From owner-svn-src-all@freebsd.org Sun Aug 23 21:19:18 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 5ED913CB671; Sun, 23 Aug 2020 21:19:18 +0000 (UTC) (envelope-from tuexen@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 "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4BZSn21pN1z4Xvg; Sun, 23 Aug 2020 21:19:18 +0000 (UTC) (envelope-from tuexen@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 22244DA34; Sun, 23 Aug 2020 21:19:18 +0000 (UTC) (envelope-from tuexen@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 07NLJHja054436; Sun, 23 Aug 2020 21:19:17 GMT (envelope-from tuexen@FreeBSD.org) Received: (from tuexen@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 07NLJH0C054435; Sun, 23 Aug 2020 21:19:17 GMT (envelope-from tuexen@FreeBSD.org) Message-Id: <202008232119.07NLJH0C054435@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: tuexen set sender to tuexen@FreeBSD.org using -f From: Michael Tuexen Date: Sun, 23 Aug 2020 21:19:17 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r364546 - stable/12/sys/netinet X-SVN-Group: stable-12 X-SVN-Commit-Author: tuexen X-SVN-Commit-Paths: stable/12/sys/netinet X-SVN-Commit-Revision: 364546 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 23 Aug 2020 21:19:18 -0000 Author: tuexen Date: Sun Aug 23 21:19:17 2020 New Revision: 364546 URL: https://svnweb.freebsd.org/changeset/base/364546 Log: MFC r357830: Don't panic under INVARIANTS when we can't allocate memory for storing a vtag in time wait. This issue was found by running syzkaller. Modified: stable/12/sys/netinet/sctp_pcb.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/netinet/sctp_pcb.c ============================================================================== --- stable/12/sys/netinet/sctp_pcb.c Sun Aug 23 21:12:37 2020 (r364545) +++ stable/12/sys/netinet/sctp_pcb.c Sun Aug 23 21:19:17 2020 (r364546) @@ -4631,9 +4631,6 @@ sctp_add_vtag_to_timewait(uint32_t tag, uint32_t time, SCTP_MALLOC(twait_block, struct sctp_tagblock *, sizeof(struct sctp_tagblock), SCTP_M_TIMW); if (twait_block == NULL) { -#ifdef INVARIANTS - panic("Can not alloc tagblock"); -#endif return; } memset(twait_block, 0, sizeof(struct sctp_tagblock));