syzbot has bisected this bug to: commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 Author: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Date: Sun Jul 7 22:41:56 2019 +0000 Linux 5.2 bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=118810bfa00000 start commit: 13bf6d6a Add linux-next specific files for 20190725 git tree: linux-next kernel config: https://syzkaller.appspot.com/x/.config?x=8ae987d803395886 dashboard link: https://syzkaller.appspot.com/bug?extid=36e93b425cd6eb54fcc1 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15112f3fa00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=131ab578600000 Reported-by: syzbot+36e93b425cd6eb54fcc1@xxxxxxxxxxxxxxxxxxxxxxxxx Fixes: 0ecfebd2b524 ("Linux 5.2") For information about bisection process see: https://goo.gl/tpsmEJ#bisection