[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.80' (ECDSA) to the list of known hosts. 2021/05/10 11:34:22 fuzzer started 2021/05/10 11:34:22 dialing manager at 10.128.0.163:40723 2021/05/10 11:34:22 syscalls: 3399 2021/05/10 11:34:22 code coverage: enabled 2021/05/10 11:34:22 comparison tracing: ioctl(KCOV_TRACE_CMP) failed: invalid argument 2021/05/10 11:34:22 extra coverage: extra coverage is not supported by the kernel 2021/05/10 11:34:22 setuid sandbox: enabled 2021/05/10 11:34:22 namespace sandbox: enabled 2021/05/10 11:34:22 Android sandbox: /sys/fs/selinux/policy does not exist 2021/05/10 11:34:22 fault injection: enabled 2021/05/10 11:34:22 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2021/05/10 11:34:22 net packet injection: enabled 2021/05/10 11:34:22 net device setup: enabled 2021/05/10 11:34:22 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2021/05/10 11:34:22 devlink PCI setup: PCI device 0000:00:10.0 is not available 2021/05/10 11:34:22 USB emulation: /dev/raw-gadget does not exist 2021/05/10 11:34:22 hci packet injection: enabled 2021/05/10 11:34:22 wifi device emulation: kernel 4.17 required (have 4.14.232-syzkaller) 2021/05/10 11:34:22 802.15.4 emulation: /sys/bus/platform/devices/mac802154_hwsim does not exist panic: runtime error: invalid memory address or nil pointer dereference [signal SIGSEGV: segmentation violation code=0x1 addr=0x10 pc=0x6e01c8] goroutine 1 [running]: github.com/google/syzkaller/prog.(*ChoiceTable).Enabled(...) /syzkaller/gopath/src/github.com/google/syzkaller/prog/prio.go:239 main.(*Fuzzer).checkDisabledCalls(0xc000093860, 0xc0003d66c0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:469 +0x68 main.(*Fuzzer).deserializeInput(0xc000093860, 0xc000164000, 0x194, 0x194, 0x0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:460 +0x14c main.(*Fuzzer).addCandidateInput(0xc000093860, 0xc000164000, 0x194, 0x194, 0x101) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:438 +0x4d main.(*Fuzzer).poll(0xc000093860, 0xc0004d2001, 0x0, 0xc0000a60a0) /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:409 +0x4d4 main.main() /syzkaller/gopath/src/github.com/google/syzkaller/syz-fuzzer/fuzzer.go:273 +0x1271 syzkaller login: