[ 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, 6832K rwdata, 11612K rodata, 5252K init, 12080K 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 2299.777 MHz processor [ 0.000028][ T0] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x212662814fd, max_idle_ns: 440795249833 ns [ 0.001871][ T0] Calibrating delay loop (skipped), value calculated using timer frequency.. 4599.55 BogoMIPS (lpj=22997770) [ 0.003754][ T0] pid_max: default: 32768 minimum: 301 [ 0.006046][ T0] LSM: Security Framework initializing [ 0.007389][ T0] LSM: security= is ignored because it is superseded by lsm= [ 0.012068][ T0] Yama: becoming mindful. [ 0.013280][ T0] TOMOYO Linux initialized [ 0.014814][ T0] AppArmor: AppArmor initialized [ 0.058304][ T0] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, vmalloc) [ 0.080762][ T0] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, vmalloc) [ 0.082691][ T0] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 0.084809][ T0] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, vmalloc) [ 0.086828][ T0] *** VALIDATE tmpfs *** [ 0.090861][ T0] *** VALIDATE proc *** [ 0.093488][ T0] *** VALIDATE cgroup1 *** [ 0.094770][ T0] *** VALIDATE cgroup2 *** [ 0.096514][ T0] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.097931][ T0] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.099539][ T0] Spectre V1 : Mitigation: usercopy/swapgs barriers and __user pointer sanitization [ 0.101906][ T0] Spectre V2 : Mitigation: Full generic retpoline [ 0.103019][ T0] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.104645][ T0] Spectre V2 : Enabling Restricted Speculation for firmware calls [ 0.106044][ T0] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier [ 0.107968][ T0] Spectre V2 : User space: Mitigation: STIBP via seccomp and prctl [ 0.109437][ T0] Speculative Store Bypass: Mitigation: Speculative Store Bypass disabled via prctl [ 0.111246][ T0] MDS: Mitigation: Clear CPU buffers [ 0.114625][ T0] Freeing SMP alternatives memory: 116K [ 0.238331][ T1] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.241863][ T1] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.241863][ T1] rcu: Hierarchical SRCU implementation. [ 0.241863][ T1] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.242970][ T1] smp: Bringing up secondary CPUs ... [ 0.247168][ T1] x86: Booting SMP configuration: [ 0.248234][ T1] .... node #0, CPUs: #1 [ 0.249197][ 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. [ 0.254710][ T1] smp: Brought up 2 nodes, 2 CPUs [ 0.255560][ T1] smpboot: Max logical packages: 1 [ 0.256740][ T1] smpboot: Total of 2 processors activated (9199.10 BogoMIPS) [ 0.262567][ T1] devtmpfs: initialized [ 0.276134][ T1] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.276134][ T22] kworker/u4:0 (22) used greatest stack depth: 57704 bytes left [ 0.282570][ T1] futex hash table entries: 512 (order: 3, 32768 bytes, vmalloc) [ 0.284976][ T1] xor: automatically using best checksumming function avx [ 0.289730][ T1] PM: RTC time: 08:44:08, date: 2019-11-14 [ 0.294154][ T1] NET: Registered protocol family 16 [ 0.300299][ T1] audit: initializing netlink subsys (disabled) [ 0.302031][ T31] audit: type=2000 audit(1573721048.360:1): state=initialized audit_enabled=0 res=1 [ 0.312264][ T1] cpuidle: using governor menu [ 0.320188][ T1] ACPI: bus type PCI registered [ 0.324168][ T1] dca service started, version 1.12.1 [ 0.326481][ T1] PCI: Using configuration type 1 for base access [ 1.440954][ T1459] kworker/u4:23 (1459) used greatest stack depth: 57664 bytes left [ 1.729389][ T1] WARNING: workqueue cpumask: online intersect > possible intersect [ 1.735614][ T1] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 1.738477][ T1] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 1.828726][ T1] cryptd: max_cpu_qlen set to 1000 [ 2.111899][ T1] raid6: avx2x4 gen() 505 MB/s [ 2.281905][ T1] raid6: avx2x4 xor() 496 MB/s [ 2.451959][ T1] raid6: avx2x2 gen() 391 MB/s [ 2.621937][ T1] raid6: avx2x2 xor() 523 MB/s [ 2.791900][ T1] raid6: avx2x1 gen() 178 MB/s [ 2.961943][ T1] raid6: avx2x1 xor() 586 MB/s [ 3.132015][ T1] raid6: sse2x4 gen() 334 MB/s [ 3.301938][ T1] raid6: sse2x4 xor() 266 MB/s [ 3.471985][ T1] raid6: sse2x2 gen() 303 MB/s [ 3.641914][ T1] raid6: sse2x2 xor() 324 MB/s [ 3.811919][ T1] raid6: sse2x1 gen() 89 MB/s [ 3.981948][ T1] raid6: sse2x1 xor() 296 MB/s [ 3.983096][ T1] raid6: using algorithm avx2x4 gen() 505 MB/s [ 3.984344][ T1] raid6: .... xor() 496 MB/s, rmw enabled [ 3.985374][ T1] raid6: using avx2x2 recovery algorithm [ 3.987560][ T1] ACPI: Added _OSI(Module Device) [ 3.989409][ T1] ACPI: Added _OSI(Processor Device) [ 3.990463][ T1] ACPI: Added _OSI(3.0 _SCP Extensions) [ 3.991748][ T1] ACPI: Added _OSI(Processor Aggregator Device) [ 3.991904][ T1] ACPI: Added _OSI(Linux-Dell-Video) [ 3.992870][ T1] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 3.993786][ T1] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics) [ 4.093817][ T1] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 4.117588][ T1] ACPI: Interpreter enabled [ 4.118805][ T1] ACPI: (supports S0 S3 S4 S5) [ 4.119646][ T1] ACPI: Using IOAPIC for interrupt routing [ 4.121129][ T1] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 4.125411][ T1] ACPI: Enabled 16 GPEs in block 00 to 0F [ 4.283762][ T1] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 4.285333][ T1] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI HPX-Type3] [ 4.287165][ T1] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 4.299840][ T1] PCI host bridge to bus 0000:00 [ 4.301313][ T1] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 4.301934][ T1] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 4.303276][ T1] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 4.304782][ T1] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 4.306295][ T1] pci_bus 0000:00: root bus resource [bus 00-ff] [ 4.307666][ T1] pci 0000:00:00.0: [8086:1237] type 00 class 0x060000 [ 4.316013][ T1] pci 0000:00:01.0: [8086:7110] type 00 class 0x060100 [ 4.337552][ T1] pci 0000:00:01.3: [8086:7113] type 00 class 0x068000 [ 4.353690][ T1] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 4.360235][ T1] pci 0000:00:03.0: [1af4:1004] type 00 class 0x000000 [ 4.368746][ T1] pci 0000:00:03.0: reg 0x10: [io 0xc000-0xc03f] [ 4.373480][ T1] pci 0000:00:03.0: reg 0x14: [mem 0xfebfd000-0xfebfd07f] [ 4.393311][ T1] pci 0000:00:04.0: [1af4:1000] type 00 class 0x020000 [ 4.402031][ T1] pci 0000:00:04.0: reg 0x10: [io 0xc040-0xc07f] [ 4.407622][ T1] pci 0000:00:04.0: reg 0x14: [mem 