last executing test programs:

kernel console output (not intermixed with test programs):

failed to run ["ssh" "-p" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "IdentitiesOnly=yes" "-o" "BatchMode=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/managers/ci2-netbsd/current/key" "root@10.128.1.217" "pwd"]: exit status 255
ssh: connect to host 10.128.1.217 port 22: Connection timed out
Pseudo-terminal will not be allocated because stdin is not a terminal.
Warning: Permanently added '[us-central1-ssh-serialport.googleapis.com]:9600' (RSA) to the list of known hosts.
serialport: Connected to syzkaller.us-central1-b.ci2-netbsd-1 port 1 (session ID: 247a52b2ba7f15cb2faa6315582b08d0ff4ddc14ff864acb3b6c55df177dd539, active connections: 1).
SeaBIOS (version 1.8.2-google)
Total RAM Size = 0x0000000200000000 = 8192 MiB
CPUs found: 2     Max CPUs supported: 2
SeaBIOS (version 1.8.2-google)
Machine UUID 524c0d4e-753b-daad-39b1-0a1246f4b8f7
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 0x000f2790: PCHS=0/0/0 translation=lba LCHS=520/128/63 s=4194304
Sending Seabios boot VM event.
Booting from Hard Disk 0...

>> NetBSD/x86 BIOS Boot, Revision 5.11 (Thu Jun 11 19:20:47 UTC 2020) (from NetBSD 9.99.65)
>> 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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\|/-\|/-\|/-\|/-\|/-\|/-Loading /var/db/entropy-file  
[   1.0000000] cpu_rng: rdrand/rdseed
[   1.0000000] entropy: ready
[   1.0000000] entropy: entering seed from bootloader with 256 bits of entropy
[   1.0000000] Loaded initial symtab at 0xffffffff83600af8, strtab at 0xffffffff8377ee60, # entries 65231
[   1.0000000] Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
[   1.0000000]     2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013,
[   1.0000000]     2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023,
[   1.0000000]     2024
[   1.0000000]     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 10.99.10 (GENERIC_SYZKALLER) #0: Mon Jun 24 10:47:13 UTC 2024
[   1.0000000] 	root@ci2:/syzkaller/managers/ci2-netbsd/kernel/sys/arch/amd64/compile/obj/GENERIC_SYZKALLER
[   1.0000000] total memory = 8191 MB
[   1.0000000] avail memory = 6741 MB
[   1.0000040] mainbus0 (root)
[   1.0000040] ACPI: RSDP 0x00000000000F27D0 000014 (v00 Google)
[   1.0000040] ACPI: RSDT 0x00000000BFFFFFA0 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001)
[   1.0000040] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001)
[   1.0000040] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001)
[   1.0000040] ACPI: FACS 0x00000000BFFFD880 000040
[   1.0000040] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001)
[   1.0000040] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001)
[   1.0000040] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001)
[   1.0000040] ACPI: WAET 0x00000000BFFFFE30 000028 (v01 Google GOOGWAET 00000001 GOOG 00000001)
[   1.0000040] ACPI: 2 ACPI AML tables successfully acquired and loaded
[   1.0000040] ioapic0 at mainbus0 apid 0
[   1.0000040] cpu0 at mainbus0 apid 0
[   1.0000040] cpu0: Intel(R) Xeon(R) CPU @ 2.20GHz, id 0x406f0
[   1.0000040] cpu0: node 0, package 0, core 0, smt 0
[   1.0000040] cpu1 at mainbus0 apid 1
[   1.0000040] cpu1: Intel(R) Xeon(R) CPU @ 2.20GHz, id 0x406f0
[   1.0000040] cpu1: node 0, package 0, core 0, smt 1
[   1.0000040] acpi0 at mainbus0: Intel ACPICA 20230628
[   1.0000040] acpi0: fixed power button present
[   1.0000040] acpi0: fixed sleep button present
[   1.0417235] pckbc1 at acpi0 (KBD, PNP0303) (kbd port): io 0x60,0x64 irq 1
[   1.0417235] pckbc2 at acpi0 (MOU, PNP0F13) (aux port): irq 12
[   1.0417235] com0 at acpi0 (COM1, PNP0501-1): io 0x3f8-0x3ff irq 4
[   1.0417235] com0: ns16550a, 16-byte FIFO
[   1.0417235] com0: console
[   1.0417235] com1 at acpi0 (COM2, PNP0501-2): io 0x2f8-0x2ff irq 3
[   1.0417235] com1: ns16550a, 16-byte FIFO
[   1.0417235] com2 at acpi0 (COM3, PNP0501-3): io 0x3e8-0x3ef irq 6
[   1.0417235] com2: ns16550a, 16-byte FIFO
[   1.0417235] com3 at acpi0 (COM4, PNP0501-4): io 0x2e8-0x2ef irq 7
