Messages in this thread | | | Date | Sat, 20 Jan 2018 14:54:51 +0200 | From | Ido Schimmel <> | Subject | Re: KASAN: use-after-free Read in fib6_ifup (2) |
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On Thu, Jan 18, 2018 at 09:58:01PM -0800, syzbot wrote: > Hello, > > syzbot hit the following crash on net-next commit > 564737f981fb4b4b3266901508bb9b90d9d43de8 > > So far this crash happened 18 times on mmots, net-next. > C reproducer is attached. > syzkaller reproducer is attached. > Raw console output is attached. > compiler: gcc (GCC) 7.1.1 20170620 > .config is attached.
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> syzbot will keep track of this bug report. > If you forgot to add the Reported-by tag, once the fix for this bug is > merged > into any tree, please reply to this email with: > #syz fix: exact-commit-title
The reproducer configures a default source-specific route which triggers a bug that is now fixed in net-next, so:
#syz fix: ipv6: don't let tb6_root node share routes with other node
Verified it on my machine using the reproducer attached by the bot.
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