Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600,[216.239.38.127]:9600' (RSA) to the list of known hosts. serialport: Connected to syzkaller.us-central1-c.ci-upstream-kmsan-gce-test-1 port 1 (session ID: 1382d3a3ae6d2cfd36af513c394c97aff745a1a18a7e89d1d311074f8f3ff42d, active connections: 1). SeaBIOS (version 1.8.2-20181112_143635-google) Total RAM Size = 0x00000001e0000000 = 7680 MiB CPUs found: 2 Max CPUs supported: 2 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=4194304 = 2048 MiB drive 0x000f2a10: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304 Booting from Hard Disk 0... early console in extract_kernel input_data: 0x000000000849d2ea input_len: 0x0000000005165019 output: 0x0000000001000000 output_len: 0x000000000be929b0 kernel_total_size: 0x000000000c626000 trampoline_32bit: 0x000000000009d000 Decompressing Linux... Parsing ELF... done. Booting the kernel. [ 0.000000] Linux version 4.20.0-rc5+ (syzkaller@ci) (clang version 8.0.0 (trunk 348261)) #107 SMP Wed Dec 5 23:12:20 UTC 2018 [ 0.000000] 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 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 spec_store_bypass_disable=prctl nopcid [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Hygon HygonGenuine [ 0.000000] Centaur CentaurHauls [ 0.000000] x86/fpu: Supporting XSAVE feature 0x001: 'x87 floating point registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x002: 'SSE registers' [ 0.000000] x86/fpu: Supporting XSAVE feature 0x004: 'AVX registers' [ 0.000000] x86/fpu: xstate_offset[2]: 576, xstate_sizes[2]: 256 [ 0.000000] x86/fpu: Enabled xstate features 0x7, context size is 832 bytes, using 'standard' format. [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000bfffcfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000bfffd000-0x00000000bfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffbc000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000021fffffff] usable [ 0.000000] printk: bootconsole [earlyser0] enabled [ 0.000000] Malformed early option 'vsyscall' [ 0.000000] nopcid: PCID feature disabled [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] DMI: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 0.000000] last_pfn = 0x220000 max_arch_pfn = 0x400000000 [ 0.000000] x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT [ 0.000000] last_pfn = 0xbfffd max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000f2c80-0x000f2c8f] mapped at [(____ptrval____)] [ 0.000000] check: Scanning 1 areas for low memory corruption [ 0.000000] Using GB pages for direct mapping [ 0.000000] ACPI: Early table checksum verification disabled [ 0.000000] ACPI: RSDP 0x00000000000F2A50 000014 (v00 Google) [ 0.000000] ACPI: RSDT 0x00000000BFFFDBA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACP 0x00000000BFFFFF00 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 0.000000] ACPI: DSDT 0x00000000BFFFDBE0 0017B2 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: FACS 0x00000000BFFFFEC0 000040 [ 0.000000] ACPI: SSDT 0x00000000BFFFF590 000930 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 0.000000] ACPI: APIC 0x00000000BFFFF4A0 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001) [ 0.000000] ACPI: WAET 0x00000000BFFFF470 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001) [ 0.000000] ACPI: SRAT 0x00000000BFFFF3A0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001) [ 0.000000] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x00100000-0xbfffffff] [ 0.000000] ACPI: SRAT: Node 0 PXM 0 [mem 0x100000000-0x21fffffff] [ 0.000000] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0xbfffffff] -> [mem 0x00000000-0xbfffffff] [ 0.000000] NUMA: Node 0 [mem 0x00000000-0xbfffffff] + [mem 0x100000000-0x21fffffff] -> [mem 0x00000000-0x21fffffff] [ 0.000000] NODE_DATA(0) allocated [mem 0x21fffa000-0x21fffdfff] [ 0.000000] Zone ranges: [ 0.000000] DMA [mem 0x0000000000001000-0x0000000000ffffff] [ 0.000000] DMA32 [mem 0x0000000001000000-0x00000000ffffffff] [ 