[ 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 3982066622 cycles [ 0.000966][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003743][ T0] tsc: Detected 2300.000 MHz processor [ 0.006453][ T0] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.007546][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.008709][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.015674][ T0] found SMP MP-table at [mem 0x000f23e0-0x000f23ef] [ 0.016799][ T0] check: Scanning 1 areas for low memory corruption [ 0.018976][ T0] Using GB pages for direct mapping [ 0.022306][ T0] ACPI: Early table checksum verification disabled [ 0.023379][ T0] ACPI: RSDP 0x00000000000F2160 000014 (v00 Google) [ 0.024277][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025616][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026905][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028397][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.029265][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.030088][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.031304][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.032716][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.034214][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.035776][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.036455][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.037141][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.038191][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.039148][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.040142][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.041666][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.043282][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.044479][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.046174][ T0] NODE_DATA(0) allocated [mem 0x12fffb000-0x12fffffff] [ 0.048023][ T0] NODE_DATA(1) allocated [mem 0x21fff8000-0x21fffcfff] [ 0.102500][ T0] Zone ranges: [ 0.103051][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.104040][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.105242][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.106644][ T0] Device empty [ 0.107123][ T0] Movable zone start for each node [ 0.108061][ T0] Early memory node ranges [ 0.108716][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.109766][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.110917][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.112152][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.113328][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.113334][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.143821][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.618145][ T0] kasan: KernelAddressSanitizer initialized [ 0.620127][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.620967][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.622152][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.623329][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.625012][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.626359][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.627667][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.628751][ T0] Using ACPI (MADT) for SMP configuration information [ 0.634038][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.635104][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.636494][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.638620][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.642283][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.643544][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.644808][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.646267][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.647681][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.648714][ T0] Booting paravirtualized kernel on KVM [ 0.649833][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.705752][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.709240][ T0] percpu: Embedded 67 pages/cpu s233800 r8192 d32440 u1048576 [ 0.711931][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.713218][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1935238 [ 0.714690][ T0] Policy zone: Normal [ 0.715369][ 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 [ 0.728113][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.601901][ T0] Memory: 6461228K/7863916K available (116743K kernel code, 17331K rwdata, 21712K rodata, 2776K init, 24500K bss, 1402688K reserved, 0K cma-reserved) [ 1.611151][ T0] Running RCU self tests [ 1.611973][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.612915][ T0] rcu: RCU lockdep checking is enabled. [ 1.614012][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 1.615556][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.616752][ T0] Trampoline variant of Tasks RCU enabled. [ 1.617662][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.618927][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.627941][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.629752][ T0] random: get_random_bytes called from start_kernel+0x508/0x890 with crng_init=0 [ 1.633990][ T0] Console: colour VGA+ 80x25 [ 1.636401][ T0] printk: console [ttyS0] enabled [ 1.636401][ T0] printk: console [ttyS0] enabled [ 1.637947][ T0] printk: bootconsole [earlyser0] disabled [ 1.637947][ T0] printk: bootconsole [earlyser0] disabled [ 1.639651][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.640971][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.641790][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.642520][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.643449][ T0] ... CLASSHASH_SIZE: 4096 [ 1.644208][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.644937][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.645656][ T0] ... CHAINHASH_SIZE: 32768 [ 1.646532][ T0] memory used by lock dependency info: 6301 kB [ 1.647494][ T0] memory used for stack traces: 4224 kB [ 1.648355][ T0] per task-struct memory footprint: 1920 bytes [ 1.649593][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.651478][ T0] ACPI: Core revision 20200326 [ 1.655349][ T0] APIC: Switch to symmetric I/O mode setup [ 1.656822][ T0] x2apic enabled [ 1.658725][ T0] Switched APIC routing to physical x2apic. [ 1.663001][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.664079][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.665916][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.667405][ T0] pid_max: default: 32768 minimum: 301 [ 1.669458][ T0] LSM: Security Framework initializing [ 1.670371][ T0] LSM: security= is ignored because it is superseded by lsm= [ 1.671547][ T0] Yama: becoming mindful. [ 1.672810][ T0] TOMOYO Linux initialized [ 1.676090][ T0] AppArmor: AppArmor initialized [ 1.684098][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.689606][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.691254][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.696002][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.701026][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.702009][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.703041][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.704584][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.704620][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.707371][ T0] MDS: Mitigation: Clear CPU buffers [ 1.708913][ T0] Freeing SMP alternatives memory: 96K [ 1.833553][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.835906][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.835906][ T1] rcu: Hierarchical SRCU implementation. [ 1.835906][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.835906][ T1] smp: Bringing up secondary CPUs ... [ 1.840392][ T1] x86: Booting SMP configuration: [ 1.841144][ T1] .... node #0, CPUs: #1 [ 0.026309][ T0] kvm-clock: cpu 1, msr be43041, secondary cpu clock [ 1.843673][ 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. [ 1.846089][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.847013][ T1] smpboot: Max logical packages: 1 [ 1.847716][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.850676][ T1] devtmpfs: initialized [ 1.850676][ T1] x86/mm: Memory block size: 128MB [ 1.879313][ T22] kworker/u4:0 (22) used greatest stack depth: 27232 bytes left [ 1.881148][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.881148][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.885962][ T1] xor: automatically using best checksumming function avx [ 1.886111][ T1] PM: RTC time: 14:45:20, date: 2020-05-03 [ 1.886111][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.886111][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.887520][ T1] NET: Registered protocol family 16 [ 1.893762][ T1] audit: initializing netlink subsys (disabled) [ 1.896119][ T27] audit: type=2000 audit(1588517120.571:1): state=initialized audit_enabled=0 res=1 [ 1.911076][ T1] cpuidle: using governor menu [ 1.914954][ T1] ACPI: bus type PCI registered [ 1.917806][ T1] dca service started, version 1.12.1 [ 1.919092][ T1] PCI: Using configuration type 1 for base access [ 2.383501][ T990] kworker/u4:6 (990) used greatest stack depth: 26944 bytes left [ 2.445635][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.447343][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.447687][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.477385][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.675956][ T1] raid6: avx2x4 gen() 11465 MB/s [ 2.845958][ T1] raid6: avx2x4 xor() 5978 MB/s [ 3.015972][ T1] raid6: avx2x2 gen() 7869 MB/s [ 3.178191][ T1] raid6: avx2x2 xor() 3378 MB/s [ 3.355955][ T1] raid6: avx2x1 gen() 4754 MB/s [ 3.525933][ T1] raid6: avx2x1 xor() 1780 MB/s [ 3.695927][ T1] raid6: sse2x4 gen() 6095 MB/s [ 3.865939][ T1] raid6: sse2x4 xor() 3161 MB/s [ 4.028187][ T1] raid6: sse2x2 gen() 4028 MB/s [ 4.198182][ T1] raid6: sse2x2 xor() 1700 MB/s [ 4.368193][ T1] raid6: sse2x1 gen() 2378 MB/s [ 4.538232][ T1] raid6: sse2x1 xor() 887 MB/s [ 4.540442][ T1] raid6: using algorithm avx2x4 gen() 11465 MB/s [ 4.541989][ T1] raid6: .... xor() 5978 MB/s, rmw enabled [ 4.543577][ T1] raid6: using avx2x2 recovery algorithm [ 4.546651][ T1] ACPI: Added _OSI(Module Device) [ 4.546804][ T1] ACPI: Added _OSI(Processor Device) [ 4.546804][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 4.547693][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 4.548884][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 4.550108][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 4.551453][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.607139][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.675927][ T1] ACPI: Interpreter enabled [ 4.675927][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.676045][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.685963][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.686130][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.790172][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.791877][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.794066][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.806142][ T1] PCI host bridge to bus 0000:00 [ 4.806142][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 4.806142][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.806142][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.807292][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.809482][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.811077][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.812799][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.826074][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.846506][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.864267][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.876499][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.878640][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.884768][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.907104][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.916110][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.922730][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.946206][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.955951][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.962731][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 5.006938][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 5.007776][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 5.012698][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 5.017802][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 5.021622][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 5.037771][ T1] iommu: Default domain type: Translated [ 5.039044][ T1] vgaarb: loaded [ 5.047496][ T1] SCSI subsystem initialized [ 5.047496][ T1] ACPI: bus type USB registered [ 5.048171][ T1] usbcore: registered new interface driver usbfs [ 5.048171][ T1] usbcore: registered new interface driver hub [ 5.057137][ T1] usbcore: registered new device driver usb [ 5.060426][ T1] mc: Linux media interface: v0.10 [ 5.060426][ T1] videodev: Linux video capture interface: v2.00 [ 5.060612][ T1] pps_core: LinuxPPS API ver. 1 registered [ 5.067325][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 5.069394][ T1] PTP clock support registered [ 5.069394][ T1] EDAC MC: Ver: 3.0.0 [ 5.076775][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 5.077008][ T1] PCI: Using ACPI for IRQ routing [ 5.077008][ T1] Bluetooth: Core ver 2.22 [ 5.077008][ T1] NET: Registered protocol family 31 [ 5.077168][ T1] Bluetooth: HCI device and connection manager initialized [ 5.087815][ T1] Bluetooth: HCI socket layer initialized [ 5.089167][ T1] Bluetooth: L2CAP socket layer initialized [ 5.090562][ T1] Bluetooth: SCO socket layer initialized [ 5.091868][ T1] NET: Registered protocol family 8 [ 5.093787][ T1] NET: Registered protocol family 20 [ 5.095721][ T1] NetLabel: Initializing [ 5.098292][ T1] NetLabel: domain hash size = 128 [ 5.099816][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 5.101488][ T1] NetLabel: unlabeled traffic allowed by default [ 5.106527][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 5.108308][ T1] NET: Registered protocol family 39 [ 5.109416][ T1] clocksource: Switched to clocksource kvm-clock [ 7.856104][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.857437][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.860355][ T1] FS-Cache: Loaded [ 7.862422][ T1] CacheFiles: Loaded [ 7.863632][ T1] TOMOYO: 2.6.0 [ 7.864238][ T1] Mandatory Access Control activated. [ 7.867503][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.869227][ T1] pnp: PnP ACPI init [ 7.883531][ T1] pnp: PnP ACPI: found 7 devices [ 7.938612][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.940693][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.941842][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.943192][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.944685][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.950469][ T1] NET: Registered protocol family 2 [ 7.954995][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 7.958030][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.965777][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 7.971615][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.977215][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.980343][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 7.983532][ T1] [ 7.984270][ T1] ============================= [ 7.985063][ T1] WARNING: suspicious RCU usage [ 7.985758][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 7.987279][ T1] ----------------------------- [ 7.988646][ T1] net/ipv4/ipmr.c:136 RCU-list traversed in non-reader section!! [ 7.990120][ T1] [ 7.990120][ T1] other info that might help us debug this: [ 7.990120][ T1] [ 7.992640][ T1] [ 7.992640][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 7.994958][ T1] 1 lock held by swapper/0/1: [ 7.996629][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 7.998659][ T1] [ 7.998659][ T1] stack backtrace: [ 8.001373][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 8.003415][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 8.005734][ T1] Call Trace: [ 8.006373][ T1] dump_stack+0x18f/0x20d [ 8.006598][ T1] ipmr_get_table+0x130/0x160 [ 8.006598][ T1] ipmr_net_init+0x133/0x430 [ 8.006598][ T1] ? ipmr_net_exit+0x100/0x100 [ 8.006598][ T1] ops_init+0xaf/0x420 [ 8.006598][ T1] register_pernet_operations+0x346/0x840 [ 8.006598][ T1] ? setup_net+0x860/0x860 [ 8.006598][ T1] ? down_write_killable+0x170/0x170 [ 8.006598][ T1] ? cpus_read_unlock+0xa4/0x140 [ 8.006598][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 8.006598][ T1] ? ipv4_offload_init+0xb5/0xb5 [ 8.006598][ T1] register_pernet_subsys+0x25/0x40 [ 8.006598][ T1] ip_mr_init+0x36/0x168 [ 8.006598][ T1] inet_init+0x298/0x424 [ 8.006598][ T1] do_one_initcall+0x10a/0x7d0 [ 8.006598][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 8.006598][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 8.006598][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 8.006598][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 8.006598][ T1] kernel_init_freeable+0x501/0x5ae [ 8.006598][ T1] ? rest_init+0x365/0x365 [ 8.006598][ T1] kernel_init+0xd/0x1bb [ 8.006598][ T1] ret_from_fork+0x24/0x30 [ 8.032707][ T1] NET: Registered protocol family 1 [ 8.036143][ T1] RPC: Registered named UNIX socket transport module. [ 8.039189][ T1] RPC: Registered udp transport module. [ 8.040816][ T1] RPC: Registered tcp transport module. [ 8.042084][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.046349][ T1] NET: Registered protocol family 44 [ 8.047790][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.049103][ T1] PCI: CLS 0 bytes, default 64 [ 8.053536][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.056065][ T1] software IO TLB: mapped [mem 0xaa600000-0xae600000] (64MB) [ 8.060780][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.065567][ T1] kvm: already loaded the other module [ 8.066927][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 8.069638][ T1] clocksource: Switched to clocksource tsc [ 8.071662][ T1] mce: Machine check injector initialized [ 8.077466][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.151468][ T1] Initialise system trusted keyrings [ 8.154390][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.156868][ T1] zbud: loaded [ 8.163390][ T1] DLM installed [ 8.168491][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.173883][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.179019][ T1] NFS: Registering the id_resolver key type [ 8.180663][ T1] Key type id_resolver registered [ 8.182041][ T1] Key type id_legacy registered [ 8.183440][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.185185][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.193663][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 8.196521][ T1] Key type cifs.spnego registered [ 8.197591][ T1] Key type cifs.idmap registered [ 8.198949][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.201320][ T1] fuse: init (API version 7.31) [ 8.206738][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.219301][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 8.226460][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.227863][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.230308][ T1] ocfs2: Registered cluster interface o2cb [ 8.232161][ T1] ocfs2: Registered cluster interface user [ 8.234174][ T1] OCFS2 User DLM kernel interface loaded [ 8.244661][ T1] gfs2: GFS2 installed [ 8.249479][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.250972][ T1] ceph: loaded (mds proto 32) [ 8.263189][ T1] NET: Registered protocol family 38 [ 8.264442][ T1] async_tx: api initialized (async) [ 8.266319][ T1] Key type asymmetric registered [ 8.267162][ T1] Asymmetric key parser 'x509' registered [ 8.268814][ T1] Asymmetric key parser 'pkcs8' registered [ 8.270000][ T1] Key type pkcs7_test registered [ 8.271169][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.273228][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 243) [ 8.276257][ T1] io scheduler mq-deadline registered [ 8.277042][ T1] io scheduler kyber registered [ 8.278650][ T1] io scheduler bfq registered [ 8.294992][ T1] hgafb: HGA card not detected. [ 8.300645][ T1] hgafb: probe of hgafb.0 failed with error -22 [ 8.302315][ T1] usbcore: registered new interface driver udlfb [ 8.305746][ T1] uvesafb: failed to execute /sbin/v86d [ 8.307764][ T1] uvesafb: make sure that the v86d helper is installed and executable [ 8.309025][ T1] uvesafb: Getting VBE info block failed (eax=0x4f00, err=-2) [ 8.310512][ T1] uvesafb: vbe_init() failed with -22 [ 8.311798][ T1] uvesafb: probe of uvesafb.0 failed with error -22 [ 8.313827][ T1] vga16fb: mapped to 0x00000000305ae32d [ 8.380628][ T1] Console: switching to colour frame buffer device 80x30 [ 8.670306][ T1] fb0: VGA16 VGA frame buffer device [ 8.673028][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.686774][ T1] ACPI: Power Button [PWRF] [ 8.688793][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.690581][ T1] ACPI: Sleep Button [SLPF] [ 8.699581][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.715369][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.717291][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.740541][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.741814][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.760162][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.761370][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.910313][ T2046] kworker/u4:5 (2046) used greatest stack depth: 26768 bytes left [ 8.989839][ T2184] kworker/u4:5 (2184) used greatest stack depth: 26696 bytes left [ 9.062341][ T1] N_HDLC line discipline registered with maxframe=4096 [ 9.064343][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.066629][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.073452][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.082592][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.091156][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.097777][ T1] Cyclades driver 2.6 [ 9.099369][ T1] Initializing Nozomi driver 2.1d [ 9.102807][ T1] RocketPort device driver module, version 2.09, 12-June-2003 [ 9.104797][ T1] No rocketport ports found; unloading driver [ 9.108557][ T1] Non-volatile memory driver v1.3 [ 9.110631][ T1] Linux agpgart interface v0.103 [ 9.119478][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.122698][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.128036][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.130426][ T1] usbcore: registered new interface driver udl [ 9.180106][ T1] brd: module loaded [ 9.215421][ T1] loop: module loaded [ 9.383384][ T1] zram: Added device: zram0 [ 9.390382][ T1] null_blk: module loaded [ 9.398250][ T1] nfcsim 0.2 initialized [ 9.401993][ T1] Loading iSCSI transport class v2.0-870. [ 9.433890][ T1] scsi host0: Virtio SCSI HBA [ 9.478868][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.483085][ T263] scsi 0:0:1:0: Direct-Access Google PersistentDisk 1 PQ: 0 ANSI: 6 [ 9.500857][ T1] slram: not enough parameters. [ 9.507146][ T1] ftl_cs: FTL header not found. [ 9.544987][ T1] wireguard: WireGuard 1.0.0 loaded. See www.wireguard.com for information. [ 9.547712][ T1] wireguard: Copyright (C) 2015-2019 Jason A. Donenfeld . All Rights Reserved. [ 9.551330][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 9.559865][ T1] MACsec IEEE 802.1AE [ 9.561480][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 9.608346][ T1] vcan: Virtual CAN interface driver [ 9.609600][ T1] vxcan: Virtual CAN Tunnel driver [ 9.610582][ T1] slcan: serial line CAN interface driver [ 9.611649][ T1] slcan: 10 dynamic interface channels. [ 9.612594][ T1] CAN device driver interface [ 9.614489][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 9.615665][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 9.617175][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 9.619406][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 9.620912][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 9.622077][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 9.625225][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 9.626286][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 9.627332][ T1] AX.25: bpqether driver version 004 [ 9.628519][ T1] PPP generic driver version 2.4.2 [ 9.630343][ T1] PPP BSD Compression module registered [ 9.631789][ T1] PPP Deflate Compression module registered [ 9.632891][ T1] PPP MPPE Compression module registered [ 9.634192][ T1] NET: Registered protocol family 24 [ 9.635201][ T1] PPTP driver version 0.8.5 [ 9.637220][ T1] SLIP: version 0.8.4-NET3.019-NEWTTY (dynamic channels, max=256) (6 bit encapsulation enabled). [ 9.639188][ T1] CSLIP: code copyright 1989 Regents of the University of California. [ 9.640753][ T1] SLIP linefill/keepalive option. [ 9.641655][ T1] hdlc: HDLC support module revision 1.22 [ 9.642637][ T1] x25_asy: X.25 async: version 0.00 ALPHA (dynamic channels, max=256) [ 9.644299][ T1] DLCI driver v0.35, 4 Jan 1997, mike.mclagan@linux.org. [ 9.645556][ T1] LAPB Ethernet driver version 0.02 [ 9.646885][ T1] usbcore: registered new interface driver rndis_wlan [ 9.649383][ T1] mac80211_hwsim: initializing netlink [ 9.675742][ T1] fakelb driver is marked as deprecated, please use mac802154_hwsim! [ 9.686455][ T1] ieee802154fakelb ieee802154fakelb: added 2 fake ieee802154 hardware devices [ 9.687308][ T2654] kworker/u4:4 (2654) used greatest stack depth: 26184 bytes left [ 9.699544][ T1] mac802154_hwsim mac802154_hwsim: Added 2 mac802154 hwsim hardware radios [ 9.701555][ T1] VMware vmxnet3 virtual NIC driver - version 1.4.17.0-k-NAPI [ 9.704076][ T1] pegasus: v0.9.3 (2013/04/25), Pegasus/Pegasus II USB Ethernet driver [ 9.705807][ T1] usbcore: registered new interface driver pegasus [ 9.707357][ T1] usbcore: registered new interface driver rtl8150 [ 9.708958][ T1] usbcore: registered new interface driver r8152 [ 9.710785][ T1] usbcore: registered new interface driver asix [ 9.713755][ T1] usbcore: registered new interface driver ax88179_178a [ 9.715106][ T1] usbcore: registered new interface driver cdc_ether [ 9.717244][ T1] usbcore: registered new interface driver dm9601 [ 9.718552][ T1] usbcore: registered new interface driver smsc75xx [ 9.720060][ T1] usbcore: registered new interface driver smsc95xx [ 9.721344][ T1] usbcore: registered new interface driver net1080 [ 9.723785][ T1] usbcore: registered new interface driver rndis_host [ 9.726660][ T1] usbcore: registered new interface driver cdc_subset [ 9.728011][ T1] usbcore: registered new interface driver zaurus [ 9.729587][ T1] usbcore: registered new interface driver MOSCHIP usb-ethernet driver [ 9.732462][ T1] usbcore: registered new interface driver cdc_ncm [ 9.733907][ T1] usbcore: registered new interface driver cdc_mbim [ 9.741969][ T1] VFIO - User Level meta-driver version: 0.3 [ 9.753234][ T1] aoe: AoE v85 initialised. [ 9.756587][ T1] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver [ 9.758227][ T1] ehci-pci: EHCI PCI platform driver [ 9.759284][ T1] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver [ 9.760406][ T1] ohci-pci: OHCI PCI platform driver [ 9.761513][ T1] uhci_hcd: USB Universal Host Controller Interface driver [ 9.763837][ T1] usbcore: registered new interface driver cdc_acm [ 9.765132][ T1] cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters [ 9.767811][ T1] usbcore: registered new interface driver usblp [ 9.768998][ T1] usbcore: registered new interface driver cdc_wdm [ 9.770797][ T1] usbcore: registered new interface driver