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[2a01:c22:7ab5:f000:819a:3b4d:1a79:9330]) by smtp.googlemail.com with ESMTPSA id h21-20020a17090619d500b00a46447348e8sm7671717ejd.191.2024.03.20.13.21.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 20 Mar 2024 13:21:34 -0700 (PDT) Message-ID: <62500f74-8d73-40f3-80dd-36d3f70084f0@gmail.com> Date: Wed, 20 Mar 2024 21:21:34 +0100 Precedence: bulk X-Mailing-List: linux-i2c@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: i2c: designware: unhandled interrupt on N100 lpss channel 0 Content-Language: en-US To: Andy Shevchenko Cc: Jarkko Nikula , "linux-i2c@vger.kernel.org" , Andi Shyti References: <700bbb84-90e1-4505-8ff0-3f17ea8bc631@gmail.com> From: Heiner Kallweit Autocrypt: addr=hkallweit1@gmail.com; keydata= xsFNBF/0ZFUBEAC0eZyktSE7ZNO1SFXL6cQ4i4g6Ah3mOUIXSB4pCY5kQ6OLKHh0FlOD5/5/ sY7IoIouzOjyFdFPnz4Bl3927ClT567hUJJ+SNaFEiJ9vadI6vZm2gcY4ExdIevYHWe1msJF MVE4yNwdS+UsPeCF/6CQQTzHc+n7DomE7fjJD5J1hOJjqz2XWe71fTvYXzxCFLwXXbBiqDC9 dNqOe5odPsa4TsWZ09T33g5n2nzTJs4Zw8fCy8rLqix/raVsqr8fw5qM66MVtdmEljFaJ9N8 /W56qGCp+H8Igk/F7CjlbWXiOlKHA25mPTmbVp7VlFsvsmMokr/imQr+0nXtmvYVaKEUwY2g 86IU6RAOuA8E0J5bD/BeyZdMyVEtX1kT404UJZekFytJZrDZetwxM/cAH+1fMx4z751WJmxQ J7mIXSPuDfeJhRDt9sGM6aRVfXbZt+wBogxyXepmnlv9K4A13z9DVLdKLrYUiu9/5QEl6fgI kPaXlAZmJsQfoKbmPqCHVRYj1lpQtDM/2/BO6gHASflWUHzwmBVZbS/XRs64uJO8CB3+V3fa cIivllReueGCMsHh6/8wgPAyopXOWOxbLsZ291fmZqIR0L5Y6b2HvdFN1Xhc+YrQ8TKK+Z4R mJRDh0wNQ8Gm89g92/YkHji4jIWlp2fwzCcx5+lZCQ1XdqAiHQARAQABzSZIZWluZXIgS2Fs bHdlaXQgPGhrYWxsd2VpdDFAZ21haWwuY29tPsLBjgQTAQgAOBYhBGxfqY/yOyXjyjJehXLe ig9U8DoMBQJf9GRVAhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJEHLeig9U8DoMSycQ AJbfg8HZEK0ljV4M8nvdaiNixWAufrcZ+SD8zhbxl8GispK4F3Yo+20Y3UoZ7FcIidJWUUJL axAOkpI/70YNhlqAPMsuudlAieeYZKjIv1WV5ucNZ3VJ7dC+dlVqQdAr1iD869FZXvy91KhJ wYulyCf+s4T9YgmLC6jLMBZghKIf1uhSd0NzjyCqYWbk2ZxByZHgunEShOhHPHswu3Am0ftt ePaYIHgZs+Vzwfjs8I7EuW/5/f5G9w1vibXxtGY/GXwgGGHRDjFM7RSprGOv4F5eMGh+NFUJ TU9N96PQYMwXVxnQfRXl8O6ffSVmFx4H9rovxWPKobLmqQL0WKLLVvA/aOHCcMKgfyKRcLah 57vGC50Ga8oT2K1g0AhKGkyJo7lGXkMu5yEs0m9O+btqAB261/E3DRxfI1P/tvDZpLJKtq35 dXsj6sjvhgX7VxXhY1wE54uqLLHY3UZQlmH3QF5t80MS7/KhxB1pO1Cpcmkt9hgyzH8+5org +9wWxGUtJWNP7CppY+qvv3SZtKJMKsxqk5coBGwNkMms56z4qfJm2PUtJQGjA65XWdzQACib 2iaDQoBqGZfXRdPT0tC1H5kUJuOX4ll1hI/HBMEFCcO8++Bl2wcrUsAxLzGvhINVJX2DAQaF aNetToazkCnzubKfBOyiTqFJ0b63c5dqziAgzsFNBF/0ZFUBEADF8UEZmKDl1w/UxvjeyAeX kghYkY3bkK6gcIYXdLRfJw12GbvMioSguvVzASVHG8h7NbNjk1yur6AONfbUpXKSNZ0skV8V fG+ppbaY+zQofsSMoj5gP0amwbwvPzVqZCYJai81VobefTX2MZM2Mg/ThBVtGyzV3NeCpnBa 8AX3s9rrX2XUoCibYotbbxx9afZYUFyflOc7kEpc9uJXIdaxS2Z6MnYLHsyVjiU6tzKCiVOU KJevqvzPXJmy0xaOVf7mhFSNQyJTrZpLa+tvB1DQRS08CqYtIMxRrVtC0t0LFeQGly6bOngr