[ 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 [ 0.000010][ T0] kvm-clock: cpu 0, msr be42001, primary cpu clock [ 0.000011][ T0] kvm-clock: using sched offset of 4532324948 cycles [ 0.001602][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.006753][ T0] tsc: Detected 2300.000 MHz processor [ 0.009807][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.011522][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.013367][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.021003][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.022499][ T0] check: Scanning 1 areas for low memory corruption [ 0.024837][ T0] Using GB pages for direct mapping [ 0.029402][ T0] ACPI: Early table checksum verification disabled [ 0.030644][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.031913][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.034204][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.036344][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.038156][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.039933][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.040660][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.042361][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.044065][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.046908][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.049444][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.050692][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.052037][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.053270][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.055652][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.057325][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.059375][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.063205][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.064455][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.067585][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.069995][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.128238][ T0] Zone ranges: [ 0.129572][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.131614][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.133363][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.135102][ T0] Device empty [ 0.136409][ T0] Movable zone start for each node [ 0.137252][ T0] Early memory node ranges [ 0.138199][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.139658][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.140744][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.142353][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.143860][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.143866][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.176630][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.654969][ T0] kasan: KernelAddressSanitizer initialized [ 0.656638][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.657636][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.659568][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.661722][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.663798][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.664779][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.666750][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.668371][ T0] Using ACPI (MADT) for SMP configuration information [ 0.669776][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.671468][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.673249][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.675297][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.677016][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.678421][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.680104][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.682338][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.684531][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.686514][ T0] Booting paravirtualized kernel on KVM [ 0.688919][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.746766][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.749584][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.751766][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.753840][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.756096][ T0] Policy zone: Normal [ 0.756717][ 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 [ 0.775801][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.733145][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17329K rwdata, 21708K rodata, 2776K init, 24504K bss, 1402688K reserved, 0K cma-reserved) [ 1.742808][ T0] Running RCU self tests [ 1.744514][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.746636][ T0] rcu: RCU lockdep checking is enabled. [ 1.747668][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.749682][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.751681][ T0] Trampoline variant of Tasks RCU enabled. [ 1.752846][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.754794][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.764644][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.767457][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.772051][ T0] Console: colour VGA+ 80x25 [ 1.775531][ T0] printk: console [ttyS0] enabled [ 1.775531][ T0] printk: console [ttyS0] enabled [ 1.777490][ T0] printk: bootconsole [earlyser0] disabled [ 1.777490][ T0] printk: bootconsole [earlyser0] disabled [ 1.779728][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.781400][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.782600][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.784496][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.785711][ T0] ... CLASSHASH_SIZE: 4096 [ 1.786883][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.788052][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.789067][ T0] ... CHAINHASH_SIZE: 32768 [ 1.790368][ T0] memory used by lock dependency info: 6301 kB [ 1.791860][ T0] memory used for stack traces: 4224 kB [ 1.793388][ T0] per task-struct memory footprint: 1920 bytes [ 1.795410][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.798584][ T0] ACPI: Core revision 20200326 [ 1.801729][ T0] APIC: Switch to symmetric I/O mode setup [ 1.804334][ T0] x2apic enabled [ 1.806820][ T0] Switched APIC routing to physical x2apic. [ 1.811739][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.815118][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.818009][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.820313][ T0] pid_max: default: 32768 minimum: 301 [ 1.829447][ T0] LSM: Security Framework initializing [ 1.830835][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.833099][ T0] Yama: becoming mindful. [ 1.834424][ T0] TOMOYO Linux initialized [ 1.836543][ T0] AppArmor: AppArmor initialized [ 1.846268][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.852167][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.854841][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.858130][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.865416][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.866924][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.868061][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.870640][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.870677][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.878020][ T0] MDS: Mitigation: Clear CPU buffers [ 1.880185][ T0] Freeing SMP alternatives memory: 96K [ 2.003785][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.007995][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.007995][ T1] rcu: Hierarchical SRCU implementation. [ 2.007995][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.009332][ T1] smp: Bringing up secondary CPUs ... [ 2.015766][ T1] x86: Booting SMP configuration: [ 2.017371][ T1] .... node #0, CPUs: #1 [ 0.050712][ T0] kvm-clock: cpu 1, msr be42041, secondary cpu clock [ 2.020700][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.020700][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.021751][ T1] smpboot: Max logical packages: 1 [ 2.024015][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.030202][ T1] devtmpfs: initialized [ 2.030202][ T1] x86/mm: Memory block size: 128MB [ 2.062547][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.062547][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 2.062547][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.071889][ T1] xor: automatically using best checksumming function avx [ 2.074908][ T1] PM: RTC time: 14:10:12, date: 2020-04-30 [ 2.076109][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.076114][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.081099][ T1] NET: Registered protocol family 16 [ 2.090737][ T1] audit: initializing netlink subsys (disabled) [ 2.092141][ T27] audit: type=2000 audit(1588255812.958:1): state=initialized audit_enabled=0 res=1 [ 2.098440][ T1] cpuidle: using governor menu [ 2.101156][ T1] ACPI: bus type PCI registered [ 2.108591][ T1] dca service started, version 1.12.1 [ 2.108591][ T1] PCI: Using configuration type 1 for base access [ 2.147203][ T105] kworker/u4:2 (105) used greatest stack depth: 27336 bytes left [ 2.239247][ T303] kworker/u4:4 (303) used greatest stack depth: 26800 bytes left [ 2.663786][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.668726][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.669475][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.699456][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.898067][ T1] raid6: avx2x4 gen() 10976 MB/s [ 3.068044][ T1] raid6: avx2x4 xor() 5550 MB/s [ 3.238024][ T1] raid6: avx2x2 gen() 8186 MB/s [ 3.408018][ T1] raid6: avx2x2 xor() 3614 MB/s [ 3.578015][ T1] raid6: avx2x1 gen() 4533 MB/s [ 3.748020][ T1] raid6: avx2x1 xor() 1933 MB/s [ 3.918025][ T1] raid6: sse2x4 gen() 6084 MB/s [ 4.085322][ T1] raid6: sse2x4 xor() 3134 MB/s [ 4.255323][ T1] raid6: sse2x2 gen() 4197 MB/s [ 4.425321][ T1] raid6: sse2x2 xor() 1862 MB/s [ 4.595325][ T1] raid6: sse2x1 gen() 2326 MB/s [ 4.765332][ T1] raid6: sse2x1 xor() 971 MB/s [ 4.766560][ T1] raid6: using algorithm avx2x4 gen() 10976 MB/s [ 4.768025][ T1] raid6: .... xor() 5550 MB/s, rmw enabled [ 4.769984][ T1] raid6: using avx2x2 recovery algorithm [ 4.773070][ T1] ACPI: Added _OSI(Module Device) [ 4.775068][ T1] ACPI: Added _OSI(Processor Device) [ 4.776304][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.777277][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.778064][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.779636][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.781835][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.837572][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.908018][ T1] ACPI: Interpreter enabled [ 4.908018][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.908102][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.909400][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.915032][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 5.020229][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 5.022971][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 5.025200][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 5.033527][ T1] PCI host bridge to bus 0000:00 [ 5.034972][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 5.036361][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 5.038040][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 5.039433][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 5.041184][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 5.044461][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 5.046153][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 5.052346][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 5.081794][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 5.108236][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 5.114309][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 5.124223][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 5.131654][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 5.152699][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 5.162721][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 5.170728][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.190476][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.199272][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.209406][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.247724][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.251582][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.259825][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.265209][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.268675][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.280810][ T1] iommu: Default domain type: Translated [ 5.283151][ T1] vgaarb: loaded [ 5.292678][ T1] SCSI subsystem initialized [ 5.295744][ T1] ACPI: bus type USB registered [ 5.297399][ T1] usbcore: registered new interface driver usbfs [ 5.298452][ T1] usbcore: registered new interface driver hub [ 5.300617][ T1] usbcore: registered new device driver usb [ 5.303684][ T1] mc: Linux media interface: v0.10 [ 5.305443][ T1] videodev: Linux video capture interface: v2.00 [ 5.311238][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.312703][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.316194][ T1] PTP clock support registered [ 5.319847][ T1] EDAC MC: Ver: 3.0.0 [ 5.324536][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.326758][ T1] PCI: Using ACPI for IRQ routing [ 5.333218][ T1] Bluetooth: Core ver 2.22 [ 5.334932][ T1] NET: Registered protocol family 31 [ 5.335994][ T1] Bluetooth: HCI device and connection manager initialized [ 5.337760][ T1] Bluetooth: HCI socket layer initialized [ 5.339033][ T1] Bluetooth: L2CAP socket layer initialized [ 5.340290][ T1] Bluetooth: SCO socket layer initialized [ 5.341884][ T1] NET: Registered protocol family 8 [ 5.343590][ T1] NET: Registered protocol family 20 [ 5.344807][ T1] NetLabel: Initializing [ 5.346158][ T1] NetLabel: domain hash size = 128 [ 5.348038][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.350432][ T1] NetLabel: unlabeled traffic allowed by default [ 5.353222][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.354350][ T1] NET: Registered protocol family 39 [ 5.360582][ T1] clocksource: Switched to clocksource kvm-clock [ 8.088347][ T1] VFS: Disk quotas dquot_6.6.0 [ 8.090215][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 8.092371][ T1] FS-Cache: Loaded [ 8.094516][ T1] CacheFiles: Loaded [ 8.095869][ T1] TOMOYO: 2.6.0 [ 8.096787][ T1] Mandatory Access Control activated. [ 8.100544][ T1] AppArmor: AppArmor Filesystem Enabled [ 8.102153][ T1] pnp: PnP ACPI init [ 8.115953][ T1] pnp: PnP ACPI: found 7 devices [ 8.168782][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.171570][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.173380][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.175219][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.177302][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.181369][ T1] NET: Registered protocol family 2 [ 8.186214][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.189194][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.197079][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.202979][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.207131][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.210666][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.213204][ T1] [ 8.213644][ T1] ============================= [ 8.215065][ T1] WARNING: suspicious RCU usage [ 8.216056][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 8.217950][ T1] ----------------------------- [ 8.219619][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.221494][ T1] [ 8.221494][ T1] other info that might help us debug this: [ 8.221494][ T1] [ 8.223516][ T1] [ 8.223516][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.225655][ T1] 1 lock held by swapper/0/1: [ 8.226773][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.229058][ T1] [ 8.229058][ T1] stack backtrace: [ 8.230386][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 8.232582][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.235185][ T1] Call Trace: [ 8.236101][ T1] dump_stack+0x18f/0x20d [ 8.236994][ T1] ipmr_get_table+0x130/0x160 [ 8.238273][ T1] ipmr_net_init+0x133/0x430 [ 8.239033][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.239033][ T1] ops_init+0xaf/0x420 [ 8.239033][ T1] register_pernet_operations+0x346/0x840 [ 8.239033][ T1] ? setup_net+0x860/0x860 [ 8.239033][ T1] ? down_write_killable+0x170/0x170 [ 8.239033][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.239033][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.239033][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.239033][ T1] register_pernet_subsys+0x25/0x40 [ 8.239033][ T1] ip_mr_init+0x36/0x168 [ 8.239033][ T1] inet_init+0x298/0x424 [ 8.239033][ T1] do_one_initcall+0x10a/0x7d0 [ 8.239033][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.239033][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.239033][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.239033][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.239033][ T1] kernel_init_freeable+0x501/0x5ae [ 8.239033][ T1] ? rest_init+0x365/0x365 [ 8.239033][ T1] kernel_init+0xd/0x1bb [ 8.239033][ T1] ret_from_fork+0x24/0x30 [ 8.266102][ T1] NET: Registered protocol family 1 [ 8.269393][ T1] RPC: Registered named UNIX socket transport module. [ 8.271203][ T1] RPC: Registered udp transport module. [ 8.272044][ T1] RPC: Registered tcp transport module. [ 8.273422][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.277047][ T1] NET: Registered protocol family 44 [ 8.278291][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.279875][ T1] PCI: CLS 0 bytes, default 64 [ 8.285454][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.287046][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.292837][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.297839][ T1] kvm: already loaded the other module [ 8.299518][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.301971][ T1] clocksource: Switched to clocksource tsc [ 8.303163][ T1] mce: Machine check injector initialized [ 8.308816][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.374988][ T1] Initialise system trusted keyrings [ 8.377241][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.380412][ T1] zbud: loaded [ 8.385978][ T1] DLM installed [ 8.390501][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.394802][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.398987][ T1] NFS: Registering the id_resolver key type [ 8.400343][ T1] Key type id_resolver registered [ 8.402191][ T1] Key type id_legacy registered [ 8.404074][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.405624][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.412885][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.415816][ T1] Key type cifs.spnego registered [ 8.416587][ T1] Key type cifs.idmap registered [ 8.417583][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.419931][ T1] fuse: init (API version 7.31) [ 8.423303][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.437077][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.444594][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.446340][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.447924][ T1] ocfs2: Registered cluster interface o2cb [ 8.449975][ T1] ocfs2: Registered cluster interface user [ 8.452266][ T1] OCFS2 User DLM kernel interface loaded [ 8.462757][ T1] gfs2: GFS2 installed [ 8.466744][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.468921][ T1] ceph: loaded (mds proto 32) [ 8.482664][ T1] NET: Registered protocol family 38 [ 8.484444][ T1] async_tx: api initialized (async) [ 8.486214][ T1] Key type asymmetric registered [ 8.487271][ T1] Asymmetric key parser 'x509' registered [ 8.488700][ T1] Asymmetric key parser 'pkcs8' registered [ 8.489555][ T1] Key type pkcs7_test registered [ 8.490499][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.491974][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.494120][ T1] io scheduler mq-deadline registered [ 8.495216][ T1] io scheduler kyber registered [ 8.496637][ T1] io scheduler bfq registered [ 8.509748][ T1] hgafb: HGA card not detected. [ 8.511175][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.514331][ T1] usbcore: registered new interface driver udlfb [ 8.519498][ T1] uvesafb: failed to execute /sbin/v86d [ 8.520834][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.523315][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.525079][ T1] uvesafb: vbe_init() failed with -22 [ 8.526271][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.528857][ T1] vga16fb: mapped to 0x0000000050bf825c [ 8.596210][ T1] Console: switching to colour frame buffer device 80x30 [ 8.884112][ T1] fb0: VGA16 VGA frame buffer device [ 8.888181][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.898879][ T1] ACPI: Power Button [PWRF] [ 8.901763][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.903594][ T1] ACPI: Sleep Button [SLPF] [ 8.912219][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.928513][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.930466][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.947581][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.950390][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.969554][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.971314][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.197438][ T2157] kworker/u4:4 (2157) used greatest stack depth: 26696 bytes left [ 9.287273][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.289421][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.292223][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.303628][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.309866][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.316682][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.324365][ T1] Cyclades driver 2.6 [ 9.325868][ T1] Initializing Nozomi driver 2.1d [ 9.329385][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.331638][ T1] No rocketport ports found; unloading driver [ 9.335533][ T1] Non-volatile memory driver v1.3 [ 9.337435][ T1] Linux agpgart interface v0.103 [ 9.347810][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.350923][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.355469][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.357687][ T1] usbcore: registered new interface driver udl [ 9.410172][ T1] brd: module loaded [ 9.447988][ T1] loop: module loaded [ 9.625195][ T1] zram: Added device: zram0 [ 9.634836][ T1] null_blk: module loaded [ 9.642224][ T1] nfcsim 0.2 initialized [ 9.646183][ T1] Loading iSCSI transport class v2.0-870. [ 9.673854][ T1] scsi host0: Virtio SCSI HBA [ 9.721037][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.726094][ T174] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.766165][ T1] slram: not enough parameters. [ 9.774742][ T1] ftl_cs: FTL header not found. [ 9.826269][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.830628][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.833272][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.844836][ T1] MACsec IEEE 802.1AE [ 9.847258][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.897495][ T1] vcan: Virtual CAN interface driver [ 9.898894][ T1] vxcan: Virtual CAN Tunnel driver [ 9.900175][ T1] slcan: serial line CAN interface driver [ 9.902389][ T1] slcan: 10 dynamic interface channels. [ 9.903460][ T1] CAN device driver interface [ 9.906194][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.908328][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.911005][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.913097][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.915744][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.917640][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.924497][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.926123][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.927775][ T1] AX.25: bpqether driver version 004 [ 9.929139][ T1] PPP generic driver version 2.4.2 [ 9.932203][ T1] PPP BSD Compression module registered [ 9.933693][ T1] PPP Deflate Compression module registered [ 9.935469][ T1] PPP MPPE Compression module registered [ 9.937867][ T1] NET: Registered protocol family 24 [ 9.939280][ T1] PPTP driver version 0.8.5 [ 9.941482][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.943720][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.945730][ T1] SLIP linefill/keepalive option. [ 9.947439][ T1] hdlc: HDLC support module revision 1.22 [ 9.949183][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.950822][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.952535][ T1] LAPB Ethernet driver version 0.02 [ 9.954824][ T1] usbcore: registered new interface driver rndis_wlan [ 9.956806][ T1] mac80211_hwsim: initializing netlink [ 10.005928][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 10.022397][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 10.046867][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 10.051655][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 10.054007][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 10.060978][ T1] usbcore: registered new interface driver pegasus [ 10.062999][ T1] usbcore: registered new interface driver rtl8150 [ 10.065067][ T1] usbcore: registered new interface