uas [ 9.772095][ T1] usbcore: registered new interface driver usb-storage [ 9.773713][ T1] usbcore: registered new interface driver ums-realtek [ 9.775453][ T1] usbcore: registered new interface driver usbserial_generic [ 9.779173][ T1] usbserial: USB Serial support registered for generic [ 9.780574][ T1] usbcore: registered new interface driver ch341 [ 9.782241][ T1] usbserial: USB Serial support registered for ch341-uart [ 9.783892][ T1] usbcore: registered new interface driver cp210x [ 9.785700][ T1] usbserial: USB Serial support registered for cp210x [ 9.787784][ T1] usbcore: registered new interface driver ftdi_sio [ 9.789389][ T1] usbserial: USB Serial support registered for FTDI USB Serial Device [ 9.791317][ T1] usbcore: registered new interface driver keyspan [ 9.794022][ T1] usbserial: USB Serial support registered for Keyspan - (without firmware) [ 9.795642][ T1] usbserial: USB Serial support registered for Keyspan 1 port adapter [ 9.798249][ T1] usbserial: USB Serial support registered for Keyspan 2 port adapter [ 9.799748][ T1] usbserial: USB Serial support registered for Keyspan 4 port adapter [ 9.801377][ T1] usbcore: registered new interface driver option [ 9.803899][ T1] usbserial: USB Serial support registered for GSM modem (1-port) [ 9.806553][ T1] usbcore: registered new interface driver oti6858 [ 9.807966][ T1] usbserial: USB Serial support registered for oti6858 [ 9.809926][ T1] usbcore: registered new interface driver pl2303 [ 9.811221][ T1] usbserial: USB Serial support registered for pl2303 [ 9.812638][ T1] usbcore: registered new interface driver qcserial [ 9.814482][ T1] usbserial: USB Serial support registered for Qualcomm USB modem [ 9.816958][ T1] usbcore: registered new interface driver sierra [ 9.818517][ T1] usbserial: USB Serial support registered for Sierra USB modem [ 9.819971][ T1] usbcore: registered new interface driver usb_serial_simple [ 9.821625][ T1] usbserial: USB Serial support registered for carelink [ 9.823063][ T1] usbserial: USB Serial support registered for zio [ 9.824608][ T1] usbserial: USB Serial support registered for funsoft [ 9.825913][ T1] usbserial: USB Serial support registered for flashloader [ 9.828583][ T1] usbserial: USB Serial support registered for google [ 9.829956][ T1] usbserial: USB Serial support registered for libtransistor [ 9.831587][ T1] usbserial: USB Serial support registered for vivopay [ 9.833285][ T1] usbserial: USB Serial support registered for moto_modem [ 9.835045][ T1] usbserial: USB Serial support registered for motorola_tetra [ 9.837166][ T1] usbserial: USB Serial support registered for novatel_gps [ 9.838446][ T1] usbserial: USB Serial support registered for hp4x [ 9.839712][ T1] usbserial: USB Serial support registered for suunto [ 9.841259][ T1] usbserial: USB Serial support registered for siemens_mpi [ 9.845764][ T1] dummy_hcd dummy_hcd.0: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.847907][ T1] dummy_hcd dummy_hcd.0: Dummy host controller [ 9.850630][ T1] dummy_hcd dummy_hcd.0: new USB bus registered, assigned bus number 1 [ 9.854357][ T1] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.856422][ T1] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.857885][ T1] usb usb1: Product: Dummy host controller [ 9.858876][ T1] usb usb1: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.860531][ T1] usb usb1: SerialNumber: dummy_hcd.0 [ 9.866723][ T1] hub 1-0:1.0: USB hub found [ 9.868356][ T1] hub 1-0:1.0: 1 port detected [ 9.874857][ T1] dummy_hcd dummy_hcd.1: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.876991][ T1] dummy_hcd dummy_hcd.1: Dummy host controller [ 9.879222][ T1] dummy_hcd dummy_hcd.1: new USB bus registered, assigned bus number 2 [ 9.882906][ T1] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.884510][ T1] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.885845][ T1] usb usb2: Product: Dummy host controller [ 9.887416][ T1] usb usb2: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.889397][ T1] usb usb2: SerialNumber: dummy_hcd.1 [ 9.893063][ T1] hub 2-0:1.0: USB hub found [ 9.894244][ T1] hub 2-0:1.0: 1 port detected [ 9.899348][ T1] dummy_hcd dummy_hcd.2: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.900770][ T1] dummy_hcd dummy_hcd.2: Dummy host controller [ 9.903017][ T1] dummy_hcd dummy_hcd.2: new USB bus registered, assigned bus number 3 [ 9.906764][ T1] usb usb3: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.908306][ T1] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.909803][ T1] usb usb3: Product: Dummy host controller [ 9.910884][ T1] usb usb3: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.912323][ T1] usb usb3: SerialNumber: dummy_hcd.2 [ 9.917490][ T1] hub 3-0:1.0: USB hub found [ 9.918602][ T1] hub 3-0:1.0: 1 port detected [ 9.923313][ T1] dummy_hcd dummy_hcd.3: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.924926][ T1] dummy_hcd dummy_hcd.3: Dummy host controller [ 9.927692][ T1] dummy_hcd dummy_hcd.3: new USB bus registered, assigned bus number 4 [ 9.930575][ T1] usb usb4: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.933228][ T1] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.934649][ T1] usb usb4: Product: Dummy host controller [ 9.935692][ T1] usb usb4: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.937716][ T1] usb usb4: SerialNumber: dummy_hcd.3 [ 9.941482][ T1] hub 4-0:1.0: USB hub found [ 9.942522][ T1] hub 4-0:1.0: 1 port detected [ 9.946602][ T1] dummy_hcd dummy_hcd.4: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.948500][ T1] dummy_hcd dummy_hcd.4: Dummy host controller [ 9.950903][ T1] dummy_hcd dummy_hcd.4: new USB bus registered, assigned bus number 5 [ 9.953613][ T1] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.955476][ T1] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.958420][ T1] usb usb5: Product: Dummy host controller [ 9.959526][ T1] usb usb5: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.960936][ T1] usb usb5: SerialNumber: dummy_hcd.4 [ 9.964682][ T1] hub 5-0:1.0: USB hub found [ 9.965914][ T1] hub 5-0:1.0: 1 port detected [ 9.971385][ T1] dummy_hcd dummy_hcd.5: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.973640][ T1] dummy_hcd dummy_hcd.5: Dummy host controller [ 9.977544][ T1] dummy_hcd dummy_hcd.5: new USB bus registered, assigned bus number 6 [ 9.980883][ T1] usb usb6: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 9.983015][ T1] usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 9.984452][ T1] usb usb6: Product: Dummy host controller [ 9.985642][ T1] usb usb6: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 9.987998][ T1] usb usb6: SerialNumber: dummy_hcd.5 [ 9.991741][ T1] hub 6-0:1.0: USB hub found [ 9.993538][ T1] hub 6-0:1.0: 1 port detected [ 9.997885][ T1] dummy_hcd dummy_hcd.6: USB Host+Gadget Emulator, driver 02 May 2005 [ 9.999409][ T1] dummy_hcd dummy_hcd.6: Dummy host controller [ 10.001879][ T1] dummy_hcd dummy_hcd.6: new USB bus registered, assigned bus number 7 [ 10.005129][ T1] usb usb7: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.007595][ T1] usb usb7: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.009395][ T1] usb usb7: Product: Dummy host controller [ 10.010421][ T1] usb usb7: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.011812][ T1] usb usb7: SerialNumber: dummy_hcd.6 [ 10.015858][ T1] hub 7-0:1.0: USB hub found [ 10.017186][ T1] hub 7-0:1.0: 1 port detected [ 10.021686][ T1] dummy_hcd dummy_hcd.7: USB Host+Gadget Emulator, driver 02 May 2005 [ 10.023943][ T1] dummy_hcd dummy_hcd.7: Dummy host controller [ 10.025791][ T1] dummy_hcd dummy_hcd.7: new USB bus registered, assigned bus number 8 [ 10.028934][ T1] usb usb8: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.030959][ T1] usb usb8: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.032476][ T1] usb usb8: Product: Dummy host controller [ 10.033463][ T1] usb usb8: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller dummy_hcd [ 10.035039][ T1] usb usb8: SerialNumber: dummy_hcd.7 [ 10.038968][ T1] hub 8-0:1.0: USB hub found [ 10.040030][ T1] hub 8-0:1.0: 1 port detected [ 10.051767][ C1] random: fast init done [ 10.063523][ T1] using random self ethernet address [ 10.064537][ T1] using random host ethernet address [ 10.068635][ T1] Mass Storage Function, version: 2009/09/11 [ 10.069701][ T1] LUN: removable file: (no medium) [ 10.070713][ T1] no file given for LUN0 [ 10.071234][ T7] sd 0:0:1:0: [sda] 4194304 512-byte logical blocks: (2.15 GB/2.00 GiB) [ 10.071500][ T1] printk: console [ttyGS0] disabled [ 10.072639][ T7] sd 0:0:1:0: [sda] 4096-byte physical blocks [ 10.075062][ T7] sd 0:0:1:0: [sda] Write Protect is off [ 10.076342][ T7] sd 0:0:1:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA [ 10.080869][ T1] g_multi dummy_udc.0: failed to start g_multi: -22 [ 10.082905][ T263] sd 0:0:1:0: Attached scsi generic sg0 type 0 [ 10.087727][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.090671][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 9 [ 10.092214][ T1] vhci_hcd: created sysfs vhci_hcd.0 [ 10.093946][ T1] usb usb9: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.095247][ T1] usb usb9: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.096773][ T1] usb usb9: Product: USB/IP Virtual Host Controller [ 10.097827][ T1] usb usb9: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.099279][ T1] usb usb9: SerialNumber: vhci_hcd.0 [ 10.102181][ T1] hub 9-0:1.0: USB hub found [ 10.102546][ T7] sda: sda1 [ 10.103341][ T1] hub 9-0:1.0: 8 ports detected [ 10.113854][ T7] sd 0:0:1:0: [sda] Attached SCSI disk [ 10.114807][ T1] vhci_hcd vhci_hcd.0: USB/IP Virtual Host Controller [ 10.117934][ T1] vhci_hcd vhci_hcd.0: new USB bus registered, assigned bus number 10 [ 10.119830][ T1] usb usb10: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.122471][ T1] usb usb10: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.124095][ T1] usb usb10: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.125623][ T1] usb usb10: Product: USB/IP Virtual Host Controller [ 10.127001][ T1] usb usb10: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.128421][ T1] usb usb10: SerialNumber: vhci_hcd.0 [ 10.132057][ T1] hub 10-0:1.0: USB hub found [ 10.132986][ T1] hub 10-0:1.0: 8 ports detected [ 10.139623][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.141615][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 11 [ 10.143740][ T1] usb usb11: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.145304][ T1] usb usb11: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.147440][ T1] usb usb11: Product: USB/IP Virtual Host Controller [ 10.149096][ T1] usb usb11: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.150406][ T1] usb usb11: SerialNumber: vhci_hcd.1 [ 10.152949][ T1] hub 11-0:1.0: USB hub found [ 10.153810][ T1] hub 11-0:1.0: 8 ports detected [ 10.159508][ T1] vhci_hcd vhci_hcd.1: USB/IP Virtual Host Controller [ 10.161316][ T1] vhci_hcd vhci_hcd.1: new USB bus registered, assigned bus number 12 [ 10.162994][ T1] usb usb12: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.165836][ T1] usb usb12: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.168590][ T1] usb usb12: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.169692][ T1] usb usb12: Product: USB/IP Virtual Host Controller [ 10.170602][ T1] usb usb12: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.171747][ T1] usb usb12: SerialNumber: vhci_hcd.1 [ 10.174389][ T1] hub 12-0:1.0: USB hub found [ 10.175453][ T1] hub 12-0:1.0: 8 ports detected [ 10.182135][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.183775][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 13 [ 10.185639][ T1] usb usb13: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.187590][ T1] usb usb13: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.188980][ T1] usb usb13: Product: USB/IP Virtual Host Controller [ 10.189992][ T1] usb usb13: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.191229][ T1] usb usb13: SerialNumber: vhci_hcd.2 [ 10.194097][ T1] hub 13-0:1.0: USB hub found [ 10.195749][ T1] hub 13-0:1.0: 8 ports detected [ 10.201258][ T1] vhci_hcd vhci_hcd.2: USB/IP Virtual Host Controller [ 10.202806][ T1] vhci_hcd vhci_hcd.2: new USB bus registered, assigned bus number 14 [ 10.204605][ T1] usb usb14: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.206680][ T1] usb usb14: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.208199][ T1] usb usb14: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.209558][ T1] usb usb14: Product: USB/IP Virtual Host Controller [ 10.210527][ T1] usb usb14: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.211727][ T1] usb usb14: SerialNumber: vhci_hcd.2 [ 10.214397][ T1] hub 14-0:1.0: USB hub found [ 10.215284][ T1] hub 14-0:1.0: 8 ports detected [ 10.222566][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.225087][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 15 [ 10.227296][ T1] usb usb15: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.228848][ T1] usb usb15: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.230107][ T1] usb usb15: Product: USB/IP Virtual Host Controller [ 10.231163][ T1] usb usb15: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.232448][ T1] usb usb15: SerialNumber: vhci_hcd.3 [ 10.235058][ T1] hub 15-0:1.0: USB hub found [ 10.236007][ T1] hub 15-0:1.0: 8 ports detected [ 10.241256][ T1] vhci_hcd vhci_hcd.3: USB/IP Virtual Host Controller [ 10.242836][ T1] vhci_hcd vhci_hcd.3: new USB bus registered, assigned bus number 16 [ 10.244254][ T1] usb usb16: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.247580][ T1] usb usb16: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.249115][ T1] usb usb16: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.250876][ T1] usb usb16: Product: USB/IP Virtual Host Controller [ 10.251812][ T1] usb usb16: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.253148][ T1] usb