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/main/latest.tmp/key" "root@10.128.1.97" "pwd"]: exit status 255 ssh: connect to host 10.128.1.97 port 22: Operation 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. 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 5198a76b-8013-d53f-0ce8-f3456f8cd674 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 0x000f27f0: 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=0x17e348 -\|/-\|/-\|/-text=0x1ed0e57 \|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|text=0x909b74 /-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/data=0x71c0+0xe40 data=0x896600+0x569a00 -\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-syms=[0x8+0x3a5360\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|+0x8+0x1dc106/-\|/-\|/-\|/-\] Loading configured modules... |/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|//boot/kernel/pf.ko -\|/-\|/-\|/-\|/-\size 0x21dde0 at 0x4182000 |/-\|/-\|/-\|/-\|/-\|/boot/kernel/cc_hd.ko /size 0x6060 at 0x43a0000 -\|/-\|/-\|/-\|/boot/kernel/filemon.ko /size 0xd920 at 0x43a7000 -\|/-\|/-\|/-\|/boot/kernel/cc_cdg.ko /size 0xdb48 at 0x43b5000 -\|/-\|/-\|/-\|/boot/kernel/cc_vegas.ko size 0x62d8 at 0x43c3000 /-\|/-\|/-\|/-\|/-\/boot/kernel/cc_htcp.ko size 0x7a80 at 0x43ca000 |/-\|/-\|/-\|/-/boot/kernel/sctp.ko \|/-\|/-\|/-\|/-\|/-\|/-size 0x2e4968 at 0x43d2000 \|/-\|/-\|/-\|//boot/kernel/cc_dctcp.ko -size 0x8988 at 0x46b7000 \|/-\|/-\|/-\|//boot/kernel/cryptodev.ko -size 0x15910 at 0x46c0000 \|/-\|/-\|/-\|/-\|/-\/boot/kernel/cc_chd.ko |size 0x8ee0 at 0x46d6000 /-\|/-\|/-\|/-\|/-\|//boot/kernel/cc_cubic.ko -size 0x9908 at 0x46df000 \|/-\|/-\|/-\|/-\|/-\/boot/kernel/tcp_bbr.ko |/-\|/-\|size 0xe21e8 at 0x46e9000 /-\|/-\|/-\|/-\/boot/kernel/sem.ko |size 0x10c08 at 0x47cc000 /-\|/-\|/-\|/-\/boot/kernel/mqueuefs.ko |size 0x26788 at 0x47dd000 /-\|/-\|/-/boot/entropy \size=0x1000 |/-\|/-\|/-\|/-/boot/kernel/ipsec.ko \|/-\size 0x7fd88 at 0x4805000 |/-\|/-\|/-\|/-\|/-/boot/kernel/tcp_rack.ko \|/-\|/-\|/-size 0x156848 at 0x4885000 \|/-GDB: no debug ports present KDB: debugger backends: ddb KDB: current backend: ddb ---<>--- Copyright (c) 1992-2024 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 n269491-f276adc14843: Thu Apr 18 02:53:22 UTC 2024 root@freebsd:/syzkaller/managers/main/kernel/obj/syzkaller/managers/main/kernel/amd64.amd64/sys/SYZKALLER amd64 FreeBSD clang version 18.1.3 (https://github.com/llvm/llvm-project.git llvmorg-18.1.3-0-gc13b7485b879) 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 (2200.20-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=0x400004c VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID,VID TSC: P-state invariant Hypervisor: Origin = "KVMKVMKVM" real memory = 2147483648 (2048 MB) avail memory = 1797337088 (1714 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 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 = 0x20:0xffffffff8148a28c stack pointer = 0x28:0xfffffe0056d47ea0 kbd1 at kbdmux0 frame pointer = 0x28:0xfffffe0056d47ed0 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = resume, IOPL = 0 current process = 13 (g_event) rdi: 0000000000000000 rsi: 000000000a860581 rdx: fffff78000000000 rcx: 0000000000000074 r8: 0000000000000000 r9: 0000000000000000 rax: fffffe00033eee30 rbx: 0000000000000000 rbp: fffffe0056d47ed0 r10: 0000000000000000 r11: 0000000000000017 r12: 0000000000000000 r13: 0000000000000074 r14: ffffffff82694380 r15: fffffe0054302740 trap number = 12 panic: page fault cpuid = 1 time = 1 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0xc6/frame 0xfffffe0056d475d0 kdb_backtrace() at kdb_backtrace+0xd0/frame 0xfffffe0056d47730 vpanic() at vpanic+0x26a/frame 0xfffffe0056d478f0 panic() at panic+0xb5/frame 0xfffffe0056d479b0 trap_fatal() at trap_fatal+0x7f2/frame 0xfffffe0056d47ad0 trap_pfault() at trap_pfault+0x179/frame 0xfffffe0056d47bf0 trap() at trap+0x648/frame 0xfffffe0056d47dd0 calltrap() at calltrap+0x8/frame 0xfffffe0056d47dd0 --- trap 0xc, rip = 0xffffffff8148a28c, rsp = 0xfffffe0056d47ea0, rbp = 0xfffffe0056d47ed0 --- _thread_lock() at _thread_lock+0x5c/frame 0xfffffe0056d47ed0 g_event_procbody() at g_event_procbody+0x25/frame 0xfffffe0056d47ef0 fork_exit() at fork_exit+0xcc/frame 0xfffffe0056d47f30 fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0056d47f30 --- trap 0, rip = 0, rsp = 0, rbp = 0 --- KDB: enter: panic [ thread pid 13 tid 100035 ] Stopped at kdb_enter+0x6e: movq $0,0x23cd1b7(%rip) db> serialport: Connected to syzkaller.us-central1-b.ci-freebsd-main-test-1 port 1 (session ID: 491e62f0e71f2e26e92e02fcad3184242279370653ae184db9b472f0d4a2489d, active connections: 1).