ircurWJiJKbSXVstLHgWYiq3/GmCSx/82ObeLO3PftklpRj8d+kFbrvrqBgjWtMH4WtK5uN5 1WJ71hWJfNchKRlaJ3GWy8KolCAoGsQMovn/ZEXxrGs1ndafu47yXOpuDAozoHTBGvuSXSZo ythk/0EAuz5IkwkhYBT1MGIAvNSn9ivE5aRnBazugy0rTRkVggHvt3/7flFHlGVGpBHxFUwb /a4UjJBPtIwa4tWR8B1Ma36S8Jk456k2n1id7M0LQ+eqstmp6Y+UB+pt9NX6t0Slw1NCdYTW gJezWTVKF7pmTdXszXGxlc9kTrVUz04PqPjnYbv5UWuDd2eyzGjrrFOsJEi8OK2d2j4FfF++ AzOMdW09JVqejQARAQABwsF2BBgBCAAgFiEEbF+pj/I7JePKMl6Fct6KD1TwOgwFAl/0ZFUC GwwACgkQct6KD1TwOgxUfg//eAoYc0Vm4NrxymfcY30UjHVD0LgSvU8kUmXxil3qhFPS7KA+ y7tgcKLHOkZkXMX5MLFcS9+SmrAjSBBV8omKoHNo+kfFx/dUAtz0lot8wNGmWb+NcHeKM1eb nwUMOEa1uDdfZeKef/U/2uHBceY7Gc6zPZPWgXghEyQMTH2UhLgeam8yglyO+A6RXCh+s6ak Wje7Vo1wGK4eYxp6pwMPJXLMsI0ii/2k3YPEJPv+yJf90MbYyQSbkTwZhrsokjQEaIfjrIk3 rQRjTve/J62WIO28IbY/mENuGgWehRlTAbhC4BLTZ5uYS0YMQCR7v9UGMWdNWXFyrOB6PjSu Trn9MsPoUc8qI72mVpxEXQDLlrd2ijEWm7Nrf52YMD7hL6rXXuis7R6zY8WnnBhW0uCfhajx q+KuARXC0sDLztcjaS3ayXonpoCPZep2Bd5xqE4Ln8/COCslP7E92W1uf1EcdXXIrx1acg21 H/0Z53okMykVs3a8tECPHIxnre2UxKdTbCEkjkR4V6JyplTS47oWMw3zyI7zkaadfzVFBxk2 lo/Tny+FX1Azea3Ce7oOnRUEZtWSsUidtIjmL8YUQFZYm+JUIgfRmSpMFq8JP4VH43GXpB/S OCrl+/xujzvoUBFV/cHKjEQYBxo+MaiQa1U54ykM2W4DnHb1UiEf5xDkFd4= In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 20.03.2024 16:59, Andy Shevchenko wrote: > On Wed, Mar 20, 2024 at 03:56:29PM +0100, Heiner Kallweit wrote: >> On 20.03.2024 15:15, Andy Shevchenko wrote: >>> On Wed, Mar 20, 2024 at 03:37:34PM +0200, Jarkko Nikula wrote: >>>> On 3/20/24 2:27 PM, Heiner Kallweit wrote: >>>>> On 19.03.2024 22:11, Heiner Kallweit wrote: >>>>>> On a N100-based mini pc I see the following. I found older reports with the same symptom, >>>>>> but root cause seems to be different. >>>>>> >>>>>> - Interrupt 27 is not shared in my case >>>>>> - I checked register values on entering the ISR. Interrupt mask and DW_IC_RAW_INTR_STAT >>>>>> are both 0. >>>>>> - After an interrupt storm of 100,000 interrupts the interrupt gets disabled >>>>>> - The issue affects channel 0 only >>>>>> >>>>>> If not the I2C IP, then who else can touch the interrupt line? >>>>> >>>>> I noticed that after including INTEL_IDMA64 in my config the problem no longer occurs. >>>>> So there seems to be a dependency. Should it be reflected in Kconfig, e.g. >>>>> make MFD_INTEL_LPSS dependent on INTEL_IDMA64, or let it imply INTEL_IDMA64? >>>>> >>>> Hmm.. interesting. I'd say BIOS perhaps has left the IDMA active and is >>>> generating interrupts until the idma64 driver acknowledges it. >>>> >>>> There should not be generic dependency since the i2c_designware is not using >>>> the DMA and a quick test on one platform where idma64 and i2c_designware are >>>> sharing the same interrupt without CONFIG_INTEL_IDMA64 not set didn't show >>>> similar behavior. >>>> >>>> Andy: Do you