[ 0.000000][ T0] Linux version 5.7.0-rc4-next-20200505-syzkaller (syzkaller@syzkaller) (gcc (GCC) 9.0.0 20181231 (experimental), 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 [ 0.000005][ T0] kvm-clock: cpu 0, msr be49001, primary cpu clock [ 0.000005][ T0] kvm-clock: using sched offset of 3404207361 cycles [ 0.001821][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.005101][ T0] tsc: Detected 2300.000 MHz processor [ 0.007925][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.009289][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.010414][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.017351][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.018920][ T0] check: Scanning 1 areas for low memory corruption [ 0.020545][ T0] Using GB pages for direct mapping [ 0.023634][ T0] ACPI: Early table checksum verification disabled [ 0.024734][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.025811][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.027787][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.029998][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.031548][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.032617][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.033472][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.034902][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.036298][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.037584][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.039196][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.040160][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.041032][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.042322][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.043497][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.044526][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.046254][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.047958][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.049268][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.051094][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.053013][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.107760][ T0] Zone ranges: [ 0.108355][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.109818][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.111370][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.112611][ T0] Device empty [ 0.113286][ T0] Movable zone start for each node [ 0.114122][ T0] Early memory node ranges [ 0.114925][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.116073][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.117462][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.118591][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.119697][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.119710][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.157771][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.630636][ T0] kasan: KernelAddressSanitizer initialized [ 0.632296][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.633152][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.634139][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.635388][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.636418][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.637565][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.638671][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.639880][ T0] Using ACPI (MADT) for SMP configuration information [ 0.640935][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.641912][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.643176][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.644540][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.645735][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.647082][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.648331][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.649943][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.651157][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.652266][ T0] Booting paravirtualized kernel on KVM [ 0.653015][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.708689][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.711239][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.712737][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.714715][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.715818][ T0] Policy zone: Normal [ 0.716357][ 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 [ 0.728749][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.621047][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17348K rwdata, 21728K rodata, 2784K init, 24476K bss, 1402688K reserved, 0K cma-reserved) [ 1.629479][ T0] Running RCU self tests [ 1.630133][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.631007][ T0] rcu: RCU lockdep checking is enabled. [ 1.631843][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.634031][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.635159][ T0] Trampoline variant of Tasks RCU enabled. [ 1.635964][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.637190][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.646555][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.648594][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.653026][ T0] Console: colour VGA+ 80x25 [ 1.655152][ T0] printk: console [ttyS0] enabled [ 1.655152][ T0] printk: console [ttyS0] enabled [ 1.657831][ T0] printk: bootconsole [earlyser0] disabled [ 1.657831][ T0] printk: bootconsole [earlyser0] disabled [ 1.659845][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.661040][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.661916][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.662611][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.663336][ T0] ... CLASSHASH_SIZE: 4096 [ 1.664085][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.664906][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.665695][ T0] ... CHAINHASH_SIZE: 32768 [ 1.666463][ T0] memory used by lock dependency info: 6301 kB [ 1.667382][ T0] memory used for stack traces: 4224 kB [ 1.668133][ T0] per task-struct memory footprint: 1920 bytes [ 1.669311][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.671286][ T0] ACPI: Core revision 20200326 [ 1.674054][ T0] APIC: Switch to symmetric I/O mode setup [ 1.675675][ T0] x2apic enabled [ 1.677366][ T0] Switched APIC routing to physical x2apic. [ 1.681790][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.683106][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.684866][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.686158][ T0] pid_max: default: 32768 minimum: 301 [ 1.688284][ T0] LSM: Security Framework initializing [ 1.689209][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.690452][ T0] Yama: becoming mindful. [ 1.691413][ T0] TOMOYO Linux initialized [ 1.693291][ T0] AppArmor: AppArmor initialized [ 1.702241][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.707647][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.709219][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.710576][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.715836][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.717185][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.718253][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.719591][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.719629][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.722760][ T0] MDS: Mitigation: Clear CPU buffers [ 1.724383][ T0] Freeing SMP alternatives memory: 96K [ 1.847763][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.850770][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.853010][ T1] rcu: Hierarchical SRCU implementation. [ 1.854590][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.854855][ T1] smp: Bringing up secondary CPUs ... [ 1.860279][ T1] x86: Booting SMP configuration: [ 1.861311][ T1] .... node #0, CPUs: #1 [ 0.036430][ T0] kvm-clock: cpu 1, msr be49041, secondary cpu clock [ 1.864981][ 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. [ 1.867451][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.868264][ T1] smpboot: Max logical packages: 1 [ 1.869030][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.872125][ T1] devtmpfs: initialized [ 1.872125][ T1] x86/mm: Memory block size: 128MB [ 1.898895][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.906080][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.908188][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.910719][ T1] xor: automatically using best checksumming function avx [ 1.913129][ T1] PM: RTC time: 12:37:03, date: 2020-05-06 [ 1.914063][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.914067][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.917705][ T1] NET: Registered protocol family 16 [ 1.923897][ T1] audit: initializing netlink subsys (disabled) [ 1.925024][ T26] audit: type=2000 audit(1588768623.590:1): state=initialized audit_enabled=0 res=1 [ 1.932549][ T1] cpuidle: using governor menu [ 1.936600][ T1] ACPI: bus type PCI registered [ 1.936885][ T1] dca service started, version 1.12.1 [ 1.936885][ T1] PCI: Using configuration type 1 for base access [ 2.008801][ T180] kworker/u4:1 (180) used greatest stack depth: 27336 bytes left [ 2.269102][ T669] kworker/u4:3 (669) used greatest stack depth: 27120 bytes left [ 2.492845][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.497097][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.497097][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.516411][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.714937][ T1] raid6: avx2x4 gen() 10108 MB/s [ 2.884904][ T1] raid6: avx2x4 xor() 5250 MB/s [ 3.054908][ T1] raid6: avx2x2 gen() 6791 MB/s [ 3.215175][ T1] raid6: avx2x2 xor() 3135 MB/s [ 3.394902][ T1] raid6: avx2x1 gen() 3916 MB/s [ 3.564881][ T1] raid6: avx2x1 xor() 1740 MB/s [ 3.734874][ T1] raid6: sse2x4 gen() 5213 MB/s [ 3.904887][ T1] raid6: sse2x4 xor() 2785 MB/s [ 4.065180][ T1] raid6: sse2x2 gen() 3417 MB/s [ 4.235171][ T1] raid6: sse2x2 xor() 1632 MB/s [ 4.405165][ T1] raid6: sse2x1 gen() 1929 MB/s [ 4.575199][ T1] raid6: sse2x1 xor() 818 MB/s [ 4.576181][ T1] raid6: using algorithm avx2x4 gen() 10108 MB/s [ 4.577080][ T1] raid6: .... xor() 5250 MB/s, rmw enabled [ 4.578189][ T1] raid6: using avx2x2 recovery algorithm [ 4.585702][ T1] ACPI: Added _OSI(Module Device) [ 4.586165][ T1] ACPI: Added _OSI(Processor Device) [ 4.586165][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.586165][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.586165][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.586165][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.594892][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.644966][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.714924][ T1] ACPI: Interpreter enabled [ 4.714924][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.724962][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.726052][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.730452][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.835436][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.835436][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.845357][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.853613][ T1] PCI host bridge to bus 0000:00 [ 4.854878][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.856120][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.857378][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.858492][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.859652][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.860813][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.861974][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.868953][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.885469][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.902637][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.905453][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.915910][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.921256][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.938384][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.944359][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.944359][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.969068][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.974585][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.974585][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.006780][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.006865][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.010839][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.015209][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.018201][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.039762][ T1] iommu: Default domain type: Translated [ 5.039762][ T1] vgaarb: loaded [ 5.047511][ T1] SCSI subsystem initialized [ 5.049004][ T1] ACPI: bus type USB registered [ 5.049004][ T1] usbcore: registered new interface driver usbfs [ 5.049674][ T1] usbcore: registered new interface driver hub [ 5.054908][ T1] usbcore: registered new device driver usb [ 5.057300][ T1] mc: Linux media interface: v0.10 [ 5.058564][ T1] videodev: Linux video capture interface: v2.00 [ 5.060747][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.061798][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.063347][ T1] PTP clock support registered [ 5.066179][ T1] EDAC MC: Ver: 3.0.0 [ 5.066688][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.068221][ T1] PCI: Using ACPI for IRQ routing [ 5.077106][ T1] Bluetooth: Core ver 2.22 [ 5.077517][ T1] NET: Registered protocol family 31 [ 5.077517][ T1] Bluetooth: HCI device and connection manager initialized [ 5.077517][ T1] Bluetooth: HCI socket layer initialized [ 5.077517][ T1] Bluetooth: L2CAP socket layer initialized [ 5.077517][ T1] Bluetooth: SCO socket layer initialized [ 5.077517][ T1] NET: Registered protocol family 8 [ 5.077517][ T1] NET: Registered protocol family 20 [ 5.085292][ T1] NetLabel: Initializing [ 5.086027][ T1] NetLabel: domain hash size = 128 [ 5.086818][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.088421][ T1] NetLabel: unlabeled traffic allowed by default [ 5.090924][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.092031][ T1] NET: Registered protocol family 39 [ 5.097050][ T1] clocksource: Switched to clocksource kvm-clock [ 7.879941][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.881023][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.882849][ T1] FS-Cache: Loaded [ 7.884697][ T1] CacheFiles: Loaded [ 7.885718][ T1] TOMOYO: 2.6.0 [ 7.886242][ T1] Mandatory Access Control activated. [ 7.888832][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.890151][ T1] pnp: PnP ACPI init [ 7.904040][ T1] pnp: PnP ACPI: found 7 devices [ 7.960419][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.962050][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.963231][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.964205][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.965922][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.969062][ T1] NET: Registered protocol family 2 [ 7.972905][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.975169][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.983002][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.987952][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.990822][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.992961][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.995310][ T1] [ 7.995706][ T1] ============================= [ 7.996439][ T1] WARNING: suspicious RCU usage [ 7.997275][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 7.998255][ T1] ----------------------------- [ 7.999138][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.000375][ T1] [ 8.000375][ T1] other info that might help us debug this: [ 8.000375][ T1] [ 8.001963][ T1] [ 8.001963][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.003098][ T1] 1 lock held by swapper/0/1: [ 8.003774][ T1] #0: ffffffff8a7a9870 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.006085][ T1] [ 8.006085][ T1] stack backtrace: [ 8.007094][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 8.008357][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.009775][ T1] Call Trace: [ 8.010242][ T1] dump_stack+0x18f/0x20d [ 8.011043][ T1] ipmr_get_table+0x130/0x160 [ 8.011743][ T1] ipmr_net_init+0x133/0x430 [ 8.012476][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.013150][ T1] ops_init+0xaf/0x420 [ 8.013832][ T1] register_pernet_operations+0x346/0x840 [ 8.014782][ T1] ? setup_net+0x860/0x860 [ 8.015368][ T1] ? down_write_killable+0x170/0x170 [ 8.015368][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.015368][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.015368][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.015368][ T1] register_pernet_subsys+0x25/0x40 [ 8.015368][ T1] ip_mr_init+0x36/0x168 [ 8.015368][ T1] inet_init+0x298/0x424 [ 8.015368][ T1] do_one_initcall+0x10a/0x7d0 [ 8.015368][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.015368][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.015368][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.015368][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.015368][ T1] kernel_init_freeable+0x501/0x5ae [ 8.015368][ T1] ? rest_init+0x365/0x365 [ 8.015368][ T1] kernel_init+0xd/0x1bb [ 8.015368][ T1] ret_from_fork+0x24/0x30 [ 8.028278][ T1] NET: Registered protocol family 1 [ 8.030899][ T1] RPC: Registered named UNIX socket transport module. [ 8.031876][ T1] RPC: Registered udp transport module. [ 8.032656][ T1] RPC: Registered tcp transport module. [ 8.033495][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.036523][ T1] NET: Registered protocol family 44 [ 8.037436][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.038737][ T1] PCI: CLS 0 bytes, default 64 [ 8.043969][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.045111][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.049841][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.054027][ T1] kvm: already loaded the other module [ 8.055001][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.056975][ T1] clocksource: Switched to clocksource tsc [ 8.058023][ T1] mce: Machine check injector initialized [ 8.062909][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.124332][ T1] Initialise system trusted keyrings [ 8.126427][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.128268][ T1] zbud: loaded [ 8.134989][ T1] DLM installed [ 8.138085][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.142188][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.144657][ T1] NFS: Registering the id_resolver key type [ 8.145836][ T1] Key type id_resolver registered [ 8.146543][ T1] Key type id_legacy registered [ 8.147252][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.148502][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.153934][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.157415][ T1] Key type cifs.spnego registered [ 8.158852][ T1] Key type cifs.idmap registered [ 8.159593][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.161351][ T1] fuse: init (API version 7.31) [ 8.164631][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.178293][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.183119][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.184143][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.186119][ T1] ocfs2: Registered cluster interface o2cb [ 8.187507][ T1] ocfs2: Registered cluster interface user [ 8.189227][ T1] OCFS2 User DLM kernel interface loaded [ 8.198764][ T1] gfs2: GFS2 installed [ 8.202784][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.203858][ T1] ceph: loaded (mds proto 32) [ 8.216429][ T1] NET: Registered protocol family 38 [ 8.217763][ T1] async_tx: api initialized (async) [ 8.218705][ T1] Key type asymmetric registered [ 8.219738][ T1] Asymmetric key parser 'x509' registered [ 8.220675][ T1] Asymmetric key parser 'pkcs8' registered [ 8.221492][ T1] Key type pkcs7_test registered [ 8.222283][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.223299][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.225073][ T1] io scheduler mq-deadline registered [ 8.225837][ T1] io scheduler kyber registered [ 8.226783][ T1] io scheduler bfq registered [ 8.237554][ T1] hgafb: HGA card not detected. [ 8.238521][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.239912][ T1] usbcore: registered new interface driver udlfb [ 8.245365][ T1] uvesafb: failed to execute /sbin/v86d [ 8.246479][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.247693][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.248827][ T1] uvesafb: vbe_init() failed with -22 [ 8.249592][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.251304][ T1] vga16fb: mapped to 0x0000000017817eac [ 8.318455][ T1] Console: switching to colour frame buffer device 80x30 [ 8.607893][ T1] fb0: VGA16 VGA frame buffer device [ 8.610880][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.625696][ T1] ACPI: Power Button [PWRF] [ 8.627334][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.629059][ T1] ACPI: Sleep Button [SLPF] [ 8.636119][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.652172][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.653159][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.669119][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.670226][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.688186][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.689484][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.844829][ T2044] kworker/u4:3 (2044) used greatest stack depth: 26920 bytes left [ 8.998810][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.000120][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.001997][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.008250][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.013766][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.020026][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.027920][ T1] Cyclades driver 2.6 [ 9.029161][ T1] Initializing Nozomi driver 2.1d [ 9.030938][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.032103][ T1] No rocketport ports found; unloading driver [ 9.038693][ T1] Non-volatile memory driver v1.3 [ 9.040207][ T1] Linux agpgart interface v0.103 [ 9.049721][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.051285][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.056299][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.057586][ T1] usbcore: registered new interface driver udl [ 9.110538][ T1] brd: module loaded [ 9.144779][ T1] loop: module loaded [ 9.312433][ T1] zram: Added device: zram0 [ 9.319683][ T1] null_blk: module loaded [ 9.327986][ T1] nfcsim 0.2 initialized [ 9.331307][ T1] Loading iSCSI transport class v2.0-870. [ 9.358226][ T1] scsi host0: Virtio SCSI HBA [ 9.403882][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.407446][ T285] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.433729][ T1] slram: not enough parameters. [ 9.442798][ T1] ftl_cs: FTL header not found. [ 9.497295][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.498972][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.500968][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.512171][ T1] MACsec IEEE 802.1AE [ 9.513977][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.561204][ T1] vcan: Virtual CAN interface driver [ 9.562271][ T1] vxcan: Virtual CAN Tunnel driver [ 9.564197][ T1] slcan: serial line CAN interface driver [ 9.565456][ T1] slcan: 10 dynamic interface channels. [ 9.566430][ T1] CAN device driver interface [ 9.569421][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.570876][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.572604][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.573886][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.577302][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.578436][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.583175][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.584218][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.585711][ T1] AX.25: bpqether driver version 004 [ 9.586626][ T1] PPP generic driver version 2.4.2 [ 9.589326][ T1] PPP BSD Compression module registered [ 9.590401][ T1] PPP Deflate Compression module registered [ 9.591351][ T1] PPP MPPE Compression module registered [ 9.592300][ T1] NET: Registered protocol family 24 [ 9.593232][ T1] PPTP driver version 0.8.5 [ 9.595515][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.597636][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.599081][ T1] SLIP linefill/keepalive option. [ 9.599892][ T1] hdlc: HDLC support module revision 1.22 [ 9.600854][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.602255][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.603412][ T1] LAPB Ethernet driver version 0.02 [ 9.604700][ T1] usbcore: registered new interface driver rndis_wlan [ 9.606954][ T1] mac80211_hwsim: initializing netlink [ 9.634626][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.644982][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.656230][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.658140][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.661047][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.662728][ T1] usbcore: registered new interface driver pegasus [ 9.664113][ T1] usbcore: registered new interface driver rtl8150 [ 9.665813][ T1] usbcore: registered new interface driver r8152 [ 9.667249][ T1] usbcore: registered new interface driver asix [ 9.668494][ T1] usbcore: registered new interface driver ax88179_178a [ 9.669895][ T1] usbcore: registered new interface driver cdc_ether [ 9.671201][ T1] usbcore: registered new interface driver dm9601 [ 9.672739][ T1] usbcore: registered new interface driver smsc75xx [ 9.674098][ T1] usbcore: registered new interface driver smsc95xx [ 9.676344][ T1] usbcore: registered new interface driver net1080 [ 9.677667][ T1] usbcore: registered new interface driver rndis_host [ 9.679040][ T1] usbcore: registered new interface driver cdc_subset [ 9.680246][ T1] usbcore: registered new interface driver zaurus [ 9.681577][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.683232][ T1] usbcore: registered new interface driver cdc_ncm [ 9.684424][ T1] usbcore: registered new interface driver cdc_mbim [ 9.691975][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.699343][ T1] aoe: AoE v85 initialised. [ 9.702476][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.703786][ T1] ehci-pci: EHCI PCI platform driver [ 9.706011][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.707328][ T1] ohci-pci: OHCI PCI platform driver [ 9.708498][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.711036][ T1] usbcore: registered new interface driver cdc_acm [ 9.712292][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.714097][ T1] usbcore: registered new interface driver usblp [ 9.715651][ T1] usbcore: registered new interface driver cdc_wdm [ 9.717710][ T1] usbcore: registered new interface driver uas [ 9.719066][ T1] usbcore: registered new interface driver usb-storage [ 9.720369][ T1] usbcore: registered new interface driver ums-realtek [ 9.722589][ T1] usbcore: registered new interface driver usbserial_generic [ 9.724477][ T1] usbserial: USB Serial support registered for generic [ 9.726574][ T1] usbcore: registered new interface driver ch341 [ 9.727826][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.729213][ T1] usbcore: registered new interface driver cp210x [ 9.730533][ T1] usbserial: USB Serial support registered for cp210x [ 9.731977][ T1] usbcore: registered new interface driver ftdi_sio [ 9.733303][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.734842][ T1] usbcore: registered new interface driver keyspan [ 9.736808][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.738481][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.739975][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.741445][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.743193][ T1] usbcore: registered new interface driver option [ 9.744482][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.746738][ T1] usbcore: registered new interface driver oti6858 [ 9.748101][ T1] usbserial: USB Serial support registered for oti6858 [ 9.749350][ T1] usbcore: registered new interface driver pl2303 [ 9.750688][ T1] usbserial: USB Serial support registered for pl2303 [ 9.751959][ T1] usbcore: registered new interface driver qcserial [ 9.753052][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.754571][ T1] usbcore: registered new interface driver sierra [ 9.756209][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.758067][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.759596][ T1] usbserial: USB Serial support registered for carelink [ 9.760977][ T1] usbserial: USB Serial support registered for zio [ 9.762241][ T1] usbserial: USB Serial support registered for funsoft [ 9.763991][ T1] usbserial: USB Serial support registered for flashloader [ 9.766335][ T1] usbserial: USB Serial support registered for google [ 9.767602][ T1] usbserial: USB Serial support registered for libtransistor [ 9.769035][ T1] usbserial: USB Serial support registered for vivopay [ 9.770442][ T1] usbserial: USB Serial support registered for moto_modem [ 9.771767][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.773169][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.774432][ T1] usbserial: USB Serial support registered for hp4x [ 9.776407][ T1] usbserial: USB Serial support registered for suunto [ 9.777637][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.781132][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.782502][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.785959][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.789663][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.791556][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.792810][ T1] usb usb1: Product: Dummy host controller [ 9.793926][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.795478][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.800395][ T1] hub 1-0:1.0: USB hub found [ 9.801710][ T1] hub 1-0:1.0: 1 port detected [ 9.807473][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.809135][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.811335][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.814199][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.816032][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.817385][ T1] usb usb2: Product: Dummy host controller [ 9.818377][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.819891][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.823674][ T1] hub 2-0:1.0: USB hub found [ 9.825836][ T1] hub 2-0:1.0: 1 port detected [ 9.830197][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.831604][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.833965][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.837365][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.838773][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.839999][ T1] usb usb3: Product: Dummy host controller [ 9.840991][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.842373][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.845868][ T1] hub 3-0:1.0: USB hub found [ 9.846942][ T1] hub 3-0:1.0: 1 port detected [ 9.851399][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.852833][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.854743][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.857952][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.859457][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.861048][ T1] usb usb4: Product: Dummy host controller [ 9.862019][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.863275][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.867006][ T1] hub 4-0:1.0: USB hub found [ 9.868186][ T1] hub 4-0:1.0: 1 port detected [ 9.872361][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.873930][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.876358][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.879178][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.880867][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.882380][ T1] usb usb5: Product: Dummy host controller [ 9.883247][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.884674][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.888731][ T1] hub 5-0:1.0: USB hub found [ 9.889829][ T1] hub 5-0:1.0: 1 port detected [ 9.894478][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.896269][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.898803][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.901914][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.903379][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.904697][ T1] usb usb6: Product: Dummy host controller [ 9.906304][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.907862][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.912670][ T1] hub 6-0:1.0: USB hub found [ 9.913825][ T1] hub 6-0:1.0: 1 port detected [ 9.919936][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.921688][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.924223][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.929067][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.930630][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.932059][ T1] usb usb7: Product: Dummy host controller [ 9.932974][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.934674][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.940047][ T1] hub 7-0:1.0: USB hub found [ 9.941163][ T1] hub 7-0:1.0: 1 port detected [ 9.945743][ C1] random: fast init done [ 9.947648][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.949036][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.952465][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.955517][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.957188][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.958536][ T1] usb usb8: Product: Dummy host controller [ 9.959478][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 9.960306][ T7] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.960976][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.963332][ T7] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.964661][ T1] hub 8-0:1.0: USB hub found [ 9.965979][ T1] hub 8-0:1.0: 1 port detected [ 9.966279][ T7] sd 0:0:1:0: [sda] Write Protect is off [ 9.969886][ T7] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.976932][ T285] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.990396][ T1] using random self ethernet address [ 9.991319][ T1] using random host ethernet address [ 9.993547][ T1] Mass Storage Function, version: 2009/09/11 [ 9.994504][ T1] LUN: removable file: (no medium) [ 9.996907][ T1] no file given for LUN0 [ 9.997823][ T1] printk: console [ttyGS0] disabled [ 10.027524][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.034572][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.038251][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.040420][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.042508][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.043848][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.045994][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.047082][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.048539][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.051299][ T1] hub 9-0:1.0: USB hub found [ 10.052335][ T1] hub 9-0:1.0: 8 ports detected [ 10.058121][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.060143][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.061702][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.063015][ T7] sda: sda1 [ 10.064358][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.066134][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.067509][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.068525][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.069915][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.073640][ T1] hub 10-0:1.0: USB hub found [ 10.074677][ T1] hub 10-0:1.0: 8 ports detected [ 10.075631][ T7] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.082585][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.084229][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.087663][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.089220][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.090673][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.091734][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.092961][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.095874][ T1] hub 11-0:1.0: USB hub found [ 10.096791][ T1] hub 11-0:1.0: 8 ports detected [ 10.102106][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.103748][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.106197][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.108958][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.110386][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.111776][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.112767][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.114011][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.116913][ T1] hub 12-0:1.0: USB hub found [ 10.117908][ T1] hub 12-0:1.0: 8 ports detected [ 10.125266][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.128098][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.130277][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.131978][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.133178][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.134306][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.135721][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.138700][ T1] hub 13-0:1.0: USB hub found [ 10.139641][ T1] hub 13-0:1.0: 8 ports detected [ 