From nobody Sat Feb 25 19:53:04 2023 X-Original-To: virtualization@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 4PPHVm4ySMz3tpTs for ; Sat, 25 Feb 2023 19:53:04 +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 4PPHVm0wkFz4BLl for ; Sat, 25 Feb 2023 19:53:04 +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=1677354784; 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; 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Sat, 25 Feb 2023 19:53:03 +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 31PJr3dA010152 for ; Sat, 25 Feb 2023 19:53:03 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 31PJr39u010151 for virtualization@FreeBSD.org; Sat, 25 Feb 2023 19:53:03 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: virtualization@FreeBSD.org Subject: [Bug 269823] rand_harvest produces 100%CPU on 1 CPU with virtio_random.ko loaded Date: Sat, 25 Feb 2023 19:53:04 +0000 X-Bugzilla-Reason: CC 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: freebsd@igalic.co X-Bugzilla-Status: New 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: Discussion List-Archive: https://lists.freebsd.org/archives/freebsd-virtualization List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-virtualization@freebsd.org X-BeenThere: freebsd-virtualization@freebsd.org MIME-Version: 1.0 X-ThisMailContainsUnwantedMimeParts: N https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D269823 --- Comment #2 from Mina Gali=C4=87 --- not much different or unexpected from procstat kstack either: root@freebsd:~ # procstat -w 1 kstack -v 6 PID TID COMM TDNAME KSTACK 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe 6 100074 rand_harvestq - vtrnd_read+0xa4 random_kthread+0x174 fork_exit+0x80 fork_trampoline+0xe --=20 You are receiving this mail because: You are on the CC list for the bug.=