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/main/latest.tmp/key" "root@10.128.1.182" "pwd"]: exit status 255 ssh: connect to host 10.128.1.182 port 22: Operation timed out Pseudo-terminal will not be allocated because stdin is not a terminal. Warning: Permanently added '[ssh-serialport.googleapis.com]:9600' (RSA) to the list of known hosts. SeaBIOS (version 1.8.2-google) Total RAM Size = 0x0000000080000000 = 2048 MiB CPUs found: 2 Max CPUs supported: 2 SeaBIOS (version 1.8.2-google) Machine UUID d99940e9-44cc-d204-7453-c970148d4e35 found virtio-scsi at 0:3 virtio-scsi vendor='Google' product='PersistentDisk' rev='1' type=0 removable=0 virtio-scsi blksize=512 sectors=6291456 = 3072 MiB drive 0x000f2820: PCHS=0/0/0 translation=lba LCHS=780/128/63 s=6291456 Sending Seabios boot VM event. Booting from Hard Disk 0... Loading /boot/loader.conf.local -\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/Loading kernel... -\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|//boot/kernel/kernel text=0x1792b8 -\|/-\|/-\|/-text=0x1ee8cd7 \|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/text=0x8fc5d4 -\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/data=0x7190 data=0x876a70+0x581590 -\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/syms=[0x8+0x39ab30-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\+0x8+0x1ce8e5|/-\|/-\|/-\|/] Loading configured modules... -\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\/boot/kernel/pf.ko |/-\|/-\|/-\|/-\|/size 0x2177f8 at 0x3f6a000 -\|/-\|/-\|/-\|/boot/kernel/filemon.ko /size 0xd920 at 0x4182000 -\|/-\|/-\|/-\|/boot/kernel/cryptodev.ko /size 0x15910 at 0x4190000 -\|/-\|/-\|/-\|/-\|/boot/kernel/cc_cdg.ko size 0xdb98 at 0x41a6000 /-\|/-\|/-\|/-\|/-\/boot/kernel/cc_dctcp.ko size 0x87a8 at 0x41b4000 |/-\|/-\|/-\|/-/boot/kernel/cc_chd.ko \size 0x8f30 at 0x41bd000 |/-\|/-\|/-\|/-/boot/kernel/tcp_bbr.ko \|/-\|/size 0xd5638 at 0x41c6000 -\|/-\|/-\|/-\|/-\|/boot/kernel/cc_hd.ko size 0x60b0 at 0x429c000 /-\|/-\|/-\|/-\/boot/kernel/cc_htcp.ko |size 0x7960 at 0x42a3000 /-\|/-\|/-\|/-\|/-\|//boot/kernel/mqueuefs.ko -\size 0x268c8 at 0x42ab000 |/-\|/-\|/-\|/-/boot/kernel/sem.ko \size 0x10bc0 at 0x42d2000 |/-\|/-\/boot/entropy size=0x1000 |/-\|/-\|/-\|/-\|/-\|/boot/kernel/tcp_rack.ko /-\|/-\|/-\size 0x12e190 at 0x42e4000 |/-\|/-\|/-\|/-\|/-\|/boot/kernel/cc_cubic.ko /size 0x9788 at 0x4413000 -\|/-\|/-\|/-\|/-\|/-/boot/kernel/cc_vegas.ko \size 0x62d8 at 0x441d000 |/-\|/-\|/-\|/-/boot/kernel/ipsec.ko \|/-\size 0x7eac0 at 0x4424000 |/-\|/-\|/-\|/-\|/-/boot/kernel/sctp.ko \|/-\|/-\|/-\|/-\|/-\|/-size 0x2e2038 at 0x44a3000 \|/-\|GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb ---<>--- Copyright (c) 1992-2023 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 15.0-CURRENT #0 n266879-6abee52e0d79: Sat Dec 9 06:02:33 UTC 2023 root@freebsd:/syzkaller/managers/main/kernel/obj/syzkaller/managers/main/kernel/amd64.amd64/sys/SYZKALLER amd64 FreeBSD clang version 17.0.6 (https://github.com/llvm/llvm-project.git llvmorg-17.0.6-0-g6009708b4367) WARNING: WITNESS option