10.145416][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.147076][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.148700][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.150541][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.151803][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.152934][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.153843][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.155104][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.157746][ T1] hub 14-0:1.0: USB hub found [ 10.158651][ T1] hub 14-0:1.0: 8 ports detected [ 10.164846][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.167630][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.169497][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.170850][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.172108][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.173053][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.174465][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.177252][ T1] hub 15-0:1.0: USB hub found [ 10.178240][ T1] hub 15-0:1.0: 8 ports detected [ 10.183626][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.187031][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.188683][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.190513][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.191793][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.193030][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.194018][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.195379][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.198192][ T1] hub 16-0:1.0: USB hub found [ 10.199106][ T1] hub 16-0:1.0: 8 ports detected [ 10.211651][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.214947][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.217291][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.218628][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.219908][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.220959][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.222362][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.226792][ T1] hub 17-0:1.0: USB hub found [ 10.227691][ T1] hub 17-0:1.0: 8 ports detected [ 10.233009][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.234659][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.236425][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.238439][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.239799][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.241201][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.242142][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.243463][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.247158][ T1] hub 18-0:1.0: USB hub found [ 10.248027][ T1] hub 18-0:1.0: 8 ports detected [ 10.254273][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.256585][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.258489][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.260166][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.261435][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.262542][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.263904][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.268484][ T1] hub 19-0:1.0: USB hub found [ 10.269380][ T1] hub 19-0:1.0: 8 ports detected [ 10.274835][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.276750][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.278231][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.280218][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.281462][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.282699][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.283757][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.286020][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.288669][ T1] hub 20-0:1.0: USB hub found [ 10.289619][ T1] hub 20-0:1.0: 8 ports detected [ 10.296099][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.297942][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.299804][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.301177][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.302431][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.303434][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.305181][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.308011][ T1] hub 21-0:1.0: USB hub found [ 10.308938][ T1] hub 21-0:1.0: 8 ports detected [ 10.314257][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.317263][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.318869][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.320943][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.322476][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.323682][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.324670][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.326103][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.328811][ T1] hub 22-0:1.0: USB hub found [ 10.329655][ T1] hub 22-0:1.0: 8 ports detected [ 10.336965][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.338690][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.340619][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.342133][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.343373][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.345133][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.346478][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.349264][ T1] hub 23-0:1.0: USB hub found [ 10.350323][ T1] hub 23-0:1.0: 8 ports detected [ 10.357434][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.359452][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.360964][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.362933][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.364320][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.365596][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.366637][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.367901][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.370597][ T1] hub 24-0:1.0: USB hub found [ 10.371573][ T1] hub 24-0:1.0: 8 ports detected [ 10.379713][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.381686][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.384952][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.386462][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.387691][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.388793][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.390196][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.392914][ T1] hub 25-0:1.0: USB hub found [ 10.394504][ T1] hub 25-0:1.0: 8 ports detected [ 10.401509][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.403154][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.404657][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.406772][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.408059][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.409283][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.410300][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.411693][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.414417][ T1] hub 26-0:1.0: USB hub found [ 10.416558][ T1] hub 26-0:1.0: 8 ports detected [ 10.422807][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.424494][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.426508][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.427902][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.429103][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.430082][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.431348][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.434162][ T1] hub 27-0:1.0: USB hub found [ 10.436667][ T1] hub 27-0:1.0: 8 ports detected [ 10.442234][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.443929][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.445470][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.447360][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.448789][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.449972][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.450939][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.452541][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.456496][ T1] hub 28-0:1.0: USB hub found [ 10.457541][ T1] hub 28-0:1.0: 8 ports detected [ 10.463880][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.465745][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.467768][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.469285][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.470573][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.471710][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.472910][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.475986][ T1] hub 29-0:1.0: USB hub found [ 10.476993][ T1] hub 29-0:1.0: 8 ports detected [ 10.483547][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.486594][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.488241][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.490291][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.491938][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.493151][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.494253][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.495593][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.498524][ T1] hub 30-0:1.0: USB hub found [ 10.499432][ T1] hub 30-0:1.0: 8 ports detected [ 10.506585][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.508330][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.510357][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.511921][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.513179][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.514241][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.515752][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.519294][ T1] hub 31-0:1.0: USB hub found [ 10.520180][ T1] hub 31-0:1.0: 8 ports detected [ 10.526691][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.528440][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.530240][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.532112][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.533737][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.535169][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.536267][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.537585][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.540343][ T1] hub 32-0:1.0: USB hub found [ 10.541285][ T1] hub 32-0:1.0: 8 ports detected [ 10.548582][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.550507][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.552598][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.553920][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.555498][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.556477][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.557835][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.560715][ T1] hub 33-0:1.0: USB hub found [ 10.561708][ T1] hub 33-0:1.0: 8 ports detected [ 10.568952][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.570644][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.572112][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.574075][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.575688][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.576884][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.577966][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.580767][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.583538][ T1] hub 34-0:1.0: USB hub found [ 10.584527][ T1] hub 34-0:1.0: 8 ports detected [ 10.591580][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.593623][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.596274][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.597833][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.599242][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.600256][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.601480][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.604192][ T1] hub 35-0:1.0: USB hub found [ 10.606558][ T1] hub 35-0:1.0: 8 ports detected [ 10.612021][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.613692][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.615624][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.617560][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.618877][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.620054][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.621033][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.622326][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.625829][ T1] hub 36-0:1.0: USB hub found [ 10.626746][ T1] hub 36-0:1.0: 8 ports detected [ 10.632997][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.634633][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.637179][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.639120][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.640288][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.641492][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.642776][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.645658][ T1] hub 37-0:1.0: USB hub found [ 10.646536][ T1] hub 37-0:1.0: 8 ports detected [ 10.651873][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.653604][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.656610][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.658703][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.660093][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.661422][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.662411][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.663744][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.667298][ T1] hub 38-0:1.0: USB hub found [ 10.668279][ T1] hub 38-0:1.0: 8 ports detected [ 10.674454][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.677146][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.679064][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.680384][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.681499][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.682407][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.683674][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.686562][ T1] hub 39-0:1.0: USB hub found [ 10.687443][ T1] hub 39-0:1.0: 8 ports detected [ 10.692760][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.694748][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.697889][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.699901][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.701574][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.702933][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.704006][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.705305][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.708010][ T1] hub 40-0:1.0: USB hub found [ 10.708906][ T1] hub 40-0:1.0: 8 ports detected [ 10.716597][ T1] usbcore: registered new device driver usbip-host [ 10.720240][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.722644][ T1] i8042: Warning: Keylock active [ 10.724680][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.726774][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.791805][ T1] mousedev: PS/2 mouse device common for all mice [ 10.800419][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.807704][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.808525][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.809824][ T1] i2c /dev entries driver [ 10.813708][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.816974][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.818627][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.820294][ T1] IR NEC protocol handler initialized [ 10.821147][ T1] IR RC5(x/sz) protocol handler initialized [ 10.822026][ T1] IR RC6 protocol handler initialized [ 10.822805][ T1] IR JVC protocol handler initialized [ 10.823680][ T1] IR Sony protocol handler initialized [ 10.824425][ T1] IR SANYO protocol handler initialized [ 10.825782][ T1] IR Sharp protocol handler initialized [ 10.826629][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.827621][ T1] IR XMP protocol handler initialized [ 10.829171][ T1] usbcore: registered new interface driver uvcvideo [ 10.830131][ T1] USB Video Class driver (1.1.1) [ 10.830798][ T1] gspca_main: v2.14.0 registered [ 10.849916][ T1] vivid-000: using single planar format API [ 10.867509][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.869234][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.870841][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.873046][ T1] vivid-000: V4L2 output device registered as video4 [ 10.874630][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.876869][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.878705][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.880199][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.881683][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.883276][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.885333][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.887138][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.889749][ T1] vivid-001: using multiplanar format API [ 10.904147][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.906039][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.907718][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.909745][ T1] vivid-001: V4L2 output device registered as video8 [ 10.911202][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.913120][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.915958][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.917550][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.919147][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.920832][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.922496][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.924143][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.925906][ T1] vivid-002: using single planar format API [ 10.940402][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.942124][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.943800][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.946141][ T1] vivid-002: V4L2 output device registered as video12 [ 10.947633][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.949599][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.951380][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.952856][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.954384][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.956127][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.957750][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.959408][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.962551][ T1] vivid-003: using multiplanar format API [ 10.978299][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.979886][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.981465][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.982981][ T1] vivid-003: V4L2 output device registered as video16 [ 10.984531][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.986906][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.988943][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.990683][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.992358][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.993911][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.996132][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.997968][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.999712][ T1] vivid-004: using single planar format API [ 11.007980][ T2521] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.025104][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.026773][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.028490][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.030560][ T1] vivid-004: V4L2 output device registered as video20 [ 11.032109][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.034052][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.038131][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.039729][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.041377][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.043281][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.045125][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.046835][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.048656][ T1] vivid-005: using multiplanar format API [ 11.063972][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.066036][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.068324][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.069967][ T1] vivid-005: V4L2 output device registered as video24 [ 11.071565][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.073457][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.076263][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.077792][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.079560][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.081195][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.083061][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.084949][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.086585][ T1] vivid-006: using single planar format API [ 11.101526][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.103526][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.105554][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.107514][ T1] vivid-006: V4L2 output device registered as video28 [ 11.109111][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.111132][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.113259][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.114810][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.116660][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.118384][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.120062][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.121738][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.123631][ T1] vivid-007: using multiplanar format API [ 11.139060][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.141481][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.143147][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.144946][ T1] vivid-007: V4L2 output device registered as video32 [ 11.146719][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.148605][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.150618][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.152221][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.153761][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.156103][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.157919][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.159792][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.161551][ T1] vivid-008: using single planar format API [ 11.178165][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.179866][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.181510][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.183202][ T1] vivid-008: V4L2 output device registered as video36 [ 11.184638][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.186722][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.188545][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.189941][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.191496][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.193234][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.195732][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.197455][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.199120][ T1] vivid-009: using multiplanar format API [ 11.213845][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.216615][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.218350][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.219890][ T1] vivid-009: V4L2 output device registered as video40 [ 11.221533][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.223364][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.226974][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.228587][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.230448][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.232139][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.233865][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.235981][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.237683][ T1] vivid-010: using single planar format API [ 11.251804][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.253460][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.255958][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.257639][ T1] vivid-010: V4L2 output device registered as video44 [ 11.259280][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.261950][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.263867][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.265842][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.267342][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.268997][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.270969][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.272734][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.274546][ T1] vivid-011: using