[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200430-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr be42001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 4759699723 cycles [ 0.000947][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003459][ T0] tsc: Detected 2300.000 MHz processor [ 0.006141][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007566][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009089][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016453][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017425][ T0] check: Scanning 1 areas for low memory corruption [ 0.018417][ T0] Using GB pages for direct mapping [ 0.021388][ T0] ACPI: Early table checksum verification disabled [ 0.022560][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.023645][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.024904][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026294][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028292][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029001][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029770][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.031067][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032342][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.033659][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035703][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.036460][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.037250][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.038462][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.039419][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.040647][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.043430][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.045268][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.047222][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.048840][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.050856][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.104533][ T0] Zone ranges: [ 0.105073][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.106348][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.107465][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.108366][ T0] Device empty [ 0.108854][ T0] Movable zone start for each node [ 0.109646][ T0] Early memory node ranges [ 0.110236][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.111147][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.112110][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.113038][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.113983][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.113989][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.144192][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.597071][ T0] kasan: KernelAddressSanitizer initialized [ 0.598518][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.599534][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.600731][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.601814][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.603014][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.604074][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.606147][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.607561][ T0] Using ACPI (MADT) for SMP configuration information [ 0.609403][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.610256][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.611393][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.612837][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.614036][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.615179][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.616387][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.617748][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.619404][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.620400][ T0] Booting paravirtualized kernel on KVM [ 0.621693][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.676913][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.679423][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.680858][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.682570][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.683682][ T0] Policy zone: Normal [ 0.684313][ 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 [ 0.698159][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.580185][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17329K rwdata, 21708K rodata, 2776K init, 24504K bss, 1402688K reserved, 0K cma-reserved) [ 1.588807][ T0] Running RCU self tests [ 1.589520][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.590404][ T0] rcu: RCU lockdep checking is enabled. [ 1.591141][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.592106][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.593201][ T0] Trampoline variant of Tasks RCU enabled. [ 1.594190][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.595265][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.610739][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.612922][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.617220][ T0] Console: colour VGA+ 80x25 [ 1.619317][ T0] printk: console [ttyS0] enabled [ 1.619317][ T0] printk: console [ttyS0] enabled [ 1.620681][ T0] printk: bootconsole [earlyser0] disabled [ 1.620681][ T0] printk: bootconsole [earlyser0] disabled [ 1.622395][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.623681][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.624513][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.625368][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.626204][ T0] ... CLASSHASH_SIZE: 4096 [ 1.626924][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.627674][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.628424][ T0] ... CHAINHASH_SIZE: 32768 [ 1.629220][ T0] memory used by lock dependency info: 6301 kB [ 1.630172][ T0] memory used for stack traces: 4224 kB [ 1.631076][ T0] per task-struct memory footprint: 1920 bytes [ 1.632600][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.634382][ T0] ACPI: Core revision 20200326 [ 1.636974][ T0] APIC: Switch to symmetric I/O mode setup [ 1.638407][ T0] x2apic enabled [ 1.640632][ T0] Switched APIC routing to physical x2apic. [ 1.644923][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.646235][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.648267][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.649743][ T0] pid_max: default: 32768 minimum: 301 [ 1.651986][ T0] LSM: Security Framework initializing [ 1.652810][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.654157][ T0] Yama: becoming mindful. [ 1.655002][ T0] TOMOYO Linux initialized [ 1.658278][ T0] AppArmor: AppArmor initialized [ 1.666363][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.671508][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.673249][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.674650][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.679912][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.681326][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.682572][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.683902][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.683939][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.688311][ T0] MDS: Mitigation: Clear CPU buffers [ 1.689895][ T0] Freeing SMP alternatives memory: 96K [ 1.813709][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.816792][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.818256][ T1] rcu: Hierarchical SRCU implementation. [ 1.818256][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.818256][ T1] smp: Bringing up secondary CPUs ... [ 1.823107][ T1] x86: Booting SMP configuration: [ 1.824055][ T1] .... node #0, CPUs: #1 [ 0.035490][ T0] kvm-clock: cpu 1, msr be42041, secondary cpu clock [ 1.826938][ 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. [ 1.828431][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.829147][ T1] smpboot: Max logical packages: 1 [ 1.830059][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.833261][ T1] devtmpfs: initialized [ 1.833261][ T1] x86/mm: Memory block size: 128MB [ 1.862118][ T22] kworker/u4:0 (22) used greatest stack depth: 27232 bytes left [ 1.862118][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.868396][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.870782][ T1] xor: automatically using best checksumming function avx [ 1.872894][ T1] PM: RTC time: 14:10:12, date: 2020-04-30 [ 1.873884][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.873888][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.878773][ T1] NET: Registered protocol family 16 [ 1.887150][ T1] audit: initializing netlink subsys (disabled) [ 1.888418][ T27] audit: type=2000 audit(1588255812.473:1): state=initialized audit_enabled=0 res=1 [ 1.894998][ T1] cpuidle: using governor menu [ 1.898328][ T1] ACPI: bus type PCI registered [ 1.899551][ T1] dca service started, version 1.12.1 [ 1.899551][ T1] PCI: Using configuration type 1 for base access [ 2.432013][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.434985][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.434985][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.458490][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.658309][ T1] raid6: avx2x4 gen() 11586 MB/s [ 2.828267][ T1] raid6: avx2x4 xor() 5971 MB/s [ 2.989624][ T1] raid6: avx2x2 gen() 8473 MB/s [ 3.159627][ T1] raid6: avx2x2 xor() 3647 MB/s [ 3.329629][ T1] raid6: avx2x1 gen() 4610 MB/s [ 3.499624][ T1] raid6: avx2x1 xor() 1945 MB/s [ 3.669619][ T1] raid6: sse2x4 gen() 6071 MB/s [ 3.848312][ T1] raid6: sse2x4 xor() 3209 MB/s [ 4.018279][ T1] raid6: sse2x2 gen() 4211 MB/s [ 4.188276][ T1] raid6: sse2x2 xor() 1866 MB/s [ 4.358275][ T1] raid6: sse2x1 gen() 2366 MB/s [ 4.528280][ T1] raid6: sse2x1 xor() 983 MB/s [ 4.529384][ T1] raid6: using algorithm avx2x4 gen() 11586 MB/s [ 4.530446][ T1] raid6: .... xor() 5971 MB/s, rmw enabled [ 4.531481][ T1] raid6: using avx2x2 recovery algorithm [ 4.533798][ T1] ACPI: Added _OSI(Module Device) [ 4.534699][ T1] ACPI: Added _OSI(Processor Device) [ 4.535867][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.536656][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.537585][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.538295][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.539171][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.593396][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.646071][ T1] ACPI: Interpreter enabled [ 4.647349][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.648145][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.648605][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.652738][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.756503][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.757699][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.758848][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.767186][ T1] PCI host bridge to bus 0000:00 [ 4.768308][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.769494][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.770984][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.772260][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.774397][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.775633][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.777082][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.784299][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.810683][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.829307][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.834538][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.843764][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.848293][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.866274][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.873071][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.878298][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.901812][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.909310][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.914665][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.947142][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.951668][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.955955][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.960037][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.963080][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.974072][ T1] iommu: Default domain type: Translated [ 