driver r8152 [ 10.067858][ T1] usbcore: registered new interface driver asix [ 10.070317][ T1] usbcore: registered new interface driver ax88179_178a [ 10.072330][ T1] usbcore: registered new interface driver cdc_ether [ 10.074091][ T1] usbcore: registered new interface driver dm9601 [ 10.076917][ T1] usbcore: registered new interface driver smsc75xx [ 10.081785][ T1] usbcore: registered new interface driver smsc95xx [ 10.084618][ T1] usbcore: registered new interface driver net1080 [ 10.086701][ T1] usbcore: registered new interface driver rndis_host [ 10.089048][ T1] usbcore: registered new interface driver cdc_subset [ 10.091637][ T1] usbcore: registered new interface driver zaurus [ 10.094012][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 10.096738][ T1] usbcore: registered new interface driver cdc_ncm [ 10.099860][ T1] usbcore: registered new interface driver cdc_mbim [ 10.114140][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.128915][ T1] aoe: AoE v85 initialised. [ 10.133860][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 10.135276][ T1] ehci-pci: EHCI PCI platform driver [ 10.139600][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 10.142042][ T1] ohci-pci: OHCI PCI platform driver [ 10.144240][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 10.149025][ T1] usbcore: registered new interface driver cdc_acm [ 10.150470][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.153104][ T1] usbcore: registered new interface driver usblp [ 10.155013][ T1] usbcore: registered new interface driver cdc_wdm [ 10.158200][ T1] usbcore: registered new interface driver uas [ 10.160396][ T1] usbcore: registered new interface driver usb-storage [ 10.162843][ T1] usbcore: registered new interface driver ums-realtek [ 10.165739][ T1] usbcore: registered new interface driver usbserial_generic [ 10.170411][ T1] usbserial: USB Serial support registered for generic [ 10.173415][ T1] usbcore: registered new interface driver ch341 [ 10.175602][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.178685][ T1] usbcore: registered new interface driver cp210x [ 10.181067][ T1] usbserial: USB Serial support registered for cp210x [ 10.182894][ T1] usbcore: registered new interface driver ftdi_sio [ 10.185951][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.188959][ T1] usbcore: registered new interface driver keyspan [ 10.190544][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.193043][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.195878][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.199186][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.202444][ T1] usbcore: registered new interface driver option [ 10.204609][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.206833][ T1] usbcore: registered new interface driver oti6858 [ 10.209422][ T1] usbserial: USB Serial support registered for oti6858 [ 10.212958][ T1] usbcore: registered new interface driver pl2303 [ 10.214747][ T1] usbserial: USB Serial support registered for pl2303 [ 10.216816][ T1] usbcore: registered new interface driver qcserial [ 10.219004][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.223082][ T1] usbcore: registered new interface driver sierra [ 10.225786][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.228332][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.230808][ T1] usbserial: USB Serial support registered for carelink [ 10.232730][ T1] usbserial: USB Serial support registered for zio [ 10.235120][ T1] usbserial: USB Serial support registered for funsoft [ 10.238144][ T1] usbserial: USB Serial support registered for flashloader [ 10.240993][ T1] usbserial: USB Serial support registered for google [ 10.243015][ T1] usbserial: USB Serial support registered for libtransistor [ 10.245639][ T1] usbserial: USB Serial support registered for vivopay [ 10.247919][ T1] usbserial: USB Serial support registered for moto_modem [ 10.250929][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.252989][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.255002][ T1] usbserial: USB Serial support registered for hp4x [ 10.256927][ T1] usbserial: USB Serial support registered for suunto [ 10.260402][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.261916][ C1] random: fast init done [ 10.269878][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.274752][ T174] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.276808][ T40] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.279348][ T40] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.280497][ T40] sd 0:0:1:0: [sda] Write Protect is off [ 10.281305][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.283039][ T40] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.286515][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.290829][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.292709][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.294676][ T1] usb usb1: Product: Dummy host controller [ 10.296773][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.300419][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.306274][ T1] hub 1-0:1.0: USB hub found [ 10.307503][ T1] hub 1-0:1.0: 1 port detected [ 10.312774][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.314986][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.317616][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.320231][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.321528][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.323361][ T1] usb usb2: Product: Dummy host controller [ 10.323456][ T40] sda: sda1 [ 10.324426][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.327581][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.333377][ T1] hub 2-0:1.0: USB hub found [ 10.334962][ T1] hub 2-0:1.0: 1 port detected [ 10.337661][ T40] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.339839][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.339912][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.343880][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.346544][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.349257][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.350722][ T1] usb usb3: Product: Dummy host controller [ 10.352108][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.353495][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.357332][ T1] hub 3-0:1.0: USB hub found [ 10.359430][ T1] hub 3-0:1.0: 1 port detected [ 10.362868][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.364936][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.366777][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.370810][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.372926][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.374639][ T1] usb usb4: Product: Dummy host controller [ 10.375891][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.378845][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.382346][ T1] hub 4-0:1.0: USB hub found [ 10.384090][ T1] hub 4-0:1.0: 1 port detected [ 10.388625][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.390163][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.391787][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.394410][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.396431][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.398128][ T1] usb usb5: Product: Dummy host controller [ 10.399558][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.401243][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.405227][ T1] hub 5-0:1.0: USB hub found [ 10.406609][ T1] hub 5-0:1.0: 1 port detected [ 10.410579][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.413129][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.415719][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.420346][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.422777][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.424839][ T1] usb usb6: Product: Dummy host controller [ 10.426368][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.427842][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.431363][ T1] hub 6-0:1.0: USB hub found [ 10.432315][ T1] hub 6-0:1.0: 1 port detected [ 10.435505][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.437793][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.440437][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.442918][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.445682][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.447832][ T1] usb usb7: Product: Dummy host controller [ 10.449668][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.451708][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.454729][ T1] hub 7-0:1.0: USB hub found [ 10.456680][ T1] hub 7-0:1.0: 1 port detected [ 10.460663][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.462645][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.464367][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.466873][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.469954][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.472370][ T1] usb usb8: Product: Dummy host controller [ 10.473657][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller dummy_hcd [ 10.475387][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.478909][ T1] hub 8-0:1.0: USB hub found [ 10.480062][ T1] hub 8-0:1.0: 1 port detected [ 10.495951][ T1] using random self ethernet address [ 10.497691][ T1] using random host ethernet address [ 10.500960][ T1] Mass Storage Function, version: 2009/09/11 [ 10.501983][ T1] LUN: removable file: (no medium) [ 10.503700][ T1] no file given for LUN0 [ 10.504993][ T1] printk: console [ttyGS0] disabled [ 10.509554][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.512979][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.516109][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.519691][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.521597][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.524533][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.527073][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.528821][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.530978][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.534221][ T1] hub 9-0:1.0: USB hub found [ 10.535801][ T1] hub 9-0:1.0: 8 ports detected [ 10.542228][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.544242][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.546382][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.548656][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.550501][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.552760][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.553921][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.556110][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.559259][ T1] hub 10-0:1.0: USB hub found [ 10.561014][ T1] hub 10-0:1.0: 8 ports detected [ 10.569116][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.571000][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.573786][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.575965][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.577824][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.579965][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.581916][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.585215][ T1] hub 11-0:1.0: USB hub found [ 10.586497][ T1] hub 11-0:1.0: 8 ports detected [ 10.592402][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.594224][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.596654][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.599774][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.602135][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.604085][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.605418][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.607611][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.610912][ T1] hub 12-0:1.0: USB hub found [ 10.612031][ T1] hub 12-0:1.0: 8 ports detected [ 10.619083][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.621133][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.623637][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.625650][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.627518][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.629023][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.631578][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.634415][ T1] hub 13-0:1.0: USB hub found [ 10.635876][ T1] hub 13-0:1.0: 8 ports detected [ 