[   1.0417235] com3: ns16550a, 16-byte FIFO
[   1.0417235] PEVT (QEMU0001) at acpi0 not configured
[   1.0417235] ACPI: Enabled 16 GPEs in block 00 to 0F
[   1.0417235] pckbd0 at pckbc1 (kbd slot)
[   1.0417235] pckbc1: using irq 1 for kbd slot
[   1.0417235] wskbd0 at pckbd0 mux 1
[   1.0417235] pms0 at pckbc1 (aux slot)
[   1.0417235] pckbc1: using irq 12 for aux slot
[   1.0417235] wsmouse0 at pms0 mux 0
[   1.0417235] pci0 at mainbus0 bus 0: configuration mode 1
[   1.0417235] pchb0 at pci0 dev 0 function 0: Intel 82441FX (PMC) PCI and Memory Controller (rev. 0x02)
[   1.0417235] pcib0 at pci0 dev 1 function 0: Intel 82371AB (PIIX4) PCI-ISA Bridge (rev. 0x03)
[   1.0417235] piixpm0 at pci0 dev 1 function 3: Intel 82371AB (PIIX4) Power Management Controller (rev. 0x03)
[   1.0417235] piixpm0: SMBus disabled
[   1.0417235] virtio0 at pci0 dev 3 function 0
[   1.0417235] virtio0: SCSI device (id 8, rev. 0x00)
[   1.0417235] vioscsi0 at virtio0: features: 0
[   1.0417235] vioscsi0: cmd_per_lun 256 qsize 8192 seg_max 64 max_target 253 max_lun 1
[   1.0417235] virtio0: config interrupting at msix0 vec 0
[   1.0417235] virtio0: queues interrupting at msix0 vec 1
[   1.0417235] scsibus0 at vioscsi0: 254 targets, 2 luns per target
[   1.0417235] virtio1 at pci0 dev 4 function 0
[   1.0417235] virtio1: network device (id 1, rev. 0x00)
[   1.0417235] vioif0 at virtio1: features: 0x20030020<EVENT_IDX,CTRL_VQ,STATUS,MAC>
[   1.0417235] vioif0: Ethernet address 42:01:0a:80:01:d9
[   1.0417235] virtio1: config interrupting at msix1 vec 0
[   1.0417235] virtio1: queues interrupting at msix1 vec 1
[   1.0417235] genfb0 at pci0 dev 5 function 0: vendor 1ae0 product a002 (rev. 0x01)
[   1.0417235] virtio2 at pci0 dev 6 function 0
[   1.0417235] virtio2: memory balloon device (id 5, rev. 0x00)
[   1.0417235] viomb0 at virtio2: features: 0x1<MUST_TELL_HOST>
[   1.0417235] virtio2: interrupting at ioapic0 pin 10
[   1.0417235] virtio3 at pci0 dev 7 function 0
[   1.0417235] virtio3: entropy device (id 4, rev. 0x00)
[   1.0417235] viornd0 at virtio3: features: 0
[   1.0417235] virtio3: interrupting at ioapic0 pin 11
[   1.0417235] isa0 at pcib0
[   1.0417235] attimer0 at isa0 port 0x40-0x43
[   1.0417235] pcppi0 at isa0 port 0x61
[   1.0417235] spkr0 at pcppi0: PC Speaker
[   1.0417235] wsbell at spkr0 not configured
[   1.0417235] midi0 at pcppi0: PC speaker
[   1.0417235] sysbeep0 at pcppi0
[   1.0417235] attimer0: attached to pcppi0
[   1.0417235] acpicpu0 at cpu0: ACPI CPU
[   1.0417235] acpicpu1 at cpu1: ACPI CPU
[   2.0585620] sd0 at scsibus0 target 1 lun 0: <Google, PersistentDisk, 1> disk fixed
[   2.3485237] sd0: fabricating a geometry
[   2.4383978] sd0: 2048 MB, 2048 cyl, 64 head, 32 sec, 512 bytes/sect x 4194304 sectors
[   2.7184880] sd0: fabricating a geometry
[   3.0784918] dk0 at sd0: "49b813d1-8009-4c4f-b3e1-2cc288366ecc", 2097085 blocks at 64, type: ffs
[   3.2684930] dk1 at sd0: "2a5f9479-33b7-499d-8cc4-f8d9ae0937b7", 2097119 blocks at 2097152, type: swap
[   3.4685669] sd0: async, 8-bit transfers, tagged queueing
[   9.4284906] swwdog0: software watchdog initialized
[  17.6785262] usb0 at vhci0: USB revision 2.0
[  17.8484458] uhub0 at usb0: NetBSD (0x0000) VHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[  26.3585427] usb1 at vhci1: USB revision 2.0
[  26.5084771] uhub1 at usb1: NetBSD (0x0000) VHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[  34.9887068] usb2 at vhci2: USB revision 2.0
[  35.1385131] uhub2 at usb2: NetBSD (0x0000) VHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[  43.6088557] usb3 at vhci3: USB revision 2.0
[  43.7686456] uhub3 at usb3: NetBSD (0x0000) VHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[  52.2286747] usb4 at vhci4: USB revision 2.0
[  52.3986629] uhub4 at usb4: NetBSD (0x0000) VHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[  59.0086967] cpu0: found cpu1 heart stopped beating after 16 seconds
[  59.0086967] panic: cpu1: softints stuck for 16 seconds
[  59.2371860] cpu1: Begin traceback...
