failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/managers/netbsd-kubsan/latest.tmp/key" "root@10.128.10.26" "pwd"]: exit status 255
ssh: connect to host 10.128.10.26 port 22: Connection timed out
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.ci2-netbsd-kubsan-test-2 port 1 (session ID: 1f638570f6e9bf284b66b1820efbaf8ca4dd8d3032219a2b9bf7162555f5b25b, active connections: 1).
SeaBIOS (version 1.8.2-20200226_141748-google)
Total RAM Size = 0x00000001e0000000 = 7680 MiB
CPUs found: 2     Max CPUs supported: 2
Comparing RSDP and RSDP
Comparing RSDT and RSDT
Comparing FACP and FACP
Comparing FACS and FACS
return 0 for FACS vs FACS: SUCCESS
Comparing DSDT and DSDT
return 0 for DSDT vs DSDT: SUCCESS
return 0 for FACP vs FACP: SUCCESS
Comparing SRAT and SRAT
return 0 for SRAT vs SRAT: SUCCESS
Comparing APIC and APIC
return 0 for APIC vs APIC: SUCCESS
Comparing SSDT and SSDT
return 0 for SSDT vs SSDT: SUCCESS
Comparing WAET and WAET
return 0 for WAET vs WAET: SUCCESS
return 0 for RSDT vs RSDT: SUCCESS
return 0 for RSDP vs RSDP: SUCCESS
found virtio-scsi at 0:3
virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0
virtio-scsi blksize=512 sectors=16777216 = 8192 MiB
drive 0x000f21b0: PCHS=0/0/0 translation=lba LCHS=1024/255/63 s=16777216
Sending Seabios boot VM event.
Booting from Hard Disk 0...

>> NetBSD/x86 BIOS Boot, Revision 5.11 (Wed Jun  5 07:22:49 UTC 2019) (from NetBSD 8.99.42)
>> Memory: 639/3144640 k

     1. Boot normally
     2. Boot single user
     3. Drop to boot prompt

Choose an option; RETURN for default; SPACE to stop countdown.
Option 1 will be chosen in 5 seconds. 4 seconds. 3 seconds. 2 seconds. 1 seconds. 0 seconds. 0 seconds.     
command(s): rndseed /var/db/entropy-file;boot
default boot twice, skipping...
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[1425864\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-+1071128\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-]=0x6062338
\|/-\|/-\|/-\|/-\|/-\|/-\|/-WARNING: couldn't open /var/db/entropy-file
WARNING: 1 module failed to load
[   1.0000000] ksyms: checking .text
[   1.0000000] ksyms: checking .rodata.hotpatch
[   1.0000000] ksyms: checking .rodata
[   1.0000000] ksyms: checking .eh_frame
[   1.0000000] ksyms: checking link_set_modules
[   1.0000000] ksyms: checking link_set_sysctl_funcs
[   1.0000000] ksyms: checking link_set_evcnts
[   1.0000000] ksyms: checking link_set_sdt_argtypes_set
[   1.0000000] ksyms: checking link_set_sdt_probes_set
[   1.0000000] ksyms: checking link_set_sdt_providers_set
[   1.0000000] ksyms: checking link_set_domains
[   1.0000000] ksyms: checking link_set_ieee80211_funcs
[   1.0000000] ksyms: checking link_set_ah_chips
[   1.0000000] ksyms: checking link_set_ah_rfs
[   1.0000000] ksyms: checking link_set_linux_module_param_desc
[   1.0000000] ksyms: checking link_set_linux_module_param_info
[   1.0000000] ksyms: checking link_set_dkwedge_methods
[   1.0000000] ksyms: checking link_set_prop_linkpools
[   1.0000000] ksyms: checking .data
[   1.0000000] ksyms: checking .data.cacheline_aligned
[   1.0000000] ksyms: checking .data.read_mostly
[   1.0000000] ksyms: checking .bss
[   1.0000000] ksyms: checking .note.netbsd.ident
[   1.0000000] ksyms: checking .ident
[   1.0000000] ksyms: checking .comment
[   1.0000000] ksyms: checking .symtab
[   1.0000000] ksyms: checking .strtab
[   1.0000000] ksyms: checking .shstrtab
[   1.0000000] Loaded initial symtab at 0xffffffff86000958, strtab at 0xffffffff8615cb20, # entries 59411
[   1.0000000] pool redzone disabled for 'pdppl'
[   1.0000000] pool redzone disabled for 'kmem-04096'
[   1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
[   1.0000000]     2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
[   1.0000000]     2018, 2019, 2020 The NetBSD Foundation, Inc.  All rights reserved.
[   1.0000000] Copyright (c) 1982, 1986, 1989, 1991, 1993
[   1.0000000]     The Regents of the University of California.  All rights reserved.

