From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate001.proxmox.com (gate001.proxmox.com [IPv6:2a0f:8001:1:32::40]) by lore.proxmox.com (Postfix) with ESMTPS id F19851FF09C for ; Mon, 02 Nov 2026 10:55:59 +0100 (CET) Received: from gate001.proxmox.com (localhost.localdomain [127.0.0.1]) by gate001.proxmox.com (Proxmox) with ESMTP id C36B8216DB; Mon, 02 Nov 2026 10:55:56 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20260707; t=1793613340; x=1794218140; darn=lists.proxmox.com; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to:content-type; bh=n7PjpoZXrIiPTRS6RC7GTPKq7ltrtXofmACQcIaad8E=; b=owk7maHBOh9SpRyKkn7dn/d4yAKtS50QrQHWQZSZq43QxkvYR9qp1UcTi4+WBDtXyw qKnJE1u7V46HH7K0JD3wuXbU+i9/TnuQKrvwvzfv/QoPO6h1H9mDhxfM8sfbii4ZKyAc M1cf1Vn+sLE+vafgDbmUBjRgxcGHP8l+3WyIlf0thEA2aKZ3lSESrSi+y5gGvmDvyxgN OjnztRSzmwTx6rqMtuq96/Tp8I2JbzlYk2HsmSGWaGLtsfo86EB+Sj+62dnFk3cnkJyy 0XR57VavxRtOkE1WUe6ljDV1wZir4WhUWnN1Pow5C3ZnhV/YdigOaAR7GNLFzQBGoIVg McEA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1793613340; x=1794218140; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to:content-type; bh=n7PjpoZXrIiPTRS6RC7GTPKq7ltrtXofmACQcIaad8E=; b=w160aw8ExjY0BeCScMbEGjB8t0NehK3vNxcOkc0fVB0kImVtG1O6Cmb64fLw+7k7Ma W/7/aaxN/KpyWx03DoM1GltfieM+EbUl+XMnFS3fKKbMp5E53dK3Kjr64c9x3OT1PU6J uBUWTiQlxsVrc1DaP85KpwFFF1Jd5l0WII4v2RQMmixdzoTtCFVmBfWPzQl8Udrq3wlW PnMqXnyH4E7+iCn9WPbAEOVdZP+Gshikr7iBmJGDSoFyYEcOy++yGJZLQX33G6bLhVER J4XAgAvm/Jq2/nXEsUc0zVR4PDQLLdVmkOrZqs4UC5gxP8PXCNVKAV7Lix9hl5m1aDDf Nqvg== X-Gm-Message-State: APuU4Z+VyF9diaS2FeH3e2Y9dBagr9vdEk/yben3gE2M5arRrYT2wYYb yuFZa3ComPZ+Q95gzLHtcZ6vOGUzfHhV4vrJhEK62c963PaVQPD8s1hB6F5tew== X-Gm-Gg: AYBFou3nFP7eqc/6ZiijpUARIljFCtj1nMBuhl2VrPo+7j1sVURO0sZKohQidEyOqzm 3HymyuE42nxA34Q87gPkKVzNg9baHqbSl32srov5CSUNBDn2kgpBX+x+TQdkM8UW9uyaTW+PhGw I9tAenbJAFXLwe2m9IkLO43ui0LG29QwcC7+9RmBsHrHDMXtqIyCShkNY6GTZe6z6tVOsgoI9SA uMT/CapJbnpxaGtAQ94AurGaXiA86wXPG1kOs8A2pdDDgk7rgA/TOSscqY2Q22GEmaXHOBuSbx3 KWbhWAJ/xDorjFqUhTOQD1L7nyAAsOS986keMXIddBzAXIkZIZyfps/zXGqfBrw4eqdYKau+/w4 6OK2JhrooPha3jqJ30FtLakqJLSiJRIUdU1bV+MCD9APQaqXAGJj/neGlXxnPICyTtx3+UGPAmZ DPAaVVNvWOWZmG7p3rokN94VA273H+LLAIA9zKu4B1kMWmkV7wtDWc9H+88bFeY0dEWy75LtLsn eCOCP/goznpOBC8554hmBx25AFM/IStnzXQZOz9oOn/Bg5TQGXY12gdLylQSL3zMNVeF+THCsr/ 5LDFo4lwBd5WkWG7kfQBKM8rA1YUqL/p9rnVPzG0eU0= X-Received: by 2002:a17:90b:4a46:b0:3aa:f2c4:12e9 with SMTP id 98e67ed59e1d1-3ae8953617fmr8564072a91.3.1793613340348; Mon, 02 Nov 2026 01:55:40 -0800 (PST) From: Kaiyang Wu X-Google-Original-From: Kaiyang Wu To: pve-devel@lists.proxmox.com Subject: [PATCH qemu-server v4 1/3] qemuserver: add pvpanic device Date: Mon, 2 Nov 2026 17:55:23 +0800 Message-ID: <20261102095525.1635251-2-wukaiyang@loongfans.cn> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261102095525.1635251-1-wukaiyang@loongfans.cn> References: <20261102095525.1635251-1-wukaiyang@loongfans.cn> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 DKIM_SIGNED 0.1 Message has a DKIM or DK signature, not necessarily valid DKIM_VALID -0.1 Message has at least one valid DKIM or DK signature DKIM_VALID_AU -0.1 Message has a valid DKIM or DK signature from author's domain DKIM_VALID_EF -0.1 Message has a valid DKIM or DK signature from envelope-from domain DMARC_PASS -0.1 DMARC pass policy FREEMAIL_ENVFROM_END_DIGIT 1 Envelope-from freemail username ends in digit FREEMAIL_FROM 0.001 Sender email is commonly abused enduser mail provider RCVD_IN_DNSWL_NONE -0.0001 Sender listed at https://www.dnswl.org/, no trust SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Message-ID-Hash: XERGYAU3JP5A2HBZLLFES5URHRTTHWLX X-Message-ID-Hash: XERGYAU3JP5A2HBZLLFES5URHRTTHWLX X-MailFrom: wukaiyang2003@gmail.