10.641976][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.643823][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.645912][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.649895][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.652142][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.654188][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.655791][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.657058][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.660781][ T1] hub 14-0:1.0: USB hub found [ 10.661804][ T1] hub 14-0:1.0: 8 ports detected [ 10.667898][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.671858][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.674088][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.676141][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.678078][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.679167][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.681406][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.684774][ T1] hub 15-0:1.0: USB hub found [ 10.686438][ T1] hub 15-0:1.0: 8 ports detected [ 10.691944][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.694561][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.697223][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.700977][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.703941][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.705930][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.707995][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.710661][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.714096][ T1] hub 16-0:1.0: USB hub found [ 10.715249][ T1] hub 16-0:1.0: 8 ports detected [ 10.723474][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.726504][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.729580][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.731634][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.733976][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.735399][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.737653][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.740879][ T1] hub 17-0:1.0: USB hub found [ 10.742021][ T1] hub 17-0:1.0: 8 ports detected [ 10.747606][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.750585][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.753091][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.755771][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.757579][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.759788][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.761617][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.763289][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.766801][ T1] hub 18-0:1.0: USB hub found [ 10.769545][ T1] hub 18-0:1.0: 8 ports detected [ 10.776389][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.778772][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.781371][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.784128][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.785736][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.786710][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.788515][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.791298][ T1] hub 19-0:1.0: USB hub found [ 10.792359][ T1] hub 19-0:1.0: 8 ports detected [ 10.799560][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.801890][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.804188][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.806677][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.808672][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.810149][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.811551][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.813412][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.816466][ T1] hub 20-0:1.0: USB hub found [ 10.818306][ T1] hub 20-0:1.0: 8 ports detected [ 10.824989][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.827570][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.831259][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.833113][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.834526][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.836080][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.837611][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.841227][ T1] hub 21-0:1.0: USB hub found [ 10.842904][ T1] hub 21-0:1.0: 8 ports detected [ 10.850526][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.853120][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.855174][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.858847][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.860998][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.862863][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.864632][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.866556][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.870519][ T1] hub 22-0:1.0: USB hub found [ 10.871833][ T1] hub 22-0:1.0: 8 ports detected [ 10.879902][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.881835][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.884616][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.887027][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.888754][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.890687][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.893385][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.897684][ T1] hub 23-0:1.0: USB hub found [ 10.899642][ T1] hub 23-0:1.0: 8 ports detected [ 10.905274][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.907423][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.909916][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.911895][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.914196][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.915327][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.916584][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.918723][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.921786][ T1] hub 24-0:1.0: USB hub found [ 10.923009][ T1] hub 24-0:1.0: 8 ports detected [ 10.930752][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.932501][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.936014][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.937956][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.941528][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.943114][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.945006][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.949054][ T1] hub 25-0:1.0: USB hub found [ 10.950503][ T1] hub 25-0:1.0: 8 ports detected [ 10.955955][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.958679][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.961194][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.964368][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.966430][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.967912][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.969646][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.971421][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.974745][ T1] hub 26-0:1.0: USB hub found [ 10.975921][ T1] hub 26-0:1.0: 8 ports detected [ 10.983215][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.984990][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.987764][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.990526][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.991658][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.993295][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 10.995328][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.998656][ T1] hub 27-0:1.0: USB hub found [ 10.999758][ T1] hub 27-0:1.0: 8 ports detected [ 11.005480][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 11.009224][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 11.011954][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.014798][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.016577][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.018923][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 11.020144][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.022775][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 11.026187][ T1] hub 28-0:1.0: USB hub found [ 11.027135][ T1] hub 28-0:1.0: 8 ports detected [ 11.034102][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.036126][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 11.040492][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.042193][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.044218][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 11.046421][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.048291][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 11.051682][ T1] hub 29-0:1.0: USB hub found [ 11.052875][ T1] hub 29-0:1.0: 8 ports detected [ 11.059462][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 11.061657][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 11.064004][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.066638][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.068829][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.070664][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 11.072421][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.074756][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 11.078473][ T1] hub 30-0:1.0: USB hub found [ 11.080398][ T1] hub 30-0:1.0: 8 ports detected [ 11.087336][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.091599][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 11.093768][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.096374][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.097988][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 11.099611][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.101862][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 11.105540][ T1] hub 31-0:1.0: USB hub found [ 11.106714][ T1] hub 31-0:1.0: 8 ports detected [ 11.112844][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 11.115031][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 11.117565][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.121001][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.122929][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.124669][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 11.126241][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.127796][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 11.130887][ T1] hub 32-0:1.0: USB hub found [ 11.134156][ T1] hub 32-0:1.0: 8 ports detected [ 11.141743][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.144655][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 11.147717][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.150815][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.152344][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 11.153852][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.156169][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 11.161980][ T1] hub 33-0:1.0: USB hub found [ 11.163308][ T1] hub 33-0:1.0: 8 ports detected [ 11.169867][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 11.172741][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 11.174477][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.177775][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.180661][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.183134][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 11.184966][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.187487][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 11.192052][ T1] hub 34-0:1.0: USB hub found [ 11.194046][ T1] hub 34-0:1.0: 8 ports detected [ 11.202004][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.205161][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 11.214165][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.224134][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.232342][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 11.239062][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.247726][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 11.256266][ T1] hub 35-0:1.0: USB hub found [ 11.261199][ T1] hub 35-0:1.0: 8 ports detected [ 11.271381][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 11.279588][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 11.288504][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.298425][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.307609][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.316932][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 11.323770][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.333511][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 11.341364][ T1] hub 36-0:1.0: USB hub found [ 11.346440][ T1] hub 36-0:1.0: 8 ports detected [ 11.358193][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.365793][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 