r0 = creat(0x0, 0x0)
fallocate(r0, 0x0, 0x0, 0x1)
fallocate(r0, 0x20, 0x0, 0x0)
lsetxattr$trusted_overlay_redirect(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040), 0x0, 0x0, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'vcan0\x00'})
r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000040)={'vcan0\x00'})