Warning: Permanently added '10.128.1.64' (ED25519) to the list of known hosts.
2023/08/31 19:52:49 parsed 1 programs
2023/08/31 19:52:50 executed programs: 0
2023/08/31 19:52:51 result: failed=false hanged=false err=executor 3: failed: net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)


net.ipv6.conf.syz_tun.accept_dad = 0
net.ipv6.conf.syz_tun.router_solicitations = 0
ip: invalid argument 'add' to 'ip'
command 'PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin ip neigh add 172.20.20.187 lladdr aa:aa:aa:aa:aa:bb dev syz_tun nud permanent' failed: 256 (errno 1)
loop failed (errno 0)
panic: runtime error: invalid memory address or nil pointer dereference
[signal SIGSEGV: segmentation violation code=0x1 addr=0x0 pc=0x4ff509]

goroutine 22 [running]:
main.(*Context).printCallResults(0x0?, 0x57f98b?)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:177 +0x29
main.(*Context).execute(0xc00071a310, 0x3?, 0x0?, 0xc0000a2840)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:152 +0x332
main.(*Context).run(0xc00071a310, 0x0?)
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:123 +0xc5
main.main.func1()
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:86 +0x5c
created by main.main
	/syzkaller/jobs-2/linux/gopath/src/github.com/google/syzkaller/tools/syz-execprog/execprog.go:84 +0x470