On Tue, Dec 11, 2018 at 1:04 AM Dmitry Vyukov <dvyu...@google.com> wrote: > > On Tue, Dec 11, 2018 at 1:41 AM syzbot > <syzbot+c56449ed3652e6720...@syzkaller.appspotmail.com> wrote: > > > > Hello, > > > > syzbot found the following crash on: > > > > HEAD commit: 3f06bda61398 kmsan: remove excessive KMSAN wrappers from a.. > > git tree: https://github.com/google/kmsan.git/master > > console output: https://syzkaller.appspot.com/x/log.txt?x=13ca6b05400000 > > kernel config: https://syzkaller.appspot.com/x/.config?x=9b071100dcf8e641 > > dashboard link: https://syzkaller.appspot.com/bug?extid=c56449ed3652e6720f30 > > compiler: clang version 8.0.0 (trunk 348261) > > > > Unfortunately, I don't have any reproducer for this crash yet. > > > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > > Reported-by: syzbot+c56449ed3652e6720...@syzkaller.appspotmail.com > > This looks like a bug in TIPC, +TIPC maintainers. >
It looks more like udp_sock_create6() doesn't initialize udp6_addr.sin6_scope_id.
