mr_init+0x36/0x168 [ 8.054153][ T1] inet_init+0x298/0x424 [ 8.054153][ T1] do_one_initcall+0x10a/0x7d0 [ 8.054153][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.054153][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.054153][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.054153][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.054153][ T1] kernel_init_freeable+0x501/0x5ae [ 8.054153][ T1] ? rest_init+0x365/0x365 [ 8.054153][ T1] kernel_init+0xd/0x1bb [ 8.054153][ T1] ret_from_fork+0x24/0x30 [ 8.081490][ T1] NET: Registered protocol family 1 [ 8.084799][ T1] RPC: Registered named UNIX socket transport module. [ 8.085946][ T1] RPC: Registered udp transport module. [ 8.087190][ T1] RPC: Registered tcp transport module. [ 8.088406][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.091640][ T1] NET: Registered protocol family 44 [ 8.093276][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.094960][ T1] PCI: CLS 0 bytes, default 64 [ 8.100525][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.102539][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.108059][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.113934][ T1] kvm: already loaded the other module [ 8.115267][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.117752][ T1] clocksource: Switched to clocksource tsc [ 8.118905][ T1] mce: Machine check injector initialized [ 8.123976][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.185741][ T1] Initialise system trusted keyrings [ 8.188339][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.191329][ T1] zbud: loaded [ 8.199788][ T1] DLM installed [ 8.203292][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.207977][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.210974][ T1] NFS: Registering the id_resolver key type [ 8.212327][ T1] Key type id_resolver registered [ 8.214002][ T1] Key type id_legacy registered [ 8.214823][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.216160][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.222892][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.225640][ T1] Key type cifs.spnego registered [ 8.227528][ T1] Key type cifs.idmap registered [ 8.228802][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.233780][ T1] fuse: init (API version 7.31) [ 8.238618][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.252278][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.257836][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.259784][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.261882][ T1] ocfs2: Registered cluster interface o2cb [ 8.263462][ T1] ocfs2: Registered cluster interface user [ 8.265090][ T1] OCFS2 User DLM kernel interface loaded [ 8.275029][ T1] gfs2: GFS2 installed [ 8.280481][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.282045][ T1] ceph: loaded (mds proto 32) [ 8.295023][ T1] NET: Registered protocol family 38 [ 8.296539][ T1] async_tx: api initialized (async) [ 8.297702][ T1] Key type asymmetric registered [ 8.299030][ T1] Asymmetric key parser 'x509' registered [ 8.300051][ T1] Asymmetric key parser 'pkcs8' registered [ 8.301142][ T1] Key type pkcs7_test registered [ 8.302736][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.303799][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.306617][ T1] io scheduler mq-deadline registered [ 8.308006][ T1] io scheduler kyber registered [ 8.309921][ T1] io scheduler bfq registered [ 8.325799][ T1] hgafb: HGA card not detected. [ 8.327336][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.329272][ T1] usbcore: registered new interface driver udlfb [ 8.334797][ T1] uvesafb: failed to execute /sbin/v86d [ 8.335998][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.337496][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.340007][ T1] uvesafb: vbe_init() failed with -22 [ 8.341173][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.343459][ T1] vga16fb: mapped to 0x00000000ab140a50 [ 8.411207][ T1] Console: switching to colour frame buffer device 80x30 [ 8.699498][ T1] fb0: VGA16 VGA frame buffer device [ 8.702577][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.713234][ T1] ACPI: Power Button [PWRF] [ 8.715467][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.717552][ T1] ACPI: Sleep Button [SLPF] [ 8.726226][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.741039][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.742991][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.760493][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.762092][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.781047][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.784439][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.868287][ T1912] kworker/u4:5 (1912) used greatest stack depth: 26344 bytes left [ 9.105684][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.108302][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.111516][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.118048][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.124676][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.129729][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.138904][ T1] Cyclades driver 2.6 [ 9.140762][ T1] Initializing Nozomi driver 2.1d [ 9.144845][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.146959][ T1] No rocketport ports found; unloading driver [ 9.150938][ T1] Non-volatile memory driver v1.3 [ 9.153084][ T1] Linux agpgart interface v0.103 [ 9.163641][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.165331][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.169427][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.171576][ T1] usbcore: registered new interface driver udl [ 9.223989][ T1] brd: module loaded [ 9.263026][ T1] loop: module loaded [ 9.429465][ T1] zram: Added device: zram0 [ 9.437326][ T1] null_blk: module loaded [ 9.445322][ T1] nfcsim 0.2 initialized [ 9.449358][ T1] Loading iSCSI transport class v2.0-870. [ 9.480002][ T1] scsi host0: Virtio SCSI HBA [ 9.527195][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.531914][ T195] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.554984][ T1] slram: not enough parameters. [ 9.566411][ T1] ftl_cs: FTL header not found. [ 9.613636][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.616062][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.618845][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.635392][ T1] MACsec IEEE 802.1AE [ 9.637795][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.696115][ T1] vcan: Virtual CAN interface driver [ 9.697505][ T1] vxcan: Virtual CAN Tunnel driver [ 9.698753][ T1] slcan: serial line CAN interface driver [ 9.703873][ T1] slcan: 10 dynamic interface channels. [ 9.705490][ T1] CAN device driver interface [ 9.708136][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.710766][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.713426][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.716107][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.718398][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.719683][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.724102][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.726373][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.728187][ T1] AX.25: bpqether driver version 004 [ 9.729676][ T1] PPP generic driver version 2.4.2 [ 9.732906][ T1] PPP BSD Compression module registered [ 9.734356][ T1] PPP Deflate Compression module registered [ 9.735694][ T1] PPP MPPE Compression module registered [ 9.737436][ T1] NET: Registered protocol family 24 [ 9.738766][ T1] PPTP driver version 0.8.5 [ 9.740995][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.743870][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.745702][ T1] SLIP linefill/keepalive option. [ 9.747019][ T1] hdlc: HDLC support module revision 1.22 [ 9.748558][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.750669][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.753865][ T1] LAPB Ethernet driver version 0.02 [ 9.755816][ T1] usbcore: registered new interface driver rndis_wlan [ 9.761303][ T1] mac80211_hwsim: initializing netlink [ 9.794701][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.810480][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.828296][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.831232][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.833662][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.836174][ T1] usbcore: registered new interface driver pegasus [ 9.838601][ T1] usbcore: registered new interface driver rtl8150 [ 9.840819][ T1] usbcore: registered new interface driver r8152 [ 9.842704][ T1] usbcore: registered new interface driver asix [ 9.845814][ T1] usbcore: registered new interface driver ax88179_178a [ 9.848192][ T1] usbcore: registered new interface driver cdc_ether [ 9.850346][ T1] usbcore: registered new interface driver dm9601 [ 9.852475][ T1] usbcore: registered new interface driver smsc75xx [ 9.854196][ T1] usbcore: registered new interface driver smsc95xx [ 9.857011][ T1] usbcore: registered new interface driver net1080 [ 9.859135][ T1] usbcore: registered new interface driver rndis_host [ 9.861338][ T1] usbcore: registered new interface driver cdc_subset [ 9.863960][ T1] usbcore: registered new interface driver zaurus [ 9.865961][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.868606][ T1] usbcore: registered new interface driver cdc_ncm [ 9.871360][ T1] usbcore: registered new interface driver cdc_mbim [ 9.879850][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.889242][ T1] aoe: AoE v85 initialised. [ 9.894148][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.896477][ T1] ehci-pci: EHCI PCI platform driver [ 9.898541][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.900640][ T1] ohci-pci: OHCI PCI platform driver [ 9.902620][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.908507][ T1] usbcore: registered new interface driver cdc_acm [ 9.910210][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.914130][ T1] usbcore: registered new interface driver usblp [ 9.916473][ T1] usbcore: registered new interface driver cdc_wdm [ 9.919314][ T1] usbcore: registered new interface driver uas [ 9.922108][ T1] usbcore: registered new interface driver usb-storage [ 9.925801][ T1] usbcore: registered new interface driver ums-realtek [ 9.928583][ T1] usbcore: registered new interface driver usbserial_generic [ 9.930978][ T1] usbserial: USB Serial support registered for generic [ 9.933207][ T1] usbcore: registered new interface driver ch341 [ 9.934823][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.937914][ T1] usbcore: registered new interface driver cp210x [ 9.939700][ T1] usbserial: USB Serial support registered for cp210x [ 9.941566][ T1] usbcore: registered new interface driver ftdi_sio [ 9.943756][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.946535][ T1] usbcore: registered new interface driver keyspan [ 9.948464][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.951320][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.954640][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.958034][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.960502][ T1] usbcore: registered new interface driver option [ 9.963408][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.966511][ T1] usbcore: registered new interface driver oti6858 [ 9.968258][ T1] usbserial: USB Serial support registered for oti6858 [ 9.970224][ T1] usbcore: registered new interface driver pl2303 [ 9.972222][ T1] usbserial: USB Serial support registered for pl2303 [ 9.974589][ T1] usbcore: registered new interface driver qcserial [ 9.976677][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.979542][ T1] usbcore: registered new interface driver sierra [ 9.981414][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.984439][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.986652][ T1] usbserial: USB Serial support registered for carelink [ 9.988487][ T1] usbserial: USB Serial support registered for zio [ 9.991464][ T1] usbserial: USB Serial support registered for funsoft [ 9.994794][ T1] usbserial: USB Serial support registered for flashloader [ 9.997155][ T1] usbserial: USB Serial support registered for google [ 9.999596][ T1] usbserial: USB Serial support registered for libtransistor [ 10.002219][ T1] usbserial: USB Serial support registered for vivopay [ 10.005234][ T1] usbserial: USB Serial support registered for moto_modem [ 10.007585][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.009552][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.012082][ T1] usbserial: USB Serial support registered for hp4x [ 10.014685][ T1] usbserial: USB Serial support registered for suunto [ 10.016876][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.023627][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.025377][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.029339][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.034210][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.037081][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.039566][ T1] usb usb1: Product: Dummy host controller [ 10.041082][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.043780][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.050714][ T1] hub 1-0:1.0: USB hub found [ 10.052526][ T1] hub 1-0:1.0: 1 port detected [ 10.059519][ C1] random: fast init done [ 10.059704][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.062610][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.065804][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.069657][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.071604][ T429] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.072598][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.072616][ T1] usb usb2: Product: Dummy host controller [ 10.072629][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.072641][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.082944][ T429] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.084883][ T429] sd 0:0:1:0: [sda] Write Protect is off [ 10.086074][ T195] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.090834][ T1] hub 2-0:1.0: USB hub found [ 10.093075][ T1] hub 2-0:1.0: 1 port detected [ 10.094080][ T429] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.096615][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.100167][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.103181][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.106065][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.108186][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.108200][ T429] sda: sda1 [ 10.110691][ T1] usb usb3: Product: Dummy host controller [ 10.110706][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.116399][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.120654][ T1] hub 3-0:1.0: USB hub found [ 10.121316][ T429] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.121882][ T1] hub 3-0:1.0: 1 port detected [ 10.126347][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.128554][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.131300][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.134833][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.136423][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.139389][ T1] usb usb4: Product: Dummy host controller [ 10.140547][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.143227][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.146959][ T1] hub 4-0:1.0: USB hub found [ 10.148181][ T1] hub 4-0:1.0: 1 port detected [ 10.151420][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.154653][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.156423][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.159083][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.160824][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.164693][ T1] usb usb5: Product: Dummy host controller [ 10.170866][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.173153][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.176400][ T1] hub 5-0:1.0: USB hub found [ 10.177536][ T1] hub 5-0:1.0: 1 port detected [ 10.180909][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.182641][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.184337][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.186849][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.188785][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.190311][ T1] usb usb6: Product: Dummy host controller [ 10.191488][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.193948][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.197004][ T1] hub 6-0:1.0: USB hub found [ 10.198240][ T1] hub 6-0:1.0: 1 port detected [ 10.201579][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.204801][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.206629][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.208937][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.211671][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.213494][ T1] usb usb7: Product: Dummy host controller [ 10.214452][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.216596][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.219864][ T1] hub 7-0:1.0: USB hub found [ 10.221084][ T1] hub 7-0:1.0: 1 port detected [ 10.225086][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.228014][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.229811][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.233214][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.234655][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.236623][ T1] usb usb8: Product: Dummy host controller [ 10.238282][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller dummy_hcd [ 10.243387][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.247371][ T1] hub 8-0:1.0: USB hub found [ 10.248621][ T1] hub 8-0:1.0: 1 port detected [ 10.264904][ T1] using random self ethernet address [ 10.266702][ T1] using random host ethernet address [ 10.269630][ T1] Mass Storage Function, version: 2009/09/11 [ 10.271122][ T1] LUN: removable file: (no medium) [ 10.273016][ T1] no file given for LUN0 [ 10.274162][ T1] printk: console [ttyGS0] disabled [ 10.278268][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.281877][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.285066][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.288169][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.290016][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.292266][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.295701][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.297042][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.299111][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.302285][ T1] hub 9-0:1.0: USB hub found [ 10.304388][ T1] hub 9-0:1.0: 8 ports detected [ 10.310658][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.313546][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.315699][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.318125][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.320555][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.322033][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.324127][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.326544][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.329871][ T1] hub 10-0:1.0: USB hub found [ 10.331416][ T1] hub 10-0:1.0: 8 ports detected [ 10.338916][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.341613][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.344350][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.346207][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.348089][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.349903][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.351758][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.354908][ T1] hub 11-0:1.0: USB hub found [ 10.356507][ T1] hub 11-0:1.0: 8 ports detected [ 10.362271][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.365003][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.368138][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.370744][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.373194][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.375371][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.376716][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.378206][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.381541][ T1] hub 12-0:1.0: USB hub found [ 10.383365][ T1] hub 12-0:1.0: 8 ports detected [ 10.390319][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.392680][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.395405][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.397354][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.398759][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.400062][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.402752][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.406816][ T1] hub 