From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from email.studentenwerk.mhn.de (email.studentenwerk.mhn.de [141.84.225.229]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3FC242D3225 for ; Sat, 17 Oct 2026 17:32:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=141.84.225.229 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792258374; cv=none; b=Q95OInzIdyRDhuD75rsHsqPcvF3BXNFYTq3DNN+T1h+Dv8XrPMVgyzgx322OsCIzL8l6D8/bAaApFpEbKUuPtFqGkuWSE5vPeIMYMM1bKqgKBAEdFbFvKksicnAu/nA8V9PJmsNjggomjxtfHEZLNIuE7KUH/qW90rdRRV5yJ3o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792258374; c=relaxed/simple; bh=hQahv0hMCndcw6zIO0AYyaRPTZcR+z1uS6lyARz84fg=; h=MIME-Version:Date:From:To:Cc:Subject:Message-ID:Content-Type; b=lQ7smFNebi5VvZM+dc8hHL3CwVq4Hn4L1NCzjwR1eod2CRUp67jTgzuWyfDaTC10A2kChUTlEYJmCxl02mJigxFZFRYBs2GeqihjwhRsDp7B1mwrf7eV1q7Tc5uKOXuuB2KG0NwD0MSYvQaw1oklZYDrX1EDGUhXbBWNw/pyX58= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=stwm.de; spf=pass smtp.mailfrom=stwm.de; dkim=pass (2048-bit key) header.d=stwm.de header.i=@stwm.de header.b=a0dM+Srr; arc=none smtp.client-ip=141.84.225.229 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=stwm.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=stwm.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=stwm.de header.i=@stwm.de header.b="a0dM+Srr" Received: from mailhub.studentenwerk.mhn.de (mailhub.studentenwerk.mhn.de [127.0.0.1]) by email.studentenwerk.mhn.de (Postfix) with ESMTPS id 4j6TJH0j33zRhRH; Sat, 17 Oct 2026 19:26:55 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stwm.de; s=stwm-20170627; t=1792258015; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=9hlGfBTH5SRn2sKFvC+kkCjNIomiHxWGIsWXi0zLoJI=; b=a0dM+Srr1R9e4TaDDpqBz4VxRD4QjnSMJIrxqFWBi0ndK91O9wjGeiGfG/yQxed5mQeNAK Vnzrqtx3ef2T6bzxkpUthOMugSC6KhZScV63gJ7AvLHmkHs2pkek9gBADayYW76XCT6n4m FwQCPpOjfL2mQVTcJb9uizhgw/Q+BYQJEVoM4HSZkq2P3ADRLYi3cZvZ5cITbK2e9ZaGOr fhRCcqDxCktM6iUfCzuz+qyHSkyGNi8SAth2cRRYbfTq8udt4ug4hHBlSt2jQFI/7bbRrD gJ7FC6gzKS+wlpbfzRIx4/PH1GDm1zpqEslPJUmmriAAIYoMUXrh1FkRqequyw== Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Sat, 17 Oct 2026 19:26:54 +0200 From: Wolfgang Walter To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, "Rafael J. Wysocki" , Sasha Levin Subject: regression 6.18.57: acpi power button vanished in machines running in qemu Message-ID: <5fe757e7aa54c38df3525d313598db99@stwm.de> X-Sender: linux@stwm.de Organization: =?UTF-8?Q?Studierendenwerk_M=C3=BCnchen_Oberbayern?= Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Hello, since 6.18.57 there is no acpi power button any more in virtual qemu based machines (as far as I can see model doesn't matter). Here the output of dmesg | grep -i acpi with 6.18.57: [ 0.003119] ACPI: Early table checksum verification disabled [ 0.003122] ACPI: RSDP 0x00000000000F5250 000014 (v00 BOCHS ) [ 0.003125] ACPI: RSDT 0x000000007FFE2439 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.003129] ACPI: FACP 0x000000007FFE2229 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.003133] ACPI: DSDT 0x000000007FFE0040 0021E9 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.003136] ACPI: FACS 0x000000007FFE0000 000040 [ 0.003137] ACPI: APIC 0x000000007FFE231D 000080 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.003139] ACPI: HPET 0x000000007FFE239D 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.003141] ACPI: MCFG 0x000000007FFE23D5 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.003143] ACPI: WAET 0x000000007FFE2411 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.003144] ACPI: Reserving FACP table memory at [mem 0x7ffe2229-0x7ffe231c] [ 0.003145] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe2228] [ 0.003146] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.003147] ACPI: Reserving APIC table memory at [mem 0x7ffe231d-0x7ffe239c] [ 0.003147] ACPI: Reserving HPET table memory at [mem 0x7ffe239d-0x7ffe23d4] [ 0.003148] ACPI: Reserving MCFG table memory at [mem 0x7ffe23d5-0x7ffe2410] [ 0.003148] ACPI: Reserving WAET table memory at [mem 0x7ffe2411-0x7ffe2438] [ 0.005074] ACPI: PM-Timer IO Port: 