Attention is currently required from: Arthur Heymans, Christian Walter, Johnny Lin, Jonathan Zhang, Lean Sheng Tan, Patrick Rudolph, Shuo Liu, Tim Chu.
Paul Menzel has posted comments on this change by Shuo Liu. ( https://review.coreboot.org/c/coreboot/+/83538?usp=email )
Change subject: soc/intel/xeon_sp: Reserve MMIO high range ......................................................................
Patch Set 4:
(3 comments)
Commit Message:
https://review.coreboot.org/c/coreboot/+/83538/comment/1be9af2b_ba3d3f0e?usp... : PS4, Line 13: belonged belong*ing*?
https://review.coreboot.org/c/coreboot/+/83538/comment/c397c079_461ca9c4?usp... : PS4, Line 16: Paste an example of cluttered coverage?
https://review.coreboot.org/c/coreboot/+/83538/comment/6a07ca0f_cd5c12a5?usp... : PS4, Line 31: tsc: Detected 2000.000 MHz processor : last_pfn = 0x2080000 max_arch_pfn = 0x10000000000 : x86/PAT: Configuration [0-7]: WB WC UC- UC WB WP UC- WT : WARNING: BIOS bug: CPU MTRRs don't cover all of memory, losing 129024MB of RAM. : ------------[ cut here ]------------ : WARNING: CPU: 0 PID: 0 at arch/x86/kernel/cpu/mtrr/cleanup.c:978 mtrr_trim_uncached_memory+0x2b9/0x2f9 : ... : Call Trace: : ? 0xffffffff8f600000 : ? setup_arch+0x4bb/0xaed : ? printk+0x53/0x6a : ? start_kernel+0x55/0x507 : ? load_ucode_intel_bsp+0x1c/0x4d : ? secondary_startup_64_no_verify+0xc2/0xcb : random: get_random_bytes called from init_oops_id+0x1d/0x2c with crng_init=0 : ---[ end trace 0e56686fd458f0c5 ]--- : update e820 for mtrr : modified physical RAM map: : modified: [mem 0x0000000000000000-0x0000000000000fff] reserved : ... : modified: [mem 0x00000000ff000000-0x000000207fffffff] reserved : last_pfn = 0x6354e max_arch_pfn = 0x10000000000 : Memory KASLR using RDRAND RDTSC... : x2apic: enabled by BIOS, switching to x2apic ops : Using GB pages for direct mapping : ... : Initmem setup node 0 [mem 0x0000000000001000-0x000000006354dfff] : DMA zone: 28769 pages in unavailable ranges : DMA32 zone: 19122 pages in unavailable ranges : BUG: unable to handle page fault for address: ff24b56eba60cff8 : BAD : Oops: 0000 [#1] SMP NOPTI : CPU: 0 PID: 0 Comm: swapper Tainted: G W 5.10.50 #2 : ... : Call Trace: : ? set_pte_vaddr_p4d+0x24/0x35 : ? __native_set_fixmap+0x21/0x28 : ? map_vsyscall+0x35/0x56 : ? setup_arch+0xa00/0xaed : ? printk+0x53/0x6a : ? start_kernel+0x55/0x507 : ? load_ucode_intel_bsp+0x1c/0x4d : ? secondary_startup_64_no_verify+0xc2/0xcb : CR2: ff24b56eba60cff8 : ---[ end trace 0e56686fd458f0c6 ]--- : RIP: 0010:fill_pud+0xa/0x62 : ... : Kernel panic - not syncing: Attempted to kill the idle task! : ---[ end Kernel panic - not syncing: Attempted to kill the idle task! ]--- Linux 5.10.50 seems pretty old. Does it happen with current Linux 6.10 kernel too?
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Paul Menzel (Code Review)