have any additional ideas or debug hints to this? >>> >>> Can you share `cat /proc/interrupts` in non-working and working cases? >>> >>> Just to confirm: loading idma64 driver fixes the issue, correct? >>> >> I spoke too soon. Loading idma64 didn't actually fix the problem. >> What happened: >> Runtime PM kicked in and set the device to D3. Therefore reads to the idma64 >> status register returned 0xffffffff, resulting the idma64 ISR returning >> IRQ_HANDLED. > > Okay, bug in idma4 driver then :-) Good catch! > >> IRQ number still was rapidly growing. >> >> After disabling RPM the problem is back. >> Who else could pull the level-triggered interrupt high? > > Need to understand a bit about RTE programming. > You need to add 'apic=debug' to the kernel command line and look for IRQ 27 > related bits, and also makes sense to collect this IOAPIC[0]: Preconfigured routing entry (2-27 -> IRQ 27 Level:1 ActiveLow:1) For the sake of completeness I add below the output of dmesg | grep -i apic > > grep 0000001b /sys/kernel/debug/pinctrl/*/pins > pin 3 (GPPC_B_3) 3:INTC1057:00 GPIO 0x80100102 0x0000001b 0x00000000 [LOCKED tx] pin 82 (GPP_F_7_EMMC_CMD) 135:INTC1057:00 GPIO 0x44000300 0x0000001b 0x00000000 [LOCKED full, ACPI] pin 182 (GPPC_C_13) 269:INTC1057:00 GPIO 0x44000300 0x0000001b 0x00000000 [LOCKED full, ACPI] > it will show the GPIO pins related to RTE 27 (and we can check if direct IRQ is > enabled there). > >> [ 4.642978] irq 27: nobody cared (try booting with the "irqpoll" option) >> [ 4.643067] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 6.8.0-next-20240312+ #5 >> [ 4.643133] Hardware name: Default string Default string/Default string, BIOS ADLN.M6.SODIMM.ZB.CY.015 08/08/2023 >> [ 4.643215] Call Trace: >> [ 4.643241] >> [ 4.643266] dump_stack_lvl+0x81/0xe0 >> [ 4.643319] dump_stack+0x10/0x20 >> [ 4.643358] __report_bad_irq+0x2b/0xc0 >> [ 4.643403] note_interrupt+0x28f/0x2d0 >> [ 4.643442] ? __this_cpu_preempt_check+0x13/0x20 >> [ 4.643496] handle_irq_event+0x70/0x80 >> [ 4.643541] handle_fasteoi_irq+0x90/0x210 >> [ 4.643586] __common_interrupt+0x6f/0x140 >> [ 4.643633] common_interrupt+0xab/0xd0 >> [ 4.643672] >> [ 4.643694] >> [ 4.643720] asm_common_interrupt+0x27/0x40 >> [ 4.643761] RIP: 0010:cpuidle_enter_state+0xff/0x4f0 >> [ 4.643815] Code: 8b 00 48 0f a3 05 d1 5f 9d 00 0f 82 fd 02 00 00 31 ff e8 f4 e0 69 ff 80 7d cf 00 0f 85 cc 02 00 00 e8 65 bd 77 ff fb 45 85 ff <0f> 88 f4 01 00 00 49 63 f7 4c 89 f2 48 8d 04 76 48 8d 04 86 49 8d >> [ 4.643957] RSP: 0018:ffffb21dc017fe58 EFLAGS: 00000202 >> [ 4.644010] RAX: 000000000007987d RBX: ffffd21dbfdac690 RCX: 0000000000000000 >> [ 4.644069] RDX: 0000000000000000 RSI: ffffffff8f724a02 RDI: ffffffff8f710113 >> [ 4.644128] RBP: ffffb21dc017fe98 R08: 0000000000000001 R09: 0000000000000000 >> [ 4.644186] R10: 0000000000000001 R11: ffff91cfb7bad824 R12: 0000000000000001 >> [ 4.644244] R13: ffffffff8f9b69a0 R14: 0000000114be1938 R15: 0000000000000001 >> [ 4.644315] ? cpuidle_enter_state+0xfb/0x4f0 >> [ 4.644367] cpuidle_enter+0x29/0x40 >> [ 4.644409] call_cpuidle+0x1d/0x40 >> [ 4.644450] do_idle+0x1c2/0x220 >> [ 4.644489] cpu_startup_entry+0x24/0x30 >> [ 4.644529] start_secondary+0xf9/0x100 >> [ 4.644571] common_startup_64+0x13e/0x148 >> [ 4.644626] >> [ 4.644649] handlers: >> [ 4.644674] [<000000008b061326>] idma64_irq [idma64] >> [ 4.644852] [<000000008273d6d5>] i2c_dw_isr [i2c_designware_core] >> [ 4.644920] Disabling IRQ #27 >> >> >> CPU0 CPU1 CPU2 CPU3 >> 8: 0 0 0 0 IR-IO-APIC 8-edge rtc0 >> 9: 0 44 0 0 IR-IO-APIC 9-fasteoi acpi >> 16: 0 3 0 0 IR-IO-APIC 16-fasteoi i801_smbus, idma64.6 >> 27: 0 0 0 112018 IR-IO-APIC 27-fasteoi idma64.0, i2c_designware.0 >> 29: 0 0 0 0 IR-IO-APIC 29-fasteoi idma64.2, i2c_designware.2 >> 31: 0 0 0 0 IR-IO-APIC 31-fasteoi idma64.4, i2c_designware.4 >> 32: 0 0 0 0 IR-IO-APIC 32-fasteoi idma64.5, i2c_designware.5 >> 33: 0 0 0 0 IR-IO-APIC 33-fasteoi idma64.3, i2c_designware.3 >> 37: 0 0 0 0 IR-IO-APIC 37-fasteoi idma64.7 >> 40: 0 0 0 0 IR-IO-APIC 40-fasteoi idma64.1, i2c_designware.1 >> > [ 0.000000] Command line: initrd=\intel-ucode.img initrd=\initramfs-linux.img root=/dev/nvme0n1p2 rw apic=debug [ 0.000000] APIC: Static calls initialized [ 0.001448] ACPI: APIC 0x000000007341E000 0001DC (v05 ALASKA A M I 01072009 AMI 01000013) [ 0.001547] ACPI: Reserving APIC table memory at [mem 0x7341e000-0x7341e1db] [ 0.001589] mapped APIC to ffffffffff5fc000 ( fee00000) [ 0.021194] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) [ 0.021196] ACPI: LAPIC_NMI (acpi_id[0x02] high edge lint[0x1]) [ 0.021198] ACPI: LAPIC_NMI (acpi_id[0x03] high edge lint[0x1]) [ 0.021199] ACPI: LAPIC_NMI (acpi_id[0x04] high edge lint[0x1]) [ 0.021201] ACPI: LAPIC_NMI (acpi_id[0x05] high edge lint[0x1]) [ 0.021202] ACPI: LAPIC_NMI (acpi_id[0x06] high edge lint[0x1]) [ 0.021203] ACPI: LAPIC_NMI (acpi_id[0x07] high edge lint[0x1]) [ 0.021205] ACPI: LAPIC_NMI (acpi_id[0x08] high edge lint[0x1]) [ 0.021206] ACPI: LAPIC_NMI (acpi_id[0x09] high edge lint[0x1]) [ 0.021207] ACPI: LAPIC_NMI (acpi_id[0x0a] high edge lint[0x1]) [ 0.021209] ACPI: LAPIC_NMI (acpi_id[0x0b] high edge lint[0x1]) [ 0.021210] ACPI: LAPIC_NMI (acpi_id[0x0c] high edge lint[0x1]) [ 0.021211] ACPI: LAPIC_NMI (acpi_id[0x0d] high edge lint[0x1]) [ 0.021213] ACPI: LAPIC_NMI (acpi_id[0x0e] high edge lint[0x1]) [ 0.021214] ACPI: LAPIC_NMI (acpi_id[0x0f] high edge lint[0x1]) [ 0.021215] ACPI: LAPIC_NMI (acpi_id[0x10] high edge lint[0x1]) [ 