[ 0.000000][ T0] Linux version 5.10.0-rc3-next-20201112-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] nopcid: PCID feature disabled [ 0.000000][ T0] printk: bootconsole [earlyser0] enabled [ 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 e499001, primary cpu clock [ 0.000006][ T0] kvm-clock: using sched offset of 3348376322 cycles [ 0.001109][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004582][ T0] tsc: Detected 2300.000 MHz processor [ 0.007406][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.008745][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.010150][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.017804][ T0] found SMP MP-table at [mem 0x000f25b0-0x000f25bf] [ 0.018840][ T0] Using GB pages for direct mapping [ 0.021431][ T0] ACPI: Early table checksum verification disabled [ 0.022499][ T0] ACPI: RSDP 0x00000000000F2330 000014 (v00 Google) [ 0.023465][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.025186][ T0] ACPI: FACP 0x00000000BFFFF340 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.026892][ T0] ACPI: DSDT 0x00000000BFFFDA80 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.028507][ T0] ACPI: FACS 0x00000000BFFFDA40 000040 [ 0.029417][ T0] ACPI: FACS 0x00000000BFFFDA40 000040 [ 0.030344][ T0] ACPI: SRAT 0x00000000BFFFFE70 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.031965][ T0] ACPI: APIC 0x00000000BFFFFDC0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.033832][ T0] ACPI: SSDT 0x00000000BFFFF440 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.035314][ T0] ACPI: WAET 0x00000000BFFFFE40 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.037244][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.037941][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.038747][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.039843][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.041166][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.042568][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.044661][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.046737][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.048404][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.050407][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.052685][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.111176][ T0] Zone ranges: [ 0.112163][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.113234][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.114675][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.116902][ T0] Device empty [ 0.117489][ T0] Movable zone start for each node [ 0.118703][ T0] Early memory node ranges [ 0.119555][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.121093][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.122579][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.124725][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.126324][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.126332][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.160026][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.658729][ T0] kasan: KernelAddressSanitizer initialized [ 0.660213][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.661030][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.662686][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.665039][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.666711][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.667991][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.669408][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.670763][ T0] Using ACPI (MADT) for SMP configuration information [ 0.672230][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.673738][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.675696][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.677356][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.678801][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.680834][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.682853][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.684081][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.686730][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.688370][ T0] Booting paravirtualized kernel on KVM [ 0.689928][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.754401][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.757412][ T0] percpu: Embedded 64 pages/cpu s223176 r8192 d30776 u1048576 [ 0.759196][ T0] kvm-guest: stealtime: cpu 0, msr b9e1fb80 [ 0.760209][ T0] kvm-guest: PV spinlocks enabled [ 0.761537][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.763210][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064262 [ 0.764987][ T0] Policy zone: Normal [ 0.765689][ T0] Kernel command