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: Kaiyang Wu X-Mailman-Version: 3.3.10 Precedence: list List-Id: Proxmox VE development discussion List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Add pvpanic PCI device to monitor guest system panics. Allow to specify the action to perform when the guest system panics. Suggested-by: Dominik Csapak Signed-off-by: Kaiyang Wu --- src/PVE/API2/Qemu.pm | 1 + src/PVE/QemuServer.pm | 43 +++++++++++++++++++++++++++++++++++++++ src/PVE/QemuServer/PCI.pm | 1 + 3 files changed, 45 insertions(+) diff --git a/src/PVE/API2/Qemu.pm b/src/PVE/API2/Qemu.pm index 7830d09b..8a65d586 100644 --- a/src/PVE/API2/Qemu.pm +++ b/src/PVE/API2/Qemu.pm @@ -840,6 +840,7 @@ my $hwtypeoptions = { 'watchdog' => 1, 'audio0' => 1, 'rng0' => 1, + 'pvpanic' => 1, }; my $generaloptions = { diff --git a/src/PVE/QemuServer.pm b/src/PVE/QemuServer.pm index b4a1a38d..2a13a1fb 100644 --- a/src/PVE/QemuServer.pm +++ b/src/PVE/QemuServer.pm @@ -143,6 +143,24 @@ sub nodename { return $nodename_cache; } +my $pvpanic_fmt = { + enabled => { + default_key => 1, + type => 'boolean', + description => "Create a pvpanic device to monitor guest panics.", + default => 0, + }, + action => { + type => 'string', + enum => [qw(none pause shutdown exit-failure)], + description => + "The action to perform if the guest panics.", + default => 'shutdown', + optional => 1, + }, +}; +PVE::JSONSchema::register_format('pve-qm-pvpanic', $pvpanic_fmt); + my $watchdog_fmt = { model => { default_key => 1, @@ -741,6 +759,12 @@ EODESCR optional => 1, default => 1, }, + pvpanic => { + optional => 1, + type => 'string', + format => 'pve-qm-pvpanic', + description => "Create a panic monitor device.", + }, }; my $cicustom_fmt = { @@ -1643,6 +1667,16 @@ sub print_smbios1 { PVE::JSONSchema::register_format('pve-qm-smbios1', $smbios1_fmt); +sub parse_pvpanic { + my ($value) = @_; + + return if !$value; + + my $res = eval { parse_property_string($pvpanic_fmt, $value) }; + warn $@ if $@; + return $res; +} + sub parse_watchdog { my ($value) = @_; @@ -3538,6 +3572,15 @@ sub config_to_command { push @$devices, '-device', $ballooncmd; } + if ($conf->{pvpanic}) { + my $pvpanicopts = parse_pvpanic($conf->{pvpanic}); + if ($pvpanicopts->{enabled}) { + my $pvpanicpciaddr = print_pci_addr("pvpanic", $arch); + push @$devices, '-device', "pvpanic-pci,id=pvpanic$pvpanicpciaddr"; + } + push @$devices, '-action', "panic=$pvpanicopts->{action}" if $pvpanicopts->{action}; + } + if ($conf->{watchdog}) { my $wdopts = parse_watchdog($conf->{watchdog}); my $pciaddr = print_pci_addr("watchdog", $arch); diff --git a/src/PVE/QemuServer/PCI.pm b/src/PVE/QemuServer/PCI.pm index d7dc6121..5b0603a0 100644 --- a/src/PVE/QemuServer/PCI.pm +++ b/src/PVE/QemuServer/PCI.pm @@ -220,6 +220,7 @@ sub get_pci_addr_map { 'pci.4' => { bus => 1, addr => 28 }, 'rng0' => { bus => 1, addr => 29 }, 'pci.2-igd' => { bus => 1, addr => 30 }, # replaces pci.2 in case a legacy IGD device is passed through + 'pvpanic' => { bus => 1, addr => 31 }, 'virtio6' => { bus => 2, addr => 1 }, 'virtio7' => { bus => 2, addr => 2 }, 'virtio8' => { bus => 2, addr => 3 }, -- 2.56.0