usb16: SerialNumber: vhci_hcd.3 [ 10.255834][ T1] hub 16-0:1.0: USB hub found [ 10.257011][ T1] hub 16-0:1.0: 8 ports detected [ 10.263127][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.265053][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 17 [ 10.267985][ T1] usb usb17: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.269694][ T1] usb usb17: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.270832][ T1] usb usb17: Product: USB/IP Virtual Host Controller [ 10.271745][ T1] usb usb17: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.272921][ T1] usb usb17: SerialNumber: vhci_hcd.4 [ 10.275690][ T1] hub 17-0:1.0: USB hub found [ 10.276772][ T1] hub 17-0:1.0: 8 ports detected [ 10.282201][ T1] vhci_hcd vhci_hcd.4: USB/IP Virtual Host Controller [ 10.284775][ T1] vhci_hcd vhci_hcd.4: new USB bus registered, assigned bus number 18 [ 10.287493][ T1] usb usb18: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.289582][ T1] usb usb18: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.291317][ T1] usb usb18: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.292480][ T1] usb usb18: Product: USB/IP Virtual Host Controller [ 10.293396][ T1] usb usb18: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.294654][ T1] usb usb18: SerialNumber: vhci_hcd.4 [ 10.298009][ T1] hub 18-0:1.0: USB hub found [ 10.299492][ T1] hub 18-0:1.0: 8 ports detected [ 10.307342][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.309112][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 19 [ 10.311172][ T1] usb usb19: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.312858][ T1] usb usb19: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.314191][ T1] usb usb19: Product: USB/IP Virtual Host Controller [ 10.315219][ T1] usb usb19: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.316717][ T1] usb usb19: SerialNumber: vhci_hcd.5 [ 10.319431][ T1] hub 19-0:1.0: USB hub found [ 10.320432][ T1] hub 19-0:1.0: 8 ports detected [ 10.325732][ T1] vhci_hcd vhci_hcd.5: USB/IP Virtual Host Controller [ 10.328532][ T1] vhci_hcd vhci_hcd.5: new USB bus registered, assigned bus number 20 [ 10.330019][ T1] usb usb20: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.331862][ T1] usb usb20: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.333139][ T1] usb usb20: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.334834][ T1] usb usb20: Product: USB/IP Virtual Host Controller [ 10.336077][ T1] usb usb20: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.337735][ T1] usb usb20: SerialNumber: vhci_hcd.5 [ 10.340375][ T1] hub 20-0:1.0: USB hub found [ 10.351636][ T1] hub 20-0:1.0: 8 ports detected [ 10.358341][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.360328][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 21 [ 10.362271][ T1] usb usb21: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.363852][ T1] usb usb21: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.365042][ T1] usb usb21: Product: USB/IP Virtual Host Controller [ 10.367603][ T1] usb usb21: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.368895][ T1] usb usb21: SerialNumber: vhci_hcd.6 [ 10.372265][ T1] hub 21-0:1.0: USB hub found [ 10.373128][ T1] hub 21-0:1.0: 8 ports detected [ 10.378765][ T1] vhci_hcd vhci_hcd.6: USB/IP Virtual Host Controller [ 10.380506][ T1] vhci_hcd vhci_hcd.6: new USB bus registered, assigned bus number 22 [ 10.382111][ T1] usb usb22: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.383960][ T1] usb usb22: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.385498][ T1] usb usb22: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.387442][ T1] usb usb22: Product: USB/IP Virtual Host Controller [ 10.388561][ T1] usb usb22: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.390194][ T1] usb usb22: SerialNumber: vhci_hcd.6 [ 10.393049][ T1] hub 22-0:1.0: USB hub found [ 10.394263][ T1] hub 22-0:1.0: 8 ports detected [ 10.400970][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.402729][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 23 [ 10.404708][ T1] usb usb23: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.407455][ T1] usb usb23: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.408586][ T1] usb usb23: Product: USB/IP Virtual Host Controller [ 10.409478][ T1] usb usb23: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.410975][ T1] usb usb23: SerialNumber: vhci_hcd.7 [ 10.413633][ T1] hub 23-0:1.0: USB hub found [ 10.414671][ T1] hub 23-0:1.0: 8 ports detected [ 10.420500][ T1] vhci_hcd vhci_hcd.7: USB/IP Virtual Host Controller [ 10.422075][ T1] vhci_hcd vhci_hcd.7: new USB bus registered, assigned bus number 24 [ 10.424104][ T1] usb usb24: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.427063][ T1] usb usb24: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.428390][ T1] usb usb24: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.429633][ T1] usb usb24: Product: USB/IP Virtual Host Controller [ 10.430779][ T1] usb usb24: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.431947][ T1] usb usb24: SerialNumber: vhci_hcd.7 [ 10.434952][ T1] hub 24-0:1.0: USB hub found [ 10.436546][ T1] hub 24-0:1.0: 8 ports detected [ 10.443177][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.445005][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 25 [ 10.446989][ T1] usb usb25: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.449527][ T1] usb usb25: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.451016][ T1] usb usb25: Product: USB/IP Virtual Host Controller [ 10.452013][ T1] usb usb25: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.453329][ T1] usb usb25: SerialNumber: vhci_hcd.8 [ 10.456258][ T1] hub 25-0:1.0: USB hub found [ 10.457187][ T1] hub 25-0:1.0: 8 ports detected [ 10.463296][ T1] vhci_hcd vhci_hcd.8: USB/IP Virtual Host Controller [ 10.465264][ T1] vhci_hcd vhci_hcd.8: new USB bus registered, assigned bus number 26 [ 10.468529][ T1] usb usb26: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.471033][ T1] usb usb26: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.472369][ T1] usb usb26: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.473694][ T1] usb usb26: Product: USB/IP Virtual Host Controller [ 10.474617][ T1] usb usb26: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.475862][ T1] usb usb26: SerialNumber: vhci_hcd.8 [ 10.478691][ T1] hub 26-0:1.0: USB hub found [ 10.480224][ T1] hub 26-0:1.0: 8 ports detected [ 10.487146][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.488808][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 27 [ 10.491772][ T1] usb usb27: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.493703][ T1] usb usb27: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.494931][ T1] usb usb27: Product: USB/IP Virtual Host Controller [ 10.496696][ T1] usb usb27: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.498103][ T1] usb usb27: SerialNumber: vhci_hcd.9 [ 10.500793][ T1] hub 27-0:1.0: USB hub found [ 10.501968][ T1] hub 27-0:1.0: 8 ports detected [ 10.507510][ T1] vhci_hcd vhci_hcd.9: USB/IP Virtual Host Controller [ 10.509285][ T1] vhci_hcd vhci_hcd.9: new USB bus registered, assigned bus number 28 [ 10.510886][ T1] usb usb28: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.513088][ T1] usb usb28: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.514535][ T1] usb usb28: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.515615][ T1] usb usb28: Product: USB/IP Virtual Host Controller [ 10.517996][ T1] usb usb28: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.519546][ T1] usb usb28: SerialNumber: vhci_hcd.9 [ 10.522384][ T1] hub 28-0:1.0: USB hub found [ 10.523341][ T1] hub 28-0:1.0: 8 ports detected [ 10.529808][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.531544][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 29 [ 10.533564][ T1] usb usb29: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.534908][ T1] usb usb29: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.537138][ T1] usb usb29: Product: USB/IP Virtual Host Controller [ 10.538340][ T1] usb usb29: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.539561][ T1] usb usb29: SerialNumber: vhci_hcd.10 [ 10.542280][ T1] hub 29-0:1.0: USB hub found [ 10.543829][ T1] hub 29-0:1.0: 8 ports detected [ 10.549216][ T1] vhci_hcd vhci_hcd.10: USB/IP Virtual Host Controller [ 10.550935][ T1] vhci_hcd vhci_hcd.10: new USB bus registered, assigned bus number 30 [ 10.552774][ T1] usb usb30: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.554623][ T1] usb usb30: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.557518][ T1] usb usb30: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.558688][ T1] usb usb30: Product: USB/IP Virtual Host Controller [ 10.560368][ T1] usb usb30: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.561646][ T1] usb usb30: SerialNumber: vhci_hcd.10 [ 10.564555][ T1] hub 30-0:1.0: USB hub found [ 10.565467][ T1] hub 30-0:1.0: 8 ports detected [ 10.572660][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.574393][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 31 [ 10.576805][ T1] usb usb31: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.578360][ T1] usb usb31: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.579459][ T1] usb usb31: Product: USB/IP Virtual Host Controller [ 10.580394][ T1] usb usb31: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.581673][ T1] usb usb31: SerialNumber: vhci_hcd.11 [ 10.584260][ T1] hub 31-0:1.0: USB hub found [ 10.585320][ T1] hub 31-0:1.0: 8 ports detected [ 10.592017][ T1] vhci_hcd vhci_hcd.11: USB/IP Virtual Host Controller [ 10.593863][ T1] vhci_hcd vhci_hcd.11: new USB bus registered, assigned bus number 32 [ 10.595719][ T1] usb usb32: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.598236][ T1] usb usb32: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.599864][ T1] usb usb32: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.601627][ T1] usb usb32: Product: USB/IP Virtual Host Controller [ 10.602718][ T1] usb usb32: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.603946][ T1] usb usb32: SerialNumber: vhci_hcd.11 [ 10.606838][ T1] hub 32-0:1.0: USB hub found [ 10.607760][ T1] hub 32-0:1.0: 8 ports detected [ 10.614466][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.617719][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 33 [ 10.620052][ T1] usb usb33: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.621525][ T1] usb usb33: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.622886][ T1] usb usb33: Product: USB/IP Virtual Host Controller [ 10.627097][ T1] usb usb33: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.628350][ T1] usb usb33: SerialNumber: vhci_hcd.12 [ 10.631034][ T1] hub 33-0:1.0: USB hub found [ 10.633095][ T1] hub 33-0:1.0: 8 ports detected [ 10.638906][ T1] vhci_hcd vhci_hcd.12: USB/IP Virtual Host Controller [ 10.640782][ T1] vhci_hcd vhci_hcd.12: new USB bus registered, assigned bus number 34 [ 10.642530][ T1] usb usb34: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.644436][ T1] usb usb34: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.647512][ T1] usb usb34: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.648863][ T1] usb usb34: Product: USB/IP Virtual Host Controller [ 10.649755][ T1] usb usb34: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.651004][ T1] usb usb34: SerialNumber: vhci_hcd.12 [ 10.653626][ T1] hub 34-0:1.0: USB hub found [ 10.654592][ T1] hub 34-0:1.0: 8 ports detected [ 10.662117][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.664113][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 35 [ 10.667490][ T1] usb usb35: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.669290][ T1] usb usb35: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.670683][ T1] usb usb35: Product: USB/IP Virtual Host Controller [ 10.671604][ T1] usb usb35: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.672814][ T1] usb usb35: SerialNumber: vhci_hcd.13 [ 10.675575][ T1] hub 35-0:1.0: USB hub found [ 10.677811][ T1] hub 35-0:1.0: 8 ports detected [ 10.683166][ T1] vhci_hcd vhci_hcd.13: USB/IP Virtual Host Controller [ 10.684868][ T1] vhci_hcd vhci_hcd.13: new USB bus registered, assigned bus number 36 [ 10.686700][ T1] usb usb36: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.688724][ T1] usb usb36: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.690094][ T1] usb usb36: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.691363][ T1] usb usb36: Product: USB/IP Virtual Host Controller [ 10.692369][ T1] usb usb36: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.693653][ T1] usb usb36: SerialNumber: vhci_hcd.13 [ 10.696363][ T1] hub 36-0:1.0: USB hub found [ 10.697429][ T1] hub 36-0:1.0: 8 ports detected [ 10.703649][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.705361][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 37 [ 10.708153][ T1] usb usb37: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.709522][ T1] usb usb37: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.710921][ T1] usb usb37: Product: USB/IP Virtual Host Controller [ 10.711940][ T1] usb usb37: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.713164][ T1] usb usb37: SerialNumber: vhci_hcd.14 [ 10.715886][ T1] hub 37-0:1.0: USB hub found [ 10.718111][ T1] hub 37-0:1.0: 8 ports detected [ 10.723478][ T1] vhci_hcd vhci_hcd.14: USB/IP Virtual Host Controller [ 10.725124][ T1] vhci_hcd vhci_hcd.14: new USB bus registered, assigned bus number 38 [ 10.726679][ T1] usb usb38: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.728623][ T1] usb usb38: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.730022][ T1] usb usb38: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.731142][ T1] usb usb38: Product: USB/IP Virtual Host Controller [ 10.732068][ T1] usb usb38: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.733437][ T1] usb usb38: SerialNumber: vhci_hcd.14 [ 10.736469][ T1] hub 38-0:1.0: USB hub found [ 10.737610][ T1] hub 38-0:1.0: 8 ports detected [ 10.744021][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.745823][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 39 [ 10.748710][ T1] usb usb39: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.07 [ 10.750070][ T1] usb usb39: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.752044][ T1] usb usb39: Product: USB/IP Virtual Host Controller [ 10.753016][ T1] usb usb39: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.754252][ T1] usb usb39: SerialNumber: vhci_hcd.15 [ 10.758207][ T1] hub 39-0:1.0: USB hub found [ 10.759120][ T1] hub 39-0:1.0: 8 ports detected [ 10.764560][ T1] vhci_hcd vhci_hcd.15: USB/IP Virtual Host Controller [ 10.766330][ T1] vhci_hcd vhci_hcd.15: new USB bus registered, assigned bus number 40 [ 10.767864][ T1] usb usb40: We don't know the algorithms for LPM for this host, disabling LPM. [ 10.769745][ T1] usb usb40: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.07 [ 10.771053][ T1] usb usb40: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 10.772159][ T1] usb usb40: Product: USB/IP Virtual Host Controller [ 10.773208][ T1] usb usb40: Manufacturer: Linux 5.7.0-rc3-next-20200501-syzkaller vhci_hcd [ 10.774555][ T1] usb usb40: SerialNumber: vhci_hcd.15 [ 10.778801][ T1] hub 40-0:1.0: USB hub found [ 10.779721][ T1] hub 40-0:1.0: 8 ports detected [ 10.786150][ T1] usbcore: registered new device driver usbip-host [ 10.789742][ T1] i8042: PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 [ 10.792498][ T1] i8042: Warning: Keylock active [ 10.794923][ T1] serio: i8042 KBD port at 0x60,0x64 irq 1 [ 10.798275][ T1] serio: i8042 AUX port at 0x60,0x64 irq 12 [ 10.862255][ T1] mousedev: PS/2 mouse device common for all mice [ 10.870173][ T1] rtc_cmos 00:00: RTC can wake from S4 [ 10.878424][ T1] rtc_cmos 00:00: registered as rtc0 [ 10.879429][ T1] rtc_cmos 00:00: alarms up to one day, 114 bytes nvram [ 10.881004][ T1] i2c /dev entries driver [ 10.884200][ T1] piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr [ 10.888892][ T1] usbcore: registered new interface driver RobotFuzz Open Source InterFace, OSIF [ 10.891021][ T1] usbcore: registered new interface driver i2c-tiny-usb [ 10.893117][ T1] IR NEC protocol handler initialized [ 10.896255][ T1] IR RC5(x/sz) protocol handler initialized [ 10.897472][ T1] IR RC6 protocol handler initialized [ 10.898587][ T1] IR JVC protocol handler initialized [ 10.899479][ T1] IR Sony protocol handler initialized [ 10.900262][ T1] IR SANYO protocol handler initialized [ 10.901070][ T1] IR Sharp protocol handler initialized [ 10.901863][ T1] IR MCE Keyboard/mouse protocol handler initialized [ 10.902963][ T1] IR XMP protocol handler initialized [ 10.904699][ T1] usbcore: registered new interface driver uvcvideo [ 10.906758][ T1] USB Video Class driver (1.1.1) [ 10.908635][ T1] gspca_main: v2.14.0 registered [ 10.927865][ T1] vivid-000: using single planar format API [ 10.944038][ T1] vivid-000: CEC adapter cec0 registered for HDMI input 0 [ 10.946859][ T1] vivid-000: V4L2 capture device registered as video3 [ 10.948448][ T1] vivid-000: CEC adapter cec1 registered for HDMI output 0 [ 10.950169][ T1] vivid-000: V4L2 output device registered as video4 [ 10.951830][ T1] vivid-000: V4L2 capture device registered as vbi0, supports raw and sliced VBI [ 10.953647][ T1] vivid-000: V4L2 output device registered as vbi1, supports raw and sliced VBI [ 10.956725][ T1] vivid-000: V4L2 capture device registered as swradio0 [ 10.958445][ T1] vivid-000: V4L2 receiver device registered as radio0 [ 10.960064][ T1] vivid-000: V4L2 transmitter device registered as radio1 [ 10.962347][ T1] vivid-000: V4L2 metadata capture device registered as video5 [ 10.964006][ T1] vivid-000: V4L2 metadata output device registered as video6 [ 10.966789][ T1] vivid-000: V4L2 touch capture device registered as v4l-touch0 [ 10.968734][ T1] vivid-001: using multiplanar format API [ 10.982846][ T1] vivid-001: CEC adapter cec2 registered for HDMI input 0 [ 10.987110][ T1] vivid-001: V4L2 capture device registered as video7 [ 10.988806][ T1] vivid-001: CEC adapter cec3 registered for HDMI output 0 [ 10.991307][ T1] vivid-001: V4L2 output device registered as video8 [ 10.993099][ T1] vivid-001: V4L2 capture device registered as vbi2, supports raw and sliced VBI [ 10.995120][ T1] vivid-001: V4L2 output device registered as vbi3, supports raw and sliced VBI [ 10.997206][ T1] vivid-001: V4L2 capture device registered as swradio1 [ 10.998787][ T1] vivid-001: V4L2 receiver device registered as radio2 [ 11.000765][ T1] vivid-001: V4L2 transmitter device registered as radio3 [ 11.002385][ T1] vivid-001: V4L2 metadata capture device registered as video9 [ 11.004373][ T1] vivid-001: V4L2 metadata output device registered as video10 [ 11.006537][ T1] vivid-001: V4L2 touch capture device registered as v4l-touch1 [ 11.008315][ T1] vivid-002: using single planar format API [ 11.022868][ T1] vivid-002: CEC adapter cec4 registered for HDMI input 0 [ 11.024630][ T1] vivid-002: V4L2 capture device registered as video11 [ 11.026519][ T1] vivid-002: CEC adapter cec5 registered for HDMI output 0 [ 11.028594][ T1] vivid-002: V4L2 output device registered as video12 [ 11.030310][ T1] vivid-002: V4L2 capture device registered as vbi4, supports raw and sliced VBI [ 11.032404][ T1] vivid-002: V4L2 output device registered as vbi5, supports raw and sliced VBI [ 11.034213][ T1] vivid-002: V4L2 capture device registered as swradio2 [ 11.035671][ T1] vivid-002: V4L2 receiver device registered as radio4 [ 11.037398][ T1] vivid-002: V4L2 transmitter device registered as radio5 [ 11.039167][ T1] vivid-002: V4L2 metadata capture device registered as video13 [ 11.041045][ T1] vivid-002: V4L2 metadata output device registered as video14 [ 11.042718][ T1] vivid-002: V4L2 touch capture device registered as v4l-touch2 [ 11.044636][ T1] vivid-003: using multiplanar format API [ 11.059131][ T1] vivid-003: CEC adapter cec6 registered for HDMI input 0 [ 11.060947][ T1] vivid-003: V4L2 capture device registered as video15 [ 11.063783][ T1] vivid-003: CEC adapter cec7 registered for HDMI output 0 [ 11.065507][ T1] vivid-003: V4L2 output device registered as video16 [ 11.067146][ T1] vivid-003: V4L2 capture device registered as vbi6, supports raw and sliced VBI [ 11.069331][ T1] vivid-003: V4L2 output device registered as vbi7, supports raw and sliced VBI [ 11.071361][ T1] vivid-003: V4L2 capture device registered as swradio3 [ 11.072861][ T1] vivid-003: V4L2 receiver device registered as radio6 [ 11.074360][ T1] vivid-003: V4L2 transmitter device registered as radio7 [ 11.075905][ T1] vivid-003: V4L2 metadata capture device registered as video17 [ 11.079964][ T2509] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2 [ 11.085312][ T1] vivid-003: V4L2 metadata output device registered as video18 [ 11.088601][ T1] vivid-003: V4L2 touch capture device registered as v4l-touch3 [ 11.090432][ T1] vivid-004: using single planar format API [ 11.105585][ T1] vivid-004: CEC adapter cec8 registered for HDMI input 0 [ 11.107798][ T1] vivid-004: V4L2 capture device registered as video19 [ 11.109369][ T1] vivid-004: CEC adapter cec9 registered for HDMI output 0 [ 11.111124][ T1] vivid-004: V4L2 output device registered as video20 [ 11.112701][ T1] vivid-004: V4L2 capture device registered as vbi8, supports raw and sliced VBI [ 11.114543][ T1] vivid-004: V4L2 output device registered as vbi9, supports raw and sliced VBI [ 11.116567][ T1] vivid-004: V4L2 capture device registered as swradio4 [ 11.118555][ T1] vivid-004: V4L2 receiver device registered as radio8 [ 11.120468][ T1] vivid-004: V4L2 transmitter device registered as radio9 [ 11.122070][ T1] vivid-004: V4L2 metadata capture device registered as video21 [ 11.124675][ T1] vivid-004: V4L2 metadata output device registered as video22 [ 11.127214][ T1] vivid-004: V4L2 touch capture device registered as v4l-touch4 [ 11.129884][ T1] vivid-005: using multiplanar format API [ 11.144295][ T1] vivid-005: CEC adapter cec10 registered for HDMI input 0 [ 11.145868][ T1] vivid-005: V4L2 capture device registered as video23 [ 11.148281][ T1] vivid-005: CEC adapter cec11 registered for HDMI output 0 [ 11.151295][ T1] vivid-005: V4L2 output device registered as video24 [ 11.153180][ T1] vivid-005: V4L2 capture device registered as vbi10, supports raw and sliced VBI [ 11.155355][ T1] vivid-005: V4L2 output device registered as vbi11, supports raw and sliced VBI [ 11.158816][ T1] vivid-005: V4L2 capture device registered as swradio5 [ 11.160614][ T1] vivid-005: V4L2 receiver device registered as radio10 [ 11.162904][ T1] vivid-005: V4L2 transmitter device registered as radio11 [ 11.164698][ T1] vivid-005: V4L2 metadata capture device registered as video25 [ 11.167852][ T1] vivid-005: V4L2 metadata output device registered as video26 [ 11.169989][ T1] vivid-005: V4L2 touch capture device registered as v4l-touch5 [ 11.171820][ T1] vivid-006: using single planar format API [ 11.187411][ T1] vivid-006: CEC adapter cec12 registered for HDMI input 0 [ 11.189395][ T1] vivid-006: V4L2 capture device registered as video27 [ 11.191481][ T1] vivid-006: CEC adapter cec13 registered for HDMI output 0 [ 11.192984][ T1] vivid-006: V4L2 output device registered as video28 [ 11.194898][ T1] vivid-006: V4L2 capture device registered as vbi12, supports raw and sliced VBI [ 11.198026][ T1] vivid-006: V4L2 output device registered as vbi13, supports raw and sliced VBI [ 11.200779][ T1] vivid-006: V4L2 capture device registered as swradio6 [ 11.204402][ T1] vivid-006: V4L2 receiver device registered as radio12 [ 11.207131][ T1] vivid-006: V4L2 transmitter device registered as radio13 [ 11.209400][ T1] vivid-006: V4L2 metadata capture device registered as video29 [ 11.211650][ T1] vivid-006: V4L2 metadata output device registered as video30 [ 11.213630][ T1] vivid-006: V4L2 touch capture device registered as v4l-touch6 [ 11.215348][ T1] vivid-007: using multiplanar format API [ 11.230386][ T1] vivid-007: CEC adapter cec14 registered for HDMI input 0 [ 11.233175][ T1] vivid-007: V4L2 capture device registered as video31 [ 11.235860][ T1] vivid-007: CEC adapter cec15 registered for HDMI output 0 [ 11.237709][ T1] vivid-007: V4L2 output device registered as video32 [ 11.240105][ T1] vivid-007: V4L2 capture device registered as vbi14, supports raw and sliced VBI [ 11.242119][ T1] vivid-007: V4L2 output device registered as vbi15, supports raw and sliced VBI [ 11.245174][ T1] vivid-007: V4L2 capture device registered as swradio7 [ 11.248052][ T1] vivid-007: V4L2 receiver device registered as radio14 [ 11.250336][ T1] vivid-007: V4L2 transmitter device registered as radio15 [ 11.252631][ T1] vivid-007: V4L2 metadata capture device registered as video33 [ 11.254564][ T1] vivid-007: V4L2 metadata output device registered as video34 [ 11.256652][ T1] vivid-007: V4L2 touch capture device registered as v4l-touch7 [ 11.258332][ T1] vivid-008: using single planar format API [ 11.273471][ T1] vivid-008: CEC adapter cec16 registered for HDMI input 0 [ 11.275190][ T1] vivid-008: V4L2 capture device registered as video35 [ 11.277561][ T1] vivid-008: CEC adapter cec17 registered for HDMI output 0 [ 11.279695][ T1] vivid-008: V4L2 output device registered as video36 [ 11.281366][ T1] vivid-008: V4L2 capture device registered as vbi16, supports raw and sliced VBI [ 11.284118][ T1] vivid-008: V4L2 output device registered as vbi17, supports raw and sliced VBI [ 11.287655][ T1] vivid-008: V4L2 capture device registered as swradio8 [ 11.289713][ T1] vivid-008: V4L2 receiver device registered as radio16 [ 11.291600][ T1] vivid-008: V4L2 transmitter device registered as radio17 [ 11.293496][ T1] vivid-008: V4L2 metadata capture device registered as video37 [ 11.295089][ T1] vivid-008: V4L2 metadata output device registered as video38 [ 11.299405][ T1] vivid-008: V4L2 touch capture device registered as v4l-touch8 [ 11.301468][ T1] vivid-009: using multiplanar format API [ 11.315751][ T1] vivid-009: CEC adapter cec18 registered for HDMI input 0 [ 11.318442][ T1] vivid-009: V4L2 capture device registered as video39 [ 11.320578][ T1] vivid-009: CEC adapter cec19 registered for HDMI output 0 [ 11.322268][ T1] vivid-009: V4L2 output device registered as video40 [ 11.323687][ T1] vivid-009: V4L2 capture device registered as vbi18, supports raw and sliced VBI [ 11.325720][ T1] vivid-009: V4L2 output device registered as vbi19, supports raw and sliced VBI [ 11.336339][ T1] vivid-009: V4L2 capture device registered as swradio9 [ 11.338722][ T1] vivid-009: V4L2 receiver device registered as radio18 [ 11.346459][ T1] vivid-009: V4L2 transmitter device registered as radio19 [ 11.348202][ T1] vivid-009: V4L2 metadata capture device registered as video41 [ 11.350046][ T1] vivid-009: V4L2 metadata output device registered as video42 [ 11.366295][ T1] vivid-009: V4L2 touch capture device registered as v4l-touch9 [ 11.368457][ T1] vivid-010: using single planar format API [ 11.399880][ T1] vivid-010: CEC adapter cec20 registered for HDMI input 0 [ 11.402838][ T1] vivid-010: V4L2 capture device registered as video43 [ 11.405649][ T1] vivid-010: CEC adapter cec21 registered for HDMI output 0 [ 11.408302][ T1] vivid-010: V4L2 output device registered as video44 [ 11.410626][ T1] vivid-010: V4L2 capture device registered as vbi20, supports raw and sliced VBI [ 11.413543][ T1] vivid-010: V4L2 output device registered as vbi21, supports raw and sliced VBI [ 11.417217][ T1] vivid-010: V4L2 capture device registered as swradio10 [ 11.419333][ T1] vivid-010: V4L2 receiver device registered as radio20 [ 11.423057][ T1] vivid-010: V4L2 transmitter device registered as radio21 [ 11.430866][ T1] vivid-010: V4L2 metadata capture device registered as video45 [ 11.439249][ T1] vivid-010: V4L2 metadata output device registered as