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Tue, 9 Jun 2026 18:20:41 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 295942] SSL_OP_ENABLE_KTLS_TX_ZEROCOPY_SENDFILE data corruption on files > 128KB Date: Tue, 09 Jun 2026 18:20:41 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 15.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: dinoex@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="UTF-8" X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated List-Id: Bug reports List-Archive: https://lists.freebsd.org/archives/freebsd-bugs List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-bugs@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D295942 --- Comment #3 from Dirk Meyer --- I see no difference serving from ZFS or UFS I can not reproduce the problem in the VM. 1) hardware 1, jail, serving from ZFS: server.event-handler =3D "freebsd-kqueue" server.network-backend =3D "writev" changes to this config lines did not effect the problem. CPU: Intel(R) Xeon(R) CPU E5506 @ 2.13GHz (2133.42-MHz K8-class = CPU) Origin=3D"GenuineIntel" Id=3D0x106a5 Family=3D0x6 Model=3D0x1a Steppi= ng=3D5 =20 Features=3D0xbfebfbff =20 Features2=3D0x9ce3bd AMD Features=3D0x28100800 AMD Features2=3D0x1 VT-x: PAT,HLT,MTF,PAUSE,EPT,VPID TSC: P-state invariant, performance statistics igb0: port 0xef80-0xef9f mem 0xfafe0000-0xfaffffff,0xfafc0000-0xfafdffff,0xfaf9c000-0xfaf9ffff irq 28 at device 0.0 on pci1 igb0: EEPROM V1.2-3 igb0: Using 1024 TX descriptors and 1024 RX descriptors igb0: Using 4 RX queues 4 TX queues igb0: Using MSI-X interrupts with 5 vectors igb0: Ethernet address: 00:25:90:**:**:** igb0: netmap queues/slots: TX 4/1024, RX 4/1024 # sysctl kern.ipc.tls | grep -v ': 0' kern.ipc.tls.ifnet.permitted: 1 kern.ipc.tls.sw.gcm: 316 kern.ipc.tls.max_reclaim: 1024 kern.ipc.tls.sw_buffer_cache: 1 kern.ipc.tls.cbc_enable: 1 kern.ipc.tls.enable: 1 kern.ipc.tls.ifnet_max_rexmit_pct: 2 kern.ipc.tls.maxlen: 16384 kern.ipc.tls.stats.ocf.separate_output: 320188 kern.ipc.tls.stats.ocf.inplace: 305320885 kern.ipc.tls.stats.ocf.tls13_chacha20_encrypts: 108010 kern.ipc.tls.stats.ocf.tls13_chacha20_decrypts: 54048 kern.ipc.tls.stats.ocf.tls13_gcm_encrypts: 304731247 kern.ipc.tls.stats.ocf.tls13_gcm_decrypts: 152629728 kern.ipc.tls.stats.ocf.tls12_chacha20_encrypts: 17698 kern.ipc.tls.stats.ocf.tls12_chacha20_decrypts: 14882 kern.ipc.tls.stats.ocf.tls12_gcm_encrypts: 784118 kern.ipc.tls.stats.ocf.tls12_gcm_decrypts: 555362 kern.ipc.tls.stats.failed_crypto: 1332 kern.ipc.tls.stats.corrupted_records: 75 kern.ipc.tls.stats.active: 316 kern.ipc.tls.stats.enable_calls: 145561272 kern.ipc.tls.stats.offload_total: 145561272 kern.ipc.tls.stats.threads: 8 2) hardware 2, no jail, serving UFS on gmirror CPU: Intel(R) Xeon(R) CPU E3-1240 v3 @ 3.40GHz (3400.20-MHz K8-class CPU) Origin=3D"GenuineIntel" Id=3D0x306c3 Family=3D0x6 Model=3D0x3c Steppi= ng=3D3 =20 Features=3D0xbfebfbff =20 Features2=3D0x7ffafbff AMD Features=3D0x2c100800 AMD Features2=3D0x21 Structured Extended Features=3D0x27ab Structured Extended Features3=3D0x9c000600 XSAVE Features=3D0x1 VT-x: Basic Features=3D0xda0400 Pin-Based Controls=3D0x7f Primary Processor Controls=3D0xfff9fffe Secondary Processor Controls=3D0x7cff Exit Controls=3D0xda0400 Entry Controls=3D0xda0400 EPT Features=3D0x6334141 VPID Features=3D0xf01 TSC: P-state invariant, performance statistics igb0: promiscuous mode disabled igb0: port 0xd000-0xd01f mem 0xf7100000-0xf717ffff,0xf7180000-0xf7183fff irq 17 at device 0.0 on pci3 igb0: attach_pre capping queues at 4 igb0: EEPROM V3.16-0 eTrack 0x800004d7 igb0: Using 1024 TX descriptors and 1024 RX descriptors igb0: msix_init qsets capped at 4 igb0: intr CPUs: 4 queue msgs: 4 admincnt: 1 igb0: Using 4 RX queues 4 TX queues igb0: attempting to allocate 5 MSI-X vectors (5 supported) igb0: using IRQs 34-38 for MSI-X igb0: Using MSI-X interrupts with 5 vectors igb0: allocated for 4 tx_queues igb0: allocated for 4 rx_queues igb0: bpf attached igb0: Ethernet address: 00:25:90:**:**:** igb0: netmap queues/slots: TX 4/1024, RX 4/1024 igb0: Link is up 1000 Mbps Full Duplex igb0: link state changed to UP debugnet_any_ifnet_update: Bad dn_init result from igb0 (ifp 0xfffff80001d50800), ignoring. igb0: link state changed to DOWN igb0: Link is up 1000 Mbps Full Duplex igb0: link state changed to UP # sysctl kern.ipc.tls | grep -v ': 0' kern.ipc.tls.ifnet.permitted: 1 kern.ipc.tls.max_reclaim: 1024 kern.ipc.tls.sw_buffer_cache: 1 kern.ipc.tls.cbc_enable: 1 kern.ipc.tls.enable: 1 kern.ipc.tls.ifnet_max_rexmit_pct: 2 kern.ipc.tls.maxlen: 16384 kern.ipc.tls.stats.ocf.separate_output: 2114 kern.ipc.tls.stats.ocf.inplace: 12982528 kern.ipc.tls.stats.ocf.tls13_chacha20_encrypts: 232 kern.ipc.tls.stats.ocf.tls13_chacha20_decrypts: 191 kern.ipc.tls.stats.ocf.tls13_gcm_encrypts: 12984410 kern.ipc.tls.stats.ocf.tls13_gcm_decrypts: 6557814 kern.ipc.tls.stats.enable_calls: 3204927 kern.ipc.tls.stats.offload_total: 3204927 kern.ipc.tls.stats.threads: 4 3) bhyve VM with vtnet0, no problems vtnet0: on virtio_pci5 vtnet0: Ethernet address: 00:a0:98:**:**:** vtnet0: netmap queues/slots: TX 1/1024, RX 1/512 vtnet0: link state changed to UP # sysctl kern.ipc.tls | grep -v ': 0' kern.ipc.tls.ifnet.permitted: 1 kern.ipc.tls.max_reclaim: 1024 kern.ipc.tls.sw_buffer_cache: 1 kern.ipc.tls.cbc_enable: 1 kern.ipc.tls.enable: 1 kern.ipc.tls.ifnet_max_rexmit_pct: 2 kern.ipc.tls.maxlen: 16384 --=20 You are receiving this mail because: You are the assignee for the bug.=