line: 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 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_ [ 0.768980][ T0] ima: policy "tcb" not found [ 0.787077][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.729103][ T0] Memory: 6869448K/8388204K available (133151K kernel code, 31683K rwdata, 28208K rodata, 2624K init, 24132K bss, 1518500K reserved, 0K cma-reserved) [ 1.733644][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.738964][ T0] Running RCU self tests [ 1.740176][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.741551][ T0] rcu: RCU lockdep checking is enabled. [ 1.742543][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.744474][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.746169][ T0] rcu: RCU debug extended QS entry/exit. [ 1.747766][ T0] All grace periods are expedited (rcu_expedited). [ 1.749027][ T0] Trampoline variant of Tasks RCU enabled. [ 1.750770][ T0] Tracing variant of Tasks RCU enabled. [ 1.751865][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.753287][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.774826][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.776824][ T0] random: crng done (trusting CPU's manufacturer) [ 1.779171][ T0] Console: colour VGA+ 80x25 [ 1.779976][ T0] printk: console [ttyS0] enabled [ 1.779976][ T0] printk: console [ttyS0] enabled [ 1.782974][ T0] printk: bootconsole [earlyser0] disabled [ 1.782974][ T0] printk: bootconsole [earlyser0] disabled [ 1.785953][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.788155][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.788935][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.790237][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.791480][ T0] ... CLASSHASH_SIZE: 4096 [ 1.792467][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.793862][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.795653][ T0] ... CHAINHASH_SIZE: 32768 [ 1.796896][ T0] memory used by lock dependency info: 6365 kB [ 1.798455][ T0] memory used for stack traces: 4224 kB [ 1.799598][ T0] per task-struct memory footprint: 1920 bytes [ 1.801254][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.803723][ T0] ACPI: Core revision 20200925 [ 1.805776][ T0] APIC: Switch to symmetric I/O mode setup [ 1.810431][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.814563][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.816514][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.818215][ T0] pid_max: default: 32768 minimum: 301 [ 1.819709][ T0] LSM: Security Framework initializing [ 1.820772][ T0] Yama: becoming mindful. [ 1.821637][ T0] TOMOYO Linux initialized [ 1.823845][ T0] AppArmor: AppArmor initialized [ 1.824996][ T0] LSM support for eBPF active [ 1.834363][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.840425][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.842515][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.844331][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.850378][ T0] unchecked MSR access error: RDMSR from 0x17f at rIP: 0xffffffff812b1edc (mce_intel_feature_init+0xac/0x370) [ 1.853572][ T0] Call Trace: [ 1.854368][ T0] __mcheck_cpu_init_vendor+0x80/0x330 [ 1.855359][ T0] mcheck_cpu_init+0x4bb/0x1180 [ 1.856545][ T0] identify_cpu+0xeb3/0x1cb0 [ 1.858838][ T0] ? lock_downgrade+0x6d0/0x6d0 [ 1.859983][ T0] identify_boot_cpu+0xd/0xb5 [ 1.860788][ T0] check_bugs+0x76/0x1c65 [ 1.861602][ T0] ? do_raw_spin_unlock+0x173/0x230 [ 1.863233][ T0] ? l1tf_cmdline+0x1d7/0x1d7 [ 1.864719][ T0] ? _raw_spin_unlock+0x24/0x40 [ 1.865588][ T0] ? poking_init+0x25c/0x28d [ 1.866528][ T0] ? parse_direct_gbpages_off+0x12/0x12 [ 1.867513][ T0] ? __raw_spin_lock_init+0x34/0x100 [ 1.868627][ T0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 1.869753][ T0] start_kernel+0x461/0x491 [ 1.870856][ T0] secondary_startup_64_no_verify+0xb0/0xbb [ 1.872239][ T0] unchecked MSR access error: WRMSR to 0x17f (tried to write 0x0000000000000002) at rIP: 0xffffffff812b1f44 (mce_intel_feature_init+0x114/0x370) [ 1.876524][ T0] Call Trace: [ 1.877269][ T0] __mcheck_cpu_init_vendor+0x80/0x330 [ 1.878681][ T0] mcheck_cpu_init+0x4bb/0x1180 [ 1.879827][ T0] identify_cpu+0xeb3/0x1cb0 [ 1.880694][ T0] ? lock_downgrade+0x6d0/0x6d0 [ 1.881606][ T0] identify_boot_cpu+0xd/0xb5 [ 1.882464][ T0] check_bugs+0x76/0x1c65 [ 1.883486][ T0] ? do_raw_spin_unlock+0x173/0x230 [ 1.884297][ T0] ? l1tf_cmdline+0x1d7/0x1d7 [ 1.885472][ T0] ? _raw_spin_unlock+0x24/0x40 [ 1.886520][ T0] ? poking_init+0x25c/0x28d [ 1.887480][ T0] ? parse_direct_gbpages_off+0x12/0x12 [ 1.888676][ T0] ? __raw_spin_lock_init+0x34/0x100 [ 1.889771][ T0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 1.890877][ T0] start_kernel+0x461/0x491 [ 1.892006][ T0] secondary_startup_64_no_verify+0xb0/0xbb [ 1.893474][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.894947][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.896529][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.897994][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.898050][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.903008][ T0] MDS: Mitigation: Clear CPU buffers [ 1.904395][ T0] Freeing SMP alternatives memory: 104K [ 2.026244][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.026503][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.026503][ T1] rcu: Hierarchical SRCU implementation. [ 2.028852][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.030953][ T1] smp: Bringing up secondary CPUs ... [ 2.034712][ T1] x86: Booting SMP configuration: [ 2.035809][ T1] .... node #0, CPUs: #1 [ 0.039814][ T0] kvm-clock: cpu 1, msr e499041, secondary cpu clock [ 2.039070][ T14] kvm-guest: stealtime: cpu 1, msr b9f1fb80 [ 2.039070][ T1] MDS CPU bug present and SMT on, data leak possible. See https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/mds.html for more details. [ 2.039827][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.040792][ T1] smpboot: Max logical packages: 1 [ 2.046529][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.050026][ T1] devtmpfs: initialized [ 2.050026][ T1] x86/mm: Memory block size: 128MB [ 2.091237][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.091154][ T22] kworker/u4:0 (22) used greatest stack depth: 27648 bytes left [ 2.096850][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.107575][ T1] PM: RTC time: 23:25:10, date: 2020-11-12 [ 2.110698][ T1] NET: Registered protocol family 16 [ 2.119514][ T1] audit: initializing netlink subsys (disabled) [ 2.121405][ T34] audit: type=2000 audit(1605223510.825:1): state=initialized audit_enabled=0 res=1 [ 2.128723][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.128723][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.129266][ T37] kworker/u4:0 (37) used greatest stack depth: 27296 bytes left [ 2.135307][ T1] cpuidle: using governor menu [ 2.137984][ T1] NET: Registered protocol family 42 [ 2.141864][ T1] ACPI: bus type PCI registered [ 2.146807][ T1] PCI: Using configuration type 1 for base access [ 2.300434][ T296] kworker/u4:2 (296) used greatest stack depth: 26584 bytes left [ 3.085213][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 3.090343][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 3.091669][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 3.117204][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.156907][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 3.157496][ T1] raid6: using avx2x2 recovery algorithm [ 3.160651][ T1] ACPI: Added _OSI(Module Device) [ 3.161915][ T1] ACPI: Added _OSI(Processor Device) [ 3.163165][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.165028][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.166709][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 3.167989][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 3.169644][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 3.223908][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.283846][ T1] ACPI: Interpreter enabled [ 3.285348][ T1] ACPI: (supports S0 S3 S4 S5) [ 3.286554][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.287760][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.292773][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.399849][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.401777][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.403963][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.411870][ T1] PCI host bridge to bus 0000:00 [ 3.413022][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.415081][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.416544][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.417957][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.419914][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.421245][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.423170][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 3.430679][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 3.460289][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 3.483849][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.489990][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 3.500684][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 3.509644][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfc000-0xfebfc07f] [ 3.532866][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 3.542750][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 3.549880][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 3.571251][ T1] pci 0000:00:05.0: [1af4:1002] type 00 class 0x00ff00 [ 