Additional info: reporter: libreport-2.12.0 WARNING: CPU: 0 PID: 0 at drivers/iommu/intel-iommu.c:4333 dmar_parse_one_rmrr+0x7d/0x12b Modules linked in: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 5.5.7-100.fc30.x86_64 #1 Hardware name: /NUC6i7KYB, BIOS KYSKLi70.86A.0037.2016.0603.1032 06/03/2016 RIP: 0010:dmar_parse_one_rmrr+0x7d/0x12b Code: bf 01 00 00 00 48 89 c5 e8 69 2e 94 fe 48 8b 53 10 48 8b 73 08 4d 89 e1 48 89 c1 49 89 e8 48 c7 c7 80 67 3f 94 e8 de 48 1f fe <0f> 0b 48 8b 3d 03 33 57 ff ba 38 00 00 00 be c0 0d 00 00 e8 14 15 RSP: 0000:ffffffff94603e08 EFLAGS: 00010286 RAX: 0000000000000000 RBX: ffffb0f240021d20 RCX: 00000000000000cd RDX: 0000000000000001 RSI: 0000000000000082 RDI: 0000000000000247 RBP: ffffffff9560001c R08: 00000000000000cd R09: 0000000000000003 R10: 0000000000000000 R11: 0000000000000001 R12: ffffffff9413b44c R13: ffffffff94603e58 R14: 0000000000000000 R15: 0000000000000002 FS: 0000000000000000(0000) GS:ffff9c20dec00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffff9c1b5f601000 CR3: 000000031e60a001 CR4: 00000000000606b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: dmar_walk_remapping_entries+0x76/0x120 dmar_table_init+0xdd/0x16d ? dmar_free_dev_scope+0x70/0x70 ? intel_iommu_setup+0x20b/0x20b ? iommu_resume+0x1b0/0x1b0 ? early_enable_iommus.cold+0x321/0x321 ? amd_iommu_apply_ivrs_quirks+0x11/0x11 intel_prepare_irq_remapping+0x3d/0x227 irq_remapping_prepare+0x1d/0x5f enable_IR_x2apic+0x21/0x188 default_setup_apic_routing+0x12/0x6f apic_intr_mode_init+0xc9/0xec x86_late_time_init+0x20/0x25 start_kernel+0x493/0x54c secondary_startup_64+0xb6/0xc0 Potential duplicate: bug 1803974
Created attachment 1667118 [details] File: dmesg
*********** MASS BUG UPDATE ************** We apologize for the inconvenience. There are a large number of bugs to go through and several of them have gone stale. Due to this, we are doing a mass bug update across all of the Fedora 30 kernel bugs. Fedora 30 has now been rebased to 5.5.7-100.fc30. Please test this kernel update (or newer) and let us know if you issue has been resolved or if it is still present with the newer kernel. If you have moved on to Fedora 31, and are still experiencing this issue, please change the version to Fedora 31. If you experience different issues, please open a new bug report for those.
*** This bug has been marked as a duplicate of bug 1808874 ***