# {"threaded":true,"procs":1,"slowdown":1,"sandbox":"","sandbox_arg":0,"close_fds":false,"callcomments":true}
r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0)
ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x4c02})
readv(r0, &(0x7f0000000080)=[{0x0}, {&(0x7f0000000980)=""/4096, 0x734}], 0x2)
r1 = socket$kcm(0x2, 0xa, 0x2)
ioctl$TUNSETVNETHDRSZ(r0, 0x400454d8, &(0x7f0000000100)=0x730)
ioctl$SIOCSIFHWADDR(r1, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', @link_local})