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Tsirkin" References: <20260511123937.32743-1-sarunkod@amd.com> <20260511123937.32743-5-sarunkod@amd.com> <20260731054920-mutt-send-email-mst@kernel.org> <79db539c-a89c-411f-8a34-ab49ca6b4bf2@amd.com> <1df4e4b7-a89e-42c6-98d6-5631fdece7eb@oracle.com> <14e2f520-e5fb-48a8-9fb5-9b8c451d2aea@amd.com> <73ade3bf-9c80-4aa3-852a-a7643f184ca8@oracle.com> From: Sairaj Kodilkar Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: satlexmb08.amd.com (10.181.42.217) To satlexmb07.amd.com (10.181.42.216) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ5PEPF000001C9:EE_|IA1PR12MB8189:EE_ X-MS-Office365-Filtering-Correlation-Id: 7c0598e1-8a21-40b3-7a38-08df08f7f2ae X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; ARA:13230040|1800799024|376014|23010399003|36860700016|82310400026|56012099006|4143699003|11063799006|10067099003|18002099003|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:satlexmb07.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(13230040)(1800799024)(376014)(23010399003)(36860700016)(82310400026)(56012099006)(4143699003)(11063799006)(10067099003)(18002099003)(22082099003); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 7nnXL6fMVub6IPtYrD6yzte9WkTxqlO8OLgGd00y7eQST6FaMo4+mfjuKJYnN+J9A1aFVkwDfLHS5NRpURY0d2vBefYr4pcu+lSHzfXwr+pqiaq4u7rWbv/fmKlDfAPtRUQO1wpGawo/dS/PEFh13M/cul2Rk28mrEwNSeeLW2TtpoFwj8jQenzelAzXvu+Qks+KFROhU3o7nJ7q8L+gZHS1ayzx45vo6639kT9rfgxb/rFQYyGhKOOSOkIw/3SxJszBLKUhND8Et2jbqDQDMRod/6D3Kb1mt/aUd03rfNzQo5MyzJmU62B1IRwcb0lz71O9XkE3ZPoYUoj1aavq8W0AoEyc7mvsZ2auTQFpH9ZvpwFkywa9kPixEZ1Nu37eqqSYt3jW0LKwb2/CYZG6OOid7jwTHzv73hHH+R8+CiIYhv4A2cXDawbOSBGpLXa9 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Sep 2026 13:41:53.0120 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 7c0598e1-8a21-40b3-7a38-08df08f7f2ae X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SJ5PEPF000001C9.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB8189 Received-SPF: permerror client-ip=40.93.195.21; envelope-from=Sairaj.K@amd.com; helo=SN4PR2101CU001.outbound.protection.outlook.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 8/31/2026 4:10 PM, Sairaj Kodilkar wrote: > [ 238.666837] pci 0000:02:00.0: EDR: Failed to install notify handler > [ 238.675198] BUG: unable to handle page fault for address: 0000000000080060 > [ 238.677682] #PF: supervisor read access in kernel mode > [ 238.679330] #PF: error_code(0x0000) - not-present page > [ 238.680976] PGD 0 P4D 0 > [ 238.681846] Oops: Oops: 0000 [#1] SMP NOPTI > [ 238.683206] CPU: 0 UID: 0 PID: 1436 Comm: tee Tainted: G W 7.1.0-rc1-qemu #2 PREEMPT(lazy) > [ 238.686328] Tainted: [W]=WARN > [ 238.687326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.17.0-0-gb52ca86e094d-prebuilt.qemu.org 04/01/2014 > [ 238.690864] RIP: 0010:amd_iommu_probe_device+0x53/0x470 > [ 238.692598] Code: b0 0f 84 6d 01 00 00 31 f6 e8 e9 d2 ff ff 85 c0 0f 88 45 01 00 00 4c 89 e7 0f b7 d8 e8 96 d6 ff ff 48 85 c0 0f 84 31 01 00 00 <48> 8b 40 60 0f b7 40 1a 39 c3 0f 8f 21 01 00 00 4c 89 e7 e8 6 > [ 238.697728] RSP: 0018:ffffd317452ab948 EFLAGS: 00010206 > [ 238.698706] RAX: 0000000000080000 RBX: 0000000000000200 RCX: 0000000000000000 > [ 238.700044] RDX: ffff8e374195f000 RSI: 0000000000000200 RDI: ffff8e376ff580d0 > [ 238.701369] RBP: ffffd317452ab970 R08: 0000000000080000 R09: ffff8e375156e380 > [ 238.702693] R10: ffff8e37707264b8 R11: ffffffffb0f28a20 R12: ffff8e376ff580d0 > [ 238.704033] R13: ffff8e376ff580d0 R14: 00000000ffffffff R15: ffff8e3740d0f5d8 > [ 238.705358] FS: 00007f2d02060540(0000) GS:ffff8e37ff749000(0000) knlGS:0000000000000000 > [ 238.706843] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 238.707918] CR2: 0000000000080060 