[Android Q&A, Help & Troubleshooting] DragonPitbull:
twrp.fstab

Maybe it help??

#
/boot emmc /dev/block/platform/bootdevice/by-name/boot flags=display="Boot";backup=1;flashimg=1
/recovery emmc /dev/block/platform/bootdevice/by-name/recovery flags=display="Recovery";backup=1;flashimg=1
/boot_para	emmc	/dev/block/platform/bootdevice/by-name/boot_para
/expdb	emmc	/dev/block/platform/bootdevice/by-name/expdb
/protect_f ext4 /dev/block/platform/bootdevice/by-name/protect1 flags=display="protect_f";backup=1
/protect_s ext4 /dev/block/platform/bootdevice/by-name/protect2 flags=subpartitionof=/protect_f;backup=1
/nvdata ext4 /dev/block/platform/bootdevice/by-name/nvdata flags=display="NvData";backup=1
/nvcfg ext4 /dev/block/platform/bootdevice/by-name/nvcfg flags=display="NvCfg";backup=1
/persist ext4 /dev/block/platform/bootdevice/by-name/persist flags=display="persist";backup=1
/nvram emmc /dev/block/platform/bootdevice/by-name/nvram flags=display="NvRam";backup=1;flashimg=1
/seccfg	emmc	/dev/block/platform/bootdevice/by-name/seccfg flags=display="seccfg";backup=1
/spmfw	emmc	/dev/block/platform/bootdevice/by-name/spmfw flags=display="Spm";backup=1
/sspm_1	emmc	/dev/block/platform/bootdevice/by-name/sspm_1
/sspm_2	emmc	/dev/block/platform/bootdevice/by-name/sspm_2
/proinfo emmc /dev/block/platform/bootdevice/by-name/proinfo flags=display="proinfo";backup=1;flashimg=1
/md1img	emmc	/dev/block/platform/bootdevice/by-name/md1img flags=display="Modem";backup=1
/md1dsp	emmc	/dev/block/platform/bootdevice/by-name/md1dsp flags=backup=1
/md3img emmc /dev/block/platform/bootdevice/by-name/md3img
/md1arm7 emmc /dev/block/platform/bootdevice/by-name/md1arm7
/dtbo emmc /dev/block/platform/bootdevice/by-name/dtbo flags=display="dtbo";backup=1;flashimg=1
/odmdtbo emmc /dev/block/platform/bootdevice/by-name/odmdtbo flags=display="odmdtbo";backup=1;flashimg=1
/lk emmc /dev/block/platform/bootdevice/by-name/lk flags=display="lk";backup=1;flashimg=1
/lk2 emmc /dev/block/platform/bootdevice/by-name/lk2 flags=backup=1;subpartitionof=/lk
/logo emmc /dev/block/platform/bootdevice/by-name/logo flags=display="logo";backup=1;flashimg=1
/scp1 emmc /dev/block/platform/bootdevice/by-name/scp1
/scp2 emmc /dev/block/platform/bootdevice/by-name/scp2
/metadata ext4 /dev/block/platform/bootdevice/by-name/md_udc
/tee1 emmc /dev/block/platform/bootdevice/by-name/tee1 flags=display="tee1";backup=1;flashimg=1
/tee2 emmc /dev/block/platform/bootdevice/by-name/tee2 flags=backup=1;subpartitionof=/tee1

/misc emmc /dev/block/platform/bootdevice/by-name/para flags=display="Parametr";backup=1;flashimg=1
/cam_vpu1 emmc /dev/block/platform/bootdevice/by-name/cam_vpu1
/cam_vpu2 emmc /dev/block/platform/bootdevice/by-name/cam_vpu2
/cam_vpu3 emmc /dev/block/platform/bootdevice/by-name/cam_vpu3
/otp emmc /dev/block/platform/bootdevice/by-name/otp
/gz1 emmc /dev/block/platform/bootdevice/by-name/gz1
/gz2 emmc /dev/block/platform/bootdevice/by-name/gz2
/persistent emmc /dev/block/platform/bootdevice/by-name/frp flags=display="Frp";backup=1
/vbmeta emmc /dev/block/platform/bootdevice/by-name/vbmeta flags=display="vbmeta";backup=1;flashimg=1
/vbmeta_vendor emmc /dev/block/platform/bootdevice/by-name/vbmeta_vendor flags=display="vbmeta_vendor";backup=1;flashimg=1
/vbmeta_system emmc /dev/block/platform/bootdevice/by-name/vbmeta_system flags=display="vbmeta_system";backup=1;flashimg=1
/system ext4 /dev/block/mapper/system flags=backup=1;backup=1;logical
/system_image emmc /dev/block/mapper/system flags=backup=1;backup=1;flashimg=1;logical
/super emmc /dev/block/platform/bootdevice/by-name/super flags=display="Super";backup=1;flashimg=1
/vendor ext4 /dev/block/mapper/vendor flags=display="vendor";backup=1;logical
/vendor_image emmc /dev/block/mapper/vendor flags=display="vendor_image";backup=1;flashimg=1;logical
/product ext4 /dev/block/mapper/product flags=display="product";backup=1;logical
/product_image emmc /dev/block/mapper/product flags=display="product_image";backup=1;flashimg=1;logical
/data ext4 /dev/block/platform/bootdevice/by-name/userdata flags=fileencryption=aes-256-xts
/cache ext4 /dev/block/platform/bootdevice/by-name/cache flags=backup=1;wipeingui;wipeduringfactoryreset

/external_sd vfat /dev/block/mmcblk1p1 /dev/block/mmcblk1 flags=display="External SDcard";storage;wipeingui;removable;fsflags="utf8"
/usb-otg vfat /dev/block/sda1 /dev/block/sda flags=display="Usb-Otg";storage;wipeingui;removable;fsflags="utf8"