11.375237][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.385194][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.393392][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 11.400083][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.409011][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 11.416841][ T1] hub 37-0:1.0: USB hub found [ 11.422041][ T1] hub 37-0:1.0: 8 ports detected [ 11.432324][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 11.439955][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 11.449196][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.460162][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.469515][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.477914][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 11.484791][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.493524][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 11.501369][ T1] hub 38-0:1.0: USB hub found [ 11.506611][ T1] hub 38-0:1.0: 8 ports detected [ 11.517356][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.525368][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.534556][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.544706][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.553202][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.560349][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.569168][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.576715][ T1] hub 39-0:1.0: USB hub found [ 11.581702][ T1] hub 39-0:1.0: 8 ports detected [ 11.591844][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.599597][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.608330][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.618420][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.627744][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.638300][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.645007][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200430-syzkaller vhci_hcd [ 11.653745][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.662083][ T1] hub 40-0:1.0: USB hub found [ 11.667107][ T1] hub 40-0:1.0: 8 ports detected [ 11.678223][ T1] usbcore: registered new device driver usbip-host [ 11.689213][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.699990][ T1] i8042: Warning: Keylock active [ 11.706718][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.713779][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.782243][ T1] mousedev: PS/2 mouse device common for all mice [ 11.794978][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.805249][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.810774][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.818700][ T1] i2c /dev entries driver [ 11.825113][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.836632][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.846408][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.854327][ T1] IR NEC protocol handler initialized [ 11.860290][ T1] IR RC5(x/sz) protocol handler initialized [ 11.866184][ T1] IR RC6 protocol handler initialized [ 11.871585][ T1] IR JVC protocol handler initialized [ 11.876952][ T1] IR Sony protocol handler initialized [ 11.882880][ T1] IR SANYO protocol handler initialized [ 11.888724][ T1] IR Sharp protocol handler initialized [ 11.894447][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.901633][ T1] IR XMP protocol handler initialized [ 11.907964][ T1] usbcore: registered new interface driver uvcvideo [ 11.914633][ T1] USB Video Class driver (1.1.1) [ 11.919585][ T1] gspca_main: v2.14.0 registered [ 11.943391][ T1] vivid-000: using single planar format API [ 11.964485][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.973915][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.981439][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.989363][ T1] vivid-000: V4L2 output device registered as video4 [ 11.996671][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 12.006790][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 12.009851][ T2528] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 12.026591][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 12.035504][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 12.044127][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 12.052887][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 12.062123][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 12.070425][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 12.079536][ T1] vivid-001: using multiplanar format API [ 12.103329][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 12.111349][ T1] vivid-001: V4L2 capture device registered as video7 [ 12.119149][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 12.127133][ T1] vivid-001: V4L2 output device registered as video8 [ 12.134898][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 12.144893][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 12.155084][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 12.163283][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 12.170903][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 12.178980][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 12.188563][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 12.197030][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 12.205466][ T1] vivid-002: using single planar format API [ 12.225859][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 12.233731][ T1] vivid-002: V4L2 capture device registered as video11 [ 12.241375][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 12.249386][ T1] vivid-002: V4L2 output device registered as video12 [ 12.256807][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 12.266534][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 12.279710][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 12.287580][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 12.295398][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 12.303510][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 12.312582][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 12.321057][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 12.329386][ T1] vivid-003: using multiplanar format API [ 12.349449][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 12.357529][ T1] vivid-003: V4L2 capture device registered as video15 [ 12.365556][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 12.373771][ T1] vivid-003: V4L2 output device registered as video16 [ 12.381903][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 12.391659][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 12.401337][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 12.408957][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 12.416394][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 12.424358][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 12.432774][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 12.440972][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 12.449208][ T7] floppy0: no floppy controllers found [ 12.454938][ T7] work still pending [ 12.460971][ T1] vivid-004: using single planar format API [ 12.482250][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 12.493102][ T2528] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 12.503742][ T1] vivid-004: V4L2 capture device registered as video19 [ 12.511720][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 12.521225][ T1] vivid-004: V4L2 output device registered as video20 [ 12.529015][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 12.538927][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 12.549310][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 12.556962][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 12.564504][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 12.572597][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 12.581068][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 12.589416][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 12.597764][ T1] vivid-005: using multiplanar format API [ 12.618604][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 12.626694][ T1] vivid-005: V4L2 capture device registered as video23 [ 12.634519][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 12.642547][ T1] vivid-005: V4L2 output device registered as video24 [ 12.650163][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 12.660834][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 12.670699][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 12.678663][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 12.686216][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 12.694166][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 12.702440][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 12.710712][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 12.719007][ T1] vivid-006: using single planar format API [ 12.740753][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 12.748956][ T1] vivid-006: V4L2 capture device registered as video27 [ 12.756529][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 12.765211][ T1] vivid-006: V4L2 output device registered as video28 [ 12.772904][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 12.783258][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 12.793367][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 12.801347][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 12.809143][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 12.817037][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 12.825523][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 12.833979][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 12.842882][ T1] vivid-007: using multiplanar format API [ 12.862835][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 12.870967][ T1] vivid-007: V4L2 capture device registered as video31 [ 12.878944][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 12.886922][ T1] vivid-007: V4L2 output device registered as video32 [ 12.894594][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 12.905168][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 12.915347][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 12.923037][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 12.930972][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 12.938991][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 12.947439][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 12.957131][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 12.966242][ T1] vivid-008: using single planar format API [ 12.988499][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 12.997848][ T1] vivid-008: V4L2 capture device registered as video35 [ 13.005447][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 13.013695][ T1] vivid-008: V4L2 output device registered as video36 [ 13.021134][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 13.031137][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 13.041358][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 13.049158][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 13.057421][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 13.065696][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 13.074383][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 13.082588][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 13.090944][ T1] vivid-009: using multiplanar format API [ 13.111012][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 13.119974][ T1] vivid-009: V4L2 capture device registered as video39 [ 13.127751][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 13.136437][ T1] vivid-009: V4L2 output device registered as video40 [ 13.144159][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 13.154712][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 13.165751][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 13.173746][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 13.181686][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 13.189585][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 13.197881][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 13.206178][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 13.214866][ T1] vivid-010: using single planar format API [ 13.235282][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 13.243617][ T1] vivid-010: V4L2 capture device registered as video43 [ 13.251759][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 13.260372][ T1] vivid-010: V4L2 output device registered as video44 [ 13.268148][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 13.278799][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 