sendmsg$nl_generic(0xffffffffffffffff, 0x0, 0x0)
r0 = syz_open_dev$loop(&(0x7f0000000000), 0x5, 0x0)
r1 = creat(&(0x7f0000000040)='./file0\x00', 0x0)
ftruncate(r1, 0x500)
ioctl$LOOP_SET_FD(r0, 0x4c00, r1)
openat$full(0xffffffffffffff9c, &(0x7f0000000840), 0x0, 0x0)