0.021217] ACPI: LAPIC_NMI (acpi_id[0x11] high edge lint[0x1]) [ 0.021218] ACPI: LAPIC_NMI (acpi_id[0x12] high edge lint[0x1]) [ 0.021219] ACPI: LAPIC_NMI (acpi_id[0x13] high edge lint[0x1]) [ 0.021221] ACPI: LAPIC_NMI (acpi_id[0x14] high edge lint[0x1]) [ 0.021222] ACPI: LAPIC_NMI (acpi_id[0x15] high edge lint[0x1]) [ 0.021223] ACPI: LAPIC_NMI (acpi_id[0x16] high edge lint[0x1]) [ 0.021225] ACPI: LAPIC_NMI (acpi_id[0x17] high edge lint[0x1]) [ 0.021226] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) [ 0.021279] IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-119 [ 0.021287] Int: type 0, pol 0, trig 0, bus 00, IRQ 00, APIC ID 2, APIC INT 02 [ 0.021292] Int: type 0, pol 1, trig 3, bus 00, IRQ 09, APIC ID 2, APIC INT 09 [ 0.021295] Int: type 0, pol 0, trig 0, bus 00, IRQ 01, APIC ID 2, APIC INT 01 [ 0.021297] Int: type 0, pol 0, trig 0, bus 00, IRQ 03, APIC ID 2, APIC INT 03 [ 0.021299] Int: type 0, pol 0, trig 0, bus 00, IRQ 04, APIC ID 2, APIC INT 04 [ 0.021300] Int: type 0, pol 0, trig 0, bus 00, IRQ 05, APIC ID 2, APIC INT 05 [ 0.021302] Int: type 0, pol 0, trig 0, bus 00, IRQ 06, APIC ID 2, APIC INT 06 [ 0.021304] Int: type 0, pol 0, trig 0, bus 00, IRQ 07, APIC ID 2, APIC INT 07 [ 0.021306] Int: type 0, pol 0, trig 0, bus 00, IRQ 08, APIC ID 2, APIC INT 08 [ 0.021307] Int: type 0, pol 0, trig 0, bus 00, IRQ 0a, APIC ID 2, APIC INT 0a [ 0.021309] Int: type 0, pol 0, trig 0, bus 00, IRQ 0b, APIC ID 2, APIC INT 0b [ 0.021311] Int: type 0, pol 0, trig 0, bus 00, IRQ 0c, APIC ID 2, APIC INT 0c [ 0.021313] Int: type 0, pol 0, trig 0, bus 00, IRQ 0d, APIC ID 2, APIC INT 0d [ 0.021314] Int: type 0, pol 0, trig 0, bus 00, IRQ 0e, APIC ID 2, APIC INT 0e [ 0.021316] Int: type 0, pol 0, trig 0, bus 00, IRQ 0f, APIC ID 2, APIC INT 0f [ 0.021345] mapped IOAPIC to ffffffffff5fb000 (fec00000) [ 0.021769] Kernel command line: initrd=\intel-ucode.img initrd=\initramfs-linux.img root=/dev/nvme0n1p2 rw apic=debug [ 0.077440] APIC: Switch to symmetric I/O mode setup [ 0.077586] DMAR-IR: IOAPIC id 2 under DRHD base 0xfed91000 IOMMU 1 [ 0.077618] DMAR-IR: Queued invalidation will be enabled to support x2apic and Intr-remapping. [ 0.079697] DMAR-IR: Enabled IRQ remapping in x2apic mode [ 0.079716] x2apic enabled [ 0.079925] APIC: Switched APIC routing to: cluster x2apic [ 0.084973] ENABLING IO-APIC IRQs [ 0.084989] init IO_APIC IRQs [ 0.084991] apic 2 pin 0 not connected [ 0.085011] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085036] IOAPIC[0]: Preconfigured routing entry (2-1 -> IRQ 1 Level:0 ActiveLow:0) [ 0.085046] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085065] IOAPIC[0]: Preconfigured routing entry (2-2 -> IRQ 0 Level:0 ActiveLow:0) [ 