[ 0.000000][ T0] Linux version 5.7.0-rc3-next-20200501-syzkaller (syzkaller@syzkaller) (gcc version 9.0.0 20181231 (experimental) (GCC), GNU ld (GNU Binutils for Ubuntu) 2.26.1) #0 SMP PREEMPT now [ 0.000000][ T0] Command line: BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native rodata=n oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 security=apparmor lsm=lockdown,yama,safesetid,integrity,tomoyo,apparmor ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-conntrack-sip.ports=20000 nf-conntrack-irc.ports=20000 nf-conntrack-sane.ports=20000 vivid.n_devs=16 vivid.multiplanar=1,2,1,2,1,2,1,2,1,2,1,2,1,2,1,2 netrom.nr_ndevs=16 rose.rose_ndevs=16 spec_store_bypass_disable=prctl numa=fake=2 nopcid dummy_hcd.num=8 binder.debug_mask=0 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 0.000000][ T0] Centaur CentaurHauls [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000][ T0] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000][ T0] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000][ T0] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000][ T0] BIOS-provided physical RAM map: [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000][ T0] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000][ T0] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] NX (Execute Disable) protection: active [ 0.000000][ T0] SMBIOS 2.4 present. [ 0.000000][ T0] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000][ T0] Hypervisor detected: KVM [ 0.000000][ T0] kvm-clock: Using msrs 4b564d01 and 4b564d00 [ 0.000003][ T0] kvm-clock: cpu 0, msr be43001, primary cpu clock [ 0.000003][ T0] kvm-clock: using sched offset of 4097898957 cycles [ 0.000887][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003242][ T0] tsc: Detected 2300.000 MHz processor [ 0.005781][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.006788][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.007809][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.014643][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.015952][ T0] check: Scanning 1 areas for low memory corruption [ 0.017171][ T0] Using GB pages for direct mapping [ 0.020563][ T0] ACPI: Early table checksum verification disabled [ 0.021733][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.022667][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.023952][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.025419][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.026683][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.028269][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029065][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.030303][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.031519][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.032847][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.034583][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.035500][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.036238][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.037269][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.038166][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.039076][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.041295][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.042854][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.043928][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.045545][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.047483][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.100790][ T0] Zone ranges: [ 0.101335][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.102249][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.103162][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.104418][ T0] Device empty [ 0.104989][ T0] Movable zone start for each node [ 0.105643][ T0] Early memory node ranges [ 0.106209][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.107182][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.108264][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.109436][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.110397][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.110403][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.140100][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.582882][ T0] kasan: KernelAddressSanitizer initialized [ 0.584243][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.584956][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.585946][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.587012][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.588001][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.588969][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.589999][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.591025][ T0] Using ACPI (MADT) for SMP configuration information [ 0.591907][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.592750][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.593890][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.595005][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.596223][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.597377][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.598597][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.599698][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.600791][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.601901][ T0] Booting paravirtualized kernel on KVM [ 0.602675][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.658240][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.660657][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.661931][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.663226][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.664505][ T0] Policy zone: Normal [ 0.665049][ 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 [ 0.677676][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.485336][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.493870][ T0] Running RCU self tests [ 1.494563][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.495560][ T0] rcu: RCU lockdep checking is enabled. [ 1.496337][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.497407][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.498502][ T0] Trampoline variant of Tasks RCU enabled. [ 1.499333][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.500620][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.509669][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.511302][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.515517][ T0] Console: colour VGA+ 80x25 [ 1.517749][ T0] printk: console [ttyS0] enabled [ 1.517749][ T0] printk: console [ttyS0] enabled [ 1.519103][ T0] printk: bootconsole [earlyser0] disabled [ 1.519103][ T0] printk: bootconsole [earlyser0] disabled [ 1.520730][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.522023][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.522684][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.523360][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.524074][ T0] ... CLASSHASH_SIZE: 4096 [ 1.524786][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.525492][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.526227][ T0] ... CHAINHASH_SIZE: 32768 [ 1.526986][ T0] memory used by lock dependency info: 6301 kB [ 1.527990][ T0] memory used for stack traces: 4224 kB [ 1.528846][ T0] per task-struct memory footprint: 1920 bytes [ 1.530010][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.531664][ T0] ACPI: Core revision 20200326 [ 1.534187][ T0] APIC: Switch to symmetric I/O mode setup [ 1.536900][ T0] x2apic enabled [ 1.538576][ T0] Switched APIC routing to physical x2apic. [ 1.542807][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.543989][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.545888][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.547236][ T0] pid_max: default: 32768 minimum: 301 [ 1.549355][ T0] LSM: Security Framework initializing [ 1.550261][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.551571][ T0] Yama: becoming mindful. [ 1.552427][ T0] TOMOYO Linux initialized [ 1.556067][ T0] AppArmor: AppArmor initialized [ 1.564053][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.569540][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.571250][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.572650][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.577744][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.578877][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.580105][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.581486][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.581519][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.584422][ T0] MDS: Mitigation: Clear CPU buffers [ 1.586058][ T0] Freeing SMP alternatives memory: 96K [ 1.709197][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.712220][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.714217][ T1] rcu: Hierarchical SRCU implementation. [ 1.715736][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.715878][ T1] smp: Bringing up secondary CPUs ... [ 1.721144][ T1] x86: Booting SMP configuration: [ 1.722117][ T1] .... node #0, CPUs: #1 [ 0.034731][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.725964][ 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. [ 1.728254][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.729016][ T1] smpboot: Max logical packages: 1 [ 1.729724][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.732791][ T1] devtmpfs: initialized [ 1.732791][ T1] x86/mm: Memory block size: 128MB [ 1.759753][ T22] kworker/u4:0 (22) used greatest stack depth: 27456 bytes left [ 1.759753][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.765980][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.768245][ T1] xor: automatically using best checksumming function avx [ 1.770322][ T1] PM: RTC time: 11:16:38, date: 2020-05-02 [ 1.771450][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.771454][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.773864][ T1] NET: Registered protocol family 16 [ 1.773864][ T1] audit: initializing netlink subsys (disabled) [ 1.776088][ T27] audit: type=2000 audit(1588418198.804:1): state=initialized audit_enabled=0 res=1 [ 1.789007][ T1] cpuidle: using governor menu [ 1.793848][ T1] ACPI: bus type PCI registered [ 1.796573][ T1] dca service started, version 1.12.1 [ 1.797755][ T1] PCI: Using configuration type 1 for base access [ 1.886726][ T166] kworker/u4:4 (166) used greatest stack depth: 27336 bytes left [ 1.928723][ T228] kworker/u4:4 (228) used greatest stack depth: 25808 bytes left [ 2.331929][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.334939][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.335913][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.356620][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.555899][ T1] raid6: avx2x4 gen() 11574 MB/s [ 2.725920][ T1] raid6: avx2x4 xor() 6130 MB/s [ 2.895888][ T1] raid6: avx2x2 gen() 8011 MB/s [ 3.056348][ T1] raid6: avx2x2 xor() 3389 MB/s [ 3.226352][ T1] raid6: avx2x1 gen() 4808 MB/s [ 3.396349][ T1] raid6: avx2x1 xor() 1786 MB/s [ 3.566333][ T1] raid6: sse2x4 gen() 6097 MB/s [ 3.745929][ T1] raid6: sse2x4 xor() 3171 MB/s [ 3.915912][ T1] raid6: sse2x2 gen() 4082 MB/s [ 4.085902][ T1] raid6: sse2x2 xor() 1686 MB/s [ 4.255900][ T1] raid6: sse2x1 gen() 2409 MB/s [ 4.425900][ T1] raid6: sse2x1 xor() 896 MB/s [ 4.426752][ T1] raid6: using algorithm avx2x4 gen() 11574 MB/s [ 4.427665][ T1] raid6: .... xor() 6130 MB/s, rmw enabled [ 4.428461][ T1] raid6: using avx2x2 recovery algorithm [ 4.430505][ T1] ACPI: Added _OSI(Module Device) [ 4.431269][ T1] ACPI: Added _OSI(Processor Device) [ 4.432027][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.432861][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.433732][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.434657][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.435613][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.489409][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.544342][ T1] ACPI: Interpreter enabled [ 4.545440][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.545979][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.547168][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.551170][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.651731][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.652930][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.654736][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.661750][ T1] PCI host bridge to bus 0000:00 [ 