From nobody Sun Dec 17 15:29:38 2023 X-Original-To: bugs@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4StRhg6pc2z53nCH for ; Sun, 17 Dec 2023 15:29:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4StRhg4zs7z4jXn for ; Sun, 17 Dec 2023 15:29:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1702826979; a=rsa-sha256; cv=none; b=MoBRLzwzNotD99YmTGS2YaqhWF/S6AP0pwkWR4baOu6Nv45pRynQJCkgx9seU6CGkSfe4E mlbI0PNNNpP+F08KrQsC6iD6Abv15MYt3/G6vplan5PDvZFYiU9XMW02BVWxoaK6DJ702i ajr+SrHvnqkkPQDAsdiv5eOWQdjekNHu5cFXMBpE3yyukpDJiWfmrMU4EeGpvwIZTjkqMu zfB4ijb4xVwk7tYjs6OPs9noJeQLRMs91M/LeYuxeiKbiLhfkRUQiGl+2pWMjhzJjBi6st CUWPIcd8yOdGNh2nRp4CKs+RfjPSs2RMnX8f5V188qVI4gilfBEWUNgQ5ohGUQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1702826979; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=3D+LMfUMNWAfTf+SLUfLpiGulS573JonIG1UV1krQxE=; b=gdIPvRn8ejPB363z6FXj8q+LZzF1ovbtzTLbPIa3z9Q6gfy+awJ32aaSZjSNaM17zUtG1A 0HjgZGtSQLtLsYJbxYgIRdQI3/oFjtY896NPk/TM7Wx5fMV7/w0Ml1lsFiegw3S+0f+D0j 2dbDE8c2Myd6SkJo+qlkRg/5ge5KxSDWFrDfai4H1+KmQapbhN8Wdtc8Ds7EFxFVxgyf7w VTPD1HxK31lSmU0JRrq4dVH1tbGvyOFIyymI5p4AGNcq4e1u6fDL7ezwhg0L8rnDlKOwEa +bMsnfx8AI+YyweTD4Io71hNjZK7MlEdq24DfTcXIwwUN6Z03WN+6rUgwa6UQA== Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4StRhg41FWzjHD for ; Sun, 17 Dec 2023 15:29:39 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 3BHFTdql016947 for ; Sun, 17 Dec 2023 15:29:39 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 3BHFTdWb016946 for bugs@FreeBSD.org; Sun, 17 Dec 2023 15:29:39 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 275798] panic: sackhint bytes rtx >= 0 Date: Sun, 17 Dec 2023 15:29:38 +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: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: rscheff@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: rscheff@freebsd.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: assigned_to Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable 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 MIME-Version: 1.0 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D275798 Richard Scheffenegger changed: What |Removed |Added ---------------------------------------------------------------------------- Assignee|bugs@FreeBSD.org |rscheff@freebsd.org --- Comment #4 from Richard Scheffenegger --- Can you please enable bblogging: Enable BBR logging for all TCP sessions: # sysctl net.inet.tcp.bb.log_auto_mode=3D4 # sysctl net.inet.tcp.bb.log_auto_all=3D1 # sysctl net.inet.tcp.bb.log_auto_ratio=3D1 when this panic is easily reproducible?=20 Alternatively, a tcpdump of the tcp session(s) within the ipsec tunnel (not= a interface packet capture, but after the decoding).=20 The core should then contain full chains of the relevant information we cou= ld extract offline... The full sequence of tcp packets from the onset of packet loss and the ACKs (with SACKs) from the remote side should yield some clue why this is happen= ing. This appears to be some kind of SACK (selective acknowledgment) accounting error - but no recent change in this area... --=20 You are receiving this mail because: You are the assignee for the bug.=