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Created attachment 492487 [details] dmesg output Description of problem: kernel oops happens after every startup Version-Release number of selected component (if applicable): rpm -qa|grep kernel kernel-headers-2.6.35.12-88.fc14.x86_64 kernel-2.6.35.6-45.fc14.x86_64 abrt-addon-kerneloops-1.1.17-1.fc14.x86_64 kernel-2.6.35.12-88.fc14.x86_64 How reproducible: after boot everytime Steps to Reproduce: 1. 2. 3. Actual results: ====================================================================== WARNING: at drivers/pci/dmar.c:633 warn_invalid_dmar+0x7d/0x8d() Hardware name: HP Pavilion dv4 Notebook PC Your BIOS is broken; DMAR reported at address 0! BIOS vendor: Insyde; Ver: F.65; Product Version: F.65 Modules linked in: Pid: 0, comm: swapper Not tainted 2.6.35.6-45.fc14.x86_64 #1 Call Trace: [<ffffffff8104d7c1>] warn_slowpath_common+0x85/0x9d [<ffffffff8102baca>] ? _paravirt_ident_64+0x9/0xe [<ffffffff8104d834>] warn_slowpath_fmt_taint+0x3f/0x41 [<ffffffff81245693>] warn_invalid_dmar+0x7d/0x8d [<ffffffff81bcf2c9>] check_zero_address+0xb9/0xf9 [<ffffffff81be20a0>] ? boot_command_line+0x0/0x800 [<ffffffff81471193>] ? _etext+0x0/0x1 [<ffffffff81bcf31b>] detect_intel_iommu+0x12/0x95 [<ffffffff81ba8362>] pci_iommu_alloc+0x1c/0x28 [<ffffffff81bb7243>] mem_init+0x19/0xec [<ffffffff81be20a0>] ? boot_command_line+0x0/0x800 [<ffffffff81ba1a63>] start_kernel+0x225/0x416 [<ffffffff81ba12c6>] x86_64_start_reservations+0xb1/0xb5 [<ffffffff81ba13c2>] x86_64_start_kernel+0xf8/0x107 ==================================================================== Expected results: Additional info:
This message correctly indicate that BIOS provide invalid data to kernel. Try to update BIOS. If that not help you may try to contact your hardware vendor.