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[46.138.191.2]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6a59e02a8fbsm18343304a12.13.2026.08.25.02.09.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 25 Aug 2026 02:09:01 -0700 (PDT) From: Artem Lytkin To: Zixuan Chai Cc: Ido Schimmel , David Ahern , Kuniyuki Iwashima , Eric Dumazet , Ren Wei , netdev@vger.kernel.org Subject: Re: [PATCH net v2 1/1] ip6_tunnel: snapshot encap in xmit Date: Tue, 25 Aug 2026 12:08:42 +0300 Message-ID: <20260825090843.64570-1-iprintercanon@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: <20260808194001.853434-1-kuniyu@google.com> <20260809123335.GA2443083@shredder> <20260824194741.215979-1-iprintercanon@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Tue, Aug 25, 2026 at 03:23:42PM +0800, Zixuan Chai wrote: > 1. take this minimal fix through net for the crash, and do the RCU config > conversion separately in net-next; or > 2. follow your proposed approach and address this as part of the RCU > config conversion. 1. The conversion is net-next only and can't be backported, and your Fixes: points at a 2016 commit, so the crash needs its own fix in net anyway. I'll rebase on v3 once it's in; that's a few lines in ip6_tnl_xmit(). > Reported-by: Zixuan Chai > Reported-by: Vega Sure, on the patch that handles the half-applied encap on a rejected changelink, which v3 doesn't cover, with a Closes: to your report. Artem