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It happens with official ubuntu kernel vmlinuz-6.8.0-51-generic. I tried also a custom 6.12.6, same problem. I tried to update bios, no change. I tried iommu=soft, no change. I dont know what to do next. Regards for d in /sys/kernel/iommu_groups/*/devices/*; do n=${d#*/iommu_groups/*}; n=${n%%/*}; printf 'IOMMU group %s ' "$n"; lspci -nns "${d##*/}"; done IOMMU group 0 60:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 100 c2:00.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD/ATI] Device [1002:14a1] IOMMU group 101 c3:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Vega 20 [Radeon VII] [1002:66af] (rev c1) IOMMU group 102 c3:00.1 Audio device [0403]: Advanced Micro Devices, Inc. [AMD/ATI] Vega 20 HDMI Audio [Radeon VII] [1002:ab20] IOMMU group 103 c5:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 104 c5:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 105 c6:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 106 c6:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 107 a0:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 108 a0:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 109 a0:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 10 60:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 110 a0:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 111 a0:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 112 a0:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 113 a0:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 114 a0:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 115 a0:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 116 a1:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 117 a1:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 118 a2:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 119 a2:00.1 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Cryptographic Coprocessor PSPCPP [1022:1486] IOMMU group 11 61:00.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Device [1022:14c7] IOMMU group 120 a2:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 121 a2:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Starship USB 3.0 Host Controller [1022:148c] IOMMU group 122 80:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 123 80:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 124 80:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 125 80:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 126 80:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 127 80:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 128 80:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 129 80:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 12 62:00.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD/ATI] Device [1002:14c8] IOMMU group 130 80:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 131 81:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 132 81:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 133 82:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 134 82:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 135 82:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Starship USB 3.0 Host Controller [1022:148c] IOMMU group 13 63:00.0 Display controller [0380]: Advanced Micro Devices, Inc. [AMD/ATI] Aldebaran [1002:740f] (rev 02) IOMMU group 14 64:00.0 PCI bridge [0604]: ASPEED Technology, Inc. AST1150 PCI-to-PCI Bridge [1a03:1150] (rev 04) IOMMU group 14 65:00.0 VGA compatible controller [0300]: ASPEED Technology, Inc. ASPEED Graphics Family [1a03:2000] (rev 41) IOMMU group 15 66:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 16 66:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 17 67:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 18 67:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 19 40:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 1 60:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 20 40:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 21 40:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 22 40:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 23 40:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 24 40:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 25 40:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 26 40:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 27 40:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 28 41:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 29 41:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 2 60:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 30 42:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 31 42:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 32 20:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 33 20:01.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483] IOMMU group 34 20:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 35 20:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 36 20:03.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483] IOMMU group 37 20:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 38 20:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 39 20:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 3 60:03.