[ 0.000000][ T0] Linux version 5.7.0-rc4-next-20200505-syzkaller (syzkaller@syzkaller) (gcc (GCC) 9.0.0 20181231 (experimental), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000004][ T0] kvm-clock: cpu 0, msr be49001, primary cpu clock [ 0.000004][ T0] kvm-clock: using sched offset of 3692150262 cycles [ 0.001090][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004121][ T0] tsc: Detected 2300.000 MHz processor [ 0.006821][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.008013][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.009175][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.016121][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.017127][ T0] check: Scanning 1 areas for low memory corruption [ 0.018251][ T0] Using GB pages for direct mapping [ 0.021257][ T0] ACPI: Early table checksum verification disabled [ 0.022600][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.023733][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025323][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026646][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028025][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028900][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029755][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.031175][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032573][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.034225][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.036205][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.037130][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.037900][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.039071][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.040254][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.041515][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.043251][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.044970][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.046157][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.047893][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.050347][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.102996][ T0] Zone ranges: [ 0.103633][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.105191][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.106407][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.107394][ T0] Device empty [ 0.107875][ T0] Movable zone start for each node [ 0.108559][ T0] Early memory node ranges [ 0.109276][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.110302][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.111427][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.112644][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.113603][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.113609][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.145482][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.601575][ T0] kasan: KernelAddressSanitizer initialized [ 0.603193][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.604040][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.605035][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.607144][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.608203][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.609258][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.612230][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.613740][ T0] Using ACPI (MADT) for SMP configuration information [ 0.615680][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.616820][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.618873][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.620207][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.621429][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.623027][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.624262][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.625511][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.627838][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.629247][ T0] Booting paravirtualized kernel on KVM [ 0.630168][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.686833][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.689444][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.691069][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.692142][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.693269][ T0] Policy zone: Normal [ 0.694239][ 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 [ 0.706624][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.604113][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17348K rwdata, 21728K rodata, 2784K init, 24476K bss, 1402688K reserved, 0K cma-reserved) [ 1.612557][ T0] Running RCU self tests [ 1.613473][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.614563][ T0] rcu: RCU lockdep checking is enabled. [ 1.615741][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.617006][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.618065][ T0] Trampoline variant of Tasks RCU enabled. [ 1.619612][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.620729][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.629789][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.631513][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.635824][ T0] Console: colour VGA+ 80x25 [ 1.637766][ T0] printk: console [ttyS0] enabled [ 1.637766][ T0] printk: console [ttyS0] enabled [ 1.639116][ T0] printk: bootconsole [earlyser0] disabled [ 1.639116][ T0] printk: bootconsole [earlyser0] disabled [ 1.641015][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.642473][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.643148][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.643858][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.644684][ T0] ... CLASSHASH_SIZE: 4096 [ 1.645614][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.646703][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.647442][ T0] ... CHAINHASH_SIZE: 32768 [ 1.648300][ T0] memory used by lock dependency info: 6301 kB [ 1.649381][ T0] memory used for stack traces: 4224 kB [ 1.651035][ T0] per task-struct memory footprint: 1920 bytes [ 1.652261][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.653902][ T0] ACPI: Core revision 20200326 [ 1.656719][ T0] APIC: Switch to symmetric I/O mode setup [ 1.658210][ T0] x2apic enabled [ 1.660558][ T0] Switched APIC routing to physical x2apic. [ 1.664996][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.666610][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.668345][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.670017][ T0] pid_max: default: 32768 minimum: 301 [ 1.672124][ T0] LSM: Security Framework initializing [ 1.673111][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.678500][ T0] Yama: becoming mindful. [ 1.679352][ T0] TOMOYO Linux initialized [ 1.681246][ T0] AppArmor: AppArmor initialized [ 1.695366][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.701203][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.703220][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.704698][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.710161][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.711583][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.712836][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.714209][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.714248][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.717473][ T0] MDS: Mitigation: Clear CPU buffers [ 1.719136][ T0] Freeing SMP alternatives memory: 96K [ 1.842465][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.845713][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.848333][ T1] rcu: Hierarchical SRCU implementation. [ 1.848333][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.848835][ T1] smp: Bringing up secondary CPUs ... [ 1.854948][ T1] x86: Booting SMP configuration: [ 1.855853][ T1] .... node #0, CPUs: #1 [ 0.036986][ T0] kvm-clock: cpu 1, msr be49041, secondary cpu clock [ 1.858799][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 1.861229][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.861973][ T1] smpboot: Max logical packages: 1 [ 1.862708][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.865760][ T1] devtmpfs: initialized [ 1.868701][ T1] x86/mm: Memory block size: 128MB [ 1.898673][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.898584][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.901272][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.903565][ T1] xor: automatically using best checksumming function avx [ 1.905805][ T1] PM: RTC time: 12:17:16, date: 2020-05-05 [ 1.906867][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.906872][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.911241][ T1] NET: Registered protocol family 16 [ 1.917803][ T1] audit: initializing netlink subsys (disabled) [ 1.918520][ T27] audit: type=2000 audit(1588681036.240:1): state=initialized audit_enabled=0 res=1 [ 1.926595][ T1] cpuidle: using governor menu [ 1.931557][ T1] ACPI: bus type PCI registered [ 1.934180][ T1] dca service started, version 1.12.1 [ 1.935855][ T1] PCI: Using configuration type 1 for base access [ 2.000984][ T163] kworker/u4:3 (163) used greatest stack depth: 27376 bytes left [ 2.060432][ T248] kworker/u4:4 (248) used greatest stack depth: 27336 bytes left [ 2.250780][ T679] kworker/u4:0 (679) used greatest stack depth: 26160 bytes left [ 2.480298][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.483257][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.483257][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.509790][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.708380][ T1] raid6: avx2x4 gen() 10072 MB/s [ 2.878396][ T1] raid6: avx2x4 xor() 5164 MB/s [ 3.047949][ T1] raid6: avx2x2 gen() 6786 MB/s [ 3.217926][ T1] raid6: avx2x2 xor() 3146 MB/s [ 3.388383][ T1] raid6: avx2x1 gen() 3944 MB/s [ 3.558360][ T1] raid6: avx2x1 xor() 1750 MB/s [ 3.728351][ T1] raid6: sse2x4 gen() 5189 MB/s [ 3.898366][ T1] raid6: sse2x4 xor() 2758 MB/s [ 4.067914][ T1] raid6: sse2x2 gen() 3403 MB/s [ 4.237918][ T1] raid6: sse2x2 xor() 1601 MB/s [ 4.407938][ T1] raid6: sse2x1 gen() 1913 MB/s [ 4.577922][ T1] raid6: sse2x1 xor() 881 MB/s [ 4.578361][ T1] raid6: using algorithm avx2x4 gen() 10072 MB/s [ 4.579807][ T1] raid6: .... xor() 5164 MB/s, rmw enabled [ 4.581809][ T1] raid6: using avx2x2 recovery algorithm [ 4.584560][ T1] ACPI: Added _OSI(Module Device) [ 4.585690][ T1] ACPI: Added _OSI(Processor Device) [ 4.588361][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.589610][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.591164][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.593147][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.594473][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.650977][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.710439][ T1] ACPI: Interpreter enabled [ 4.713142][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.714496][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.715969][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.721003][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.830095][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.832352][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.836560][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.844306][ T1] PCI host bridge to bus 0000:00 [ 4.845584][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.848392][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.850223][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.852447][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.855057][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.857586][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.858657][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.866532][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.892545][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.918531][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.924798][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.934878][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.942136][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.963802][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.975388][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.983225][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 5.008974][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 5.018333][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 5.032433][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.070540][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.077028][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.081991][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.088917][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.094880][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.107726][ T1] iommu: Default domain type: Translated [ 5.108825][ T1] vgaarb: loaded [ 5.118690][ T1] SCSI subsystem initialized [ 5.120424][ T1] ACPI: bus type USB registered [ 5.122100][ T1] usbcore: registered new interface driver usbfs [ 5.123906][ T1] usbcore: registered new interface driver hub [ 5.125374][ T1] usbcore: registered new device driver usb [ 5.130258][ T1] mc: Linux media interface: v0.10 [ 5.132703][ T1] videodev: Linux video capture interface: v2.00 [ 5.136447][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.138570][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.141917][ T1] PTP clock support registered [ 5.144421][ T1] EDAC MC: Ver: 3.0.0 [ 5.152030][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.154161][ T1] PCI: Using ACPI for IRQ routing [ 5.161198][ T1] Bluetooth: Core ver 2.22 [ 5.162674][ T1] NET: Registered protocol family 31 [ 5.164159][ T1] Bluetooth: HCI device and connection manager initialized [ 5.166486][ T1] Bluetooth: HCI socket layer initialized [ 5.167650][ T1] Bluetooth: L2CAP socket layer initialized [ 5.168531][ T1] Bluetooth: SCO socket layer initialized [ 5.169663][ T1] NET: Registered protocol family 8 [ 5.170549][ T1] NET: Registered protocol family 20 [ 5.172439][ T1] NetLabel: Initializing [ 5.173613][ T1] NetLabel: domain hash size = 128 [ 5.174522][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.176846][ T1] NetLabel: unlabeled traffic allowed by default [ 5.180072][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.181993][ T1] NET: Registered protocol family 39 [ 5.183895][ T1] clocksource: Switched to clocksource kvm-clock [ 7.984600][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.985804][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.987819][ T1] FS-Cache: Loaded [ 7.990477][ T1] CacheFiles: Loaded [ 7.992457][ T1] TOMOYO: 2.6.0 [ 7.992964][ T1] Mandatory Access Control activated. [ 7.996141][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.998342][ T1] pnp: PnP ACPI init [ 8.013583][ T1] pnp: PnP ACPI: found 7 devices [ 8.067696][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 8.071220][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 8.073619][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 8.075477][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 8.077611][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 8.080816][ T1] NET: Registered protocol family 2 [ 8.084939][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 8.089948][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 8.097883][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 8.103621][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.107506][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.111316][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 8.114755][ T1] [ 8.116337][ T1] ============================= [ 8.117323][ T1] WARNING: suspicious RCU usage [ 8.119390][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 8.120964][ T1] ----------------------------- [ 8.122359][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 8.123637][ T1] [ 8.123637][ T1] other info that might help us debug this: [ 8.123637][ T1] [ 8.125712][ T1] [ 8.125712][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 8.127463][ T1] 1 lock held by swapper/0/1: [ 8.128630][ T1] #0: ffffffff8a7a9870 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 8.130834][ T1] [ 8.130834][ T1] stack backtrace: [ 8.132016][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 8.133723][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.136294][ T1] Call Trace: [ 8.137101][ T1] dump_stack+0x18f/0x20d [ 8.138463][ T1] ipmr_get_table+0x130/0x160 [ 8.138602][ T1] ipmr_net_init+0x133/0x430 [ 8.138602][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.138602][ T1] ops_init+0xaf/0x420 [ 8.138602][ T1] register_pernet_operations+0x346/0x840 [ 8.138602][ T1] ? setup_net+0x860/0x860 [ 8.138602][ T1] ? down_write_killable+0x170/0x170 [ 8.138602][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.138602][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.138602][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.138602][ T1] register_pernet_subsys+0x25/0x40 [ 8.138602][ T1] ip_mr_init+0x36/0x168 [ 8.138602][ T1] inet_init+0x298/0x424 [ 8.138602][ T1] do_one_initcall+0x10a/0x7d0 [ 8.138602][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.138602][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.138602][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.138602][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.138602][ T1] kernel_init_freeable+0x501/0x5ae [ 8.138602][ T1] ? rest_init+0x365/0x365 [ 8.138602][ T1] kernel_init+0xd/0x1bb [ 8.138602][ T1] ret_from_fork+0x24/0x30 [ 8.166509][ T1] NET: Registered protocol family 1 [ 8.171123][ T1] RPC: Registered named UNIX socket transport module. [ 8.172758][ T1] RPC: Registered udp transport module. [ 8.173996][ T1] RPC: Registered tcp transport module. [ 8.175018][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.178322][ T1] NET: Registered protocol family 44 [ 8.180160][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.182046][ T1] PCI: CLS 0 bytes, default 64 [ 8.186992][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.188952][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.194806][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.200321][ T1] kvm: already loaded the other module [ 8.201568][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.204061][ T1] clocksource: Switched to clocksource tsc [ 8.205293][ T1] mce: Machine check injector initialized [ 8.210914][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.279328][ T1] Initialise system trusted keyrings [ 8.282030][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.284518][ T1] zbud: loaded [ 8.291473][ T1] DLM installed [ 8.295165][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.302762][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.306100][ T1] NFS: Registering the id_resolver key type [ 8.307811][ T1] Key type id_resolver registered [ 8.309643][ T1] Key type id_legacy registered [ 8.310791][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.312129][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.319374][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.322985][ T1] Key type cifs.spnego registered [ 8.324099][ T1] Key type cifs.idmap registered [ 8.325153][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.327646][ T1] fuse: init (API version 7.31) [ 8.331300][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.344910][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.350330][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.352238][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.354409][ T1] ocfs2: Registered cluster interface o2cb [ 8.356698][ T1] ocfs2: Registered cluster interface user [ 8.358930][ T1] OCFS2 User DLM kernel interface loaded [ 8.370165][ T1] gfs2: GFS2 installed [ 8.374199][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.375918][ T1] ceph: loaded (mds proto 32) [ 8.388100][ T1] NET: Registered protocol family 38 [ 8.389941][ T1] async_tx: api initialized (async) [ 8.391316][ T1] Key type asymmetric registered [ 8.392941][ T1] Asymmetric key parser 'x509' registered [ 8.393993][ T1] Asymmetric key parser 'pkcs8' registered [ 8.395776][ T1] Key type pkcs7_test registered [ 8.396915][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.399375][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.401918][ T1] io scheduler mq-deadline registered [ 8.402704][ T1] io scheduler kyber registered [ 8.404355][ T1] io scheduler bfq registered [ 8.419115][ T1] hgafb: HGA card not detected. [ 8.420656][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.422780][ T1] usbcore: registered new interface driver udlfb [ 8.426473][ T1] uvesafb: failed to execute /sbin/v86d [ 8.427675][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.429755][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.432086][ T1] uvesafb: vbe_init() failed with -22 [ 8.433413][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.435559][ T1] vga16fb: mapped to 0x0000000071f5ad98 [ 8.502706][ T1] Console: switching to colour frame buffer device 80x30 [ 8.792721][ T1] fb0: VGA16 VGA frame buffer device [ 8.795663][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.809174][ T1] ACPI: Power Button [PWRF] [ 8.811685][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.813887][ T1] ACPI: Sleep Button [SLPF] [ 8.821415][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.836889][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.838670][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.855424][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.857148][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.877524][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.879401][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.182984][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.185319][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.188029][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.197140][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.204753][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.212468][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.220479][ T1] Cyclades driver 2.6 [ 9.222328][ T1] Initializing Nozomi driver 2.1d [ 9.225586][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.227626][ T1] No rocketport ports found; unloading driver [ 9.232733][ T1] Non-volatile memory driver v1.3 [ 9.235927][ T1] Linux agpgart interface v0.103 [ 9.247386][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.250480][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.255337][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.258050][ T1] usbcore: registered new interface driver udl [ 9.310331][ T1] brd: module loaded [ 9.348059][ T1] loop: module loaded [ 9.516013][ T1] zram: Added device: zram0 [ 9.524252][ T1] null_blk: module loaded [ 9.532489][ T1] nfcsim 0.2 initialized [ 9.536607][ T1] Loading iSCSI transport class v2.0-870. [ 9.564054][ T1] scsi host0: Virtio SCSI HBA [ 9.612120][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.615702][ T7] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.640059][ T1] slram: not enough parameters. [ 9.651845][ T1] ftl_cs: FTL header not found. [ 9.701673][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.704495][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.707908][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.721731][ T1] MACsec IEEE 802.1AE [ 9.724532][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.792177][ T1] vcan: Virtual CAN interface driver [ 9.793990][ T1] vxcan: Virtual CAN Tunnel driver [ 9.795797][ T1] slcan: serial line CAN interface driver [ 9.797522][ T1] slcan: 10 dynamic interface channels. [ 9.798919][ T1] CAN device driver interface [ 9.801565][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.805051][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.807476][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.809634][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.812178][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.813839][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.817720][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.819772][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.821201][ T1] AX.25: bpqether driver version 004 [ 9.822101][ T1] PPP generic driver version 2.4.2 [ 9.824559][ T1] PPP BSD Compression module registered [ 9.826453][ T1] PPP Deflate Compression module registered [ 9.827897][ T1] PPP MPPE Compression module registered [ 9.829186][ T1] NET: Registered protocol family 24 [ 9.830999][ T1] PPTP driver version 0.8.5 [ 9.833377][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.836216][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.838598][ T1] SLIP linefill/keepalive option. [ 9.840229][ T1] hdlc: HDLC support module revision 1.22 [ 9.841786][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.844579][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.846350][ T1] LAPB Ethernet driver version 0.02 [ 9.847963][ T1] usbcore: registered new interface driver rndis_wlan [ 9.850395][ T1] mac80211_hwsim: initializing netlink [ 9.884377][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.900362][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.918937][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.924256][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.927116][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.932823][ T1] usbcore: registered new interface driver pegasus [ 9.935430][ T1] usbcore: registered new interface driver rtl8150 [ 9.938329][ T1] usbcore: registered new interface driver r8152 [ 9.940778][ T1] usbcore: registered new interface driver asix [ 9.942665][ T1] usbcore: registered new