Warning: Permanently added '10.128.0.95' (ECDSA) to the list of known hosts. 2019/05/10 16:32:43 parsed 1 programs 2019/05/10 16:32:43 executed programs: 0 login: interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type interface if_tuntap.1 already present in the KLD 'kernel'! linker_load_file: /boot/kernel/if_tap.ko - unsupported file type 2019/05/10 16:32:48 executed programs: 20 2019/05/10 16:32:54 executed programs: 43 panic: mtx_lock() of destroyed mutex @ /syzkaller/managers/main/kernel/sys/kern/sys_socket.c:309 cpuid = 0 time = 1557505974 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe001fa9f6d0 vpanic() at vpanic+0x1e0/frame 0xfffffe001fa9f730 panic() at panic+0x43/frame 0xfffffe001fa9f790 __mtx_lock_flags() at __mtx_lock_flags+0x1e2/frame 0xfffffe001fa9f7f0 soo_stat() at soo_stat+0x9c/frame 0xfffffe001fa9f830 kern_fstat() at kern_fstat+0xe9/frame 0xfffffe001fa9f880 sys_fstat() at sys_fstat+0x2b/frame 0xfffffe001fa9f980 amd64_syscall() at amd64_syscall+0x436/frame 0xfffffe001fa9fab0 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe001fa9fab0 --- syscall (198, FreeBSD ELF64, nosys), rip = 0x41309a, rsp = 0x7fffdff79f38, rbp = 0x2 --- KDB: enter: panic [ thread pid 893 tid 100411 ] Stopped at kdb_enter+0x6a: movq $0,kdb_why db>