[ 0.000000][ T0] Linux version 5.4.0-rc5+ (syzkaller@syzkaller) (clang version 9.0.0 (/home/glider/llvm/clang 80fee25776c2fb61e74c1ecb1a523375c2500b69)) #0 SMP 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 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] zhaoxin Shanghai [ 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] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000][ T0] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000][ T0] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000][ T0] found SMP MP-table at [mem 0x000f2470-0x000f247f] [ 0.000000][ T0] check: Scanning 1 areas for low memory corruption [ 0.000000][ T0] Using GB pages for direct mapping [ 0.000000][ T0] ACPI: Early table checksum verification disabled [ 0.000000][ T0] ACPI: RSDP 0x00000000000F21F0 000014 (v00 Google) [ 0.000000][ T0] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.000000][ T0] ACPI: FACS 0x00000000BFFFDA80 000040 [ 0.000000][ T0] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000][ T0] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000][ T0] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000][ T0] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000][ T0] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.000000][ T0] Faking node 0 at [mem 0x0000000000000000-0x000000012fffffff] (4864MB) [ 0.000000][ T0] Faking node 1 at [mem 0x0000000130000000-0x000000021fffffff] (3840MB) [ 0.000000][ T0] NODE_DATA(0) allocated [mem 0x12fffc000-0x12fffffff] [ 0.000000][ T0] NODE_DATA(1) allocated [mem 0x21fff9000-0x21fffcfff] [ 0.000000][ T0] Zone ranges: [ 0.000000][ T0] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000][ T0] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000][ T0] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000][ T0] Movable zone start for each node [ 0.000000][ T0] Early memory node ranges [ 0.000000][ T0] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000][ T0] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000][ T0] node 0: [mem 0x0000000100000000-0x000000012fffffff] [ 0.000000][ T0] node 1: [mem 0x0000000130000000-0x000000021fffffff] [ 0.000000][ T0] Zeroed struct page in unavailable ranges: 101 pages [ 0.000000][ T0] Initmem setup node 0 [mem 0x0000000000001000-0x000000012fffffff] [ 0.000000][ T0] Initmem setup node 1 [mem 0x0000000130000000-0x000000021fffffff] [ 0.000000][ T0] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000][ T0] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000][ T0] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000][ T0] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000][ T0] Using ACPI (MADT) for SMP configuration information [ 0.000000][ T0] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000][ T0] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000][ T0] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000][ T0] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000][ T0] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000][ T0] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000][ T0] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000][ T0] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000][ T0] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000][ T0] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000][ T0] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:2 [ 0.000000][ T0] percpu: Embedded 224 pages/cpu s880008 r8192 d29304 u1048576 [ 0.000000][ T0] Built 2 zonelists, mobility grouping on. Total pages: 1927557 [ 0.000000][ T0] Policy zone: Normal [ 0.000000][ 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 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] mem auto-init: stack:off, heap alloc:off, heap free:off [ 0.000000][ T0] Memory: 6536148K/7863916K available (221195K kernel code, 6833K rwdata, 11612K rodata, 5252K init, 12076K bss, 1327768K reserved, 0K cma-reserved) [ 0.000000][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=2 [ 0.000000][ T0] Starting KernelMemorySanitizer [ 0.000000][ T0] rcu: Hierarchical RCU implementation. [ 0.000000][ T0] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000][ T0] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000][ T0] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000][ T0] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.000000][ T0] random: get_random_bytes called from start_kernel+0x4b1/0xb57 with crng_init=0 [ 0.000000][ T0] Console: colour VGA+ 80x25 [ 0.000000][ T0] printk: console [ttyS0] enabled [ 0.000000][ T0] printk: console [ttyS0] enabled [ 0.000000][ T0] printk: bootconsole [earlyser0] disabled [ 0.000000][ T0] printk: bootconsole [earlyser0] disabled [ 0.000000][ T0] mempolicy: Enabling automatic NUMA balancing. Configure with numa_balancing= or the kernel.numa_balancing sysctl [ 0.000000][ T0] ACPI: Core revision 20190816 [ 0.000000][ T0] APIC: Switch to symmetric I/O mode setup [ 0.000000][ T0] x2apic: IRQ remapping doesn't support X2APIC mode [ 0.000000][ T0] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.060000][ T0] tsc: PIT calibration matches PMTIMER. 1 loops [ 0.060000][ T0] tsc: Detected 2299.817 MHz processor [ 0.000024][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x21268855b34, max_idle_ns: 440795253504 ns [ 0.001679][ T0] Calibrating delay loop (skipped), value calculated using timer frequency.. 4599.63 BogoMIPS (lpj=22998170) [ 0.003550][ T0] pid_max: default: 32768 minimum: 301 [ 0.005375][ T0] LSM: Security Framework initializing [ 0.006261][ T0] LSM: security= is ignored because it is superseded by lsm= [ 0.007496][ T0] Yama: becoming mindful. [ 0.012063][ T0] TOMOYO Linux initialized [ 0.014052][ T0] AppArmor: AppArmor initialized [ 0.049702][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 0.068676][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 0.070773][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 0.072238][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 0.074253][ T0] *** VALIDATE tmpfs *** [ 0.078238][ T0] *** VALIDATE proc *** [ 0.080801][ T0] *** VALIDATE cgroup1 *** [ 0.081709][ T0] *** VALIDATE cgroup2 *** [ 0.083260][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.084469][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.085869][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.087377][ T0] Spectre V2 : Mitigation: Full generic retpoline [ 0.088305][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.089858][ T0] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 0.091038][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.091696][ T0] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl [ 0.092950][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 0.094272][ T0] MDS: Mitigation: Clear CPU buffers [ 0.097570][ T0] Freeing SMP alternatives memory: 116K [ 0.221463][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.221672][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.221672][ T1] rcu: Hierarchical SRCU implementation. [ 0.221672][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.221672][ T1] smp: Bringing up secondary CPUs ... [ 0.223964][ T1] x86: Booting SMP configuration: [ 0.224727][ T1] .... node #0, CPUs: #1 [ 0.225574][ 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. [ 0.225574][ T1] smp: Brought up 2 nodes, 2 CPUs [ 0.225574][ T1] smpboot: Max logical packages: 1 [ 0.226143][ T1] smpboot: Total of 2 processors activated (9199.26 BogoMIPS) [ 0.234680][ T1] devtmpfs: initialized [ 0.246295][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.245813][ T22] kworker/u4:0 (22) used greatest stack depth: 57704 bytes left [ 0.249821][ T1] futex hash table entries: 512 (order: 3, 32768 bytes, vmalloc) [ 0.252384][ T1] xor: automatically using best checksumming function avx [ 0.256749][ T1] PM: RTC time: 13:55:37, date: 2019-11-18 [ 0.259480][ T1] NET: Registered protocol family 16 [ 0.264345][ T1] audit: initializing netlink subsys (disabled) [ 0.278308][ T31] audit: type=2000 audit(1574085337.320:1): state=initialized audit_enabled=0 res=1 [ 0.283547][ T1] cpuidle: using governor menu [ 0.289015][ T1] ACPI: bus type PCI registered [ 0.291780][ T1] dca service started, version 1.12.1 [ 0.293176][ T1] PCI: Using configuration type 1 for base access [ 1.594507][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.599117][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 1.600700][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.690900][ T1] cryptd: max_cpu_qlen set to 1000 [ 1.957749][ T1] raid6: avx2x4 gen() 520 MB/s [ 2.131710][ T1] raid6: avx2x4 xor() 511 MB/s [ 