4.975454][ T1] vgaarb: loaded [ 4.981989][ T1] SCSI subsystem initialized [ 4.983643][ T1] ACPI: bus type USB registered [ 4.983643][ T1] usbcore: registered new interface driver usbfs [ 4.988925][ T1] usbcore: registered new interface driver hub [ 4.990210][ T1] usbcore: registered new device driver usb [ 4.992404][ T1] mc: Linux media interface: v0.10 [ 4.993657][ T1] videodev: Linux video capture interface: v2.00 [ 4.995573][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.996627][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.998436][ T1] PTP clock support registered [ 5.000363][ T1] EDAC MC: Ver: 3.0.0 [ 5.002937][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.002937][ T1] PCI: Using ACPI for IRQ routing [ 5.011582][ T1] Bluetooth: Core ver 2.22 [ 5.012669][ T1] NET: Registered protocol family 31 [ 5.013627][ T1] Bluetooth: HCI device and connection manager initialized [ 5.014697][ T1] Bluetooth: HCI socket layer initialized [ 5.015620][ T1] Bluetooth: L2CAP socket layer initialized [ 5.016503][ T1] Bluetooth: SCO socket layer initialized [ 5.017578][ T1] NET: Registered protocol family 8 [ 5.018274][ T1] NET: Registered protocol family 20 [ 5.019669][ T1] NetLabel: Initializing [ 5.020379][ T1] NetLabel: domain hash size = 128 [ 5.021113][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.022334][ T1] NetLabel: unlabeled traffic allowed by default [ 5.023856][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.023856][ T1] NET: Registered protocol family 39 [ 5.028437][ T1] clocksource: Switched to clocksource kvm-clock [ 7.752785][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.754565][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.757744][ T1] FS-Cache: Loaded [ 7.759752][ T1] CacheFiles: Loaded [ 7.760760][ T1] TOMOYO: 2.6.0 [ 7.761347][ T1] Mandatory Access Control activated. [ 7.764842][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.766356][ T1] pnp: PnP ACPI init [ 7.780916][ T1] pnp: PnP ACPI: found 7 devices [ 7.837084][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.839460][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.840659][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.841848][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.843394][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.846218][ T1] NET: Registered protocol family 2 [ 7.850204][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.852528][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.860042][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.864843][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.868966][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.871057][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.873079][ T1] [ 7.873488][ T1] ============================= [ 7.875633][ T1] WARNING: suspicious RCU usage [ 7.876430][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 7.877481][ T1] ----------------------------- [ 7.878625][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.879674][ T1] [ 7.879674][ T1] other info that might help us debug this: [ 7.879674][ T1] [ 7.881181][ T1] [ 7.881181][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.882672][ T1] 1 lock held by swapper/0/1: [ 7.883395][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.885132][ T1] [ 7.885132][ T1] stack backtrace: [ 7.886092][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 7.887545][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.888388][ T1] Call Trace: [ 7.888388][ T1] dump_stack+0x18f/0x20d [ 7.888388][ T1] ipmr_get_table+0x130/0x160 [ 7.888388][ T1] ipmr_net_init+0x133/0x430 [ 7.888388][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.888388][ T1] ops_init+0xaf/0x420 [ 7.888388][ T1] register_pernet_operations+0x346/0x840 [ 7.888388][ T1] ? setup_net+0x860/0x860 [ 7.888388][ T1] ? down_write_killable+0x170/0x170 [ 7.888388][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.888388][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.888388][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.888388][ T1] register_pernet_subsys+0x25/0x40 [ 7.888388][ T1] ip_mr_init+0x36/0x168 [ 7.888388][ T1] inet_init+0x298/0x424 [ 7.888388][ T1] do_one_initcall+0x10a/0x7d0 [ 7.888388][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.888388][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.888388][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.888388][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.888388][ T1] kernel_init_freeable+0x501/0x5ae [ 7.888388][ T1] ? rest_init+0x365/0x365 [ 7.888388][ T1] kernel_init+0xd/0x1bb [ 7.888388][ T1] ret_from_fork+0x24/0x30 [ 7.910429][ T1] NET: Registered protocol family 1 [ 7.913526][ T1] RPC: Registered named UNIX socket transport module. [ 7.914529][ T1] RPC: Registered udp transport module. [ 7.915275][ T1] RPC: Registered tcp transport module. [ 7.916053][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.920262][ T1] NET: Registered protocol family 44 [ 7.921248][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.922411][ T1] PCI: CLS 0 bytes, default 64 [ 7.927593][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.929659][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.934431][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.940241][ T1] kvm: already loaded the other module [ 7.942005][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.944219][ T1] clocksource: Switched to clocksource tsc [ 7.945433][ T1] mce: Machine check injector initialized [ 7.950726][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.012841][ T1] Initialise system trusted keyrings [ 8.015329][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.017019][ T1] zbud: loaded [ 8.023179][ T1] DLM installed [ 8.026491][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.030602][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.032978][ T1] NFS: Registering the id_resolver key type [ 8.034036][ T1] Key type id_resolver registered [ 8.034828][ T1] Key type id_legacy registered [ 8.035552][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.036803][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.043986][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.046323][ T1] Key type cifs.spnego registered [ 8.047104][ T1] Key type cifs.idmap registered [ 8.048669][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.050558][ T1] fuse: init (API version 7.31) [ 8.053828][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.067587][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.073247][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.074279][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.076087][ T1] ocfs2: Registered cluster interface o2cb [ 8.077497][ T1] ocfs2: Registered cluster interface user [ 8.079265][ T1] OCFS2 User DLM kernel interface loaded [ 8.088817][ T1] gfs2: GFS2 installed [ 8.093417][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.094587][ T1] ceph: loaded (mds proto 32) [ 8.106884][ T1] NET: Registered protocol family 38 [ 8.108618][ T1] async_tx: api initialized (async) [ 8.109637][ T1] Key type asymmetric registered [ 8.110429][ T1] Asymmetric key parser 'x509' registered [ 8.111330][ T1] Asymmetric key parser 'pkcs8' registered [ 8.112252][ T1] Key type pkcs7_test registered [ 8.113048][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.114327][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.116129][ T1] io scheduler mq-deadline registered [ 8.117086][ T1] io scheduler kyber registered [ 8.118096][ T1] io scheduler bfq registered [ 8.133821][ T1] hgafb: HGA card not detected. [ 8.134670][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.136063][ T1] usbcore: registered new interface driver udlfb [ 8.141172][ T1] uvesafb: failed to execute /sbin/v86d [ 8.144232][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.145418][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.146552][ T1] uvesafb: vbe_init() failed with -22 [ 8.147618][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.149744][ T1] vga16fb: mapped to 0x000000003cf4dc47 [ 8.216150][ T1] Console: switching to colour frame buffer device 80x30 [ 8.507366][ T1] fb0: VGA16 VGA frame buffer device [ 8.510312][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.529071][ T1] ACPI: Power Button [PWRF] [ 8.530775][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.532784][ T1] ACPI: Sleep Button [SLPF] [ 8.539856][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.554864][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.556076][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.572214][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.573243][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.593615][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.594643][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.613700][ T1812] kworker/u4:4 (1812) used greatest stack depth: 24752 bytes left [ 8.906591][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.907893][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.910690][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.917384][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.924598][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.930995][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.937487][ T1] Cyclades driver 2.6 [ 8.939390][ T1] Initializing Nozomi driver 2.1d [ 8.942860][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.944252][ T1] No rocketport ports found; unloading driver [ 8.947886][ T1] Non-volatile memory driver v1.3 [ 8.949490][ T1] Linux agpgart interface v0.103 [ 8.959119][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.961010][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.965445][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.966819][ T1] usbcore: registered new interface driver udl [ 9.018572][ T1] brd: module loaded [ 9.055166][ T1] loop: module loaded [ 9.216263][ T1] zram: Added device: zram0 [ 9.223758][ T1] null_blk: module loaded [ 9.230997][ T1] nfcsim 0.2 initialized [ 9.234656][ T1] Loading iSCSI transport class v2.0-870. [ 9.264331][ T1] scsi host0: Virtio SCSI HBA [ 9.311564][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.315021][ T21] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.337063][ T1] slram: not enough parameters. [ 9.345108][ T1] ftl_cs: FTL header not found. [ 9.410199][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.412394][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.414204][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.429799][ T1] MACsec IEEE 802.1AE [ 9.431961][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.487087][ T1] vcan: Virtual CAN interface driver [ 9.488138][ T1] vxcan: Virtual CAN Tunnel driver [ 9.489163][ T1] slcan: serial line CAN interface driver [ 9.490673][ T1] slcan: 10 dynamic interface channels. [ 9.491608][ T1] CAN device driver interface [ 9.495856][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.496997][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.500044][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.501653][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.503480][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.505324][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.509112][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.510591][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.511652][ T1] AX.25: bpqether driver version 004 [ 9.512493][ T1] PPP generic driver version 2.4.2 [ 9.516703][ T1] PPP BSD Compression module registered [ 9.517741][ T1] PPP Deflate Compression module registered [ 9.519976][ T1] PPP MPPE Compression module registered [ 9.520974][ T1] NET: Registered protocol family 24 [ 9.521958][ T1] PPTP driver version 0.8.5 [ 9.523404][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.525260][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.526547][ T1] SLIP linefill/keepalive option. [ 9.527433][ T1] hdlc: HDLC support module revision 1.22 [ 9.528499][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.530016][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.531367][ T1] LAPB Ethernet driver version 0.02 [ 9.532756][ T1] usbcore: registered new interface driver rndis_wlan [ 9.534596][ T1] mac80211_hwsim: initializing netlink [ 9.567964][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.580287][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.599009][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.600906][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.602696][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.604361][ T1] usbcore: registered new interface driver