multiplanar format API [ 11.289395][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.291432][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.293147][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.294789][ T1] vivid-011: V4L2 output device registered as video48 [ 11.296395][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.298291][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.300264][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.302194][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.303658][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.306119][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.309214][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.310957][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.312836][ T1] vivid-012: using single planar format API [ 11.327569][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.329200][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.330716][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.332340][ T1] vivid-012: V4L2 output device registered as video52 [ 11.333886][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.336099][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.338028][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.339677][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.341248][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.342869][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.344667][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.346899][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.348588][ T1] vivid-013: using multiplanar format API [ 11.362588][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.364231][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.366536][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.368266][ T1] vivid-013: V4L2 output device registered as video56 [ 11.369931][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.371752][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.373768][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.375647][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.377142][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.378877][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.381357][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.383156][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.386554][ T1] vivid-014: using single planar format API [ 11.401420][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.403317][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.405721][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.407899][ T1] vivid-014: V4L2 output device registered as video60 [ 11.409531][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.411726][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.413638][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.415523][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.417023][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.418670][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.420501][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.422121][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.423758][ T1] vivid-015: using multiplanar format API [ 11.437977][ T2521] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.442121][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.443868][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.445650][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.447249][ T1] vivid-015: V4L2 output device registered as video64 [ 11.448729][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.450576][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.452512][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.454019][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.456538][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.458098][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.459819][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.462497][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.466462][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.469655][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.471443][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.473404][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.476500][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.477803][ T1] iTCO_vendor_support: vendor-support=0 [ 11.480995][ T1] device-mapper: uevent: version 1.0.3 [ 11.482769][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 11.486084][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 11.487235][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 11.488309][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 11.489831][ T1] device-mapper: raid: Loading target version 1.15.1 [ 11.491941][ T1] Bluetooth: HCI UART driver ver 2.3 [ 11.492764][ T1] Bluetooth: HCI UART protocol H4 registered [ 11.493642][ T1] Bluetooth: HCI UART protocol BCSP registered [ 11.494844][ T1] Bluetooth: HCI UART protocol LL registered [ 11.496135][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 11.497309][ T1] Bluetooth: HCI UART protocol QCA registered [ 11.498626][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 11.499641][ T1] Bluetooth: HCI UART protocol Marvell registered [ 11.500972][ T1] usbcore: registered new interface driver bfusb [ 11.502808][ T1] usbcore: registered new interface driver btusb [ 11.505321][ T1] CAPI 2.0 started up with major 68 (middleware) [ 11.506605][ T1] Modular ISDN core version 1.1.29 [ 11.508178][ T1] NET: Registered protocol family 34 [ 11.508973][ T1] DSP module 2.0 [ 11.509514][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 11.522783][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 11.524490][ T1] 0 virtual devices registered [ 11.525693][ T1] intel_pstate: CPU model not supported [ 11.529689][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 11.531094][ T1] usnic_verbs:usnic_uiom_init:563: [ 11.531098][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 11.533773][ T1] usnic_verbs:usnic_ib_init:667: [ 11.533777][ T1] Unable to initialize umem with err -1 [ 11.537762][ T1] iscsi: registered transport (iser) [ 11.539922][ T1] SoftiWARP attached [ 11.541015][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.542786][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.544500][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 11.556155][ T1] hid: raw HID events driver (C) Jiri Kosina [ 11.587958][ T1] usbcore: registered new interface driver usbhid [ 11.589069][ T1] usbhid: USB HID core driver [ 11.605678][ T1] ashmem: initialized [ 11.646127][ T3728] kworker/u4:2 (3728) used greatest stack depth: 26824 bytes left [ 11.724618][ T1] usbcore: registered new interface driver snd-usb-audio [ 11.726081][ T1] drop_monitor: Initializing network drop monitor service [ 11.727870][ T1] NET: Registered protocol family 26 [ 11.728957][ T1] GACT probability on [ 11.729589][ T1] Mirror/redirect action on [ 11.730469][ T1] Simple TC action Loaded [ 11.733764][ T1] netem: version 1.3 [ 11.734708][ T1] u32 classifier [ 11.735565][ T1] Performance counters on [ 11.736380][ T1] input device check on [ 11.737104][ T1] Actions configured [ 11.740207][ T1] nf_conntrack_irc: failed to register helpers [ 11.741230][ T1] nf_conntrack_sane: failed to register helpers [ 11.785418][ T1] nf_conntrack_sip: failed to register helpers [ 11.790606][ T1] xt_time: kernel timezone is -0000 [ 11.791580][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 11.792775][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 11.795328][ T1] IPVS: ipvs loaded. [ 11.795918][ T1] IPVS: [rr] scheduler registered. [ 11.796799][ T1] IPVS: [wrr] scheduler registered. [ 11.797653][ T1] IPVS: [lc] scheduler registered. [ 11.798371][ T1] IPVS: [wlc] scheduler registered. [ 11.799237][ T1] IPVS: [fo] scheduler registered. [ 11.800154][ T1] IPVS: [ovf] scheduler registered. [ 11.800946][ T1] IPVS: [lblc] scheduler registered. [ 11.801683][ T1] IPVS: [lblcr] scheduler registered. [ 11.802501][ T1] IPVS: [dh] scheduler registered. [ 11.803216][ T1] IPVS: [sh] scheduler registered. [ 11.803925][ T1] IPVS: [mh] scheduler registered. [ 11.804705][ T1] IPVS: [sed] scheduler registered. [ 11.805670][ T1] IPVS: [nq] scheduler registered. [ 11.806574][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 11.807486][ T1] IPVS: [sip] pe registered. [ 11.808369][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 11.811561][ T1] gre: GRE over IPv4 demultiplexor driver [ 11.812656][ T1] ip_gre: GRE over IPv4 tunneling driver [ 11.820104][ T1] IPv4 over IPsec tunneling driver [ 11.824470][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 11.826245][ T1] Initializing XFRM netlink socket [ 11.827112][ T1] IPsec XFRM device driver [ 11.828634][ T1] NET: Registered protocol family 10 [ 11.829648][ T1] [ 11.830000][ T1] ============================= [ 11.830663][ T1] WARNING: suspicious RCU usage [ 11.831404][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 11.832293][ T1] ----------------------------- [ 11.833015][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 11.834163][ T1] [ 11.834163][ T1] other info that might help us debug this: [ 11.834163][ T1] [ 11.835750][ T1] [ 11.835750][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 11.836922][ T1] 1 lock held by swapper/0/1: [ 11.837611][ T1] #0: ffffffff8a7a9870 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 11.839228][ T1] [ 11.839228][ T1] stack backtrace: [ 11.840141][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 11.841668][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 11.843137][ T1] Call Trace: [ 11.843601][ T1] dump_stack+0x18f/0x20d [ 11.844220][ T1] ip6mr_get_table+0x153/0x180 [ 11.844891][ T1] ip6mr_new_table+0x1b/0x70 [ 11.845622][ T1] ip6mr_net_init+0x133/0x3f0 [ 11.845718][ T1] ? ip6mr_net_exit+0x100/0x100 [ 11.845718][ T1] ops_init+0xaf/0x420 [ 11.845718][ T1] register_pernet_operations+0x346/0x840 [ 11.845718][ T1] ? setup_net+0x860/0x860 [ 11.845718][ T1] ? down_write_killable+0x170/0x170 [ 11.845718][ T1] ? cpus_read_unlock+0xa4/0x140 [ 11.845718][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 11.845718][ T1] ? unix_diag_init+0x11/0x11 [ 11.845718][ T1] register_pernet_subsys+0x25/0x40 [ 11.845718][ T1] ip6_mr_init+0x49/0x152 [ 11.845718][ T1] inet6_init+0x1d7/0x6dc [ 11.845718][ T1] do_one_initcall+0x10a/0x7d0 [ 11.845718][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 11.845718][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 11.845718][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 11.845718][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 11.845718][ T1] kernel_init_freeable+0x501/0x5ae [ 11.845718][ T1] ? rest_init+0x365/0x365 [ 11.845718][ T1] kernel_init+0xd/0x1bb [ 11.845718][ T1] ret_from_fork+0x24/0x30 [ 11.873602][ T1] Segment Routing with IPv6 [ 11.874809][ T1] mip6: Mobile IPv6 [ 11.880685][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 11.888150][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 11.891318][ T1] NET: Registered protocol family 17 [ 11.892187][ T1] NET: Registered protocol family 15 [ 11.893532][ T1] Bridge firewalling registered [ 11.895965][ T1] NET: Registered protocol family 9 [ 11.896974][ T1] X25: Linux Version 0.2 [ 11.929769][ T1] NET: Registered protocol family 6 [ 11.967836][ T1] NET: Registered protocol family 11 [ 11.968871][ T1] NET: Registered protocol family 3 [ 11.969638][ T1] can: controller area network core (rev 20170425 abi 9) [ 11.970896][ T1] NET: Registered protocol family 29 [ 11.971649][ T1] can: raw protocol (rev 20170425) [ 11.972522][ T1] can: broadcast manager protocol (rev 20170425 t) [ 11.973804][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 11.976067][ T1] can: SAE J1939 [ 11.977190][ T1] Bluetooth: RFCOMM TTY layer initialized [ 11.978123][ T1] Bluetooth: RFCOMM socket layer initialized [ 11.979065][ T1] Bluetooth: RFCOMM ver 1.11 [ 11.979794][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 11.980688][ T1] Bluetooth: BNEP filters: protocol multicast [ 11.981543][ T1] Bluetooth: BNEP socket layer initialized [ 11.982398][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 11.983267][ T1] Bluetooth: CMTP socket layer initialized [ 11.984164][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 11.986138][ T1] Bluetooth: HIDP socket layer initialized [ 11.987540][ T1] RPC: Registered rdma transport module. [ 11.988615][ T1] RPC: Registered rdma backchannel transport module. [ 11.992122][ T1] NET: Registered protocol family 33 [ 11.993239][ T1] Key type rxrpc registered [ 11.993972][ T1] Key type rxrpc_s registered [ 11.997348][ T1] NET: Registered protocol family 41 [ 