On Thu, 25 Jul 2019 19:34:01 -0700 syzbot syzbot+b2098bc44728a4efb3e9@syzkaller.appspotmail.com wrote:

syzbot has bisected this bug to:

commit 04cf31a759ef575f750a63777cee95500e410994 Author: Michael Ellerman mpe@ellerman.id.au Date: Thu Mar 24 11:04:01 2016 +0000

 ftrace: Make ftrace_location_range() global

It's sad that I have yet to find a single syzbot bisect useful. Really? setting a function from static to global will cause a memory leak in a completely unrelated area of the kernel?

I'm about to set these to my /dev/null folder.

-- Steve

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=154293f4600000 start commit: abdfd52a Merge tag 'armsoc-defconfig' of git://git.kernel... git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=174293f4600000 console output: https://syzkaller.appspot.com/x/log.txt?x=134293f4600000 kernel config: https://syzkaller.appspot.com/x/.config?x=d31de3d88059b7fa dashboard link: https://syzkaller.appspot.com/bug?extid=b2098bc44728a4efb3e9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12526e58600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=161784f0600000

Reported-by: syzbot+b2098bc44728a4efb3e9@syzkaller.appspotmail.com Fixes: 04cf31a759ef ("ftrace: Make ftrace_location_range() global")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection