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/ci2-netbsd/latest.tmp/key" "root@10.128.0.252" "pwd"]: exit status 255 ssh: connect to host 10.128.0.252 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-test-0 port 1 (session ID: 8143052ee844a7d064bdec1cd1f053fba6237b833adcc937fd30e7769f686a7c, 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 4f608677-77d7-eca3-a855-a0166ae16522 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 0x000f24d0: 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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[1501224|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-+970590\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\]=0x365c280 |/-\|/-\|/-\|/-\|/-\|/-\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] 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_x86_hotpatch_descriptors [ 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_modules [ 1.0000000] ksyms: checking link_set_sysctl_funcs [ 1.0000000] ksyms: checking link_set_acpi_device_calls [ 1.0000000] ksyms: checking link_set_evcnts [ 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_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_dkwedge_methods [ 1.0000000] ksyms: checking link_set_prop_linkpools [ 1.0000000] ksyms: checking .data [ 1.0000000] ksyms: checking .dtors [ 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 .note.Xen [ 1.0000000] ksyms: checking .ident [ 1.0000000] ksyms: checking .comment [ 1.0000000] ksyms: checking .gnu_debuglink [ 1.0000000] ksyms: checking .symtab [ 1.0000000] ksyms: checking .strtab [ 1.0000000] ksyms: checking .shstrtab [ 1.0000000] Loaded initial symtab at 0xffffffff83600af8, strtab at 0xffffffff8376f320, # entries 62551 [ 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, 2021, 2022 [ 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 9.99.93 (GENERIC_SYZKALLER) #0: Fri Jan 28 16:52:45 UTC 2022 [ 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 = 7088 MB [ 1.0000030] mainbus0 (root) [ 1.0000030] ACPI: RSDP 0x00000000000F2510 000014 (v00 Google) [ 1.0000030] ACPI: RSDT 0x00000000BFFFFF90 000038 (v01 Google GOOGRSDT 00000001 GOOG 00000001) [ 1.0000030] ACPI: FACP 0x00000000BFFFF330 0000F4 (v02 Google GOOGFACP 00000001 GOOG 00000001) [ 1.0000030] ACPI: DSDT 0x00000000BFFFD8C0 001A64 (v01 Google GOOGDSDT 00000001 GOOG 00000001) [ 1.0000030] ACPI: FACS 0x00000000BFFFD880 000040 [ 1.0000030] ACPI: SRAT 0x00000000BFFFFE60 0000C8 (v03 Google GOOGSRAT 00000001 GOOG 00000001) [ 1.0000030] ACPI: APIC 0x00000000BFFFFDB0 000076 (v05 Google GOOGAPIC 00000001 GOOG 00000001) [ 1.0000030] ACPI: SSDT 0x00000000BFFFF430 000980 (v01 Google GOOGSSDT 00000001 GOOG 00000001) [ 1.0000030] ACPI: WAET 0x00000000BFFFFE30 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 @ 2.20GHz, id 0x406f0 [ 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 @ 2.20GHz, id 0x406f0 [ 1.0000030] cpu1: node 0, package 0, core 0, smt 1 [ 1.0000030] acpi0 at mainbus0: Intel ACPICA 20211217 [ 1.0000030] acpi0: fixed power button present [ 1.0000030] acpi0: fixed sleep button present [ 1.0461535] pckbc1 at acpi0 (KBD, PNP0303) (kbd port): io 0x60,0x64 irq 1 [ 1.0461535] pckbc2 at acpi0 (MOU, PNP0F13) (aux port): irq 12 [ 1.0461535] com0 at acpi0 (COM1, PNP0501-1): io 0x3f8-0x3ff irq 4 [ 1.0461535] com: ns16550a, 16-byte FIFO [ 1.0461535] com0: console [ 1.0461535] com1 at acpi0 (COM2, PNP0501-2): io 0x2f8-0x2ff irq 3 [ 1.0461535] com1: ns16550a, 16-byte FIFO [ 1.0461535] com2 at acpi0 (COM3, PNP0501-3): io 0x3e8-0x3ef irq 6 [ 1.0461535] com2: ns16550a, 16-byte FIFO [ 1.0461535] com3 at acpi0 (COM4, PNP0501-4): io 0x2e8-0x2ef irq 7 [ 1.0461535] com3: ns16550a, 