syz_mount_image$nfs4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, 0x0)
r0 = syz_open_procfs(0x0, &(0x7f00000004c0)='mountinfo\x00')
r1 = openat$vcsu(0xffffffffffffff9c, &(0x7f00000017c0), 0x1, 0x0)
mount$9p_fd(0x0, &(0x7f0000000300)='./file0\x00', &(0x7f0000001780), 0x0, &(0x7f0000001800)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})