Messages in this thread | | | Date | Thu, 26 Sep 2019 09:35:31 +0200 (CEST) | Subject | Re: [PATCH v2] ipv6: do not free rt if FIB_LOOKUP_NOREF is set on suppress rule | From | David Miller <> |
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From: "Jason A. Donenfeld" <Jason@zx2c4.com> Date: Tue, 24 Sep 2019 16:01:28 +0200
> Commit 7d9e5f422150 removed references from certain dsts, but accounting > for this never translated down into the fib6 suppression code. This bug > was triggered by WireGuard users who use wg-quick(8), which uses the > "suppress-prefix" directive to ip-rule(8) for routing all of their > internet traffic without routing loops. The test case added here > causes the reference underflow by causing packets to evaluate a suppress > rule. > > Cc: stable@vger.kernel.org
Please don't CC: stable for networking fixes, I handle these manually as per the netdev FAQ.
> Fixes: 7d9e5f422150 ("ipv6: convert major tx path to use RT6_LOOKUP_F_DST_NOREF") > Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Applied and queued up for -stable, thanks.
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