interface driver ax88179_178a [ 9.945204][ T1] usbcore: registered new interface driver cdc_ether [ 9.946981][ T1] usbcore: registered new interface driver dm9601 [ 9.949019][ T1] usbcore: registered new interface driver smsc75xx [ 9.951942][ T1] usbcore: registered new interface driver smsc95xx [ 9.954239][ T1] usbcore: registered new interface driver net1080 [ 9.957214][ T1] usbcore: registered new interface driver rndis_host [ 9.960992][ T1] usbcore: registered new interface driver cdc_subset [ 9.963682][ T1] usbcore: registered new interface driver zaurus [ 9.966074][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.968800][ T1] usbcore: registered new interface driver cdc_ncm [ 9.971351][ T1] usbcore: registered new interface driver cdc_mbim [ 9.982429][ T1] VFIO - User Level meta-driver version: 0.3 [ 10.001110][ T1] aoe: AoE v85 initialised. [ 10.006554][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 10.014108][ T1] ehci-pci: EHCI PCI platform driver [ 10.016450][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 10.018640][ T1] ohci-pci: OHCI PCI platform driver [ 10.020017][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 10.022503][ T1] usbcore: registered new interface driver cdc_acm [ 10.024493][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 10.027178][ T1] usbcore: registered new interface driver usblp [ 10.030947][ T1] usbcore: registered new interface driver cdc_wdm [ 10.033481][ T1] usbcore: registered new interface driver uas [ 10.035744][ T1] usbcore: registered new interface driver usb-storage [ 10.038028][ T1] usbcore: registered new interface driver ums-realtek [ 10.041944][ T1] usbcore: registered new interface driver usbserial_generic [ 10.045463][ T1] usbserial: USB Serial support registered for generic [ 10.048611][ T1] usbcore: registered new interface driver ch341 [ 10.050943][ T1] usbserial: USB Serial support registered for ch341-uart [ 10.053466][ T1] usbcore: registered new interface driver cp210x [ 10.056006][ T1] usbserial: USB Serial support registered for cp210x [ 10.059947][ T1] usbcore: registered new interface driver ftdi_sio [ 10.062053][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 10.064968][ T1] usbcore: registered new interface driver keyspan [ 10.067205][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 10.070899][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 10.074386][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 10.076622][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 10.083097][ T1] usbcore: registered new interface driver option [ 10.084433][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 10.085869][ T1] usbcore: registered new interface driver oti6858 [ 10.087224][ T1] usbserial: USB Serial support registered for oti6858 [ 10.088592][ T1] usbcore: registered new interface driver pl2303 [ 10.089864][ T1] usbserial: USB Serial support registered for pl2303 [ 10.091874][ T1] usbcore: registered new interface driver qcserial [ 10.093776][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 10.096192][ T1] usbcore: registered new interface driver sierra [ 10.097556][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 10.100277][ T1] usbcore: registered new interface driver usb_serial_simple [ 10.102108][ T1] usbserial: USB Serial support registered for carelink [ 10.104611][ T1] usbserial: USB Serial support registered for zio [ 10.105921][ T1] usbserial: USB Serial support registered for funsoft [ 10.107446][ T1] usbserial: USB Serial support registered for flashloader [ 10.109906][ T1] usbserial: USB Serial support registered for google [ 10.111729][ T1] usbserial: USB Serial support registered for libtransistor [ 10.113192][ T1] usbserial: USB Serial support registered for vivopay [ 10.115650][ T1] usbserial: USB Serial support registered for moto_modem [ 10.117267][ T1] usbserial: USB Serial support registered for motorola_tetra [ 10.119570][ T1] usbserial: USB Serial support registered for novatel_gps [ 10.121185][ T1] usbserial: USB Serial support registered for hp4x [ 10.123267][ T1] usbserial: USB Serial support registered for suunto [ 10.124643][ T1] usbserial: USB Serial support registered for siemens_mpi [ 10.131022][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.132563][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 10.139269][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 10.143754][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.145296][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.147299][ T1] usb usb1: Product: Dummy host controller [ 10.149672][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.151194][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 10.156460][ T1] hub 1-0:1.0: USB hub found [ 10.157875][ T1] hub 1-0:1.0: 1 port detected [ 10.167358][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.169399][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 10.172778][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 10.176644][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.178260][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.180271][ T1] usb usb2: Product: Dummy host controller [ 10.181268][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.183078][ C1] random: fast init done [ 10.183792][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 10.187867][ T1] hub 2-0:1.0: USB hub found [ 10.189219][ T1] hub 2-0:1.0: 1 port detected [ 10.193925][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.195551][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 10.198280][ T64] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.201339][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 10.201603][ T64] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.203945][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.206595][ T64] sd 0:0:1:0: [sda] Write Protect is off [ 10.206676][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.209389][ T1] usb usb3: Product: Dummy host controller [ 10.209753][ T7] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.210320][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.213042][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 10.214664][ T64] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.218196][ T1] hub 3-0:1.0: USB hub found [ 10.219583][ T1] hub 3-0:1.0: 1 port detected [ 10.223308][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.225155][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 10.227929][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 10.230786][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.232315][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.232395][ T64] sda: sda1 [ 10.233500][ T1] usb usb4: Product: Dummy host controller [ 10.235030][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.236514][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 10.241037][ T1] hub 4-0:1.0: USB hub found [ 10.242267][ T1] hub 4-0:1.0: 1 port detected [ 10.245713][ T64] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.248217][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.250342][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 10.252232][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 10.254298][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.255581][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.256749][ T1] usb usb5: Product: Dummy host controller [ 10.257559][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.258902][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 10.261562][ T1] hub 5-0:1.0: USB hub found [ 10.262416][ T1] hub 5-0:1.0: 1 port detected [ 10.265493][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.266684][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 10.268138][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 10.271468][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.272756][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.274004][ T1] usb usb6: Product: Dummy host controller [ 10.274903][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.276410][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 10.279878][ T1] hub 6-0:1.0: USB hub found [ 10.280993][ T1] hub 6-0:1.0: 1 port detected [ 10.284138][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.285495][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.287038][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.289272][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.290842][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.292109][ T1] usb usb7: Product: Dummy host controller [ 10.293174][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.295045][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.297728][ T1] hub 7-0:1.0: USB hub found [ 10.300651][ T1] hub 7-0:1.0: 1 port detected [ 10.303724][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.305017][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.306509][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.308503][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.310275][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.311718][ T1] usb usb8: Product: Dummy host controller [ 10.312645][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller dummy_hcd [ 10.313821][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.316584][ T1] hub 8-0:1.0: USB hub found [ 10.317684][ T1] hub 8-0:1.0: 1 port detected [ 10.333629][ T1] using random self ethernet address [ 10.334433][ T1] using random host ethernet address [ 10.337063][ T1] Mass Storage Function, version: 2009/09/11 [ 10.338112][ T1] LUN: removable file: (no medium) [ 10.339282][ T1] no file given for LUN0 [ 10.340132][ T1] printk: console [ttyGS0] disabled [ 10.343295][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.345576][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.347414][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.349437][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.351000][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.352378][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.353649][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.354545][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.355866][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.358912][ T1] hub 9-0:1.0: USB hub found [ 10.360110][ T1] hub 9-0:1.0: 8 ports detected [ 10.365906][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.367765][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.369642][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.371777][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.373228][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.374502][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.375497][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.376853][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.380822][ T1] hub 10-0:1.0: USB hub found [ 10.381711][ T1] hub 10-0:1.0: 8 ports detected [ 10.388863][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.390671][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.392668][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.394316][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.395542][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.396522][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.397790][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.401006][ T1] hub 11-0:1.0: USB hub found [ 10.401917][ T1] hub 11-0:1.0: 8 ports detected [ 10.407325][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.409338][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.410924][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.417101][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.418575][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.419803][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.420831][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.422029][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.424777][ T1] hub 12-0:1.0: USB hub found [ 10.425841][ T1] hub 12-0:1.0: 8 ports detected [ 10.432578][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.434351][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.436358][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.437632][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.439278][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.440439][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.441873][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.444722][ T1] hub 13-0:1.0: USB hub found [ 10.445717][ T1] hub 13-0:1.0: 8 ports detected [ 10.451248][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.452940][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.454791][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.457284][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.458673][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.459840][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.460734][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.462131][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.464764][ T1] hub 14-0:1.0: USB hub found [ 10.465700][ T1] hub 14-0:1.0: 8 ports detected [ 10.472313][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.474141][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.476253][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.477611][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.479718][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.480819][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.482084][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.484956][ T1] hub 15-0:1.0: USB hub found [ 10.486171][ T1] hub 15-0:1.0: 8 ports detected [ 10.492649][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.494414][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.496169][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.500347][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.501790][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.503041][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.504051][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.505383][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.508110][ T1] hub 16-0:1.0: USB hub found [ 10.510167][ T1] hub 16-0:1.0: 8 ports detected [ 10.516510][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.519184][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.521155][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.522420][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.523596][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.524547][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.525750][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.528484][ T1] hub 17-0:1.0: USB hub found [ 10.529404][ T1] hub 17-0:1.0: 8 ports detected [ 10.534669][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.536305][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.538116][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.541340][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.542675][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.543930][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.544852][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.546380][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.549431][ T1] hub 18-0:1.0: USB hub found [ 10.550509][ T1] hub 18-0:1.0: 8 ports detected [ 10.556964][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.559400][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.561636][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.563015][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.564144][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.565275][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.566650][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.570926][ T1] hub 19-0:1.0: USB hub found [ 10.571956][ T1] hub 19-0:1.0: 8 ports detected [ 10.577281][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.580207][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.581968][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.584300][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.585864][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.587058][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.588065][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.589390][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.592050][ T1] hub 20-0:1.0: USB hub found [ 10.592884][ T1] hub 20-0:1.0: 8 ports detected [ 10.600040][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.601756][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.604205][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.605478][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.606778][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.607988][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.609535][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.612183][ T1] hub 21-0:1.0: USB hub found [ 10.613094][ T1] hub 21-0:1.0: 8 ports detected [ 10.619949][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.622655][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.624282][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.626087][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.627808][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.629073][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.630036][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.631413][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.634343][ T1] hub 22-0:1.0: USB hub found [ 10.635368][ T1] hub 22-0:1.0: 8 ports detected [ 10.641996][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.643970][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.646063][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.647295][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.649673][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.650676][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.652004][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.654683][ T1] hub 23-0:1.0: USB hub found [ 10.655736][ T1] hub 23-0:1.0: 8 ports detected [ 10.661277][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.662915][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.664433][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.666298][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.667578][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.670077][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.671101][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.672400][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.675124][ T1] hub 24-0:1.0: USB hub found [ 10.676144][ T1] hub 24-0:1.0: 8 ports detected [ 10.682498][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.684115][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.686142][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.687480][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.689599][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.690698][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.691990][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.694885][ T1] hub 25-0:1.0: USB hub found [ 10.695873][ T1] hub 25-0:1.0: 8 ports detected [ 10.702789][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.704530][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.706082][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.708072][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.709648][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.710975][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.711961][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.713260][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.715889][ T1] hub 26-0:1.0: USB hub found [ 10.716916][ T1] hub 26-0:1.0: 8 ports detected [ 10.723218][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.725719][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.729768][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.732259][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.733601][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.735302][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.736647][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.739780][ T1] hub 27-0:1.0: USB hub found [ 10.740894][ T1] hub 27-0:1.0: 8 ports detected [ 10.746319][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.748115][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.750963][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.753541][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.755112][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.756385][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.757609][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.759102][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.761970][ T1] hub 28-0:1.0: USB hub found [ 10.762911][ T1] hub 28-0:1.0: 8 ports detected [ 10.770476][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.772451][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.774765][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.776323][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.777559][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.778647][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.779994][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.782722][ T1] hub 29-0:1.0: USB hub found [ 10.783986][ T1] hub 29-0:1.0: 8 ports detected [ 10.789689][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.791341][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.792886][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.794886][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.796362][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.797587][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.800135][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.801447][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.804319][ T1] hub 30-0:1.0: USB hub found [ 10.805307][ T1] hub 30-0:1.0: 8 ports detected [ 10.811656][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.813521][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.815542][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.816959][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.819422][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.820482][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.821922][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.824802][ T1] hub 31-0:1.0: USB hub found [ 10.825816][ T1] hub 31-0:1.0: 8 ports detected [ 10.831533][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.833297][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.835044][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.836990][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.839989][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.841160][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.842219][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.843416][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.846114][ T1] hub 32-0:1.0: USB hub found [ 10.847010][ T1] hub 32-0:1.0: 8 ports detected [ 10.854169][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.855977][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.857860][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.860226][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.861660][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.862730][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.863995][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.866797][ T1] hub 33-0:1.0: USB hub found [ 10.867751][ T1] hub 33-0:1.0: 8 ports detected [ 10.874279][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.876258][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.877861][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.879971][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.881732][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.882977][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.883938][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.885408][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.888244][ T1] hub 34-0:1.0: USB hub found [ 10.890321][ T1] hub 34-0:1.0: 8 ports detected [ 10.896936][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.898890][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.900961][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.902362][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.903598][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.904587][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.905823][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.910094][ T1] hub 35-0:1.0: USB hub found [ 10.912519][ T1] hub 35-0:1.0: 8 ports detected [ 10.920123][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.922738][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.925250][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.928504][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.931604][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.933864][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.935463][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.937894][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.941971][ T1] hub 36-0:1.0: USB hub found [ 10.943796][ T1] hub 36-0:1.0: 8 ports detected [ 10.950822][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.952632][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.954919][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.956987][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.961445][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.962771][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.964883][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.968265][ T1] hub 37-0:1.0: USB hub found [ 10.969637][ T1] hub 37-0:1.0: 8 ports detected [ 10.975772][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.977986][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.982569][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.985073][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.987125][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.989181][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.991386][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 10.993160][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.996140][ T1] hub 38-0:1.0: USB hub found [ 10.997539][ T1] hub 38-0:1.0: 8 ports detected [ 11.005945][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.008458][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 11.010849][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 11.012597][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.014265][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 11.015385][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 11.016775][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 11.020470][ T1] hub 39-0:1.0: USB hub found [ 11.021573][ T1] hub 39-0:1.0: 8 ports detected [ 11.027572][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 11.030220][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 11.033012][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 11.035516][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 11.037680][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 11.039563][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 11.041128][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc4-next-20200505-syzkaller vhci_hcd [ 11.043306][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 11.046413][ T1] hub 40-0:1.0: USB hub found [ 11.047704][ T1] hub 40-0:1.0: 8 ports detected [ 11.054481][ T1] usbcore: registered new device driver usbip-host [ 11.061090][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 11.065230][ T1] i8042: Warning: Keylock active [ 11.068273][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 11.070992][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 11.135461][ T1] mousedev: PS/2 mouse device common for all mice [ 11.143436][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 11.150901][ T1] rtc_cmos 00:00: registered as rtc0 [ 11.152628][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 11.154388][ T1] i2c /dev entries driver [ 11.157195][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 11.162256][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 11.164782][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 11.168283][ T1] IR NEC protocol handler initialized [ 11.169929][ T1] IR RC5(x/sz) protocol handler initialized [ 11.171664][ T1] IR RC6 protocol handler initialized [ 11.174141][ T1] IR JVC protocol handler initialized [ 11.175541][ T1] IR Sony protocol handler initialized [ 11.176648][ T1] IR SANYO protocol handler initialized [ 11.178014][ T1] IR Sharp protocol handler initialized [ 11.179850][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 11.181132][ T1] IR XMP protocol handler initialized [ 11.183444][ T1] usbcore: registered new interface driver uvcvideo [ 11.184638][ T1] USB Video Class driver (1.1.1) [ 11.185833][ T1] gspca_main: v2.14.0 registered [ 11.205357][ T1] vivid-000: using single planar format API [ 11.223772][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 11.226081][ T1] vivid-000: V4L2 capture device registered as video3 [ 11.228554][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 11.231437][ T1] vivid-000: V4L2 output device registered as video4 [ 11.233542][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 11.236274][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 11.239638][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 11.241930][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 11.244029][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 11.246206][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 11.249114][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 11.256120][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 11.259315][ T1] vivid-001: using multiplanar format API [ 11.274033][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 11.276984][ T1] vivid-001: V4L2 capture device registered as video7 [ 11.279775][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 11.281999][ T1] vivid-001: V4L2 output device registered as video8 [ 11.284143][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 11.286739][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 11.289491][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 11.291392][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.293910][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.296662][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.299469][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.301257][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.303821][ T1] vivid-002: using single planar format API [ 11.318229][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.328073][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.331005][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.332786][ T1] vivid-002: V4L2 output device registered as video12 [ 11.335598][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.337770][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.340843][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.343072][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.346393][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.350113][ T2686] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.354805][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.359873][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.364293][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.368232][ T1] vivid-003: using multiplanar format API [ 11.383902][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.386119][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.389011][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.390963][ T1] vivid-003: V4L2 output device registered as video16 [ 11.393139][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.395251][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.397665][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.400927][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.403078][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.406438][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.409239][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.412027][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.414796][ T1] vivid-004: using single planar format API [ 11.430849][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.433236][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.435083][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.437316][ T1] vivid-004: V4L2 output device registered as video20 [ 11.439837][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.442497][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.444946][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.447434][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.450286][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.453019][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.455903][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.458759][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.461231][ T1] vivid-005: using multiplanar format API [ 11.476376][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.478139][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.480966][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.483410][ T1] vivid-005: V4L2 output device registered as video24 [ 11.486574][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.489875][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.492430][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.495004][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.502127][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.504587][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.507019][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.509824][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.513236][ T1] vivid-006: using single planar format API [ 11.530664][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.533604][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.536114][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.539356][ T1] vivid-006: V4L2 output device registered as video28 [ 11.542222][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.545429][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.550129][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.552289][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.554482][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.556592][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.559324][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.562326][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.563965][ T1] vivid-007: using multiplanar format API [ 11.582224][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.584545][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.586244][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.589614][ T1] vivid-007: V4L2 output device registered as video32 [ 11.591767][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.594563][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.596895][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.599026][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.600830][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.603572][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.605758][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.607997][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.610434][ T1] vivid-008: using single planar format API [ 11.625086][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.627163][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.629724][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.632076][ T1] vivid-008: V4L2 output device registered as video36 [ 11.634295][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.636731][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.639853][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.641467][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.643413][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.646001][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.648167][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.650674][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.654263][ T1] vivid-009: using multiplanar format API [ 11.669755][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.672202][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.673979][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.675781][ T1] vivid-009: V4L2 output device registered as video40 [ 11.677521][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.680569][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.685361][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.687863][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.690866][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.693280][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.696511][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.700186][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.703211][ T1] vivid-010: using single planar format API [ 11.718552][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.721544][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.724606][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.727324][ T1] vivid-010: V4L2 output device registered as video44 [ 11.734999][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.745909][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.755766][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.763426][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.771116][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.779139][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.787414][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.797107][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.806910][ T2686] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.809172][ T1] vivid-011: using multiplanar format API [ 11.838301][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.846383][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.854243][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.862367][ T1] vivid-011: V4L2 output device registered as video48 [ 