syzbot has bisected this bug to:
commit fc79168a7c75423047d60a033dc4844955ccae0b
Author: Helge Deller <deller@xxxxxx>
Date: Wed Apr 13 20:44:54 2016 +0000
parisc: Add syscall tracepoint support
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16ad2cd8600000
start commit: b076173a Merge tag 'selinux-pr-20190612' of git://git.kern..
git tree: upstream
final crash: https://syzkaller.appspot.com/x/report.txt?x=15ad2cd8600000
console output: https://syzkaller.appspot.com/x/log.txt?x=11ad2cd8600000
kernel config: https://syzkaller.appspot.com/x/.config?x=cb38d33cd06d8d48
dashboard link: https://syzkaller.appspot.com/bug?extid=c51f73e78e7e2ce3a31e
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=105a958ea00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=103c758ea00000
Reported-by: syzbot+c51f73e78e7e2ce3a31e@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: fc79168a7c75 ("parisc: Add syscall tracepoint support")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
