[ 0.000000][ T0] Linux version 5.10.0-rc5-next-20201124-syzkaller (syzkaller@syzkaller) (gcc (GCC) 10.1.0-syz 20200507, 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 oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 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 rcupdate.rcu_expedited=1 [ 0.000000][ T0] KERNEL supported cpus: [ 0.000000][ T0] Intel GenuineIntel [ 0.000000][ T0] AMD AuthenticAMD [ 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 0x0000000100000000-0x000000023fffffff] usable [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] ERROR: earlyprintk= earlyser already used [ 0.000000][ T0] nopcid: PCID feature disabled [ 0.000000][ T0] Malformed early option 'vsyscall' [ 0.000000][ T0] Malformed early option 'vsyscall' [ 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 [ 0.000000][ T0] kvm-clock: cpu 0, msr e4ae001, primary cpu clock [ 0.000007][ T0] kvm-clock: using sched offset of 3456682939 cycles [ 0.000966][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.003589][ T0] tsc: Detected 2300.000 MHz processor [ 0.005730][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.006761][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.007939][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.014356][ T0] found SMP MP-table at [mem 0x000f25b0-0x000f25bf] [ 0.015385][ T0] Using GB pages for direct mapping [ 0.017930][ T0] ACPI: Early table checksum verification disabled [ 0.018876][ T0] ACPI: RSDP 0x00000000000F2330 000014 (v00 Google) [ 0.019753][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.021114][ T0] ACPI: FACP 0x00000000BFFFF340 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.022443][ T0] ACPI: DSDT 0x00000000BFFFDA80 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.023707][ T0] ACPI: FACS 0x00000000BFFFDA40 000040 [ 0.024438][ T0] ACPI: FACS 0x00000000BFFFDA40 000040 [ 0.025220][ T0] ACPI: SRAT 0x00000000BFFFFE70 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.026503][ T0] ACPI: APIC 0x00000000BFFFFDC0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.027774][ T0] ACPI: SSDT 0x00000000BFFFF440 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.029088][ T0] ACPI: WAET 0x00000000BFFFFE40 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.030771][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.031467][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.032243][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.033315][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.034228][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.035194][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.036793][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.038297][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.039422][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.041087][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.042721][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.099067][ T0] Zone ranges: [ 0.099761][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.100751][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.101720][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.102713][ T0] Device empty [ 0.103195][ T0] Movable zone start for each node [ 0.103995][ T0] Early memory node ranges [ 0.104681][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.105657][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.106891][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.107880][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.108874][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.108883][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.140362][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.618656][ T0] kasan: KernelAddressSanitizer initialized [ 0.620043][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.620781][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.621815][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.622870][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.623918][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.625047][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.626131][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.627413][ T0] Using ACPI (MADT) for SMP configuration information [ 0.628551][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.629418][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.630599][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.631708][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.632883][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.634027][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.635115][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.636227][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.637434][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.638403][ T0] Booting paravirtualized kernel on KVM [ 0.639214][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.703172][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.705496][ T0] percpu: Embedded 64 pages/cpu s223176 r8192 d30776 u1048576 [ 0.706828][ T0] kvm-guest: stealtime: cpu 0, msr b9e1fb80 [ 0.707833][ T0] kvm-guest: PV spinlocks enabled [ 0.708557][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.709640][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064262 [ 0.710730][ T0] Policy zone: Normal [ 0.711267][ T0] Kernel command line: earlyprintk=serial oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb watchdog_thresh=55 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 rcupdate.rcu_expedited=1 root=/dev/sda console=ttyS0 vsyscall=native BOOT_IMAGE=/vmlinuz root=/dev/sda1 console=ttyS0 earlyprintk=serial vsyscall=native oops=panic panic_on_warn=1 nmi_watchdog=panic panic=86400 net.ifnames=0 sysctl.kernel.hung_task_all_cpu_backtrace=1 ima_policy=tcb workqueue.watchdog_thresh=140 kvm-intel.nested=1 nf-conntrack-ftp.ports=20000 nf-conntrack-tftp.ports=20000 nf-c [ 0.715642][ T0] ima: policy "tcb" not found [ 0.729753][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.580757][ T0] Memory: 6869448K/8388204K available (133151K kernel code, 31770K rwdata, 28296K rodata, 2624K init, 24048K bss, 1518500K reserved, 0K cma-reserved) [ 1.584677][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.588671][ T0] Running RCU self tests [ 1.589256][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.590117][ T0] rcu: RCU lockdep checking is enabled. [ 1.590863][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.591815][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.592762][ T0] rcu: RCU debug extended QS entry/exit. [ 1.593560][ T0] All grace periods are expedited (rcu_expedited). [ 1.594437][ T0] Trampoline variant of Tasks RCU enabled. [ 1.595190][ T0] Tracing variant of Tasks RCU enabled. [ 1.595958][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.597045][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.617513][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.619105][ T0] random: crng done (trusting CPU's manufacturer) [ 1.621032][ T0] Console: colour VGA+ 80x25 [ 1.621711][ T0] printk: console [ttyS0] enabled [ 1.621711][ T0] printk: console [ttyS0] enabled [ 1.623075][ T0] printk: bootconsole [earlyser0] disabled [ 1.623075][ T0] printk: bootconsole [earlyser0] disabled [ 1.624787][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.625973][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.626649][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.627466][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.628224][ T0] ... CLASSHASH_SIZE: 4096 [ 1.628944][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.629679][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.630388][ T0] ... CHAINHASH_SIZE: 32768 [ 1.631228][ T0] memory used by lock dependency info: 6365 kB [ 1.632115][ T0] memory used for stack traces: 4224 kB [ 1.632880][ T0] per task-struct memory footprint: 1920 bytes [ 1.633950][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.635690][ T0] ACPI: Core revision 20200925 [ 1.637062][ T0] APIC: Switch to symmetric I/O mode setup [ 1.641696][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.642841][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.644579][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.645955][ T0] pid_max: default: 32768 minimum: 301 [ 1.654682][ T0] LSM: Security Framework initializing [ 1.655599][ T0] Yama: becoming mindful. [ 1.656363][ T0] TOMOYO Linux initialized [ 1.658160][ T0] AppArmor: AppArmor initialized [ 1.659039][ T0] LSM support for eBPF active [ 1.667392][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.672972][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.674717][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.676290][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.681349][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.682365][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.683414][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.684659][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.684729][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.687511][ T0] MDS: Mitigation: Clear CPU buffers [ 1.688928][ T0] Freeing SMP alternatives memory: 104K [ 1.810627][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 1.813836][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 1.814568][ T1] rcu: Hierarchical SRCU implementation. [ 1.815433][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 