pegasus [ 9.605597][ T1] usbcore: registered new interface driver rtl8150 [ 9.606770][ T1] usbcore: registered new interface driver r8152 [ 9.607990][ T1] usbcore: registered new interface driver asix [ 9.610722][ T1] usbcore: registered new interface driver ax88179_178a [ 9.612144][ T1] usbcore: registered new interface driver cdc_ether [ 9.614627][ T1] usbcore: registered new interface driver dm9601 [ 9.615981][ T1] usbcore: registered new interface driver smsc75xx [ 9.617354][ T1] usbcore: registered new interface driver smsc95xx [ 9.619852][ T1] usbcore: registered new interface driver net1080 [ 9.621506][ T1] usbcore: registered new interface driver rndis_host [ 9.622805][ T1] usbcore: registered new interface driver cdc_subset [ 9.624031][ T1] usbcore: registered new interface driver zaurus [ 9.625402][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.627145][ T1] usbcore: registered new interface driver cdc_ncm [ 9.629841][ T1] usbcore: registered new interface driver cdc_mbim [ 9.637462][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.654941][ T1] aoe: AoE v85 initialised. [ 9.657853][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.659614][ T1] ehci-pci: EHCI PCI platform driver [ 9.660980][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.662376][ T1] ohci-pci: OHCI PCI platform driver [ 9.663692][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.666196][ T1] usbcore: registered new interface driver cdc_acm [ 9.668894][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.670547][ T1] usbcore: registered new interface driver usblp [ 9.671803][ T1] usbcore: registered new interface driver cdc_wdm [ 9.673693][ T1] usbcore: registered new interface driver uas [ 9.675080][ T1] usbcore: registered new interface driver usb-storage [ 9.676792][ T1] usbcore: registered new interface driver ums-realtek [ 9.678452][ T1] usbcore: registered new interface driver usbserial_generic [ 9.680184][ T1] usbserial: USB Serial support registered for generic [ 9.681718][ T1] usbcore: registered new interface driver ch341 [ 9.683048][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.684415][ T1] usbcore: registered new interface driver cp210x [ 9.685668][ T1] usbserial: USB Serial support registered for cp210x [ 9.686981][ T1] usbcore: registered new interface driver ftdi_sio [ 9.688487][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.690280][ T1] usbcore: registered new interface driver keyspan [ 9.691459][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.692865][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.695054][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.696633][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.698855][ T1] usbcore: registered new interface driver option [ 9.700149][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.701775][ T1] usbcore: registered new interface driver oti6858 [ 9.703009][ T1] usbserial: USB Serial support registered for oti6858 [ 9.704357][ T1] usbcore: registered new interface driver pl2303 [ 9.705818][ T1] usbserial: USB Serial support registered for pl2303 [ 9.707126][ T1] usbcore: registered new interface driver qcserial [ 9.709182][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.710879][ T1] usbcore: registered new interface driver sierra [ 9.712241][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.713680][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.715042][ T1] usbserial: USB Serial support registered for carelink [ 9.716306][ T1] usbserial: USB Serial support registered for zio [ 9.717482][ T1] usbserial: USB Serial support registered for funsoft [ 9.719925][ T1] usbserial: USB Serial support registered for flashloader [ 9.721268][ T1] usbserial: USB Serial support registered for google [ 9.722545][ T1] usbserial: USB Serial support registered for libtransistor [ 9.723940][ T1] usbserial: USB Serial support registered for vivopay [ 9.725284][ T1] usbserial: USB Serial support registered for moto_modem [ 9.726671][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.727949][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.729303][ T1] usbserial: USB Serial support registered for hp4x [ 9.730491][ T1] usbserial: USB Serial support registered for suunto [ 9.731618][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.735974][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.737341][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.740914][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.744648][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.746198][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.747673][ T1] usb usb1: Product: Dummy host controller [ 9.748815][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.750249][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.755362][ T1] hub 1-0:1.0: USB hub found [ 9.757656][ T1] hub 1-0:1.0: 1 port detected [ 9.762952][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.764852][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.767272][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.773138][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.774859][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.776129][ T1] usb usb2: Product: Dummy host controller [ 9.777168][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.779774][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.783390][ T1] hub 2-0:1.0: USB hub found [ 9.784600][ T1] hub 2-0:1.0: 1 port detected [ 9.788849][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.790423][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.792786][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.795400][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.797374][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.799092][ T1] usb usb3: Product: Dummy host controller [ 9.799839][ C1] random: fast init done [ 9.800080][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.802147][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.806006][ T1] hub 3-0:1.0: USB hub found [ 9.807316][ T1] hub 3-0:1.0: 1 port detected [ 9.811660][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.813264][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.814184][ T445] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.815716][ T445] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.816316][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.817547][ T445] sd 0:0:1:0: [sda] Write Protect is off [ 9.820023][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.821341][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.822503][ T445] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.822741][ T1] usb usb4: Product: Dummy host controller [ 9.826216][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.827005][ T21] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.827575][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.832731][ T1] hub 4-0:1.0: USB hub found [ 9.833647][ T1] hub 4-0:1.0: 1 port detected [ 9.836605][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.837781][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.840711][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.842739][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.844157][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.845318][ T1] usb usb5: Product: Dummy host controller [ 9.846288][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.847599][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.850766][ T1] hub 5-0:1.0: USB hub found [ 9.851630][ T1] hub 5-0:1.0: 1 port detected [ 9.854605][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.855949][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.857675][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.860870][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.862199][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.863325][ T1] usb usb6: Product: Dummy host controller [ 9.864128][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.865606][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.869941][ T1] hub 6-0:1.0: USB hub found [ 9.870887][ T1] hub 6-0:1.0: 1 port detected [ 9.873909][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.875204][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.877112][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.887142][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.889010][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.890231][ T1] usb usb7: Product: Dummy host controller [ 9.891066][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.892256][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.895080][ T1] hub 7-0:1.0: USB hub found [ 9.896025][ T1] hub 7-0:1.0: 1 port detected [ 9.899039][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.900376][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.902065][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.904668][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.906191][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.907332][ T1] usb usb8: Product: Dummy host controller [ 9.908123][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 9.909494][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.912354][ T1] hub 8-0:1.0: USB hub found [ 9.913268][ T1] hub 8-0:1.0: 1 port detected [ 9.930916][ T1] using random self ethernet address [ 9.931851][ T1] using random host ethernet address [ 9.934188][ T1] Mass Storage Function, version: 2009/09/11 [ 9.935150][ T1] LUN: removable file: (no medium) [ 9.936121][ T1] no file given for LUN0 [ 9.936893][ T1] printk: console [ttyGS0] disabled [ 9.989326][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.992098][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.993863][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.995564][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.997131][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.998994][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.000487][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.001712][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.003127][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.005757][ T1] hub 9-0:1.0: USB hub found [ 10.006805][ T1] hub 9-0:1.0: 8 ports detected [ 10.013254][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.015124][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.016804][ T445] sda: sda1 [ 10.016982][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.020544][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.022446][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.024358][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.025494][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.026876][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.030655][ T1] hub 10-0:1.0: USB hub found [ 10.031867][ T1] hub 10-0:1.0: 8 ports detected [ 10.036083][ T445] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.042029][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.043767][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.045663][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.047085][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.048248][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.049903][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.051368][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.053938][ T1] hub 11-0:1.0: USB hub found [ 10.055000][ T1] hub 11-0:1.0: 8 ports detected [ 10.061177][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.063049][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.064936][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.066904][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.068988][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.070168][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.071132][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.072343][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.075188][ T1] hub 12-0:1.0: USB hub found [ 10.076067][ T1] hub 12-0:1.0: 8 ports detected [ 10.082602][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.084298][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.086146][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.087424][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.089238][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.090365][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.091764][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.094771][ T1] hub 13-0:1.0: USB hub found [ 10.095773][ T1] hub 13-0:1.0: 8 ports detected [ 