0.000000] Normal [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x0000000000001000-0x000000000009efff] [ 0.000000] node 0: [mem 0x0000000000100000-0x00000000bfffcfff] [ 0.000000] node 0: [mem 0x0000000100000000-0x000000021fffffff] [ 0.000000] Zeroed struct page in unavailable ranges: 101 pages [ 0.000000] Initmem setup node 0 [mem 0x0000000000001000-0x000000021fffffff] [ 0.000000] ACPI: PM-Timer IO Port: 0xb008 [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.000000] IOAPIC[0]: apic_id 0, version 17, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] smpboot: Allowing 2 CPUs, 0 hotplug CPUs [ 0.000000] PM: Registered nosave memory: [mem 0x00000000-0x00000fff] [ 0.000000] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff] [ 0.000000] PM: Registered nosave memory: [mem 0x000a0000-0x000effff] [ 0.000000] PM: Registered nosave memory: [mem 0x000f0000-0x000fffff] [ 0.000000] PM: Registered nosave memory: [mem 0xbfffd000-0xbfffffff] [ 0.000000] PM: Registered nosave memory: [mem 0xc0000000-0xfffbbfff] [ 0.000000] PM: Registered nosave memory: [mem 0xfffbc000-0xffffffff] [ 0.000000] [mem 0xc0000000-0xfffbbfff] available for PCI devices [ 0.000000] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.000000] random: get_random_bytes called from start_kernel+0x175/0xbf2 with crng_init=0 [ 0.000000] setup_percpu: NR_CPUS:64 nr_cpumask_bits:64 nr_cpu_ids:2 nr_node_ids:1 [ 0.000000] percpu: Embedded 194 pages/cpu @(____ptrval____) s757704 r8192 d28728 u1048576 [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 1919877 [ 0.000000] Policy zone: Normal [ 0.000000] 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 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 spec_store_bypass_disable=prctl nopcid [ 0.000000] Memory: 7409100K/7863916K available (167962K kernel code, 5687K rwdata, 8336K rodata, 4676K init, 11704K bss, 454816K reserved, 0K cma-reserved) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Starting KernelMemorySanitizer [ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=64 to nr_cpu_ids=2. [ 0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 10 jiffies. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=2 [ 0.000000] NR_IRQS: 4352, nr_irqs: 440, preallocated irqs: 16 [ 0.000000] Console: colour VGA+ 80x25 [ 0.000000] printk: console [ttyS0] enabled [ 0.000000] printk: console [ttyS0] enabled [ 0.000000] printk: bootconsole [earlyser0] disabled [ 0.000000] printk: bootconsole [earlyser0] disabled [ 0.000000] ACPI: Core revision 20181003 [ 0.000000] APIC: Switch to symmetric I/O mode setup [ 0.000000] x2apic: IRQ remapping doesn't support X2APIC mode [ 0.000000] ..TIMER: vector=0x30 apic1=0 pin1=0 apic2=-1 pin2=-1 [ 0.060000] tsc: PIT calibration matches PMTIMER. 1 loops [ 0.060000] tsc: Detected 2299.946 MHz processor [ 0.000028] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x21270226594, max_idle_ns: 440795254730 ns [ 0.001888] Calibrating delay loop (skipped), value calculated using timer frequency.. 4599.89 BogoMIPS (lpj=22999460) [ 0.003459] pid_max: default: 32768 minimum: 301 [ 0.004901] LSM: Security Framework initializing [ 0.005663] Yama: becoming mindful. [ 0.007237] AppArmor: AppArmor initialized [ 0.067017] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes) [ 0.096189] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes) [ 0.098702] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.100918] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes) [ 0.108326] mce: CPU supports 32 MCE banks [ 0.109419] Last level iTLB entries: 4KB 1024, 2MB 1024, 4MB 1024 [ 0.110534] Last level dTLB entries: 4KB 1024, 2MB 1024, 4MB 1024, 1GB 4 [ 0.111935] Spectre V2 : Mitigation: Full generic retpoline [ 0.112965] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch [ 0.114596] Speculative Store Bypass: Vulnerable [ 0.117323] Freeing SMP alternatives memory: 80K [ 0.121861] smpboot: CPU0: Intel(R) Xeon(R) CPU @ 2.30GHz (family: 0x6, model: 0x3f, stepping: 0x0) [ 0.121861] Performance Events: unsupported p6 CPU model 63 no PMU driver, software events only. [ 0.121861] rcu: Hierarchical SRCU implementation. [ 0.122451] NMI watchdog: Perf NMI watchdog permanently disabled [ 0.125295] smp: Bringing up secondary CPUs ... [ 0.130480] x86: Booting SMP configuration: [ 0.131408] .... node #0, CPUs: #1 [ 0.132496] smp: Brought up 1 node, 2 CPUs [ 0.133646] smpboot: Max logical packages: 1 [ 0.134339] smpboot: Total of 2 processors activated (9199.78 BogoMIPS) [ 0.143552] devtmpfs: initialized [ 0.154251] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.154594] kworker/u4:0 (22) used greatest stack depth: 58880 bytes left [ 0.156717] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.160515] xor: automatically using best checksumming function avx [ 0.162580] RTC time: 23:16:53, date: 12/05/18 [ 0.166677] NET: Registered protocol family 16 [ 0.172663] audit: initializing netlink subsys (disabled) [ 0.173692] audit: type=2000 audit(1544051813.230:1): state=initialized audit_enabled=0 res=1 [ 0.177185] cpuidle: using governor menu [ 0.183745] ACPI: bus type PCI registered [ 0.187084] dca service started, version 1.12.1 [ 0.188334] PCI: Using configuration type 1 for base access [ 0.219861] kworker/u4:2 (48) used greatest stack depth: 57808 bytes left [ 0.271948] kworker/u4:0 (98) used greatest stack depth: 57800 bytes left [ 0.587825] HugeTLB registered 1.00 GiB page size, pre-allocated 0 pages [ 0.589684] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages [ 0.638181] cryptd: max_cpu_qlen set to 1000 [ 0.841587] raid6: sse2x1 gen() 64 MB/s [ 1.011537] raid6: sse2x1 xor() 87 MB/s [ 1.181718] raid6: sse2x2 gen() 89 MB/s [ 1.351344] raid6: sse2x2 xor() 111 MB/s [ 1.521396] raid6: sse2x4 gen() 159 MB/s [ 1.691426] raid6: sse2x4 xor() 129 MB/s [ 1.861303] raid6: avx2x1 gen() 245 MB/s [ 2.031360] raid6: avx2x1 xor() 317 MB/s [ 2.201552] raid6: avx2x2 gen() 248 MB/s [ 2.371402] raid6: avx2x2 xor() 331 MB/s [ 2.541418] raid6: avx2x4 gen() 251 MB/s [ 2.711276] raid6: avx2x4 xor() 259 MB/s [ 2.711903] raid6: using algorithm avx2x4 gen() 251 MB/s [ 2.712810] raid6: .... xor() 259 MB/s, rmw enabled [ 2.713708] raid6: using avx2x2 recovery algorithm [ 2.715910] ACPI: Added _OSI(Module Device) [ 2.717055] ACPI: Added _OSI(Processor Device) [ 2.718042] ACPI: Added _OSI(3.0 _SCP Extensions) [ 2.718787] ACPI: Added _OSI(Processor Aggregator Device) [ 2.719605] ACPI: Added _OSI(Linux-Dell-Video) [ 2.720379] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio) [ 2.763820] ACPI: 2 ACPI AML tables successfully acquired and loaded [ 2.787468] ACPI: Interpreter enabled [ 2.788512] ACPI: (supports S0 S3 S4 S5) [ 2.789150] ACPI: Using IOAPIC for interrupt routing [ 2.790320] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 2.794475] ACPI: Enabled 16 GPEs in block 00 to 0F [ 2.935982] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 2.937161] acpi PNP0A03:00: _OSC: OS supports [ASPM ClockPM Segments MSI] [ 2.938453] acpi PNP0A03:00: fail to add MMCONFIG information, can't access extended PCI configuration space under this bridge. [ 2.945777] PCI host bridge to bus 0000:00 [ 2.947093] pci_bus 0000:00: root bus resource [io 0x0000-0x0cf7 window] [ 2.948289] pci_bus 0000:00: root bus resource [io 0x0d00-0xffff window] [ 2.949402] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window] [ 2.950613] pci_bus 0000:00: root bus resource [mem 0xc0000000-0xfebfffff window] [ 2.952128] pci_bus 0000:00: root bus resource [bus 00-ff] [ 2.987363] pci 0000:00:01.3: quirk: [io 0xb000-0xb03f] claimed by PIIX4 ACPI [ 3.047644] ACPI: PCI Interrupt Link [LNKA] (IRQs 5 *10 11) [ 3.052041] ACPI: PCI Interrupt Link [LNKB] (IRQs 5 *10 11) [ 3.054633] ACPI: PCI Interrupt Link [LNKC] (IRQs 5 10 *11) [ 3.058364] ACPI: PCI Interrupt Link [LNKD] (IRQs 5 10 *11) [ 3.062218] ACPI: PCI Interrupt Link [LNKS] (IRQs *9) [ 3.098381] vgaarb: loaded [ 3.110035] SCSI subsystem