16-byte FIFO [ 1.0461535] PEVT (QEMU0001) at acpi0 not configured [ 1.0461535] ACPI: Enabled 16 GPEs in block 00 to 0F [ 1.0461535] pckbd0 at pckbc1 (kbd slot) [ 1.0461535] pckbc1: using irq 1 for kbd slot [ 1.0461535] wskbd0 at pckbd0 mux 1 [ 1.0461535] pms0 at pckbc1 (aux slot) [ 1.0461535] pckbc1: using irq 12 for aux slot [ 1.0461535] wsmouse0 at pms0 mux 0 [ 1.0461535] pci0 at mainbus0 bus 0: configuration mode 1 [ 1.0461535] pchb0 at pci0 dev 0 function 0: Intel 82441FX (PMC) PCI and Memory Controller (rev. 0x02) [ 1.0461535] pcib0 at pci0 dev 1 function 0: Intel 82371AB (PIIX4) PCI-ISA Bridge (rev. 0x03) [ 1.0461535] piixpm0 at pci0 dev 1 function 3: Intel 82371AB (PIIX4) Power Management Controller (rev. 0x03) [ 1.0461535] piixpm0: SMBus disabled [ 1.0461535] virtio0 at pci0 dev 3 function 0 [ 1.0461535] virtio0: SCSI device (rev. 0x00) [ 1.0461535] vioscsi0 at virtio0: features: 0 [ 1.0461535] vioscsi0: cmd_per_lun 256 qsize 8192 seg_max 64 max_target 253 max_lun 1 [ 1.0461535] virtio0: config interrupting at msix0 vec 0 [ 1.0461535] virtio0: queues interrupting at msix0 vec 1 [ 1.0461535] scsibus0 at vioscsi0: 254 targets, 2 luns per target [ 1.0461535] virtio1 at pci0 dev 4 function 0 [ 1.0461535] virtio1: network device (rev. 0x00) [ 1.0461535] vioif0 at virtio1: features: 0x20030020 [ 1.0461535] vioif0: Ethernet address 42:01:0a:80:00:fc [ 1.0461535] virtio1: config interrupting at msix1 vec 0 [ 1.0461535] virtio1: queues interrupting at msix1 vec 1 [ 1.0461535] genfb0 at pci0 dev 5 function 0: vendor 1ae0 product a002 (rev. 0x01) [ 1.0461535] virtio2 at pci0 dev 6 function 0 [ 1.0461535] virtio2: memory balloon device (rev. 0x00) [ 1.0461535] viomb0 at virtio2: features: 0x1 [ 1.0461535] virtio2: interrupting at ioapic0 pin 10 [ 1.0461535] virtio3 at pci0 dev 7 function 0 [ 1.0461535] virtio3: entropy device (rev. 0x00) [ 1.0461535] viornd0 at virtio3: features: 0 [ 1.0461535] virtio3: interrupting at ioapic0 pin 11 [ 1.0461535] isa0 at pcib0 [ 1.0461535] acpicpu0 at cpu0: ACPI CPU [ 1.0461535] acpicpu1 at cpu1: ACPI CPU [ 1.5800060] cpu0 has 2 core siblings: cpu1 cpu0 [ 1.5932211] cpu0 has 2 pkg siblings: cpu1 cpu0 [ 1.5932211] cpu0 has 1 1st siblings: cpu0 [ 1.6021650] cpu0 first in package: cpu0 [ 1.6021650] cpu1 has 2 core siblings: cpu0 cpu1 [ 1.6100666] cpu1 has 2 pkg siblings: cpu0 cpu1 [ 1.6100666] cpu1 has 1 1st siblings: cpu0 [ 1.6100666] cpu1 first in package: cpu0 [ 1.7760547] panic: kmem_intr_free: zero size with pointer 0xffffd1000fb85190 [ 1.7859870] cpu0: Begin traceback... [ 1.7944012] vpanic() at netbsd:vpanic+0x258 [ 1.8144017] panic() at netbsd:panic+0x9e [ 1.8344012] kmem_intr_free() at netbsd:kmem_intr_free+0x2aa [ 1.8443982] scsi_probe_bus() at netbsd:scsi_probe_bus+0x7af [ 1.8644014] scsibus_discover_thread() at netbsd:scsibus_discover_thread+0xbb [ 1.8756243] cpu0: End traceback... [ 1.8854876] fatal breakpoint trap in supervisor mode [ 1.8854876] trap type 1 code 0 rip 0xffffffff80220a2d cs 0x8 rflags 0x286 cr2 0 ilevel 0 rsp 0xffffd10185089aa0 [ 1.9005626] curlwp 0xffffd100120b36c0 pid 0.30 lowest kstack 0xffffd101850822c0 Stopped in pid 0.30 (system) at netbsd:breakpoint+0x5: leave breakpoint() at netbsd:breakpoint+0x5 db_panic() at netbsd:db_panic+0x105 vpanic() at netbsd:vpanic+0x258 panic() at netbsd:panic+0x9e kmem_intr_free() at netbsd:kmem_intr_free+0x2aa scsi_probe_bus() at netbsd:scsi_probe_bus+0x7af scsibus_discover_thread() at netbsd:scsibus_discover_thread+0xbb ds 0 es 0 fs 8ab3 gs d7b rdi 5 rsi 0 rbp ffffd10185089aa0 rbx 1 rdx 0 rcx ffffffff8161a066 db_panic+0xf6 rax ffffd100120b36c0 r8 4 r9 ffffffff8161a057 db_panic+0xe7 r10 1ffffffff064cd64 r11 10 --db_more--