On Sat, Feb 01, 2020 at 01:48:11AM -0800, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: c677124e Merge branch 'sched-core-for-linus' of git://git... > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=157511bee00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=a4c9892b0ce783fa > dashboard link: https://syzkaller.appspot.com/bug?extid=32c9f7d8a32ea5127669 > compiler: gcc (GCC) 9.0.0 20181231 (experimental) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1476cf66e00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1640085ee00000 > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+32c9f7d8a32ea5127669@xxxxxxxxxxxxxxxxxxxxxxxxx security_file_open() or ->open() of some file returning a positive number. No way to tell which one (or which file had that been) without a reproducer...