0xfebfe000-0xfebfe07f] [ 4.427868][ T1] pci 0000:00:05.0: [1af4:1005] type 00 class 0x00ff00 [ 4.434387][ T1] pci 0000:00:05.0: reg 0x10: [io 0xc080-0xc09f] [ 4.439468][ T1] pci 0000:00:05.0: reg 0x14: [mem 0xfebff000-0xfebff03f] [ 4.481719][ T1] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 4.486448][ T1] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 4.493689][ T1] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 4.499347][ T1] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 4.502965][ T1] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 4.521093][ T1] iommu: Default domain type: Translated [ 4.522393][ T1] vgaarb: loaded [ 4.527744][ T1] SCSI subsystem initialized [ 4.531889][ T1] ACPI: bus type USB registered [ 4.531889][ T1] usbcore: registered new interface driver usbfs [ 4.531889][ T1] usbcore: registered new interface driver hub [ 4.535088][ T1] usbcore: registered new device driver usb [ 4.543787][ T1] mc: Linux media interface: v0.10 [ 4.545693][ T1] videodev: Linux video capture interface: v2.00 [ 4.549057][ T1] pps_core: LinuxPPS API ver. 1 registered [ 4.550991][ T1] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 4.555184][ T1] PTP clock support registered [ 4.570238][ T1] EDAC MC: Ver: 3.0.0 [ 4.578501][ T1] Advanced Linux Sound Architecture Driver Initialized. [ 4.581554][ T1] PCI: Using ACPI for IRQ routing [ 4.585961][ T1] Bluetooth: Core ver 2.22 [ 4.587882][ T1] NET: Registered protocol family 31 [ 4.589727][ T1] Bluetooth: HCI device and connection manager initialized [ 4.591914][ T1] Bluetooth: HCI socket layer initialized [ 4.593120][ T1] Bluetooth: L2CAP socket layer initialized [ 4.594529][ T1] Bluetooth: SCO socket layer initialized [ 4.595625][ T1] NET: Registered protocol family 8 [ 4.596749][ T1] NET: Registered protocol family 20 [ 4.597954][ T1] NetLabel: Initializing [ 4.598620][ T1] NetLabel: domain hash size = 128 [ 4.599660][ T1] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 4.602520][ T1] NetLabel: unlabeled traffic allowed by default [ 4.610820][ T1] nfc: nfc_init: NFC Core ver 0.1 [ 4.612673][ T1] NET: Registered protocol family 39 [ 4.618827][ T1] clocksource: Switched to clocksource tsc-early [ 7.817524][ T1] *** VALIDATE bpf *** [ 7.819835][ T1] VFS: Disk quotas dquot_6.6.0 [ 7.821297][ T1] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 7.823947][ T1] FS-Cache: Loaded [ 7.824786][ T1] *** VALIDATE ramfs *** [ 7.825648][ T1] *** VALIDATE hugetlbfs *** [ 7.827962][ T1] CacheFiles: Loaded [ 7.832512][ T1] AppArmor: AppArmor Filesystem Enabled [ 7.835210][ T1] pnp: PnP ACPI init [ 7.859884][ T1] pnp: PnP ACPI: found 7 devices [ 7.948065][ T1] thermal_sys: Registered thermal governor 'step_wise' [ 7.948086][ T1] thermal_sys: Registered thermal governor 'user_space' [ 7.960242][ T1] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 7.965638][ T1] pci_bus 0000:00: resource 4 [io 0x0000-0x0cf7 window] [ 7.968355][ T1] pci_bus 0000:00: resource 5 [io 0x0d00-0xffff window] [ 7.969861][ T1] pci_bus 0000:00: resource 6 [mem 0x000a0000-0x000bffff window] [ 7.971671][ T1] pci_bus 0000:00: resource 7 [mem 0xc0000000-0xfebfffff window] [ 7.975649][ T1] NET: Registered protocol family 2 [ 7.981330][ T1] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, vmalloc) [ 