Re: WARNING in sta_info_insert_check

On Sun, 2021-01-31 at 21:26 -0800, syzbot wrote:

Hello,

syzbot found the following issue on:

HEAD commit:    bec4c296 Merge tag 'ecryptfs-5.11-rc6-setxattr-fix' of git..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=11991778d00000
kernel config:  https://syzkaller.appspot.com/x/.config?x=f75d66d6d359ef2f
dashboard link: https://syzkaller.appspot.com/bug?extid=8dcc087eb24227ded47e
userspace arch: arm64

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+8dcc087eb24227ded47e@syzkaller.appspotmail.com

Looks like this is a dup.

#syz dup: WARNING in sta_info_insert_rcu

Just in this case sta_info_insert_check() didn't get inlined into
sta_info_insert_rcu().

johannes