0.085074] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085092] IOAPIC[0]: Preconfigured routing entry (2-3 -> IRQ 3 Level:0 ActiveLow:0) [ 0.085100] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085119] IOAPIC[0]: Preconfigured routing entry (2-4 -> IRQ 4 Level:0 ActiveLow:0) [ 0.085131] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085149] IOAPIC[0]: Preconfigured routing entry (2-5 -> IRQ 5 Level:0 ActiveLow:0) [ 0.085158] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085176] IOAPIC[0]: Preconfigured routing entry (2-6 -> IRQ 6 Level:0 ActiveLow:0) [ 0.085184] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085203] IOAPIC[0]: Preconfigured routing entry (2-7 -> IRQ 7 Level:0 ActiveLow:0) [ 0.085210] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085229] IOAPIC[0]: Preconfigured routing entry (2-8 -> IRQ 8 Level:0 ActiveLow:0) [ 0.085237] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085255] IOAPIC[0]: Preconfigured routing entry (2-9 -> IRQ 9 Level:1 ActiveLow:0) [ 0.085263] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085282] IOAPIC[0]: Preconfigured routing entry (2-10 -> IRQ 10 Level:0 ActiveLow:0) [ 0.085291] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085309] IOAPIC[0]: Preconfigured routing entry (2-11 -> IRQ 11 Level:0 ActiveLow:0) [ 0.085325] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085343] IOAPIC[0]: Preconfigured routing entry (2-12 -> IRQ 12 Level:0 ActiveLow:0) [ 0.085351] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085369] IOAPIC[0]: Preconfigured routing entry (2-13 -> IRQ 13 Level:0 ActiveLow:0) [ 0.085377] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085395] IOAPIC[0]: Preconfigured routing entry (2-14 -> IRQ 14 Level:0 ActiveLow:0) [ 0.085403] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.085422] IOAPIC[0]: Preconfigured routing entry (2-15 -> IRQ 15 Level:0 ActiveLow:0) [ 0.085427] apic 2 pin 16 not connected [ 0.085429] apic 2 pin 17 not connected [ 0.085431] apic 2 pin 18 not connected [ 0.085433] apic 2 pin 19 not connected [ 0.085434] apic 2 pin 20 not connected [ 0.085436] apic 2 pin 21 not connected [ 0.085438] apic 2 pin 22 not connected [ 0.085440] apic 2 pin 23 not connected [ 0.085442] apic 2 pin 24 not connected [ 0.085443] apic 2 pin 25 not connected [ 0.085445] apic 2 pin 26 not connected [ 0.085447] apic 2 pin 27 not connected [ 0.085449] apic 2 pin 28 not connected [ 0.085451] apic 2 pin 29 not connected [ 0.085452] apic 2 pin 30 not connected [ 0.085454] apic 2 pin 31 not connected [ 0.085456] apic 2 pin 32 not connected [ 0.085458] apic 2 pin 33 not connected [ 0.085460] apic 2 pin 34 not connected [ 0.085461] apic 2 pin 35 not connected [ 0.085463] apic 2 pin 36 not connected [ 0.085465] apic 2 pin 37 not connected [ 0.085467] apic 2 pin 38 not connected [ 0.085468] apic 2 pin 39 not connected [ 0.085470] apic 2 pin 40 not connected [ 0.085472] apic 2 pin 41 not connected [ 0.085474] apic 2 pin 42 not connected [ 0.085476] apic 2 pin 43 not connected [ 0.085477] apic 2 pin 44 not connected [ 0.085479] apic 2 pin 45 not connected [ 0.085481] apic 2 pin 46 not connected [ 0.085483] apic 2 pin 47 not connected [ 0.085485] apic 2 pin 48 not connected [ 0.085486] apic 2 pin 49 not connected [ 0.085488] apic 2 pin 50 not connected [ 0.085490] apic 2 pin 51 not connected [ 0.085492] apic 2 pin 52 not connected [ 0.085493] apic 2 pin 53 not connected [ 0.085495] apic 2 pin 54 not connected [ 0.085497] apic 2 pin 55 not connected [ 0.085499] apic 2 pin 56 not connected [ 0.085501] apic 2 pin 57 not connected [ 0.085502] apic 2 pin 58 not connected [ 0.085504] apic 2 pin 59 not connected [ 0.085506] apic 2 pin 60 not connected [ 0.085508] apic 2 pin 61 not connected [ 0.085510] apic 2 pin 62 not connected [ 0.085511] apic 2 pin 63 not connected [ 0.085513] apic 2 pin 64 not connected [ 0.085515] apic 2 pin 65 not connected [ 0.085517] apic 2 pin 66 not connected [ 0.085519] apic 2 pin 67 not connected [ 0.085520] apic 2 pin 68 not connected [ 0.085522] apic 2 pin 69 not connected [ 0.085524] apic 2 pin 70 not connected [ 0.085526] apic 2 pin 71 not connected [ 0.085527] apic 2 pin 72 not connected [ 0.085529] apic 2 pin 73 not connected [ 0.085531] apic 2 pin 74 not connected [ 0.085533] apic 2 pin 75 not connected [ 0.085535] apic 2 pin 76 not connected [ 0.085536] apic 2 pin 77 not connected [ 0.085538] apic 2 pin 78 not connected [ 0.085540] apic 2 pin 79 not connected [ 0.085542] apic 2 pin 80 not connected [ 0.085544] apic 2 pin 81 not connected [ 0.085545] apic 2 pin 82 not connected [ 0.085547] apic 2 pin 83 not connected [ 0.085549] apic 2 pin 84 not connected [ 0.085551] apic 2 pin 85 not connected [ 0.085552] apic 2 pin 86 not connected [ 0.085554] apic 2 pin 87 not connected [ 0.085556] apic 2 pin 88 not connected [ 0.085558] apic 2 pin 89 not connected [ 0.085560] apic 2 pin 90 not connected [ 0.085561] apic 2 pin 91 not connected [ 0.085563] apic 2 pin 92 not connected [ 0.085565] apic 2 pin 93 not connected [ 0.085567] apic 2 pin 94 not connected [ 0.085569] apic 2 pin 95 not connected [ 0.085570] apic 2 pin 96 not connected [ 0.085572] apic 2 pin 97 not connected [ 0.085574] apic 2 pin 98 not connected [ 0.085576] apic 2 pin 99 not connected [ 0.085577] apic 2 pin 100 not connected [ 0.085579] apic 2 pin 101 not connected [ 0.085581] apic 2 pin 102 not connected [ 0.085583] apic 2 pin 103 not connected [ 0.085585] apic 2 pin 104 not connected [ 