0x608 [ 0.005087] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.005122] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.005124] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.005125] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.005126] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.005127] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.005129] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.005130] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.037513] ACPI: Core revision 20250807 [ 0.056253] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.068690] ACPI: Added _OSI(Module Device) [ 0.068692] ACPI: Added _OSI(Processor Device) [ 0.068693] ACPI: Added _OSI(Processor Aggregator Device) [ 0.069380] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.070389] ACPI: Interpreter enabled [ 0.070400] ACPI: PM: (supports S0 S3 S4 S5) [ 0.070402] ACPI: Using IOAPIC for interrupt routing [ 0.070479] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.070564] ACPI: Enabled 2 GPEs in block 00 to 3F [ 0.073006] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.073015] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.073053] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 0.073089] acpi PNP0A08:00: _OSC: OS now controls [SHPCHotplug PME AER PCIeCapability] [ 0.095825] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 0.099290] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 0.099407] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 0.099514] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 0.099619] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 0.099735] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 0.099837] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 0.099983] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 0.100088] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 0.100138] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 0.100145] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 0.100150] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 0.100154] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 0.100159] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 0.100163] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 0.100168] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 0.100172] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 0.101366] PCI: Using ACPI for IRQ routing [ 0.173928] pnp: PnP ACPI init [ 0.174037] ACPI: IRQ 4 override to edge(!), high(!) [ 0.174454] pnp: PnP ACPI: found 5 devices [ 0.180876] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.182039] ACPI: \_SB_.GSIA: Enabled at IRQ 16 [ 0.182958] ACPI: \_SB_.GSIB: Enabled at IRQ 17 [ 0.183807] ACPI: \_SB_.GSIC: Enabled at IRQ 18 [ 0.184660] ACPI: \_SB_.GSID: Enabled at IRQ 19 [ 0.649897] ACPI: \_SB_.GSIG: Enabled at IRQ 22 [ 0.650815] ACPI: \_SB_.GSIH: Enabled at IRQ 23 [ 0.652917] ACPI: \_SB_.GSIE: Enabled at IRQ 20 [ 0.654260] ACPI: \_SB_.GSIF: Enabled at IRQ 21 [ 0.660710] ACPI: bus type USB registered [ 1.520244] ACPI: bus type drm_connector registered [ 1.545037] parport_pc 00:02: reported by Plug and Play ACPI And here the same with 6.18.56: [ 0.002892] ACPI: Early table checksum verification disabled [ 0.002893] ACPI: RSDP 0x00000000000F5250 000014 (v00 BOCHS ) [ 0.002896] ACPI: RSDT 0x000000007FFE2439 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.002900] ACPI: FACP 0x000000007FFE2229 0000F4 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.002903] ACPI: DSDT 0x000000007FFE0040 0021E9 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.002905] ACPI: FACS 0x000000007FFE0000 000040 [ 0.002907] ACPI: APIC 0x000000007FFE231D 000080 (v03 BOCHS BXPC 00000001 BXPC 00000001) [ 0.002909] ACPI: HPET 0x000000007FFE239D 000038 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.002910] ACPI: MCFG 0x000000007FFE23D5 00003C (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.002912] ACPI: WAET 0x000000007FFE2411 000028 (v01 BOCHS BXPC 00000001 BXPC 00000001) [ 0.002913] ACPI: Reserving FACP table memory at [mem 0x7ffe2229-0x7ffe231c] [ 