4.662750][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.663845][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.665081][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.665934][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.667269][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.668411][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.669542][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.678198][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.696819][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.712091][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.717649][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.725922][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.733377][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.750714][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.757771][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.762506][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.778592][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.784982][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.789624][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.821668][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.826637][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.830832][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.834909][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.837816][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.848648][ T1] iommu: Default domain type: Translated [ 4.850193][ T1] vgaarb: loaded [ 4.851040][ T1] SCSI subsystem initialized [ 4.858966][ T1] ACPI: bus type USB registered [ 4.860408][ T1] usbcore: registered new interface driver usbfs [ 4.861586][ T1] usbcore: registered new interface driver hub [ 4.862878][ T1] usbcore: registered new device driver usb [ 4.870901][ T1] mc: Linux media interface: v0.10 [ 4.872234][ T1] videodev: Linux video capture interface: v2.00 [ 4.873976][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.874930][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.876102][ T1] PTP clock support registered [ 4.878724][ T1] EDAC MC: Ver: 3.0.0 [ 4.882307][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.883715][ T1] PCI: Using ACPI for IRQ routing [ 4.890312][ T1] Bluetooth: Core ver 2.22 [ 4.891125][ T1] NET: Registered protocol family 31 [ 4.891909][ T1] Bluetooth: HCI device and connection manager initialized [ 4.893035][ T1] Bluetooth: HCI socket layer initialized [ 4.893831][ T1] Bluetooth: L2CAP socket layer initialized [ 4.894732][ T1] Bluetooth: SCO socket layer initialized [ 4.895627][ T1] NET: Registered protocol family 8 [ 4.895938][ T1] NET: Registered protocol family 20 [ 4.897251][ T1] NetLabel: Initializing [ 4.897898][ T1] NetLabel: domain hash size = 128 [ 4.898681][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.899944][ T1] NetLabel: unlabeled traffic allowed by default [ 4.902277][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.903580][ T1] NET: Registered protocol family 39 [ 4.909920][ T1] clocksource: Switched to clocksource kvm-clock [ 7.634772][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.635878][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.638335][ T1] FS-Cache: Loaded [ 7.640144][ T1] CacheFiles: Loaded [ 7.641307][ T1] TOMOYO: 2.6.0 [ 7.641908][ T1] Mandatory Access Control activated. [ 7.645238][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.646774][ T1] pnp: PnP ACPI init [ 7.660355][ T1] pnp: PnP ACPI: found 7 devices [ 7.712832][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.714507][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.715722][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.719471][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.720611][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.723166][ T1] NET: Registered protocol family 2 [ 7.728129][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.730681][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.738967][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.743877][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.746911][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.749208][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.752061][ T1] [ 7.752433][ T1] ============================= [ 7.753353][ T1] WARNING: suspicious RCU usage [ 7.754117][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 7.755207][ T1] ----------------------------- [ 7.756214][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.757302][ T1] [ 7.757302][ T1] other info that might help us debug this: [ 7.757302][ T1] [ 7.758900][ T1] [ 7.758900][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.760067][ T1] 1 lock held by swapper/0/1: [ 7.760696][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.762121][ T1] [ 7.762121][ T1] stack backtrace: [ 7.762942][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 7.764234][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.765836][ T1] Call Trace: [ 7.765963][ T1] dump_stack+0x18f/0x20d [ 7.765963][ T1] ipmr_get_table+0x130/0x160 [ 7.765963][ T1] ipmr_net_init+0x133/0x430 [ 7.765963][ T1] ? ipmr_net_exit+0x100/0x100 [ 7.765963][ T1] ops_init+0xaf/0x420 [ 7.765963][ T1] register_pernet_operations+0x346/0x840 [ 7.765963][ T1] ? setup_net+0x860/0x860 [ 7.765963][ T1] ? down_write_killable+0x170/0x170 [ 7.765963][ T1] ? cpus_read_unlock+0xa4/0x140 [ 7.765963][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 7.765963][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 7.765963][ T1] register_pernet_subsys+0x25/0x40 [ 7.765963][ T1] ip_mr_init+0x36/0x168 [ 7.765963][ T1] inet_init+0x298/0x424 [ 7.765963][ T1] do_one_initcall+0x10a/0x7d0 [ 7.765963][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 7.765963][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 7.765963][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 7.765963][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 7.765963][ T1] kernel_init_freeable+0x501/0x5ae [ 7.765963][ T1] ? rest_init+0x365/0x365 [ 7.765963][ T1] kernel_init+0xd/0x1bb [ 7.765963][ T1] ret_from_fork+0x24/0x30 [ 7.785767][ T1] NET: Registered protocol family 1 [ 7.788642][ T1] RPC: Registered named UNIX socket transport module. [ 7.789633][ T1] RPC: Registered udp transport module. [ 7.790443][ T1] RPC: Registered tcp transport module. [ 7.791227][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.793965][ T1] NET: Registered protocol family 44 [ 7.794968][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.796450][ T1] PCI: CLS 0 bytes, default 64 [ 7.800520][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.801813][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 7.806471][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.810468][ T1] kvm: already loaded the other module [ 7.811419][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.812984][ T1] clocksource: Switched to clocksource tsc [ 7.814027][ T1] mce: Machine check injector initialized [ 7.819006][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.878991][ T1] Initialise system trusted keyrings [ 7.881116][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.882687][ T1] zbud: loaded [ 7.887820][ T1] DLM installed [ 7.890974][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.897100][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.899509][ T1] NFS: Registering the id_resolver key type [ 7.900509][ T1] Key type id_resolver registered [ 7.901240][ T1] Key type id_legacy registered [ 7.902090][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.903463][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.911927][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.914226][ T1] Key type cifs.spnego registered [ 7.915045][ T1] Key type cifs.idmap registered [ 7.915718][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.917848][ T1] fuse: init (API version 7.31) [ 7.921166][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.934277][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.939788][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.940861][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.942549][ T1] ocfs2: Registered cluster interface o2cb [ 7.943926][ T1] ocfs2: Registered cluster interface user [ 7.945368][ T1] OCFS2 User DLM kernel interface loaded [ 7.955290][ T1] gfs2: GFS2 installed [ 7.959226][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 7.960360][ T1] ceph: loaded (mds proto 32) [ 7.972233][ T1] NET: Registered protocol family 38 [ 7.973576][ T1] async_tx: api initialized (async) [ 7.974416][ T1] Key type asymmetric registered [ 7.975349][ T1] Asymmetric key parser 'x509' registered [ 7.976259][ T1] Asymmetric key parser 'pkcs8' registered [ 7.977075][ T1] Key type pkcs7_test registered [ 7.977742][ T1] Asymmetric key parser 'tpm_parser' registered [ 7.978731][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 7.980598][ T1] io scheduler mq-deadline registered [ 7.981377][ T1] io scheduler kyber registered [ 7.982379][ T1] io scheduler bfq registered [ 7.997236][ T1] hgafb: HGA card not detected. [ 7.998324][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 7.999880][ T1] usbcore: registered new interface driver udlfb [ 8.002280][ T1] uvesafb: failed to execute /sbin/v86d [ 8.003121][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.004245][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.005329][ T1] uvesafb: vbe_init() failed with -22 [ 8.006303][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.008143][ T1] vga16fb: mapped to 0x000000003fc6d86a [ 8.073941][ T1] Console: switching to colour frame buffer device 80x30 [ 8.365555][ T1] fb0: VGA16 VGA frame buffer device [ 8.368288][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.386683][ T1] ACPI: Power Button [PWRF] [ 8.389562][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.392650][ T1] ACPI: Sleep Button [SLPF] [ 8.400520][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.415546][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.416719][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.431469][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.432722][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.450245][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.451385][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.744222][ T1] N_HDLC line discipline registered with maxframe=4096 [ 8.745448][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 8.748015][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 8.753876][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 8.759672][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 8.764843][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 8.771374][ T1] Cyclades driver 2.6 [ 8.772745][ T1] Initializing Nozomi driver 2.1d [ 8.775154][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 8.776574][ T1] No rocketport ports found; unloading driver [ 8.780310][ T1] Non-volatile memory driver v1.3 [ 8.781995][ T1] Linux agpgart interface v0.103 [ 8.792126][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 8.793762][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 8.797474][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 8.798788][ T1] usbcore: registered new interface driver udl [ 8.849142][ T1] brd: module loaded [ 8.884601][ T1] loop: module loaded [ 9.063865][ T1] zram: Added device: zram0 [ 9.071528][ T1] null_blk: module loaded [ 9.079011][ T1] nfcsim 0.2 initialized [ 9.082571][ T1] Loading iSCSI transport class v2.0-870. [ 9.107939][ T1] scsi host0: Virtio SCSI HBA [ 9.151210][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.156040][ T229] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.179045][ T1] slram: not enough parameters. [ 9.185220][ T1] ftl_cs: FTL header not found. [ 9.225565][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.230291][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.232050][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.246367][ T1] MACsec IEEE 802.1AE [ 9.248221][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.292148][ T1] vcan: Virtual CAN interface driver [ 9.293196][ T1] vxcan: Virtual CAN Tunnel driver [ 9.294019][ T1] slcan: serial line CAN interface driver [ 9.294933][ T1] slcan: 10 dynamic interface channels. [ 9.295798][ T1] CAN device driver interface [ 9.298137][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.299210][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.301088][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.302689][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.304443][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.305695][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.310094][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.311820][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.312846][ T1] AX.25: bpqether driver version 004 [ 9.314060][ T1] PPP generic driver version 2.4.2 [ 9.316381][ T1] PPP BSD Compression module registered [ 9.317352][ T1] PPP Deflate Compression module registered [ 9.318365][ T1] PPP MPPE Compression module registered [ 9.319487][ T1] NET: Registered protocol family 24 [ 9.320388][ T1] PPTP driver version 0.8.5 [ 9.321906][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.323452][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.324764][ T1] SLIP linefill/keepalive option. [ 9.325861][ T1] hdlc: HDLC support module revision 1.22 [ 9.327174][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.328869][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.330280][ T1] LAPB Ethernet driver version 0.02 [ 9.331843][ T1] usbcore: registered new interface driver rndis_wlan [ 9.333811][ T1] mac80211_hwsim: initializing netlink [ 9.368689][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.381824][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.398238][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.400630][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.402485][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.404530][ T1] usbcore: registered new interface driver pegasus [ 9.406270][ T1] usbcore: registered new interface driver rtl8150 [ 9.407875][ T1] usbcore: registered new interface driver r8152 [ 9.409478][ T1] usbcore: registered new interface driver asix [ 9.411112][ T1] usbcore: registered new interface driver ax88179_178a [ 9.412876][ T1] usbcore: registered new interface driver cdc_ether [ 9.414586][ T1] usbcore: registered new interface driver dm9601 [ 9.416345][ T1] usbcore: registered new interface driver smsc75xx [ 9.418085][ T1] usbcore: registered new interface driver smsc95xx [ 9.419855][ T1] usbcore: registered new interface driver net1080 [ 9.421712][ T1] usbcore: registered new interface driver rndis_host [ 9.423512][ T1] usbcore: registered new interface driver cdc_subset [ 9.425149][ T1] usbcore: registered new interface driver zaurus [ 9.426824][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.428758][ T1] usbcore: registered new interface driver cdc_ncm [ 9.430509][ T1] usbcore: registered new interface driver cdc_mbim [ 9.438361][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.448717][ T1] aoe: AoE v85 initialised. [ 9.453655][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.454914][ T1] ehci-pci: EHCI PCI platform driver [ 9.456362][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.457902][ T1] ohci-pci: OHCI PCI platform driver [ 9.459268][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.462917][ T1] usbcore: registered new interface driver cdc_acm [ 9.464121][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.466374][ T1] usbcore: registered new interface driver usblp [ 9.467845][ T1] usbcore: registered new interface driver cdc_wdm [ 9.469767][ T1] usbcore: registered new interface driver uas [ 9.471576][ T1] usbcore: registered new interface driver usb-storage [ 9.473326][ T1] usbcore: registered new interface driver ums-realtek [ 9.475566][ T1] usbcore: registered new interface driver usbserial_generic [ 9.478068][ T1] usbserial: USB Serial support registered for generic [ 9.480019][ T1] usbcore: registered new interface driver ch341 [ 9.481792][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.483496][ T1] usbcore: registered new interface driver cp210x [ 9.485055][ T1] usbserial: USB Serial support registered for cp210x [ 9.486787][ T1] usbcore: registered new interface driver ftdi_sio [ 9.488238][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.490136][ T1] usbcore: registered new interface driver keyspan [ 9.491707][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.494788][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.496706][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.498475][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.500393][ T1] usbcore: registered new interface driver option [ 9.501925][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.503769][ T1] usbcore: registered new interface driver oti6858 [ 9.505268][ T1] usbserial: USB Serial support registered for oti6858 [ 9.506917][ T1] usbcore: registered new interface driver pl2303 [ 9.508336][ T1] usbserial: USB Serial support registered for pl2303 [ 9.509992][ T1] usbcore: registered new interface driver qcserial [ 9.511664][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.513456][ T1] usbcore: registered new interface driver sierra [ 9.514986][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.516855][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.518601][ T1] usbserial: USB Serial support registered for carelink [ 9.520530][ T1] usbserial: USB Serial support registered for zio [ 9.522153][ T1] usbserial: USB Serial support registered for funsoft [ 9.523860][ T1] usbserial: USB Serial support registered for flashloader [ 9.525539][ T1] usbserial: USB Serial support registered for google [ 9.527136][ T1] usbserial: USB Serial support registered for libtransistor [ 9.528742][ T1] usbserial: USB Serial support registered for vivopay [ 9.530393][ T1] usbserial: USB Serial support registered for moto_modem [ 9.532089][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.534002][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.535638][ T1] usbserial: USB Serial support registered for hp4x [ 9.537254][ T1] usbserial: USB Serial support registered for suunto [ 9.538758][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.544368][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.546005][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.549070][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.552374][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.554230][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.555565][ T1] usb usb1: Product: Dummy host controller [ 9.556632][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.557946][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.563651][ T1] hub 1-0:1.0: USB hub found [ 9.565038][ T1] hub 1-0:1.0: 1 port detected [ 9.571682][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.573822][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.579534][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.582256][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.583702][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.585175][ T1] usb usb2: Product: Dummy host controller [ 9.586283][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.587705][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.592024][ T1] hub 2-0:1.0: USB hub found [ 9.593155][ T1] hub 2-0:1.0: 1 port detected [ 9.598491][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.600096][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.604007][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.607380][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.609079][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.610596][ T1] usb usb3: Product: Dummy host controller [ 9.611790][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.613222][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.617478][ T1] hub 3-0:1.0: USB hub found [ 9.618746][ T1] hub 3-0:1.0: 1 port detected [ 9.623866][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.626207][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.629747][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.632634][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.634433][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.636020][ T1] usb usb4: Product: Dummy host controller [ 9.637061][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.638482][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.642847][ T1] hub 4-0:1.0: USB hub found [ 9.644282][ T1] hub 4-0:1.0: 1 port detected [ 9.649753][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.651870][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.656143][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.659662][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.662747][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.665173][ T1] usb usb5: Product: Dummy host controller [ 9.667212][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.669912][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.674896][ T1] hub 5-0:1.0: USB hub found [ 9.678394][ T1] hub 5-0:1.0: 1 port detected [ 9.684759][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.687986][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.690567][ C1] random: fast init done [ 9.693476][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.697621][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.700519][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.703805][ T1] usb usb6: Product: Dummy host controller [ 9.704778][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.706214][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.710321][ T1] hub 6-0:1.0: USB hub found [ 9.711564][ T1] hub 6-0:1.0: 1 port detected [ 9.711719][ T32] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 9.713937][ T32] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 9.715627][ T32] sd 0:0:1:0: [sda] Write Protect is off [ 9.716867][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.717854][ T229] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 9.718216][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 9.720744][ T32] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 9.723670][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 9.726787][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.728398][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.729693][ T1] usb usb7: Product: Dummy host controller [ 9.730618][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.731883][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 9.735603][ T1] hub 7-0:1.0: USB hub found [ 9.736941][ T1] hub 7-0:1.0: 1 port detected [ 9.739937][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.741471][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 9.743381][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 9.745388][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.746872][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.748121][ T1] usb usb8: Product: Dummy host controller [ 9.748925][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.750135][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 9.752760][ T1] hub 8-0:1.0: USB hub found [ 9.753622][ T1] hub 8-0:1.0: 1 port detected [ 9.763533][ T32] sda: sda1 [ 9.771179][ T1] using random self ethernet address [ 9.772206][ T1] using random host ethernet address [ 9.776797][ T1] Mass Storage Function, version: 2009/09/11 [ 9.778021][ T1] LUN: removable file: (no medium) [ 9.778902][ T1] no file given for LUN0 [ 9.779653][ T1] printk: console [ttyGS0] disabled [ 9.780884][ T32] sd 0:0:1:0: [sda] Attached SCSI disk [ 9.783734][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 9.787188][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.789163][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 9.791004][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 9.792518][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.793813][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.795261][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 9.796492][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.797807][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 9.800413][ T1] hub 9-0:1.0: USB hub found [ 9.801454][ T1] hub 9-0:1.0: 8 ports detected [ 9.807690][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 9.816342][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 9.818078][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.828132][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.829665][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.830871][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 9.831884][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.833053][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 9.847524][ T1] hub 10-0:1.0: USB hub found [ 9.848599][ T1] hub 10-0:1.0: 8 ports detected [ 9.854695][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.866149][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 9.868494][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.869937][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.871289][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 9.872262][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.873523][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 9.878121][ T1] hub 11-0:1.0: USB hub found [ 9.879271][ T1] hub 11-0:1.0: 8 ports detected [ 9.889737][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 9.892109][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 9.893842][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.896588][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.897967][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.899537][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 9.900663][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.901893][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 9.908104][ T1] hub 12-0:1.0: USB hub found [ 9.909142][ T1] hub 12-0:1.0: 8 ports detected [ 9.918477][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.920199][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 