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Miller" , Eric Dumazet , Paolo Abeni , Willem de Bruijn , kernel-team@cloudflare.com, syzbot+e15b7e15b8a751a91d9a@syzkaller.appspotmail.com Subject: Re: [PATCH net v2 0/2] Silence bad offload warning when sending UDP GSO with IPv6 extension headers In-Reply-To: <20240801183659.17c25cbd@kernel.org> (Jakub Kicinski's message of "Thu, 1 Aug 2024 18:36:59 -0700") References: <20240801-udp-gso-egress-from-tunnel-v2-0-9a2af2f15d8d@cloudflare.com> <20240801183659.17c25cbd@kernel.org> User-Agent: mu4e 1.12.4; emacs 29.1 Date: Fri, 02 Aug 2024 13:20:30 +0200 Message-ID: <87ikwjyxvl.fsf@cloudflare.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Thu, Aug 01, 2024 at 06:36 PM -07, Jakub Kicinski wrote: > On Thu, 01 Aug 2024 15:52:52 +0200 Jakub Sitnicki wrote: >> This series addresses a recent regression report from syzbot [1]. >> Please see patch 1 description for details. > > The test doesn't seem super happy in netdev CI: > > https://netdev-3.bots.linux.dev/vmksft-net-dbg/results/709100/79-udpgso-sh/stdout > https://netdev-3.bots.linux.dev/vmksft-net/results/709101/78-udpgso-sh/stdout > https://netdev-3.bots.linux.dev/vmksft-net-dbg/results/708921/75-udpgso-sh/stdout > https://netdev-3.bots.linux.dev/vmksft-net/results/708921/78-udpgso-sh/stdout Embarassing. I must have not recompiled the tests after tweaking it. Sorry for the oversight. I will deal with it. Reproduces for me locally: [pid 507] setsockopt(4, SOL_IPV6, IPV6_HOPOPTS, NULL, 0) = 0 [pid 507] recvfrom(3, 0x55fcf63813a0, 65535, 0, NULL, NULL) = -1 EAGAIN (Resource temporarily unavailable)