From nobody Tue Jun 13 19:50:46 2023 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 4QgfLG22VHz4dh8G for ; Tue, 13 Jun 2023 19:50:46 +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 4QgfLG0mLSz3kkt for ; Tue, 13 Jun 2023 19:50:46 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1686685846; 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=THUHmhi2a5H1C73Ty+abNLFa7hJVvZXGlkqSHYnJ8wk=; b=nnd2VRS6H+pyV7uPrO5IHt34MgdI/m8ZE/rxQ8oYNf3h4h7b9ceU/MeIUk6es/WPO8IfxF zIVq8+ueDc6XDXuwLt+kxEjJHLSaRTAttq4y93eoUsRmoX2m75K4W9BWoLnk+75C3rd2jX mesKfZXxmNgSMzSuremg700J4FVJK77hfWoe34jL5Puo/OkGfhChdzdxEF/cMiXIQvxXOk kqK0NFg2hzb9kChJqFhASzZhJZ/ix+NwhRhe0+pigPEzRz3x7Gx4j0IdIzfeZ7QzZe/D8q xw9VT27wz7/147gIWzKqWzVLKvI2PnHcdVTAy4FpD1HLZCAuqw3MV+SFNSf4gA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1686685846; a=rsa-sha256; cv=none; b=Bo6Ab/5Cl65KSzNXFV4Im2ZTRSkXm4/NHt+x/fU6cfcsFMqEbQPpZvav7MHorE9Bf508WY h129Tp7IJQ7iPd71lyxgYxm30FAVWC79ez02cnrr457LhDMCxUOIcmLD7Sj/zqGxPqNySE 1mKpkdbWrJViiQeGKpa3vANgAt9otZV05fEtPncnTzQYyUKwDE2nCv0EI34U2Hg9ANdgdI 8thl5jt1DyCfUGxBGEIf08yHwJgzzGVDsBza5y+IP/ZPcF06ppc4WobpvcSij+mSlYbsTI 6QFUIJmfijfw5ObkbuIjZnX7k8kjjDidSl2x2SqEgN0DApsxAU9Nie4vA8vRcA== 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 4QgfLF6xdYzbQ7 for ; Tue, 13 Jun 2023 19:50:45 +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 35DJojiT088816 for ; Tue, 13 Jun 2023 19:50:45 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 35DJoj2K088814 for bugs@FreeBSD.org; Tue, 13 Jun 2023 19:50:45 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 271983] mi_switch hang in KVM on Sapphire Rapids running NET_EPOCH_DRAIN_CALLBACKS Date: Tue, 13 Jun 2023 19:50:46 +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: rcm@rcm.sh X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@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: 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=3D271983 --- Comment #9 from R. Christian McDonald --- (In reply to Mark Johnston from comment #8) Cool. blacklisting virtio_random works around the hang. --=20 You are receiving this mail because: You are the assignee for the bug.=