3.582853][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 3.609964][ T1] pci 0000:00:06.0: [1af4:1005] type 00 class 0x00ff00 [ 3.621024][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 3.627973][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfebfe000-0xfebfe03f] [ 3.664695][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.668366][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.673295][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.679847][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.683349][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.697454][ T1] iommu: Default domain type: Translated [ 3.700561][ T1] vgaarb: loaded [ 3.708944][ T1] SCSI subsystem initialized [ 3.710612][ T1] ACPI: bus type USB registered [ 3.716514][ T1] usbcore: registered new interface driver usbfs [ 3.718555][ T1] usbcore: registered new interface driver hub [ 3.718555][ T1] usbcore: registered new device driver usb [ 3.720259][ T1] mc: Linux media interface: v0.10 [ 3.721595][ T1] videodev: Linux video capture interface: v2.00 [ 3.732358][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.734224][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.737601][ T1] PTP clock support registered [ 3.740045][ T1] EDAC MC: Ver: 3.0.0 [ 3.745053][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.752202][ T1] Bluetooth: Core ver 2.22 [ 3.753476][ T1] NET: Registered protocol family 31 [ 3.754703][ T1] Bluetooth: HCI device and connection manager initialized [ 3.755840][ T1] Bluetooth: HCI socket layer initialized [ 3.758629][ T1] Bluetooth: L2CAP socket layer initialized [ 3.759840][ T1] Bluetooth: SCO socket layer initialized [ 3.761138][ T1] NET: Registered protocol family 8 [ 3.762251][ T1] NET: Registered protocol family 20 [ 3.764322][ T1] NetLabel: Initializing [ 3.766816][ T1] NetLabel: domain hash size = 128 [ 3.768135][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.770328][ T1] NetLabel: unlabeled traffic allowed by default [ 3.772917][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.774590][ T1] NET: Registered protocol family 39 [ 3.775999][ T1] PCI: Using ACPI for IRQ routing [ 3.783533][ T1] clocksource: Switched to clocksource kvm-clock [ 6.766023][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.767899][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.769795][ T1] FS-Cache: Loaded [ 6.771547][ T1] CacheFiles: Loaded [ 6.772702][ T1] TOMOYO: 2.6.0 [ 6.773509][ T1] Mandatory Access Control activated. [ 6.777041][ T1] AppArmor: AppArmor Filesystem Enabled [ 6.778752][ T1] pnp: PnP ACPI init [ 6.793029][ T1] pnp: PnP ACPI: found 7 devices [ 6.855645][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.860601][ T1] NET: Registered protocol family 2 [ 6.864029][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 6.867105][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 6.875142][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 6.882803][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 6.886355][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 6.890559][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.892738][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.895315][ T1] NET: Registered protocol family 1 [ 6.898318][ T1] RPC: Registered named UNIX socket transport module. [ 6.899874][ T1] RPC: Registered udp transport module. [ 6.901046][ T1] RPC: Registered tcp transport module. [ 6.901917][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.905476][ T1] NET: Registered protocol family 44 [ 6.906496][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 6.908884][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 6.910345][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 6.911673][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 6.914354][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.915662][ T1] PCI: CLS 0 bytes, default 64 [ 6.920484][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.921710][ T1] software IO TLB: mapped [mem 0x00000000b5e00000-0x00000000b9e00000] (64MB) [ 6.929804][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 6.934108][ T1] kvm: already loaded the other module [ 6.935628][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.938545][ T1] clocksource: Switched to clocksource tsc [ 7.010042][ T1] Initialise system trusted keyrings [ 7.012744][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.054291][ T1] zbud: loaded [ 7.063698][ T1] DLM installed [ 7.070406][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.080048][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.084077][ T1] NFS: Registering the id_resolver key type [ 7.086122][ T1] Key type id_resolver registered [ 7.087077][ T1] Key type id_legacy registered [ 