video46 [ 11.447657][ T1] vivid-010: V4L2 touch capture device registered as v4l-touch10 [ 11.456100][ T1] vivid-011: using multiplanar format API [ 11.474012][ T1] vivid-011: CEC adapter cec22 registered for HDMI input 0 [ 11.482018][ T1] vivid-011: V4L2 capture device registered as video47 [ 11.489742][ T1] vivid-011: CEC adapter cec23 registered for HDMI output 0 [ 11.497854][ T1] vivid-011: V4L2 output device registered as video48 [ 11.505335][ T1] vivid-011: V4L2 capture device registered as vbi22, supports raw and sliced VBI [ 11.516936][ T2509] input: ImExPS/2 Generic Explorer Mouse as /devices/platform/i8042/serio1/input/input4 [ 11.529707][ T1] vivid-011: V4L2 output device registered as vbi23, supports raw and sliced VBI [ 11.539427][ T1] vivid-011: V4L2 capture device registered as swradio11 [ 11.547096][ T1] vivid-011: V4L2 receiver device registered as radio22 [ 11.554563][ T1] vivid-011: V4L2 transmitter device registered as radio23 [ 11.562369][ T1] vivid-011: V4L2 metadata capture device registered as video49 [ 11.570603][ T1] vivid-011: V4L2 metadata output device registered as video50 [ 11.578761][ T1] vivid-011: V4L2 touch capture device registered as v4l-touch11 [ 11.587096][ T1] vivid-012: using single planar format API [ 11.606018][ T1] vivid-012: CEC adapter cec24 registered for HDMI input 0 [ 11.613947][ T1] vivid-012: V4L2 capture device registered as video51 [ 11.621646][ T1] vivid-012: CEC adapter cec25 registered for HDMI output 0 [ 11.629615][ T1] vivid-012: V4L2 output device registered as video52 [ 11.637281][ T1] vivid-012: V4L2 capture device registered as vbi24, supports raw and sliced VBI [ 11.647124][ T1] vivid-012: V4L2 output device registered as vbi25, supports raw and sliced VBI [ 11.656897][ T1] vivid-012: V4L2 capture device registered as swradio12 [ 11.664481][ T1] vivid-012: V4L2 receiver device registered as radio24 [ 11.672091][ T1] vivid-012: V4L2 transmitter device registered as radio25 [ 11.680021][ T1] vivid-012: V4L2 metadata capture device registered as video53 [ 11.688292][ T1] vivid-012: V4L2 metadata output device registered as video54 [ 11.696680][ T1] vivid-012: V4L2 touch capture device registered as v4l-touch12 [ 11.705544][ T1] vivid-013: using multiplanar format API [ 11.724225][ T1] vivid-013: CEC adapter cec26 registered for HDMI input 0 [ 11.732532][ T1] vivid-013: V4L2 capture device registered as video55 [ 11.740638][ T1] vivid-013: CEC adapter cec27 registered for HDMI output 0 [ 11.748800][ T1] vivid-013: V4L2 output device registered as video56 [ 11.756775][ T1] vivid-013: V4L2 capture device registered as vbi26, supports raw and sliced VBI [ 11.766850][ T1] vivid-013: V4L2 output device registered as vbi27, supports raw and sliced VBI [ 11.776578][ T1] vivid-013: V4L2 capture device registered as swradio13 [ 11.784191][ T1] vivid-013: V4L2 receiver device registered as radio26 [ 11.791948][ T1] vivid-013: V4L2 transmitter device registered as radio27 [ 11.799807][ T1] vivid-013: V4L2 metadata capture device registered as video57 [ 11.808104][ T1] vivid-013: V4L2 metadata output device registered as video58 [ 11.816327][ T1] vivid-013: V4L2 touch capture device registered as v4l-touch13 [ 11.824610][ T1] vivid-014: using single planar format API [ 11.843278][ T1] vivid-014: CEC adapter cec28 registered for HDMI input 0 [ 11.851267][ T1] vivid-014: V4L2 capture device registered as video59 [ 11.858883][ T1] vivid-014: CEC adapter cec29 registered for HDMI output 0 [ 11.866784][ T1] vivid-014: V4L2 output device registered as video60 [ 11.874139][ T1] vivid-014: V4L2 capture device registered as vbi28, supports raw and sliced VBI [ 11.884320][ T1] vivid-014: V4L2 output device registered as vbi29, supports raw and sliced VBI [ 11.894081][ T1] vivid-014: V4L2 capture device registered as swradio14 [ 11.901688][ T1] vivid-014: V4L2 receiver device registered as radio28 [ 11.909227][ T1] vivid-014: V4L2 transmitter device registered as radio29 [ 11.917072][ T1] vivid-014: V4L2 metadata capture device registered as video61 [ 11.925252][ T1] vivid-014: V4L2 metadata output device registered as video62 [ 11.933460][ T1] vivid-014: V4L2 touch capture device registered as v4l-touch14 [ 11.941790][ T1] vivid-015: using multiplanar format API [ 11.960497][ T1] vivid-015: CEC adapter cec30 registered for HDMI input 0 [ 11.968365][ T1] vivid-015: V4L2 capture device registered as video63 [ 11.976284][ T1] vivid-015: CEC adapter cec31 registered for HDMI output 0 [ 11.984219][ T1] vivid-015: V4L2 output device registered as video64 [ 11.991870][ T1] vivid-015: V4L2 capture device registered as vbi30, supports raw and sliced VBI [ 12.001750][ T1] vivid-015: V4L2 output device registered as vbi31, supports raw and sliced VBI [ 12.011669][ T1] vivid-015: V4L2 capture device registered as swradio15 [ 12.019361][ T1] vivid-015: V4L2 receiver device registered as radio30 [ 12.026902][ T1] vivid-015: V4L2 transmitter device registered as radio31 [ 12.034735][ T1] vivid-015: V4L2 metadata capture device registered as video65 [ 12.042999][ T1] vivid-015: V4L2 metadata output device registered as video66 [ 12.051180][ T1] vivid-015: V4L2 touch capture device registered as v4l-touch15 [ 12.060922][ T1] vim2m vim2m.0: Device registered as /dev/video67 [ 12.070358][ T1] vicodec vicodec.0: Device 'stateful-encoder' registered as /dev/video68 [ 12.079534][ T1] vicodec vicodec.0: Device 'stateful-decoder' registered as /dev/video69 [ 12.088748][ T1] vicodec vicodec.0: Device 'stateless-decoder' registered as /dev/video70 [ 12.098902][ T1] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11 [ 12.105520][ T1] iTCO_vendor_support: vendor-support=0 [ 12.113672][ T1] device-mapper: uevent: version 1.0.3 [ 12.120412][ T1] device-mapper: ioctl: 4.42.0-ioctl (2020-02-27) initialised: dm-devel@redhat.com [ 12.131436][ T1] device-mapper: multipath round-robin: version 1.2.0 loaded [ 12.139059][ T1] device-mapper: multipath queue-length: version 0.2.0 loaded [ 12.146564][ T1] device-mapper: multipath service-time: version 0.3.0 loaded [ 12.154410][ T1] device-mapper: raid: Loading target version 1.15.1 [ 12.162054][ T1] Bluetooth: HCI UART driver ver 2.3 [ 12.167410][ T1] Bluetooth: HCI UART protocol H4 registered [ 12.173492][ T1] Bluetooth: HCI UART protocol BCSP registered [ 12.179815][ T1] Bluetooth: HCI UART protocol LL registered [ 12.186120][ T1] Bluetooth: HCI UART protocol Three-wire (H5) registered [ 12.193527][ T1] Bluetooth: HCI UART protocol QCA registered [ 12.199643][ T1] Bluetooth: HCI UART protocol AG6XX registered [ 12.206111][ T1] Bluetooth: HCI UART protocol Marvell registered [ 12.206870][ T56] floppy0: no floppy controllers found [ 12.213058][ T1] usbcore: registered new interface driver bfusb [ 12.225516][ T1] usbcore: registered new interface driver btusb [ 12.233873][ T1] CAPI 2.0 started up with major 68 (middleware) [ 12.240398][ T1] Modular ISDN core version 1.1.29 [ 12.246655][ T1] NET: Registered protocol family 34 [ 12.251951][ T1] DSP module 2.0 [ 12.255478][ T1] mISDN_dsp: DSP clocks every 80 samples. This equals 1 jiffies. [ 12.274732][ T1] mISDN: Layer-1-over-IP driver Rev. 2.00 [ 12.281620][ T1] 0 virtual devices registered [ 12.286688][ T1] intel_pstate: CPU model not supported [ 12.295509][ T1] usnic_verbs: Cisco VIC (USNIC) Verbs Driver v1.0.3 (December 19, 2013) [ 12.304255][ T1] usnic_verbs:usnic_uiom_init:563: [ 12.304259][ T1] IOMMU required but not present or enabled. USNIC QPs will not function w/o enabling IOMMU [ 12.319916][ T1] usnic_verbs:usnic_ib_init:667: [ 12.319919][ T1] Unable to initialize umem with err -1 [ 12.332143][ T1] iscsi: registered transport (iser) [ 12.338607][ T1] SoftiWARP attached [ 12.342838][ T1] Driver 'framebuffer' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.354527][ T1] Driver 'memconsole' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.366140][ T1] Driver 'vpd' was unable to register with bus_type 'coreboot' because the bus was not initialized. [ 12.386304][ T1] hid: raw HID events driver (C) Jiri Kosina [ 12.429059][ T1] usbcore: registered new interface driver usbhid [ 12.435519][ T1] usbhid: USB HID core driver [ 12.443445][ T1] ashmem: initialized [ 12.529514][ T1] usbcore: registered new interface driver snd-usb-audio [ 12.537090][ T1] drop_monitor: Initializing network drop monitor service [ 12.544654][ T1] NET: Registered protocol family 26 [ 12.550338][ T1] GACT probability on [ 12.554340][ T1] Mirror/redirect action on [ 12.560252][ T1] Simple TC action Loaded [ 12.567103][ T1] netem: version 1.3 [ 12.571186][ T1] u32 classifier [ 12.574723][ T1] Performance counters on [ 12.579868][ T1] input device check on [ 12.584351][ T1] Actions configured [ 12.591350][ T1] nf_conntrack_irc: failed to register helpers [ 12.597653][ T1] nf_conntrack_sane: failed to register helpers [ 12.643200][ T1] nf_conntrack_sip: failed to register helpers [ 12.654405][ T1] xt_time: kernel timezone is -0000 [ 12.659969][ T1] IPVS: Registered protocols (TCP, UDP, SCTP, AH, ESP) [ 12.667177][ T1] IPVS: Connection hash table configured (size=4096, memory=64Kbytes) [ 12.676808][ T1] IPVS: ipvs loaded. [ 12.680746][ T1] IPVS: [rr] scheduler registered. [ 12.685830][ T1] IPVS: [wrr] scheduler registered. [ 12.691167][ T1] IPVS: [lc] scheduler registered. [ 12.696295][ T1] IPVS: [wlc] scheduler registered. [ 12.701466][ T1] IPVS: [fo] scheduler registered. [ 12.706585][ T1] IPVS: [ovf] scheduler registered. [ 12.711807][ T1] IPVS: [lblc] scheduler registered. [ 12.717122][ T1] IPVS: [lblcr] scheduler registered. [ 12.722466][ T1] IPVS: [dh] scheduler registered. [ 12.727583][ T1] IPVS: [sh] scheduler registered. [ 12.732685][ T1] IPVS: [mh] scheduler registered. [ 12.737821][ T1] IPVS: [sed] scheduler registered. [ 12.743700][ T1] IPVS: [nq] scheduler registered. [ 12.748963][ T1] IPVS: ftp: loaded support on port[0] = 21 [ 12.754879][ T1] IPVS: [sip] pe registered. [ 12.759624][ T1] ipip: IPv4 and MPLS over IPv4 tunneling driver [ 12.768419][ T1] gre: GRE over IPv4 demultiplexor driver [ 12.774144][ T1] ip_gre: GRE over IPv4 tunneling driver [ 12.786080][ T1] IPv4 over IPsec tunneling driver [ 12.794939][ T1] ipt_CLUSTERIP: ClusterIP Version 0.8 loaded successfully [ 12.802713][ T1] Initializing XFRM netlink socket [ 12.808091][ T1] IPsec XFRM device driver [ 12.813537][ T1] NET: Registered protocol family 10 [ 12.819139][ T1] [ 12.821452][ T1] ============================= [ 12.826341][ T1] WARNING: suspicious RCU usage [ 12.831173][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 12.838497][ T1] ----------------------------- [ 12.843336][ T1] net/ipv6/ip6mr.c:124 RCU-list traversed in non-reader section!! [ 12.851168][ T1] [ 12.851168][ T1] other info that might help us debug this: [ 12.851168][ T1] [ 12.861773][ T1] [ 12.861773][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 12.870010][ T1] 1 lock held by swapper/0/1: [ 12.874677][ T1] #0: ffffffff8a7a7470 (pernet_ops_rwsem){+.+.}-{3:3}, at: register_pernet_subsys+0x16/0x40 [ 12.884884][ T1] [ 12.884884][ T1] stack backtrace: [ 12.890797][ T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 12.899879][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 12.900761][ T1] Call Trace: [ 12.900761][ T1] dump_stack+0x18f/0x20d [ 12.900761][ T1] ip6mr_get_table+0x153/0x180 [ 12.900761][ T1] ip6mr_new_table+0x1b/0x70 [ 12.900761][ T1] ip6mr_net_init+0x133/0x3f0 [ 12.900761][ T1] ? ip6mr_net_exit+0x100/0x100 [ 12.900761][ T1] ops_init+0xaf/0x420 [ 12.900761][ T1] register_pernet_operations+0x346/0x840 [ 12.900761][ T1] ? setup_net+0x860/0x860 [ 12.900761][ T1] ? down_write_killable+0x170/0x170 [ 12.900761][ T1] ? cpus_read_unlock+0xa4/0x140 [ 12.900761][ T1] ? kmem_cache_create_usercopy+0x1db/0x280 [ 12.900761][ T1] ? unix_diag_init+0x11/0x11 [ 12.900761][ T1] register_pernet_subsys+0x25/0x40 [ 12.900761][ T1] ip6_mr_init+0x49/0x152 [ 12.900761][ T1] inet6_init+0x1d7/0x6dc [ 12.900761][ T1] do_one_initcall+0x10a/0x7d0 [ 12.900761][ T1] ? perf_trace_initcall_level+0x3e0/0x3e0 [ 12.900761][ T1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 12.900761][ T1] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 12.900761][ T1] ? kernel_init_freeable+0x3a5/0x5ae [ 12.900761][ T1] kernel_init_freeable+0x501/0x5ae [ 12.900761][ T1] ? rest_init+0x365/0x365 [ 12.900761][ T1] kernel_init+0xd/0x1bb [ 12.900761][ T1] ret_from_fork+0x24/0x30 [ 13.042083][ T1] Segment Routing with IPv6 [ 13.047207][ T1] mip6: Mobile IPv6 [ 13.055011][ T1] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 13.067078][ T1] ip6_gre: GRE over IPv6 tunneling driver [ 13.075069][ T1] NET: Registered protocol family 17 [ 13.080970][ T1] NET: Registered protocol family 15 [ 13.086922][ T1] Bridge firewalling registered [ 13.093035][ T1] NET: Registered protocol family 9 [ 13.098523][ T1] X25: Linux Version 0.2 [ 13.134461][ T1] NET: Registered protocol family 6 [ 13.172332][ T1] NET: Registered protocol family 11 [ 13.177920][ T1] NET: Registered protocol family 3 [ 13.183173][ T1] can: controller area network core (rev 20170425 abi 9) [ 13.190777][ T1] NET: Registered protocol family 29 [ 13.196136][ T1] can: raw protocol (rev 20170425) [ 13.201326][ T1] can: broadcast manager protocol (rev 20170425 t) [ 13.207936][ T1] can: netlink gateway (rev 20190810) max_hops=1 [ 13.214517][ T1] can: SAE J1939 [ 13.218584][ T1] Bluetooth: RFCOMM TTY layer initialized [ 13.224447][ T1] Bluetooth: RFCOMM socket layer initialized [ 13.232810][ T1] Bluetooth: RFCOMM ver 1.11 [ 13.237454][ T1] Bluetooth: BNEP (Ethernet Emulation) ver 1.3 [ 13.243608][ T1] Bluetooth: BNEP filters: protocol multicast [ 13.249834][ T1] Bluetooth: BNEP socket layer initialized [ 13.255619][ T1] Bluetooth: CMTP (CAPI Emulation) ver 1.0 [ 13.261487][ T1] Bluetooth: CMTP socket layer initialized [ 13.267923][ T1] Bluetooth: HIDP (Human Interface Emulation) ver 1.2 [ 13.274858][ T1] Bluetooth: HIDP socket layer initialized [ 13.281112][ T1] RPC: Registered rdma transport module. [ 13.286904][ T1] RPC: Registered rdma backchannel transport module. [ 13.296353][ T1] NET: Registered protocol family 33 [ 13.301801][ T1] Key type rxrpc registered [ 13.306359][ T1] Key type rxrpc_s registered [ 13.312391][ T1] NET: Registered protocol family 41 [ 13.318842][ T1] lec:lane_module_init: lec.c: initialized [ 13.324803][ T1] mpoa:atm_mpoa_init: mpc.c: initialized [ 13.330746][ T1] l2tp_core: L2TP core driver, V2.0 [ 13.336183][ T1] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 13.342240][ T1] l2tp_ip: L2TP IP encapsulation support (L2TPv3) [ 13.348887][ T1] l2tp_netlink: L2TP netlink interface [ 13.355022][ T1] l2tp_eth: L2TP ethernet pseudowire support (L2TPv3) [ 13.362110][ T1] l2tp_ip6: L2TP IP encapsulation support for IPv6 (L2TPv3) [ 13.369934][ T1] NET: Registered protocol family 35 [ 13.375583][ T1] 8021q: 802.1Q VLAN Support v1.8 [ 13.391686][ T1] DCCP: Activated CCID 2 (TCP-like) [ 13.397535][ T1] DCCP: Activated CCID 3 (TCP-Friendly Rate Control) [ 13.405422][ T1] sctp: Hash tables configured (bind 32/56) [ 13.413073][ T1] NET: Registered protocol family 21 [ 13.419608][ T1] Registered RDS/infiniband transport [ 13.426065][ T1] Registered RDS/tcp transport [ 13.431270][ T1] tipc: Activated (version 2.0.0) [ 13.436996][ T1] NET: Registered protocol family 30 [ 13.443259][ T1] tipc: Started in single node mode [ 13.449217][ T1] NET: Registered protocol family 43 [ 13.454914][ T1] 9pnet: Installing 9P2000 support [ 13.460739][ T1] NET: Registered protocol family 37 [ 13.469801][ T1] NET: Registered protocol family 36 [ 13.475690][ T1] Key type dns_resolver registered [ 13.481488][ T1] Key type ceph registered [ 13.487139][ T1] libceph: loaded (mon/osd proto 15/24) [ 13.495557][ T1] batman_adv: B.A.T.M.A.N. advanced 2020.2 (compatibility version 15) loaded [ 13.505066][ T1] openvswitch: Open vSwitch switching datapath [ 13.513638][ T1] NET: Registered protocol family 40 [ 13.519608][ T1] mpls_gso: MPLS GSO support [ 13.530551][ T1] IPI shorthand broadcast: enabled [ 13.535729][ T1] AVX2 version of gcm_enc/dec engaged. [ 13.541271][ T1] AES CTR mode by8 optimization enabled [ 13.552321][ T1] sched_clock: Marking stable (13535969695, 16309376)->(13565752598, -13473527) [ 13.563670][ T1] registered taskstats version 1 [ 13.568842][ T1] Loading compiled-in X.509 certificates [ 13.579515][ T1] Loaded X.509 cert 'Build time autogenerated kernel key: 8b22f477d966bfa6cf9a482acbda6ca1892a4acc' [ 13.591418][ T1] zswap: loaded using pool lzo/zbud [ 13.597691][ T1] debug_vm_pgtable: debug_vm_pgtable: Validating architecture page table helpers [ 13.607278][ T1] Key type ._fscrypt registered [ 13.612123][ T1] Key type .fscrypt registered [ 13.616888][ T1] Key type fscrypt-provisioning registered [ 13.625645][ T1] kAFS: Red Hat AFS client v0.1 registering. [ 13.632482][ T1] FS-Cache: Netfs 'afs' registered for caching [ 13.647317][ T1] Btrfs loaded, crc32c=crc32c-intel [ 13.657389][ T1] Key type big_key registered [ 13.664096][ T1] Key type encrypted registered [ 13.669269][ T1] AppArmor: AppArmor sha1 policy hashing enabled [ 13.675677][ T1] ima: No TPM chip found, activating TPM-bypass! [ 13.682341][ T1] ima: Allocated hash algorithm: sha256 [ 13.688155][ T1] ima: No architecture policies found [ 13.693771][ T1] evm: Initialising EVM extended attributes: [ 13.699765][ T1] evm: security.selinux [ 13.703892][ T1] evm: security.SMACK64 [ 13.708038][ T1] evm: security.SMACK64EXEC [ 13.713391][ T1] evm: security.SMACK64TRANSMUTE [ 13.718617][ T1] evm: security.SMACK64MMAP [ 13.723554][ T1] evm: security.apparmor [ 13.727942][ T1] evm: security.ima [ 13.731762][ T1] evm: security.capability [ 13.736363][ T1] evm: HMAC attrs: 0x1 [ 13.741976][ T1] PM: Magic number: 4:937:787 [ 13.747486][ T1] tty ptyq9: hash matches [ 13.753334][ T1] printk: console [netcon0] enabled [ 13.758805][ T1] netconsole: network logging started [ 13.768182][ T1] gtp: GTP module loaded (pdp ctx size 104 bytes) [ 13.777988][ T1] rdma_rxe: loaded [ 13.782088][ T1] cfg80211: Loading compiled-in X.509 certificates for regulatory database [ 13.792980][ T1] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7' [ 13.801502][ T23] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 [ 13.811505][ T1] ALSA device list: [ 13.816577][ T1] #0: Dummy 1 [ 13.820102][ T1] #1: Loopback 1 [ 13.823795][ T1] #2: Virtual MIDI Card 1 [ 13.828496][ T23] cfg80211: failed to load regulatory.db [ 13.837666][ T1] md: Waiting for all devices to be available before autodetect [ 13.845270][ T1] md: If you don't use raid, use raid=noautodetect [ 13.856281][ T1] md: Autodetecting RAID arrays. [ 13.861270][ T1] md: autorun ... [ 13.864873][ T1] md: ... autorun DONE. [ 13.894669][ T1] EXT4-fs (sda1): mounted filesystem without journal. Opts: (null) [ 13.903552][ T1] VFS: Mounted root (ext4 filesystem) readonly on device 8:1. [ 13.934489][ T1] devtmpfs: mounted [ 13.951292][ T1] Freeing unused kernel image (initmem) memory: 2776K [ 13.958208][ T1] Kernel memory protection disabled. [ 13.996618][ T1] Run /sbin/init as init process [ 14.646228][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.662413][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.670087][ T1] random: systemd: uninitialized urandom read (16 bytes read) [ 14.744754][ 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) [ 14.766681][ T1] systemd[1]: Detected virtualization kvm. [ 14.772578][ T1] systemd[1]: Detected architecture x86-64. Welcome to Debian GNU/Linux 9 (stretch)! [ 14.859095][ T1] systemd[1]: Set hostname to . [ 15.208035][ T3888] selinux-autorel (3888) used greatest stack depth: 24848 bytes left [ 15.242628][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/sys-kernel-debug.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.281960][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/sys-kernel-config.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.299682][ T3889] systemd-fstab-generator[3889]: Failed to create mount unit file /run/systemd/generator/proc-sys-fs-binfmt_misc.mount, as it already exists. Duplicate entry in /etc/fstab? [ 15.323780][ T3883] systemd[3883]: /lib/systemd/system-generators/systemd-fstab-generator failed with error code 1. [ 15.327130][ T3889] systemd-fstab-g (3889) used greatest stack depth: 23880 bytes left [ 15.597553][ T1] systemd[1]: Reached target Remote File Systems. [ OK ] Reached target Remote File Systems. [ 15.636660][ T1] systemd[1]: Listening on udev Kernel Socket. [ OK ] Listening on udev Kernel Socket. [ 15.677667][ T1] systemd[1]: Listening on Journal Audit Socket. [ OK ] Listening on Journal Audit Socket. [ 15.719253][ T1] systemd[1]: Listening on Journal Socket. [ OK ] Listening on Journal Socket. [ 15.762686][ T1] [ 15.765234][ T1] ============================= [ 15.770128][ T1] WARNING: suspicious RCU usage [ 15.774970][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 15.781494][ T1] ----------------------------- [ 15.786387][ T1] security/integrity/evm/evm_main.c:231 RCU-list traversed in non-reader section!! [ 15.795655][ T1] [ 15.795655][ T1] other info that might help us debug this: [ 15.795655][ T1] [ 15.806076][ T1] [ 15.806076][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 15.814649][ T1] 2 locks held by systemd/1: [ 15.819474][ T1] #0: ffff888098818450 (sb_writers#8){.+.+}-{0:0}, at: mnt_want_write+0x3a/0xb0 [ 15.828734][ T1] #1: ffff8880985766d0 (&type->i_mutex_dir_key#6){++++}-{3:3}, at: vfs_setxattr+0x92/0xf0 [ 15.838921][ T1] [ 15.838921][ T1] stack backtrace: [ 15.844821][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 15.853748][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 15.863786][ T1] Call Trace: [ 15.867182][ T1] dump_stack+0x18f/0x20d [ 15.871500][ T1] evm_protected_xattr+0x1c2/0x210 [ 15.876610][ T1] evm_protect_xattr.isra.0+0xb6/0x3d0 [ 15.882068][ T1] evm_inode_setxattr+0xc4/0xf0 [ 15.886948][ T1] security_inode_setxattr+0x18f/0x200 [ 15.892411][ T1] vfs_setxattr+0xa7/0xf0 [ 15.896724][ T1] setxattr+0x23d/0x330 [ 15.900859][ T1] ? vfs_setxattr+0xf0/0xf0 [ 15.905345][ T1] ? lock_acquire+0x1f4/0x940 [ 15.910022][ T1] ? mnt_want_write+0x3a/0xb0 [ 15.914709][ T1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 15.920258][ T1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 15.925528][ T1] ? preempt_count_add+0x74/0x140 [ 15.930535][ T1] ? preempt_count_add+0x74/0x140 [ 15.935539][ T1] ? __mnt_want_write+0x1da/0x2c0 [ 15.940544][ T1] path_setxattr+0x170/0x190 [ 15.945111][ T1] ? setxattr+0x330/0x330 [ 15.949418][ T1] ? task_work_run+0x160/0x1b0 [ 15.954162][ T1] __x64_sys_setxattr+0xc0/0x160 [ 15.959080][ T1] ? lockdep_hardirqs_on+0x463/0x620 [ 15.964370][ T1] do_syscall_64+0xf6/0x7d0 [ 15.968858][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 15.974725][ T1] RIP: 0033:0x7fdb6862567a [ 15.979131][ T1] Code: 48 8b 0d 21 18 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 49 89 ca b8 bc 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d ee 17 2b 00 f7 d8 64 89 01 48 [ 15.998710][ T1] RSP: 002b:00007fff0f837258 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc [ 16.007117][ T1] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb6862567a [ 16.015065][ T1] RDX: 00007fff0f8372d0 RSI: 00005628a40e5f9b RDI: 00005628a420b690 [ 16.023027][ T1] RBP: 00005628a40e5f9b R08: 0000000000000000 R09: 0000000000000030 [ 16.030974][ T1] R10: 0000000000000020 R11: 0000000000000246 R12: 00007fff0f8372d0 [ 16.038921][ T1] R13: 0000000000000020 R14: 0000000000000000 R15: 00005628a41d1570 [ 16.047834][ T1] systemd[1]: Created slice System Slice. [ OK ] Created slice System Slice. [ OK ] Reached target Slices. [ OK ] Created slice system-serial\x2dgetty.slice. Mounting Huge Pages File System... [ 16.203504][ T3895] mount (3895) used greatest stack depth: 23720 bytes left Mounting /sys/kernel/debug... Starting Remount Root and Kernel File Systems... Mounting POSIX Message Queue File System... [ OK ] Created slice system-getty.slice. [ OK ] Listening on udev Control Socket. [ OK ] Set up autom[ 16.421155][ T3901] EXT4-fs (sda1): re-mounted. Opts: (null) ount Arbitrary Executab…rmats File System Automount Point. [ OK ] Listening on /dev/initctl Compatibility Named Pipe. Starting Load Kernel Modules... [ OK ] Listening on Journal Socket (/dev/log). Mounting /proc/sys/fs/binfmt_misc... Mounting /sys/kernel/config... [ OK ] Listening on Syslog Socket. Starting Journal Service... [ OK ] Started Dispatch Password Requests to Console Directory Watch. [ OK ] Reached target Swap. [ OK ] Reached target Sockets. [ OK ] Started Forward Password Requests to Wall Directory Watch. [ OK ] Reached target Encrypted Volumes. [ OK ] Reached target Paths. Starting Create Static Device Nodes in /dev... [ OK ] Mounted Huge Pages File System. [ OK ] Mounted POSIX Message Queue File System. [ OK ] Mounted /sys/kernel/debug. [ 17.191308][ T3914] systemd-tmpfile (3914) used greatest stack depth: 23048 bytes left [ OK ] Mounted /sys/kernel/config. [ OK ] Mounted /proc/sys/fs/binfmt_misc. [ OK ] Started Remount Root and Kernel File Systems. [ OK ] Started Load Kernel Modules. [ OK ] Started Create Static Device Nodes in /dev. Starting udev Kernel Device Manager... Starting Apply Kernel Variables... Mounting FUSE Control File System... [ OK ] Reached target Local File Systems (Pre). Starting udev Coldplug all Devices... Starting Load/Save Random Seed... [ OK ] Reached target Local File Systems. Starting Mark the need to relabel after reboot... [ OK ] Mounted FUSE Control File System. [ OK ] Started Apply Kernel Variables. [ OK ] Started Load/Save Random Seed. [ OK ] Started Mark the need to relabel after reboot. [ OK ] Started udev Kernel Device Manager. Starting Raise network interfaces... [ OK ] Started Journal Service. Starting Flush Journal to Persistent Storage... [ 18.734730][ T3913] systemd-journald[3913]: 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... [ 19.308112][ T1] [ 19.310628][ T1] ============================= [ 19.315833][ T1] WARNING: suspicious RCU usage [ 19.331971][ T1] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 19.339459][ T1] ----------------------------- [ 19.344328][ T1] security/device_cgroup.c:357 RCU-list traversed in non-reader section!! [ 19.362417][ T1] [ 19.362417][ T1] other info that might help us debug this: [ 19.362417][ T1] [ 19.374528][ T1] [ 19.374528][ T1] rcu_scheduler_active = 2, debug_locks = 1 [ 19.388770][ T1] 4 locks held by systemd/1: [ 19.399186][ T1] #0: ffff888098ac2450 (sb_writers#8){.+.+}-{0:0}, at: vfs_write+0x4cf/0x5d0 [ 19.413248][ T1] #1: ffff8880a876bc88 (&of->mutex){+.+.}-{3:3}, at: kernfs_fop_write+0x1b8/0x490 [ 19.424203][ T1] #2: ffff8880a9370b28 (kn->active#47){++++}-{0:0}, at: kernfs_fop_write+0x1db/0x490 [ 19.438083][ T1] #3: ffffffff8a05e568 (devcgroup_mutex){+.+.