CR3: 0000000101d00004 CR4: 0000000000770ef0 > [ 238.709285] PKRU: 55555554 > [ 238.709828] Call Trace: > [ 238.710314] > [ 238.710742] iommu_init_device+0xbf/0x330 > [ 238.711518] ? srso_alias_return_thunk+0x5/0xfbef5 > [ 238.712450] iommu_probe_device+0x70/0xb0 > [ 238.713214] iommu_bus_notifier+0x2c/0x80 > [ 238.713984] ? srso_alias_return_thunk+0x5/0xfbef5 > [ 238.714889] notifier_call_chain+0x66/0xf0 > [ 238.715673] blocking_notifier_call_chain+0x47/0x70 > [ 238.716632] bus_notify+0x3b/0x50 > [ 238.717295] device_add+0x631/0x870 > [ 238.717982] pci_device_add+0x303/0x720 > [ 238.718735] pci_scan_single_device+0xad/0xd0 > [ 238.719571] pci_scan_slot+0x97/0x230 > [ 238.720279] ? srso_alias_return_thunk+0x5/0xfbef5 > [ 238.721186] pci_scan_child_bus_extend+0x3b/0x2f0 > [ 238.722082] ? srso_alias_return_thunk+0x5/0xfbef5 > [ 238.722987] pci_scan_bridge_extend+0x447/0x4f0 > [ 238.723847] pci_scan_child_bus_extend+0x106/0x2f0 > [ 238.724795] pci_rescan_bus+0x1b/0x40 > [ 238.725499] dev_rescan_store+0x70/0x90 > [ 238.726252] dev_attr_store+0x1b/0x30 > [ 238.726963] sysfs_kf_write+0x76/0x90 > [ 238.727677] kernfs_fop_write_iter+0x145/0x1d0 > [ 238.728530] vfs_write+0x307/0x420 > [ 238.729401] ksys_write+0x6d/0xe0 > [ 238.730223] __x64_sys_write+0x1d/0x30 > [ 238.731116] x64_sys_call+0x1704/0x21c0 > [ 238.732018] do_syscall_64+0xa3/0x7c0 > [ 238.732907] ? irqentry_exit+0x42/0x5a0 > [ 238.733815] ? srso_alias_return_thunk+0x5/0xfbef5 > [ 238.734877] ? do_syscall_64+0x58/0x7c0 > [ 238.735768] ? exc_page_fault+0x98/0x1c0 > [ 238.736709] entry_SYSCALL_64_after_hwframe+0x76/0x7e > [ 238.737825] RIP: 0033:0x7f2d01b10104 > [ 238.738673] Code: 89 02 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 8d 05 e1 08 2e 00 8b 00 85 c0 75 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 f3 c3 66 90 41 54 55 49 89 d4 53 48 5 > [ 238.742405] RSP: 002b:00007ffd09b75168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 > [ 238.743966] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2d01b10104 > [ 238.745478] RDX: 0000000000000002 RSI: 00007ffd09b75250 RDI: 0000000000000003 > [ 238.746962] RBP: 00007ffd09b75250 R08: 0000000000000002 R09: 00007f2d02060540 > [ 238.748466] R10: 00000000000001b6 R11: 0000000000000246 R12: 0000555ec468b280 > [ 238.749943] R13: 0000000000000002 R14: 00007f2d01de7760 R15: 0000000000000002 > [ 238.751418] > [ 238.752010] Modules linked in: > [ 238.752772] CR2: 0000000000080060 > [ 238.753571] ---[ end trace 0000000000000000 ]--- > [ 238.754628] RIP: 0010:amd_iommu_probe_device+0x53/0x470 > [ 238.755772] Code: b0 0f 84 6d 01 00 00 31 f6 e8 e9 d2 ff ff 85 c0 0f 88 45 01 00 00 4c 89 e7 0f b7 d8 e8 96 d6 ff ff 48 85 c0 0f 84 31 01 00 00 <48> 8b 40 60 0f b7 40 1a 39 c3 0f 8f 21 01 00 00 4c 89 e7 e8 6 > [ 238.759542] RSP: 0018:ffffd317452ab948 EFLAGS: 00010206 > [ 238.760706] RAX: 0000000000080000 RBX: 0000000000000200 RCX: 0000000000000000 > [ 238.762210] RDX: ffff8e374195f000 RSI: 0000000000000200 RDI: ffff8e376ff580d0 > [ 238.763708] RBP: ffffd317452ab970 R08: 0000000000080000 R09: ffff8e375156e380 > [ 238.765248] R10: ffff8e37707264b8 R11: ffffffffb0f28a20 R12: ffff8e376ff580d0 > [ 238.766761] R13: ffff8e376ff580d0 R14: 00000000ffffffff R15: ffff8e3740d0f5d8 > [ 238.768279] FS: 00007f2d02060540(0000) GS:ffff8e37ff749000(0000) knlGS:0000000000000000 > [ 238.769959] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 238.771227] CR2: 0000000000080060 CR3: 0000000101d00004 CR4: 0000000000770ef0 > [ 238.772767] PKRU: 55555554 > [ 238.773488] note: tee[1436] exited with irqs disabled Hi Alejandro, Seems like upstream doesnt have this issue anymore This patch fixed it: 07d0f496fe7ec5abe3bee7e38be709521567bb33 Thanks Sairaj