From nobody Mon Oct 28 15:43:32 2024 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 4Xcd2s1S6pz5bV1W for ; Mon, 28 Oct 2024 15:43:33 +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 "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Xcd2r4ZZWz41wl for ; Mon, 28 Oct 2024 15:43:32 +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=1730130212; 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=X4xBHr5tsYzzjEZPS5lxHvmtFIOwVaCRvfleVpYwajM=; b=K2hK0tl2WrwJIcw3w8k72fRPf++AEpb2g5QuAO2KuDzQI+nxx5y211EnSp7iGv77/xgWDz L7Xgiw4LgiTMK0lhvqIfSv7ZRoOaAscFTLhdEQMu5EzRnn+bzLcImgZe8jqgC7WtGjCT0y zUEKgPTg4N8y9lGi2B90hbAenZr7iF4aAeljimeOIPUhuJAPvFlSU+5Ff52pXsXt5QxBXG /9wBrx6xN04qI64pEZ6Ko0eIWgGFBiQvSTDSM8zeVp9/oaeiR5aumngXHljbKcFstl1TTZ Ac6zWgoS4IbBneuQ6Tl6YTExTnR/bXWd63VNeXQAdQIRIIBxJB2HBmzkb12vmw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1730130212; a=rsa-sha256; cv=none; b=taagzLuYchezQtXNBmSPUbkLddPNZi9BcBez2CSjHG9gCkEMwxmBp/bSo0dkDRJzmSJwj4 rSJoO2J56Umbb66BwxveY+pQj2p9PX3tjlzkOCHDn0sSklD6LW45F5cdATP6Z4z0N76XRZ aujgKlrrWpG8tU8yMbX4n7JhD7J/BW5FZjZ3cYaIHjVgPmzg8AlZZ6oOjqp/RPQwepOPvI wMfSoDQtWF1FVjmadbnM7BkYXj/XfWu8ENza2/dQ6vYvRb2AZFR/MaxhjlUI+wY0tBAnIM gkd2s/ptuOXyO9kSk0O3Jgh7oMd7IQKsWzJoG/qWQDd0ICYZUgVQstBhHDfEsg== 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 4Xcd2r3Rzrzklh for ; Mon, 28 Oct 2024 15:43:32 +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 49SFhWur048680 for ; Mon, 28 Oct 2024 15:43:32 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 49SFhWdl048679 for bugs@FreeBSD.org; Mon, 28 Oct 2024 15:43:32 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: Mon, 28 Oct 2024 15:43:32 +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: markj@FreeBSD.org 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 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D271983 --- Comment #11 from Mark Johnston --- I believe commit f1c5a2e3a625053e2b70d5b1777d849a4d9328f2 addresses the underlying CPU utilization problem. Can you confirm that that's the case? --=20 You are receiving this mail because: You are the assignee for the bug.=