[   1.0000000] NetBSD 9.99.51 (GENERIC_SYZKALLER) #292: Mon Mar 23 09:43:35 UTC 2020
[   1.0000000] 	root@ci2:/syzkaller/managers/netbsd-kubsan/kernel/sys/arch/amd64/compile/obj/GENERIC_SYZKALLER
[   1.0000000] total memory = 7679 MB
[   1.0000000] avail memory = 7347 MB
[   1.0000000] sysctl_createv: sysctl_locate(maxtypenum) returned 2
[   1.0000000] pool redzone disabled for 'buf4k'
[   1.0000000] pool redzone disabled for 'buf64k'
[   1.0000000] cpu_rng: RDRAND
[   1.0000000] running cgd selftest aes-xts-256 aes-xts-512 done
[   1.0000030] mainbus0 (root)
[   1.0000030] ACPI: RSDP 0x00000000000F21F0 000014 (v00 Google)
[   1.0000030] ACPI: RSDT 0x00000000BFFFFFC0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[   1.0000030] ACPI: FACP 0x00000000BFFFF380 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[   1.0000030] ACPI: DSDT 0x00000000BFFFDAC0 0018BA (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[   1.0000030] ACPI: FACS 0x00000000BFFFDA80 000040
[   1.0000030] ACPI: SRAT 0x00000000BFFFFEB0 0000C8 (v01 Google GOOGSRAT 00000001 GOOG 00000001)
[   1.0000030] ACPI: APIC 0x00000000BFFFFE00 000076 (v01 Google GOOGAPIC 00000001 GOOG 00000001)
[   1.0000030] ACPI: SSDT 0x00000000BFFFF480 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[   1.0000030] ACPI: WAET 0x00000000BFFFFE80 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[   1.0000030] ACPI: 2 ACPI AML tables successfully acquired and loaded
[   1.0000030] ioapic0 at mainbus0 apid 0
[   1.0000030] cpu0 at mainbus0 apid 0
[   1.0000030] cpu0: Intel(R) Xeon(R) CPU @ 2.30GHz, id 0x306f0
[   1.0000030] cpu0: node 0, package 0, core 0, smt 0
[   1.0000030] cpu1 at mainbus0 apid 1
[   1.0000030] cpu1: Intel(R) Xeon(R) CPU @ 2.30GHz, id 0x306f0
[   1.0000030] cpu1: node 0, package 0, core 0, smt 1
[   1.0000030] acpi0 at mainbus0: Intel ACPICA 20191213
[   1.0000030] acpi0: fixed power button present
[   1.0000030] acpi0: fixed sleep button present
[   1.0485170] pckbc1 at acpi0 (KBD, PNP0303) (kbd port): io 0x60,0x64 irq 1
[   1.0485170] pckbc2 at acpi0 (MOU, PNP0F13) (aux port): irq 12
[   1.0485170] COM1 (PNP0501) at acpi0 not configured
[   1.0485170] COM2 (PNP0501) at acpi0 not configured
[   1.0485170] COM3 (PNP0501) at acpi0 not configured
[   1.0485170] COM4 (PNP0501) at acpi0 not configured
[   1.0485170] PEVT (QEMU0001) at acpi0 not configured
[   1.0485170] ACPI: Enabled 16 GPEs in block 00 to 0F
[   1.0485170] pckbd0 at pckbc1 (kbd slot)
[   1.0485170] pckbc1: using irq 1 for kbd slot
[   1.0485170] wskbd0 at pckbd0 mux 1
[   1.0485170] pms0 at pckbc1 (aux slot)
[   1.0485170] pckbc1: using irq 12 for aux slot
[   1.0485170] wsmouse0 at pms0 mux 0
[   1.0485170] pci0 at mainbus0 bus 0: configuration mode 1
[   1.0485170] pchb0 at pci0 dev 0 function 0: Intel 82441FX (PMC) PCI and Memory Controller (rev. 0x02)
[   1.0485170] pcib0 at pci0 dev 1 function 0: Intel 82371AB (PIIX4) PCI-ISA Bridge (rev. 0x03)
[   1.0485170] piixpm0 at pci0 dev 1 function 3: Intel 82371AB (PIIX4) Power Management Controller (rev. 0x03)
[   1.0485170] piixpm0: SMBus disabled
[   1.0485170] virtio0 at pci0 dev 3 function 0
[   1.0485170] virtio0: Virtio SCSI Device (rev. 0x00)
[   1.0485170] vioscsi0 at virtio0: Features: 0
[   1.0485170] vioscsi0: cmd_per_lun 256 qsize 8192 seg_max 64 max_target 253 max_lun 1
[   1.0485170] virtio0: config interrupting at msix0 vec 0
[   1.0485170] virtio0: queues interrupting at msix0 vec 1
[   1.0485170] scsibus0 at vioscsi0: 16 targets, 1 lun per target
[   1.0485170] virtio1 at pci0 dev 4 function 0
[   1.0485170] virtio1: Virtio Network Device (rev. 0x00)
[   1.0485170] vioif0 at virtio1: Features: 0x30020<CTRL_VQ,STATUS,MAC>
[   1.0485170] vioif0: Ethernet address 42:01:0a:80:0a:1a
[   1.0485170] virtio1: config interrupting at msix1 vec 0
[   1.0485170] virtio1: queues interrupting at msix1 vec 1
[   1.0485170] virtio2 at pci0 dev 5 function 0
[   1.0485170] virtio2: Virtio Entropy Device (rev. 0x00)
[   1.0485170] viornd0 at virtio2: Features: 0
[   1.0485170] virtio2: interrupting at ioapic0 pin 10
[   1.0485170] isa0 at pcib0
[   1.0485170] com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
[   1.0485170] com0: console
[   1.0485170] com1 at isa0 port 0x2f8-0x2ff irq 3: ns16550a, working fifo
[   1.0485170] attimer0 at isa0 port 0x40-0x43
[   1.0485170] pcppi0 at isa0 port 0x61
[   1.0485170] spkr0 at pcppi0: PC Speaker
[   1.0485170] wsbell at spkr0 not configured
[   1.0485170] midi0 at pcppi0: PC speaker
[   1.0485170] sysbeep0 at pcppi0
[   1.0485170] attimer0: attached to pcppi0
[   1.0485170] acpicpu0 at cpu0: ACPI CPU
[   1.0485170] acpicpu1 at cpu1: ACPI CPU
[   1.0485170] cpu0 has 2 core siblings: cpu1 cpu0
[   1.0485170] cpu0 has 2 pkg siblings: cpu1 cpu0
[   1.0485170] cpu0 has 1 1st siblings: cpu0
[   1.0485170] cpu0 first in package: cpu0
[   1.0485170] cpu1 has 2 core siblings: cpu0 cpu1
[   1.0485170] cpu1 has 2 pkg siblings: cpu0 cpu1
[   1.0485170] cpu1 has 1 1st siblings: cpu0
[   1.0485170] cpu1 first in package: cpu0
[   1.7417649] sd0 at scsibus0 target 2 lun 0: <Google, PersistentDisk, 1> disk fixed
[   1.7511888] sd0: fabricating a geometry
[   1.7511888] sd0: 8192 MB, 8192 cyl, 64 head, 32 sec, 512 bytes/sect x 16777216 sectors
[   1.7612842] sd0: fabricating a geometry
[   1.7612842] sd0: async, 8-bit transfers, tagged queueing
[   1.8313146] boot device: sd0
[   1.8429735] root on sd0a dumps on sd0b
[   1.8429735] dump_misc_init: max_paddr = 0x220000000
[   1.8518135] mountroot: trying lfs...
[   1.8518135] mountroot: trying ffs...
[   1.8914461] root file system type: ffs
[   1.8914461] kern.module.path=/stand/amd64/9.99.51/modules
[   1.9043669] clock: unknown CMOS layout
[   1.9078698] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/vfs_cache.c:345:14, left shift of 4161115716 by 32 places cannot be represented in type 'long int'