13-0:1.0: USB hub found [ 10.408079][ T1] hub 13-0:1.0: 8 ports detected [ 10.415114][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.417388][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.419666][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.421953][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.424728][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.427177][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.428442][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.430427][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.434254][ T1] hub 14-0:1.0: USB hub found [ 10.435399][ T1] hub 14-0:1.0: 8 ports detected [ 10.442237][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.446394][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.448598][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.451338][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.453676][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.454981][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.456262][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.459493][ T1] hub 15-0:1.0: USB hub found [ 10.461285][ T1] hub 15-0:1.0: 8 ports detected [ 10.467901][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.469516][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.472092][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.475558][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.477242][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.479333][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.481316][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.483391][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.486948][ T1] hub 16-0:1.0: USB hub found [ 10.489032][ T1] hub 16-0:1.0: 8 ports detected [ 10.496030][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.499144][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.502269][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.506328][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.508134][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.509925][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.511834][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.515514][ T1] hub 17-0:1.0: USB hub found [ 10.516886][ T1] hub 17-0:1.0: 8 ports detected [ 10.524611][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.527608][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.529553][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.532173][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.535649][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.537300][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.539235][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.541763][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.546010][ T1] hub 18-0:1.0: USB hub found [ 10.547106][ T1] hub 18-0:1.0: 8 ports detected [ 10.554201][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.556788][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.559074][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.560408][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.561972][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.563764][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.565516][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.568573][ T1] hub 19-0:1.0: USB hub found [ 10.570094][ T1] hub 19-0:1.0: 8 ports detected [ 10.576336][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.578649][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.581436][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.584740][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.586361][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.587995][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.589284][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.590930][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.595291][ T1] hub 20-0:1.0: USB hub found [ 10.597663][ T1] hub 20-0:1.0: 8 ports detected [ 10.606070][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.608609][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.610683][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.612743][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.614493][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.615681][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.617201][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.620390][ T1] hub 21-0:1.0: USB hub found [ 10.621515][ T1] hub 21-0:1.0: 8 ports detected [ 10.628026][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.630650][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.633872][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.636063][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.637523][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.639392][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.641144][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.643209][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.646160][ T1] hub 22-0:1.0: USB hub found [ 10.647195][ T1] hub 22-0:1.0: 8 ports detected [ 10.654149][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.655974][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.658102][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.660579][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.663827][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.665187][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.666559][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.670129][ T1] hub 23-0:1.0: USB hub found [ 10.671262][ T1] hub 23-0:1.0: 8 ports detected [ 10.677423][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.679561][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.681562][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.684314][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.686330][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.688443][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.689655][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.691737][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.695102][ T1] hub 24-0:1.0: USB hub found [ 10.696251][ T1] hub 24-0:1.0: 8 ports detected [ 10.702968][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.704870][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.707395][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.709896][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.711874][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.714485][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.717061][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.720385][ T1] hub 25-0:1.0: USB hub found [ 10.721813][ T1] hub 25-0:1.0: 8 ports detected [ 10.728118][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.730562][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.733881][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.737343][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.739945][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.741532][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.743139][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.744804][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.748638][ T1] hub 26-0:1.0: USB hub found [ 10.749842][ T1] hub 26-0:1.0: 8 ports detected [ 10.757228][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.759250][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.762037][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.766353][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.767848][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.769423][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.771894][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.776604][ T1] hub 27-0:1.0: USB hub found [ 10.777741][ T1] hub 27-0:1.0: 8 ports detected [ 10.783736][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.786331][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.788963][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.791898][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.794831][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.796347][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.798716][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.801027][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.804519][ T1] hub 28-0:1.0: USB hub found [ 10.806376][ T1] hub 28-0:1.0: 8 ports detected [ 10.815066][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.817251][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.825404][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.828418][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.830469][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.832107][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.835515][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.838701][ T1] hub 29-0:1.0: USB hub found [ 10.840099][ T1] hub 29-0:1.0: 8 ports detected [ 10.846935][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.849705][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.851828][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.854938][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.856986][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.858491][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.860062][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.862043][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.866449][ T1] hub 30-0:1.0: USB hub found [ 10.867468][ T1] hub 30-0:1.0: 8 ports detected [ 10.875243][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.877797][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.880570][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.882152][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.884357][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.885392][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.887350][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.891150][ T1] hub 31-0:1.0: USB hub found [ 10.892616][ T1] hub 31-0:1.0: 8 ports detected [ 10.898355][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.900355][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.903735][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.906134][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.908794][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.910775][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.911742][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.915148][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.918183][ T1] hub 32-0:1.0: USB hub found [ 10.919782][ T1] hub 32-0:1.0: 8 ports detected [ 10.926584][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.929274][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.932949][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.935225][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.937065][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.938346][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.940270][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.944387][ T1] hub 33-0:1.0: USB hub found [ 10.945827][ T1] hub 33-0:1.0: 8 ports detected [ 10.953722][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.957024][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.959300][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.961790][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.964614][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.965986][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.967131][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.969092][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.972700][ T1] hub 34-0:1.0: USB hub found [ 10.973981][ T1] hub 34-0:1.0: 8 ports detected [ 10.981561][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.985343][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.988199][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.991555][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.993748][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.995374][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 10.997719][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 11.001080][ T1] hub 35-0:1.0: USB hub found [ 11.002562][ T1] hub 35-0:1.0: 8 ports detected [ 11.008391][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.010588][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 11.013855][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.017133][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.018981][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.020955][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 11.022854][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.024635][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 11.027664][ T1] hub 36-0:1.0: USB hub found [ 11.029228][ T1] hub 36-0:1.0: 8 ports detected [ 11.036522][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.038714][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 11.041667][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.044803][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.046817][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 11.048104][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.050860][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 11.054170][ T1] hub 37-0:1.0: USB hub found [ 11.055843][ T1] hub 37-0:1.0: 8 ports detected [ 11.062061][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.065027][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 11.067060][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.070848][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.072564][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.074219][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 11.075985][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.077790][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 11.080663][ T1] hub 38-0:1.0: USB hub found [ 11.081561][ T1] hub 38-0:1.0: 8 ports detected [ 11.089583][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.091812][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.094585][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.096918][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.098854][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.100179][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.102683][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.107086][ T1] hub 39-0:1.0: USB hub found [ 11.110036][ T1] hub 39-0:1.0: 8 ports detected [ 11.116509][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.118687][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.121327][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.124837][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.127158][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.129054][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.130712][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200428-syzkaller vhci_hcd [ 11.132856][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.136656][ T1] hub 40-0:1.0: USB hub found [ 11.138043][ T1] hub 40-0:1.0: 8 ports detected [ 11.145113][ T1] usbcore: registered new device driver usbip-host [ 11.151077][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.155274][ T1] i8042: Warning: Keylock active [ 11.158353][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.161190][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.224956][ T1] mousedev: PS/2 mouse device common for all mice [ 11.233401][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.241910][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.243665][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.245256][ T1] i2c /dev entries driver [ 11.248296][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.251509][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.255174][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.257593][ T1] IR NEC protocol handler initialized [ 11.259076][ T1] IR RC5(x/sz) protocol handler initialized [ 11.260394][ T1] IR RC6 protocol handler initialized [ 11.261177][ T1] IR JVC protocol handler initialized [ 11.262712][ T1] IR Sony protocol handler initialized [ 11.264028][ T1] IR SANYO protocol handler initialized [ 11.265313][ T1] IR Sharp protocol handler initialized [ 11.266236][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.267644][ T1] IR XMP protocol handler initialized [ 11.269656][ T1] usbcore: registered new interface driver uvcvideo [ 11.271570][ T1] USB Video Class driver (1.1.1) [ 11.273117][ T1] gspca_main: v2.14.0 registered [ 11.292000][ T1] vivid-000: using single planar format API [ 11.308730][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.311388][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.313623][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.315678][ T1] vivid-000: V4L2 output device registered as video4 [ 11.318380][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.321390][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.325166][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.327568][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.329641][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.332060][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.334412][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.336659][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.338981][ T1] vivid-001: using multiplanar format API [ 11.354388][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.356666][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.358723][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.360832][ T1] vivid-001: V4L2 output device registered as video8 [ 11.363928][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.366437][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.369361][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.371886][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.374878][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.377066][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.381000][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.383855][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.386164][ T1] vivid-002: using single planar format API [ 11.400406][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.402661][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.404893][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.407435][ T1] vivid-002: V4L2 output device registered as video12 [ 11.410697][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.413801][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.416467][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.418470][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.420207][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.422511][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.424687][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.426567][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.428826][ T1] vivid-003: using multiplanar format API [ 11.443757][ T2613] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.450826][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.454895][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.460416][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.463108][ T1] vivid-003: V4L2 output device registered as video16 [ 11.466181][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.469619][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.471624][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.473805][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.476155][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.478282][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.480308][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.482322][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.485471][ T1] vivid-004: using single planar format API [ 11.501819][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.504874][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.507663][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.509795][ T1] vivid-004: V4L2 output device registered as video20 [ 11.513528][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.516592][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.519918][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.521893][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.526091][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.528962][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.531210][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.533364][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.535677][ T1] vivid-005: using multiplanar format API [ 11.550324][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.553508][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.555607][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.557695][ T1] vivid-005: V4L2 output device registered as video24 [ 