11.870084][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.879980][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.889708][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.897285][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.904851][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.912940][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.921242][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.929704][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.939155][ T1] vivid-012: using single planar format API [ 11.958700][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.966725][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.974476][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.982602][ T1] vivid-012: V4L2 output device registered as video52 [ 11.989988][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 12.000333][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 12.010427][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 12.018107][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 12.025698][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 12.033631][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 12.042721][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 12.050886][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 12.059389][ T1] vivid-013: using multiplanar format API [ 12.078866][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 12.088818][ T1] vivid-013: V4L2 capture device registered as video55 [ 12.096360][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 12.105425][ T1] vivid-013: V4L2 output device registered as video56 [ 12.112975][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 12.123098][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 12.132834][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 12.140594][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 12.148200][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 12.156374][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 12.164657][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 12.172817][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 12.181153][ T1] vivid-014: using single planar format API [ 12.200608][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 12.209019][ T1] vivid-014: V4L2 capture device registered as video59 [ 12.216647][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 12.226382][ T1] vivid-014: V4L2 output device registered as video60 [ 12.233924][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 12.243776][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 12.253637][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 12.261398][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 12.269432][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 12.277750][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 12.286179][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 12.294616][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 12.303100][ T1] vivid-015: using multiplanar format API [ 12.323809][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 12.331756][ T1] vivid-015: V4L2 capture device registered as video63 [ 12.339508][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 12.347505][ T1] vivid-015: V4L2 output device registered as video64 [ 12.355115][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.364941][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.374717][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.382451][ T133] floppy0: no floppy controllers found [ 12.390978][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.399022][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.406801][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.415724][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.423899][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.434364][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.443189][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.452409][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.461695][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.471954][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.479022][ T1] iTCO_vendor_support: vendor-support=0 [ 12.486759][ T1] device-mapper: uevent: version 1.0.3 [ 12.495313][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.506406][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.514256][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.521809][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.530040][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.537659][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.544052][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.550245][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.556687][ T1] Bluetooth: HCI UART protocol LL registered [ 12.562896][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.570376][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.576538][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.582962][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.589723][ T1] usbcore: registered new interface driver bfusb [ 12.596543][ T1] usbcore: registered new interface driver btusb [ 12.603971][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.610820][ T1] Modular ISDN core version 1.1.29 [ 12.616743][ T1] NET: Registered protocol family 34 [ 12.622076][ T1] DSP module 2.0 [ 12.625603][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.645122][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.651650][ T1] 0 virtual devices registered [ 12.656841][ T1] intel_pstate: CPU model not supported [ 12.667583][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.676098][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.676104][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.691615][ T1] usnic_verbs:usnic_ib_init:667: [ 12.691619][ T1] Unable to initialize umem with err -1 [ 12.704860][ T1] iscsi: registered transport (iser) [ 12.711227][ T1] SoftiWARP attached [ 12.715503][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.727691][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.739096][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.759065][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.785726][ T1] usbcore: registered new interface driver usbhid [ 12.793232][ T1] usbhid: USB HID core driver [ 12.821309][ T1] ashmem: initialized [ 12.946488][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.954075][ T1] drop_monitor: Initializing network drop monitor service [ 12.963551][ T1] NET: Registered protocol family 26 [ 12.969110][ T1] GACT probability on [ 12.973138][ T1] Mirror/redirect action on [ 12.977817][ T1] Simple TC action Loaded [ 12.985263][ T1] netem: version 1.3 [ 12.990145][ T1] u32 classifier [ 12.993677][ T1] Performance counters on [ 12.998333][ T1] input device check on [ 13.003013][ T1] Actions configured [ 13.009315][ T1] nf_conntrack_irc: failed to register helpers [ 13.015593][ T1] nf_conntrack_sane: failed to register helpers [ 13.063798][ T1] nf_conntrack_sip: failed to register helpers [ 13.075081][ T1] xt_time: kernel timezone is -0000 [ 13.080538][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 13.087604][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 13.097240][ T1] IPVS: ipvs loaded. [ 13.101281][ T1] IPVS: [rr] scheduler registered. [ 13.106384][ T1] IPVS: [wrr] scheduler registered. [ 13.111640][ T1] IPVS: [lc] scheduler registered. [ 13.116738][ T1] IPVS: [wlc] scheduler registered. [ 13.122071][ T1] IPVS: [fo] scheduler registered. [ 13.127156][ T1] IPVS: [ovf] scheduler registered. [ 13.132475][ T1] IPVS: [lblc] scheduler registered. [ 13.137884][ T1] IPVS: [lblcr] scheduler registered. [ 13.143293][ T1] IPVS: [dh] scheduler registered. [ 13.148518][ T1] IPVS: [sh] scheduler registered. [ 13.153642][ T1] IPVS: [mh] scheduler registered. [ 13.158790][ T1] IPVS: [sed] scheduler registered. [ 13.163982][ T1] IPVS: [nq] scheduler registered. [ 13.169252][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 13.175178][ T1] IPVS: [sip] pe registered. [ 13.179967][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 13.189125][ T1] gre: GRE over IPv4 demultiplexor driver [ 13.194855][ T1] ip_gre: GRE over IPv4 tunneling driver [ 13.207485][ T1] IPv4 over IPsec tunneling driver [ 13.216507][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 13.224294][ T1] Initializing XFRM netlink socket [ 13.229677][ T1] IPsec XFRM device driver [ 13.235837][ T1] NET: Registered protocol family 10 [ 13.241492][ T1] [ 13.243806][ T1] ============================= [ 13.249576][ T1] WARNING: suspicious RCU usage [ 13.254423][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 13.261132][ T1] ----------------------------- [ 13.265958][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 13.273926][ T1] [ 13.273926][ T1] other info that might help us debug this: [ 13.273926][ T1] [ 13.284205][ T1] [ 13.284205][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 13.292788][ T1] 1 lock held by swapper/0/1: [ 13.297472][ T1] #0: ffffffff8a7a9870 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 13.309390][ T1] [ 13.309390][ T1] stack backtrace: [ 13.315285][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 13.319330][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 13.319330][ T1] Call Trace: [ 13.319330][ T1] dump_stack+0x18f/0x20d [ 13.319330][ T1] ip6mr_get_table+0x153/0x180 [ 13.319330][ T1] ip6mr_new_table+0x1b/0x70 [ 13.319330][ T1] ip6mr_net_init+0x133/0x3f0 [ 13.319330][ T1] ? ip6mr_net_exit+0x100/0x100 [ 13.319330][ T1] ops_init+0xaf/0x420 [ 13.319330][ T1] register_pernet_operations+0x346/0x840 [ 13.319330][ T1] ? setup_net+0x860/0x860 [ 13.319330][ T1] ? down_write_killable+0x170/0x170 [ 13.319330][ T1] ? cpus_read_unlock+0xa4/0x140 [ 13.319330][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 13.319330][ T1] ? unix_diag_init+0x11/0x11 [ 13.319330][ T1] register_pernet_subsys+0x25/0x40 [ 13.319330][ T1] ip6_mr_init+0x49/0x152 [ 13.319330][ T1] inet6_init+0x1d7/0x6dc [ 13.319330][ T1] do_one_initcall+0x10a/0x7d0 [ 13.319330][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 13.319330][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 13.319330][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 13.319330][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 13.319330][ T1] kernel_init_freeable+0x501/0x5ae [ 13.319330][ T1] ? rest_init+0x365/0x365 [ 13.319330][ T1] kernel_init+0xd/0x1bb [ 13.319330][ T1] ret_from_fork+0x24/0x30 [ 13.468716][ T1] Segment Routing with IPv6 [ 13.473661][ T1] mip6: Mobile IPv6 [ 13.481872][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.493858][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.502286][ T1] NET: Registered protocol family 17 [ 13.507676][ T1] NET: Registered protocol family 15 [ 13.513652][ T1] Bridge firewalling registered [ 13.520097][ T1] NET: Registered protocol family 9 [ 13.525388][ T1] X25: Linux Version 0.2 [ 13.560997][ T1] NET: Registered protocol family 6 [ 13.599770][ T1] NET: Registered protocol family 11 [ 13.605397][ T1] NET: Registered protocol family 3 [ 13.611490][ T1] can: controller area network core (rev 20170425 abi 9) [ 13.619019][ T1] NET: Registered protocol family 29 [ 13.624340][ T1] can: raw protocol (rev 20170425) [ 13.629695][ T1] can: broadcast manager protocol (rev 20170425 t) [ 13.636224][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 13.642928][ T1] can: SAE J1939 [ 13.647038][ T1] Bluetooth: RFCOMM TTY layer initialized [ 13.652946][ T1] Bluetooth: RFCOMM socket layer initialized [ 13.659626][ T1] Bluetooth: RFCOMM ver 1.11 [ 13.664254][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.670864][ T1] Bluetooth: BNEP filters: protocol multicast [ 13.676929][ T1] Bluetooth: BNEP socket layer initialized [ 13.682775][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 13.688645][ T1] Bluetooth: CMTP socket layer initialized [ 13.694447][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 13.701238][ T1] Bluetooth: HIDP socket layer initialized [ 13.707446][ T1] RPC: Registered rdma transport module. [ 13.713276][ T1] RPC: Registered rdma backchannel transport module. [ 13.722511][ T1] NET: Registered protocol family 33 [ 13.728088][ T1] Key type rxrpc registered [ 13.732692][ T1] Key type rxrpc_s registered [ 13.738601][ T1] NET: Registered protocol family 41 [ 13.744644][ T1] lec:lane_module_init: lec.c: initialized [ 13.750589][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 13.756370][ T1] l2tp_core: L2TP core driver, V2.0 [ 13.761652][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 13.767308][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 13.774228][ T1] l2tp_netlink: L2TP netlink interface [ 13.780043][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 13.786802][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.794504][ T1] NET: Registered protocol family 35 [ 13.800469][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.817723][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.823298][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.831146][ T1] sctp: Hash tables configured (bind 32/56) [ 13.838772][ T1] NET: Registered protocol family 21 [ 13.844979][ T1] Registered RDS/infiniband transport [ 13.851486][ T1] Registered RDS/tcp transport [ 13.856658][ T1] tipc: Activated (version 2.0.0) [ 13.862228][ T1] NET: Registered protocol family 30 [ 13.868748][ T1] tipc: Started in single node mode [ 13.874567][ T1] NET: Registered protocol family 43 [ 13.880222][ T1] 9pnet: Installing 9P2000 support [ 13.885886][ T1] NET: Registered protocol family 37 [ 13.894998][ T1] NET: Registered protocol family 36 [ 13.900977][ T1] Key type dns_resolver registered [ 13.906222][ T1] Key type ceph registered [ 13.912233][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.920169][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.929208][ T1] openvswitch: Open vSwitch switching datapath [ 13.937983][ T1] NET: Registered protocol family 40 [ 13.943853][ T1] mpls_gso: MPLS GSO support [ 13.955073][ T1] IPI shorthand broadcast: enabled [ 13.960407][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.965980][ T1] AES CTR mode by8 optimization enabled [ 13.977599][ T1] sched_clock: Marking stable (13950567145, 26986782)->(13989415982, -11862055) [ 13.989347][ T1] registered taskstats version 1 [ 13.994291][ T1] Loading compiled-in X.509 certificates [ 14.005101][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 14.017453][ T1] zswap: loaded using pool lzo/zbud [ 14.023882][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 14.033565][ T1] Key type ._fscrypt registered [ 14.038474][ T1] Key type .fscrypt registered [ 14.043235][ T1] Key type fscrypt-provisioning registered [ 14.051489][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 14.058314][ T1] FS-Cache: Netfs 'afs' registered for caching [ 14.073826][ T1] Btrfs loaded, crc32c=crc32c-intel [ 14.083797][ T1] Key type big_key registered [ 14.090873][ T1] Key type encrypted registered [ 14.095809][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 14.102341][ T1] ima: No TPM chip found, activating TPM-bypass! [ 14.108900][ T1] ima: Allocated hash algorithm: sha256 [ 14.114885][ T1] ima: No architecture policies found [ 14.120513][ T1] evm: Initialising EVM extended attributes: [ 14.126509][ T1] evm: security.selinux [ 14.131079][ T1] evm: security.SMACK64 [ 14.135413][ T1] evm: security.SMACK64EXEC [ 14.140457][ T1] evm: security.SMACK64TRANSMUTE [ 14.145380][ T1] evm: security.SMACK64MMAP [ 14.149901][ T1] evm: security.apparmor [ 14.154115][ T1] evm: security.ima [ 14.157893][ T1] evm: security.capability [ 14.163968][ T1] evm: HMAC attrs: 0x1 [ 14.169718][ T1] PM: Magic number: 4:360:278 [ 14.174609][ T1] net gre0: hash matches [ 14.179494][ T1] usb usb18: hash matches [ 14.183979][ T1] tty ttyy6: hash matches [ 14.189252][ T1] tty tty15: hash matches [ 14.195423][ T1] printk: console [netcon0] enabled [ 14.200700][ T1] netconsole: network logging started [ 14.209794][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 14.218643][ T1] rdma_rxe: loaded [ 14.222794][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 14.233832][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 14.242444][ T2686] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 14.252354][ T1] ALSA device list: [ 14.256336][ T1] #0: Dummy 1 [ 14.259917][ T2686] cfg80211: failed to load regulatory.db [ 14.266132][ T1] #1: Loopback 1 [ 14.269953][ T1] #2: Virtual MIDI Card 1 [ 14.278044][ T1] md: Waiting for all devices to be available before autodetect [ 14.286005][ T1] md: If you don't use raid, use raid=noautodetect [ 14.297118][ T1] md: Autodetecting RAID arrays. [ 14.302214][ T1] md: autorun ... [ 14.305837][ T1] md: ... autorun DONE. [ 14.364305][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 14.372588][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 14.385562][ T1] devtmpfs: mounted [ 14.396459][ T1] Freeing unused kernel image (initmem) memory: 2784K [ 14.403663][ T1] Kernel memory protection disabled. [ 14.449387][ T1] Run /sbin/init as init process [ 15.026175][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.042916][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.050629][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 15.124212][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 15.148514][ T1] systemd[1]: Detected virtualization kvm. [ 15.154686][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 15.192441][ T1] systemd[1]: Set hostname to . [ 15.474692][ T3888] systemd-cryptse (3888) used greatest stack depth: 25136 bytes left [ 15.598023][ T3893] systemd-fstab-generator[3893]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.633668][ T3895] selinux-autorel (3895) used greatest stack depth: 24400 bytes left [ 15.654393][ T3893] systemd-fstab-generator[3893]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.671917][ T3893] systemd-fstab-generator[3893]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.691921][ T3893] systemd-fstab-g (3893) used greatest stack depth: 23880 bytes left [ 15.692256][ T3887] systemd[3887]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 15.992601][ T1] systemd[1]: Listening on Syslog Socket. [ OK ] Listening on Syslog Socket. [ 16.030055][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 16.086881][ T1] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. [ 16.128902][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 16.171254][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Listening on Journal Audit Socket. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Paths. [ OK ] Reached target Encrypted Volumes. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Listening on udev Kernel Socket. [ OK ] Listening on udev Control Socket. [ OK ] Reached target Sockets. [ 16.494102][ T1] [ 16.496499][ T1] ============================= [ 16.501436][ T1] WARNING: suspicious RCU usage [ 16.506286][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 16.512837][ T1] ----------------------------- [ 16.517665][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 16.526994][ T1] [ 16.526994][ T1] other info that might help us debug this: [ 16.526994][ T1] [ 16.537286][ T1] [ 16.537286][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 16.545611][ T1] 2 locks held by systemd/1: [ 16.550253][ T1] #0: ffff888098624450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 16.559503][ T1] #1: ffff888098da02d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 16.569514][ T1] [ 16.569514][ T1] stack backtrace: [ 16.575923][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 16.585085][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 16.595126][ T1] Call Trace: [ 16.598425][ T1] dump_stack+0x18f/0x20d [ 16.602825][ T1] evm_protected_xattr+0x1c2/0x210 [ 16.608129][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 16.613603][ T1] evm_inode_setxattr+0xc4/0xf0 [ 16.618463][ T1] security_inode_setxattr+0x18f/0x200 [ 16.624208][ T1] vfs_setxattr+0xa7/0xf0 [ 16.628537][ T1] setxattr+0x23d/0x330 [ 16.632702][ T1] ? vfs_setxattr+0xf0/0xf0 [ 16.637196][ T1] ? lock_acquire+0x1f4/0x940 [ 16.641940][ T1] ? mnt_want_write+0x3a/0xb0 [ 16.646603][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 16.651952][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 16.657214][ T1] ? preempt_count_add+0x74/0x140 [ 16.662211][ T1] ? preempt_count_add+0x74/0x140 [ 16.667212][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 16.672223][ T1] path_setxattr+0x170/0x190 [ 16.676890][ T1] ? setxattr+0x330/0x330 [ 16.681196][ T1] ? task_work_run+0x160/0x1b0 [ 16.686053][ T1] __x64_sys_setxattr+0xc0/0x160 [ 16.691009][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.696296][ T1] do_syscall_64+0xf6/0x7d0 [ 16.700790][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.706665][ T1] RIP: 0033:0x7fa4b2f1d67a [ 16.711074][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 16.732941][ T1] RSP: 002b:00007ffcaed93898 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.741430][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa4b2f1d67a [ 16.749650][ T1] RDX: 00007ffcaed93910 RSI: 000055649dd3bf9b RDI: 000055649ece29b0 [ 16.757600][ T1] RBP: 000055649dd3bf9b R08: 0000000000000000 R09: 0000000000000030 [ 16.765661][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffcaed93910 [ 16.773626][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055649ecc01d0 [ OK ] Created slice System Slice. Starting Remount Root and Kernel File Systems... Mounting POSIX Message Queue File System... [ 16.999809][ T3900] EXT4-fs (sda1): re-mounted. Opts: (null) Starting Create Static Device Nodes in /dev... [ 17.019181][ T3900] mount (3900) used greatest stack depth: 23720 bytes left Mounting /proc/sys/fs/binfmt_misc... [ OK ] Created slice system-serial\x2dgetty.slice. Starting Journal Service... [ 17.188101][ T3905] systemd-tmpfile (3905) used greatest stack depth: 23048 bytes left Mounting Huge Pages File System... [ OK ] Created slice system-getty.slice. Mounting /sys/kernel/config... [ OK ] Reached target Slices. [ OK ] Reached target Remote File Systems. Mounting /sys/kernel/debug... Starting Load Kernel Modules... [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted Huge Pages File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. Starting Apply Kernel Variables... Mounting FUSE Control File System... Starting udev Kernel Device Manager... [ OK ] Reached target Local File Systems (Pre). Starting Load/Save Random Seed... Starting udev Coldplug all Devices... [ 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... [ 19.499801][ T3910] systemd-journald[3910]: 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... [ 20.103462][ T1] [ 20.105973][ T1] ============================= [ 20.123579][ T1] WARNING: suspicious RCU usage [ 20.130181][ T1] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 20.137698][ T1] ----------------------------- [ 20.154704][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 20.164202][ T1] [ 20.164202][ T1] other info that might help us debug this: [ 20.164202][ T1] [ 20.179386][ T1] [ 20.179386][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 20.190029][ T1] 4 locks held by systemd/1: [ 20.202532][ T1] #0: ffff88809805e450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 20.212068][ T1] #1: ffff8880a93a0888 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 20.238082][ T1] #2: ffff8880a8c62490 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 20.249575][ T1] #3: ffffffff8a05f108 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 20.260535][ T1] [ 20.260535][ T1] stack backtrace: [ 20.278982][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 20.287963][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.298022][ T1] Call Trace: [ 20.301321][ T1] dump_stack+0x18f/0x20d [ 20.305667][ T1] match_exception_partial+0x2ee/0x340 [ 20.311145][ T1] verify_new_ex+0x176/0x3a0 [ 20.315762][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 20.322549][ T1] ? lock_acquire+0x1f4/0x940 [ 20.327233][ T1] ? kernfs_fop_write+0x1db/0x490 [ 20.332263][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.337481][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 20.342256][ T1] ? lock_downgrade+0x840/0x840 [ 20.347117][ T1] cgroup_file_write+0x20d/0x710 [ 20.352062][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 20.357265][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.362645][ T1] ? __might_fault+0x190/0x1d0 [ 20.367448][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 20.372744][ T1] kernfs_fop_write+0x268/0x490 [ 20.377608][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 20.382566][ T1] __vfs_write+0x76/0x100 [ 20.386927][ T1] vfs_write+0x268/0x5d0 [ 20.391181][ T1] ksys_write+0x12d/0x250 [ 20.395516][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 20.400314][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.406048][ T1] do_syscall_64+0xf6/0x7d0 [ 20.410563][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.418386][ T1] RIP: 0033:0x7fa4b2f11970 [ 20.422811][ T1] Code: 73 01 c3 48 8b 0d 28 d5 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 99 2d 2c 00 00 75 10 b8 01 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 7e 9b 01 00 48 89 04 24 [ 20.442765][ T1] RSP: 002b:00007ffcaed93458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.451709][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fa4b2f11970 [ 20.459689][ T1] RDX: 000000000000000a RSI: 000055649eccf5b0 RDI: 0000000000000027 [ 20.467671][ T1] RBP: 000055649eccf5b0 R08: 000055649ed24300 R09: 00007fa4b4947500 [ 20.475737][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.483760][ T1] R13: 0000000000000001 R14: 000055649ed24220 R15: 000000000000000a Starting Network Time Synchronization... [ 20.696315][ T3968] [ 20.718610][ T3968] ============================= [ 20.723490][ T3968] WARNING: suspicious RCU usage [ OK ] Started Update UTMP about System