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483] IOMMU group 40 20:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 41 20:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 42 20:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 43 22:00.0 Ethernet controller [0200]: Broadcom Inc. and subsidiaries BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet Controller [14e4:16d8] (rev 01) IOMMU group 43 22:00.1 Ethernet controller [0200]: Broadcom Inc. and subsidiaries BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet Controller [14e4:16d8] (rev 01) IOMMU group 44 23:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 45 23:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 46 24:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 47 24:00.1 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Cryptographic Coprocessor PSPCPP [1022:1486] IOMMU group 48 24:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 49 24:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Starship USB 3.0 Host Controller [1022:148c] IOMMU group 4 60:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 50 00:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 51 00:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 52 00:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 53 00:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 54 00:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 55 00:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 56 00:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 57 00:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 58 00:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 59 00:14.0 SMBus [0c05]: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller [1022:790b] (rev 61) IOMMU group 59 00:14.3 ISA bridge [0601]: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge [1022:790e] (rev 51) IOMMU group 5 60:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 60 00:18.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 0 [1022:1650] IOMMU group 60 00:18.1 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 1 [1022:1651] IOMMU group 60 00:18.2 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 2 [1022:1652] IOMMU group 60 00:18.3 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 3 [1022:1653] IOMMU group 60 00:18.4 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 4 [1022:1654] IOMMU group 60 00:18.5 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 5 [1022:1655] IOMMU group 60 00:18.6 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 6 [1022:1656] IOMMU group 60 00:18.7 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 7 [1022:1657] IOMMU group 61 00:19.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 0 [1022:1650] IOMMU group 61 00:19.1 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 1 [1022:1651] IOMMU group 61 00:19.2 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 2 [1022:1652] IOMMU group 61 00:19.3 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 3 [1022:1653] IOMMU group 61 00:19.4 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 4 [1022:1654] IOMMU group 61 00:19.5 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 5 [1022:1655] IOMMU group 61 00:19.6 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 6 [1022:1656] IOMMU group 61 00:19.7 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Milan Data Fabric; Function 7 [1022:1657] IOMMU group 62 01:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 63 01:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 64 02:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 65 02:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 66 02:00.3 USB controller [0c03]: Advanced Micro Devices, Inc. [AMD] Starship USB 3.0 Host Controller [1022:148c] IOMMU group 67 e0:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 68 e0:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 69 e0:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 6 60:05.2 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship PCIe GPP Bridge [1:0] [1022:149a] IOMMU group 70 e0:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 71 e0:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 72 e0:05.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship PCIe GPP Bridge [1:0] [1022:149a] IOMMU group 73 e0:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 74 e0:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 75 e0:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 76 e0:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 77 e1:00.0 PCI bridge [0604]: Pericom Semiconductor PI7C9X2G404 EL/SL PCIe2 4-Port/4-Lane Packet Switch [12d8:2404] (rev 05) IOMMU group 78 e2:01.0 PCI bridge [0604]: Pericom Semiconductor PI7C9X2G404 EL/SL PCIe2 4-Port/4-Lane Packet Switch [12d8:2404] (rev 05) IOMMU group 79 e2:02.0 PCI bridge [0604]: Pericom Semiconductor PI7C9X2G404 EL/SL PCIe2 4-Port/4-Lane Packet Switch [12d8:2404] (rev 05) IOMMU group 7 60:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 80 e2:03.0 PCI bridge [0604]: Pericom Semiconductor PI7C9X2G404 EL/SL PCIe2 4-Port/4-Lane Packet Switch [12d8:2404] (rev 05) IOMMU group 81 e4:00.0 Ethernet controller [0200]: Intel Corporation I350 Gigabit Network Connection [8086:1521] (rev 01) IOMMU group 82 e4:00.1 Ethernet controller [0200]: Intel Corporation I350 Gigabit Network Connection [8086:1521] (rev 01) IOMMU group 83 e6:00.0 SATA controller [0106]: Marvell Technology Group Ltd. 88SE9230 PCIe 2.0 x2 4-port SATA 6 Gb/s RAID Controller [1b4b:9230] (rev 11) IOMMU group 84 e7:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Function [1022:148a] IOMMU group 85 e7:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 86 e8:00.0 Non-Essential Instrumentation [1300]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Reserved SPP [1022:1485] IOMMU group 87 e8:00.2 Encryption controller [1080]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PTDMA [1022:1498] IOMMU group 88 c0:01.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 89 c0:01.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483] IOMMU group 8 60:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 90 c0:02.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 91 c0:03.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 92 c0:03.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse GPP Bridge [1022:1483] IOMMU group 93 c0:04.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 94 c0:05.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 95 c0:07.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 96 c0:07.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 97 c0:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482] IOMMU group 98 c0:08.1 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse Internal PCIe GPP Bridge 0 to bus[E:B] [1022:1484] IOMMU group 99 c1:00.0 PCI bridge [0604]: Advanced Micro Devices, Inc. [AMD/ATI] Device [1002:14a0] (rev c1) IOMMU group 9 60:08.0 Host bridge [0600]: Advanced Micro Devices, Inc. [AMD] Starship/Matisse PCIe Dummy Host Bridge [1022:1482]