[ 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 [ 0.000004][ T0] kvm-clock: using sched offset of 3484850406 cycles [ 0.001038][ T0] clocksource: kvm-clock: mask: 0xffffffffffffffff max_cycles: 0x1cd42e4dffb, max_idle_ns: 881590591483 ns [ 0.004016][ T0] tsc: Detected 2300.000 MHz processor [ 0.007142][ T0] last_pfn = 0x240000 max_arch_pfn = 0x400000000 [ 0.012111][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.013337][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.021116][ T0] found SMP MP-table at [mem 0x000f25b0-0x000f25bf] [ 0.022355][ T0] Using GB pages for direct mapping [ 0.025043][ T0] ACPI: Early table checksum verification disabled [ 0.026098][ T0] ACPI: RSDP 0x00000000000F2330 000014 (v00 Google) [ 0.027016][ T0] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.029156][ T0] ACPI: FACP 0x00000000BFFFF340 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.030468][ T0] ACPI: DSDT 0x00000000BFFFDA80 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.032076][ T0] ACPI: FACS 0x00000000BFFFDA40 000040 [ 0.033306][ T0] ACPI: FACS 0x00000000BFFFDA40 000040 [ 0.034173][ T0] ACPI: SRAT 0x00000000BFFFFE70 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.035824][ T0] ACPI: APIC 0x00000000BFFFFDC0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.037162][ T0] ACPI: SSDT 0x00000000BFFFF440 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.038424][ T0] ACPI: WAET 0x00000000BFFFFE40 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.040310][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.041336][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.042254][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.043450][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.044513][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x23fffffff] [ 0.045479][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.047059][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x23fffffff] -> [mem 0x00000000-0x23fffffff] [ 0.048826][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000013fffffff] (5120MB) [ 0.050385][ T0] Faking node 1 at [mem 0x0000000140000000-0x000000023fffffff] (4096MB) [ 0.052379][ T0] NODE_DATA(0) allocated [mem 0x13fffb000-0x13fffffff] [ 0.054906][ T0] NODE_DATA(1) allocated [mem 0x23fff8000-0x23fffcfff] [ 0.113548][ T0] Zone ranges: [ 0.114160][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.115184][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.119161][ T0] Normal [mem 0x0000000100000000-0x000000023fffffff] [ 0.120124][ T0] Device empty [ 0.120615][ T0] Movable zone start for each node [ 0.124288][ T0] Early memory node ranges [ 0.124860][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.128211][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.129563][ T0] node 0: [mem 0x0000000100000000-0x000000013fffffff] [ 0.130532][ T0] node 1: [mem 0x0000000140000000-0x000000023fffffff] [ 0.131471][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.131479][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000013fffffff] [ 0.165770][ T0] Initmem setup node 1 [mem 0x0000000140000000-0x000000023fffffff] [ 0.661803][ T0] kasan: KernelAddressSanitizer initialized [ 0.663389][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.664200][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.665423][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.666662][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.667726][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.668730][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.670071][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.671273][ T0] Using ACPI (MADT) for SMP configuration information [ 0.672204][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.673098][ T0] PM: hibernation: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.674184][ T0] PM: hibernation: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.675829][ T0] PM: hibernation: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.677149][ T0] PM: hibernation: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.678438][ T0] PM: hibernation: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.679560][ T0] PM: hibernation: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.680778][ T0] PM: hibernation: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.682165][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.683513][ T0] Booting paravirtualized kernel on KVM [ 0.684533][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.748348][ T0] setup_percpu: NR_CPUS:8 nr_cpumask_bits:8 nr_cpu_ids:2 nr_node_ids:2 [ 0.750810][ T0] percpu: Embedded 64 pages/cpu s223176 r8192 d30776 u1048576 [ 0.754135][ T0] kvm-guest: stealtime: cpu 0, msr b9e1fb80 [ 0.754958][ T0] kvm-guest: PV spinlocks enabled [ 0.755842][ T0] PV qspinlock hash table entries: 256 (order: 0, 4096 bytes, linear) [ 0.757114][ T0] Built 2 zonelists, mobility grouping on. Total pages: 2064262 [ 0.758216][ T0] Policy zone: Normal [ 0.758751][ 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_ [ 0.762011][ T0] ima: policy "tcb" not found [ 0.777848][ T0] mem auto-init: stack:off, heap alloc:on, heap free:off [ 1.732672][ T0] Memory: 6869448K/8388204K available (133151K kernel code, 31683K rwdata, 28208K rodata, 2624K init, 24132K bss, 1518500K reserved, 0K cma-reserved) [ 1.736558][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 1.740570][ T0] Running RCU self tests [ 1.741783][ T0] rcu: Preemptible hierarchical RCU implementation. [ 1.742711][ T0] rcu: RCU lockdep checking is enabled. [ 1.743505][ T0] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=2. [ 1.744568][ T0] rcu: RCU callback double-/use-after-free debug enabled. [ 1.745575][ T0] rcu: RCU debug extended QS entry/exit. [ 1.746353][ T0] All grace periods are expedited (rcu_expedited). [ 1.747241][ T0] Trampoline variant of Tasks RCU enabled. [ 1.748049][ T0] Tracing variant of Tasks RCU enabled. [ 1.748966][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 1.755418][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 1.776735][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 1.778728][ T0] random: crng done (trusting CPU's manufacturer) [ 1.780744][ T0] Console: colour VGA+ 80x25 [ 1.781538][ T0] printk: console [ttyS0] enabled [ 1.781538][ T0] printk: console [ttyS0] enabled [ 1.783031][ T0] printk: bootconsole [earlyser0] disabled [ 1.783031][ T0] printk: bootconsole [earlyser0] disabled [ 1.784719][ T0] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 1.786730][ T0] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 1.787488][ T0] ... MAX_LOCK_DEPTH: 48 [ 1.788268][ T0] ... MAX_LOCKDEP_KEYS: 8192 [ 1.789014][ T0] ... CLASSHASH_SIZE: 4096 [ 1.790374][ T0] ... MAX_LOCKDEP_ENTRIES: 32768 [ 1.791584][ T0] ... MAX_LOCKDEP_CHAINS: 65536 [ 1.792498][ T0] ... CHAINHASH_SIZE: 32768 [ 1.793281][ T0] memory used by lock dependency info: 6365 kB [ 1.794157][ T0] memory used for stack traces: 4224 kB [ 1.795053][ T0] per task-struct memory footprint: 1920 bytes [ 1.796102][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 1.797816][ T0] ACPI: Core revision 20200925 [ 1.799094][ T0] APIC: Switch to symmetric I/O mode setup [ 1.803530][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 1.804887][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 1.806437][ T0] Calibrating delay loop (skipped) preset value.. 4600.00 BogoMIPS (lpj=23000000) [ 1.807826][ T0] pid_max: default: 32768 minimum: 301 [ 1.808962][ T0] LSM: Security Framework initializing [ 1.816531][ T0] Yama: becoming mindful. [ 1.817290][ T0] TOMOYO Linux initialized [ 1.818973][ T0] AppArmor: AppArmor initialized [ 1.819811][ T0] LSM support for eBPF active [ 1.829184][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 1.834988][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 1.836610][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.837921][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 1.842834][ T0] unchecked MSR access error: RDMSR from 0x17f at rIP: 0xffffffff812b1edc (mce_intel_feature_init+0xac/0x370) [ 1.844893][ T0] Call Trace: [ 1.845380][ T0] __mcheck_cpu_init_vendor+0x80/0x330 [ 1.846181][ T0] mcheck_cpu_init+0x4bb/0x1180 [ 1.846472][ T0] identify_cpu+0xeb3/0x1cb0 [ 1.847138][ T0] ? lock_downgrade+0x6d0/0x6d0 [ 1.847831][ T0] identify_boot_cpu+0xd/0xb5 [ 1.848532][ T0] check_bugs+0x76/0x1c65 [ 1.849161][ T0] ? do_raw_spin_unlock+0x173/0x230 [ 1.849887][ T0] ? l1tf_cmdline+0x1d7/0x1d7 [ 1.850655][ T0] ? _raw_spin_unlock+0x24/0x40 [ 1.851316][ T0] ? poking_init+0x25c/0x28d [ 1.851941][ T0] ? parse_direct_gbpages_off+0x12/0x12 [ 1.852703][ T0] ? __raw_spin_lock_init+0x34/0x100 [ 1.853523][ T0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 1.854410][ T0] start_kernel+0x461/0x491 [ 1.855074][ T0] secondary_startup_64_no_verify+0xb0/0xbb [ 1.856471][ T0] unchecked MSR access error: WRMSR to 0x17f (tried to write 0x0000000000000002) at rIP: 0xffffffff812b1f44 (mce_intel_feature_init+0x114/0x370) [ 1.858523][ T0] Call Trace: [ 1.859081][ T0] __mcheck_cpu_init_vendor+0x80/0x330 [ 1.859897][ T0] mcheck_cpu_init+0x4bb/0x1180 [ 1.860560][ T0] identify_cpu+0xeb3/0x1cb0 [ 1.861198][ T0] ? lock_downgrade+0x6d0/0x6d0 [ 1.861929][ T0] identify_boot_cpu+0xd/0xb5 [ 1.862587][ T0] check_bugs+0x76/0x1c65 [ 1.863210][ T0] ? do_raw_spin_unlock+0x173/0x230 [ 1.863974][ T0] ? l1tf_cmdline+0x1d7/0x1d7 [ 1.864671][ T0] ? _raw_spin_unlock+0x24/0x40 [ 1.865354][ T0] ? poking_init+0x25c/0x28d [ 1.866010][ T0] ? parse_direct_gbpages_off+0x12/0x12 [ 1.866444][ T0] ? __raw_spin_lock_init+0x34/0x100 [ 1.867200][ T0] ? trace_init_perf_perm_irq_work_exit+0xe/0xe [ 1.868055][ T0] start_kernel+0x461/0x491 [ 1.868702][ T0] secondary_startup_64_no_verify+0xb0/0xbb [ 1.869721][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 1.870698][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 1.871842][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 1.873191][ T0] Spectre V2 : Spectre mitigation: kernel not compiled with retpoline; no mitigation available! [ 1.873247][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 1.876443][ T0] MDS: Mitigation: Clear CPU buffers [ 1.877713][ T0] Freeing SMP alternatives memory: 104K [ 1.999297][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 2.003195][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 2.005655][ T1] rcu: Hierarchical SRCU implementation. [ 2.008860][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 2.013901][ T1] smp: Bringing up secondary CPUs ... [ 2.017580][ T1] x86: Booting SMP configuration: [ 2.019147][ T1] .... node #0, CPUs: #1 [ 0.037814][ T0] kvm-clock: cpu 1, msr e499041, secondary cpu clock [ 2.022535][ T14] kvm-guest: stealtime: cpu 1, msr b9f1fb80 [ 2.022535][ 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. [ 2.026595][ T1] smp: Brought up 2 nodes, 2 CPUs [ 2.027597][ T1] smpboot: Max logical packages: 1 [ 2.029093][ T1] smpboot: Total of 2 processors activated (9200.00 BogoMIPS) [ 2.033365][ T1] devtmpfs: initialized [ 2.033365][ T1] x86/mm: Memory block size: 128MB [ 2.071268][ T22] kworker/u4:0 (22) used greatest stack depth: 27792 bytes left [ 2.071268][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 2.076508][ T1] futex hash table entries: 512 (order: 4, 65536 bytes, vmalloc) [ 2.080205][ T1] PM: RTC time: 11:00:55, date: 2020-11-12 [ 2.088212][ T1] NET: Registered protocol family 16 [ 2.091551][ T1] audit: initializing netlink subsys (disabled) [ 2.096564][ T35] audit: type=2000 audit(1605178855.547:1): state=initialized audit_enabled=0 res=1 [ 2.103307][ T44] kworker/u4:1 (44) used greatest stack depth: 27296 bytes left [ 2.108702][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 2.108718][ T1] thermal_sys: Registered thermal governor 'user_space' [ 2.111405][ T1] cpuidle: using governor menu [ 2.114155][ T1] NET: Registered protocol family 42 [ 2.120717][ T1] ACPI: bus type PCI registered [ 2.123400][ T1] PCI: Using configuration type 1 for base access [ 2.145202][ T73] kworker/u4:2 (73) used greatest stack depth: 27264 bytes left [ 