2.297630][ T1] raid6: avx2x2 gen() 537 MB/s [ 2.471717][ T1] raid6: avx2x2 xor() 639 MB/s [ 2.641792][ T1] raid6: avx2x1 gen() 278 MB/s [ 2.811712][ T1] raid6: avx2x1 xor() 592 MB/s [ 2.981801][ T1] raid6: sse2x4 gen() 338 MB/s [ 3.151708][ T1] raid6: sse2x4 xor() 270 MB/s [ 3.321797][ T1] raid6: sse2x2 gen() 322 MB/s [ 3.491706][ T1] raid6: sse2x2 xor() 317 MB/s [ 3.661777][ T1] raid6: sse2x1 gen() 114 MB/s [ 3.831713][ T1] raid6: sse2x1 xor() 298 MB/s [ 3.831713][ T1] raid6: using algorithm avx2x2 gen() 537 MB/s [ 3.831713][ T1] raid6: .... xor() 639 MB/s, rmw enabled [ 3.831713][ T1] raid6: using avx2x2 recovery algorithm [ 3.832706][ T1] ACPI: Added _OSI(Module Device) [ 3.833855][ T1] ACPI: Added _OSI(Processor Device) [ 3.834962][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.835834][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.836779][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 3.841792][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 3.841792][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 3.936550][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 3.961803][ T1] ACPI: Interpreter enabled [ 3.961803][ T1] ACPI: (supports S0 S3 S4 S5) [ 3.961803][ T1] ACPI: Using IOAPIC for interrupt routing [ 3.961973][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 3.971718][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.121985][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.123540][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.125265][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.137260][ T1] PCI host bridge to bus 0000:00 [ 4.142074][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.142074][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.142074][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.142074][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.143204][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.144455][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.152619][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.171985][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.184249][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.191968][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.196252][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.203011][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.217142][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.224952][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.232529][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.246234][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.252695][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.257182][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.294641][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.301824][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.304666][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.311847][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.313744][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.333616][ T1] iommu: Default domain type: Translated [ 4.335161][ T1] vgaarb: loaded [ 4.336762][ T1] SCSI subsystem initialized [ 4.345050][ T1] ACPI: bus type USB registered [ 4.347663][ T1] usbcore: registered new interface driver usbfs [ 4.349594][ T1] usbcore: registered new interface driver hub [ 4.351225][ T1] usbcore: registered new device driver usb [ 4.353499][ T1] mc: Linux media interface: v0.10 [ 4.354988][ T1] videodev: Linux video capture interface: v2.00 [ 4.357351][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.358726][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.361863][ T1] PTP clock support registered [ 4.371276][ T1] EDAC MC: Ver: 3.0.0 [ 4.376748][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.378829][ T1] PCI: Using ACPI for IRQ routing [ 4.384539][ T1] Bluetooth: Core ver 2.22 [ 4.385729][ T1] NET: Registered protocol family 31 [ 4.386866][ T1] Bluetooth: HCI device and connection manager initialized [ 4.387969][ T1] Bluetooth: HCI socket layer initialized [ 4.388870][ T1] Bluetooth: L2CAP socket layer initialized [ 4.389997][ T1] Bluetooth: SCO socket layer initialized [ 4.390868][ T1] NET: Registered protocol family 8 [ 4.391694][ T1] NET: Registered protocol family 20 [ 4.392727][ T1] NetLabel: Initializing [ 4.393647][ T1] NetLabel: domain hash size = 128 [ 4.394383][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.396102][ T1] NetLabel: unlabeled traffic allowed by default [ 4.411502][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.412841][ T1] NET: Registered protocol family 39 [ 4.417058][ T1] clocksource: Switched to clocksource tsc-early [ 7.690973][ T1] *** VALIDATE bpf *** [ 7.692868][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.693998][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.695968][ T1] FS-Cache: Loaded [ 7.696586][ T1] *** VALIDATE ramfs *** [ 7.697392][ T1] *** VALIDATE hugetlbfs *** [ 7.699102][ T1] CacheFiles: Loaded [ 7.702433][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.704314][ T1] pnp: PnP ACPI init [ 7.728017][ T1] pnp: PnP ACPI: found 7 devices [ 7.810232][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 7.810250][ T1] thermal_sys: Registered thermal governor 'user_space' [ 7.822378][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.828119][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.829616][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.830651][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.831867][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.834602][ T1] NET: Registered protocol family 2 [ 7.839643][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, vmalloc) [ 7.843987][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.853768][ T1] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, vmalloc) [ 7.861319][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 7.863628][ T1] UDP hash table entries: 4096 (order: 5, 131072 bytes, vmalloc) [ 7.866773][ T1] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, vmalloc) [ 7.869588][ T1] NET: Registered protocol family 1 [ 7.873403][ T1] RPC: Registered named UNIX socket transport module. [ 7.875045][ T1] RPC: Registered udp transport module. [ 7.875938][ T1] RPC: Registered tcp transport module. [ 7.876769][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 7.880459][ T1] NET: Registered protocol family 44 [ 7.881992][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 7.883251][ T1] PCI: CLS 0 bytes, default 64 [ 7.885453][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 7.886549][ T1] software IO TLB: mapped [mem 0xbbffd000-0xbfffd000] (64MB) [ 7.891483][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 7.896244][ T1] kvm: already loaded the other module [ 7.897535][ T1] mce: Machine check injector initialized [ 7.904165][ T1] check: Scanning for low memory corruption every 60 seconds [ 7.916709][ T1] Initialise system trusted keyrings [ 7.922640][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 7.990829][ T1] zbud: loaded [ 8.004049][ T2423] kworker/u4:13 (2423) used greatest stack depth: 57664 bytes left [ 8.021263][ T1] DLM installed [ 8.032055][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.058435][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.065158][ T1] NFS: Registering the id_resolver key type [ 8.066811][ T1] Key type id_resolver registered [ 8.068017][ T1] Key type id_legacy registered [ 8.069181][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.070498][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.076274][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.084055][ T1] fuse: init (API version 7.31) [ 8.085475][ T1] *** VALIDATE fuse *** [ 8.086362][ T1] *** VALIDATE fuse *** [ 8.091861][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.127850][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 8.140664][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.142204][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.151154][ T1] *** VALIDATE gfs2 *** [ 8.154504][ T1] gfs2: GFS2 installed [ 8.163525][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.164720][ T1] ceph: loaded (mds proto 32) [ 8.317347][ T1] NET: Registered protocol family 38 [ 8.322755][ T1] async_tx: api initialized (async) [ 8.330193][ T1] Key type asymmetric registered [ 8.335148][ T1] Asymmetric key parser 'x509' registered [ 8.340913][ T1] Asymmetric key parser 'pkcs8' registered [ 8.346728][ T1] Key type pkcs7_test registered [ 8.351693][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.358122][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 