10.101201][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.103144][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.104596][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.106372][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.107959][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.109321][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.110271][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.111507][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.114196][ T1] hub 14-0:1.0: USB hub found [ 10.115203][ T1] hub 14-0:1.0: 8 ports detected [ 10.122291][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.124279][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.126416][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.127758][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.129521][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.130597][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.131958][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.134749][ T1] hub 15-0:1.0: USB hub found [ 10.135855][ T1] hub 15-0:1.0: 8 ports detected [ 10.141461][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.143259][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.144859][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.146887][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.148233][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.151266][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.152268][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.153568][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.156394][ T1] hub 16-0:1.0: USB hub found [ 10.157801][ T1] hub 16-0:1.0: 8 ports detected [ 10.164329][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.166385][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.169891][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.171400][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.172578][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.173520][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.174766][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.177480][ T1] hub 17-0:1.0: USB hub found [ 10.179144][ T1] hub 17-0:1.0: 8 ports detected [ 10.184393][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.186311][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.187917][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.191062][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.192524][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.193692][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.194584][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.195951][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.198941][ T1] hub 18-0:1.0: USB hub found [ 10.199856][ T1] hub 18-0:1.0: 8 ports detected [ 10.206070][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.207881][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.210618][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.211925][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.213185][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.214328][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.215657][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.218747][ T1] hub 19-0:1.0: USB hub found [ 10.219801][ T1] hub 19-0:1.0: 8 ports detected [ 10.224962][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.226602][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.229520][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.231724][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.233236][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.234662][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.235636][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.237018][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.240282][ T1] hub 20-0:1.0: USB hub found [ 10.241199][ T1] hub 20-0:1.0: 8 ports detected [ 10.247529][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.250315][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.252301][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.253634][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.254802][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.255762][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.257094][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.261135][ T1] hub 21-0:1.0: USB hub found [ 10.262141][ T1] hub 21-0:1.0: 8 ports detected [ 10.267573][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.271177][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.272935][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.274745][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.276291][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.277610][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.278880][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.280173][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.282922][ T1] hub 22-0:1.0: USB hub found [ 10.283813][ T1] hub 22-0:1.0: 8 ports detected [ 10.290722][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.293077][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.295581][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.296901][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.298731][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.299804][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.301191][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.303841][ T1] hub 23-0:1.0: USB hub found [ 10.304890][ T1] hub 23-0:1.0: 8 ports detected [ 10.311631][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.313174][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.314892][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.316907][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.318432][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.319816][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.320822][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.322214][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.324988][ T1] hub 24-0:1.0: USB hub found [ 10.326094][ T1] hub 24-0:1.0: 8 ports detected [ 10.333075][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.334840][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.336883][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.338809][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.340162][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.341218][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.342722][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.345456][ T1] hub 25-0:1.0: USB hub found [ 10.346508][ T1] hub 25-0:1.0: 8 ports detected [ 10.353144][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.354882][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.356396][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.358467][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.359921][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.361193][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.362394][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.363642][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.366401][ T1] hub 26-0:1.0: USB hub found [ 10.367384][ T1] hub 26-0:1.0: 8 ports detected [ 10.374368][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.376208][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.378075][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.379490][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.380597][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.381593][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.382970][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.385605][ T1] hub 27-0:1.0: USB hub found [ 10.386658][ T1] hub 27-0:1.0: 8 ports detected [ 10.393239][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.394970][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.396564][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.399793][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.401116][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.405642][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.406935][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.409518][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.412460][ T1] hub 28-0:1.0: USB hub found [ 10.413445][ T1] hub 28-0:1.0: 8 ports detected [ 10.420342][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.422642][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.424615][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.425940][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.427079][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.428050][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.429954][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.432705][ T1] hub 29-0:1.0: USB hub found [ 10.433776][ T1] hub 29-0:1.0: 8 ports detected [ 10.441821][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.443516][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.445185][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.447070][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.448599][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.449872][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.450854][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.452072][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.454876][ T1] hub 30-0:1.0: USB hub found [ 10.455935][ T1] hub 30-0:1.0: 8 ports detected [ 10.463292][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.464996][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.467139][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.470069][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.471358][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.472505][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.473847][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.476699][ T1] hub 31-0:1.0: USB hub found [ 10.477660][ T1] hub 31-0:1.0: 8 ports detected [ 10.484354][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.486284][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.487892][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.489806][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.491113][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.492278][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.493325][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.494645][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.497469][ T1] hub 32-0:1.0: USB hub found [ 10.499304][ T1] hub 32-0:1.0: 8 ports detected [ 10.505627][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.507462][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.510191][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.511538][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.512988][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.513924][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.515273][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.518078][ T1] hub 33-0:1.0: USB hub found [ 10.520614][ T1] hub 33-0:1.0: 8 ports detected [ 10.525875][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.527483][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.529300][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.531243][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.532510][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.533593][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.534536][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.535926][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.538733][ T1] hub 34-0:1.0: USB hub found [ 10.539623][ T1] hub 34-0:1.0: 8 ports detected [ 10.545843][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.547654][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.550294][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.551922][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.553188][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.554180][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.555503][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.559142][ T1] hub 35-0:1.0: USB hub found [ 10.560222][ T1] hub 35-0:1.0: 8 ports detected [ 10.566708][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.569862][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.571419][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.573273][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.574514][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.576180][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.577268][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.578735][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.581451][ T1] hub 36-0:1.0: USB hub found [ 10.582385][ T1] hub 36-0:1.0: 8 ports detected [ 10.589710][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.591465][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.593428][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.594797][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.596053][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.596983][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.598356][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.601104][ T1] hub 37-0:1.0: USB hub found [ 10.602214][ T1] hub 37-0:1.0: 8 ports detected [ 10.607480][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.610491][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.612359][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.614163][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.615708][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.617089][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.618154][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.619710][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.622596][ T1] hub 38-0:1.0: USB hub found [ 10.623640][ T1] hub 38-0:1.0: 8 ports detected [ 10.631415][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.633157][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.635146][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.636702][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.638373][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.639401][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.641110][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.643832][ T1] hub 39-0:1.0: USB hub found [ 10.645043][ T1] hub 39-0:1.0: 8 ports detected [ 10.652176][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.659727][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.669563][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.679253][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.690042][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.698187][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.704897][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.714213][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.721682][ T1] hub 40-0:1.0: USB hub found [ 10.726557][ T1] hub 40-0:1.0: 8 ports detected [ 10.737035][ T1] usbcore: registered new device driver usbip-host [ 10.747151][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.757597][ T1] i8042: Warning: Keylock active [ 10.764550][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.771391][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.837306][ T1] mousedev: PS/2 mouse device common for all mice [ 10.851405][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.861804][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.867104][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.874464][ T1] i2c /dev entries driver [ 10.880788][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.893103][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.902518][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.910700][ T1] IR NEC protocol handler initialized [ 10.916068][ T1] IR RC5(x/sz) protocol handler initialized [ 10.921990][ T1] IR RC6 protocol handler initialized [ 10.927349][ T1] IR JVC protocol handler initialized [ 10.932719][ T1] IR Sony protocol handler initialized [ 10.938149][ T1] IR SANYO protocol handler initialized [ 10.943735][ T1] IR Sharp protocol handler initialized [ 10.949302][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.955953][ T1] IR XMP protocol handler initialized [ 10.962257][ T1] usbcore: registered new interface driver uvcvideo [ 10.968874][ T1] USB Video Class driver (1.1.1) [ 10.973790][ T1] gspca_main: v2.14.0 registered [ 10.995042][ T1] vivid-000: using single planar format API [ 11.016122][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.023950][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.031362][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.039186][ T1] vivid-000: V4L2 output device registered as video4 [ 11.046399][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.057429][ T5] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.067221][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.083938][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.091564][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.099019][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.106768][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.114883][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.123000][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.131271][ T1] vivid-001: using multiplanar format API [ 11.150186][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.157994][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.165621][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.173499][ T1] vivid-001: V4L2 output device registered as video8 [ 11.181149][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.190931][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.200626][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.208109][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.215631][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.223349][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.231628][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.239800][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.248088][ T1] vivid-002: using single planar format API [ 11.268767][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.276642][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.284146][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.293670][ T1] vivid-002: V4L2 output device registered as video12 [ 11.301235][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.311298][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.321006][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.328607][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.336023][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.343797][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.352084][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.360298][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.368932][ T1] vivid-003: using multiplanar format API [ 11.388001][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.396001][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.403576][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.411452][ T1] vivid-003: V4L2 output device registered as video16 [ 11.419092][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.429078][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.438890][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.446420][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.454305][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.462199][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.470552][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.478784][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.487949][ T1] vivid-004: using single planar format API [ 11.500998][ T5] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.521661][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.529404][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.536860][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.544724][ T1] vivid-004: V4L2 output device registered as video20 [ 11.552073][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.561809][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.571501][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.579162][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.586560][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.594298][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.602544][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.610905][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.619255][ T1] vivid-005: using multiplanar format API [ 11.638132][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.646387][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.654102][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.662006][ T1] vivid-005: V4L2 output device registered as video24 [ 11.669340][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.679970][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.689753][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.697207][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.704806][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.712660][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.720925][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.729245][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.737467][ T1] vivid-006: using single planar format API [ 11.756662][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.764551][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.772494][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.780513][ T1] vivid-006: V4L2 output device registered as video28 [ 11.787833][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.797672][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.807536][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.815065][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.822605][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.830456][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.838745][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.846872][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.855109][ T1] vivid-007: using multiplanar format API [ 11.874056][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.882007][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.889839][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.897939][ T1] vivid-007: V4L2 output device registered as video32 [ 11.905737][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.915754][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.926604][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.934263][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.942093][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.950057][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.958252][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.966469][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.974751][ T1] vivid-008: using single planar format API [ 11.993565][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 12.001476][ T1] vivid-008: V4L2 capture device registered as video35 [ 12.009285][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 12.017218][ T1] vivid-008: V4L2 output device registered as video36 [ 12.024762][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 12.034591][ T133] floppy0: no floppy controllers found [ 12.042876][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 12.052985][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 12.060494][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 12.067942][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 12.075747][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 12.084021][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 12.092184][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 12.101165][ T1] vivid-009: using multiplanar format API [ 12.120172][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 12.128249][ T1] vivid-009: V4L2 capture device registered as video39 [ 12.135833][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 12.144585][ T1] vivid-009: V4L2 output device registered as video40 [ 12.152047][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 12.162041][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 12.171777][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 12.179345][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 12.186864][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 12.194685][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 12.202921][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 12.211104][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 12.219420][ T1] vivid-010: using single planar format API [ 12.239033][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 12.247047][ T1] vivid-010: V4L2 capture device registered as video43 [ 12.254579][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 12.262592][ T1] vivid-010: V4L2 output device registered as video44 [ 12.269987][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 12.279996][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 12.289783][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 