From nobody Fri Jul 23 23:29:46 2021 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 608D6127D853 for ; Fri, 23 Jul 2021 23:29:46 +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 4GWlsQ27zTz3tBl for ; Fri, 23 Jul 2021 23:29:46 +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 2E4022D464 for ; Fri, 23 Jul 2021 23:29:46 +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 16NNTkVZ055272 for ; Fri, 23 Jul 2021 23:29:46 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 16NNTkP1055271 for bugs@FreeBSD.org; Fri, 23 Jul 2021 23:29:46 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 257368] ggate(d) misbehaving Date: Fri, 23 Jul 2021 23:29:46 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: 12.2-STABLE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: johannes@jo-t.de X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter Message-ID: 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 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D257368 Bug ID: 257368 Summary: ggate(d) misbehaving Product: Base System Version: 12.2-STABLE Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: bin Assignee: bugs@FreeBSD.org Reporter: johannes@jo-t.de Looks like there's a 32 bit integer overflow or underflow glitch in ggated = or ggatec (not sure yet which). Relevant lines from the log. ggated first: [...snipped...] debug: Received hdr packet. debug: recv_thread: offset=3D53686845440 length=3D114688 debug: disk_thread: offset=3D53686845440 length=3D114688 debug: send_thread: offset=3D53686845440 length=3D114688 debug: Sent hdr packet. debug: Sent 114688 bytes (offset=3D53686845440, size=3D114688). debug: Received hdr packet. debug: recv_thread: offset=3D16384 length=3D2147467264 debug: disk_thread: offset=3D16384 length=3D2147467264 debug: send_thread: offset=3D16384 length=3D2147467264 debug: Sent hdr packet. debug: Process 2048 exiting. Notice the suspicious length paramter: 2147467264 =3D 0x7FFFC000 114688 =3D 0x 1C000 Corresponding log from ggatec: [...snipped...] debug: Received 114688 bytes (offset=3D53686845440, size=3D114688). debug: Sent hdr packet. debug: Received hdr packet. debug: Received data packet. error: Lost connection 4. debug: recv_thread: Died. debug: send_thread: Died. And ggated promptly allocates an additional 2GB of memory. Line from top: PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND 2048 root 1 20 0 2077M 1217M spa_na 1 0:05 0.00% ggated --=20 You are receiving this mail because: You are the assignee for the bug.=