Abu Ahmad ibn Adi al-Jurjani: Despite his weakness, his hadith is written down
Abu Bakr al-Bazzar: Basran, he is alright
Abu Hatim al-Razi: His hadith is written down, and he was Hasan al-Hadith
Abu Dawud al-Sijistani: Of my level
Ahmad ibn Hanbal: I don't know his state
Ibn Hajar al-Asqalani: Saduq, he was criticized for his stance on al-Qadar (predestination)
Amr ibn Ali al-Fallas: Weak in hadith, and he was extreme in his stance on al-Qadar, and he once said: Weak in hadith, he narrated a Munkar hadith from al-Hasan, from 'Ata, from Abu Hurairah, and he narrated Hasan (good) hadiths from al-Hasan in Tafsir
Yahya ibn Ma'in: An old Sheikh