r0 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/crypto\x00', 0x0, 0x0)
pread64(r0, &(0x7f0000000040)=""/106, 0x6a, 0x0)
r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000040)={'vcan0\x00'})