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Tue, 07 Jul 2026 17:02:09 -0700 (PDT) From: Nils Juenemann To: rjethwani@everpuredata.com Cc: borisp@nvidia.com, davem@davemloft.net, edumazet@google.com, john.fastabend@gmail.com, kuba@kernel.org, leon@kernel.org, mbloch@nvidia.com, netdev@vger.kernel.org, nils.juenemann@gmail.com, pabeni@redhat.com, saeedm@nvidia.com, sd@queasysnail.net, tariqt@nvidia.com Subject: Re: [PATCH net-next v14 0/9] tls: Add TLS 1.3 hardware offload support Date: Wed, 8 Jul 2026 02:02:07 +0200 Message-ID: <20260708000207.64401-1-nils.juenemann@gmail.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20260707232325.61396-1-nils.juenemann@gmail.com> References: <20260707232325.61396-1-nils.juenemann@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 Wed, Jul 8, 2026 at 1:23 AM Nils Juenemann wrote: > > ... so I cannot run the crash> struct queries against it. Follow-up -- I recovered enough of the truncated dump to read sk after all: skc_state = 0x01 TCP_ESTABLISHED skc_family = 0x0a AF_INET6 skc_num = 0x1bb (443) skc_dport = 0x0ba2 icsk_ulp_ops = 0x0 icsk_ulp_data = 0x0 Both ULP pointers are NULL with the socket still ESTABLISHED, so the NULL at the fault site was not just a transient register value. Does this point to RX resync racing tcp_cleanup_ulp(), with the resync path holding no reference that keeps the ULP alive? Thanks, Nils