12.297826][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 12.305425][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 12.313336][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 12.321779][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 12.329936][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 12.338605][ T1] vivid-011: using multiplanar format API [ 12.358838][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 12.366744][ T1] vivid-011: V4L2 capture device registered as video47 [ 12.374479][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 12.382460][ T1] vivid-011: V4L2 output device registered as video48 [ 12.389825][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 12.399632][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 12.409474][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 12.417230][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 12.424822][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 12.432677][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 12.441130][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 12.449335][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 12.459082][ T1] vivid-012: using single planar format API [ 12.478145][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 12.486340][ T1] vivid-012: V4L2 capture device registered as video51 [ 12.493871][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 12.501868][ T1] vivid-012: V4L2 output device registered as video52 [ 12.509282][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.519149][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.529191][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.536757][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.544343][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.552182][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.560692][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.568931][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.577397][ T1] vivid-013: using multiplanar format API [ 12.596271][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 12.604322][ T1] vivid-013: V4L2 capture device registered as video55 [ 12.611898][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 12.620084][ T1] vivid-013: V4L2 output device registered as video56 [ 12.627737][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 12.637600][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.647436][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.655059][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.662678][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 12.670488][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.679155][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.687226][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.695618][ T1] vivid-014: using single planar format API [ 12.714622][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.722481][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.730142][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.738108][ T1] vivid-014: V4L2 output device registered as video60 [ 12.745724][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.755714][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.765500][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.773459][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.781337][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.789348][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.797792][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.806012][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.814364][ T1] vivid-015: using multiplanar format API [ 12.833626][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.841839][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.849523][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.857479][ T1] vivid-015: V4L2 output device registered as video64 [ 12.865084][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.874915][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.884766][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.892415][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.900065][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.908207][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.916718][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.924926][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.935357][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.944631][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.957324][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.966531][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.976610][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.983411][ T1] iTCO_vendor_support: vendor-support=0 [ 12.991021][ T1] device-mapper: uevent: version 1.0.3 [ 12.997756][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 13.008842][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 13.016231][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 13.026198][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 13.034158][ T1] device-mapper: raid: Loading target version 1.15.1 [ 13.042121][ T1] Bluetooth: HCI UART driver ver 2.3 [ 13.047432][ T1] Bluetooth: HCI UART protocol H4 registered [ 13.053451][ T1] Bluetooth: HCI UART protocol BCSP registered [ 13.059772][ T1] Bluetooth: HCI UART protocol LL registered [ 13.065866][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 13.073213][ T1] Bluetooth: HCI UART protocol QCA registered [ 13.079310][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 13.085662][ T1] Bluetooth: HCI UART protocol Marvell registered [ 13.092380][ T1] usbcore: registered new interface driver bfusb [ 13.099102][ T1] usbcore: registered new interface driver btusb [ 13.107173][ T1] CAPI 2.0 started up with major 68 (middleware) [ 13.113648][ T1] Modular ISDN core version 1.1.29 [ 13.119568][ T1] NET: Registered protocol family 34 [ 13.124871][ T1] DSP module 2.0 [ 13.128474][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 13.147900][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 13.154311][ T1] 0 virtual devices registered [ 13.159335][ T1] intel_pstate: CPU model not supported [ 13.169545][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 13.177973][ T1] usnic_verbs:usnic_uiom_init:563: [ 13.177977][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 13.194056][ T1] usnic_verbs:usnic_ib_init:667: [ 13.194060][ T1] Unable to initialize umem with err -1 [ 13.206107][ T1] iscsi: registered transport (iser) [ 13.212350][ T1] SoftiWARP attached [ 13.216628][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.228225][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.239687][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 13.259823][ T1] hid: raw HID events driver (C) Jiri Kosina [ 13.303770][ T1] usbcore: registered new interface driver usbhid [ 13.316351][ T1] usbhid: USB HID core driver [ 13.330085][ T1] ashmem: initialized [ 13.434806][ T1] usbcore: registered new interface driver snd-usb-audio [ 13.442129][ T1] drop_monitor: Initializing network drop monitor service [ 13.450048][ T1] NET: Registered protocol family 26 [ 13.455972][ T1] GACT probability on [ 13.460065][ T1] Mirror/redirect action on [ 13.464911][ T1] Simple TC action Loaded [ 13.471591][ T1] netem: version 1.3 [ 13.475682][ T1] u32 classifier [ 13.479390][ T1] Performance counters on [ 13.484114][ T1] input device check on [ 13.488871][ T1] Actions configured [ 13.495663][ T1] nf_conntrack_irc: failed to register helpers [ 13.502117][ T1] nf_conntrack_sane: failed to register helpers [ 13.547065][ T1] nf_conntrack_sip: failed to register helpers [ 13.557658][ T1] xt_time: kernel timezone is -0000 [ 13.563170][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 13.570426][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 13.579967][ T1] IPVS: ipvs loaded. [ 13.583909][ T1] IPVS: [rr] scheduler registered. [ 13.589266][ T1] IPVS: [wrr] scheduler registered. [ 13.594471][ T1] IPVS: [lc] scheduler registered. [ 13.599600][ T1] IPVS: [wlc] scheduler registered. [ 13.604791][ T1] IPVS: [fo] scheduler registered. [ 13.610144][ T1] IPVS: [ovf] scheduler registered. [ 13.615447][ T1] IPVS: [lblc] scheduler registered. [ 13.620828][ T1] IPVS: [lblcr] scheduler registered. [ 13.626189][ T1] IPVS: [dh] scheduler registered. [ 13.631411][ T1] IPVS: [sh] scheduler registered. [ 13.636497][ T1] IPVS: [mh] scheduler registered. [ 13.641676][ T1] IPVS: [sed] scheduler registered. [ 13.646857][ T1] IPVS: [nq] scheduler registered. [ 13.652172][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 13.658112][ T1] IPVS: [sip] pe registered. [ 13.662897][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 13.671570][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.677292][ T1] ip_gre: GRE over IPv4 tunneling driver [ 13.689303][ T1] IPv4 over IPsec tunneling driver [ 13.697764][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 13.705496][ T1] Initializing XFRM netlink socket [ 13.711172][ T1] IPsec XFRM device driver [ 13.716499][ T1] NET: Registered protocol family 10 [ 13.722198][ T1] [ 13.724517][ T1] ============================= [ 13.729397][ T1] WARNING: suspicious RCU usage [ 13.734230][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 13.740773][ T1] ----------------------------- [ 13.745601][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 13.753446][ T1] [ 13.753446][ T1] other info that might help us debug this: [ 13.753446][ T1] [ 13.763982][ T1] [ 13.763982][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 13.772105][ T1] 1 lock held by swapper/0/1: [ 13.776782][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 13.787018][ T1] [ 13.787018][ T1] stack backtrace: [ 13.792970][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 13.802151][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.802915][ T1] Call Trace: [ 13.802915][ T1] dump_stack+0x18f/0x20d [ 13.802915][ T1] ip6mr_get_table+0x153/0x180 [ 13.802915][ T1] ip6mr_new_table+0x1b/0x70 [ 13.802915][ T1] ip6mr_net_init+0x133/0x3f0 [ 13.802915][ T1] ? ip6mr_net_exit+0x100/0x100 [ 13.802915][ T1] ops_init+0xaf/0x420 [ 13.802915][ T1] register_pernet_operations+0x346/0x840 [ 13.802915][ T1] ? setup_net+0x860/0x860 [ 13.802915][ T1] ? down_write_killable+0x170/0x170 [ 13.802915][ T1] ? cpus_read_unlock+0xa4/0x140 [ 13.802915][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 13.802915][ T1] ? unix_diag_init+0x11/0x11 [ 13.802915][ T1] register_pernet_subsys+0x25/0x40 [ 13.802915][ T1] ip6_mr_init+0x49/0x152 [ 13.802915][ T1] inet6_init+0x1d7/0x6dc [ 13.802915][ T1] do_one_initcall+0x10a/0x7d0 [ 13.802915][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 13.802915][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 13.802915][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 13.802915][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 13.802915][ T1] kernel_init_freeable+0x501/0x5ae [ 13.802915][ T1] ? rest_init+0x365/0x365 [ 13.802915][ T1] kernel_init+0xd/0x1bb [ 13.802915][ T1] ret_from_fork+0x24/0x30 [ 13.944885][ T1] Segment Routing with IPv6 [ 13.949848][ T1] mip6: Mobile IPv6 [ 13.958715][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.970594][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.978847][ T1] NET: Registered protocol family 17 [ 13.984221][ T1] NET: Registered protocol family 15 [ 13.990268][ T1] Bridge firewalling registered [ 13.996411][ T1] NET: Registered protocol family 9 [ 14.001757][ T1] X25: Linux Version 0.2 [ 14.035053][ T1] NET: Registered protocol family 6 [ 14.071965][ T1] NET: Registered protocol family 11 [ 14.077694][ T1] NET: Registered protocol family 3 [ 14.083641][ T1] can: controller area network core (rev 20170425 abi 9) [ 14.091039][ T1] NET: Registered protocol family 29 [ 14.096340][ T1] can: raw protocol (rev 20170425) [ 14.101813][ T1] can: broadcast manager protocol (rev 20170425 t) [ 14.108393][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 14.114915][ T1] can: SAE J1939 [ 14.119026][ T1] Bluetooth: RFCOMM TTY layer initialized [ 14.124880][ T1] Bluetooth: RFCOMM socket layer initialized [ 14.131637][ T1] Bluetooth: RFCOMM ver 1.11 [ 14.136241][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 14.142491][ T1] Bluetooth: BNEP filters: protocol multicast [ 14.148593][ T1] Bluetooth: BNEP socket layer initialized [ 14.154548][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 14.160510][ T1] Bluetooth: CMTP socket layer initialized [ 14.166664][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 14.173475][ T1] Bluetooth: HIDP socket layer initialized [ 14.179690][ T1] RPC: Registered rdma transport module. [ 14.185320][ T1] RPC: Registered rdma backchannel transport module. [ 14.194617][ T1] NET: Registered protocol family 33 [ 14.199974][ T1] Key type rxrpc registered [ 14.204457][ T1] Key type rxrpc_s registered [ 14.210248][ T1] NET: Registered protocol family 41 [ 14.216221][ T1] lec:lane_module_init: lec.c: initialized [ 14.222149][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 14.227976][ T1] l2tp_core: L2TP core driver, V2.0 [ 14.233368][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 14.239073][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 14.245750][ T1] l2tp_netlink: L2TP netlink interface [ 14.251484][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 14.258237][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 14.265889][ T1] NET: Registered protocol family 35 [ 14.271622][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 14.287580][ T1] DCCP: Activated CCID 2 (TCP-like) [ 14.293154][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 14.301005][ T1] sctp: Hash tables configured (bind 32/56) [ 14.309350][ T1] NET: Registered protocol family 21 [ 14.315464][ T1] Registered RDS/infiniband transport [ 14.321772][ T1] Registered RDS/tcp transport [ 14.326525][ T1] tipc: Activated (version 2.0.0) [ 14.332256][ T1] NET: Registered protocol family 30 [ 14.338669][ T1] tipc: Started in single node mode [ 14.344371][ T1] NET: Registered protocol family 43 [ 14.350138][ T1] 9pnet: Installing 9P2000 support [ 14.355811][ T1] NET: Registered protocol family 37 [ 14.365568][ T1] NET: Registered protocol family 36 [ 14.371775][ T1] Key type dns_resolver registered [ 14.376943][ T1] Key type ceph registered [ 14.382345][ T1] libceph: loaded (mon/osd proto 15/24) [ 14.389993][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 14.399151][ T1] openvswitch: Open vSwitch switching datapath [ 14.407593][ T1] NET: Registered protocol family 40 [ 14.413315][ T1] mpls_gso: MPLS GSO support [ 14.424366][ T1] IPI shorthand broadcast: enabled [ 14.429777][ T1] AVX2 version of gcm_enc/dec engaged. [ 14.435354][ T1] AES CTR mode by8 optimization enabled [ 14.446081][ T1] sched_clock: Marking stable (14420547213, 25490814)->(14452748352, -6710325) [ 14.456560][ T1] registered taskstats version 1 [ 14.461576][ T1] Loading compiled-in X.509 certificates [ 14.472474][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 14.484212][ T1] zswap: loaded using pool lzo/zbud [ 14.490482][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 14.500047][ T1] Key type ._fscrypt registered [ 14.504890][ T1] Key type .fscrypt registered [ 14.509686][ T1] Key type fscrypt-provisioning registered [ 14.517673][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 14.524434][ T1] FS-Cache: Netfs 'afs' registered for caching [ 14.539170][ T1] Btrfs loaded, crc32c=crc32c-intel [ 14.549206][ T1] Key type big_key registered [ 14.555811][ T1] Key type encrypted registered [ 14.561018][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 14.567450][ T1] ima: No TPM chip found, activating TPM-bypass! [ 14.573902][ T1] ima: Allocated hash algorithm: sha256 [ 14.579950][ T1] ima: No architecture policies found [ 14.585499][ T1] evm: Initialising EVM extended attributes: [ 14.591949][ T1] evm: security.selinux [ 14.596304][ T1] evm: security.SMACK64 [ 14.600498][ T1] evm: security.SMACK64EXEC [ 14.604989][ T1] evm: security.SMACK64TRANSMUTE [ 14.610151][ T1] evm: security.SMACK64MMAP [ 14.614664][ T1] evm: security.apparmor [ 14.618973][ T1] evm: security.ima [ 14.622766][ T1] evm: security.capability [ 14.627159][ T1] evm: HMAC attrs: 0x1 [ 14.633032][ T1] PM: Magic number: 0:344:183 [ 14.638490][ T1] tty ttyr9: hash matches [ 14.644412][ T1] printk: console [netcon0] enabled [ 14.649730][ T1] netconsole: network logging started [ 14.658585][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 14.667317][ T1] rdma_rxe: loaded [ 14.671517][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 14.682625][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 14.690998][ T3048] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 14.700733][ T1] ALSA device list: [ 14.704531][ T1] #0: Dummy 1 [ 14.707966][ T1] #1: Loopback 1 [ 14.711905][ T3048] cfg80211: failed to load regulatory.db [ 14.718070][ T1] #2: Virtual MIDI Card 1 [ 14.725377][ T1] md: Waiting for all devices to be available before autodetect [ 14.733361][ T1] md: If you don't use raid, use raid=noautodetect [ 14.744339][ T1] md: Autodetecting RAID arrays. [ 14.749422][ T1] md: autorun ... [ 14.753255][ T1] md: ... autorun DONE. [ 14.794290][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 14.802607][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 14.843194][ T1] devtmpfs: mounted [ 14.855379][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 14.862187][ T1] Kernel memory protection disabled. [ 14.918991][ T1] Run /sbin/init as init process [ 15.643619][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.659826][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.667586][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.734297][ 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) [ 15.755961][ T1] systemd[1]: Detected virtualization kvm. [ 15.761903][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.801397][ T1] systemd[1]: Set hostname to . [ 16.287568][ T4062] systemd-fstab-generator[4062]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.332529][ T4062] systemd-fstab-generator[4062]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.351167][ T4062] systemd-fstab-generator[4062]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 16.390259][ T4068] selinux-autorel (4068) used greatest stack depth: 24272 bytes left [ 16.402657][ T4062] systemd-fstab-g (4062) used greatest stack depth: 23880 bytes left [ 16.414968][ T4069] systemd-sysv-ge (4069) used greatest stack depth: 23720 bytes left [ 16.415729][ T4060] systemd[4060]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 16.834982][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 16.881597][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 16.929097][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 16.968851][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 17.012932][ T1] [ 17.015342][ T1] ============================= [ 17.020249][ T1] WARNING: suspicious RCU usage [ 17.025120][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 17.031627][ T1] ----------------------------- [ 17.036452][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 17.045742][ T1] [ 17.045742][ T1] other info that might help us debug this: [ 17.045742][ T1] [ 17.055981][ T1] [ 17.055981][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 17.064052][ T1] 2 locks held by systemd/1: [ 17.068661][ T1] #0: ffff888098772450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 17.077780][ T1] #1: ffff888096d10b50 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 17.087942][ T1] [ 17.087942][ T1] stack backtrace: [ 17.093853][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 17.102762][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 17.112812][ T1] Call Trace: [ 17.116103][ T1] dump_stack+0x18f/0x20d [ 17.120418][ T1] evm_protected_xattr+0x1c2/0x210 [ 17.125517][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 17.131312][ T1] evm_inode_setxattr+0xc4/0xf0 [ 17.136140][ T1] security_inode_setxattr+0x18f/0x200 [ 17.141586][ T1] vfs_setxattr+0xa7/0xf0 [ 17.145893][ T1] setxattr+0x23d/0x330 [ 17.150028][ T1] ? vfs_setxattr+0xf0/0xf0 [ 17.154512][ T1] ? lock_acquire+0x1f4/0x940 [ 17.159182][ T1] ? mnt_want_write+0x3a/0xb0 [ 17.163847][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 17.169198][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 17.174476][ T1] ? preempt_count_add+0x74/0x140 [ 17.179475][ T1] ? preempt_count_add+0x74/0x140 [ 17.184490][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 17.189493][ T1] path_setxattr+0x170/0x190 [ 17.194076][ T1] ? setxattr+0x330/0x330 [ 17.198382][ T1] ? task_work_run+0x160/0x1b0 [ 17.203131][ T1] __x64_sys_setxattr+0xc0/0x160 [ 17.208046][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 17.213337][ T1] do_syscall_64+0xf6/0x7d0 [ 17.217821][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 17.223690][ T1] RIP: 0033:0x7f94486e767a [ 17.228086][ 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 [ 17.247677][ T1] RSP: 002b:00007fff09083128 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 17.256080][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f94486e767a [ 17.264028][ T1] RDX: 00007fff090831a0 RSI: 0000555afc4c5f9b RDI: 0000555afc9ae7c0 [ 17.271981][ T1] RBP: 0000555afc4c5f9b R08: 0000000000000000 R09: 0000000000000030 [ 17.279950][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fff090831a0 [ 17.287927][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 0000555afc9776b0 [ 17.297041][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ OK ] Reached target Slices. Mounting POSIX Message Queue File System... [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on Journal Audit Socket. [ OK ] Created slice system-getty.slice. Mounting Huge Pages File System... [ OK ] Listening on Syslog Socket. [ OK ] Listening on udev Control Socket. [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... [ OK ] Reached target Sockets. Starting Load Kernel Modules... [ 17.868982][ T4077] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Journal Service... [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Paths. [ OK ] Reached target Encrypted Volumes. [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Reached target Remote File Systems. Mounting /sys/kernel/debug... Mounting /proc/sys/fs/binfmt_misc... Starting Create Static Device Nodes in /dev... Mounting /sys/kernel/config... [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ 18.583478][ T4090] systemd-tmpfile (4090) used greatest stack depth: 23048 bytes left [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Mounting FUSE Control File System... Starting Apply Kernel Variables... Starting udev Coldplug all Devices... [ OK ] Reached target Local File Systems (Pre). Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 20.166640][ T4081] systemd-journald[4081]: 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. [ 20.686208][ T1] [ 20.688755][ T1] ============================= [ 20.693611][ T1] WARNING: suspicious RCU usage [ 20.712404][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 20.719468][ T1] ----------------------------- [ 20.724333][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 20.737741][ T1] [ 20.737741][ T1] other info that might help us debug this: [ 20.737741][ T1] [ 20.749640][ T1] [ 20.749640][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.757724][ T1] 4 locks held by systemd/1: [ 20.771915][ T1] #0: ffff888097e9a450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 20.788352][ T1] #1: ffff8880a85ae888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.797710][ T1] #2: ffff8880a8e98918 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.809043][ T1] #3: ffffffff8a05e288 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.820595][ T1] [ 20.820595][ T1] stack backtrace: [ 20.829442][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 20.838387][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.848450][ T1] Call Trace: [ 20.851747][ T1] dump_stack+0x18f/0x20d [ 20.856088][ T1] match_exception_partial+0x2ee/0x340 [ 20.861556][ T1] verify_new_ex+0x176/0x3a0 [ 20.866155][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.871628][ T1] ? lock_acquire+0x1f4/0x940 [ 20.876321][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.881354][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.886570][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.891340][ T1] ? lock_downgrade+0x840/0x840 [ 20.896200][ T1] cgroup_file_write+0x20d/0x710 [ 20.901142][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.906365][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.911666][ T1] ? __might_fault+0x190/0x1d0 [ 20.916468][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.921759][ T1] kernfs_fop_write+0x268/0x490 [ 20.926619][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.931572][ T1] __vfs_write+0x76/0x100 [ 20.935909][ T1] vfs_write+0x268/0x5d0 [ 20.940161][ T1] ksys_write+0x12d/0x250 [ 20.944493][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.949261][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.954992][ T1] do_syscall_64+0xf6/0x7d0 [ 20.959503][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.965393][ T1] RIP: 