244) [ 8.366929][ T1] io scheduler mq-deadline registered [ 8.372386][ T1] io scheduler kyber registered [ 8.378363][ T1] io scheduler bfq registered [ 8.387116][ T1] usbcore: registered new interface driver udlfb [ 8.394124][ T1] usbcore: registered new interface driver smscufx [ 8.403021][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.414071][ T1] ACPI: Power Button [PWRF] [ 8.419679][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.428535][ T1] ACPI: Sleep Button [SLPF] [ 8.441215][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.471325][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.477590][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.507255][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.513489][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.544047][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.550268][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 8.982401][ T12] tsc: Refined TSC clocksource calibration: 2299.853 MHz [ 8.989540][ T12] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x2126aa68ce9, max_idle_ns: 440795309776 ns [ 9.001188][ T12] clocksource: Switched to clocksource tsc [ 9.147747][ T1] HDLC line discipline maxframe=4096 [ 9.153822][ T1] N_HDLC line discipline registered. [ 9.159162][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.188503][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.217335][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.244589][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.271668][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.284289][ T1] Non-volatile memory driver v1.3 [ 9.286908][ T1] Linux agpgart interface v0.103 [ 9.301877][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.304559][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.306702][ T1] [drm] Driver supports precise vblank timestamp query. [ 9.311487][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.314019][ T1] usbcore: registered new interface driver udl [ 9.386874][ T1] brd: module loaded [ 9.419401][ T1] loop: module loaded [ 9.489611][ T1] zram: Added device: zram0 [ 9.498063][ T1] null_blk: module loaded [ 9.499684][ T1] usbcore: registered new interface driver rtsx_usb [ 9.505978][ T1] usbcore: registered new interface driver viperboard [ 9.508538][ T1] usbcore: registered new interface driver dln2 [ 9.511107][ T1] usbcore: registered new interface driver pn533_usb [ 9.516798][ T1] nfcsim 0.2 initialized [ 9.518420][ T1] usbcore: registered new interface driver port100 [ 9.520591][ T1] usbcore: registered new interface driver nfcmrvl [ 9.524347][ T1] Loading iSCSI transport class v2.0-870. [ 9.554484][ T1] scsi host0: Virtio SCSI HBA [ 9.704493][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 9.705234][ T1103] memsetting inq_result (ffff888122acf700) of len 36 [ 9.712402][ T1103] scsi_execute_req() returned 262144 [ 9.715181][ T1103] memsetting inq_result (ffff888122acf700) of len 36 [ 9.720538][ T1103] scsi_execute_req() returned 0 [ 9.721353][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 9.724282][ T1103] calling scsi_sanitize_inquiry_string... [ 9.725884][ T1103] ...done [ 9.726773][ T1103] memsetting inq_result (ffff888122acf700) of len 97 [ 9.727918][ T1] db_root: cannot open: /etc/target [ 9.731139][ T1] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 9.734370][ T1103] scsi_execute_req() returned 0 [ 9.735725][ T1103] calling scsi_sanitize_inquiry_string... [ 9.737398][ T1103] ===================================================== [ 9.739323][ T1103] BUG: KMSAN: uninit-value in scsi_probe_and_add_lun+0x10e3/0x5de0 [ 9.741572][ T1103] CPU: 0 PID: 1103 Comm: kworker/u4:13 Not tainted 5.4.0-rc5+ #0 [ 9.741765][ T1103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 9.741765][ T1103] Workqueue: events_unbound async_run_entry_fn [ 9.741765][ T1103] Call Trace: [ 9.741765][ T1103] dump_stack+0x191/0x1f0 [ 9.741765][ T1103] kmsan_report+0x128/0x220 [ 9.741765][ T1103] __msan_warning+0x73/0xe0 [ 9.741765][ T1103] scsi_probe_and_add_lun+0x10e3/0x5de0 [ 9.741765][ T1103] __scsi_scan_target+0x3a4/0x24e0 [ 9.741765][ T1103] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 9.741765][ T1103] scsi_scan_host_selected+0x78f/0xb80 [ 9.741765][ T1103] do_scan_async+0x1d4/0xc30 [ 9.741765][ T1103] async_run_entry_fn+0x16d/0x770 [ 9.741765][ T1103] ? scsi_scan_host+0xcc0/0xcc0 [ 9.741765][ T1103] ? async_schedule_node_domain+0xc70/0xc70 [ 9.741765][ T1103] ? async_schedule_node_domain+0xc70/0xc70 [ 9.741765][ T1103] process_one_work+0x1572/0x1ef0 [ 9.741765][ T1103] worker_thread+0x111b/0x2460 [ 9.741765][ T1103] kthread+0x4b5/0x4f0 [ 9.741765][ T1103] ? process_one_work+0x1ef0/0x1ef0 [ 9.741765][ T1103] ? kthread_blkcg+0xf0/0xf0 [ 9.741765][ T1103] ret_from_fork+0x35/0x40 [ 9.741765][ T1103] [ 9.741765][ T1103] Uninit was stored to memory at: [ 9.741765][ T1103] kmsan_internal_chain_origin+0xbd/0x180 [ 9.741765][ T1103] kmsan_memcpy_memmove_metadata+0x25c/0x2e0 [ 9.741765][ T1103] kmsan_memcpy_metadata+0xb/0x10 [ 9.741765][ T1103] __msan_memcpy+0x56/0x70 [ 9.741765][ T1103] bio_copy_kern_endio_read+0x3dd/0x8e0 [ 9.741765][ T1103] bio_endio+0xa3e/0xbc0 [ 9.741765][ T1103] blk_update_request+0xd7c/0x20c0 [ 9.741765][ T1103] scsi_end_request+0x10b/0xeb0 [ 9.741765][ T1103] scsi_io_completion+0x289/0x2630 [ 9.741765][ T1103] scsi_finish_command+0x6f9/0x720 [ 9.741765][ T1103] scsi_softirq_done+0x772/0x980 [ 9.741765][ T1103] blk_done_softirq+0x360/0x4e0 [ 9.741765][ T1103] __do_softirq+0x4a1/0x83a [ 9.741765][ T1103] irq_exit+0x230/0x280 [ 9.741765][ T1103] do_IRQ+0x123/0x360 [ 9.741765][ T1103] ret_from_intr+0x0/0x33 [ 9.741765][ T1103] console_unlock+0x18fb/0x1c60 [ 9.741765][ T1103] vprintk_emit+0x44d/0x860 [ 9.741765][ T1103] vprintk_default+0x90/0xa0 [ 9.741765][ T1103] vprintk_func+0x635/0x810 [ 9.741765][ T1103] printk+0x180/0x1c3 [ 9.741765][ T1103] target_core_init_configfs+0xa76/0xba4 [ 9.741765][ T1103] do_one_initcall+0x4c1/0x930 [ 9.741765][ T1103] do_initcall_level+0x3a8/0x443 [ 9.741765][ T1103] do_basic_setup+0x52/0x63 [ 9.741765][ T1103] kernel_init_freeable+0x24d/0x4ab [ 9.741765][ T1103] kernel_init+0x1f/0xb20 [ 9.741765][ T1103] ret_from_fork+0x35/0x40 [ 9.741765][ T1103] [ 9.741765][ T1103] Uninit was created at: [ 9.741765][ T1103] kmsan_save_stack_with_flags+0x3f/0x90 [ 9.741765][ T1103] kmsan_alloc_page+0x153/0x360 [ 9.741765][ T1103] __alloc_pages_nodemask+0x149d/0x60c0 [ 9.741765][ T1103] alloc_pages_current+0x68d/0x9a0 [ 9.741765][ T1103] bio_copy_kern+0x305/0xbd0 [ 9.741765][ T1103] blk_rq_map_kern+0x490/0x820 [ 9.741765][ T1103] __scsi_execute+0x2cf/0xb00 [ 9.741765][ T1103] scsi_probe_and_add_lun+0xa4f/0x5de0 [ 9.741765][ T1103] __scsi_scan_target+0x3a4/0x24e0 [ 9.741765][ T1103] scsi_scan_host_selected+0x78f/0xb80 [ 9.741765][ T1103] do_scan_async+0x1d4/0xc30 [ 9.741765][ T1103] async_run_entry_fn+0x16d/0x770 [ 9.741765][ T1103] process_one_work+0x1572/0x1ef0 [ 9.741765][ T1103] worker_thread+0x111b/0x2460 [ 9.741765][ T1103] kthread+0x4b5/0x4f0 [ 9.741765][ T1103] ret_from_fork+0x35/0x40 [ 9.741765][ T1103] ===================================================== [ 9.741765][ T1103] Disabling lock debugging due to kernel taint [ 9.741765][ T1103] Kernel panic - not syncing: panic_on_warn set ... [ 9.741765][ T1103] CPU: 0 PID: 1103 Comm: kworker/u4:13 Tainted: G B 5.4.0-rc5+ #0 [ 9.741765][ T1103] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 9.741765][ T1103] Workqueue: events_unbound async_run_entry_fn [ 9.741765][ T1103] Call Trace: [ 9.741765][ T1103] dump_stack+0x191/0x1f0 [ 9.741765][ T1103] panic+0x3c9/0xc1e [ 9.741765][ T1103] kmsan_report+0x215/0x220 [ 9.741765][ T1103] __msan_warning+0x73/0xe0 [ 9.741765][ T1103] scsi_probe_and_add_lun+0x10e3/0x5de0 [ 9.741765][ T1103] __scsi_scan_target+0x3a4/0x24e0 [ 9.741765][ T1103] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 9.741765][ T1103] scsi_scan_host_selected+0x78f/0xb80 [ 9.741765][ T1103] do_scan_async+0x1d4/0xc30 [ 9.741765][ T1103] async_run_entry_fn+0x16d/0x770 [ 9.741765][ T1103] ? scsi_scan_host+0xcc0/0xcc0 [ 9.741765][ T1103] ? async_schedule_node_domain+0xc70/0xc70 [ 9.741765][ T1103] ? async_schedule_node_domain+0xc70/0xc70 [ 9.741765][ T1103] process_one_work+0x1572/0x1ef0 [ 9.741765][ T1103] worker_thread+0x111b/0x2460 [ 9.741765][ T1103] kthread+0x4b5/0x4f0 [ 9.741765][ T1103] ? process_one_work+0x1ef0/0x1ef0 [ 9.741765][ T1103] ? kthread_blkcg+0xf0/0xf0 [ 9.741765][ T1103] ret_from_fork+0x35/0x40 [ 9.741765][ T1103] Kernel Offset: disabled [ 9.741765][ T1103] Rebooting in 86400 seconds..