}-{3:3}, at: devcgroup_access_write+0x93/0x12a7 [ 19.457991][ T1] [ 19.457991][ T1] stack backtrace: [ 19.463915][ T1] CPU: 1 PID: 1 Comm: systemd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 19.472846][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 19.483095][ T1] Call Trace: [ 19.486397][ T1] dump_stack+0x18f/0x20d [ 19.490737][ T1] match_exception_partial+0x2ee/0x340 [ 19.496214][ T1] verify_new_ex+0x176/0x3a0 [ 19.500898][ T1] devcgroup_access_write+0xaf5/0x12a7 [ 19.506365][ T1] ? lock_acquire+0x1f4/0x940 [ 19.511050][ T1] ? kernfs_fop_write+0x1db/0x490 [ 19.516086][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.521469][ T1] ? mutex_trylock+0x2c0/0x2c0 [ 19.526320][ T1] ? lock_downgrade+0x840/0x840 [ 19.531175][ T1] cgroup_file_write+0x20d/0x710 [ 19.536113][ T1] ? devcgroup_seq_show+0x5e0/0x5e0 [ 19.541313][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.546601][ T1] ? __might_fault+0x190/0x1d0 [ 19.551372][ T1] ? css_release_work_fn+0x9e0/0x9e0 [ 19.556659][ T1] kernfs_fop_write+0x268/0x490 [ 19.561535][ T1] ? kernfs_fop_open+0xdc0/0xdc0 [ 19.566488][ T1] __vfs_write+0x76/0x100 [ 19.570994][ T1] vfs_write+0x268/0x5d0 [ 19.575249][ T1] ksys_write+0x12d/0x250 [ 19.579581][ T1] ? __ia32_sys_read+0xb0/0xb0 [ 19.584379][ T1] ? trace_hardirqs_off_caller+0x55/0x230 [ 19.590111][ T1] do_syscall_64+0xf6/0x7d0 [ 19.594623][ T1] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 19.600599][ T1] RIP: 0033:0x7fdb68619970 [ 19.605014][ 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 [ 19.624621][ T1] RSP: 002b:00007fff0f836e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 19.633038][ T1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fdb68619970 [ 19.641015][ T1] RDX: 000000000000000a RSI: 00005628a41e05e0 RDI: 0000000000000026 [ 19.651604][ T1] RBP: 00005628a41e05e0 R08: 00005628a420d440 R09: 00007fdb6a04f500 [ 19.659577][ T1] R10: 0000000000000073 R11: 0000000000000246 R12: 000000000000000a [ 19.667561][ T1] R13: 0000000000000001 R14: 00005628a420d360 R15: 000000000000000a Starting Network Time Synchronization... [ OK ] Started Update UTMP about System Boot/Shutdown. [ 20.082486][ T3963] [ 20.084991][ T3963] ============================= [ 20.106175][ T3963] WARNING: suspicious RCU usage [ 20.111071][ T3963] 5.7.0-rc3-next-20200501-syzkaller #0 Not tainted [ 20.117957][ T3963] ----------------------------- [ 20.123381][ T3963] drivers/net/hamradio/bpqether.c:130 RCU-list traversed in non-reader section!! [ 20.133424][ T3963] [ 20.133424][ T3963] other info that might help us debug this: [ 20.133424][ T3963] [ 20.144212][ T3963] [ 20.144212][ T3963] rcu_scheduler_active = 2, debug_locks = 1 [ 20.152898][ T3963] 1 lock held by ip/3963: [ 20.157767][ T3963] #0: ffffffff8a7b33c8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3f9/0xad0 [ 20.167731][ T3963] [ 20.167731][ T3963] stack backtrace: [ 20.174073][ T3963] CPU: 0 PID: 3963 Comm: ip Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 20.182821][ T3963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 20.192868][ T3963] Call Trace: [ 20.196143][ T3963] dump_stack+0x18f/0x20d [ 20.200479][ T3963] bpq_device_event+0x609/0x75a [ 20.205337][ T3963] notifier_call_chain+0xc0/0x230 [ 20.210347][ T3963] call_netdevice_notifiers_info+0xb5/0x130 [ 20.216787][ T3963] __dev_notify_flags+0x121/0x2c0 [ 20.222333][ T3963] ? dev_change_name+0x700/0x700 [ 20.227263][ T3963] ? dev_set_allmulti+0x30/0x30 [ 20.232093][ T3963] ? print_usage_bug+0x240/0x240 [ 20.237035][ T3963] dev_change_flags+0x100/0x160 [ 20.241879][ T3963] do_setlink+0xa1c/0x35d0 [ 20.246277][ T3963] ? mark_lock+0x129/0x1390 [ 20.250761][ T3963] ? rtnl_getlink+0xab0/0xab0 [ 20.255430][ T3963] ? print_usage_bug+0x240/0x240 [ 20.260348][ T3963] ? mark_lock+0x129/0x1390 [ 20.264966][ T3963] ? mark_lock+0x129/0x1390 [ 20.269490][ T3963] ? memset+0x20/0x40 [ 20.273986][ T3963] ? __nla_validate_parse+0x2dc/0x1c70 [ 20.279440][ T3963] ? nla_get_range_signed+0x520/0x520 [ 20.284794][ T3963] ? mark_held_locks+0xe0/0xe0 [ 20.289548][ T3963] ? deref_stack_reg+0xaa/0xe0 [ 20.294293][ T3963] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 20.300870][ T3963] __rtnl_newlink+0xad0/0x1590 [ 20.305624][ T3963] ? rtnl_link_unregister+0x240/0x240 [ 20.310992][ T3963] ? is_bpf_text_address+0xcb/0x160 [ 20.316184][ T3963] ? kernel_text_address+0x6e/0xe0 [ 20.321271][ T3963] ? __kernel_text_address+0x9/0x30 [ 20.326459][ T3963] ? unwind_get_return_address+0x5a/0xa0 [ 20.332072][ T3963] ? profile_setup.cold+0xc1/0xc1 [ 20.337101][ T3963] ? arch_stack_walk+0x97/0xf0 [ 20.342396][ T3963] ? stack_trace_save+0x8c/0xc0 [ 20.347228][ T3963] ? stack_trace_consume_entry+0x160/0x160 [ 20.353065][ T3963] ? rtnl_newlink+0x46/0xa0 [ 20.357562][ T3963] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 20.363104][ T3963] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 20.369074][ T3963] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 20.374967][ T3963] ? kmem_cache_alloc_trace+0x390/0x7d0 [ 20.381282][ T3963] rtnl_newlink+0x64/0xa0 [ 20.385593][ T3963] ? __rtnl_newlink+0x1590/0x1590 [ 20.390600][ T3963] rtnetlink_rcv_msg+0x44e/0xad0 [ 20.395606][ T3963] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.400871][ T3963] ? lock_acquire+0x1f4/0x940 [ 20.405574][ T3963] ? netlink_deliver_tap+0x146/0xcc0 [ 20.411647][ T3963] netlink_rcv_skb+0x15a/0x430 [ 20.416404][ T3963] ? rtnl_bridge_getlink+0x8e0/0x8e0 [ 20.421677][ T3963] ? netlink_ack+0xa60/0xa60 [ 20.426263][ T3963] ? netlink_deliver_tap+0x236/0xcc0 [ 20.431534][ T3963] netlink_unicast+0x537/0x740 [ 20.436382][ T3963] ? netlink_attachskb+0x810/0x810 [ 20.441522][ T3963] ? _copy_from_iter_full+0x25c/0x870 [ 20.446885][ T3963] ? __phys_addr_symbol+0x2c/0x70 [ 20.451900][ T3963] ? __check_object_size+0x171/0x437 [ 20.457214][ T3963] netlink_sendmsg+0x882/0xe10 [ 20.461981][ T3963] ? aa_af_perm+0x260/0x260 [ 20.466533][ T3963] ? netlink_unicast+0x740/0x740 [ 20.471465][ T3963] ? netlink_unicast+0x740/0x740 [ 20.476393][ T3963] sock_sendmsg+0xcf/0x120 [ 20.480803][ T3963] ____sys_sendmsg+0x6bf/0x7e0 [ 20.485545][ T3963] ? mark_held_locks+0xe0/0xe0 [ 20.490304][ T3963] ? kernel_sendmsg+0x50/0x50 [ 20.494963][ T3963] ? find_held_lock+0x2d/0x110 [ 20.500921][ T3963] ? mark_lock+0x129/0x1390 [ 20.505505][ T3963] ___sys_sendmsg+0x100/0x170 [ 20.510541][ T3963] ? sendmsg_copy_msghdr+0x70/0x70 [ 20.515653][ T3963] ? migration_entry_to_page+0x310/0x310 [ 20.522063][ T3963] ? do_raw_spin_unlock+0x171/0x260 [ 20.527248][ T3963] ? find_held_lock+0x2d/0x110 [ 20.531992][ T3963] ? do_page_fault+0x59e/0x13da [ 20.536836][ T3963] ? vm_insert_pages+0x6a0/0x6a0 [ 20.541757][ T3963] ? lock_downgrade+0x840/0x840 [ 20.546602][ T3963] ? __fget_light+0x1ab/0x270 [ 20.551263][ T3963] __sys_sendmsg+0xec/0x1b0 [ 20.555758][ T3963] ? __sys_sendmsg_sock+0xb0/0xb0 [ 20.561093][ T3963] ? down_read_nested+0x430/0x430 [ 20.566128][ T3963] ? trace_hardirqs_off_caller+0x55/0x230 [ 20.571830][ T3963] ? do_syscall_64+0x21/0x7d0 [ 20.576663][ T3963] do_syscall_64+0xf6/0x7d0 [ 20.581151][ T3963] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 20.587024][ T3963] RIP: 0033:0x7fca90b8ddc7 [ 20.591421][ T3963] 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 [ 20.611012][ T3963] RSP: 002b:00007ffc49b569d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 20.619403][ T3963] RAX: ffffffffffffffda RBX: 000000005eaed913 RCX: 00007fca90b8ddc7 [ 20.627353][ T3963] RDX: 0000000000000000 RSI: 00007ffc49b56a20 RDI: 0000000000000003 [ 20.635305][ T3963] RBP: 00007ffc49b56a20 R08: 0000000000001000 R09: fefefeff77686d74 [ 20.643256][ T3963] R10: 00000000000005e9 R11: 0000000000000246 R12: 00007ffc49b56a60 [ 20.651219][ T3963] R13: 000055dde9a693c0 R14: 00007ffc49b5eae0 R15: 0000000000000000 [ OK ] Started Network Time Synchronization. [ OK ] Reached target System Time Synchronized. [ 21.676920][ C1] random: crng init done [ 21.681247][ C1] random: 7 urandom warning(s) missed due to ratelimiting Stopping Network Time Synchronization... [ OK ] Stopped Network Time Synchronization. Starting Network Time Synchronization... [ OK ] Started Network Time Synchronization. [ OK ] Started Raise network interfaces. [ OK ] Reached target Network. [* ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [** ] (1 of 2) A start job is running for…dplug all Devices (14s / no limit) [*** ] (1 of 2) A start job is running for…dplug all Devices (15s / no limit) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (15s / 1min 30s) [ *** ] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ ***] (2 of 2) A start job is running for dev-ttyS0.device (16s / 1min 30s) [ OK ] Reached target Sound Card. [ **] (1 of 2) A start job is running for…dplug all Devices (22s / no limit) [ *] (1 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 ] Started Daily apt download activities. [ OK ] Started Daily apt upgrade and clean activities. [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. [ OK ] Reached target Basic System. [ OK ] Started Regular background program processing daemon. Starting OpenBSD Secure Shell server... Starting System Logging Service... Starting getty on tty2-tty6 if dbus and logind are not available... Starting Permit User Sessions... [ OK ] Started System Logging Service. [ 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 ] Found device /dev/ttyS0. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Started Getty on tty2. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 46.271870][ T6781] general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN [ 46.283683][ T6781] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f] [ 46.292097][ T6781] CPU: 0 PID: 6781 Comm: sshd Not tainted 5.7.0-rc3-next-20200501-syzkaller #0 [ 46.301047][ T6781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.311112][ T6781] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 46.317214][ T6781] 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 [ 46.341937][ T6781] RSP: 0018:ffffc9000750f450 EFLAGS: 00010206 [ 46.348088][ T6781] RAX: dffffc0000000000 RBX: ffff8880991ce000 RCX: ffffffff8363b42a [ 46.356159][ T6781] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 46.364143][ T6781] RBP: 1ffff92000ea1e8b R08: ffff88809f956180 R09: fffffbfff1559872 [ 46.372111][ T6781] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff88809541cfea [ 46.380080][ T6781] R13: ffff88809541c000 R14: 0000000000001a7d R15: 0000000000000000 [ 46.388059][ T6781] FS: 00007f9e086438c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 46.396986][ T6781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.403568][ T6781] CR2: 000055f8796658f5 CR3: 00000000a76b3000 CR4: 00000000001406f0 [ 46.411541][ T6781] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.419647][ T6781] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.427613][ T6781] Call Trace: [ 46.430915][ T6781] ? tomoyo_unix_entry.cold+0x1c/0x1c [ 46.436288][ T6781] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 46.442096][ T6781] ? __kmalloc+0x62f/0x7a0 [ 46.446598][ T6781] ? tomoyo_realpath_from_path+0xc2/0x620 [ 46.452432][ T6781] ? lock_release+0x800/0x800 [ 46.457114][ T6781] ? __lock_acquire+0x2018/0x3f20 [ 46.462143][ T6781] tomoyo_realpath_from_path+0x393/0x620 [ 46.467779][ T6781] tomoyo_path_number_perm+0x1c2/0x4d0 [ 46.473373][ T6781] ? tomoyo_path_number_perm+0x17a/0x4d0 [ 46.479009][ T6781] ? tomoyo_execute_permission+0x470/0x470 [ 46.484821][ T6781] ? d_alloc_parallel+0x785/0x1b10 [ 46.489937][ T6781] ? d_alloc_parallel+0x9ea/0x1b10 [ 46.495078][ T6781] ? rcu_read_lock_held_common+0x130/0x130 [ 46.500886][ T6781] ? print_usage_bug+0x240/0x240 [ 46.505820][ T6781] tomoyo_path_mknod+0x10d/0x190 [ 46.510759][ T6781] ? tomoyo_path_chown+0x1b0/0x1b0 [ 46.515871][ T6781] ? mark_held_locks+0x9f/0xe0 [ 46.520632][ T6781] ? d_lookup+0xec/0x250 [ 46.524878][ T6781] security_path_mknod+0x116/0x180 [ 46.532163][ T6781] lookup_open+0x5ae/0x1320 [ 46.536670][ T6781] ? page_put_link+0x210/0x210 [ 46.541440][ T6781] ? preempt_count_add+0x74/0x140 [ 46.546460][ T6781] ? __mnt_want_write+0x1da/0x2c0 [ 46.551570][ T6781] path_openat+0x93c/0x27f0 [ 46.556074][ T6781] ? path_lookupat.isra.0+0x530/0x530 [ 46.561438][ T6781] ? up_read+0x1a8/0x750 [ 46.565675][ T6781] ? mark_held_locks+0xe0/0xe0 [ 46.570431][ T6781] ? down_read_nested+0x430/0x430 [ 46.575452][ T6781] do_filp_open+0x192/0x260 [ 46.579953][ T6781] ? may_open_dev+0xf0/0xf0 [ 46.584464][ T6781] ? simple_attr_release+0x40/0x40 [ 46.589585][ T6781] ? _raw_spin_unlock+0x24/0x40 [ 46.599750][ T6781] ? __alloc_fd+0x46d/0x600 [ 46.604257][ T6781] do_sys_openat2+0x585/0x7d0 [ 46.608931][ T6781] ? file_open_root+0x400/0x400 [ 46.613779][ T6781] ? up_read+0x1a8/0x750 [ 46.618018][ T6781] do_sys_open+0xc3/0x140 [ 46.622349][ T6781] ? filp_open+0x70/0x70 [ 46.626609][ T6781] ? handle_mm_fault+0x29e/0x660 [ 46.631545][ T6781] ? trace_hardirqs_off_caller+0x55/0x230 [ 46.637263][ T6781] do_syscall_64+0xf6/0x7d0 [ 46.642286][ T6781] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 46.648348][ T6781] RIP: 0033:0x7f9e067ac6f0 [ 46.652781][ T6781] 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 [ 46.672932][ T6781] RSP: 002b:00007ffda1e0db08 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 46.681348][ T6781] RAX: ffffffffffffffda RBX: 000055f879a2e200 RCX: 00007f9e067ac6f0 [ 46.689320][ T6781] RDX: 00000000000001b6 RSI: 0000000000000241 RDI: 000055f8796658f5 [ 46.697290][ T6781] RBP: 0000000000000004 R08: 0000000000000004 R09: 0000000000000001 [ 46.706958][ T6781] R10: 0000000000000240 R11: 0000000000000246 R12: 000055f87963651e [ 46.714929][ T6781] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 46.722900][ T6781] Modules linked in: [ 46.876807][ T6781] ---[ end trace d8e4d562e1786b4a ]--- [ 46.882515][ T6781] RIP: 0010:tomoyo_get_local_path+0x450/0x800 [ 46.889034][ T6781] 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 [ 46.931324][ T6781] RSP: 0018:ffffc9000750f450 EFLAGS: 00010206 [ 46.949050][ T6781] RAX: dffffc0000000000 RBX: ffff8880991ce000 RCX: ffffffff8363b42a [ 46.988772][ T6781] RDX: 0000000000000005 RSI: ffffffff8363b438 RDI: 0000000000000028 [ 47.006916][ T6781] RBP: 1ffff92000ea1e8b R08: ffff88809f956180 R09: fffffbfff1559872 [ 47.038407][ T6781] R10: ffffffff8aacc38f R11: fffffbfff1559871 R12: ffff88809541cfea [ 47.061328][ T6781] R13: ffff88809541c000 R14: 0000000000001a7d R15: 0000000000000000 [ 47.069446][ T6781] FS: 00007f9e086438c0(0000) GS:ffff8880ae600000(0000) knlGS:0000000000000000 [ 47.104689][ T6781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 47.124785][ T6781] CR2: 00007fc50ca31000 CR3: 00000000a76b3000 CR4: 00000000001406f0 [ 47.164400][ T6781] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 47.173178][ T6781] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 47.181841][ T6781] Kernel panic - not syncing: Fatal exception [ 47.189292][ T6781] Kernel Offset: disabled [ 47.193887][ T6781] Rebooting in 86400 seconds..