From nobody Sun Sep 18 13:14:12 2022 X-Original-To: net@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 4MVpDP1zT2z4cM4G for ; Sun, 18 Sep 2022 13:14:13 +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 4MVpDP0x97z3G3p for ; Sun, 18 Sep 2022 13:14:13 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) 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 4MVpDP00mpz13BR for ; Sun, 18 Sep 2022 13:14:13 +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 28IDEChX002255 for ; Sun, 18 Sep 2022 13:14:12 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 28IDEC7x002254 for net@FreeBSD.org; Sun, 18 Sep 2022 13:14:12 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: net@FreeBSD.org Subject: [Bug 264257] [tcp] Panic: Fatal trap 12: page fault while in kernel mode (if_io_tqg_4) - m_copydata ... at /usr/src/sys/kern/uipc_mbuf.c:659 Date: Sun, 18 Sep 2022 13:14:12 +0000 X-Bugzilla-Reason: CC AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 13.1-RELEASE X-Bugzilla-Keywords: crash, needs-qa X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: ddobrev85@gmail.com X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: maintainer-feedback? maintainer-feedback? maintainer-feedback- maintainer-feedback? mfc-stable13? X-Bugzilla-Changed-Fields: 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: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1663506853; 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=3flBlrUQ9qZdO7ldVBI00qv4E/OGs4XJ4jobHArmtwI=; b=FXrzgzeQbOsGaBwFO8g8lcgB0PvEub2xYssyvqWL3bY1XgYNSFCI4v5Go9E5lq6VSWQ5X/ FxRZu6h/vZddgBR7hnRupyfbOZpsP9ytWczlSW1dy695YulxpQ38bwSL1vcO/cwVARGu7N qJ4vJKKkNrlbVX/rar4cAD1ZLTVJ5NdtQ23hxZwXg+4csBjJnerHKtV4FYHqHQxOlvzya+ Gi1FT7Y59o34Hod/RRQUxPOcZ9q/Q3Oqo82+QqGiIWIp3Cao7oNWlntliyD56Vu2kg0yRm XwCY75Je9Va7uUabQz68+uTt82D2kV8Va/4QoTHzQBgscNm9dMBMr1U46mWZew== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1663506853; a=rsa-sha256; cv=none; b=d98Q1IiBysbA+UlZSsMA903HNggMCONEDFQTrUgdQXOvoRdEta2AiWlIhVliPHOCoYn8aJ SESGBKdHfq7vPqhEbU2UIuvuXC4RQprAGzw/Y8atCxwDNkPcqm9fbZ6ibWMHLR8+dpW2/l Qz174R/hTPkv35OFxYjzS0PPkYLaHRxhRw9Xm/Vd3v7HRXbKh0bYG6LuGiM4Dcz6tNPNca sIi7PEUdBI0tYiYq4bo/t99wIxyXw5mEotdx+JlihrsqoOfLwMS6cnid/cxbLpq0FQ82iJ dAARN0KazsSlOQInUQcTqRwZm2zupF3Q4NqHNLez1CnHI0JofZ0M7xVEWUesEA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D264257 --- Comment #88 from Dobri Dobrev --- Comment on attachment 236664 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D236664 Fix offset computation The patch doesn't match with tcp_output.c in 13-stable. } else { len =3D ((int32_t)ulmin(cwin, SEQ_SUB(p->end, p->rxmit))); } off =3D SEQ_SUB(p->rxmit, tp->snd_una); KASSERT(off >=3D 0,("%s: sack block to the left of una : %d", __func__, off)); if (len > 0) { sack_rxmit =3D 1; sendalot =3D 1; TCPSTAT_INC(tcps_sack_rexmits); TCPSTAT_ADD(tcps_sack_rexmit_bytes, min(len, tcp_maxseg(tp))); } --=20 You are receiving this mail because: You are on the CC list for the bug. You are the assignee for the bug.=