openat$thread_pidfd(0xffffffffffffff9c, &(0x7f0000000400), 0x0, 0x0)
r0 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
ioctl$TIOCVHANGUP(r0, 0x5437, 0x0)
r1 = fork()
pidfd_open(r1, 0x0)
r2 = openat$sr(0xffffffffffffff9c, &(0x7f00000035c0), 0xe8b02, 0x0)
ioctl$CDROMSUBCHNL(r2, 0x5320, 0x0)
r3 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x0, 0x100)
ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r2, 0x40182103, &(0x7f0000000100)={0x0, 0x2, r3, 0x2, 0x80000})
r4 = socket(0x27, 0xa, 0x4)
ioctl$FIBMAP(r4, 0x1, &(0x7f0000000000)=0xb0)