From nobody Tue Jul 12 12:46:22 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 CE9CD17FD6A9 for ; Tue, 12 Jul 2022 12:46:22 +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 4Lj0qf3dz1z3slC for ; Tue, 12 Jul 2022 12:46:22 +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 4Lj0qf2cwWzkhQ for ; Tue, 12 Jul 2022 12:46:22 +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 26CCkMKq024089 for ; Tue, 12 Jul 2022 12:46:22 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 26CCkMEl024088 for net@FreeBSD.org; Tue, 12 Jul 2022 12:46:22 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 265154] tcp: syncache_expand() potential race Date: Tue, 12 Jul 2022 12:46:22 +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 Only Me X-Bugzilla-Who: kp@freebsd.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: 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=1657629982; 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=JnXhfkVMNCIMX3OzyhmcDQopynyfv4h3zrMZL9mS4qk=; b=c1oq96H9ocCksfodeHlMWVdzRwjD1lWtZsbJk8BLHknEaK0pMPP29r+24Tprm6pJcEF5dr xBO8blOwpp1jNaG0xd4zZ7fqfV2pGJ7ilTIm+MIKUUaa7XHyXGJyoK+KHu7ihMZDZu6Yma fVV9d3wIGcwM6bsI9xzPqrF/kkTd/Qw5x6jX/0fA/hRx+QFoPDYTg4XvOtkurCy1MKrZl6 hPriffGf3HXqzs9rknwRw7BthXHTTMTeDZ4F6iJQUtnsgHi6lGwgfDx4gPeZP3DHOGwGUs R9W7KUfYpX5ZvBowg5z2S6iopmCseoBxVJpp/Ku58GlTGpHptQ0p1AD+V7Xgqw== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1657629982; a=rsa-sha256; cv=none; b=R8BI487fDG2n29HrhWUhxGIMDZ+GSWni2CQEo/Sv7ubE8MqLqPfV6hccRNRGKJtT69+/h0 BEQtTv1ii4Xk07Xzt7NyqWx0cvWoVNruVql3MCmKbKfrsEyT+TaPZUFwUD/0jIzEYifr8O IUCz3/F93ofMMAqQUC1eOA0ZmtjNbxg7IaC21Fb9bQo9SMPuXXrmTNH0O8g+0NCbbKNear VwJ2INVXM4pRNkko1HXiIDQsB+iJxoR+AkhT+ktB4kunF+EqJCMtVZ0UpmocKD+Ipl1s1Y 4NSZl6sB8UIv2MZTYWWAvWRTqiKE/8HJndGp5MyWROK9yp31EJQdF43zmgLTYw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D265154 --- Comment #2 from Kristof Provost --- (In reply to Michael Tuexen from comment #1) Correct, yes. Here's a pcap with a few attempts, some successful, some fail= ing: http://people.freebsd.org/~kp/265154.pcap --=20 You are receiving this mail because: You are the assignee for the bug.=