WARNING: stack going in the wrong direction? ip=__schedule (2)

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 7d7d1c0a Linux 4.14.232
git tree: linux-4.14.y
console output: https://syzkaller.appspot.com/x/log.txt?x=1689cb51d00000
kernel config: https://syzkaller.appspot.com/x/.config?x=17ee8a0e183900d8
dashboard link: https://syzkaller.appspot.com/bug?extid=077a02ca1d0305162fc2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1337f5a3d00000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+077a02...@syzkaller.appspotmail.com

WARNING: stack going in the wrong direction? ip=__schedule+0x2b1/0x1de0


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