7.987708][ T1] TCP established hash table entries: 65536 (order: 7, 524288 bytes, vmalloc) [ 7.998194][ T1] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes, vmalloc) [ 8.006383][ T1] TCP: Hash tables configured (established 65536 bind 65536) [ 8.009253][ T1] UDP hash table entries: 4096 (order: 5, 131072 bytes, vmalloc) [ 8.012426][ T1] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, vmalloc) [ 8.016226][ T1] NET: Registered protocol family 1 [ 8.020260][ T1] RPC: Registered named UNIX socket transport module. [ 8.021471][ T1] RPC: Registered udp transport module. [ 8.022459][ T1] RPC: Registered tcp transport module. [ 8.023700][ T1] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 8.028330][ T1] NET: Registered protocol family 44 [ 8.029493][ T1] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 8.031205][ T1] PCI: CLS 0 bytes, default 64 [ 8.033300][ T1] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 8.034633][ T1] software IO TLB: mapped [mem 0xbbffd000-0xbfffd000] (64MB) [ 8.040003][ T1] RAPL PMU: API unit is 2^-32 Joules, 0 fixed counters, 10737418240 ms ovfl timer [ 8.045459][ T1] kvm: already loaded the other module [ 8.046761][ T1] mce: Machine check injector initialized [ 8.055184][ T1] check: Scanning for low memory corruption every 60 seconds [ 8.068798][ T1] Initialise system trusted keyrings [ 8.075827][ T1] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 8.147092][ T1] zbud: loaded [ 8.185982][ T1] DLM installed [ 8.199050][ T1] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 8.222991][ T1] FS-Cache: Netfs 'nfs' registered for caching [ 8.235323][ T1] NFS: Registering the id_resolver key type [ 8.241382][ T1] Key type id_resolver registered [ 8.246846][ T1] Key type id_legacy registered [ 8.251820][ T1] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 8.259428][ T1] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 8.274760][ T1] ntfs: driver 2.1.32 [Flags: R/W]. [ 8.282960][ T1] fuse: init (API version 7.31) [ 8.291344][ T1] *** VALIDATE fuse *** [ 8.295634][ T1] *** VALIDATE fuse *** [ 8.304243][ T1] JFS: nTxBlock = 8192, nTxLock = 65536 [ 8.345478][ T1] SGI XFS with ACLs, security attributes, realtime, no debug enabled [ 8.366400][ T1] 9p: Installing v9fs 9p2000 file system support [ 8.373339][ T1] FS-Cache: Netfs '9p' registered for caching [ 8.385604][ T1] *** VALIDATE gfs2 *** [ 8.392102][ T1] gfs2: GFS2 installed [ 8.404440][ T1] FS-Cache: Netfs 'ceph' registered for caching [ 8.410798][ T1] ceph: loaded (mds proto 32) [ 8.569438][ T1] NET: Registered protocol family 38 [ 8.575076][ T1] async_tx: api initialized (async) [ 8.580329][ T1] Key type asymmetric registered [ 8.585740][ T1] Asymmetric key parser 'x509' registered [ 8.591474][ T1] Asymmetric key parser 'pkcs8' registered [ 8.597359][ T1] Key type pkcs7_test registered [ 8.602342][ T1] Asymmetric key parser 'tpm_parser' registered [ 8.608807][ T1] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 244) [ 8.617814][ T1] io scheduler mq-deadline registered [ 8.623642][ T1] io scheduler kyber registered [ 8.629339][ T1] io scheduler bfq registered [ 8.638625][ T1] usbcore: registered new interface driver udlfb [ 8.645808][ T1] usbcore: registered new interface driver smscufx [ 8.655133][ T1] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0 [ 8.664695][ T1] ACPI: Power Button [PWRF] [ 8.670462][ T1] input: Sleep Button as /devices/LNXSYSTM:00/LNXSLPBN:00/input/input1 [ 8.679420][ T1] ACPI: Sleep Button [SLPF] [ 8.692634][ T1] ioatdma: Intel(R) QuickData Technology Driver 5.00 [ 8.724968][ T1] PCI Interrupt Link [LNKC] enabled at IRQ 11 [ 8.731243][ T1] virtio-pci 0000:00:03.0: virtio_pci: leaving for legacy driver [ 8.762535][ T1] PCI Interrupt Link [LNKD] enabled at IRQ 10 [ 8.768799][ T1] virtio-pci 0000:00:04.0: virtio_pci: leaving for legacy driver [ 8.800375][ T1] PCI Interrupt Link [LNKA] enabled at IRQ 10 [ 8.806688][ T1] virtio-pci 0000:00:05.0: virtio_pci: leaving for legacy driver [ 9.063372][ T12] tsc: Refined TSC clocksource calibration: 2299.790 MHz [ 9.070498][ T12] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x21266ed8b88, max_idle_ns: 440795309774 ns [ 9.085126][ T12] clocksource: Switched to clocksource tsc [ 9.429657][ T1] HDLC line discipline maxframe=4096 [ 9.435382][ T1] N_HDLC line discipline registered. [ 9.440734][ T1] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 9.470812][ T1] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A [ 9.498339][ T1] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a 16550A [ 9.528262][ T1] 00:05: ttyS2 at I/O 0x3e8 (irq = 6, base_baud = 115200) is a 16550A [ 9.555908][ T1] 00:06: ttyS3 at I/O 0x2e8 (irq = 7, base_baud = 115200) is a 16550A [ 9.568247][ T1] Non-volatile memory driver v1.3 [ 9.570806][ T1] Linux agpgart interface v0.103 [ 9.588502][ T1] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0 [ 9.591020][ T1] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [ 9.593181][ T1] [drm] Driver supports precise vblank timestamp query. [ 9.598048][ T1] [drm] Initialized vkms 1.0.0 20180514 for vkms on minor 1 [ 9.600369][ T1] usbcore: registered new interface driver udl [ 9.680417][ T1] brd: module loaded [ 9.716693][ T1] loop: module loaded [ 9.790519][ T1] zram: Added device: zram0 [ 9.799163][ T1] null_blk: module loaded [ 9.800724][ T1] usbcore: registered new interface driver rtsx_usb [ 9.807413][ T1] usbcore: registered new interface driver viperboard [ 9.809726][ T1] usbcore: registered new interface driver dln2 [ 9.812138][ T1] usbcore: registered new interface driver pn533_usb [ 9.817053][ T1] nfcsim 0.2 initialized [ 9.818705][ T1] usbcore: registered new interface driver port100 [ 9.820777][ T1] usbcore: registered new interface driver nfcmrvl [ 9.824456][ T1] Loading iSCSI transport class v2.0-870. [ 9.859758][ T1] scsi host0: Virtio SCSI HBA [ 10.022346][ T1] st: Version 20160209, fixed bufsize 32768, s/g segs 256 [ 10.030353][ T492] ===================================================== [ 10.032351][ T492] BUG: KMSAN: uninit-value in scsi_probe_and_add_lun+0xf2b/0x5ca0 [ 10.032351][ T492] CPU: 1 PID: 492 Comm: kworker/u4:12 Not tainted 5.4.0-rc5+ #0 [ 10.032351][ T492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 10.038773][ T1] Rounding down aligned max_sectors from 4294967295 to 4294967288 [ 10.037720][ T492] Workqueue: events_unbound async_run_entry_fn [ 10.041833][ T1] db_root: cannot open: /etc/target [ 10.037720][ T492] Call Trace: [ 10.037720][ T492] dump_stack+0x191/0x1f0 [ 10.037720][ T492] kmsan_report+0x128/0x220 [ 10.037720][ T492] __msan_warning+0x73/0xe0 [ 10.037720][ T492] scsi_probe_and_add_lun+0xf2b/0x5ca0 [ 10.037720][ T492] __scsi_scan_target+0x3a4/0x24e0 [ 10.045057][ T1] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011) [ 10.037720][ T492] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 10.052058][ T492] scsi_scan_host_selected+0x78f/0xb80 [ 10.052058][ T492] do_scan_async+0x1d4/0xc30 [ 10.052058][ T492] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 10.052058][ T492] async_run_entry_fn+0x16d/0x770 [ 10.052058][ T492] ? scsi_scan_host+0xcc0/0xcc0 [ 10.052058][ T492] ? async_schedule_node_domain+0xc70/0xc70 [ 10.052058][ T492] ? async_schedule_node_domain+0xc70/0xc70 [ 10.052058][ T492] process_one_work+0x1572/0x1ef0 [ 10.052058][ T492] worker_thread+0x111b/0x2460 [ 10.052058][ T492] kthread+0x4b5/0x4f0 [ 10.052058][ T492] ? process_one_work+0x1ef0/0x1ef0 [ 10.066612][ T1] eql: Equalizer2002: Simon Janes (simon@ncm.com) and David S. Miller (davem@redhat.com) [ 10.052058][ T492] ? kthread_blkcg+0xf0/0xf0 [ 10.052058][ T492] ret_from_fork+0x35/0x40 [ 10.052058][ T492] [ 10.052058][ T492] Uninit was stored to memory at: [ 10.052058][ T492] kmsan_internal_chain_origin+0xbd/0x180 [ 10.052058][ T492] kmsan_memcpy_memmove_metadata+0x25c/0x2e0 [ 10.052058][ T492] kmsan_memcpy_metadata+0xb/0x10 [ 10.052058][ T492] __msan_memcpy+0x56/0x70 [ 10.078199][ T1] MACsec IEEE 802.1AE [ 10.052058][ T492] bio_copy_kern_endio_read+0x3dd/0x8e0 [ 10.079955][ T1] libphy: Fixed MDIO Bus: probed [ 10.052058][ T492] bio_endio+0xa3e/0xbc0 [ 10.082512][ T1] tun: Universal TUN/TAP device driver, 1.6 [ 10.052058][ T492] blk_update_request+0xd7c/0x20c0 [ 10.052058][ T492] scsi_end_request+0x10b/0xeb0 [ 10.052058][ T492] scsi_io_completion+0x289/0x2630 [ 10.052058][ T492] scsi_finish_command+0x6f9/0x720 [ 10.052058][ T492] scsi_softirq_done+0x772/0x980 [ 10.052058][ T492] blk_done_softirq+0x360/0x4e0 [ 10.052058][ T492] __do_softirq+0x4a1/0x83a [ 10.052058][ T492] irq_exit+0x230/0x280 [ 10.052058][ T492] do_IRQ+0x123/0x360 [ 10.052058][ T492] ret_from_intr+0x0/0x33 [ 10.052058][ T492] kmsan_slab_alloc+0xd5/0x120 [ 10.052058][ T492] kmem_cache_alloc+0x8d9/0xd20 [ 10.052058][ T492] prepare_kernel_cred+0x79/0xce0 [ 10.052058][ T492] call_usermodehelper_exec_async+0xef/0x9c0 [ 10.052058][ T492] ret_from_fork+0x35/0x40 [ 10.052058][ T492] [ 10.052058][ T492] Uninit was created at: [ 10.052058][ T492] kmsan_save_stack_with_flags+0x3f/0x90 [ 10.052058][ T492] kmsan_alloc_page+0x153/0x360 [ 10.123418][ T492] __alloc_pages_nodemask+0x149d/0x60c0 [ 10.124621][ T1] vcan: Virtual CAN interface driver [ 10.123418][ T492] alloc_pages_current+0x68d/0x9a0 [ 10.123418][ T492] bio_copy_kern+0x305/0xbd0 [ 10.127248][ T1] vxcan: Virtual CAN Tunnel driver [ 10.123418][ T492] blk_rq_map_kern+0x490/0x820 [ 10.129560][ T1] slcan: serial line CAN interface driver [ 10.123418][ T492] __scsi_execute+0x2cf/0xb00 [ 10.132006][ T1] slcan: 10 dynamic interface channels. [ 10.123418][ T492] scsi_probe_and_add_lun+0x910/0x5ca0 [ 10.134495][ T1] CAN device driver interface [ 10.123418][ T492] __scsi_scan_target+0x3a4/0x24e0 [ 10.137580][ T1] usbcore: registered new interface driver usb_8dev [ 10.123418][ T492] scsi_scan_host_selected+0x78f/0xb80 [ 10.139678][ T1] usbcore: registered new interface driver ems_usb [ 10.123418][ T492] do_scan_async+0x1d4/0xc30 [ 10.142541][ T1] usbcore: registered new interface driver esd_usb2 [ 10.123418][ T492] async_run_entry_fn+0x16d/0x770 [ 10.144995][ T1] usbcore: registered new interface driver gs_usb [ 10.123418][ T492] process_one_work+0x1572/0x1ef0 [ 10.147634][ T1] usbcore: registered new interface driver kvaser_usb [ 10.123418][ T492] worker_thread+0x111b/0x2460 [ 10.150240][ T1] usbcore: registered new interface driver mcba_usb [ 10.123418][ T492] kthread+0x4b5/0x4f0 [ 10.153095][ T1] usbcore: registered new interface driver peak_usb [ 10.123418][ T492] ret_from_fork+0x35/0x40 [ 10.123418][ T492] ===================================================== [ 10.155616][ T1] usbcore: registered new interface driver ucan [ 10.123418][ T492] Disabling lock debugging due to kernel taint [ 10.158081][ T1] enic: Cisco VIC Ethernet NIC Driver, ver 2.3.0.53 [ 10.123418][ T492] Kernel panic - not syncing: panic_on_warn set ... [ 10.161726][ T1] e100: Intel(R) PRO/100 Network Driver, 3.5.24-k2-NAPI [ 10.123418][ T492] CPU: 1 PID: 492 Comm: kworker/u4:12 Tainted: G B 5.4.0-rc5+ #0 [ 10.123418][ T492] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 10.123418][ T492] Workqueue: events_unbound async_run_entry_fn [ 10.123418][ T492] Call Trace: [ 10.123418][ T492] dump_stack+0x191/0x1f0 [ 10.123418][ T492] panic+0x3c9/0xc1e [ 10.123418][ T492] kmsan_report+0x215/0x220 [ 10.164648][ T1] e100: Copyright(c) 1999-2006 Intel Corporation [ 10.123418][ T492] __msan_warning+0x73/0xe0 [ 10.168441][ T1] e1000: Intel(R) PRO/1000 Network Driver - version 7.3.21-k8-NAPI [ 10.123418][ T492] scsi_probe_and_add_lun+0xf2b/0x5ca0 [ 10.172946][ T1] e1000: Copyright (c) 1999-2006 Intel Corporation. [ 10.123418][ T492] __scsi_scan_target+0x3a4/0x24e0 [ 10.175600][ T1] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k [ 10.123418][ T492] ? kmsan_get_shadow_origin_ptr+0x91/0x4b0 [ 10.178097][ T1] e1000e: Copyright(c) 1999 - 2015 Intel Corporation. [ 10.123418][ T492] scsi_scan_host_selected+0x78f/0xb80 [ 10.184001][ T1] mkiss: AX.25 Multikiss, Hans Albas PE1AYX [ 10.181633][ T492] do_scan_async+0x1d4/0xc30 [ 10.186957][ T1] AX.25: 6pack driver, Revision: 0.3.0 [ 10.181633][ T492] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 10.190032][ T1] AX.25: bpqether driver version 004 [ 10.181633][ T492] async_run_entry_fn+0x16d/0x770 [ 10.193157][ T1] PPP generic driver version 2.4.2 [ 10.193099][ T492] ? scsi_scan_host+0xcc0/0xcc0 [ 10.197307][ T1] PPP BSD Compression module registered [ 10.193099][ T492] ? async_schedule_node_domain+0xc70/0xc70 [ 10.199679][ T1] PPP Deflate Compression module registered [ 10.193099][ T492] ? async_schedule_node_domain+0xc70/0xc70 [ 10.202278][ T1] PPP MPPE Compression module registered [ 10.193099][ T492] process_one_work+0x1572/0x1ef0 [ 10.204656][ T1] NET: Registered protocol family 24 [ 10.193099][ T492] worker_thread+0x111b/0x2460 [ 10.207399][ T1] PPTP driver version 0.8.5 [ 10.193099][ T492] kthread+0x4b5/0x4f0 [ 10.193099][ T492] ? process_one_work+0x1ef0/0x1ef0 [ 10.193099][ T492] ? kthread_blkcg+0xf0/0xf0 [ 10.193099][ T492] ret_from_fork+0x35/0x40 [ 10.193099][ T492] Kernel Offset: disabled [ 10.193099][ T492] Rebooting in 86400 seconds..