r0 = syz_open_dev$tty1(0xc, 0x4, 0x1)
ioctl$BTRFS_IOC_SUBVOL_CREATE(0xffffffffffffffff, 0x5000940e, &(0x7f0000000040)={{}, "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"})
writev(r0, &(0x7f0000001200)=[{&(0x7f0000000000)="5e0e3f2e5febeb33b6e985349b50", 0xfdef}], 0x1)