[   1.9214687] cpu1: Begin traceback...
[   1.9214687] vpanic() at netbsd:vpanic+0x2af
[   1.9415136] isAlreadyReported() at netbsd:isAlreadyReported
[   1.9615459] HandleShiftOutOfBounds() at netbsd:HandleShiftOutOfBounds+0x288
[   1.9815781] cache_lookup.cold.4() at netbsd:cache_lookup.cold.4+0x19
[   2.0016104] ufs_lookup() at netbsd:ufs_lookup+0x3ae
[   2.0216441] VOP_LOOKUP() at netbsd:VOP_LOOKUP+0x119
[   2.0316692] lookup_once() at netbsd:lookup_once+0x427
[   2.0516971] namei_tryemulroot() at netbsd:namei_tryemulroot+0xa99
[   2.0717238] namei() at netbsd:namei+0x2e
[   2.0917544] nameiat_simple_kernel() at netbsd:nameiat_simple_kernel+0xcd
[   2.1118177] start_init() at netbsd:start_init+0x10c
[   2.1218072] cpu1: End traceback...
[   2.1218072] fatal breakpoint trap in supervisor mode
[   2.1218072] trap type 1 code 0 rip 0xffffffff8021f59d cs 0x8 rflags 0x282 cr2 0 ilevel 0 rsp 0xffff9000b6eb2380
[   2.1318096] curlwp 0xffffdc078f41a900 pid 1.1 lowest kstack 0xffff9000b6eaf2c0
Stopped in pid 1.1 (init) at    netbsd:breakpoint+0x5:  leave
db{1}>