Re: WARNING in ext4_superblock_csum_set
#syz fix: ext4: always initialize the crc32c checksum driver
WARNING in ext4_superblock_csum_set
Hello, syzbot hit the following crash on upstream commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda (Sun Apr 1 21:20:27 2018 +) Linux 4.16 syzbot dashboard link: https://syzkaller.appspot.com/bug?extid=f3b1a2c79758f3eec76c C reproducer: https://syzkaller.appspot.com/x/repro.c?id=61819813688