syz_mount_image$vfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x0, 0x2, &(0x7f0000000200)=[{&(0x7f0000010000)="eb58906d6b66732e66617400020120000200008000f8000020004000000000000000000001", 0x25}, {0x0, 0x0, 0x4000}], 0x0, &(0x7f0000001500)=ANY=[])
chdir(&(0x7f0000000040)='./file0\x00')
r0 = openat(0xffffffffffffff9c, &(0x7f0000001140)='./file1\x00', 0x101142, 0x0)
r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file1\x00', 0x0, 0x0)
write$P9_RREADLINK(r0, &(0x7f0000000100)=ANY=[], 0x10)
r2 = creat(&(0x7f00000000c0)='./file2\x00', 0x0)
ioctl$BTRFS_IOC_INO_LOOKUP_USER(0xffffffffffffffff, 0xd000943e, 0x0)
perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
write$binfmt_elf64(r2, &(0x7f0000000100)=ANY=[], 0xfdef)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000000140)={0x0, [], 0x7f, "9656c75f04ba4d"})
sendfile(r0, r1, 0x0, 0x100000001)