syzbot has bisected this bug to:
commit a6ca88b241d5e929e6e60b12ad8cd288f0ffa256
Author: Song Liu <songliubrav...@fb.com>
Date: Tue Oct 2 05:36:36 2018 +0000
trace_uprobe: support reference counter in fd-based uprobe
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=12c86993200000
start commit: a6ca88b2 trace_uprobe: support reference counter in fd-bas..
git tree: linux-next
final crash: https://syzkaller.appspot.com/x/report.txt?x=11c86993200000
console output: https://syzkaller.appspot.com/x/log.txt?x=16c86993200000
kernel config: https://syzkaller.appspot.com/x/.config?x=2a22859d870756c1
dashboard link: https://syzkaller.appspot.com/bug?extid=eab6e18f95a9fe69005e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=137174f5400000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1278485d400000
Reported-by: syzbot+eab6e18f95a9fe690...@syzkaller.appspotmail.com
Fixes: a6ca88b241d5 ("trace_uprobe: support reference counter in fd-based
uprobe")
