syzbot has bisected this issue to:
commit f6e2c20ca7604e6a267c93a511d19dda72573be1
Author: Liu Shixin <liushixin2@xxxxxxxxxx>
Date: Fri Apr 29 21:38:04 2022 +0000
fs: sysv: check sbi->s_firstdatazone in complete_read_super
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13eed371280000
start commit: 4ecd704a4c51 tpm, tpm_tis: correct tpm_tis_flags enumerati..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=101ed371280000
console output: https://syzkaller.appspot.com/x/log.txt?x=17eed371280000
kernel config: https://syzkaller.appspot.com/x/.config?x=162cf2103e4a7453
dashboard link: https://syzkaller.appspot.com/bug?extid=9743a41f74f00e50fc77
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16ebf8c9280000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12df6ab6280000
Reported-by: syzbot+9743a41f74f00e50fc77@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: f6e2c20ca760 ("fs: sysv: check sbi->s_firstdatazone in complete_read_super")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
