From nobody Mon Jun 13 02:26:58 2022 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 B193083D4E8 for ; Mon, 13 Jun 2022 02:26:58 +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 4LLwSL2x9Pz3GVH for ; Mon, 13 Jun 2022 02:26:58 +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 41547517C for ; Mon, 13 Jun 2022 02:26:58 +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 25D2Qwnn068448 for ; Mon, 13 Jun 2022 02:26:58 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 25D2Qwcu068447 for bugs@FreeBSD.org; Mon, 13 Jun 2022 02:26:58 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 264649] drm: fix signed integer overflow Date: Mon, 13 Jun 2022 02:26:58 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: Unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: xiaohuizhang@ruc.edu.cn 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 attachments.created 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 ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1655087218; 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; bh=XmSA1f8kzlqmQ+L9EbylCEf5FgT/Tk/AVuZfJ/zW3cU=; b=tb7gUcJ3pHLKYjVaIFxAel2OGb8jihhd90DVvpOF/TjI245OTlinzWoFmLjwxnaS76zXB0 wCkf/tvgzENVEWVj0SDqADXTvzxlJIH1JfylJOcPpAXB70ndKI2EPw90Guo74fd3T9IWZ+ Q5Edz8VwTK5n37iGvA0uzyexju4diO3bZM25P6vXI83tt5wb/6w3jC3nCwRHXl1peFeovw BeFNl3pIHzM92GPvB8lkFc7G43CBWroD+Yx6NSbNY2r52T3rCHc7X9ay8xUpPwEj5tud8b e0o0DNpyqQPU0dt6CJpMWxxB7m+chwTEFN/DllHkBo/w/YWp+KOM6iZa0RoUBg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1655087218; a=rsa-sha256; cv=none; b=o4jsVTAfbkf04d3MDfNI7/0NKJtRLsQ/Hsq95a1BkhAX+IchjV0N7+kAhieuHjZtw68U8t FAIL+QD9zPbIKVPEo4TFD9G5OrhOWiwPOps2S4cQZliZ6J0owr86DktxGlCpKCpo6+mCA9 487LgjxAYPjqzyPi/cWHF9fML5M4WwWMIDvfY12ZuFB+fLCjN9TiDzunQwrIZJdPyHwTK3 AKdFPTLb3lq7ztCfyNCDFrXISdmZXRTwKldhnHihaOfyA3j3CuYWSYSnw1j22XxEFf8Esv 9wWaHjn4mKUjsflsH4s4kXbBLMq1BYepfsZghww8MKeW5Vi0NJrOsw8ihFNvMg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D264649 Bug ID: 264649 Summary: drm: fix signed integer overflow Product: Base System Version: Unspecified Hardware: Any OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: xiaohuizhang@ruc.edu.cn Created attachment 234655 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D234655&action= =3Dedit a possible patch Use 1UL for unsigned long, or we'll meet a overflow issue with UBSAN. --=20 You are receiving this mail because: You are the assignee for the bug.=