Boot/Shutdown. [ 20.758506][ T3968] 5.7.0-rc4-next-20200505-syzkaller #0 Not tainted [ 20.789709][ T3968] ----------------------------- [ 20.794681][ T3968] drivers/net/hamradio/bpqether.c:149 RCU-list traversed in non-reader section!! [ 20.818608][ T3968] [ 20.818608][ T3968] other info that might help us debug this: [ 20.818608][ T3968] [ 20.838450][ T3968] [ 20.838450][ T3968] rcu_scheduler_active = 2, debug_locks = 1 [ 20.846976][ T3968] 1 lock held by ip/3968: [ 20.868659][ T3968] #0: ffffffff8a7b66c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.878273][ T3968] [ 20.878273][ T3968] stack backtrace: [ 20.898716][ T3968] CPU: 1 PID: 3968 Comm: ip Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 20.907850][ T3968] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.918258][ T3968] Call Trace: [ 20.921682][ T3968] dump_stack+0x18f/0x20d [ 20.926394][ T3968] bpq_device_event+0x796/0x8ee [ 20.931705][ T3968] ? team_port_get_rtnl+0xbe/0x120 [ 20.936830][ T3968] notifier_call_chain+0xc0/0x230 [ 20.941960][ T3968] call_netdevice_notifiers_info+0xb5/0x130 [ 20.947966][ T3968] __dev_notify_flags+0x121/0x2c0 [ 20.953004][ T3968] ? dev_change_name+0x700/0x700 [ 20.958137][ T3968] ? dev_set_allmulti+0x30/0x30 [ 20.962998][ T3968] ? print_usage_bug+0x240/0x240 [ 20.967956][ T3968] dev_change_flags+0x100/0x160 [ 20.972916][ T3968] do_setlink+0xa1c/0x35d0 [ 20.977687][ T3968] ? mark_lock+0x129/0x1390 [ 20.982466][ T3968] ? rtnl_getlink+0xab0/0xab0 [ 20.987163][ T3968] ? print_usage_bug+0x240/0x240 [ 20.992111][ T3968] ? mark_lock+0x129/0x1390 [ 20.996634][ T3968] ? mark_lock+0x129/0x1390 [ 21.001152][ T3968] ? memset+0x20/0x40 [ 21.005141][ T3968] ? __nla_validate_parse+0x2dc/0x1c70 [ 21.010631][ T3968] ? nla_get_range_signed+0x520/0x520 [ 21.016026][ T3968] ? mark_held_locks+0xe0/0xe0 [ 21.020800][ T3968] ? deref_stack_reg+0xaa/0xe0 [ 21.025649][ T3968] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 21.032263][ T3968] __rtnl_newlink+0xad0/0x1590 [ 21.037056][ T3968] ? rtnl_link_unregister+0x240/0x240 [ 21.042550][ T3968] ? is_bpf_text_address+0xcb/0x160 [ 21.047756][ T3968] ? kernel_text_address+0x6e/0xe0 [ 21.052876][ T3968] ? __kernel_text_address+0x9/0x30 [ 21.058085][ T3968] ? unwind_get_return_address+0x5a/0xa0 [ 21.063720][ T3968] ? profile_setup.cold+0xc1/0xc1 [ 21.068755][ T3968] ? arch_stack_walk+0x97/0xf0 [ 21.073537][ T3968] ? stack_trace_save+0x8c/0xc0 [ 21.078408][ T3968] ? stack_trace_consume_entry+0x160/0x160 [ 21.084222][ T3968] ? firmware_map_remove+0x19d/0x19d [ 21.089573][ T3968] ? rtnl_newlink+0x46/0xa0 [ 21.094272][ T3968] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 21.099844][ T3968] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 21.105840][ T3968] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 21.111675][ T3968] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 21.117363][ T3968] rtnl_newlink+0x64/0xa0 [ 21.121964][ T3968] ? __rtnl_newlink+0x1590/0x1590 [ 21.127085][ T3968] rtnetlink_rcv_msg+0x44e/0xad0 [ 21.132243][ T3968] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.138324][ T3968] ? lock_acquire+0x1f4/0x940 [ 21.143236][ T3968] ? netlink_deliver_tap+0x146/0xcc0 [ 21.148565][ T3968] netlink_rcv_skb+0x15a/0x430 [ 21.153467][ T3968] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 21.158775][ T3968] ? netlink_ack+0xa60/0xa60 [ 21.163382][ T3968] ? netlink_deliver_tap+0x236/0xcc0 [ 21.168802][ T3968] netlink_unicast+0x537/0x740 [ 21.173588][ T3968] ? netlink_attachskb+0x810/0x810 [ 21.179145][ T3968] ? _copy_from_iter_full+0x25c/0x870 [ 21.184526][ T3968] ? __phys_addr_symbol+0x2c/0x70 [ 21.189571][ T3968] ? __check_object_size+0x171/0x437 [ 21.194889][ T3968] netlink_sendmsg+0x882/0xe10 [ 21.199785][ T3968] ? aa_af_perm+0x260/0x260 [ 21.204315][ T3968] ? netlink_unicast+0x740/0x740 [ 21.209272][ T3968] ? netlink_unicast+0x740/0x740 [ 21.214218][ T3968] sock_sendmsg+0xcf/0x120 [ 21.218743][ T3968] ____sys_sendmsg+0x6bf/0x7e0 [ 21.224326][ T3968] ? mark_held_locks+0xe0/0xe0 [ 21.229653][ T3968] ? kernel_sendmsg+0x50/0x50 [ 21.234350][ T3968] ? find_held_lock+0x2d/0x110 [ 21.239135][ T3968] ? mark_lock+0x129/0x1390 [ 21.243664][ T3968] ___sys_sendmsg+0x100/0x170 [ 21.249337][ T3968] ? sendmsg_copy_msghdr+0x70/0x70 [ 21.254475][ T3968] ? migration_entry_to_page+0x310/0x310 [ 21.260140][ T3968] ? do_raw_spin_unlock+0x171/0x260 [ 21.265360][ T3968] ? find_held_lock+0x2d/0x110 [ 21.270148][ T3968] ? do_page_fault+0x59e/0x13da [ 21.275021][ T3968] ? vm_insert_pages+0x6a0/0x6a0 [ 21.279984][ T3968] ? lock_downgrade+0x840/0x840 [ 21.284870][ T3968] ? __fget_light+0x1ab/0x270 [ 21.289920][ T3968] __sys_sendmsg+0xec/0x1b0 [ 21.294442][ T3968] ? __sys_sendmsg_sock+0xb0/0xb0 [ 21.299481][ T3968] ? down_read_nested+0x430/0x430 [ 21.304539][ T3968] ? trace_hardirqs_off_caller+0x55/0x230 [ 21.310364][ T3968] ? do_syscall_64+0x21/0x7d0 [ 21.315404][ T3968] do_syscall_64+0xf6/0x7d0 [ 21.319922][ T3968] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 21.325937][ T3968] RIP: 0033:0x7fb2f1546dc7 [ 21.330356][ T3968] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 21.353613][ T3968] RSP: 002b:00007fff2f705158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 21.362032][ T3968] RAX: ffffffffffffffda RBX: 000000005eb1595f RCX: 00007fb2f1546dc7 [ 21.370015][ T3968] RDX: 0000000000000000 RSI: 00007fff2f7051a0 RDI: 0000000000000003 [ 21.377992][ T3968] RBP: 00007fff2f7051a0 R08: 0000000000001000 R09: fefefeff77686d74 [ 21.385971][ T3968] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007fff2f7051e0 [ 21.394035][ T3968] R13: 0000555a65bb13c0 R14: 00007fff2f70d260 R15: 0000000000000000 [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 22.655402][ C1] random: crng init done [ 22.659855][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (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) [ *** ] (2 of 2) A start job is running for…dplug all Devices (17s / no limit) [ ***] (2 of 2) A start job is running for…dplug all Devices (18s / no limit) [ **] (1 of 2) A start job is running for dev-ttyS0.device (18s / 1min 30s) [ OK ] Reached target Sound Card. [ *] (1 of 2) A start job is running for dev-ttyS0.device (23s / 1min 30s) [ **] (1 of 2) A start job is running for dev-ttyS0.device (24s / 1min 30s) [ ***] (2 of 2) A start job is running for…dplug all Devices (24s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (25s / no limit) [ *** ] (2 of 2) A start job is running for…dplug all Devices (25s / no limit) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (26s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (26s / 1min 30s) [* ] (1 of 2) A start job is running for dev-ttyS0.device (27s / 1min 30s) [** ] (2 of 2) A start job is running for…dplug all Devices (27s / no limit) [*** ] (2 of 2) A start job is running for…dplug all Devices (28s / no limit) [ OK ] Found device /dev/ttyS0. [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Basic System. Starting System Logging Service... Starting OpenBSD Secure Shell server... Starting Permit User Sessions... [ OK ] Started Regular background program processing daemon. Starting getty on tty2-tty6 if dbus and logind are not available... [ 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. [ 48.937699][ T6679] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 48.949552][ T6679] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 48.957966][ T6679] CPU: 0 PID: 6679 Comm: sshd Not tainted 5.7.0-rc4-next-20200505-syzkaller #0 [ 48.966890][ T6679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.976955][ T6679] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 48.983018][ T6679] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ 49.003080][ T6679] RSP: 0018:ffffc90004967450 EFLAGS: 00010206 [ 49.009143][ T6679] RAX: dffffc0000000000 RBX: ffff8880997dc000 RCX: ffffffff8363adca [ 49.017115][ T6679] RDX: 0000000000000005 RSI: ffffffff8363add8 RDI: 0000000000000028 [ 49.025086][ T6679] RBP: 1ffff9200092ce8b R08: ffff8880a7b06140 R09: fffffbfff155a0ca [ 49.033055][ T6679] R10: ffffffff8aad064f R11: fffffbfff155a0c9 R12: ffff88809551cfea [ 49.041028][ T6679] R13: ffff88809551c000 R14: 0000000000001a17 R15: 0000000000000000 [ 49.049438][ T6679] FS: 00007f1deb9b78c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 49.059148][ T6679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.065731][ T6679] CR2: 000055d5d89d48f5 CR3: 00000000a8dd7000 CR4: 00000000001406f0 [ 49.073730][ T6679] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 49.081704][ T6679] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 49.089703][ T6679] Call Trace: [ 49.092996][ T6679] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 49.098373][ T6679] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 49.104186][ T6679] ? __kmalloc+0x62f/0x7a0 [ 49.108609][ T6679] ? tomoyo_realpath_from_path+0xc2/0x620 [ 49.114332][ T6679] ? lock_release+0x800/0x800 [ 49.119046][ T6679] ? __lock_acquire+0x2018/0x3f20 [ 49.124072][ T6679] tomoyo_realpath_from_path+0x393/0x620 [ 49.129706][ T6679] tomoyo_path_number_perm+0x1c2/0x4d0 [ 49.135170][ T6679] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 49.140810][ T6679] ? tomoyo_execute_permission+0x470/0x470 [ 49.146667][ T6679] ? d_alloc_parallel+0x785/0x1b10 [ 49.151785][ T6679] ? d_alloc_parallel+0x9ea/0x1b10 [ 49.156908][ T6679] ? rcu_read_lock_held_common+0x130/0x130 [ 49.162717][ T6679] ? print_usage_bug+0x240/0x240 [ 49.167663][ T6679] tomoyo_path_mknod+0x10d/0x190 [ 49.172599][ T6679] ? tomoyo_path_chown+0x1b0/0x1b0 [ 49.177724][ T6679] ? mark_held_locks+0x9f/0xe0 [ 49.182508][ T6679] ? d_lookup+0xec/0x250 [ 49.186750][ T6679] security_path_mknod+0x116/0x180 [ 49.191858][ T6679] lookup_open+0x5ae/0x1320 [ 49.196358][ T6679] ? page_put_link+0x210/0x210 [ 49.201129][ T6679] ? preempt_count_add+0x74/0x140 [ 49.206149][ T6679] ? __mnt_want_write+0x1da/0x2c0 [ 49.211437][ T6679] path_openat+0x93c/0x27f0 [ 49.215943][ T6679] ? path_lookupat.isra.0+0x530/0x530 [ 49.221320][ T6679] ? up_read+0x1a8/0x750 [ 49.225582][ T6679] ? mark_held_locks+0xe0/0xe0 [ 49.230347][ T6679] ? down_read_nested+0x430/0x430 [ 49.235382][ T6679] do_filp_open+0x192/0x260 [ 49.240490][ T6679] ? may_open_dev+0xf0/0xf0 [ 49.244994][ T6679] ? simple_attr_release+0x40/0x40 [ 49.250915][ T6679] ? _raw_spin_unlock+0x24/0x40 [ 49.256199][ T6679] ? __alloc_fd+0x46d/0x600 [ 49.260711][ T6679] do_sys_openat2+0x585/0x7d0 [ 49.265389][ T6679] ? file_open_root+0x400/0x400 [ 49.270239][ T6679] ? up_read+0x1a8/0x750 [ 49.274483][ T6679] do_sys_open+0xc3/0x140 [ 49.279419][ T6679] ? filp_open+0x70/0x70 [ 49.283921][ T6679] ? handle_mm_fault+0x29e/0x660 [ 49.288860][ T6679] ? trace_hardirqs_off_caller+0x55/0x230 [ 49.294588][ T6679] do_syscall_64+0xf6/0x7d0 [ 49.299097][ T6679] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 49.304985][ T6679] RIP: 0033:0x7f1de9b206f0 [ 49.309454][ T6679] 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 [ 49.329056][ T6679] RSP: 002b:00007ffcecd7f978 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 49.337467][ T6679] RAX: ffffffffffffffda RBX: 000055d5d9fd7320 RCX: 00007f1de9b206f0 [ 49.345443][ T6679] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055d5d89d48f5 [ 49.353417][ T6679] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 49.361419][ T6679] R10: 0000000000000240 R11: 0000000000000246 R12: 000055d5d89a551e [ 49.369478][ T6679] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 49.377449][ T6679] Modules linked in: [ 50.824901][ T6679] ---[ end trace 5a5bee5e329785db ]--- [ 50.830798][ T6679] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 50.904245][ T6679] Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b4 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 7f 60 49 8d 7f 28 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 87 03 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ 51.001692][ T6679] RSP: 0018:ffffc90004967450 EFLAGS: 00010206 [ OK ] Started Getty on tty6. [ 51.049349][ T6679] RAX: dffffc0000000000 RBX: ffff8880997dc000 RCX: ffffffff8363adca [ 51.065492][ T6679] RDX: 0000000000000005 RSI: ffffffff8363add8 RDI: 0000000000000028 [ 51.065507][ T6679] RBP: 1ffff9200092ce8b R08: ffff8880a7b06140 R09: fffffbfff155a0ca [ 51.065516][ T6679] R10: ffffffff8aad064f R11: fffffbfff155a0c9 R12: ffff88809551cfea [ 51.065523][ T6679] R13: ffff88809551c000 R14: 0000000000001a17 R15: 0000000000000000 [ 51.065534][ T6679] FS: 00007f1deb9b78c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 51.065542][ T6679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.065550][ T6679] CR2: 00007f9bf9c70000 CR3: 00000000a8dd7000 CR4: 00000000001406e0 [ 51.065564][ T6679] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ OK [[ 51.130825][ T6679] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 0m] Started Gett[ 51.140359][ T6679] Kernel panic - not syncing: Fatal exception [ 51.148930][ T6679] Kernel Offset: disabled [ 51.153252][ T6679] Rebooting in 86400 seconds..