13.288811][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 13.296421][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 13.305293][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 13.313198][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 13.321981][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 13.330777][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 13.339322][ T1] vivid-011: using multiplanar format API [ 13.359580][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 13.367726][ T1] vivid-011: V4L2 capture device registered as video47 [ 13.375317][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 13.383329][ T1] vivid-011: V4L2 output device registered as video48 [ 13.390868][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 13.400910][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 13.410902][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 13.418853][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 13.426977][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 13.435135][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 13.443502][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 13.451977][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 13.460734][ T1] vivid-012: using single planar format API [ 13.480832][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 13.489030][ T1] vivid-012: V4L2 capture device registered as video51 [ 13.496543][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 13.504641][ T1] vivid-012: V4L2 output device registered as video52 [ 13.512151][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 13.522379][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 13.532266][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 13.540029][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 13.548519][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 13.556362][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 13.565009][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 13.573590][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 13.582218][ T1] vivid-013: using multiplanar format API [ 13.602451][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 13.610795][ T1] vivid-013: V4L2 capture device registered as video55 [ 13.618581][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 13.626725][ T1] vivid-013: V4L2 output device registered as video56 [ 13.634371][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 13.644365][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 13.654451][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 13.662194][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 13.670172][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 13.677983][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 13.686257][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 13.694477][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 13.704070][ T1] vivid-014: using single planar format API [ 13.724035][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 13.732105][ T1] vivid-014: V4L2 capture device registered as video59 [ 13.739978][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 13.748535][ T1] vivid-014: V4L2 output device registered as video60 [ 13.756458][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 13.766886][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 13.776829][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 13.784838][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 13.792699][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 13.800901][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 13.809754][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 13.818483][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 13.828123][ T1] vivid-015: using multiplanar format API [ 13.847422][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 13.855916][ T1] vivid-015: V4L2 capture device registered as video63 [ 13.863623][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 13.871636][ T1] vivid-015: V4L2 output device registered as video64 [ 13.879387][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 13.889355][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 13.899130][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 13.906772][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 13.914561][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 13.922772][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 13.931202][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 13.939471][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 13.949931][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 13.959239][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 13.968986][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 13.978426][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 13.988914][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 13.995565][ T1] iTCO_vendor_support: vendor-support=0 [ 14.003076][ T1] device-mapper: uevent: version 1.0.3 [ 14.009763][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 14.020862][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 14.028977][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 14.036428][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 14.044328][ T1] device-mapper: raid: Loading target version 1.15.1 [ 14.052237][ T1] Bluetooth: HCI UART driver ver 2.3 [ 14.057568][ T1] Bluetooth: HCI UART protocol H4 registered [ 14.063830][ T1] Bluetooth: HCI UART protocol BCSP registered [ 14.070153][ T1] Bluetooth: HCI UART protocol LL registered [ 14.076281][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 14.083926][ T1] Bluetooth: HCI UART protocol QCA registered [ 14.090160][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 14.096641][ T1] Bluetooth: HCI UART protocol Marvell registered [ 14.103455][ T1] usbcore: registered new interface driver bfusb [ 14.110292][ T1] usbcore: registered new interface driver btusb [ 14.117854][ T1] CAPI 2.0 started up with major 68 (middleware) [ 14.124407][ T1] Modular ISDN core version 1.1.29 [ 14.130417][ T1] NET: Registered protocol family 34 [ 14.136259][ T1] DSP module 2.0 [ 14.139883][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 14.159627][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 14.166065][ T1] 0 virtual devices registered [ 14.170923][ T1] intel_pstate: CPU model not supported [ 14.180142][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 14.188905][ T1] usnic_verbs:usnic_uiom_init:563: [ 14.188910][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 14.204485][ T1] usnic_verbs:usnic_ib_init:667: [ 14.204489][ T1] Unable to initialize umem with err -1 [ 14.216803][ T1] iscsi: registered transport (iser) [ 14.223467][ T1] SoftiWARP attached [ 14.227627][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 14.239320][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 14.250991][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 14.271250][ T1] hid: raw HID events driver (C) Jiri Kosina [ 14.322706][ T1] usbcore: registered new interface driver usbhid [ 14.335426][ T1] usbhid: USB HID core driver [ 14.343630][ T1] ashmem: initialized [ 14.456216][ T1] usbcore: registered new interface driver snd-usb-audio [ 14.465850][ T1] drop_monitor: Initializing network drop monitor service [ 14.473770][ T1] NET: Registered protocol family 26 [ 14.479830][ T1] GACT probability on [ 14.484121][ T1] Mirror/redirect action on [ 14.489104][ T1] Simple TC action Loaded [ 14.496240][ T1] netem: version 1.3 [ 14.500573][ T1] u32 classifier [ 14.504320][ T1] Performance counters on [ 14.509177][ T1] input device check on [ 14.513856][ T1] Actions configured [ 14.520788][ T1] nf_conntrack_irc: failed to register helpers [ 14.529515][ T1] nf_conntrack_sane: failed to register helpers [ 14.577108][ T1] nf_conntrack_sip: failed to register helpers [ 14.588573][ T1] xt_time: kernel timezone is -0000 [ 14.593961][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 14.601165][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 14.610786][ T1] IPVS: ipvs loaded. [ 14.614776][ T1] IPVS: [rr] scheduler registered. [ 14.620060][ T1] IPVS: [wrr] scheduler registered. [ 14.625388][ T1] IPVS: [lc] scheduler registered. [ 14.630606][ T1] IPVS: [wlc] scheduler registered. [ 14.635784][ T1] IPVS: [fo] scheduler registered. [ 14.640938][ T1] IPVS: [ovf] scheduler registered. [ 14.646153][ T1] IPVS: [lblc] scheduler registered. [ 14.651712][ T1] IPVS: [lblcr] scheduler registered. [ 14.657204][ T1] IPVS: [dh] scheduler registered. [ 14.662569][ T1] IPVS: [sh] scheduler registered. [ 14.667925][ T1] IPVS: [mh] scheduler registered. [ 14.673146][ T1] IPVS: [sed] scheduler registered. [ 14.678374][ T1] IPVS: [nq] scheduler registered. [ 14.683613][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 14.689641][ T1] IPVS: [sip] pe registered. [ 14.694360][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 14.703018][ T1] gre: GRE over IPv4 demultiplexor driver [ 14.708833][ T1] ip_gre: GRE over IPv4 tunneling driver [ 14.721316][ T1] IPv4 over IPsec tunneling driver [ 14.730651][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 14.738609][ T1] Initializing XFRM netlink socket [ 14.743851][ T1] IPsec XFRM device driver [ 14.749268][ T1] NET: Registered protocol family 10 [ 14.754762][ T1] [ 14.757074][ T1] ============================= [ 14.762019][ T1] WARNING: suspicious RCU usage [ 14.767035][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 14.773609][ T1] ----------------------------- [ 14.778500][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 14.786300][ T1] [ 14.786300][ T1] other info that might help us debug this: [ 14.786300][ T1] [ 14.796701][ T1] [ 14.796701][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 14.804773][ T1] 1 lock held by swapper/0/1: [ 14.809458][ T1] #0: ffffffff8a7a6df0 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 14.819649][ T1] [ 14.819649][ T1] stack backtrace: [ 14.825520][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 14.829620][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 14.829620][ T1] Call Trace: [ 14.829620][ T1] dump_stack+0x18f/0x20d [ 14.829620][ T1] ip6mr_get_table+0x153/0x180 [ 14.829620][ T1] ip6mr_new_table+0x1b/0x70 [ 14.829620][ T1] ip6mr_net_init+0x133/0x3f0 [ 14.829620][ T1] ? ip6mr_net_exit+0x100/0x100 [ 14.829620][ T1] ops_init+0xaf/0x420 [ 14.829620][ T1] register_pernet_operations+0x346/0x840 [ 14.829620][ T1] ? setup_net+0x860/0x860 [ 14.829620][ T1] ? down_write_killable+0x170/0x170 [ 14.829620][ T1] ? cpus_read_unlock+0xa4/0x140 [ 14.829620][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 14.829620][ T1] ? unix_diag_init+0x11/0x11 [ 14.829620][ T1] register_pernet_subsys+0x25/0x40 [ 14.829620][ T1] ip6_mr_init+0x49/0x152 [ 14.829620][ T1] inet6_init+0x1d7/0x6dc [ 14.829620][ T1] do_one_initcall+0x10a/0x7d0 [ 14.829620][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 14.829620][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 14.829620][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 14.829620][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 14.829620][ T1] kernel_init_freeable+0x501/0x5ae [ 14.829620][ T1] ? rest_init+0x365/0x365 [ 14.829620][ T1] kernel_init+0xd/0x1bb [ 14.829620][ T1] ret_from_fork+0x24/0x30 [ 14.980153][ T1] Segment Routing with IPv6 [ 14.985142][ T1] mip6: Mobile IPv6 [ 14.993047][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 15.005175][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 15.015138][ T1] NET: Registered protocol family 17 [ 15.021333][ T1] NET: Registered protocol family 15 [ 15.027094][ T1] Bridge firewalling registered [ 15.033595][ T1] NET: Registered protocol family 9 [ 15.039296][ T1] X25: Linux Version 0.2 [ 15.075005][ T1] NET: Registered protocol family 6 [ 15.112736][ T1] NET: Registered protocol family 11 [ 15.118509][ T1] NET: Registered protocol family 3 [ 15.123764][ T1] can: controller area network core (rev 20170425 abi 9) [ 15.131295][ T1] NET: Registered protocol family 29 [ 15.136579][ T1] can: raw protocol (rev 20170425) [ 15.141802][ T1] can: broadcast manager protocol (rev 20170425 t) [ 15.148352][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 15.154917][ T1] can: SAE J1939 [ 15.159036][ T1] Bluetooth: RFCOMM TTY layer initialized [ 15.164782][ T1] Bluetooth: RFCOMM socket layer initialized [ 15.172416][ T1] Bluetooth: RFCOMM ver 1.11 [ 15.177028][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 15.183738][ T1] Bluetooth: BNEP filters: protocol multicast [ 15.190187][ T1] Bluetooth: BNEP socket layer initialized [ 15.196000][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 15.201901][ T1] Bluetooth: CMTP socket layer initialized [ 15.207731][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 