1.817202][ T1] smp: Bringing up secondary CPUs ... [ 1.819512][ T1] x86: Booting SMP configuration: [ 1.820256][ T1] .... node #0, CPUs: #1 [ 0.025575][ T0] kvm-clock: cpu 1, msr e4ae041, secondary cpu clock [ 1.823139][ T14] kvm-guest: stealtime: cpu 1, msr b9f1fb80 [ 1.824752][ 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. [ 1.827034][ T1] smp: Brought up 2 nodes, 2 CPUs [ 1.827737][ T1] smpboot: Max logical packages: 1 [ 1.828537][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 1.831652][ T1] devtmpfs: initialized [ 1.831652][ T1] x86/mm: Memory block size: 128MB [ 1.871833][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 1.872626][ T22] kworker/u4:0 (22) used greatest stack depth: 27792 bytes left [ 1.871833][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 1.879165][ T1] PM: RTC time: 17:44:47, date: 2020-11-24 [ 1.886686][ T1] NET: Registered protocol family 16 [ 1.892887][ T1] audit: initializing netlink subsys (disabled) [ 1.894691][ T34] audit: type=2000 audit(1606239887.451:1): state=initialized audit_enabled=0 res=1 [ 1.899388][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 1.899404][ T1] thermal_sys: Registered thermal governor 'user_space' [ 1.900898][ T1] cpuidle: using governor menu [ 1.904981][ T1] NET: Registered protocol family 42 [ 1.906022][ T41] kworker/u4:0 (41) used greatest stack depth: 27296 bytes left [ 1.915495][ T1] ACPI: bus type PCI registered [ 1.917660][ T1] PCI: Using configuration type 1 for base access [ 1.992619][ T183] kworker/u4:1 (183) used greatest stack depth: 27272 bytes left [ 2.833964][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 2.835564][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 2.836887][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 2.855753][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.886077][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 2.894728][ T1] raid6: using avx2x2 recovery algorithm [ 2.896842][ T1] ACPI: Added _OSI(Module Device) [ 2.897629][ T1] ACPI: Added _OSI(Processor Device) [ 2.898546][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.899323][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 2.900290][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 2.901043][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.901906][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 2.955188][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.002705][ T1] ACPI: Interpreter enabled [ 3.003810][ T1] ACPI: (supports S0 S3 S4 S5) [ 3.004637][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.005756][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.009726][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.111285][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.112450][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.114190][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.120153][ T1] PCI host bridge to bus 0000:00 [ 3.121043][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.122287][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.124596][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.125621][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.126821][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.128129][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.129371][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 3.137174][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 3.157528][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 3.173400][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.179195][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 3.188370][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 3.193695][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfc000-0xfebfc07f] [ 3.210788][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 3.217539][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 3.222509][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 3.240348][ T1] pci 0000:00:05.0: [1af4:1002] type 00 class 0x00ff00 [ 3.247173][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 3.269223][ T1] pci 0000:00:06.0: [1af4:1005] type 00 class 0x00ff00 [ 3.279583][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 3.285701][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfebfe000-0xfebfe03f] [ 3.317578][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.323126][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.327909][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.333278][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.337093][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.351683][ T1] iommu: Default domain type: Translated [ 3.354762][ T1] vgaarb: loaded [ 3.360871][ T1] SCSI subsystem initialized [ 3.365373][ T1] ACPI: bus type USB registered [ 3.367490][ T1] usbcore: registered new interface driver usbfs [ 3.369826][ T1] usbcore: registered new interface driver hub [ 3.372656][ T1] usbcore: registered new device driver usb [ 3.376396][ T1] mc: Linux media interface: v0.10 [ 3.378925][ T1] videodev: Linux video capture interface: v2.00 [ 3.381787][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.383588][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.387444][ T1] PTP clock support registered [ 3.389841][ T1] EDAC MC: Ver: 3.0.0 [ 3.397298][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.403880][ T1] Bluetooth: Core ver 2.22 [ 3.408071][ T1] NET: Registered protocol family 31 [ 3.409890][ T1] Bluetooth: HCI device and connection manager initialized [ 3.412159][ T1] Bluetooth: HCI socket layer initialized [ 3.415019][ T1] Bluetooth: L2CAP socket layer initialized [ 3.416870][ T1] Bluetooth: SCO socket layer initialized [ 3.418645][ T1] NET: Registered protocol family 8 [ 3.420257][ T1] NET: Registered protocol family 20 [ 3.422188][ T1] NetLabel: Initializing [ 3.423814][ T1] NetLabel: domain hash size = 128 [ 3.424581][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.426813][ T1] NetLabel: unlabeled traffic allowed by default [ 3.430186][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.432229][ T1] NET: Registered protocol family 39 [ 3.434770][ T1] PCI: Using ACPI for IRQ routing [ 3.443927][ T1] clocksource: Switched to clocksource kvm-clock [ 6.746588][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.749960][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.755893][ T1] FS-Cache: Loaded [ 6.759702][ T1] CacheFiles: Loaded [ 6.762808][ T1] TOMOYO: 2.6.0 [ 6.765242][ T1] Mandatory Access Control activated. [ 6.770369][ T1] AppArmor: AppArmor Filesystem Enabled [ 6.774993][ T1] pnp: PnP ACPI init [ 6.790976][ T1] pnp: PnP ACPI: found 7 devices [ 6.857219][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.866313][ T1] NET: Registered protocol family 2 [ 6.871577][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 6.880711][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 6.894907][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 6.903952][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 6.913881][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 6.928100][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.940355][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.952854][ T1] NET: Registered protocol family 1 [ 6.965624][ T1] RPC: Registered named UNIX socket transport module. [ 6.973710][ T1] RPC: Registered udp transport module. [ 6.981084][ T1] RPC: Registered tcp transport module. [ 6.986104][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.994004][ T1] NET: Registered protocol family 44 [ 7.003471][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.009689][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.015782][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.022348][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 7.029079][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.033402][ T1] PCI: CLS 0 bytes, default 64 [ 7.043215][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.048167][ T1] software IO TLB: mapped [mem 0x00000000b5e00000-0x00000000b9e00000] (64MB) [ 7.062769][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.075495][ T1] kvm: already loaded the other module [ 7.079318][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 7.086730][ T1] clocksource: Switched to clocksource tsc [ 7.182511][ T1] Initialise system trusted keyrings [ 7.190745][ T2192] ------------[ cut here ]------------ [ 7.195896][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.197617][ T2192] WARNING: CPU: 0 PID: 2192 at include/linux/memcontrol.h:621 prepare_kswapd_sleep+0xed/0x250 [ 7.214289][ T2192] Modules linked in: [ 7.218602][ T2192] CPU: 0 PID: 2192 Comm: kswapd0 Not tainted 5.10.0-rc5-next-20201124-syzkaller #0 [ 7.231922][ T2192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.242436][ T2192] RIP: 0010:prepare_kswapd_sleep+0xed/0x250 [ 7.247129][ T2192] Code: 89 ee 48 89 df e8 73 d3 ff ff 31 ff 41 89 c4 89 c6 e8 87 19 d7 ff 45 84 e4 74 cc e8 6d 21 d7 ff 0f 1f 44 00 00 e8 63 21 d7 ff <0f> 0b 48 c7 c0 28 8d ee 8c 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 [ 7.260475][ T1] zbud: loaded [ 7.265934][ T2192] RSP: 0000:ffffc90007d1fda0 EFLAGS: 00010293 [ 7.273337][ T2192] RAX: 0000000000000000 RBX: ffff88813fffb000 RCX: ffffffff81998e19 [ 7.279685][ T2192] RDX: ffff8880169d5040 RSI: ffffffff81998e2d RDI: 0000000000000001 [ 7.280549][ T1] DLM installed [ 7.289188][ T2192] RBP: 