11.998902][ T1] lec:lane_module_init: lec.c: initialized [ 11.999718][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 12.000771][ T1] l2tp_core: L2TP core driver, V2.0 [ 12.001662][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 12.002521][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 12.003598][ T1] l2tp_netlink: L2TP netlink interface [ 12.004575][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 12.005752][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 12.007045][ T1] NET: Registered protocol family 35 [ 12.008085][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 12.024863][ T1] DCCP: Activated CCID 2 (TCP-like) [ 12.030406][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 12.038648][ T1] sctp: Hash tables configured (bind 32/56) [ 12.046246][ T1] NET: Registered protocol family 21 [ 12.052322][ T1] Registered RDS/infiniband transport [ 12.058595][ T1] Registered RDS/tcp transport [ 12.063358][ T1] tipc: Activated (version 2.0.0) [ 12.068824][ T1] NET: Registered protocol family 30 [ 12.075119][ T1] tipc: Started in single node mode [ 12.080807][ T1] NET: Registered protocol family 43 [ 12.086526][ T1] 9pnet: Installing 9P2000 support [ 12.092186][ T1] NET: Registered protocol family 37 [ 12.101285][ T1] NET: Registered protocol family 36 [ 12.107128][ T1] Key type dns_resolver registered [ 12.112282][ T1] Key type ceph registered [ 12.117451][ T1] libceph: loaded (mon/osd proto 15/24) [ 12.125870][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 12.135172][ T1] openvswitch: Open vSwitch switching datapath [ 12.143702][ T1] NET: Registered protocol family 40 [ 12.145607][ T142] floppy0: no floppy controllers found [ 12.149459][ T1] mpls_gso: MPLS GSO support [ 12.168017][ T1] IPI shorthand broadcast: enabled [ 12.173196][ T1] AVX2 version of gcm_enc/dec engaged. [ 12.178853][ T1] AES CTR mode by8 optimization enabled [ 12.190611][ T1] sched_clock: Marking stable (12164138538, 26430143)->(12194945841, -4377160) [ 12.201168][ T1] registered taskstats version 1 [ 12.206238][ T1] Loading compiled-in X.509 certificates [ 12.217368][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 12.229095][ T1] zswap: loaded using pool lzo/zbud [ 12.235402][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 12.245710][ T1] Key type ._fscrypt registered [ 12.250574][ T1] Key type .fscrypt registered [ 12.255390][ T1] Key type fscrypt-provisioning registered [ 12.263381][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 12.270419][ T1] FS-Cache: Netfs 'afs' registered for caching [ 12.284567][ T1] Btrfs loaded, crc32c=crc32c-intel [ 12.294299][ T1] Key type big_key registered [ 12.301355][ T1] Key type encrypted registered [ 12.306949][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 12.313375][ T1] ima: No TPM chip found, activating TPM-bypass! [ 12.320028][ T1] ima: Allocated hash algorithm: sha256 [ 12.325763][ T1] ima: No architecture policies found [ 12.331302][ T1] evm: Initialising EVM extended attributes: [ 12.337331][ T1] evm: security.selinux [ 12.341514][ T1] evm: security.SMACK64 [ 12.345676][ T1] evm: security.SMACK64EXEC [ 12.350155][ T1] evm: security.SMACK64TRANSMUTE [ 12.355105][ T1] evm: security.SMACK64MMAP [ 12.359590][ T1] evm: security.apparmor [ 12.363810][ T1] evm: security.ima [ 12.367620][ T1] evm: security.capability [ 12.372006][ T1] evm: HMAC attrs: 0x1 [ 12.377672][ T1] PM: Magic number: 4:297:632 [ 12.382571][ T1] net nr8: hash matches [ 12.387120][ T1] usb usb9-port6: hash matches [ 12.392057][ T1] tty ptycb: hash matches [ 12.397942][ T1] printk: console [netcon0] enabled [ 12.403140][ T1] netconsole: network logging started [ 12.412072][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 12.420709][ T1] rdma_rxe: loaded [ 12.424814][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 12.436240][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 12.444450][ T2999] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 12.454172][ T1] ALSA device list: [ 12.458176][ T1] #0: Dummy 1 [ 12.461643][ T1] #1: Loopback 1 [ 12.465589][ T2999] cfg80211: failed to load regulatory.db [ 12.471805][ T1] #2: Virtual MIDI Card 1 [ 12.479931][ T1] md: Waiting for all devices to be available before autodetect [ 12.487661][ T1] md: If you don't use raid, use raid=noautodetect [ 12.498820][ T1] md: Autodetecting RAID arrays. [ 12.503926][ T1] md: autorun ... [ 12.507631][ T1] md: ... autorun DONE. [ 12.573740][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 12.582735][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 12.631764][ T1] devtmpfs: mounted [ 12.643163][ T1] Freeing unused kernel image (initmem) memory: 2784K [ 12.650026][ T1] Kernel memory protection disabled. [ 12.695610][ T1] Run /sbin/init as init process [ 13.898188][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.922537][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 13.931983][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.005661][ 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) [ 14.027748][ T1] systemd[1]: Detected virtualization kvm. [ 14.033822][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.123471][ T1] systemd[1]: Set hostname to . [ 14.604523][ T4013] systemd-fstab-generator[4013]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.631940][ T4023] selinuxenabled (4023) used greatest stack depth: 26376 bytes left [ 14.640154][ T4016] selinux-autorel (4016) used greatest stack depth: 24848 bytes left [ 14.691309][ T4013] systemd-fstab-generator[4013]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.720544][ T4013] systemd-fstab-generator[4013]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 14.725034][ T4013] systemd-fstab-g (4013) used greatest stack depth: 23880 bytes left [ 14.742613][ T4012] systemd[4012]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 15.203350][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 15.245552][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 15.286454][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 15.327509][ T1] systemd[1]: Started Forward Password Requests to Wall Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ 15.372933][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Reached target Remote File Systems. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on Journal Socket. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. [ OK ] Listening on udev Kernel Socket. [ 15.640822][ T1] [ 15.643497][ T1] ============================= [ 15.648407][ T1] WARNING: suspicious RCU usage [ 15.653465][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 15.660186][ T1] ----------------------------- [ 15.666211][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 15.676333][ T1] [ 15.676333][ T1] other info that might help us debug this: [ 15.676333][ T1] [ 15.687261][ T1] [ 15.687261][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.695392][ T1] 2 locks held by systemd/1: [ 15.699973][ T1] #0: ffff888098534450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 15.709376][ T1] #1: ffff8880981b95d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 15.719714][ T1] [ 15.719714][ T1] stack backtrace: [ 15.726192][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 15.735113][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.745206][ T1] Call Trace: [ 15.748537][ T1] dump_stack+0x18f/0x20d [ 15.753228][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.758712][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.764260][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.769344][ T1] security_inode_setxattr+0x18f/0x200 [ 15.774941][ T1] vfs_setxattr+0xa7/0xf0 [ 15.779387][ T1] setxattr+0x23d/0x330 [ 15.783531][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.788198][ T1] ? lock_acquire+0x1f4/0x940 [ 15.792862][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.797665][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.803038][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.808407][ T1] ? preempt_count_add+0x74/0x140 [ 15.813453][ T1] ? preempt_count_add+0x74/0x140 [ 15.818469][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.823580][ T1] path_setxattr+0x170/0x190 [ 15.828284][ T1] ? setxattr+0x330/0x330 [ 15.832638][ T1] ? task_work_run+0x160/0x1b0 [ 15.837437][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.842365][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 15.847642][ T1] do_syscall_64+0xf6/0x7d0 [ 15.852206][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 15.858137][ T1] RIP: 0033:0x7fd287f2d67a [ 15.862706][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 15.882683][ T1] RSP: 002b:00007ffe27c0ca48 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 15.891438][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd287f2d67a [ 15.899937][ T1] RDX: 00007ffe27c0cac0 RSI: 000055883478ef9b RDI: 00005588349d2540 [ 15.908084][ T1] RBP: 000055883478ef9b R08: 0000000000000000 R09: 0000000000000030 [ 15.916132][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffe27c0cac0 [ 15.924216][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055883499f670 [ OK ] Created slice System Slice. Mounting /sys/kernel/debug... Starting Remount Root and Kernel File Systems... [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Created slice system-getty.slice. Mounting POSIX Message Queue File System... [ 16.175420][ T4028] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Create Static Device Nodes in /dev... [ OK ] Reached target Slices. Mounting Huge Pages File System... Starting Load Kernel Modules... Mounting /sys/kernel/config... [ 16.465463][ T4034] systemd-tmpfile (4034) used greatest stack depth: 23048 bytes left Mounting /proc/sys/fs/binfmt_misc... [ OK ] Listening on udev Control Socket. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Reached target Sockets. Starting Journal Service... [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting udev Kernel Device Manager... Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems (Pre). [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 19.116069][ T4045] systemd-journald[4045]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. [ 19.711665][ T1] [ 19.714361][ T1] ============================= [ 19.721054][ T1] WARNING: suspicious RCU usage [ 19.726959][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 19.733622][ T1] ----------------------------- [ 19.740310][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.750302][ T1] [ 19.750302][ T1] other info that might help us debug this: [ 19.750302][ T1] [ 19.761206][ T1] [ 19.761206][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.770261][ T1] 4 locks held by systemd/1: [ 19.775812][ T1] #0: ffff888097c68450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.804998][ T1] #1: ffff8880929b3488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.814350][ T1] #2: ffff8880a7ecb2c0 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.844996][ T1] #3: ffffffff8a05f108 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.864947][ T1] [ 19.864947][ T1] stack backtrace: [ 19.870902][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 19.879929][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.890295][ T1] Call Trace: [ 19.893602][ T1] dump_stack+0x18f/0x20d [ 19.897955][ T1] match_exception_partial+0x2ee/0x340 [ 19.903562][ T1] verify_new_ex+0x176/0x3a0 [ 19.908185][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 19.913757][ T1] ? lock_acquire+0x1f4/0x940 [ 19.918459][ T1] ? kernfs_fop_write+0x1db/0x490 [ 19.923498][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.928718][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 19.933499][ T1] ? lock_downgrade+0x840/0x840 [ 19.938391][ T1] cgroup_file_write+0x20d/0x710 [ 19.941547][ T4091] [ 19.943365][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.951305][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.956742][ T1] ? __might_fault+0x190/0x1d0 [ 19.961529][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.964938][ T4091] ============================= [ 19.966828][ T1] kernfs_fop_write+0x268/0x490 [ 19.971841][ T4091] WARNING: suspicious RCU usage [ 19.976685][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 19.976705][ T1] __vfs_write+0x76/0x100 [ 19.976721][ T1] vfs_write+0x268/0x5d0 [ 19.976740][ T1] ksys_write+0x12d/0x250 [ 19.994929][ T4091] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 19.995468][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 19.999906][ T4091] ----------------------------- [ 20.006573][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.006597][ T1] do_syscall_64+0xf6/0x7d0 [ 20.006626][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.024935][ T4091] drivers/net/hamradio/bpqether.c:149 RCU-list traversed