9.922789][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.924653][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.925810][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 9.926984][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.928283][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 9.931320][ T1] hub 13-0:1.0: USB hub found [ 9.932434][ T1] hub 13-0:1.0: 8 ports detected [ 9.937867][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 9.939530][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 9.941158][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.943075][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.944357][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.945557][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 9.947660][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.949196][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 9.951949][ T1] hub 14-0:1.0: USB hub found [ 9.952906][ T1] hub 14-0:1.0: 8 ports detected [ 9.961755][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.964002][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 9.965840][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.967526][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.968747][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 9.969751][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.970910][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 9.973555][ T1] hub 15-0:1.0: USB hub found [ 9.978300][ T1] hub 15-0:1.0: 8 ports detected [ 9.983571][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 9.985129][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 9.992092][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 9.993880][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 9.995278][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.997171][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 9.998266][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 9.999472][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.002101][ T1] hub 16-0:1.0: USB hub found [ 10.003104][ T1] hub 16-0:1.0: 8 ports detected [ 10.009729][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.011391][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.013357][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.015176][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.016393][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.017633][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.018897][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.021700][ T1] hub 17-0:1.0: USB hub found [ 10.022620][ T1] hub 17-0:1.0: 8 ports detected [ 10.029676][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.031559][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.033393][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.035375][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.037231][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.038543][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.039495][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.040812][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.043676][ T1] hub 18-0:1.0: USB hub found [ 10.045058][ T1] hub 18-0:1.0: 8 ports detected [ 10.052283][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.054064][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.056536][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.058786][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.060653][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.063053][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.065848][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.070334][ T1] hub 19-0:1.0: USB hub found [ 10.071807][ T1] hub 19-0:1.0: 8 ports detected [ 10.077738][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.080858][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.083326][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.085796][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.089915][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.092159][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.093856][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.096781][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.100390][ T1] hub 20-0:1.0: USB hub found [ 10.102164][ T1] hub 20-0:1.0: 8 ports detected [ 10.109335][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.111538][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.114022][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.117470][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.119361][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.120907][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.123344][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.127274][ T1] hub 21-0:1.0: USB hub found [ 10.128517][ T1] hub 21-0:1.0: 8 ports detected [ 10.134760][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.138186][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.140012][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.143220][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.146035][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.148664][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.150618][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.153751][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.158420][ T1] hub 22-0:1.0: USB hub found [ 10.159745][ T1] hub 22-0:1.0: 8 ports detected [ 10.166344][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.168568][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.170907][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.173266][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.175148][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.176657][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.180352][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.182947][ T1] hub 23-0:1.0: USB hub found [ 10.184784][ T1] hub 23-0:1.0: 8 ports detected [ 10.191101][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.192938][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.195643][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.198510][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.200845][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.202746][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.204968][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.212024][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.215170][ T1] hub 24-0:1.0: USB hub found [ 10.217714][ T1] hub 24-0:1.0: 8 ports detected [ 10.225351][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.228176][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.231101][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.233010][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.235528][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.237766][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.240755][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.243794][ T1] hub 25-0:1.0: USB hub found [ 10.245367][ T1] hub 25-0:1.0: 8 ports detected [ 10.251723][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.253937][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.255719][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.258310][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.260398][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.262480][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.263582][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.265603][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.269981][ T1] hub 26-0:1.0: USB hub found [ 10.271674][ T1] hub 26-0:1.0: 8 ports detected [ 10.278503][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.280595][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.283192][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.286153][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.287395][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.289241][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.291406][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.294102][ T1] hub 27-0:1.0: USB hub found [ 10.295147][ T1] hub 27-0:1.0: 8 ports detected [ 10.301390][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.304081][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.306990][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.309696][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.312708][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.315314][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.317041][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.319221][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.322285][ T1] hub 28-0:1.0: USB hub found [ 10.323543][ T1] hub 28-0:1.0: 8 ports detected [ 10.331643][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.334302][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.337104][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.339631][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.342549][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.344329][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.347016][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.350057][ T1] hub 29-0:1.0: USB hub found [ 10.351506][ T1] hub 29-0:1.0: 8 ports detected [ 10.358343][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.360466][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.362127][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.365537][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.367361][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.368956][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.370087][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.371727][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.374303][ T1] hub 30-0:1.0: USB hub found [ 10.375574][ T1] hub 30-0:1.0: 8 ports detected [ 10.382461][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.385091][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.394017][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.397381][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.399341][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.400626][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.402763][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.407646][ T1] hub 31-0:1.0: USB hub found [ 10.408746][ T1] hub 31-0:1.0: 8 ports detected [ 10.415136][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.417601][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.420966][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.423488][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.427382][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.430109][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.431301][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.432654][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.437384][ T1] hub 32-0:1.0: USB hub found [ 10.438541][ T1] hub 32-0:1.0: 8 ports detected [ 10.446307][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.448305][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.450847][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.452658][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.454574][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.456399][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.458282][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.461616][ T1] hub 33-0:1.0: USB hub found [ 10.462550][ T1] hub 33-0:1.0: 8 ports detected [ 10.469119][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.471563][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.473415][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.475365][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.477297][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.479040][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.481172][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.483362][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.488052][ T1] hub 34-0:1.0: USB hub found [ 10.489472][ T1] hub 34-0:1.0: 8 ports detected [ 10.496108][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.498221][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.500710][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.503055][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.504316][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.506381][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.508577][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.512491][ T1] hub 35-0:1.0: USB hub found [ 10.513504][ T1] hub 35-0:1.0: 8 ports detected [ 10.520255][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.522763][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.524534][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.528624][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.530487][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.532364][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.533428][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.534975][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.538471][ T1] hub 36-0:1.0: USB hub found [ 10.539594][ T1] hub 36-0:1.0: 8 ports detected [ 10.547976][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.549827][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.552378][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.554083][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.556004][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.557340][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.559315][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.563550][ T1] hub 37-0:1.0: USB hub found [ 10.565060][ T1] hub 37-0:1.0: 8 ports detected [ 10.571067][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.573929][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.575701][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.578843][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.581206][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.583165][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.586381][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.588202][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.591740][ T1] hub 38-0:1.0: USB hub found [ 10.593146][ T1] hub 38-0:1.0: 8 ports detected [ 10.601455][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.604680][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.607350][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.609185][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.610908][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.612080][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.614222][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.617569][ T1] hub 39-0:1.0: USB hub found [ 10.619342][ T1] hub 39-0:1.0: 8 ports detected [ 10.625081][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.628126][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.630534][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.632556][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.634818][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.636203][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.637965][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.640155][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.643085][ T1] hub 40-0:1.0: USB hub found [ 10.644798][ T1] hub 40-0:1.0: 8 ports detected [ 10.653488][ T1] usbcore: registered new device driver usbip-host [ 10.658935][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.662517][ T1] i8042: Warning: Keylock active [ 10.665431][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.668275][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.732340][ T1] mousedev: PS/2 mouse device common for all mice [ 10.740235][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.747174][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.748731][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.751111][ T1] i2c /dev entries driver [ 10.753990][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.758847][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.761984][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.764459][ T1] IR NEC protocol handler initialized [ 10.766449][ T1] IR RC5(x/sz) protocol handler initialized [ 10.768065][ T1] IR RC6 protocol handler initialized [ 10.769669][ T1] IR JVC protocol handler initialized [ 10.771526][ T1] IR Sony protocol handler initialized [ 10.772701][ T1] IR SANYO protocol handler initialized [ 10.773808][ T1] IR Sharp protocol handler initialized [ 10.775458][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.776600][ T1] IR XMP protocol handler initialized [ 10.780801][ T1] usbcore: registered new interface driver uvcvideo [ 10.782529][ T1] USB Video Class driver (1.1.1) [ 10.783711][ T1] gspca_main: v2.14.0 registered [ 10.802559][ T1] vivid-000: using single planar format API [ 10.819733][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.822165][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.824441][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.826707][ T1] vivid-000: V4L2 output device registered as video4 [ 10.828463][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.831001][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.834406][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.837103][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.839230][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.841473][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.844016][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.846373][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.848912][ T1] vivid-001: using multiplanar format API [ 10.864319][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.866982][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.868795][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.870744][ T1] vivid-001: V4L2 output device registered as video8 [ 10.872570][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.874824][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.876973][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.878742][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 10.880405][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 10.882216][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 10.884330][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 10.886650][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 10.888663][ T1] vivid-002: using single planar format API [ 10.902566][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 10.905412][ T1] vivid-002: V4L2 capture device registered as video11 [ 10.907420][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 10.910270][ T1] vivid-002: V4L2 output device registered as video12 [ 10.912062][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 10.914690][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 10.917943][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 10.920349][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 10.923164][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 10.926046][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 10.929186][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 10.931294][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 10.933280][ T1] vivid-003: using multiplanar format API [ 10.947434][ T2520] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 10.952884][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 10.956636][ T1] vivid-003: V4L2 capture device registered as video15 [ 10.959982][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 10.963201][ T1] vivid-003: V4L2 output device registered as video16 [ 10.966178][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 10.970406][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 10.972907][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 10.975128][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 10.978412][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 10.980994][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 10.983638][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 10.985971][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 10.988511][ T1] vivid-004: using single planar format API [ 11.002613][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.006315][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.008234][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.011143][ T1] vivid-004: V4L2 output device registered as video20 [ 11.013371][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.016991][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.020245][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.022739][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.025518][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.029007][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.031910][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.035314][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.038857][ T1] vivid-005: using multiplanar format API [ 11.053436][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.057256][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.060071][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.063704][ T1] vivid-005: V4L2 output device registered as video24 [ 11.066548][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.069647][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.073180][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.074816][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.077086][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.079763][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.082559][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.084544][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.086678][ T1] vivid-006: using single planar format API [ 11.100854][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.103055][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.104882][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.107454][ T1] vivid-006: V4L2 output device registered as video28 [ 11.109421][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.112292][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.114301][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.116268][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.119841][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.121934][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.124140][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.127754][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.130765][ T1] vivid-007: using multiplanar format API [ 11.145776][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.148739][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.152098][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.154729][ T1] vivid-007: V4L2 output device registered as video32 [ 11.157963][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.160276][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.162795][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.164841][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.168089][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.169836][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.172369][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.174192][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.176464][ T1] vivid-008: using single planar format API [ 11.193838][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.196936][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.199138][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.201831][ T1] vivid-008: V4L2 output device registered as video36 [ 11.203485][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.206014][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.209276][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.211883][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.213472][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.215680][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.218489][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.220528][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.222802][ T1] vivid-009: using multiplanar format API [ 11.237028][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.239109][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.241069][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.243842][ T1] vivid-009: V4L2 output device registered as video40 [ 11.246443][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.249319][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.253383][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.256177][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.258497][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.261064][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.264314][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.266941][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.269056][ T1] vivid-010: using single planar format API [ 11.283609][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.286599][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.288623][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.290741][ T1] vivid-010: V4L2 output device registered as video44 [ 11.292894][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.294913][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.299356][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.302447][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.304534][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.307119][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.315122][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.323317][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.331760][ T1] vivid-011: using multiplanar format API [ 11.351215][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.359170][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.367075][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.375049][ T1] vivid-011: V4L2 output device registered as video48 [ 11.382837][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.394437][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.405390][ T2520] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.406607][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.424571][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.432238][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.440165][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.448496][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.456887][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.465262][ T1] vivid-012: using single planar format API [ 11.484469][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.493233][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.500753][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.508936][ T1] vivid-012: V4L2 output device registered as video52 [ 11.516678][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.526723][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.536574][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.544113][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.551673][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.559557][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.567800][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.576857][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.585781][ T1] vivid-013: using multiplanar format API [ 11.605389][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.614056][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.621607][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.630017][ T1] vivid-013: V4L2 output device registered as video56 [ 11.637474][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.647378][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.657166][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.664744][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.672328][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.680460][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.688737][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.696941][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.705246][ T1] vivid-014: using single planar format API [ 11.725489][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.733798][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.741410][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.749882][ T1] vivid-014: V4L2 output device registered as video60 [ 11.757467][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.767416][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.777322][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.784891][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.792542][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.800423][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.809020][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.817202][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.825701][ T1] vivid-015: using multiplanar format API [ 11.844607][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.853012][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.856783][ T286] floppy0: no floppy controllers found [ 11.861078][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.874014][ T1] vivid-015: V4L2 output device registered as video64 [ 11.881647][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 11.891539][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 11.901535][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 11.909251][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 11.916831][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 11.924822][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 11.933100][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 11.941420][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 11.951239][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 11.960774][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 11.969858][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 11.978998][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 11.989082][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 11.995665][ T1] iTCO_vendor_support: vendor-support=0 [ 12.003211][ T1] device-mapper: uevent: version 1.0.3 [ 12.010089][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.020842][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.028288][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.035726][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.043636][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.051301][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.056772][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.062742][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.069082][ T1] Bluetooth: HCI UART protocol LL registered [ 12.075173][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.082469][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.088570][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.094919][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.101661][ T1] usbcore: registered new interface driver bfusb [ 12.108477][ T1] usbcore: registered new interface driver btusb [ 12.115980][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.122326][ T1] Modular ISDN core version 1.1.29 [ 12.128359][ T1] NET: Registered protocol family 34 [ 12.133642][ T1] DSP module 2.0 [ 12.137221][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.156321][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.162634][ T1] 0 virtual devices registered [ 12.167420][ T1] intel_pstate: CPU model not supported [ 12.176598][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.185055][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.185059][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.201079][ T1] usnic_verbs:usnic_ib_init:667: [ 12.201083][ T1] Unable to initialize umem with err -1 [ 12.213081][ T1] iscsi: registered transport (iser) [ 12.225041][ T1] SoftiWARP attached [ 12.229212][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.240736][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.252206][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.271632][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.295591][ T1] usbcore: registered new interface driver usbhid [ 12.302724][ T1] usbhid: USB HID core driver [ 12.310497][ T1] ashmem: initialized [ 12.404882][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.413249][ T1] drop_monitor: Initializing network drop monitor service [ 12.421282][ T1] NET: Registered protocol family 26 [ 12.426796][ T1] GACT probability on [ 12.430805][ T1] Mirror/redirect action on [ 12.435491][ T1] Simple TC action Loaded [ 12.442149][ T1] netem: version 1.3 [ 12.446405][ T1] u32 classifier [ 12.449944][ T1] Performance counters on [ 12.454601][ T1] input device check on [ 12.459147][ T1] Actions configured [ 12.465835][ T1] nf_conntrack_irc: failed to register helpers [ 12.472143][ T1] nf_conntrack_sane: failed to register helpers [ 12.517597][ T1] nf_conntrack_sip: failed to register helpers [ 12.528744][ T1] xt_time: kernel timezone is -0000 [ 12.534076][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.541233][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.550825][ T1] IPVS: ipvs loaded. [ 12.554802][ T1] IPVS: [rr] scheduler registered. [ 12.560010][ T1] IPVS: [wrr] scheduler registered. [ 12.565192][ T1] IPVS: [lc] scheduler registered. [ 12.570373][ T1] IPVS: [wlc] scheduler registered. [ 12.575645][ T1] IPVS: [fo] scheduler registered. [ 12.580815][ T1] IPVS: [ovf] scheduler registered. [ 12.586382][ T1] IPVS: [lblc] scheduler registered. [ 12.591672][ T1] IPVS: [lblcr] scheduler registered. [ 12.597074][ T1] IPVS: [dh] scheduler registered. [ 12.602178][ T1] IPVS: [sh] scheduler registered. [ 12.607296][ T1] IPVS: [mh] scheduler registered. [ 12.612378][ T1] IPVS: [sed] scheduler registered. [ 12.617756][ T1] IPVS: [nq] scheduler registered. [ 12.622976][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.629080][ T1] IPVS: [sip] pe registered. [ 12.633811][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.642530][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.648373][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.660556][ T1] IPv4 over IPsec tunneling driver [ 12.669602][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.677411][ T1] Initializing XFRM netlink socket [ 12.682614][ T1] IPsec XFRM device driver [ 12.687990][ T1] NET: Registered protocol family 10 [ 12.693550][ T1] [ 12.695864][ T1] ============================= [ 12.701299][ T1] WARNING: suspicious RCU usage [ 12.706179][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 12.712671][ T1] ----------------------------- [ 12.717744][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.725526][ T1] [ 12.725526][ T1] other info that might help us debug this: [ 12.725526][ T1] [ 12.735849][ T1] [ 12.735849][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.743961][ T1] 1 lock held by swapper/0/1: [ 12.748651][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.758840][ T1] [ 12.758840][ T1] stack backtrace: [ 12.764727][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 12.768813][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.768813][ T1] Call Trace: [ 12.768813][ T1] dump_stack+0x18f/0x20d [ 12.768813][ T1] ip6mr_get_table+0x153/0x180 [ 12.768813][ T1] ip6mr_new_table+0x1b/0x70 [ 12.768813][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.768813][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.768813][ T1] ops_init+0xaf/0x420 [ 12.768813][ T1] register_pernet_operations+0x346/0x840 [ 12.768813][ T1] ? setup_net+0x860/0x860 [ 12.768813][ T1] ? down_write_killable+0x170/0x170 [ 12.768813][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.768813][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.768813][ T1] ? unix_diag_init+0x11/0x11 [ 12.768813][ T1] register_pernet_subsys+0x25/0x40 [ 12.768813][ T1] ip6_mr_init+0x49/0x152 [ 12.768813][ T1] inet6_init+0x1d7/0x6dc [ 12.768813][ T1] do_one_initcall+0x10a/0x7d0 [ 12.768813][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.768813][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.768813][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.768813][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.768813][ T1] kernel_init_freeable+0x501/0x5ae [ 12.768813][ T1] ? rest_init+0x365/0x365 [ 12.768813][ T1] kernel_init+0xd/0x1bb [ 12.768813][ T1] ret_from_fork+0x24/0x30 [ 12.915842][ T1] Segment Routing with IPv6 [ 12.920818][ T1] mip6: Mobile IPv6 [ 12.928517][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 12.941714][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 12.950010][ T1] NET: Registered protocol family 17 [ 12.955375][ T1] NET: Registered protocol family 15 [ 12.961505][ T1] Bridge firewalling registered [ 12.967989][ T1] NET: Registered protocol family 9 [ 12.973285][ T1] X25: Linux Version 0.2 [ 13.009807][ T1] NET: Registered protocol family 6 [ 13.048986][ T1] NET: Registered protocol family 11 [ 13.054587][ T1] NET: Registered protocol family 3 [ 13.060502][ T1] can: controller area network core (rev 20170425 abi 9) [ 13.068198][ T1] NET: Registered protocol family 29 [ 13.073482][ T1] can: raw protocol (rev 20170425) [ 13.078709][ T1] can: broadcast manager protocol (rev 20170425 t) [ 13.085209][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 13.091799][ T1] can: SAE J1939 [ 13.095840][ T1] Bluetooth: RFCOMM TTY layer initialized [ 13.101827][ T1] Bluetooth: RFCOMM socket layer initialized [ 13.109524][ T1] Bluetooth: RFCOMM ver 1.11 [ 13.114146][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.121123][ T1] Bluetooth: BNEP filters: protocol multicast [ 13.127231][ T1] Bluetooth: BNEP socket layer initialized [ 13.133038][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 13.138863][ T1] Bluetooth: CMTP socket layer initialized [ 13.144663][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 13.151483][ T1] Bluetooth: HIDP socket layer initialized [ 13.157728][ T1] RPC: Registered rdma transport module. [ 13.163355][ T1] RPC: Registered rdma backchannel transport module. [ 13.172851][ T1] NET: Registered protocol family 33 [ 13.178342][ T1] Key type rxrpc registered [ 13.183730][ T1] Key type rxrpc_s registered [ 13.189381][ T1] NET: Registered protocol family 41 [ 13.195248][ T1] lec:lane_module_init: lec.c: initialized [ 13.201341][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 13.207178][ T1] l2tp_core: L2TP core driver, V2.0 [ 13.212395][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 13.218050][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 