0000000000000000 R08: 0000000000000ab3 R09: 0000000000000f89 [ 7.301040][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.301660][ T2192] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 7.317179][ T2192] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000003 [ 7.324987][ T2192] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 7.327079][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.331523][ T2192] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.342029][ T1] NFS: Registering the id_resolver key type [ 7.344041][ T2192] CR2: ffff88823ffff000 CR3: 000000000b08e000 CR4: 00000000001506f0 [ 7.350884][ T1] Key type id_resolver registered [ 7.361056][ T2192] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.365079][ T1] Key type id_legacy registered [ 7.369874][ T2192] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.369885][ T2192] Call Trace: [ 7.374257][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.378984][ T2192] kswapd+0x37d/0xdb0 [ 7.382257][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.390376][ T2192] ? lock_downgrade+0x6d0/0x6d0 [ 7.403810][ T2192] ? balance_pgdat+0x1250/0x1250 [ 7.410103][ T2192] ? add_wait_queue+0x150/0x150 [ 7.414936][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.415349][ T2192] ? lockdep_hardirqs_on+0x79/0x100 [ 7.429989][ T2192] ? __kthread_parkme+0x13f/0x1e0 [ 7.435584][ T1] Key type cifs.spnego registered [ 7.437812][ T2192] ? balance_pgdat+0x1250/0x1250 [ 7.442287][ T1] Key type cifs.idmap registered [ 7.450128][ T2192] kthread+0x3b1/0x4a0 [ 7.450156][ T2192] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 7.450177][ T2192] ret_from_fork+0x1f/0x30 [ 7.455658][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.459797][ T2192] Kernel panic - not syncing: panic_on_warn set ... [ 7.469330][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 7.465136][ T2192] CPU: 0 PID: 2192 Comm: kswapd0 Not tainted 5.10.0-rc5-next-20201124-syzkaller #0 [ 7.478657][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 7.465136][ T2192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.494862][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 7.465136][ T2192] Call Trace: [ 7.510804][ T1] QNX4 filesystem 0.2.3 registered. [ 7.465136][ T2192] dump_stack+0x107/0x163 [ 7.465136][ T2192] panic+0x306/0x73d [ 7.465136][ T2192] ? __warn_printk+0xf3/0xf3 [ 7.465136][ T2192] ? __warn.cold+0x1a/0x44 [ 7.465136][ T2192] ? __warn+0xf1/0x210 [ 7.465136][ T2192] ? prepare_kswapd_sleep+0xed/0x250 [ 7.465136][ T2192] __warn.cold+0x35/0x44 [ 7.532023][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 7.465136][ T2192] ? prepare_kswapd_sleep+0xed/0x250 [ 7.465136][ T2192] report_bug+0x1bd/0x210 [ 7.465136][ T2192] handle_bug+0x3c/0x60 [ 7.542042][ T1] fuse: init (API version 7.33) [ 7.541542][ T2192] exc_invalid_op+0x14/0x40 [ 7.541542][ T2192] asm_exc_invalid_op+0x12/0x20 [ 7.541542][ T2192] RIP: 0010:prepare_kswapd_sleep+0xed/0x250 [ 7.544791][ T2192] Code: 89 ee 48 89 df e8 73 d3 ff ff 31 ff 41 89 c4 89 c6 e8 87 19 d7 ff 45 84 e4 74 cc e8 6d 21 d7 ff 0f 1f 44 00 00 e8 63 21 d7 ff <0f> 0b 48 c7 c0 28 8d ee 8c 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 [ 7.544793][ T2192] RSP: 0000:ffffc90007d1fda0 EFLAGS: 00010293 [ 7.544793][ T2192] RAX: 0000000000000000 RBX: ffff88813fffb000 RCX: ffffffff81998e19 [ 7.544793][ T2192] RDX: ffff8880169d5040 RSI: ffffffff81998e2d RDI: 0000000000000001 [ 7.553530][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 7.550779][ T2192] RBP: 0000000000000000 R08: 0000000000000ab3 R09: 0000000000000f89 [ 7.550779][ T2192] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 7.550779][ T2192] R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000003 [ 7.550779][ T2192] ? prepare_kswapd_sleep+0xd9/0x250 [ 7.550779][ T2192] ? prepare_kswapd_sleep+0xed/0x250 [ 7.563128][ T1] orangefs_init: module version upstream loaded [ 7.550779][ T2192] kswapd+0x37d/0xdb0 [ 7.550779][ T2192] ? lock_downgrade+0x6d0/0x6d0 [ 7.550779][ T2192] ? balance_pgdat+0x1250/0x1250 [ 7.550779][ T2192] ? add_wait_queue+0x150/0x150 [ 7.576384][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.550779][ T2192] ? lockdep_hardirqs_on+0x79/0x100 [ 7.617180][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.617098][ T2192] ? __kthread_parkme+0x13f/0x1e0 [ 7.636521][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.634788][ T2192] ? balance_pgdat+0x1250/0x1250 [ 7.644392][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.634788][ T2192] kthread+0x3b1/0x4a0 [ 7.634788][ T2192] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 7.634788][ T2192] ret_from_fork+0x1f/0x30 [ 7.634788][ T2192] Kernel Offset: disabled [ 7.634788][ T2192] Rebooting in 86400 seconds..