# https://syzkaller.appspot.com/bug?id=ca73228d70ce8bdc08a253f931708a15f2e777e1
# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
#{Threaded:true Collide:true Repeat:true Procs:1 Sandbox:none Fault:false FaultCall:-1 FaultNth:0 EnableTun:true UseTmpDir:true HandleSegv:true WaitRepeat:true Debug:false Repro:false}
mmap(&(0x7f0000000000/0xe77000)=nil, 0xe77000, 0x3, 0x32, 0xffffffffffffffff, 0x0)
r0 = socket$inet6_udp(0xa, 0x2, 0x0)
r1 = socket$l2tp(0x18, 0x1, 0x1)
connect$l2tp(r1, &(0x7f0000e71000)=@pppol2tpin6={0x18, 0x1, {0x0, r0, 0x3, 0x200000, 0x2, 0x0, {0xa, 0x4e21, 0x3, @mcast1={0xff, 0x1, [], 0x1}, 0x4}}}, 0x32)
read(r1, &(0x7f0000784f76)=""/138, 0x8a)
getsockopt$inet6_mreq(r0, 0x29, 0x15, &(0x7f0000000000)={@loopback}, &(0x7f0000000040)=0x14)
r2 = socket$l2tp(0x18, 0x1, 0x1)
close(r1)
dup2(r2, r0)