On Tue, 23 Jul 2019 15:17:00 -0700 syzbot <syzbot+5134cdf021c4ed5aaa5f@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > syzbot has bisected this bug to: > > commit af49a63e101eb62376cc1d6bd25b97eb8c691d54 > Author: Matthew Wilcox <willy@xxxxxxxxxxxxxxx> > Date: Sat May 21 00:03:33 2016 +0000 > > radix-tree: change naming conventions in radix_tree_shrink > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=176528c8600000 > start commit: c6dd78fc Merge branch 'x86-urgent-for-linus' of git://git... > git tree: upstream > final crash: https://syzkaller.appspot.com/x/report.txt?x=14e528c8600000 > console output: https://syzkaller.appspot.com/x/log.txt?x=10e528c8600000 > kernel config: https://syzkaller.appspot.com/x/.config?x=8de7d700ea5ac607 > dashboard link: https://syzkaller.appspot.com/bug?extid=5134cdf021c4ed5aaa5f > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=145df0c8600000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=170001f4600000 > > Reported-by: syzbot+5134cdf021c4ed5aaa5f@xxxxxxxxxxxxxxxxxxxxxxxxx > Fixes: af49a63e101e ("radix-tree: change naming conventions in > radix_tree_shrink") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection That's rather hard to believe. af49a63e101eb6237 simply renames a couple of local variables.