13.224624][ T1] l2tp_netlink: L2TP netlink interface [ 13.230256][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 13.237095][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.244665][ T1] NET: Registered protocol family 35 [ 13.250395][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.266995][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.272544][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.280465][ T1] sctp: Hash tables configured (bind 32/56) [ 13.288264][ T1] NET: Registered protocol family 21 [ 13.294579][ T1] Registered RDS/infiniband transport [ 13.301086][ T1] Registered RDS/tcp transport [ 13.305841][ T1] tipc: Activated (version 2.0.0) [ 13.311305][ T1] NET: Registered protocol family 30 [ 13.317622][ T1] tipc: Started in single node mode [ 13.323301][ T1] NET: Registered protocol family 43 [ 13.328940][ T1] 9pnet: Installing 9P2000 support [ 13.334635][ T1] NET: Registered protocol family 37 [ 13.343739][ T1] NET: Registered protocol family 36 [ 13.349705][ T1] Key type dns_resolver registered [ 13.354964][ T1] Key type ceph registered [ 13.360373][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.368160][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.378038][ T1] openvswitch: Open vSwitch switching datapath [ 13.387704][ T1] NET: Registered protocol family 40 [ 13.393341][ T1] mpls_gso: MPLS GSO support [ 13.404093][ T1] IPI shorthand broadcast: enabled [ 13.409402][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.414873][ T1] AES CTR mode by8 optimization enabled [ 13.426496][ T1] sched_clock: Marking stable (13401721917, 24731252)->(13432019543, -5566374) [ 13.436777][ T1] registered taskstats version 1 [ 13.441727][ T1] Loading compiled-in X.509 certificates [ 13.452408][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.464143][ T1] zswap: loaded using pool lzo/zbud [ 13.470697][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.481118][ T1] Key type ._fscrypt registered [ 13.486024][ T1] Key type .fscrypt registered [ 13.490773][ T1] Key type fscrypt-provisioning registered [ 13.499826][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.506769][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.521536][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.532185][ T1] Key type big_key registered [ 13.538973][ T1] Key type encrypted registered [ 13.543875][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.550405][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.556838][ T1] ima: Allocated hash algorithm: sha256 [ 13.562714][ T1] ima: No architecture policies found [ 13.568451][ T1] evm: Initialising EVM extended attributes: [ 13.574420][ T1] evm: security.selinux [ 13.578658][ T1] evm: security.SMACK64 [ 13.582816][ T1] evm: security.SMACK64EXEC [ 13.587336][ T1] evm: security.SMACK64TRANSMUTE [ 13.592338][ T1] evm: security.SMACK64MMAP [ 13.596964][ T1] evm: security.apparmor [ 13.601812][ T1] evm: security.ima [ 13.605695][ T1] evm: security.capability [ 13.610403][ T1] evm: HMAC attrs: 0x1 [ 13.616199][ T1] PM: Magic number: 4:29:276 [ 13.623324][ T1] usb usb16: hash matches [ 13.628475][ T1] tty ttyy4: hash matches [ 13.633050][ T1] tty tty13: hash matches [ 13.638801][ T1] printk: console [netcon0] enabled [ 13.644238][ T1] netconsole: network logging started [ 13.654322][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.663821][ T1] rdma_rxe: loaded [ 13.668033][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.678886][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.687793][ T2520] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.698298][ T1] ALSA device list: [ 13.702107][ T1] #0: Dummy 1 [ 13.705545][ T1] #1: Loopback 1 [ 13.709484][ T2520] cfg80211: failed to load regulatory.db [ 13.715760][ T1] #2: Virtual MIDI Card 1 [ 13.723172][ T1] md: Waiting for all devices to be available before autodetect [ 13.730927][ T1] md: If you don't use raid, use raid=noautodetect [ 13.742208][ T1] md: Autodetecting RAID arrays. [ 13.747317][ T1] md: autorun ... [ 13.751005][ T1] md: ... autorun DONE. [ 13.835557][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.843804][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.881226][ T1] devtmpfs: mounted [ 13.897410][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 13.904302][ T1] Kernel memory protection disabled. [ 13.946730][ T1] Run /sbin/init as init process [ 14.566676][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.582886][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.590680][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.672547][ T1] systemd[1]: systemd 232 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD +IDN) [ 14.694197][ T1] systemd[1]: Detected virtualization kvm. [ 14.700140][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.758129][ T1] systemd[1]: Set hostname to . [ 15.133744][ T3884] systemd-fstab-generator[3884]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.150136][ T3889] systemd-cryptse (3889) used greatest stack depth: 25136 bytes left [ 15.199106][ T3884] systemd-fstab-generator[3884]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.201826][ T3891] selinux-autorel (3891) used greatest stack depth: 24848 bytes left [ 15.218589][ T3884] systemd-fstab-generator[3884]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.251699][ T3884] systemd-fstab-g (3884) used greatest stack depth: 23880 bytes left [ 15.262245][ T3883] systemd[3883]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 15.620464][ T1] systemd[1]: Started Dispatch Password Requests to Console Directory Watch. [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ 15.666465][ T1] systemd[1]: Reached target Swap. [ OK ] Reached target Swap. [ 15.708394][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 15.756666][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 15.801092][ T1] [ 15.803484][ T1] ============================= [ 15.808360][ T1] WARNING: suspicious RCU usage [ 15.813197][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 15.819726][ T1] ----------------------------- [ 15.824553][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 15.833826][ T1] [ 15.833826][ T1] other info that might help us debug this: [ 15.833826][ T1] [ 15.844599][ T1] [ 15.844599][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.852701][ T1] 2 locks held by systemd/1: [ 15.857359][ T1] #0: ffff888098834450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 15.866495][ T1] #1: ffff888098d94150 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 15.876504][ T1] [ 15.876504][ T1] stack backtrace: [ 15.882388][ T1] CPU: 0 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 15.891304][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.901344][ T1] Call Trace: [ 15.904616][ T1] dump_stack+0x18f/0x20d [ 15.908966][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.914074][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.919543][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.924387][ T1] security_inode_setxattr+0x18f/0x200 [ 15.929840][ T1] vfs_setxattr+0xa7/0xf0 [ 15.934150][ T1] setxattr+0x23d/0x330 [ 15.938284][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.943119][ T1] ? lock_acquire+0x1f4/0x940 [ 15.947785][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.952457][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.957806][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.963071][ T1] ? preempt_count_add+0x74/0x140 [ 15.968081][ T1] ? preempt_count_add+0x74/0x140 [ 15.973167][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.978170][ T1] path_setxattr+0x170/0x190 [ 15.982752][ T1] ? setxattr+0x330/0x330 [ 15.987060][ T1] ? task_work_run+0x160/0x1b0 [ 15.991817][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.996734][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 16.002008][ T1] do_syscall_64+0xf6/0x7d0 [ 16.006512][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 16.012390][ T1] RIP: 0033:0x7f6341aad67a [ 16.016779][ 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 [ 16.036556][ T1] RSP: 002b:00007ffd34873128 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.044974][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6341aad67a [ 16.052958][ T1] RDX: 00007ffd348731a0 RSI: 000055b8ab594f9b RDI: 000055b8abb49f20 [ 16.060939][ T1] RBP: 000055b8ab594f9b R08: 0000000000000000 R09: 0000000000000030 [ 16.068921][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007ffd348731a0 [ 16.076875][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 000055b8abb04f60 [ 16.085837][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. Mounting /sys/kernel/config... [ OK ] Reached target Slices. Mounting Huge Pages File System... Mounting /sys/kernel/debug... [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. [ OK ] Listening on Journal Socket. Starting Create Static Device Nodes in /dev... [ OK ] Listening on Journal Socket (/dev/log). [ OK ] Listening on /dev/initctl Compatibility Named Pipe. [ OK ] Created slice system-serial\x2dgetty.slice. [ 16.546304][ T3901] systemd-tmpfile (3901) used greatest stack depth: 23048 bytes left [ OK ] Listening on udev Control Socket. [ OK ] Reached target Remote File Systems. [ OK ] Set up automount Arbitrary Executab…rmats File System Automount Point. Starting Load Kernel Modules... Starting Remount Root and Kernel File Systems... Mounting POSIX Message Queue File System... [ OK ] Listening on Syslog Socket. Starting Journal Service... [ 16.896484][ T3907] EXT4-fs (sda1): re-mounted. Opts: (null) [ OK ] Reached target Sockets. [ OK ] Created slice system-getty.slice. Mounting /proc/sys/fs/binfmt_misc... [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Create Static Device Nodes in /dev. [ OK ] Started Load Kernel Modules. [ OK ] Started Remount Root and Kernel File Systems. Starting udev Coldplug all Devices... Starting Load/Save Random Seed... Mounting FUSE Control File System... Starting Apply Kernel Variables... [ OK ] Reached target Local File Systems (Pre). Starting udev Kernel Device Manager... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Load/Save Random Seed. [ OK ] Started Apply Kernel Variables. [ OK ] Started Mark the need to relabel after reboot. Starting Raise network interfaces... [ OK ] Started udev Kernel Device Manager. [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 19.166490][ T3912] systemd-journald[3912]: 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... [ 19.654067][ T1] [ 19.665997][ T1] ============================= [ 19.670907][ T1] WARNING: suspicious RCU usage [ 19.675861][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 19.695978][ T1] ----------------------------- [ 19.700863][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.726175][ T1] [ 19.726175][ T1] other info that might help us debug this: [ 19.726175][ T1] [ 19.745993][ T1] [ 19.745993][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.754093][ T1] 4 locks held by systemd/1: [ 19.775962][ T1] #0: ffff888098b0c450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.784955][ T1] #1: ffff8880a729b088 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.816191][ T1] #2: ffff8880a379fcb8 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.833535][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.844411][ T1] [ 19.844411][ T1] stack backtrace: [ 19.851009][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 19.859956][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.870034][ T1] Call Trace: [ 19.873335][ T1] dump_stack+0x18f/0x20d [ 19.877695][ T1] match_exception_partial+0x2ee/0x340 [ 19.883169][ T1] verify_new_ex+0x176/0x3a0 [ 19.887794][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 19.893264][ T1] ? lock_acquire+0x1f4/0x940 [ 19.897949][ T1] ? kernfs_fop_write+0x1db/0x490 [ 19.902981][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.908197][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 19.912971][ T1] ? lock_downgrade+0x840/0x840 [ 19.917834][ T1] cgroup_file_write+0x20d/0x710 [ 19.922864][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.928100][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.933397][ T1] ? __might_fault+0x190/0x1d0 [ 19.938175][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.943478][ T1] kernfs_fop_write+0x268/0x490 [ 19.948547][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 19.953489][ T1] __vfs_write+0x76/0x100 [ 19.957996][ T1] vfs_write+0x268/0x5d0 [ 19.962261][ T1] ksys_write+0x12d/0x250 [ 19.966591][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 19.971366][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.977100][ T1] do_syscall_64+0xf6/0x7d0 [ 19.981708][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.987600][ T1] RIP: 0033:0x7f6341aa1970 [ 19.992015][ 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 [ 20.011619][ T1] RSP: 002b:00007ffd34872ce8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 20.020036][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f6341aa1970 [ 20.028017][ T1] RDX: 000000000000000a RSI: 000055b8abb115f0 RDI: 0000000000000027 [ 20.036003][ T1] RBP: 000055b8abb115f0 R08: 000055b8abb448e0 R09: 00007f63434d7500 [ 20.043975][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 20.051951][ T1] R13: 0000000000000001 R14: 000055b8abb44800 R15: 000000000000000a [ 20.123038][ T3961] [ 20.125524][ T3961] ============================= Starting Network Time Synchronization... [ 20.156125][ T3961] WARNING: suspicious RCU usage [ 20.160999][ T3961] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 20.175945][ T3961] ----------------------------- [ 20.180847][ T3961] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 20.190405][ T3961] [ 20.190405][ T3961] other info that might help us debug this: [ 20.190405][ T3961] [ 20.225986][ T3961] [ 20.225986][ T3961] rcu_scheduler_active = 2, debug_locks = 1 [ 20.234608][ T3961] 1 lock held by ip/3961: [ 20.256247][ T3961] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.265755][ T3961] [ 20.265755][ T3961] stack backtrace: [ 20.286012][ T3961] CPU: 0 PID: 3961 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 20.294793][ T3961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.304877][ T3961] Call Trace: [ 20.304911][ T3961] dump_stack+0x18f/0x20d [ 20.312579][ T3961] bpq_device_event+0x609/0x75a [ 20.317430][ T3961] notifier_call_chain+0xc0/0x230 [ 20.322555][ T3961] call_netdevice_notifiers_info+0xb5/0x130 [ 20.328494][ T3961] __dev_notify_flags+0x121/0x2c0 [ 20.333562][ T3961] ? dev_change_name+0x700/0x700 [ 20.338510][ T3961] ? dev_set_allmulti+0x30/0x30 [[ 20.343453][ T3961] ? __lock_acquire+0x2018/0x3f20 [ 20.348605][ T3961] dev_change_flags+0x100/0x160 [ 20.353459][ T3961] do_setlink+0xa1c/0x35d0 [ 20.357881][ T3961] ? mark_lock+0x129/0x1390  OK [0[ 20.362389][ T3961] ? rtnl_getlink+0xab0/0xab0 [ 20.368443][ T3961] ? print_usage_bug+0x240/0x240 m[ 20.373382][ T3961] ? mark_lock+0x129/0x1390 [ 20.377961][ T3961] ? mark_lock+0x129/0x1390 ] [ 20.382603][ T3961] ? memset+0x20/0x40 [ 20.386741][ T3961] ? __nla_validate_parse+0x2dc/0x1c70 [ 20.392211][ T3961] ? nla_get_range_signed+0x520/0x520 [ 20.397602][ T3961] ? mark_held_locks+0xe0/0xe0 [ 20.402378][ T3961] ? deref_stack_reg+0xaa/0xe0 [ 20.407161][ T3961] ? __read_once_size_nocheck.constprop.0+0x10/0x10 Started Update U[ 20.413760][ T3961] __rtnl_newlink+0xad0/0x1590 [ 20.420682][ T3961] ? rtnl_link_unregister+0x240/0x240 [ 20.426072][ T3961] ? is_bpf_text_address+0xcb/0x160 TMP about System[ 20.431283][ T3961] ? kernel_text_address+0x6e/0xe0 Boot/Shutdown.[ 20.437771][ T3961] ? __kernel_text_address+0x9/0x30 [ 20.444270][ T3961] ? unwind_get_return_address+0x5a/0xa0 [ 20.449909][ T3961] ? profile_setup.cold+0xc1/0xc1 [ 20.454938][ T3961] ? arch_stack_walk+0x97/0xf0 [ 20.459885][ T3961] ? stack_trace_save+0x8c/0xc0 [ 20.464830][ T3961] ? stack_trace_consume_entry+0x160/0x160 [ 20.470686][ T3961] ? rtnl_newlink+0x46/0xa0 [ 20.475199][ T3961] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 20.480751][ T3961] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 20.486736][ T3961] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 20.492810][ T3961] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 20.498370][ T3961] rtnl_newlink+0x64/0xa0 [ 20.502705][ T3961] ? __rtnl_newlink+0x1590/0x1590 [ 20.507753][ T3961] rtnetlink_rcv_msg+0x44e/0xad0 [ 20.512720][ T3961] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.517998][ T3961] ? lock_acquire+0x1f4/0x940 [ 20.522742][ T3961] ? netlink_deliver_tap+0x146/0xcc0 [ 20.528642][ T3961] netlink_rcv_skb+0x15a/0x430 [ 20.533398][ T3961] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.538665][ T3961] ? netlink_ack+0xa60/0xa60 [ 20.543240][ T3961] ? netlink_deliver_tap+0x236/0xcc0 [ 20.548512][ T3961] netlink_unicast+0x537/0x740 [ 20.553263][ T3961] ? netlink_attachskb+0x810/0x810 [ 20.558355][ T3961] ? _copy_from_iter_full+0x25c/0x870 [ 20.563706][ T3961] ? __phys_addr_symbol+0x2c/0x70 [ 20.568710][ T3961] ? __check_object_size+0x171/0x437 [ 20.573977][ T3961] netlink_sendmsg+0x882/0xe10 [ 20.578723][ T3961] ? aa_af_perm+0x260/0x260 [ 20.583208][ T3961] ? netlink_unicast+0x740/0x740 [ 20.588307][ T3961] ? netlink_unicast+0x740/0x740 [ 20.593251][ T3961] sock_sendmsg+0xcf/0x120 [ 20.597656][ T3961] ____sys_sendmsg+0x6bf/0x7e0 [ 20.602401][ T3961] ? mark_held_locks+0xe0/0xe0 [ 20.607153][ T3961] ? kernel_sendmsg+0x50/0x50 [ 20.611820][ T3961] ? find_held_lock+0x2d/0x110 [ 20.616565][ T3961] ? mark_lock+0x129/0x1390 [ 20.621061][ T3961] ___sys_sendmsg+0x100/0x170 [ 20.625720][ T3961] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.630815][ T3961] ? migration_entry_to_page+0x310/0x310 [ 20.636428][ T3961] ? do_raw_spin_unlock+0x171/0x260 [ 20.641607][ T3961] ? find_held_lock+0x2d/0x110 [ 20.646352][ T3961] ? do_page_fault+0x59e/0x13da [ 20.651186][ T3961] ? vm_insert_pages+0x6a0/0x6a0 [ 20.656111][ T3961] ? lock_downgrade+0x840/0x840 [ 20.660954][ T3961] ? __fget_light+0x1ab/0x270 [ 20.665702][ T3961] __sys_sendmsg+0xec/0x1b0 [ 20.670189][ T3961] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.675203][ T3961] ? down_read_nested+0x430/0x430 [ 20.680213][ T3961] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.685916][ T3961] ? do_syscall_64+0x21/0x7d0 [ 20.690577][ T3961] do_syscall_64+0xf6/0x7d0 [ 20.695066][ T3961] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.700935][ T3961] RIP: 0033:0x7fea4f1cfdc7 [ 20.705331][ T3961] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 8b 05 4a 49 2b 00 85 c0 75 2e 48 63 ff 48 63 d2 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 a1 f0 2a 00 f7 d8 64 89 02 48 [ 20.724914][ T3961] RSP: 002b:00007ffeb4d38d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.733301][ T3961] RAX: ffffffffffffffda RBX: 000000005ead56aa RCX: 00007fea4f1cfdc7 [ 20.741263][ T3961] RDX: 0000000000000000 RSI: 00007ffeb4d38db0 RDI: 0000000000000003 [ 20.749223][ T3961] RBP: 00007ffeb4d38db0 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.757173][ T3961] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffeb4d38df0 [ 20.765125][ T3961] R13: 0000560f9d2d53c0 R14: 00007ffeb4d40e70 R15: 0000000000000000 [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.663709][ C1] random: crng init done [ 21.668076][ 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 (14s / 1min 30s) [** ] (1 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [*** ] (1 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ *** ] (2 of 2) A start job is running for…dplug all Devices (16s / no limit) [ OK ] Reached target Sound Card. [ *** ] (2 of 2) A start job is running for…dplug all Devices (22s / no limit) [ OK ] Started udev Coldplug all Devices. [ OK ] Reached target System Initialization. [ OK ] Reached target Basic System. [ OK ] Started Daily Cleanup of Temporary Directories. Starting getty on tty2-tty6 if dbus and logind are not available... Starting OpenBSD Secure Shell server... [ OK ] Started Regular background program processing daemon. Starting System Logging Service... [ OK ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. Starting Permit User Sessions... [ OK ] Started System Logging Service. [ 39.968242][ T6475] sshd (6475) used greatest stack depth: 23032 bytes left [ OK ] Started Permit User Sessions. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Found device /dev/ttyS0. [ 42.404354][ T6541] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 42.416112][ T6541] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 42.416129][ T6541] CPU: 1 PID: 6541 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 42.434202][ T6541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.444410][ T6541] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 42.450649][ T6541] 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 [ 42.470255][ T6541] RSP: 0018:ffffc9000908f450 EFLAGS: 00010206 [ 42.476331][ T6541] RAX: dffffc0000000000 RBX: ffff8880991ea000 RCX: ffffffff8363b42a [ 42.484308][ T6541] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 42.492277][ T6541] RBP: 1ffff92001211e8b R08: ffff8880a21c2080 R09: fffffbfff1559872 [ 42.500255][ T6541] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880a180afea [ 42.508238][ T6541] R13: ffff8880a180a000 R14: 000000000000198d R15: 0000000000000000 [ 42.516213][ T6541] FS: 00007fae9604e8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 42.525148][ T6541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.531738][ T6541] CR2: 0000559d096d78f5 CR3: 00000000a7a94000 CR4: 00000000001406e0 [ 42.539697][ T6541] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 42.547664][ T6541] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 42.556327][ T6541] Call Trace: [ 42.559622][ T6541] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 42.565004][ T6541] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 42.570818][ T6541] ? __kmalloc+0x62f/0x7a0 [ 42.575236][ T6541] ? tomoyo_realpath_from_path+0xc2/0x620 [ 42.580957][ T6541] ? lock_release+0x800/0x800 [ 42.586318][ T6541] ? __lock_acquire+0x2018/0x3f20 [ 42.591348][ T6541] tomoyo_realpath_from_path+0x393/0x620 [ 42.596987][ T6541] tomoyo_path_number_perm+0x1c2/0x4d0 [ 42.602477][ T6541] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 42.608115][ T6541] ? tomoyo_execute_permission+0x470/0x470 [ 42.615663][ T6541] ? d_alloc_parallel+0x785/0x1b10 [ 42.620789][ T6541] ? d_alloc_parallel+0x9ea/0x1b10 [ 42.625917][ T6541] ? rcu_read_lock_held_common+0x130/0x130 [ 42.631727][ T6541] ? print_usage_bug+0x240/0x240 [ 42.636760][ T6541] tomoyo_path_mknod+0x10d/0x190 [ 42.641961][ T6541] ? tomoyo_path_chown+0x1b0/0x1b0 [ 42.647079][ T6541] ? mark_held_locks+0x9f/0xe0 [ 42.651845][ T6541] ? d_lookup+0xec/0x250 [ 42.656090][ T6541] security_path_mknod+0x116/0x180 [ 42.661207][ T6541] lookup_open+0x5ae/0x1320 [ 42.665712][ T6541] ? page_put_link+0x210/0x210 [ 42.670487][ T6541] ? preempt_count_add+0x74/0x140 [ 42.675513][ T6541] ? __mnt_want_write+0x1da/0x2c0 [ 42.680544][ T6541] path_openat+0x93c/0x27f0 [ 42.685166][ T6541] ? path_lookupat.isra.0+0x530/0x530 [ 42.690541][ T6541] ? up_read+0x1a8/0x750 [ 42.694793][ T6541] ? mark_held_locks+0xe0/0xe0 [ 42.700514][ T6541] ? down_read_nested+0x430/0x430 [ 42.705632][ T6541] do_filp_open+0x192/0x260 [ 42.710229][ T6541] ? may_open_dev+0xf0/0xf0 [ 42.714918][ T6541] ? simple_attr_release+0x40/0x40 [ 42.720043][ T6541] ? _raw_spin_unlock+0x24/0x40 [ 42.724897][ T6541] ? __alloc_fd+0x46d/0x600 [ 42.729496][ T6541] do_sys_openat2+0x585/0x7d0 [ 42.734178][ T6541] ? file_open_root+0x400/0x400 [ 42.739058][ T6541] ? up_read+0x1a8/0x750 [ 42.743305][ T6541] do_sys_open+0xc3/0x140 [ 42.747727][ T6541] ? filp_open+0x70/0x70 [ 42.751976][ T6541] ? handle_mm_fault+0x29e/0x660 [ 42.756930][ T6541] ? trace_hardirqs_off_caller+0x55/0x230 [ 42.762660][ T6541] do_syscall_64+0xf6/0x7d0 [ 42.768138][ T6541] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 42.774028][ T6541] RIP: 0033:0x7fae941b76f0 [ 42.778442][ T6541] 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 [ 42.798050][ T6541] RSP: 002b:00007ffc867476a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 42.806728][ T6541] RAX: ffffffffffffffda RBX: 0000559d0b828320 RCX: 00007fae941b76f0 [ 42.814713][ T6541] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 0000559d096d78f5 [ 42.823314][ T6541] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 42.831375][ T6541] R10: 0000000000000240 R11: 0000000000000246 R12: 0000559d096a851e [ 42.839348][ T6541] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 42.847327][ T6541] Modules linked in: [ OK ] Started Serial Getty on ttyS0. [ 42.856049][ T6541] ---[ end trace e63c8377f707d591 ]--- [ 42.861529][ T6541] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 42.868003][ T6541] 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 [0[ 42.901594][ T6541] RSP: 0018:ffffc9000908f450 EFLAGS: 00010206 m] Reached targe[ 42.908859][ T6541] RAX: dffffc0000000000 RBX: ffff8880991ea000 RCX: ffffffff8363b42a t Login Prompts. [ OK ] Reached target Multi-User System. [ 42.940505][ T6541] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ OK ] Reached target Graphical Interface. [ 42.972047][ T6541] RBP: 1ffff92001211e8b R08: ffff8880a21c2080 R09: fffffbfff1559872 [ 42.980119][ T6541] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff8880a180afea [ 42.988151][ T6541] R13: ffff8880a180a000 R14: 000000000000198d R15: 0000000000000000 [ 43.023792][ T6541] FS: 00007fae9604e8c0(0000) GS:ffff8880ae700000(0000) knlGS:0000000000000000 [ 43.122752][ T6541] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Starting Update UTMP about System Runlevel Changes... [ 43.142269][ T6541] CR2: 000055b8abb7a3c0 CR3: 00000000a7a94000 CR4: 00000000001406e0 [ 43.182789][ T6541] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 43.195061][ T6541] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 43.232693][ T6541] Kernel panic - not syncing: Fatal exception [ 43.240160][ T6541] Kernel Offset: disabled [ 43.244509][ T6541] Rebooting in 86400 seconds..