initialized [ 3.120617] ACPI: bus type USB registered [ 3.122987] usbcore: registered new interface driver usbfs [ 3.124969] usbcore: registered new interface driver hub [ 3.126755] usbcore: registered new device driver usb [ 3.130349] media: Linux media interface: v0.10 [ 3.132037] videodev: Linux video capture interface: v2.00 [ 3.134536] pps_core: LinuxPPS API ver. 1 registered [ 3.135838] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [ 3.138441] PTP clock support registered [ 3.172452] EDAC MC: Ver: 3.0.0 [ 3.187922] Advanced Linux Sound Architecture Driver Initialized. [ 3.192641] PCI: Using ACPI for IRQ routing [ 3.198690] Bluetooth: Core ver 2.22 [ 3.200044] NET: Registered protocol family 31 [ 3.202130] Bluetooth: HCI device and connection manager initialized [ 3.203781] Bluetooth: HCI socket layer initialized [ 3.204752] Bluetooth: L2CAP socket layer initialized [ 3.205746] Bluetooth: SCO socket layer initialized [ 3.206582] NET: Registered protocol family 8 [ 3.207302] NET: Registered protocol family 20 [ 3.208361] NetLabel: Initializing [ 3.209243] NetLabel: domain hash size = 128 [ 3.210140] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO [ 3.212595] NetLabel: unlabeled traffic allowed by default [ 3.218509] nfc: nfc_init: NFC Core ver 0.1 [ 3.220161] NET: Registered protocol family 39 [ 3.225834] clocksource: Switched to clocksource tsc-early [ 4.657322] VFS: Disk quotas dquot_6.6.0 [ 4.658347] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) [ 4.660838] FS-Cache: Loaded [ 4.663206] CacheFiles: Loaded [ 4.670301] AppArmor: AppArmor Filesystem Enabled [ 4.672310] pnp: PnP ACPI init [ 4.693811] pnp: PnP ACPI: found 7 devices [ 4.837586] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 4.841223] NET: Registered protocol family 2 [ 4.846163] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes) [ 4.854983] TCP established hash table entries: 65536 (order: 7, 524288 bytes) [ 4.877732] TCP bind hash table entries: 65536 (order: 8, 1048576 bytes) [ 4.900331] TCP: Hash tables configured (established 65536 bind 65536) [ 4.903723] UDP hash table entries: 4096 (order: 5, 131072 bytes) [ 4.910004] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes) [ 4.915853] NET: Registered protocol family 1 [ 4.921299] RPC: Registered named UNIX socket transport module. [ 4.922233] RPC: Registered udp transport module. [ 4.922975] RPC: Registered tcp transport module. [ 4.923749] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 4.929068] NET: Registered protocol family 44 [ 4.929927] pci 0000:00:00.0: Limiting direct PCI/PCI transfers [ 4.933095] PCI-DMA: Using software bounce buffering for IO (SWIOTLB) [ 4.934026] software IO TLB: mapped [mem 0xbbffd000-0xbfffd000] (64MB) [ 4.937078] RAPL PMU: API unit is 2^-32 Joules, 3 fixed counters, 10737418240 ms ovfl timer [ 4.938481] RAPL PMU: hw unit of domain pp0-core 2^-0 Joules [ 4.939642] RAPL PMU: hw unit of domain package 2^-0 Joules [ 4.940510] RAPL PMU: hw unit of domain dram 2^-16 Joules [ 4.942132] VPID CAP should not exist if not support 1-setting enable VPID VM-execution control [ 4.948402] kvm: already loaded the other module [ 4.950032] Machine check injector initialized [ 4.961220] check: Scanning for low memory corruption every 60 seconds [ 4.976047] Initialise system trusted keyrings [ 4.987347] workingset: timestamp_bits=40 max_order=21 bucket_order=0 [ 5.124673] zbud: loaded [ 5.163580] DLM installed [ 5.171253] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 5.203528] FS-Cache: Netfs 'nfs' registered for caching [ 5.212692] NFS: Registering the id_resolver key type [ 5.214182] Key type id_resolver registered [ 5.214836] Key type id_legacy registered [ 5.215595] nfs4filelayout_init: NFSv4 File Layout Driver Registering... [ 5.216840] Installing knfsd (copyright (C) 1996 okir@monad.swb.de). [ 5.230455] ntfs: driver 2.1.32 [Flags: R/W]. [ 5.235409] fuse init (API version 7.28) [ 5.248887] JFS: nTxBlock = 8192, nTxLock = 65536