0.085587] apic 2 pin 105 not connected [ 0.085588] apic 2 pin 106 not connected [ 0.085590] apic 2 pin 107 not connected [ 0.085592] apic 2 pin 108 not connected [ 0.085594] apic 2 pin 109 not connected [ 0.085595] apic 2 pin 110 not connected [ 0.085597] apic 2 pin 111 not connected [ 0.085599] apic 2 pin 112 not connected [ 0.085601] apic 2 pin 113 not connected [ 0.085603] apic 2 pin 114 not connected [ 0.085604] apic 2 pin 115 not connected [ 0.085606] apic 2 pin 116 not connected [ 0.085608] apic 2 pin 117 not connected [ 0.085610] apic 2 pin 118 not connected [ 0.085611] apic 2 pin 119 not connected [ 0.439206] ACPI: Using IOAPIC for interrupt routing [ 0.888327] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.888340] IOAPIC[0]: Preconfigured routing entry (2-16 -> IRQ 16 Level:1 ActiveLow:1) [ 0.924695] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.924712] IOAPIC[0]: Preconfigured routing entry (2-18 -> IRQ 18 Level:1 ActiveLow:1) [ 0.926473] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.926487] IOAPIC[0]: Preconfigured routing entry (2-16 -> IRQ 16 Level:1 ActiveLow:1) [ 0.927996] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 0.928009] IOAPIC[0]: Preconfigured routing entry (2-19 -> IRQ 19 Level:1 ActiveLow:1) [ 0.950816] ... APIC ID: 00000000 (0) [ 0.950828] ... APIC VERSION: 01060015 [ 0.950869] number of IO-APIC #2 registers: 120. [ 0.950870] testing the IO APIC....................... [ 0.950910] IO APIC #2...... [ 0.950913] ....... : physical APIC id: 02 [ 0.950921] ....... : IO APIC version: 20 [ 0.950926] IOAPIC 0: [ 2.325225] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 2.325240] IOAPIC[0]: Preconfigured routing entry (2-27 -> IRQ 27 Level:1 ActiveLow:1) [ 2.351687] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 2.351698] IOAPIC[0]: Preconfigured routing entry (2-40 -> IRQ 40 Level:1 ActiveLow:1) [ 2.367659] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 2.367669] IOAPIC[0]: Preconfigured routing entry (2-29 -> IRQ 29 Level:1 ActiveLow:1) [ 2.385216] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 2.385228] IOAPIC[0]: Preconfigured routing entry (2-33 -> IRQ 33 Level:1 ActiveLow:1) [ 2.414104] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 2.414113] IOAPIC[0]: Preconfigured routing entry (2-31 -> IRQ 31 Level:1 ActiveLow:1) [ 2.427592] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 2.427603] IOAPIC[0]: Preconfigured routing entry (2-32 -> IRQ 32 Level:1 ActiveLow:1) [ 2.534690] IOAPIC[2]: Set IRTE entry (P:1 FPD:0 Dst_Mode:1 Redir_hint:1 Trig_Mode:0 Dlvry_Mode:0 Avail:0 Vector:EF Dest:00000001 SID:00F7 SQ:0 SVT:1) [ 2.534700] IOAPIC[0]: Preconfigured routing entry (2-37 -> IRQ 37 Level:1 ActiveLow:1)