0.002914] ACPI: Reserving DSDT table memory at [mem 0x7ffe0040-0x7ffe2228] [ 0.002915] ACPI: Reserving FACS table memory at [mem 0x7ffe0000-0x7ffe003f] [ 0.002915] ACPI: Reserving APIC table memory at [mem 0x7ffe231d-0x7ffe239c] [ 0.002916] ACPI: Reserving HPET table memory at [mem 0x7ffe239d-0x7ffe23d4] [ 0.002916] ACPI: Reserving MCFG table memory at [mem 0x7ffe23d5-0x7ffe2410] [ 0.002916] ACPI: Reserving WAET table memory at [mem 0x7ffe2411-0x7ffe2438] [ 0.004075] ACPI: PM-Timer IO Port: 0x608 [ 0.004081] ACPI: LAPIC_NMI (acpi_id[0xff] dfl dfl lint[0x1]) [ 0.004110] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) [ 0.004112] ACPI: INT_SRC_OVR (bus 0 bus_irq 5 global_irq 5 high level) [ 0.004112] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.004113] ACPI: INT_SRC_OVR (bus 0 bus_irq 10 global_irq 10 high level) [ 0.004113] ACPI: INT_SRC_OVR (bus 0 bus_irq 11 global_irq 11 high level) [ 0.004115] ACPI: Using ACPI (MADT) for SMP configuration information [ 0.004116] ACPI: HPET id: 0x8086a201 base: 0xfed00000 [ 0.023015] ACPI: Core revision 20250807 [ 0.038123] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 [ 0.049553] ACPI: Added _OSI(Module Device) [ 0.049554] ACPI: Added _OSI(Processor Device) [ 0.049555] ACPI: Added _OSI(Processor Aggregator Device) [ 0.050320] ACPI: 1 ACPI AML tables successfully acquired and loaded [ 0.052728] ACPI: Interpreter enabled [ 0.052728] ACPI: PM: (supports S0 S3 S4 S5) [ 0.052728] ACPI: Using IOAPIC for interrupt routing [ 0.052728] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug [ 0.052728] ACPI: Enabled 2 GPEs in block 00 to 3F [ 0.053130] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff]) [ 0.053134] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3] [ 0.053150] acpi PNP0A08:00: _OSC: platform does not support [PCIeHotplug LTR] [ 0.053173] acpi PNP0A08:00: _OSC: OS now controls [SHPCHotplug PME AER PCIeCapability] [ 0.076666] pci 0000:00:1f.0: quirk: [io 0x0600-0x067f] claimed by ICH6 ACPI/GPIO/TCO [ 0.080509] ACPI: PCI: Interrupt link LNKA configured for IRQ 10 [ 0.080543] ACPI: PCI: Interrupt link LNKB configured for IRQ 10 [ 0.080571] ACPI: PCI: Interrupt link LNKC configured for IRQ 11 [ 0.080599] ACPI: PCI: Interrupt link LNKD configured for IRQ 11 [ 0.080627] ACPI: PCI: Interrupt link LNKE configured for IRQ 10 [ 0.080658] ACPI: PCI: Interrupt link LNKF configured for IRQ 10 [ 0.080710] ACPI: PCI: Interrupt link LNKG configured for IRQ 11 [ 0.080740] ACPI: PCI: Interrupt link LNKH configured for IRQ 11 [ 0.080754] ACPI: PCI: Interrupt link GSIA configured for IRQ 16 [ 0.080757] ACPI: PCI: Interrupt link GSIB configured for IRQ 17 [ 0.080759] ACPI: PCI: Interrupt link GSIC configured for IRQ 18 [ 0.080762] ACPI: PCI: Interrupt link GSID configured for IRQ 19 [ 0.080765] ACPI: PCI: Interrupt link GSIE configured for IRQ 20 [ 0.080768] ACPI: PCI: Interrupt link GSIF configured for IRQ 21 [ 0.080770] ACPI: PCI: Interrupt link GSIG configured for IRQ 22 [ 0.080773] ACPI: PCI: Interrupt link GSIH configured for IRQ 23 [ 0.081218] PCI: Using ACPI for IRQ routing [ 0.118556] pnp: PnP ACPI init [ 0.118688] ACPI: IRQ 4 override to edge(!), high(!) [ 0.119019] pnp: PnP ACPI: found 5 devices [ 0.124970] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns [ 0.125698] ACPI: \_SB_.GSIA: Enabled at IRQ 16 [ 0.126096] ACPI: \_SB_.GSIB: Enabled at IRQ 17 [ 0.126535] ACPI: \_SB_.GSIC: Enabled at IRQ 18 [ 0.126912] ACPI: \_SB_.GSID: Enabled at IRQ 19 [ 0.384736] ACPI: \_SB_.GSIG: Enabled at IRQ 22 [ 0.388909] ACPI: \_SB_.GSIH: Enabled at IRQ 23 [ 0.395883] ACPI: bus type USB registered [ 0.398672] ACPI: \_SB_.GSIE: Enabled at IRQ 20 [ 0.403361] ACPI: \_SB_.GSIF: Enabled at IRQ 21 [ 1.099841] ACPI: bus type drm_connector registered [ 1.276439] ACPI: button: Power Button [PWRF] [ 1.278258] parport_pc 00:02: reported by Plug and Play ACPI As one can see, there is no ACPI: button: Power Button [PWRF] This is nasty as now shutdown with virsh stops working (qemu's system_powerdown does nothing). Regards, -- Wolfgang Walter Studierendenwerk München Oberbayern Anstalt des öffentlichen Rechts