0033:0x7f94486db970 [ 20.969814][ 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 [ 20.989596][ T1] RSP: 002b:00007fff09082ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.998358][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f94486db970 [ 21.006360][ T1] RDX: 000000000000000a RSI: 0000555afc9855c0 RDI: 0000000000000028 [ 21.014358][ T1] RBP: 0000555afc9855c0 R08: 0000555afc9aaa80 R09: 00007f944a111500 [ 21.022330][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 21.030329][ T1] R13: 0000000000000001 R14: 0000555afc9aa9a0 R15: 000000000000000a Starting Network Time Synchronization... Starting Update UTMP about System Boot/Shutdown... [ OK ] Started Update UTMP about System Boot/Shutdown. [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.764467][ T4143] [ 21.766970][ T4143] ============================= [ 21.788502][ T4143] WARNING: suspicious RCU usage [ 21.793426][ T4143] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 21.801072][ T4143] ----------------------------- [ 21.806027][ T4143] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 21.816440][ T4143] [ 21.816440][ T4143] other info that might help us debug this: [ 21.816440][ T4143] [ 21.827416][ T4143] [ 21.827416][ T4143] rcu_scheduler_active = 2, debug_locks = 1 [ 21.836072][ T4143] 1 lock held by ip/4143: [ 21.840997][ T4143] #0: ffffffff8a7b2d48 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 21.850983][ T4143] [ 21.850983][ T4143] stack backtrace: [ 21.856886][ T4143] CPU: 0 PID: 4143 Comm: ip Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 21.865645][ T4143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 21.875700][ T4143] Call Trace: [ 21.878996][ T4143] dump_stack+0x18f/0x20d [ 21.883333][ T4143] bpq_device_event+0x609/0x75a [ 21.888194][ T4143] notifier_call_chain+0xc0/0x230 [ 21.893256][ T4143] call_netdevice_notifiers_info+0xb5/0x130 [ 21.899162][ T4143] __dev_notify_flags+0x121/0x2c0 [ 21.904281][ T4143] ? dev_change_name+0x700/0x700 [ 21.909227][ T4143] ? dev_set_allmulti+0x30/0x30 [ 21.914238][ T4143] ? print_usage_bug+0x240/0x240 [ 21.919888][ T4143] dev_change_flags+0x100/0x160 [ 21.924750][ T4143] do_setlink+0xa1c/0x35d0 [ 21.929180][ T4143] ? mark_lock+0x129/0x1390 [ 21.933696][ T4143] ? rtnl_getlink+0xab0/0xab0 [ 21.938375][ T4143] ? print_usage_bug+0x240/0x240 [ 21.943662][ T4143] ? mark_lock+0x129/0x1390 [ 21.948816][ T4143] ? mark_lock+0x129/0x1390 [ 21.953558][ T4143] ? __lock_acquire+0xca1/0x3f20 [ 21.958510][ T4143] ? memset+0x20/0x40 [ 21.962501][ T4143] ? __nla_validate_parse+0x2af/0x1cc0 [ 21.967970][ T4143] ? mark_held_locks+0xe0/0xe0 [ 21.972826][ T4143] ? deref_stack_reg+0xaa/0xe0 [ 21.977600][ T4143] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.984201][ T4143] ? nla_memcpy+0xa0/0xa0 [ 21.988537][ T4143] ? mark_held_locks+0xe0/0xe0 [ 21.993306][ T4143] ? deref_stack_reg+0xaa/0xe0 [ 21.998180][ T4143] __rtnl_newlink+0xad0/0x1590 [ 22.002963][ T4143] ? rtnl_link_unregister+0x240/0x240 [ 22.008350][ T4143] ? is_bpf_text_address+0xcb/0x160 [ 22.013553][ T4143] ? kernel_text_address+0x6e/0xe0 [ 22.018667][ T4143] ? __kernel_text_address+0x9/0x30 [ 22.023884][ T4143] ? unwind_get_return_address+0x5a/0xa0 [ 22.029525][ T4143] ? profile_setup.cold+0xc1/0xc1 [ 22.034552][ T4143] ? arch_stack_walk+0x97/0xf0 [ 22.039364][ T4143] ? stack_trace_save+0x8c/0xc0 [ 22.044224][ T4143] ? stack_trace_consume_entry+0x160/0x160 [ 22.050107][ T4143] ? rtnl_newlink+0x46/0xa0 [ 22.054620][ T4143] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 22.060171][ T4143] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 22.066164][ T4143] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 22.071979][ T4143] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 22.077539][ T4143] rtnl_newlink+0x64/0xa0 [ 22.081875][ T4143] ? __rtnl_newlink+0x1590/0x1590 [ 22.086904][ T4143] rtnetlink_rcv_msg+0x44e/0xad0 [ 22.091938][ T4143] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.097258][ T4143] ? lock_acquire+0x1f4/0x940 [ 22.101954][ T4143] ? netlink_deliver_tap+0x146/0xcc0 [ 22.107430][ T4143] netlink_rcv_skb+0x15a/0x430 [ 22.112293][ T4143] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.117588][ T4143] ? netlink_ack+0xa60/0xa60 [ 22.122188][ T4143] ? netlink_deliver_tap+0x236/0xcc0 [ 22.127484][ T4143] netlink_unicast+0x537/0x740 [ 22.132261][ T4143] ? netlink_attachskb+0x810/0x810 [ 22.137370][ T4143] ? _copy_from_iter_full+0x25c/0x870 [ 22.143540][ T4143] ? __phys_addr_symbol+0x2c/0x70 [ 22.148603][ T4143] ? __check_object_size+0x171/0x437 [ 22.153898][ T4143] netlink_sendmsg+0x882/0xe10 [ 22.158668][ T4143] ? aa_af_perm+0x260/0x260 [ 22.163177][ T4143] ? netlink_unicast+0x740/0x740 [ 22.168129][ T4143] ? netlink_unicast+0x740/0x740 [ 22.173074][ T4143] sock_sendmsg+0xcf/0x120 [ 22.177496][ T4143] ____sys_sendmsg+0x6bf/0x7e0 [ 22.182271][ T4143] ? mark_held_locks+0xe0/0xe0 [ 22.187043][ T4143] ? kernel_sendmsg+0x50/0x50 [ 22.192513][ T4143] ? find_held_lock+0x2d/0x110 [ 22.197295][ T4143] ? mark_lock+0x129/0x1390 [ 22.201811][ T4143] ___sys_sendmsg+0x100/0x170 [ 22.206495][ T4143] ? sendmsg_copy_msghdr+0x70/0x70 [ 22.211618][ T4143] ? migration_entry_to_page+0x310/0x310 [ 22.217260][ T4143] ? do_raw_spin_unlock+0x171/0x260 [ 22.222466][ T4143] ? find_held_lock+0x2d/0x110 [ 22.227500][ T4143] ? do_page_fault+0x59e/0x13da [ 22.232367][ T4143] ? vm_insert_pages+0x6a0/0x6a0 [ 22.237314][ T4143] ? lock_downgrade+0x840/0x840 [ 22.242191][ T4143] ? __fget_light+0x1ab/0x270 [ 22.246889][ T4143] __sys_sendmsg+0xec/0x1b0 [ 22.251401][ T4143] ? __sys_sendmsg_sock+0xb0/0xb0 [ 22.256695][ T4143] ? down_read_nested+0x430/0x430 [ 22.261739][ T4143] ? trace_hardirqs_off_caller+0x55/0x230 [ 22.267471][ T4143] ? do_syscall_64+0x21/0x7d0 [ 22.272248][ T4143] do_syscall_64+0xf6/0x7d0 [ 22.276763][ T4143] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 22.282659][ T4143] RIP: 0033:0x7fca85abcdc7 [ 22.287082][ T4143] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 22.306689][ T4143] RSP: 002b:00007ffcea320028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 22.315103][ T4143] RAX: ffffffffffffffda RBX: 000000005eaadc59 RCX: 00007fca85abcdc7 [ 22.323424][ T4143] RDX: 0000000000000000 RSI: 00007ffcea320070 RDI: 0000000000000003 [ 22.331573][ T4143] RBP: 00007ffcea320070 R08: 0000000000001000 R09: fefefeff77686d74 [ 22.339548][ T4143] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffcea3200b0 [ 22.347523][ T4143] R13: 000055bf934853c0 R14: 00007ffcea328130 R15: 0000000000000000 [ 22.381584][ T4143] ip (4143) used greatest stack depth: 23040 bytes left [ 23.330384][ C1] random: crng init done [ 23.334691][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (16s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (22s / 1min 30s) [ **] (1 of 2) A start job is running for…dplug all Devices (23s / 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 (24s / no limit) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. Starting Permit User Sessions... Starting OpenBSD Secure Shell server... Starting getty on tty2-tty6 if dbus and logind are not available... Starting System Logging Service... [ OK ] Started Regular background program processing daemon. [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Found device /dev/ttyS0. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ 47.063985][ T6881] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 47.075994][ T6881] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 47.084461][ T6881] CPU: 0 PID: 6881 Comm: sshd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 47.093398][ T6881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.103471][ T6881] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 47.109542][ T6881] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 47.129173][ T6881] RSP: 0018:ffffc90005157450 EFLAGS: 00010206 [ 47.135237][ T6881] RAX: dffffc0000000000 RBX: ffff88809852e000 RCX: ffffffff8363aeea [ 47.143210][ T6881] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 47.151194][ T6881] RBP: 1ffff92000a2ae8b R08: ffff8880a30642c0 R09: fffffbfff1559772 [ 47.159167][ T6881] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff88809082afea [ 47.167141][ T6881] R13: ffff88809082a000 R14: 0000000000001ae1 R15: 0000000000000000 [ 47.175205][ T6881] FS: 00007fe057f898c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 47.184138][ T6881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.190720][ T6881] CR2: 000055a84c0008f5 CR3: 00000000a6586000 CR4: 00000000001406f0 [ 47.198698][ T6881] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.206671][ T6881] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.214641][ T6881] Call Trace: [ 47.217941][ T6881] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 47.223319][ T6881] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 47.229136][ T6881] ? __kmalloc+0x62f/0x7a0 [ 47.233555][ T6881] ? tomoyo_realpath_from_path+0xc2/0x620 [ 47.239284][ T6881] tomoyo_realpath_from_path+0x393/0x620 [ 47.244926][ T6881] tomoyo_path_number_perm+0x1c2/0x4d0 [ 47.250390][ T6881] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 47.256032][ T6881] ? tomoyo_execute_permission+0x470/0x470 [ 47.261849][ T6881] ? d_alloc_parallel+0x785/0x1b10 [ 47.266971][ T6881] ? d_alloc_parallel+0x9ea/0x1b10 [ 47.272095][ T6881] ? rcu_read_lock_held_common+0x130/0x130 [ 47.277932][ T6881] ? print_usage_bug+0x240/0x240 [ 47.282879][ T6881] tomoyo_path_mknod+0x10d/0x190 [ 47.287823][ T6881] ? tomoyo_path_chown+0x1b0/0x1b0 [ 47.292939][ T6881] ? mark_held_locks+0x9f/0xe0 [ 47.297714][ T6881] ? d_lookup+0xec/0x250 [ 47.301965][ T6881] security_path_mknod+0x116/0x180 [ 47.307088][ T6881] lookup_open+0x5ae/0x1320 [ 47.311601][ T6881] ? page_put_link+0x210/0x210 [ 47.316379][ T6881] ? preempt_count_add+0x74/0x140 [ 47.321407][ T6881] ? __mnt_want_write+0x1da/0x2c0 [ 47.326445][ T6881] path_openat+0x93c/0x27f0 [ 47.330953][ T6881] ? path_lookupat.isra.0+0x530/0x530 [ 47.336325][ T6881] ? up_read+0x1a8/0x750 [ 47.340573][ T6881] ? mark_held_locks+0xe0/0xe0 [ 47.345358][ T6881] ? down_read_nested+0x430/0x430 [ 47.350394][ T6881] do_filp_open+0x192/0x260 [ 47.354999][ T6881] ? may_open_dev+0xf0/0xf0 [ 47.359514][ T6881] ? simple_attr_release+0x40/0x40 [ 47.364684][ T6881] ? _raw_spin_unlock+0x24/0x40 [ 47.369533][ T6881] ? __alloc_fd+0x46d/0x600 [ 47.374043][ T6881] do_sys_openat2+0x585/0x7d0 [ 47.378725][ T6881] ? file_open_root+0x400/0x400 [ 47.383584][ T6881] ? up_read+0x1a8/0x750 [ 47.387828][ T6881] do_sys_open+0xc3/0x140 [ 47.392158][ T6881] ? filp_open+0x70/0x70 [ 47.396405][ T6881] ? handle_mm_fault+0x29e/0x660 [ 47.401349][ T6881] ? trace_hardirqs_off_caller+0x55/0x230 [ 47.407080][ T6881] do_syscall_64+0xf6/0x7d0 [ 47.411595][ T6881] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 47.417576][ T6881] RIP: 0033:0x7fe0560f26f0 [ 47.421998][ T6881] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 47.441606][ T6881] RSP: 002b:00007ffd700bd358 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 47.450016][ T6881] RAX: ffffffffffffffda RBX: 000055a84cbe8110 RCX: 00007fe0560f26f0 [ 47.457995][ T6881] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055a84c0008f5 [ 47.465971][ T6881] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 47.473943][ T6881] R10: 0000000000000240 R11: 0000000000000246 R12: 000055a84bfd151e [ 47.481919][ T6881] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 47.489896][ T6881] Modules linked in: [ 47.779267][ T6881] ---[ end trace ef23e33af897a95b ]--- [ 47.786144][ T6881] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 47.793666][ T6881] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 47.880481][ T6881] RSP: 0018:ffffc90005157450 EFLAGS: 00010206 [ 47.886922][ T6881] RAX: dffffc0000000000 RBX: ffff88809852e000 RCX: ffffffff8363aeea [ 47.904018][ T6881] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 47.912934][ T6881] RBP: 1ffff92000a2ae8b R08: ffff8880a30642c0 R09: fffffbfff1559772 [ 47.921060][ T6881] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff88809082afea [ 47.953561][ T6881] R13: ffff88809082a000 R14: 0000000000001ae1 R15: 0000000000000000 [ 47.972631][ T6881] FS: 00007fe057f898c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 47.981896][ T6881] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.032806][ T6881] CR2: 0000560388ce3b38 CR3: 00000000a6586000 CR4: 00000000001406f0 [ 48.057470][ T6881] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 48.081233][ T6881] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 48.094481][ T6881] Kernel panic - not syncing: Fatal exception [ 48.101979][ T6881] Kernel Offset: disabled [ 48.106316][ T6881] Rebooting in 86400 seconds..