7.088583][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.090376][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.099117][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.102425][ T1] Key type cifs.spnego registered [ 7.103421][ T1] Key type cifs.idmap registered [ 7.104793][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.107621][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 7.109271][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 7.126673][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 7.128437][ T1] QNX4 filesystem 0.2.3 registered. [ 7.130212][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 7.132508][ T1] fuse: init (API version 7.33) [ 7.138559][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 7.140551][ T1] orangefs_init: module version upstream loaded [ 7.142402][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.155246][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.164216][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.165893][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.168387][ T1] NILFS version 2 loaded [ 7.169670][ T1] befs: version: 0.9.3 [ 7.172130][ T1] ocfs2: Registered cluster interface o2cb [ 7.173659][ T1] ocfs2: Registered cluster interface user [ 7.175924][ T1] OCFS2 User DLM kernel interface loaded [ 7.188448][ T1] gfs2: GFS2 installed [ 7.199391][ T1] BUG: kernel NULL pointer dereference, address: 0000000000000018 [ 7.200835][ T1] #PF: supervisor read access in kernel mode [ 7.201867][ T1] #PF: error_code(0x0000) - not-present page [ 7.203259][ T1] PGD 0 P4D 0 [ 7.203789][ T1] Oops: 0000 [#1] PREEMPT SMP KASAN [ 7.204568][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.10.0-rc3-next-20201112-syzkaller #0 [ 7.206397][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.206532][ T1] RIP: 0010:____kasan_slab_free+0x19/0x110 [ 7.206532][ T1] Code: 00 48 c7 c0 fb ff ff ff c3 cc cc cc cc cc cc cc cc 41 55 49 89 d5 41 54 49 89 fc 48 89 f7 55 48 89 f5 53 89 cb e8 07 fb 7d ff <41> 8b 7c 24 18 48 be 00 00 00 00 00 16 00 00 48 c1 e8 0c 48 89 c1 [ 7.206532][ T1] RSP: 0000:ffffc90000c67d30 EFLAGS: 00010293 [ 7.206532][ T1] RAX: 0000000143758000 RBX: 0000000000000000 RCX: ffffffff8130c750 [ 7.206532][ T1] RDX: ffff888010d10000 RSI: ffffffff8130c75a RDI: 0000000000000007 [ 7.206532][ T1] RBP: ffff888143758000 R08: 00000000000000fe R09: ffffed10286eb800 [ 7.206532][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 7.206532][ T1] R13: ffffffff8194a446 R14: ffff8881435b7744 R15: ffffffff81948860 [ 7.206532][ T1] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 7.206532][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.206532][ T1] CR2: 0000000000000018 CR3: 000000000b08e000 CR4: 00000000001506f0 [ 7.206532][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.206532][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.206532][ T1] Call Trace: [ 7.206532][ T1] mempool_init_node+0x37e/0x580 [ 7.206532][ T1] ? mempool_kfree+0x20/0x20 [ 7.206532][ T1] ? dio_warn_stale_pagecache+0xa0/0xa0 [ 7.206532][ T1] mempool_create+0x76/0xc0 [ 7.206532][ T1] ? f2fs_init_compress_cache+0x85/0x85 [ 7.206532][ T1] init_ceph+0x193/0x2d7 [ 7.206532][ T1] do_one_initcall+0x103/0x650 [ 7.206532][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 7.206532][ T1] ? parameq+0x140/0x170 [ 7.206532][ T1] kernel_init_freeable+0x600/0x684 [ 7.206532][ T1] ? rest_init+0x388/0x388 [ 7.206532][ T1] kernel_init+0xd/0x1b8 [ 7.206532][ T1] ret_from_fork+0x1f/0x30 [ 7.206532][ T1] Modules linked in: [ 7.206532][ T1] CR2: 0000000000000018 [ 7.206532][ T1] ---[ end trace 81f40108e1d4e70b ]--- [ 7.206532][ T1] RIP: 0010:____kasan_slab_free+0x19/0x110 [ 7.206532][ T1] Code: 00 48 c7 c0 fb ff ff ff c3 cc cc cc cc cc cc cc cc 41 55 49 89 d5 41 54 49 89 fc 48 89 f7 55 48 89 f5 53 89 cb e8 07 fb 7d ff <41> 8b 7c 24 18 48 be 00 00 00 00 00 16 00 00 48 c1 e8 0c 48 89 c1 [ 7.206532][ T1] RSP: 0000:ffffc90000c67d30 EFLAGS: 00010293 [ 7.206532][ T1] RAX: 0000000143758000 RBX: 0000000000000000 RCX: ffffffff8130c750 [ 7.206532][ T1] RDX: ffff888010d10000 RSI: ffffffff8130c75a RDI: 0000000000000007 [ 7.206532][ T1] RBP: ffff888143758000 R08: 00000000000000fe R09: ffffed10286eb800 [ 7.206532][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 7.206532][ T1] R13: ffffffff8194a446 R14: ffff8881435b7744 R15: ffffffff81948860 [ 7.206532][ T1] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 7.206532][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.206532][ T1] CR2: 0000000000000018 CR3: 000000000b08e000 CR4: 00000000001506f0 [ 7.206532][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.206532][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.206532][ T1] Kernel panic - not syncing: Fatal exception [ 7.206532][ T1] Kernel Offset: disabled [ 7.206532][ T1] Rebooting in 86400 seconds..