[  59.4986200] vpanic() at netbsd:vpanic+0x27a
[  60.2385535] panic() at netbsd:panic+0x9d
[  60.6385975] usb5 at vhci5: USB revision 2.0
[  60.7485576] uhub5 at usb5: NetBSD (0x0000) VHCI root hub (0x0000), class 9/0, rev 2.00/1.00, addr 1
[  60.8006657] heartbeat() at [  61.0586023] netbsd:heartbeat+0x759
[  61.5185642] hardclock() at netbsd:hardclock+0x182
[  62.0385866] Xresume_lapic_ltimer() at netbsd:Xresume_lapic_ltimer+0x1e
[  62.2285600] --- interrupt ---
[  62.6785632] _kernel_lock() at netbsd:_kernel_lock+0x47f
[  63.2386064] ip_slowtimo() at netbsd:ip_slowtimo+0x2b
[  63.7949460] pfslowtimo() at netbsd:pfslowtimo+0x68
[  64.3785984] callout_softclock() at netbsd:callout_softclock+0x1a6
[  64.9685712] softint_dispatch() at netbsd:softint_dispatch+0x37a
address 0xffffbd822fcc30b8 is invalid
address 0xffffbd822fcc30b0 is invalid
address 0xffffbd822fcc30c0 is invalid
address 0xffffbd822fcc30b8 is invalid
address 0xffffbd822fcc30c8 is invalid
address 0xffffbd822fcc30c0 is invalid
address 0xffffbd822fcc30d0 is invalid
address 0xffffbd822fcc30c8 is invalid
[  65.8786005] DDB lost frame for netbsd:Xsoftintr+0x57, trying 0xffffbd822fcc2ff0
[  66.2885825] Xsoftintr() at netbsd:Xsoftintr+0x57
[  66.4485802] --- interrupt ---
address 0xffffbd822fcc30c8 is invalid
address 0xffffbd822fcc3080 is invalid
[  66.6485863] 41b58ab3:
[  66.6885793] cpu1: End traceback...
[  66.7586160] usb6 at vhci6fatal breakpoint trap in supervisor mode
[  66.8148630] trap type 1 code 0 rip 0xffffffff8023240d cs 0x8 rflags 0x246 cr2 0 ilevel 0x7 rsp 0xffffbd822fcc28c8
[  66.8148630] curlwp 0xffffbd8010cac240 pid 0.26 lowest kstack 0xffffbd822fcbb2c0
Stopped in pid 0.26 (system) at netbsd:breakpoint+0x5:  leave
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0x105
vpanic() at netbsd:vpanic+0x27a
panic() at netbsd:panic+0x9d
heartbeat() at netbsd:heartbeat+0x759
hardclock() at netbsd:hardclock+0x182
Xresume_lapic_ltimer() at netbsd:Xresume_lapic_ltimer+0x1e
--- interrupt ---
_kernel_lock() at netbsd:_kernel_lock+0x47f
ip_slowtimo() at netbsd:ip_slowtimo+0x2b
pfslowtimo() at netbsd:pfslowtimo+0x68
callout_softclock() at netbsd:callout_softclock+0x1a6
--db_more--