3.059391][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 3.063199][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 3.063199][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 3.087790][ T1] cryptd: max_cpu_qlen set to 1000 [ 3.118342][ T1] raid6: skip pq benchmark and using algorithm avx2x4 [ 3.126490][ T1] raid6: using avx2x2 recovery algorithm [ 3.128649][ T1] ACPI: Added _OSI(Module Device) [ 3.130095][ T1] ACPI: Added _OSI(Processor Device) [ 3.131112][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.133015][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.134863][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 3.136698][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 3.137856][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 3.192215][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.229481][ T1] ACPI: Interpreter enabled [ 3.231112][ T1] ACPI: (supports S0 S3 S4 S5) [ 3.232054][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.236644][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.238299][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 3.343829][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 3.345367][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 3.346838][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 3.356609][ T1] PCI host bridge to bus 0000:00 [ 3.357207][ T1] pci_bus 0000:00: Unknown NUMA node; performance will be reduced [ 3.358202][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 3.360179][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 3.361391][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 3.363735][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfefff window] [ 3.365814][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 3.366754][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 3.379587][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 3.399044][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 3.420783][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.427458][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 3.436463][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 3.442624][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfc000-0xfebfc07f] [ 3.467193][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 3.471268][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 3.477692][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 3.498628][ T1] pci 0000:00:05.0: [1af4:1002] type 00 class 0x00ff00 [ 3.508435][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 3.540965][ T1] pci 0000:00:06.0: [1af4:1005] type 00 class 0x00ff00 [ 3.548384][ T1] pci 0000:00:06.0: reg 0x10: [io 0xc0a0-0xc0bf] [ 3.555270][ T1] pci 0000:00:06.0: reg 0x14: [mem 0xfebfe000-0xfebfe03f] [ 3.586517][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.591436][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.596398][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.601133][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.604880][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.622883][ T1] iommu: Default domain type: Translated [ 3.622883][ T1] vgaarb: loaded [ 3.631863][ T1] SCSI subsystem initialized [ 3.639314][ T1] ACPI: bus type USB registered [ 3.641748][ T1] usbcore: registered new interface driver usbfs [ 3.644285][ T1] usbcore: registered new interface driver hub [ 3.645696][ T1] usbcore: registered new device driver usb [ 3.648089][ T1] mc: Linux media interface: v0.10 [ 3.649492][ T1] videodev: Linux video capture interface: v2.00 [ 3.652089][ T1] pps_core: LinuxPPS API ver. 1 registered [ 3.653684][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.659455][ T1] PTP clock support registered [ 3.661254][ T1] EDAC MC: Ver: 3.0.0 [ 3.668695][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 3.674736][ T1] Bluetooth: Core ver 2.22 [ 3.675698][ T1] NET: Registered protocol family 31 [ 3.679778][ T1] Bluetooth: HCI device and connection manager initialized [ 3.681334][ T1] Bluetooth: HCI