From: syzbot <syzbot+cb809def1baaac68ab92@syzkaller.appspotmail.com>
To: linux-kernel@vger.kernel.org
Subject: Forwarded: Test for cb809def1baaac68ab92
Date: Wed, 04 Feb 2026 00:12:06 -0800 [thread overview]
Message-ID: <6982ff56.a00a0220.34fa92.000c.GAE@google.com> (raw)
In-Reply-To: <695d4d3a.050a0220.1c677c.0349.GAE@google.com>
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Subject: Test for cb809def1baaac68ab92
Author: syoshida@redhat.com
#syz test
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 2111af022d94..c6439e30e892 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1138,7 +1138,8 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct fib6_info *rt,
fib6_set_expires(iter, rt->expires);
fib6_add_gc_list(iter);
}
- if (!(rt->fib6_flags & (RTF_ADDRCONF | RTF_PREFIX_RT))) {
+ if (!(rt->fib6_flags & (RTF_ADDRCONF | RTF_PREFIX_RT)) &&
+ !iter->fib6_nh->fib_nh_gw_family) {
iter->fib6_flags &= ~RTF_ADDRCONF;
iter->fib6_flags &= ~RTF_PREFIX_RT;
}
prev parent reply other threads:[~2026-02-04 8:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-06 17:58 [syzbot] [net?] kernel BUG in fib6_add_rt2node (2) syzbot
2026-01-09 0:56 ` David Ahern
2026-02-04 8:12 ` syzbot [this message]
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