15.214782][ T1] Bluetooth: HIDP socket layer initialized [ 15.221047][ T1] RPC: Registered rdma transport module. [ 15.226666][ T1] RPC: Registered rdma backchannel transport module. [ 15.236093][ T1] NET: Registered protocol family 33 [ 15.241469][ T1] Key type rxrpc registered [ 15.246049][ T1] Key type rxrpc_s registered [ 15.251864][ T1] NET: Registered protocol family 41 [ 15.257897][ T1] lec:lane_module_init: lec.c: initialized [ 15.263908][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 15.269754][ T1] l2tp_core: L2TP core driver, V2.0 [ 15.275008][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 15.280665][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 15.287559][ T1] l2tp_netlink: L2TP netlink interface [ 15.293214][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 15.300037][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 15.307821][ T1] NET: Registered protocol family 35 [ 15.313706][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 15.330863][ T1] DCCP: Activated CCID 2 (TCP-like) [ 15.336470][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 15.344688][ T1] sctp: Hash tables configured (bind 32/56) [ 15.352573][ T1] NET: Registered protocol family 21 [ 15.359843][ T1] Registered RDS/infiniband transport [ 15.366260][ T1] Registered RDS/tcp transport [ 15.371084][ T1] tipc: Activated (version 2.0.0) [ 15.376724][ T1] NET: Registered protocol family 30 [ 15.383172][ T1] tipc: Started in single node mode [ 15.389215][ T1] NET: Registered protocol family 43 [ 15.394840][ T1] 9pnet: Installing 9P2000 support [ 15.400606][ T1] NET: Registered protocol family 37 [ 15.409740][ T1] NET: Registered protocol family 36 [ 15.415972][ T1] Key type dns_resolver registered [ 15.421325][ T1] Key type ceph registered [ 15.426562][ T1] libceph: loaded (mon/osd proto 15/24) [ 15.434398][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 15.443924][ T1] openvswitch: Open vSwitch switching datapath [ 15.452830][ T1] NET: Registered protocol family 40 [ 15.458779][ T1] mpls_gso: MPLS GSO support [ 15.470467][ T1] IPI shorthand broadcast: enabled [ 15.475678][ T1] AVX2 version of gcm_enc/dec engaged. [ 15.481227][ T1] AES CTR mode by8 optimization enabled [ 15.493159][ T1] sched_clock: Marking stable (15452400715, 40712242)->(15494828721, -1715764) [ 15.503775][ T1] registered taskstats version 1 [ 15.508805][ T1] Loading compiled-in X.509 certificates [ 15.520856][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 15.532936][ T1] zswap: loaded using pool lzo/zbud [ 15.539292][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 15.549103][ T1] Key type ._fscrypt registered [ 15.554005][ T1] Key type .fscrypt registered [ 15.560131][ T1] Key type fscrypt-provisioning registered [ 15.569380][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 15.576577][ T1] FS-Cache: Netfs 'afs' registered for caching [ 15.591417][ T1] Btrfs loaded, crc32c=crc32c-intel [ 15.601868][ T1] Key type big_key registered [ 15.608932][ T1] Key type encrypted registered [ 15.613846][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 15.620364][ T1] ima: No TPM chip found, activating TPM-bypass! [ 15.626764][ T1] ima: Allocated hash algorithm: sha256 [ 15.632701][ T1] ima: No architecture policies found [ 15.639004][ T1] evm: Initialising EVM extended attributes: [ 15.644980][ T1] evm: security.selinux [ 15.649158][ T1] evm: security.SMACK64 [ 15.653308][ T1] evm: security.SMACK64EXEC [ 15.657823][ T1] evm: security.SMACK64TRANSMUTE [ 15.663140][ T1] evm: security.SMACK64MMAP [ 15.667656][ T1] evm: security.apparmor [ 15.671912][ T1] evm: security.ima [ 15.675697][ T1] evm: security.capability [ 15.680278][ T1] evm: HMAC attrs: 0x1 [ 15.686033][ T1] PM: Magic number: 0:344:183 [ 15.692061][ T1] tty ttyr9: hash matches [ 15.698177][ T1] printk: console [netcon0] enabled [ 15.703591][ T1] netconsole: network logging started [ 15.712737][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 15.721709][ T1] rdma_rxe: loaded [ 15.726019][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 15.737537][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 15.746307][ T5] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 15.756622][ T1] ALSA device list: [ 15.760472][ T1] #0: Dummy 1 [ 15.763928][ T1] #1: Loopback 1 [ 15.767638][ T1] #2: Virtual MIDI Card 1 [ 15.772387][ T5] cfg80211: failed to load regulatory.db [ 15.781295][ T1] md: Waiting for all devices to be available before autodetect [ 15.789337][ T1] md: If you don't use raid, use raid=noautodetect [ 15.801378][ T1] md: Autodetecting RAID arrays. [ 15.806429][ T1] md: autorun ... [ 15.810091][ T1] md: ... autorun DONE. [ 15.837891][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 15.846498][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 15.863322][ T1] devtmpfs: mounted [ 15.877592][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 15.885119][ T1] Kernel memory protection disabled. [ 15.958753][ T1] Run /sbin/init as init process [ 16.593588][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.610331][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.617930][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 16.697827][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 16.719937][ T1] systemd[1]: Detected virtualization kvm. [ 16.725835][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 16.823991][ T1] systemd[1]: Set hostname to . [ 17.143285][ T3883] systemd-hiberna (3883) used greatest stack depth: 26376 bytes left [ 17.167429][ T3884] systemd-fstab-generator[3884]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 17.229704][ T3890] selinux-autorel (3890) used greatest stack depth: 24848 bytes left [ 17.254085][ T3884] systemd-fstab-generator[3884]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 17.274098][ T3884] systemd-fstab-generator[3884]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 17.301090][ T3882] systemd[3882]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 17.312081][ T3884] systemd-fstab-g (3884) used greatest stack depth: 23880 bytes left [ 17.785468][ T1] systemd[1]: Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ 17.830537][ T1] systemd[1]: Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Socket (/dev/log). [ 17.880643][ T1] systemd[1]: Listening on udev Control Socket. [ OK ] Listening on udev Control Socket. [ 17.918613][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 17.959214][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 18.004168][ T1] [ 18.006574][ T1] ============================= [ 18.011480][ T1] WARNING: suspicious RCU usage [ 18.016331][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 18.022980][ T1] ----------------------------- [ 18.027825][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 18.037444][ T1] [ 18.037444][ T1] other info that might help us debug this: [ 18.037444][ T1] [ 18.048591][ T1] [ 18.048591][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 18.056944][ T1] 2 locks held by systemd/1: [ 18.061561][ T1] #0: ffff888098ed4450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 18.070969][ T1] #1: ffff888097890190 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 18.081224][ T1] [ 18.081224][ T1] stack backtrace: [ 18.087183][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 18.096767][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.107147][ T1] Call Trace: [ 18.110446][ T1] dump_stack+0x18f/0x20d [ 18.115027][ T1] evm_protected_xattr+0x1c2/0x210 [ 18.120144][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 18.126392][ T1] evm_inode_setxattr+0xc4/0xf0 [ 18.131841][ T1] security_inode_setxattr+0x18f/0x200 [ 18.138136][ T1] vfs_setxattr+0xa7/0xf0 [ 18.143440][ T1] setxattr+0x23d/0x330 [ 18.147836][ T1] ? vfs_setxattr+0xf0/0xf0 [ 18.152512][ T1] ? lock_acquire+0x1f4/0x940 [ 18.160560][ T1] ? mnt_want_write+0x3a/0xb0 [ 18.166055][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 18.171791][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 18.177207][ T1] ? preempt_count_add+0x74/0x140 [ 18.183674][ T1] ? preempt_count_add+0x74/0x140 [ 18.189748][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 18.195398][ T1] path_setxattr+0x170/0x190 [ 18.200002][ T1] ? setxattr+0x330/0x330 [ 18.204401][ T1] ? task_work_run+0x160/0x1b0 [ 18.209288][ T1] __x64_sys_setxattr+0xc0/0x160 [ 18.214516][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 18.219902][ T1] do_syscall_64+0xf6/0x7d0 [ 18.224975][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 18.230972][ T1] RIP: 0033:0x7f38029cb67a [ 18.235387][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 18.255844][ T1] RSP: 002b:00007ffcfe4d6818 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 18.265005][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f38029cb67a [ 18.273282][ T1] RDX: 00007ffcfe4d6890 RSI: 0000555846bfbf9b RDI: 00005558486d3830 [ 18.281353][ T1] RBP: 0000555846bfbf9b R08: 0000000000000000 R09: 0000000000000030 [ 18.289327][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffcfe4d6890 [ 18.297822][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055584866e1d0 [ OK ] Created slice System Slice. Mounting Huge Pages File System... [ OK ] Created slice system-serial\x2dgetty.slice. [ OK ] Listening on Syslog Socket. [ OK ] Reached target Slices. Mounting /sys/kernel/debug... Mounting /sys/kernel/config... [ OK ] Created slice system-getty.slice. Mounting POSIX Message Queue File System... [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on Journal Audit Socket. [ OK ] Listening on Journal Socket. Starting Remount Root and Kernel File Systems... Starting Journal Service... [ OK ] Listening on udev Kernel Socket. [ 19.083215][ T3906] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Reached target Sockets. Starting Load Kernel Modules... Starting Create Static Device Nodes in /dev... [ OK ] Reached target Paths. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ 19.461315][ T3913] systemd-tmpfile (3913) used greatest stack depth: 23048 bytes left [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started 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... [ 21.406926][ T3909] systemd-journald[3909]: Received request to flush runtime journal from PID 1 [ OK ] Started Flush Journal to Persistent Storage. Starting Create Volatile Files and Directories... [ OK ] Started Create Volatile Files and Directories. Starting Update UTMP about System Boot/Shutdown... [ 21.958420][ T1] [ 21.961190][ T1] ============================= [ 21.966387][ T1] WARNING: suspicious RCU usage [ 21.995362][ T1] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 22.009176][ T1] ----------------------------- [ 22.018615][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 22.027566][ T1] [ 22.027566][ T1] other info that might help us debug this: [ 22.027566][ T1] [ 22.054404][ T1] [ 22.054404][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 22.065034][ T1] 4 locks held by systemd/1: [ 22.070898][ T1] #0: ffff8880984ca450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 22.081182][ T1] #1: ffff8880a79cc488 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 22.092288][ T1] #2: ffff8880a89d4da0 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 22.103049][ T1] #3: ffffffff8a05e288 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 22.123627][ T1] [ 22.123627][ T1] stack backtrace: [ 22.135730][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 22.146263][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.159426][ T1] Call Trace: [ 22.163188][ T1] dump_stack+0x18f/0x20d [ 22.167640][ T1] match_exception_partial+0x2ee/0x340 [ 22.173120][ T1] verify_new_ex+0x176/0x3a0 [ 22.177909][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 22.183747][ T1] ? lock_acquire+0x1f4/0x940 [ 22.188743][ T1] ? kernfs_fop_write+0x1db/0x490 [ 22.194714][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 22.199940][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 22.205008][ T1] ? lock_downgrade+0x840/0x840 [ 22.210169][ T1] cgroup_file_write+0x20d/0x710 [ 22.216269][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 22.222943][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 22.229025][ T1] ? __might_fault+0x190/0x1d0 [ 22.235039][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 22.240528][ T1] kernfs_fop_write+0x268/0x490 [ 22.245968][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 22.251035][ T1] __vfs_write+0x76/0x100 [ 22.255492][ T1] vfs_write+0x268/0x5d0 [ 22.259843][ T1] ksys_write+0x12d/0x250 [ 22.264184][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 22.269136][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 22.274972][ T1] do_syscall_64+0xf6/0x7d0 [ 22.279502][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 22.285399][ T1] RIP: 0033:0x7f38029bf970 [ 22.290078][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 22.312030][ T1] RSP: 002b:00007ffcfe4d63d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 22.324102][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f38029bf970 [ 22.336688][ T1] RDX: 000000000000000a RSI: 000055584867d5c0 RDI: 0000000000000026 [ 22.346050][ T1] RBP: 000055584867d5c0 R08: 00005558486d8010 R09: 00007f38043f5500 [ 22.355079][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 22.364367][ T1] R13: 0000000000000001 R14: 00005558486d7f30 R15: 000000000000000a [ 22.513533][ T3961] [ 22.516142][ T3961] ============================= [ 22.523047][ T3961] WARNING: suspicious RCU usage [ 22.531841][ T3961] 5.7.0-rc3-next-20200430-syzkaller #0 Not tainted [ 22.539308][ T3961] ----------------------------- [ 22.544947][ T3961] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 22.558291][ T3961] [ 22.558291][ T3961] other info that might help us debug this: [ 22.558291][ T3961] [ 22.571034][ T3961] [ 22.571034][ T3961] rcu_scheduler_active = 2, debug_locks = 1 [ 22.581912][ T3961] 1 lock held by ip/3961: [ 22.586273][ T3961] #0: ffffffff8a7b2d48 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 22.596666][ T3961] [ 22.596666][ T3961] stack backtrace: [ 22.603153][ T3961] CPU: 0 PID: 3961 Comm: ip Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 22.611922][ T3961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.621987][ T3961] Call Trace: [ 22.625291][ T3961] dump_stack+0x18f/0x20d [ 22.629636][ T3961] bpq_device_event+0x609/0x75a [ 22.634524][ T3961] notifier_call_chain+0xc0/0x230 [ 22.639704][ T3961] call_netdevice_notifiers_info+0xb5/0x130 [ 22.645656][ T3961] __dev_notify_flags+0x121/0x2c0 [ 22.650704][ T3961] ? dev_change_name+0x700/0x700 [ 22.655770][ T3961] ? dev_set_allmulti+0x30/0x30 [ 22.660636][ T3961] ? print_usage_bug+0x240/0x240 [ 22.665749][ T3961] dev_change_flags+0x100/0x160 [ 22.670966][ T3961] do_setlink+0xa1c/0x35d0 [ 22.675512][ T3961] ? mark_lock+0x129/0x1390 [ 22.680037][ T3961] ? rtnl_getlink+0xab0/0xab0 [ 22.684729][ T3961] ? print_usage_bug+0x240/0x240 [ 22.689682][ T3961] ? mark_lock+0x129/0x1390 [ 22.694201][ T3961] ? mark_lock+0x129/0x1390 [ 22.698726][ T3961] ? __lock_acquire+0xca1/0x3f20 [ 22.703698][ T3961] ? memset+0x20/0x40 [ 22.707704][ T3961] ? __nla_validate_parse+0x2af/0x1cc0 [ 22.713194][ T3961] ? mark_held_locks+0xe0/0xe0 [ 22.717970][ T3961] ? deref_stack_reg+0xaa/0xe0 [ 22.722747][ T3961] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 22.729347][ T3961] ? nla_memcpy+0xa0/0xa0 [ 22.733697][ T3961] ? mark_held_locks+0xe0/0xe0 [ 22.738895][ T3961] ? deref_stack_reg+0xaa/0xe0 [ 22.743802][ T3961] __rtnl_newlink+0xad0/0x1590 [ 22.749300][ T3961] ? rtnl_link_unregister+0x240/0x240 [ 22.754806][ T3961] ? is_bpf_text_address+0xcb/0x160 [ 22.760028][ T3961] ? kernel_text_address+0x6e/0xe0 [ 22.765165][ T3961] ? __kernel_text_address+0x9/0x30 [ 22.770385][ T3961] ? unwind_get_return_address+0x5a/0xa0 [ 22.776066][ T3961] ? profile_setup.cold+0xc1/0xc1 [ 22.781097][ T3961] ? arch_stack_walk+0x97/0xf0 [ 22.785888][ T3961] ? stack_trace_save+0x8c/0xc0 [ 22.790754][ T3961] ? stack_trace_consume_entry+0x160/0x160 [ 22.796714][ T3961] ? rtnl_newlink+0x46/0xa0 [ 22.801240][ T3961] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 22.806805][ T3961] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 22.812800][ T3961] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 22.819009][ T3961] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 22.824595][ T3961] rtnl_newlink+0x64/0xa0 [ 22.828946][ T3961] ? __rtnl_newlink+0x1590/0x1590 [ 22.833987][ T3961] rtnetlink_rcv_msg+0x44e/0xad0 [ 22.839079][ T3961] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.844397][ T3961] ? lock_acquire+0x1f4/0x940 [ 22.849094][ T3961] ? netlink_deliver_tap+0x146/0xcc0 [ 22.854407][ T3961] netlink_rcv_skb+0x15a/0x430 [ 22.859301][ T3961] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 22.864607][ T3961] ? netlink_ack+0xa60/0xa60 [ 22.869222][ T3961] ? netlink_deliver_tap+0x236/0xcc0 [ 22.874534][ T3961] netlink_unicast+0x537/0x740 [ 22.879328][ T3961] ? netlink_attachskb+0x810/0x810 [ 22.884452][ T3961] ? _copy_from_iter_full+0x25c/0x870 [ 22.889834][ T3961] ? __phys_addr_symbol+0x2c/0x70 [ 22.894870][ T3961] ? __check_object_size+0x171/0x437 [ 22.900176][ T3961] netlink_sendmsg+0x882/0xe10 [ 22.904956][ T3961] ? aa_af_perm+0x260/0x260 [ 22.909568][ T3961] ? netlink_unicast+0x740/0x740 [ 22.914529][ T3961] ? netlink_unicast+0x740/0x740 [ 22.919490][ T3961] sock_sendmsg+0xcf/0x120 [ 22.923953][ T3961] ____sys_sendmsg+0x6bf/0x7e0 [ 22.928732][ T3961] ? mark_held_locks+0xe0/0xe0 [ 22.933514][ T3961] ? kernel_sendmsg+0x50/0x50 [ 22.938222][ T3961] ? find_held_lock+0x2d/0x110 [ 22.943004][ T3961] ? mark_lock+0x129/0x1390 [ 22.947538][ T3961] ___sys_sendmsg+0x100/0x170 [ 22.952373][ T3961] ? sendmsg_copy_msghdr+0x70/0x70 [ 22.957525][ T3961] ? migration_entry_to_page+0x310/0x310 [ 22.963185][ T3961] ? do_raw_spin_unlock+0x171/0x260 [ 22.968667][ T3961] ? find_held_lock+0x2d/0x110 [ 22.973449][ T3961] ? do_page_fault+0x59e/0x13da [ 22.978325][ T3961] ? vm_insert_pages+0x6a0/0x6a0 [ 22.983291][ T3961] ? lock_downgrade+0x840/0x840 [ 22.988167][ T3961] ? __fget_light+0x1ab/0x270 [ 22.992867][ T3961] __sys_sendmsg+0xec/0x1b0 [ 22.997393][ T3961] ? __sys_sendmsg_sock+0xb0/0xb0 [ 23.002429][ T3961] ? down_read_nested+0x430/0x430 [ 23.007472][ T3961] ? trace_hardirqs_off_caller+0x55/0x230 [ 23.013207][ T3961] ? do_syscall_64+0x21/0x7d0 [ 23.017905][ T3961] do_syscall_64+0xf6/0x7d0 [ 23.022435][ T3961] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 23.028340][ T3961] RIP: 0033:0x7f54d4400dc7 [ 23.032773][ T3961] 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 [ 23.052387][ T3961] RSP: 002b:00007ffd56173578 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 23.060812][ T3961] RAX: ffffffffffffffda RBX: 000000005eaadc5a RCX: 00007f54d4400dc7 [ 23.068799][ T3961] RDX: 0000000000000000 RSI: 00007ffd561735c0 RDI: 0000000000000003 [ 23.076791][ T3961] RBP: 00007ffd561735c0 R08: 0000000000001000 R09: fefefeff77686d74 [ 23.085003][ T3961] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffd56173600 [ 23.093175][ T3961] R13: 000055e2a74c83c0 R14: 00007ffd5617b680 R15: 0000000000000000 Starting Network Time Synchronization... [ 23.616052][ T3961] ip (3961) used greatest stack depth: 23040 bytes left [ OK ] Started Update UTMP about System Boot/Shutdown. [ 24.875625][ C1] random: crng init done [ 24.880000][ C1] random: 7 urandom warning(s) missed due to ratelimiting [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (17s / no limit) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (23s / no limit) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. Starting OpenBSD Secure Shell server... Starting getty on tty2-tty6 if dbus and logind are not available... [ OK ] Started Daily Cleanup of Temporary Directories. Starting System Logging Service... [ OK ] Started Regular background program processing daemon. Starting Permit User Sessions... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Started System Logging Service. [ OK ] Started Permit User Sessions. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty2. [ OK ] Found device /dev/ttyS0. [ 47.762986][ T6602] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 47.775521][ T6602] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 47.784607][ T6602] CPU: 1 PID: 6602 Comm: sshd Not tainted 5.7.0-rc3-next-20200430-syzkaller #0 [ 47.794628][ T6602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.807493][ T6602] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 47.813870][ T6602] 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 [ 47.839480][ T6602] RSP: 0018:ffffc90003987450 EFLAGS: 00010206 [ 47.846623][ T6602] RAX: dffffc0000000000 RBX: ffff888098c8c000 RCX: ffffffff8363aeea [ 47.856060][ T6602] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 47.864587][ T6602] RBP: 1ffff92000730e8b R08: ffff888094db0280 R09: fffffbfff1559772 [ 47.873383][ T6602] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff888094322fea [ 47.882037][ T6602] R13: ffff888094322000 R14: 00000000000019ca R15: 0000000000000000 [ 47.892867][ T6602] FS: 00007f727613d8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 47.902639][ T6602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.909588][ T6602] CR2: 000055f6365188f5 CR3: 00000000a0c05000 CR4: 00000000001406e0 [ 47.917747][ T6602] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.925920][ T6602] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.934675][ T6602] Call Trace: [ 47.938119][ T6602] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 47.944164][ T6602] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 47.951051][ T6602] ? __kmalloc+0x62f/0x7a0 [ 47.955941][ T6602] ? tomoyo_realpath_from_path+0xc2/0x620 [ 47.961950][ T6602] ? lock_release+0x800/0x800 [ 47.966854][ T6602] ? __lock_acquire+0x2018/0x3f20 [ 47.972434][ T6602] tomoyo_realpath_from_path+0x393/0x620 [ 47.978091][ T6602] tomoyo_path_number_perm+0x1c2/0x4d0 [ 47.984307][ T6602] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 47.990639][ T6602] ? tomoyo_execute_permission+0x470/0x470 [ 47.997924][ T6602] ? d_alloc_parallel+0x785/0x1b10 [ 48.005895][ T6602] ? d_alloc_parallel+0x9ea/0x1b10 [ 48.011291][ T6602] ? rcu_read_lock_held_common+0x130/0x130 [ 48.017123][ T6602] ? print_usage_bug+0x240/0x240 [ 48.022499][ T6602] tomoyo_path_mknod+0x10d/0x190 [ 48.027752][ T6602] ? tomoyo_path_chown+0x1b0/0x1b0 [ 48.033962][ T6602] ? mark_held_locks+0x9f/0xe0 [ 48.039377][ T6602] ? d_lookup+0xec/0x250 [ 48.043914][ T6602] security_path_mknod+0x116/0x180 [ 48.049905][ T6602] lookup_open+0x5ae/0x1320 [ 48.054554][ T6602] ? page_put_link+0x210/0x210 [ 48.059583][ T6602] ? preempt_count_add+0x74/0x140 [ 48.065221][ T6602] ? __mnt_want_write+0x1da/0x2c0 [ 48.070348][ T6602] path_openat+0x93c/0x27f0 [ 48.075081][ T6602] ? path_lookupat.isra.0+0x530/0x530 [ 48.081070][ T6602] ? up_read+0x1a8/0x750 [ 48.085774][ T6602] ? mark_held_locks+0xe0/0xe0 [ 48.091018][ T6602] ? down_read_nested+0x430/0x430 [ 48.096615][ T6602] do_filp_open+0x192/0x260 [ 48.101974][ T6602] ? may_open_dev+0xf0/0xf0 [ 48.106954][ T6602] ? simple_attr_release+0x40/0x40 [ 48.113584][ T6602] ? _raw_spin_unlock+0x24/0x40 [ 48.118790][ T6602] ? __alloc_fd+0x46d/0x600 [ 48.124215][ T6602] do_sys_openat2+0x585/0x7d0 [ 48.129190][ T6602] ? file_open_root+0x400/0x400 [ 48.135082][ T6602] ? up_read+0x1a8/0x750 [ 48.139831][ T6602] do_sys_open+0xc3/0x140 [ 48.145628][ T6602] ? filp_open+0x70/0x70 [ 48.150154][ T6602] ? handle_mm_fault+0x29e/0x660 [ 48.157009][ T6602] ? trace_hardirqs_off_caller+0x55/0x230 [ 48.163217][ T6602] do_syscall_64+0xf6/0x7d0 [ 48.167828][ T6602] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 48.174602][ T6602] RIP: 0033:0x7f72742a66f0 [ 48.180037][ T6602] Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 19 30 2c 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 fe 9d 01 00 48 89 04 24 [ 48.206556][ T6602] RSP: 002b:00007ffe20c49528 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 48.215894][ T6602] RAX: ffffffffffffffda RBX: 000055f637a6dfc0 RCX: 00007f72742a66f0 [ 48.228208][ T6602] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055f6365188f5 [ 48.236955][ T6602] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 48.246510][ T6602] R10: 0000000000000240 R11: 0000000000000246 R12: 000055f6364e951e [ 48.255403][ T6602] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 48.264640][ T6602] Modules linked in: [ 50.036098][ T6602] ---[ end trace 3642728b2cd49120 ]--- [ 50.043741][ T6602] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 50.074917][ T6602] 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 [ 50.119197][ T6602] RSP: 0018:ffffc90003987450 EFLAGS: 00010206 [ 50.129226][ T6602] RAX: dffffc0000000000 RBX: ffff888098c8c000 RCX: ffffffff8363aeea [ 50.166629][ T6602] RDX: 0000000000000005 RSI: ffffffff8363aef8 RDI: 0000000000000028 [ 50.210669][ T6602] RBP: 1ffff92000730e8b R08: ffff888094db0280 R09: fffffbfff1559772 [ 50.229030][ T6602] R10: ffffffff8aacbb8f R11: fffffbfff1559771 R12: ffff888094322fea [ 50.270515][ T6602] R13: ffff888094322000 R14: 00000000000019ca R15: 0000000000000000 [ 50.283254][ T6602] FS: 00007f727613d8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 50.344307][ T6602] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.353566][ T6602] CR2: 0000555846bfb0e7 CR3: 00000000a0c05000 CR4: 00000000001406e0 [ 50.362144][ T6602] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 50.440430][ T6602] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 50.482057][ T6602] Kernel panic - not syncing: Fatal exception [ 50.490694][ T6602] Kernel Offset: disabled [ 50.495196][ T6602] Rebooting in 86400 seconds..