socket layer initialized [ 3.682611][ T1] Bluetooth: L2CAP socket layer initialized [ 3.683848][ T1] Bluetooth: SCO socket layer initialized [ 3.684923][ T1] NET: Registered protocol family 8 [ 3.686450][ T1] NET: Registered protocol family 20 [ 3.687903][ T1] NetLabel: Initializing [ 3.689020][ T1] NetLabel: domain hash size = 128 [ 3.690005][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.691857][ T1] NetLabel: unlabeled traffic allowed by default [ 3.694959][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 3.696795][ T1] NET: Registered protocol family 39 [ 3.698340][ T1] PCI: Using ACPI for IRQ routing [ 3.707417][ T1] clocksource: Switched to clocksource kvm-clock [ 6.690770][ T1] VFS: Disk quotas dquot_6.6.0 [ 6.691850][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 6.694221][ T1] FS-Cache: Loaded [ 6.696590][ T1] CacheFiles: Loaded [ 6.697701][ T1] TOMOYO: 2.6.0 [ 6.698225][ T1] Mandatory Access Control activated. [ 6.701790][ T1] AppArmor: AppArmor Filesystem Enabled [ 6.703826][ T1] pnp: PnP ACPI init [ 6.718453][ T1] pnp: PnP ACPI: found 7 devices [ 6.762295][ T2023] kworker/u4:3 (2023) used greatest stack depth: 26968 bytes left [ 6.779677][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 6.782704][ T1] NET: Registered protocol family 2 [ 6.786438][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 6, 327680 bytes, vmalloc) [ 6.790799][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 6.798875][ T1] TCP bind hash table entries: 65536 (order: 10, 4718592 bytes, vmalloc) [ 6.804165][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 6.809457][ T1] MPTCP token hash table entries: 8192 (order: 7, 720896 bytes, vmalloc) [ 6.812271][ T1] UDP hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.814715][ T1] UDP-Lite hash table entries: 4096 (order: 7, 655360 bytes, vmalloc) [ 6.817300][ T1] NET: Registered protocol family 1 [ 6.820021][ T1] RPC: Registered named UNIX socket transport module. [ 6.821387][ T1] RPC: Registered udp transport module. [ 6.822477][ T1] RPC: Registered tcp transport module. [ 6.823701][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 6.827746][ T1] NET: Registered protocol family 44 [ 6.829312][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 6.830752][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 6.832055][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 6.834688][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfefff window] [ 6.837271][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 6.839105][ T1] PCI: CLS 0 bytes, default 64 [ 6.843196][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 6.844618][ T1] software IO TLB: mapped [mem 0x00000000b5e00000-0x00000000b9e00000] (64MB) [ 6.853410][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 6.858716][ T1] kvm: already loaded the other module [ 6.859898][ T1] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x212735223b2, max_idle_ns: 440795277976 ns [ 6.862070][ T1] clocksource: Switched to clocksource tsc [ 6.932538][ T1] Initialise system trusted keyrings [ 6.936038][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 6.973629][ T1] zbud: loaded [ 6.981519][ T1] DLM installed [ 6.989939][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 7.000870][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 7.004452][ T1] NFS: Registering the id_resolver key type [ 7.006296][ T1] Key type id_resolver registered [ 7.007516][ T1] Key type id_legacy registered [ 7.009239][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 7.011767][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 7.019247][ T1] FS-Cache: Netfs 'cifs' registered for caching [ 7.022373][ T1] Key type cifs.spnego registered [ 7.023345][ T1] Key type cifs.idmap registered [ 7.025193][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 7.028244][ T1] efs: 1.0a - http://aeschi.ch.eu.org/efs/ [ 7.029492][ T1] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 7.035236][ T1] romfs: ROMFS MTD (C) 2007 Red Hat, Inc. [ 7.037595][ T1] QNX4 