in non-reader section!! [ 20.026505][ T1] RIP: 0033:0x7fd287f21970 [ 20.032511][ T4091] [ 20.032511][ T4091] other info that might help us debug this: [ 20.032511][ T4091] [ 20.041601][ 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 [ 20.041610][ T1] RSP: 002b:00007ffe27c0c608 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.041623][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fd287f21970 [ 20.041631][ T1] RDX: 000000000000000a RSI: 00005588349ae590 RDI: 0000000000000027 [ 20.041640][ T1] RBP: 00005588349ae590 R08: 0000558834a08b30 R09: 00007fd289957500 [ 20.041653][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.064936][ T4091] [ 20.064936][ T4091] rcu_scheduler_active = 2, debug_locks = 1 [ 20.075909][ T1] R13: 0000000000000001 R14: 0000558834a08a50 R15: 000000000000000a [ 20.136011][ T4091] 1 lock held by ip/4091: [ 20.140370][ T4091] #0: ffffffff8a7b66c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.150398][ T4091] [ 20.150398][ T4091] stack backtrace: [ 20.158722][ T4091] CPU: 1 PID: 4091 Comm: ip Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 20.168661][ T4091] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.178732][ T4091] Call Trace: [ 20.182209][ T4091] dump_stack+0x18f/0x20d [ 20.186713][ T4091] bpq_device_event+0x796/0x8ee [ 20.191596][ T4091] ? team_port_get_rtnl+0xbe/0x120 [ 20.196735][ T4091] notifier_call_chain+0xc0/0x230 [ 20.201883][ T4091] call_netdevice_notifiers_info+0xb5/0x130 [ 20.207795][ T4091] __dev_notify_flags+0x121/0x2c0 [ 20.213070][ T4091] ? dev_change_name+0x700/0x700 [ 20.218034][ T4091] ? dev_set_allmulti+0x30/0x30 [ 20.223055][ T4091] ? print_usage_bug+0x240/0x240 [ 20.228026][ T4091] dev_change_flags+0x100/0x160 [ 20.233146][ T4091] do_setlink+0xa1c/0x35d0 [ 20.237597][ T4091] ? mark_lock+0x129/0x1390 [ 20.242122][ T4091] ? rtnl_getlink+0xab0/0xab0 [ 20.246836][ T4091] ? print_usage_bug+0x240/0x240 [ 20.251954][ T4091] ? mark_lock+0x129/0x1390 [ 20.256777][ T4091] ? mark_lock+0x129/0x1390 [ 20.261320][ T4091] ? memset+0x20/0x40 [ 20.265328][ T4091] ? __nla_validate_parse+0x2dc/0x1c70 [ 20.270930][ T4091] ? nla_get_range_signed+0x520/0x520 [ 20.276467][ T4091] ? mark_held_locks+0xe0/0xe0 [ 20.281255][ T4091] ? deref_stack_reg+0xaa/0xe0 [ 20.286177][ T4091] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 20.292943][ T4091] __rtnl_newlink+0xad0/0x1590 [ 20.298461][ T4091] ? rtnl_link_unregister+0x240/0x240 [ 20.303920][ T4091] ? is_bpf_text_address+0xcb/0x160 [ 20.309335][ T4091] ? kernel_text_address+0x6e/0xe0 [ 20.314761][ T4091] ? __kernel_text_address+0x9/0x30 [ 20.320224][ T4091] ? unwind_get_return_address+0x5a/0xa0 [ 20.325939][ T4091] ? profile_setup.cold+0xc1/0xc1 [ 20.331001][ T4091] ? arch_stack_walk+0x97/0xf0 [ 20.335831][ T4091] ? stack_trace_save+0x8c/0xc0 [ 20.340732][ T4091] ? stack_trace_consume_entry+0x160/0x160 [ 20.346680][ T4091] ? rtnl_newlink+0x46/0xa0 [ 20.351246][ T4091] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 20.357166][ T4091] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 20.363270][ T4091] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 20.369299][ T4091] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 20.375017][ T4091] rtnl_newlink+0x64/0xa0 [ 20.379549][ T4091] ? __rtnl_newlink+0x1590/0x1590 [ 20.384623][ T4091] rtnetlink_rcv_msg+0x44e/0xad0 [ 20.389761][ T4091] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.395073][ T4091] ? lock_acquire+0x1f4/0x940 [ 20.400073][ T4091] ? netlink_deliver_tap+0x146/0xcc0 [ 20.405409][ T4091] netlink_rcv_skb+0x15a/0x430 [ 20.410201][ T4091] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.415800][ T4091] ? netlink_ack+0xa60/0xa60 [ 20.420442][ T4091] ? netlink_deliver_tap+0x236/0xcc0 [ 20.425761][ T4091] netlink_unicast+0x537/0x740 [ 20.430567][ T4091] ? netlink_attachskb+0x810/0x810 [ 20.435768][ T4091] ? _copy_from_iter_full+0x25c/0x870 [ 20.441281][ T4091] ? __phys_addr_symbol+0x2c/0x70 [ 20.446492][ T4091] ? __check_object_size+0x171/0x437 [ 20.451839][ T4091] netlink_sendmsg+0x882/0xe10 [ 20.456627][ T4091] ? aa_af_perm+0x260/0x260 [ 20.461250][ T4091] ? netlink_unicast+0x740/0x740 [ 20.466600][ T4091] ? netlink_unicast+0x740/0x740 [ 20.471864][ T4091] sock_sendmsg+0xcf/0x120 [ 20.476306][ T4091] ____sys_sendmsg+0x6bf/0x7e0 [ 20.481095][ T4091] ? mark_held_locks+0xe0/0xe0 [ 20.486037][ T4091] ? kernel_sendmsg+0x50/0x50 [ 20.490855][ T4091] ? find_held_lock+0x2d/0x110 [ 20.495643][ T4091] ? mark_lock+0x129/0x1390 [ 20.500177][ T4091] ___sys_sendmsg+0x100/0x170 [ 20.505143][ T4091] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.510282][ T4091] ? migration_entry_to_page+0x310/0x310 [ 20.515943][ T4091] ? do_raw_spin_unlock+0x171/0x260 [ 20.521371][ T4091] ? find_held_lock+0x2d/0x110 [ 20.526157][ T4091] ? do_page_fault+0x59e/0x13da [ 20.531120][ T4091] ? vm_insert_pages+0x6a0/0x6a0 [ 20.536188][ T4091] ? lock_downgrade+0x840/0x840 [ 20.541058][ T4091] ? __fget_light+0x1ab/0x270 [ 20.545868][ T4091] __sys_sendmsg+0xec/0x1b0 [ 20.550624][ T4091] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.555675][ T4091] ? down_read_nested+0x430/0x430 [ 20.560856][ T4091] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.566722][ T4091] ? do_syscall_64+0x21/0x7d0 [ 20.571451][ T4091] do_syscall_64+0xf6/0x7d0 [ 20.575983][ T4091] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.581894][ T4091] RIP: 0033:0x7f457636fdc7 [ 20.586330][ T4091] 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 [ 20.606296][ T4091] RSP: 002b:00007fffbf74e0c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.614978][ T4091] RAX: ffffffffffffffda RBX: 000000005eb2af82 RCX: 00007f457636fdc7 [ 20.623216][ T4091] RDX: 0000000000000000 RSI: 00007fffbf74e110 RDI: 0000000000000003 [ 20.631209][ T4091] RBP: 00007fffbf74e110 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.639470][ T4091] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fffbf74e150 [ 20.647581][ T4091] R13: 00005580f63c63c0 R14: 00007fffbf7561d0 R15: 0000000000000000 Starting Network Time Synchronization... [ 20.741053][ C1] random: crng init done [ 20.745335][ C1] random: 7 urandom warning(s) missed due to ratelimiting 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. Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (16s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (17s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (17s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (18s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (18s / 1min 30s) [ OK ] Reached target Sound Card. [ **] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ *] (1 of 2) A start job is running for…dplug all Devices (24s / no limit) [ **] (1 of 2) A start job is running for…dplug all Devices (25s / no limit) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (26s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (26s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (27s / 1min 30s) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... Starting OpenBSD Secure Shell server... Starting System Logging Service... [ OK ] Started Daily apt download activities. Starting Permit User Sessions... [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Found device /dev/ttyS0. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 48.430503][ T6816] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 48.442227][ T6816] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 48.450648][ T6816] CPU: 1 PID: 6816 Comm: sshd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 48.459606][ T6816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.469681][ T6816] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 48.475747][ T6816] 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 [ 48.495771][ T6816] RSP: 0018:ffffc900047b7450 EFLAGS: 00010206 [ 48.501838][ T6816] RAX: dffffc0000000000 RBX: ffff888098aea000 RCX: ffffffff8363adca [ 48.509814][ T6816] RDX: 0000000000000005 RSI: ffffffff8363add8 RDI: 0000000000000028 [ 48.517795][ T6816] RBP: 1ffff920008f6e8b R08: ffff8880a93f42c0 R09: fffffbfff155a0ca [ 48.525763][ T6816] R10: ffffffff8aad064f R11: fffffbfff155a0c9 R12: ffff88808a81afea [ 48.533739][ T6816] R13: ffff88808a81a000 R14: 0000000000001aa0 R15: 0000000000000000 [ 48.541934][ T6816] FS: 00007f22741e88c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 48.550862][ T6816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.557450][ T6816] CR2: 00005568fb13b8f5 CR3: 00000000996b5000 CR4: 00000000001406e0 [ 48.565419][ T6816] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.573387][ T6816] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.581349][ T6816] Call Trace: [ 48.584637][ T6816] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 48.590023][ T6816] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 48.595843][ T6816] ? __kmalloc+0x62f/0x7a0 [ 48.600262][ T6816] ? tomoyo_realpath_from_path+0xc2/0x620 [ 48.605998][ T6816] ? lock_release+0x800/0x800 [ 48.610678][ T6816] ? __lock_acquire+0x2018/0x3f20 [ 48.615706][ T6816] tomoyo_realpath_from_path+0x393/0x620 [ 48.621349][ T6816] tomoyo_path_number_perm+0x1c2/0x4d0 [ 48.626812][ T6816] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 48.632445][ T6816] ? tomoyo_execute_permission+0x470/0x470 [ 48.638358][ T6816] ? d_alloc_parallel+0x785/0x1b10 [ 48.643601][ T6816] ? d_alloc_parallel+0x9ea/0x1b10 [ 48.648923][ T6816] ? rcu_read_lock_held_common+0x130/0x130 [ 48.654733][ T6816] ? print_usage_bug+0x240/0x240 [ 48.659680][ T6816] tomoyo_path_mknod+0x10d/0x190 [ 48.664616][ T6816] ? tomoyo_path_chown+0x1b0/0x1b0 [ 48.669729][ T6816] ? mark_held_locks+0x9f/0xe0 [ 48.674494][ T6816] ? d_lookup+0xec/0x250 [ 48.678736][ T6816] security_path_mknod+0x116/0x180 [ 48.683858][ T6816] lookup_open+0x5ae/0x1320 [ 48.688363][ T6816] ? page_put_link+0x210/0x210 [ 48.693656][ T6816] ? preempt_count_add+0x74/0x140 [ 48.698679][ T6816] ? __mnt_want_write+0x1da/0x2c0 [ 48.703764][ T6816] path_openat+0x93c/0x27f0 [ 48.708283][ T6816] ? path_lookupat.isra.0+0x530/0x530 [ 48.713663][ T6816] ? up_read+0x1a8/0x750 [ 48.717919][ T6816] ? mark_held_locks+0xe0/0xe0 [ 48.722714][ T6816] ? down_read_nested+0x430/0x430 [ 48.727918][ T6816] do_filp_open+0x192/0x260 [ 48.732430][ T6816] ? may_open_dev+0xf0/0xf0 [ 48.736940][ T6816] ? simple_attr_release+0x40/0x40 [ 48.742064][ T6816] ? _raw_spin_unlock+0x24/0x40 [ 48.746910][ T6816] ? __alloc_fd+0x46d/0x600 [ 48.751416][ T6816] do_sys_openat2+0x585/0x7d0 [ 48.756100][ T6816] ? file_open_root+0x400/0x400 [ 48.760953][ T6816] ? up_read+0x1a8/0x750 [ 48.765211][ T6816] do_sys_open+0xc3/0x140 [ 48.769544][ T6816] ? filp_open+0x70/0x70 [ 48.773970][ T6816] ? handle_mm_fault+0x29e/0x660 [ 48.778912][ T6816] ? trace_hardirqs_off_caller+0x55/0x230 [ 48.784636][ T6816] do_syscall_64+0xf6/0x7d0 [ 48.789138][ T6816] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.795026][ T6816] RIP: 0033:0x7f22723516f0 [ 48.799438][ T6816] 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 [ 48.819043][ T6816] RSP: 002b:00007ffc880be678 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 48.827574][ T6816] RAX: ffffffffffffffda RBX: 00005568fbb071d0 RCX: 00007f22723516f0 [ 48.835548][ T6816] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 00005568fb13b8f5 [ 48.843612][ T6816] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 48.851612][ T6816] R10: 0000000000000240 R11: 0000000000000246 R12: 00005568fb10c51e [ 48.859589][ T6816] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 48.867561][ T6816] Modules linked in: [ 49.178916][ T6816] ---[ end trace 0528dde6d1adac5b ]--- [ 49.184903][ T6816] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 49.192009][ T6816] 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 [ 49.215691][ T6816] RSP: 0018:ffffc900047b7450 EFLAGS: 00010206 [ 49.222574][ T6816] RAX: dffffc0000000000 RBX: ffff888098aea000 RCX: ffffffff8363adca [ 49.231085][ T6816] RDX: 0000000000000005 RSI: ffffffff8363add8 RDI: 0000000000000028 [ 49.239620][ T6816] RBP: 1ffff920008f6e8b R08: ffff8880a93f42c0 R09: fffffbfff155a0ca [ 49.247599][ T6816] R10: ffffffff8aad064f R11: fffffbfff155a0c9 R12: ffff88808a81afea [ 49.256626][ T6816] R13: ffff88808a81a000 R14: 0000000000001aa0 R15: 0000000000000000 [ 49.265187][ T6816] FS: 00007f22741e88c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 49.274716][ T6816] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.281969][ T6816] CR2: 0000558bedd832a0 CR3: 00000000996b5000 CR4: 00000000001406f0 [ 49.290583][ T6816] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.298563][ T6816] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.307635][ T6816] Kernel panic - not syncing: Fatal exception [ 49.315007][ T6816] Kernel Offset: disabled [ 49.319378][ T6816] Rebooting in 86400 seconds..