enabled, expect reduced performance. WARNING: DIAGNOSTIC option enabled, expect reduced performance. VT(vga): text 80x25 module cubic already present! CPU: Intel(R) Xeon(R) CPU @ 2.20GHz (2200.04-MHz K8-class CPU) Origin="GenuineIntel" Id=0x406f0 Family=0x6 Model=0x4f Stepping=0 Features=0x1f83fbff Features2=0xfefa3223 AMD Features=0x2c100800 AMD Features2=0x121 Structured Extended Features=0x1c2ffb Structured Extended Features3=0xac000400 XSAVE Features=0x1 IA32_ARCH_CAPS=0x4c VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID TSC: P-state invariant Hypervisor: Origin = "KVMKVMKVM" real memory = 2147483648 (2048 MB) avail memory = 1799430144 (1716 MB) Event timer "LAPIC" quality 600 ACPI APIC Table: FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs FreeBSD/SMP: 1 package(s) x 1 core(s) x 2 hardware threads random: registering fast source Intel Secure Key RNG random: fast provider: "Intel Secure Key RNG" random: unblocking device. ioapic0 irqs 0-23 Launching APs: 1 TCP_ratelimit: Is now initialized TCP Hpts created 2 swi interrupt threads and bound 0 to cpus HPTS is in INVARIANT mode!! random: entropy device external interface kernel trap 12 with interrupts disabled Fatal trap 12: page fault while in kernel mode cpuid = 1; apic id = 01 fault virtual address = 0x0 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff814a8204 stack pointer = 0x28:0xfffffe0007a7de90 frame pointer = 0x28:0xfffffe0007a7ded0 code segment = base 0x0, limit 0xfffff, type 0x1b kbd1 at kbdmux0 = DPL 0, pres 1, long 1, def32 0, gran serialport: Connected to syzkaller.us-central1-b.ci-freebsd-main-test-2 port 1 (session ID: 9228dff20c11478c733b136544508cc5e5bcee6a73776d916d7affc116141885, active connections: 1). 1 processor eflags = resume, IOPL = 0 current process = 13 (g_event) rdi: 0000000000000000 rsi: 0000000000000000 rdx: ffffffff8269ffe0 rcx: fffffe00033eee30 r8: 0000000000000000 r9: fffffe0007a7e000 rax: fffffe00033eee30 rbx: 0000000000000000 rbp: fffffe0007a7ded0 r10: 0000000000000000 r11: 0000000000000001 r12: 0000000000000000 r13: 0000000000000000 r14: 0000000000000074 r15: ffffffff8269ffe0 trap number = 12 panic: page fault cpuid = 1 time = 1 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0007a7d5d0 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0007a7d730 vpanic() at vpanic+0x271/frame 0xfffffe0007a7d8d0 panic() at panic+0xb5/frame 0xfffffe0007a7d990 trap_fatal() at trap_fatal+0x7f1/frame 0xfffffe0007a7dab0 trap_pfault() at trap_pfault+0x179/frame 0xfffffe0007a7dbd0 trap() at trap+0x5f3/frame 0xfffffe0007a7ddc0 calltrap() at calltrap+0x8/frame 0xfffffe0007a7ddc0 --- trap 0xc, rip = 0xffffffff814a8204, rsp = 0xfffffe0007a7de90, rbp = 0xfffffe0007a7ded0 --- _thread_lock() at _thread_lock+0x64/frame 0xfffffe0007a7ded0 g_event_procbody() at g_event_procbody+0x25/frame 0xfffffe0007a7def0 fork_exit() at fork_exit+0xcc/frame 0xfffffe0007a7df30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0007a7df30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 13 tid 100035 ] Stopped at kdb_enter+0x6e: movq $0,0x2196cf7(%rip) db>