11.559979][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.562591][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.565266][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.567401][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.569270][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.571376][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.575109][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.578349][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.580983][ T1] vivid-006: using single planar format API [ 11.596131][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.599021][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.601576][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.603560][ T1] vivid-006: V4L2 output device registered as video28 [ 11.605781][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.608835][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.611711][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.614309][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.615970][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.618921][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.621090][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.623579][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.625829][ T1] vivid-007: using multiplanar format API [ 11.640242][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.642637][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.644859][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.647764][ T1] vivid-007: V4L2 output device registered as video32 [ 11.649817][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.652329][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.655080][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.658527][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.661335][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.663643][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.666010][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.668281][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.670642][ T1] vivid-008: using single planar format API [ 11.689301][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.693600][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.695738][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.698463][ T1] vivid-008: V4L2 output device registered as video36 [ 11.701532][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.705689][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.708815][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.710624][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.712848][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.715576][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.717886][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.720085][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.722263][ T1] vivid-009: using multiplanar format API [ 11.737062][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.739616][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.741324][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.744057][ T1] vivid-009: V4L2 output device registered as video40 [ 11.746248][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.749419][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.751921][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.755055][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.757570][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.759385][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.761777][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.764325][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.767185][ T1] vivid-010: using single planar format API [ 11.782208][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.785813][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.789056][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.791516][ T1] vivid-010: V4L2 output device registered as video44 [ 11.794295][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.797697][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.800662][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.803770][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.805941][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.809632][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.811684][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.814596][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.817355][ T1] vivid-011: using multiplanar format API [ 11.831925][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.834866][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.837237][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.839878][ T1] vivid-011: V4L2 output device registered as video48 [ 11.842213][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.845414][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.847838][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.849408][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.851319][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.853421][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.855266][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.857234][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.861811][ T1] vivid-012: using single planar format API [ 11.876693][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.881485][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.883869][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.886789][ T1] vivid-012: V4L2 output device registered as video52 [ 11.889270][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.891594][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.895514][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.898181][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.899160][ T2613] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.903235][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.905852][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.909149][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.922701][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.925433][ T1] vivid-013: using multiplanar format API [ 11.964012][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.966502][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.968266][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.982681][ T1] vivid-013: V4L2 output device registered as video56 [ 11.986182][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.989383][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.002631][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.005185][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.007922][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 12.010478][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.014887][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.017800][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.020743][ T1] vivid-014: using single planar format API [ 12.034898][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.037608][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.040701][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.043642][ T1] vivid-014: V4L2 output device registered as video60 [ 12.046503][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.049248][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.052050][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.054167][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.056560][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.059147][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.062208][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.064882][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.066840][ T1] vivid-015: using multiplanar format API [ 12.080428][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.083403][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.085579][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.087375][ T1] vivid-015: V4L2 output device registered as video64 [ 12.090067][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.092165][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.095169][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.097118][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.098855][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.101152][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.103812][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.106507][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.111666][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.114883][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.117502][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.120119][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.124202][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.126348][ T1] iTCO_vendor_support: vendor-support=0 [ 12.130535][ T1] device-mapper: uevent: version 1.0.3 [ 12.133378][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.136882][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.138425][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.140649][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.142978][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.145392][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.146531][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.148167][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.149920][ T1] Bluetooth: HCI UART protocol LL registered [ 12.151523][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.153860][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.155442][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.157756][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.159546][ T1] usbcore: registered new interface driver bfusb [ 12.161247][ T1] usbcore: registered new interface driver btusb [ 12.164444][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.165625][ T1] Modular ISDN core version 1.1.29 [ 12.167800][ T1] NET: Registered protocol family 34 [ 12.168736][ T1] DSP module 2.0 [ 12.170377][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.183917][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.185928][ T1] 0 virtual devices registered [ 12.187006][ T1] intel_pstate: CPU model not supported [ 12.191300][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.194452][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.194462][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.197259][ T1] usnic_verbs:usnic_ib_init:667: [ 12.197262][ T1] Unable to initialize umem with err -1 [ 12.201010][ T1] iscsi: registered transport (iser) [ 12.203383][ T1] SoftiWARP attached [ 12.204954][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.208068][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.211352][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.223515][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.241256][ T1] usbcore: registered new interface driver usbhid [ 12.243577][ T1] usbhid: USB HID core driver [ 12.264833][ T1] ashmem: initialized [ 12.283132][ T151] floppy0: no floppy controllers found [ 12.362272][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.364977][ T1] drop_monitor: Initializing network drop monitor service [ 12.366409][ T1] NET: Registered protocol family 26 [ 12.367707][ T1] GACT probability on [ 12.368882][ T1] Mirror/redirect action on [ 12.370241][ T1] Simple TC action Loaded [ 12.375302][ T1] netem: version 1.3 [ 12.376809][ T1] u32 classifier [ 12.377814][ T1] Performance counters on [ 12.379270][ T1] input device check on [ 12.380330][ T1] Actions configured [ 12.384889][ T1] nf_conntrack_irc: failed to register helpers [ 12.386440][ T1] nf_conntrack_sane: failed to register helpers [ 12.427968][ T1] nf_conntrack_sip: failed to register helpers [ 12.434014][ T1] xt_time: kernel timezone is -0000 [ 12.435227][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.437043][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.440414][ T1] IPVS: ipvs loaded. [ 12.441166][ T1] IPVS: [rr] scheduler registered. [ 12.441989][ T1] IPVS: [wrr] scheduler registered. [ 12.443582][ T1] IPVS: [lc] scheduler registered. [ 12.445117][ T1] IPVS: [wlc] scheduler registered. [ 12.446148][ T1] IPVS: [fo] scheduler registered. [ 12.447488][ T1] IPVS: [ovf] scheduler registered. [ 12.449098][ T1] IPVS: [lblc] scheduler registered. [ 12.449992][ T1] IPVS: [lblcr] scheduler registered. [ 12.451484][ T1] IPVS: [dh] scheduler registered. [ 12.453186][ T1] IPVS: [sh] scheduler registered. [ 12.453965][ T1] IPVS: [mh] scheduler registered. [ 12.455473][ T1] IPVS: [sed] scheduler registered. [ 12.456897][ T1] IPVS: [nq] scheduler registered. [ 12.458395][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.460118][ T1] IPVS: [sip] pe registered. [ 12.461117][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.465317][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.466673][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.474208][ T1] IPv4 over IPsec tunneling driver [ 12.479397][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.481640][ T1] Initializing XFRM netlink socket [ 12.483190][ T1] IPsec XFRM device driver [ 12.485637][ T1] NET: Registered protocol family 10 [ 12.487334][ T1] [ 12.487681][ T1] ============================= [ 12.488484][ T1] WARNING: suspicious RCU usage [ 12.489975][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 12.491543][ T1] ----------------------------- [ 12.493156][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.495200][ T1] [ 12.495200][ T1] other info that might help us debug this: [ 12.495200][ T1] [ 12.497859][ T1] [ 12.497859][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.500729][ T1] 1 lock held by swapper/0/1: [ 12.505526][ T1] #0: ffffffff8a5a6330 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.516716][ T1] [ 12.516716][ T1] stack backtrace: [ 12.522751][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 12.531858][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.532716][ T1] Call Trace: [ 12.532716][ T1] dump_stack+0x18f/0x20d [ 12.532716][ T1] ip6mr_get_table+0x153/0x180 [ 12.532716][ T1] ip6mr_new_table+0x1b/0x70 [ 12.532716][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.532716][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.532716][ T1] ops_init+0xaf/0x420 [ 12.532716][ T1] register_pernet_operations+0x346/0x840 [ 12.532716][ T1] ? setup_net+0x860/0x860 [ 12.532716][ T1] ? down_write_killable+0x170/0x170 [ 12.532716][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.532716][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.532716][ T1] ? unix_diag_init+0x11/0x11 [ 12.532716][ T1] register_pernet_subsys+0x25/0x40 [ 12.532716][ T1] ip6_mr_init+0x49/0x152 [ 12.532716][ T1] inet6_init+0x1d7/0x6dc [ 12.532716][ T1] do_one_initcall+0x10a/0x7d0 [ 12.532716][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.532716][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.532716][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.532716][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.532716][ T1] kernel_init_freeable+0x501/0x5ae [ 12.532716][ T1] ? rest_init+0x365/0x365 [ 12.532716][ T1] kernel_init+0xd/0x1bb [ 12.532716][ T1] ret_from_fork+0x24/0x30 [ 12.676730][ T1] Segment Routing with IPv6 [ 12.681824][ T1] mip6: Mobile IPv6 [ 12.690434][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 12.701863][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 12.709947][ T1] NET: Registered protocol family 17 [ 12.715573][ T1] NET: Registered protocol family 15 [ 12.721383][ T1] Bridge firewalling registered [ 12.727597][ T1] NET: Registered protocol family 9 [ 12.732951][ T1] X25: Linux Version 0.2 [ 12.767359][ T1] NET: Registered protocol family 6 [ 12.807094][ T1] NET: Registered protocol family 11 [ 12.813097][ T1] NET: Registered protocol family 3 [ 12.818391][ T1] can: controller area network core (rev 20170425 abi 9) [ 12.825811][ T1] NET: Registered protocol family 29 [ 12.831128][ T1] can: raw protocol (rev 20170425) [ 12.836571][ T1] can: broadcast manager protocol (rev 20170425 t) [ 12.843378][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 12.850068][ T1] can: SAE J1939 [ 12.854341][ T1] Bluetooth: RFCOMM TTY layer initialized [ 12.860547][ T1] Bluetooth: RFCOMM socket layer initialized [ 12.870222][ T1] Bluetooth: RFCOMM ver 1.11 [ 12.875055][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 12.881281][ T1] Bluetooth: BNEP filters: protocol multicast [ 12.887556][ T1] Bluetooth: BNEP socket layer initialized [ 12.893494][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 12.899343][ T1] Bluetooth: CMTP socket layer initialized [ 12.905246][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 12.912162][ T1] Bluetooth: HIDP socket layer initialized [ 12.918483][ T1] RPC: Registered rdma transport module. [ 12.924134][ T1] RPC: Registered rdma backchannel transport module. [ 12.933581][ T1] NET: Registered protocol family 33 [ 12.938999][ T1] Key type rxrpc registered [ 12.943651][ T1] Key type rxrpc_s registered [ 12.949285][ T1] NET: Registered protocol family 41 [ 12.955228][ T1] lec:lane_module_init: lec.c: initialized [ 12.961256][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 12.967954][ T1] l2tp_core: L2TP core driver, V2.0 [ 12.973354][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 12.978983][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 12.985615][ T1] l2tp_netlink: L2TP netlink interface [ 12.991198][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 12.998058][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.005805][ T1] NET: Registered protocol family 35 [ 13.011689][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.027505][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.034100][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.041853][ T1] sctp: Hash tables configured (bind 32/56) [ 13.049312][ T1] NET: Registered protocol family 21 [ 13.055590][ T1] Registered RDS/infiniband transport [ 13.061839][ T1] Registered RDS/tcp transport [ 13.066895][ T1] tipc: Activated (version 2.0.0) [ 13.072610][ T1] NET: Registered protocol family 30 [ 13.079099][ T1] tipc: Started in single node mode [ 13.085117][ T1] NET: Registered protocol family 43 [ 13.090900][ T1] 9pnet: Installing 9P2000 support [ 13.097431][ T1] NET: Registered protocol family 37 [ 13.106495][ T1] NET: Registered protocol family 36 [ 13.112956][ T1] Key type dns_resolver registered [ 13.118264][ T1] Key type ceph registered [ 13.123604][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.131157][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.140516][ T1] openvswitch: Open vSwitch switching datapath [ 13.149116][ T1] NET: Registered protocol family 40 [ 13.154842][ T1] mpls_gso: MPLS GSO support [ 13.165823][ T1] IPI shorthand broadcast: enabled [ 13.171013][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.176549][ T1] AES CTR mode by8 optimization enabled [ 13.188816][ T1] sched_clock: Marking stable (13153058972, 35709742)->(13201523837, -12755123) [ 13.199517][ T1] registered taskstats version 1 [ 13.204544][ T1] Loading compiled-in X.509 certificates [ 13.215418][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.227337][ T1] zswap: loaded using pool lzo/zbud [ 13.233917][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.243658][ T1] Key type ._fscrypt registered [ 13.248686][ T1] Key type .fscrypt registered [ 13.253536][ T1] Key type fscrypt-provisioning registered [ 13.262301][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.269161][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.284152][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.294139][ T1] Key type big_key registered [ 13.301032][ T1] Key type encrypted registered [ 13.306180][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.312703][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.319126][ T1] ima: Allocated hash algorithm: sha256 [ 13.325042][ T1] ima: No architecture policies found [ 13.330606][ T1] evm: Initialising EVM extended attributes: [ 13.336599][ T1] evm: security.selinux [ 13.340746][ T1] evm: security.SMACK64 [ 13.344916][ T1] evm: security.SMACK64EXEC [ 13.350479][ T1] evm: security.SMACK64TRANSMUTE [ 13.355445][ T1] evm: security.SMACK64MMAP [ 13.359930][ T1] evm: security.apparmor [ 13.364177][ T1] evm: security.ima [ 13.368022][ T1] evm: security.capability [ 13.372734][ T1] evm: HMAC attrs: 0x1 [ 13.378401][ T1] PM: Magic number: 0:323:126 [ 13.384187][ T1] acpi device:01: hash matches [ 13.390411][ T1] printk: console [netcon0] enabled [ 13.395826][ T1] netconsole: network logging started [ 13.405124][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.414922][ T1] rdma_rxe: loaded [ 13.419043][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.429933][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.438645][ T2613] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.448610][ T1] ALSA device list: [ 13.452500][ T1] #0: Dummy 1 [ 13.456035][ T1] #1: Loopback 1 [ 13.459744][ T1] #2: Virtual MIDI Card 1 [ 13.464424][ T2613] cfg80211: failed to load regulatory.db [ 13.473660][ T1] md: Waiting for all devices to be available before autodetect [ 13.481315][ T1] md: If you don't use raid, use raid=noautodetect [ 13.492354][ T1] md: Autodetecting RAID arrays. [ 13.497521][ T1] md: autorun ... [ 13.501140][ T1] md: ... autorun DONE. [ 13.549215][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.557498][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.605797][ T1] devtmpfs: mounted [ 13.622958][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 13.629760][ T1] Kernel memory protection disabled. [ 13.673206][ T1] Run /sbin/init as init process [ 14.693376][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.722105][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.729911][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.796715][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 14.819112][ T1] systemd[1]: Detected virtualization kvm. [ 14.825095][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.892846][ T1] systemd[1]: Set hostname to . [ 15.284811][ T3891] systemd-cryptse (3891) used greatest stack depth: 25136 bytes left [ 15.306586][ T3890] selinux-autorel (3890) used greatest stack depth: 23432 bytes left [ 15.358858][ T3894] systemd-fstab-generator[3894]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.375865][ T3894] systemd-fstab-generator[3894]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.393339][ T3894] systemd-fstab-generator[3894]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.719708][ T3886] systemd[3886]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 16.196731][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 16.235535][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 16.274264][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 16.314438][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 16.354880][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 16.397891][ T1] [ 16.400467][ T1] ============================= [ 16.405545][ T1] WARNING: suspicious RCU usage [ 16.410415][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 16.417155][ T1] ----------------------------- [ 16.422100][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.431572][ T1] [ 16.431572][ T1] other info that might help us debug this: [ 16.431572][ T1] [ 16.441910][ T1] [ 16.441910][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.450037][ T1] 2 locks held by systemd/1: [ 16.454741][ T1] #0: ffff888098e1c450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 16.464646][ T1] #1: ffff888097caa1d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 16.475517][ T1] [ 16.475517][ T1] stack backtrace: [ 16.481434][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 16.490670][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.502097][ T1] Call Trace: [ 16.505422][ T1] dump_stack+0x18f/0x20d [ 16.510045][ T1] evm_protected_xattr+0x1c2/0x210 [ 16.515899][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 16.522026][ T1] evm_inode_setxattr+0xc4/0xf0 [ 16.527170][ T1] security_inode_setxattr+0x18f/0x200 [ 16.533009][ T1] vfs_setxattr+0xa7/0xf0 [ 16.537543][ T1] setxattr+0x23d/0x330 [ 16.541701][ T1] ? vfs_setxattr+0xf0/0xf0 [ 16.546398][ T1] ? lock_acquire+0x1f4/0x940 [ 16.551330][ T1] ? mnt_want_write+0x3a/0xb0 [ 16.556268][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 16.561725][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 16.567065][ T1] ? preempt_count_add+0x74/0x140 [ 16.572127][ T1] ? preempt_count_add+0x74/0x140 [ 16.577233][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 16.582259][ T1] path_setxattr+0x170/0x190 [ 16.586862][ T1] ? setxattr+0x330/0x330 [ 16.592018][ T1] ? task_work_run+0x160/0x1b0 [ 16.596892][ T1] __x64_sys_setxattr+0xc0/0x160 [ 16.601816][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.607599][ T1] do_syscall_64+0xf6/0x7d0 [ 16.612690][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.620929][ T1] RIP: 0033:0x7fb5f867567a [ 16.625506][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 16.647214][ T1] RSP: 002b:00007ffea143a818 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.656765][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb5f867567a [ 16.665187][ T1] RDX: 00007ffea143a890 RSI: 0000563d1164bf9b RDI: 0000563d132726d0 [ 16.673159][ T1] RBP: 0000563d1164bf9b R08: 0000000000000000 R09: 0000000000000030 [ 16.681525][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffea143a890 [ 16.690258][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000563d132461d0 [ OK ] Created slice System Slice. [ OK ] Created slice system-serial\x2dgetty.slice. Mounting /sys/kernel/debug... Mounting POSIX Message Queue File System... [ OK ] Reached target Slices. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Listening on udev Kernel Socket. Mounting Huge Pages File System... [ OK ] Started Dispatch Password Requests to Console Directory Watch. Mounting /sys/kernel/config... [ OK ] Listening on Journal Socket. Starting Journal Service... [ OK ] Reached target Sockets. Starting Create Static Device Nodes in /dev... [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Reached target Swap. [ OK ] Created slice system-getty.slice. [ 17.509096][ T3908] systemd-tmpfile (3908) used greatest stack depth: 23048 bytes left Starting Load Kernel Modules... [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Paths. [ OK ] Reached target Encrypted Volumes. Starting Remount Root and Kernel File Systems... [ OK ] Mounted Huge Pages File System. [ 17.867640][ T3915] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. Starting Load/Save Random Seed... Starting udev Coldplug all Devices... Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting udev Kernel Device Manager... [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 19.354683][ T3907] systemd-journald[3907]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. [ OK ] Started udev Kernel Device Manager. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 19.947930][ T1] [ 19.950448][ T1] ============================= [ 19.956723][ T1] WARNING: suspicious RCU usage [ 19.961646][ T1] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 19.970855][ T1] ----------------------------- [ 19.977289][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.986460][ T1] [ 19.986460][ T1] other info that might help us debug this: [ 19.986460][ T1] [ 19.997580][ T1] [ 19.997580][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.006424][ T1] 4 locks held by systemd/1: [ 20.011026][ T1] #0: ffff88809899a450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 20.021513][ T1] #1: ffff888092739488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.031534][ T1] #2: ffff8880a89f3958 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.042136][ T1] #3: ffffffff89e5de48 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.053114][ T1] [ 20.053114][ T1] stack backtrace: [ 20.059033][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 20.068064][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.078123][ T1] Call Trace: [ 20.081421][ T1] dump_stack+0x18f/0x20d [ 20.085769][ T1] match_exception_partial+0x2ee/0x340 [ 20.091243][ T1] verify_new_ex+0x176/0x3a0 [ 20.095848][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.101495][ T1] ? lock_acquire+0x1f4/0x940 [ 20.106188][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.111226][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.116444][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.121220][ T1] ? lock_downgrade+0x840/0x840 [ 20.126351][ T1] cgroup_file_write+0x20d/0x710 [ 20.131299][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.136509][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.141822][ T1] ? __might_fault+0x190/0x1d0 [ 20.146703][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.152000][ T1] kernfs_fop_write+0x268/0x490 [ 20.156868][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.161816][ T1] __vfs_write+0x76/0x100 [ 20.166157][ T1] vfs_write+0x268/0x5d0 [ 20.170440][ T1] ksys_write+0x12d/0x250 [ 20.174778][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.179641][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.185381][ T1] do_syscall_64+0xf6/0x7d0 [ 20.190109][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.196040][ T1] RIP: 0033:0x7fb5f8669970 [ 20.200726][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 20.220885][ T1] RSP: 002b:00007ffea143a3d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.229561][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fb5f8669970 [ 20.237828][ T1] RDX: 000000000000000a RSI: 0000563d132555b0 RDI: 0000000000000026 [ 20.246515][ T1] RBP: 0000563d132555b0 R08: 0000563d13295320 R09: 00007fb5fa09f500 [ 20.254676][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.262913][ T1] R13: 0000000000000001 R14: 0000563d13295240 R15: 000000000000000a Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.143802][ T3968] [ 21.146488][ T3968] ============================= [ 21.151341][ T3968] WARNING: suspicious RCU usage [ 21.156550][ T3968] 5.7.0-rc3-next-20200428-syzkaller #0 Not tainted [ 21.163154][ T3968] ----------------------------- [ 21.168021][ T3968] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 21.177236][ T3968] [ 21.177236][ T3968] other info that might help us debug this: [ 21.177236][ T3968] [ 21.187918][ T3968] [ 21.187918][ T3968] rcu_scheduler_active = 2, debug_locks = 1 [ 21.196196][ T3968] 1 lock held by ip/3968: [ 21.200529][ T3968] #0: ffffffff8a5b22a8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 21.210125][ T3968] [ 21.210125][ T3968] stack backtrace: [ 21.216235][ T3968] CPU: 1 PID: 3968 Comm: ip Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 21.224993][ T3968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.235142][ T3968] Call Trace: [ 21.238464][ T3968] dump_stack+0x18f/0x20d [ 21.242805][ T3968] bpq_device_event+0x609/0x75a [ 21.247669][ T3968] notifier_call_chain+0xc0/0x230 [ 21.252713][ T3968] call_netdevice_notifiers_info+0xb5/0x130 [ 21.258613][ T3968] __dev_notify_flags+0x121/0x2c0 [ 21.263654][ T3968] ? dev_change_name+0x700/0x700 [ 21.268689][ T3968] ? dev_set_allmulti+0x30/0x30 [ 21.273900][ T3968] ? print_usage_bug+0x240/0x240 [ 21.278852][ T3968] dev_change_flags+0x100/0x160 [ 21.283717][ T3968] do_setlink+0xa1c/0x35d0 [ 21.288159][ T3968] ? mark_lock+0x129/0x1390 [ 21.292679][ T3968] ? rtnl_getlink+0xab0/0xab0 [ 21.297364][ T3968] ? print_usage_bug+0x240/0x240 [ 21.302318][ T3968] ? mark_lock+0x129/0x1390 [ 21.308230][ T3968] ? mark_lock+0x129/0x1390 [ 21.312753][ T3968] ? __lock_acquire+0xca1/0x3f20 [ 21.317720][ T3968] ? memset+0x20/0x40 [ 21.321843][ T3968] ? __nla_validate_parse+0x2af/0x1cc0 [ 21.327318][ T3968] ? mark_held_locks+0xe0/0xe0 [ 21.332122][ T3968] ? deref_stack_reg+0xaa/0xe0 [ 21.336906][ T3968] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.343500][ T3968] ? nla_memcpy+0xa0/0xa0 [ 21.347839][ T3968] ? mark_held_locks+0xe0/0xe0 [ 21.352609][ T3968] ? deref_stack_reg+0xaa/0xe0 [ 21.357576][ T3968] __rtnl_newlink+0xad0/0x1590 [ 21.362743][ T3968] ? rtnl_link_unregister+0x240/0x240 [ 21.368224][ T3968] ? is_bpf_text_address+0xcb/0x160 [ 21.374507][ T3968] ? kernel_text_address+0x6e/0xe0 [ 21.379712][ T3968] ? __kernel_text_address+0x9/0x30 [ 21.385214][ T3968] ? unwind_get_return_address+0x5a/0xa0 [ 21.390860][ T3968] ? profile_setup.cold+0xc1/0xc1 [ 21.396593][ T3968] ? arch_stack_walk+0x97/0xf0 [ 21.401385][ T3968] ? stack_trace_save+0x8c/0xc0 [ 21.406256][ T3968] ? stack_trace_consume_entry+0x160/0x160 [ 21.412130][ T3968] ? rtnl_newlink+0x46/0xa0 [ 21.416653][ T3968] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.422224][ T3968] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.428232][ T3968] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.434056][ T3968] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.439623][ T3968] rtnl_newlink+0x64/0xa0 [ 21.443974][ T3968] ? __rtnl_newlink+0x1590/0x1590 [ 21.449185][ T3968] rtnetlink_rcv_msg+0x44e/0xad0 [ 21.454142][ T3968] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.459443][ T3968] ? lock_acquire+0x1f4/0x940 [ 21.464131][ T3968] ? netlink_deliver_tap+0x146/0xcc0 [ 21.469751][ T3968] netlink_rcv_skb+0x15a/0x430 [ 21.475132][ T3968] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.480437][ T3968] ? netlink_ack+0xa60/0xa60 [ 21.485044][ T3968] ? netlink_deliver_tap+0x236/0xcc0 [ 21.490383][ T3968] netlink_unicast+0x537/0x740 [ 21.495270][ T3968] ? netlink_attachskb+0x810/0x810 [ 21.500394][ T3968] ? _copy_from_iter_full+0x25c/0x870 [ 21.505784][ T3968] ? __phys_addr_symbol+0x2c/0x70 [ 21.510841][ T3968] ? __check_object_size+0x171/0x437 [ 21.517981][ T3968] netlink_sendmsg+0x882/0xe10 [ 21.522956][ T3968] ? aa_af_perm+0x260/0x260 [ 21.527601][ T3968] ? netlink_unicast+0x740/0x740 [ 21.532600][ T3968] ? netlink_unicast+0x740/0x740 [ 21.537558][ T3968] sock_sendmsg+0xcf/0x120 [ 21.542109][ T3968] ____sys_sendmsg+0x6bf/0x7e0 [ 21.547765][ T3968] ? mark_held_locks+0xe0/0xe0 [ 21.552977][ T3968] ? kernel_sendmsg+0x50/0x50 [ 21.557768][ T3968] ? find_held_lock+0x2d/0x110 [ 21.562542][ T3968] ? mark_lock+0x129/0x1390 [ 21.567066][ T3968] ___sys_sendmsg+0x100/0x170 [ 21.571758][ T3968] ? sendmsg_copy_msghdr+0x70/0x70 [ 21.576885][ T3968] ? migration_entry_to_page+0x310/0x310 [ 21.582539][ T3968] ? do_raw_spin_unlock+0x171/0x260 [ 21.587893][ T3968] ? find_held_lock+0x2d/0x110 [ 21.592673][ T3968] ? do_page_fault+0x59e/0x13da [ 21.597576][ T3968] ? vm_insert_pages+0x6a0/0x6a0 [ 21.602541][ T3968] ? lock_downgrade+0x840/0x840 [ 21.607496][ T3968] ? __fget_light+0x1ab/0x270 [ 21.612199][ T3968] __sys_sendmsg+0xec/0x1b0 [ 21.616813][ T3968] ? __sys_sendmsg_sock+0xb0/0xb0 [ 21.621955][ T3968] ? down_read_nested+0x430/0x430 [ 21.627008][ T3968] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.632746][ T3968] ? do_syscall_64+0x21/0x7d0 [ 21.637440][ T3968] do_syscall_64+0xf6/0x7d0 [ 21.641998][ T3968] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.647895][ T3968] RIP: 0033:0x7f46f13e0dc7 [ 21.652315][ T3968] 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 [ 21.672054][ T3968] RSP: 002b:00007fff382c65a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 21.682834][ T3968] RAX: ffffffffffffffda RBX: 000000005ea80e32 RCX: 00007f46f13e0dc7 [ 21.690813][ T3968] RDX: 0000000000000000 RSI: 00007fff382c65f0 RDI: 0000000000000003 [ 21.698793][ T3968] RBP: 00007fff382c65f0 R08: 0000000000001000 R09: fefefeff77686d74 [ 21.707420][ T3968] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff382c6630 [ 21.715405][ T3968] R13: 0000562af3d293c0 R14: 00007fff382ce6b0 R15: 0000000000000000 [ 21.759437][ C1] random: crng init done [ 21.763820][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (23s / no limit) [ **] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ *] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily apt download activities. [ OK ] Reached target Basic System. Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Regular background program processing daemon. Starting Permit User Sessions... Starting System Logging Service... [ OK ] Started Daily apt upgrade and clean activities. Starting OpenBSD Secure Shell server... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ OK ] Started System Logging Service. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ 47.464894][ T6757] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 47.476643][ T6757] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 47.485064][ T6757] CPU: 0 PID: 6757 Comm: sshd Not tainted 5.7.0-rc3-next-20200428-syzkaller #0 [ 47.494306][ T6757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.504382][ T6757] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 47.510454][ T6757] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 47.530152][ T6757] RSP: 0018:ffffc900053c7450 EFLAGS: 00010206 [ 47.536219][ T6757] RAX: dffffc0000000000 RBX: ffff8880997d2000 RCX: ffffffff8363732a [ 47.544192][ T6757] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 47.552162][ T6757] RBP: 1ffff92000a78e8b R08: ffff88809dd2a240 R09: fffffbfff1519352 [ 47.560137][ T6757] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff8880a0cf0fea [ 47.568109][ T6757] R13: ffff8880a0cf0000 R14: 0000000000001a65 R15: 0000000000000000 [ 47.576256][ T6757] FS: 00007fa314aa78c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 47.585183][ T6757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.591770][ T6757] CR2: 0000564f527e68f5 CR3: 00000000a2720000 CR4: 00000000001406f0 [ 47.600298][ T6757] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.608274][ T6757] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.616240][ T6757] Call Trace: [ 47.619546][ T6757] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 47.624957][ T6757] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 47.630772][ T6757] ? __kmalloc+0x62f/0x7a0 [ 47.635566][ T6757] ? tomoyo_realpath_from_path+0xc2/0x620 [ 47.641309][ T6757] ? lock_release+0x800/0x800 [ 47.646161][ T6757] ? __lock_acquire+0x2018/0x3f20 [ 47.651196][ T6757] tomoyo_realpath_from_path+0x393/0x620 [ 47.656965][ T6757] tomoyo_path_number_perm+0x1c2/0x4d0 [ 47.662426][ T6757] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 47.668065][ T6757] ? tomoyo_execute_permission+0x470/0x470 [ 47.674082][ T6757] ? d_alloc_parallel+0x785/0x1b10 [ 47.679215][ T6757] ? d_alloc_parallel+0x9ea/0x1b10 [ 47.684345][ T6757] ? rcu_read_lock_held_common+0x130/0x130 [ 47.690150][ T6757] ? print_usage_bug+0x240/0x240 [ 47.695091][ T6757] tomoyo_path_mknod+0x10d/0x190 [ 47.700026][ T6757] ? tomoyo_path_chown+0x1b0/0x1b0 [ 47.705142][ T6757] ? mark_held_locks+0x9f/0xe0 [ 47.709910][ T6757] ? d_lookup+0xec/0x250 [ 47.714158][ T6757] security_path_mknod+0x116/0x180 [ 47.719345][ T6757] lookup_open+0x5ae/0x1320 [ 47.723865][ T6757] ? page_put_link+0x210/0x210 [ 47.728647][ T6757] ? preempt_count_add+0x74/0x140 [ 47.733673][ T6757] ? __mnt_want_write+0x1da/0x2c0 [ 47.738701][ T6757] path_openat+0x93c/0x27f0 [ 47.743301][ T6757] ? path_lookupat.isra.0+0x530/0x530 [ 47.748760][ T6757] ? up_read+0x1a8/0x750 [ 47.753436][ T6757] ? mark_held_locks+0xe0/0xe0 [ 47.758375][ T6757] ? down_read_nested+0x430/0x430 [ 47.763502][ T6757] do_filp_open+0x192/0x260 [ 47.768028][ T6757] ? may_open_dev+0xf0/0xf0 [ 47.772716][ T6757] ? simple_attr_release+0x40/0x40 [ 47.777967][ T6757] ? _raw_spin_unlock+0x24/0x40 [ 47.782823][ T6757] ? __alloc_fd+0x46d/0x600 [ 47.787380][ T6757] do_sys_openat2+0x585/0x7d0 [ 47.792060][ T6757] ? file_open_root+0x400/0x400 [ 47.796918][ T6757] ? up_read+0x1a8/0x750 [ 47.801166][ T6757] do_sys_open+0xc3/0x140 [ 47.805498][ T6757] ? filp_open+0x70/0x70 [ 47.809743][ T6757] ? handle_mm_fault+0x29e/0x660 [ 47.814708][ T6757] ? trace_hardirqs_off_caller+0x55/0x230 [ 47.820432][ T6757] do_syscall_64+0xf6/0x7d0 [ 47.824938][ T6757] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 47.830947][ T6757] RIP: 0033:0x7fa312c106f0 [ 47.835363][ T6757] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 47.854961][ T6757] RSP: 002b:00007ffd6ca62168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 47.863372][ T6757] RAX: ffffffffffffffda RBX: 0000564f5471bfc0 RCX: 00007fa312c106f0 [ 47.871382][ T6757] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000564f527e68f5 [ 47.879519][ T6757] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 47.887502][ T6757] R10: 0000000000000240 R11: 0000000000000246 R12: 0000564f527b751e [ 47.895738][ T6757] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 47.903802][ T6757] Modules linked in: [ OK [[ 48.102675][ T6757] ---[ end trace 703868fe6da10c29 ]--- 0m] Listening on[ 48.110314][ T6757] RIP: 0010:tomoyo_get_local_path+0x450/0x800 Load/Save RF Kill Switch Status /dev/rfkill Watch. [ 48.172802][ T6757] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ OK ] Started Getty on tty6. [ 48.278589][ T6757] RSP: 0018:ffffc900053c7450 EFLAGS: 00010206 [ 48.305661][ T6757] RAX: dffffc0000000000 RBX: ffff8880997d2000 RCX: ffffffff8363732a [ OK ] Started Getty on tty5. [ 48.372595][ T6757] RDX: 0000000000000005 RSI: ffffffff83637338 RDI: 0000000000000028 [ 48.383497][ T6757] RBP: 1ffff92000a78e8b R08: ffff88809dd2a240 R09: fffffbfff1519352 [ 48.391668][ T6757] R10: ffffffff8a8c9a8f R11: fffffbfff1519351 R12: ffff8880a0cf0fea [ OK ] Started Getty on tty4. [ 48.455967][ T6757] R13: ffff8880a0cf0000 R14: 0000000000001a65 R15: 0000000000000000 [ 48.502850][ T6757] FS: 00007fa314aa78c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 48.511897][ T6757] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.563009][ T6757] CR2: 00007f2a294320e8 CR3: 00000000a2720000 CR4: 00000000001406e0 [ OK [[ 48.574399][ T6757] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 0m] Started Gett[ 48.582542][ T6757] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 y on tty3. [ 48.593846][ T6757] Kernel panic - not syncing: Fatal exception [ 48.601448][ T6757] Kernel Offset: disabled [ 48.605892][ T6757] Rebooting in 86400 seconds..