filesystem 0.2.3 registered. [ 7.039240][ T1] qnx6: QNX6 filesystem 1.0.0 registered. [ 7.042063][ T1] fuse: init (API version 7.33) [ 7.048656][ T1] orangefs_debugfs_init: called with debug mask: :none: :0: [ 7.050659][ T1] orangefs_init: module version upstream loaded [ 7.052896][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 7.066296][ T1] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled [ 7.075843][ T1] 9p: Installing v9fs 9p2000 file system support [ 7.078585][ T1] FS-Cache: Netfs '9p' registered for caching [ 7.080892][ T1] NILFS version 2 loaded [ 7.081494][ T1] befs: version: 0.9.3 [ 7.083948][ T1] ocfs2: Registered cluster interface o2cb [ 7.086364][ T1] ocfs2: Registered cluster interface user [ 7.088645][ T1] OCFS2 User DLM kernel interface loaded [ 7.099878][ T1] gfs2: GFS2 installed [ 7.111402][ T1] BUG: kernel NULL pointer dereference, address: 0000000000000018 [ 7.112632][ T1] #PF: supervisor read access in kernel mode [ 7.113698][ T1] #PF: error_code(0x0000) - not-present page [ 7.114804][ T1] PGD 0 P4D 0 [ 7.115827][ T1] Oops: 0000 [#1] PREEMPT SMP KASAN [ 7.117192][ T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 5.10.0-rc3-next-20201112-syzkaller #0 [ 7.117192][ T1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 7.117192][ T1] RIP: 0010:____kasan_slab_free+0x19/0x110 [ 7.117192][ 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 [ 7.117192][ T1] RSP: 0000:ffffc90000c67d30 EFLAGS: 00010293 [ 7.117192][ T1] RAX: 000000001766c000 RBX: 0000000000000000 RCX: ffffffff8130c750 [ 7.117192][ T1] RDX: ffff888140748000 RSI: ffffffff8130c75a RDI: 0000000000000007 [ 7.117192][ T1] RBP: ffff88801766c000 R08: 00000000000000fe R09: ffffed1002ece000 [ 7.117192][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 7.117192][ T1] R13: ffffffff8194a446 R14: ffff888017415e44 R15: ffffffff81948860 [ 7.117192][ T1] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 7.117192][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.117192][ T1] CR2: 0000000000000018 CR3: 000000000b08e000 CR4: 00000000001506f0 [ 7.117192][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.117192][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.117192][ T1] Call Trace: [ 7.117192][ T1] mempool_init_node+0x37e/0x580 [ 7.117192][ T1] ? mempool_kfree+0x20/0x20 [ 7.117192][ T1] ? dio_warn_stale_pagecache+0xa0/0xa0 [ 7.117192][ T1] mempool_create+0x76/0xc0 [ 7.117192][ T1] ? f2fs_init_compress_cache+0x85/0x85 [ 7.117192][ T1] init_ceph+0x193/0x2d7 [ 7.117192][ T1] do_one_initcall+0x103/0x650 [ 7.117192][ T1] ? perf_trace_initcall_level+0x400/0x400 [ 7.117192][ T1] ? parameq+0x140/0x170 [ 7.117192][ T1] kernel_init_freeable+0x600/0x684 [ 7.117192][ T1] ? rest_init+0x388/0x388 [ 7.117192][ T1] kernel_init+0xd/0x1b8 [ 7.117192][ T1] ret_from_fork+0x1f/0x30 [ 7.117192][ T1] Modules linked in: [ 7.117192][ T1] CR2: 0000000000000018 [ 7.117192][ T1] ---[ end trace d92d6e59e2dc9808 ]--- [ 7.117192][ T1] RIP: 0010:____kasan_slab_free+0x19/0x110 [ 7.117192][ 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 [ 7.117192][ T1] RSP: 0000:ffffc90000c67d30 EFLAGS: 00010293 [ 7.117192][ T1] RAX: 000000001766c000 RBX: 0000000000000000 RCX: ffffffff8130c750 [ 7.117192][ T1] RDX: ffff888140748000 RSI: ffffffff8130c75a RDI: 0000000000000007 [ 7.117192][ T1] RBP: ffff88801766c000 R08: 00000000000000fe R09: ffffed1002ece000 [ 7.117192][ T1] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 7.117192][ T1] R13: ffffffff8194a446 R14: ffff888017415e44 R15: ffffffff81948860 [ 7.117192][ T1] FS: 0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 [ 7.117192][ T1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7.117192][ T1] CR2: 0000000000000018 CR3: 000000000b08e000 CR4: 00000000001506f0 [ 7.117192][ T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 7.117192][ T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 7.117192][ T1] Kernel panic - not syncing: Fatal exception [ 7.117192][ T1] Kernel Offset: disabled [ 7.117192][ T1] Rebooting in 86400 seconds..