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"Google продемонстрировал эксплуатацию уязвимостей Spectre че..." Отправлено Аноним, 19-Мрт-21 17:04
Пи*ть не мешки ворочать, Ryzen 3700X, Chrome Version 89.0.4389.90 (Official Build) (64-bit), Linux 5.10.24, mitigations=auto (т.е. не указаны): $ tail -f spectre.log [*] inferred memory layout: array index 10 is in cacheSet 30 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 46%, false negatives: 56% [!] error: too many wrong false positives in leak test (> 20%) [*] retrying. (9 retries left) [*] inferred memory layout: array index 10 is in cacheSet 30 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 1%, false negatives: 97% [!] error: too many wrong false negatives in leak test (> 20%) [*] retrying. (8 retries left) [*] inferred memory layout: array index 10 is in cacheSet 30 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 18%, false negatives: 29% [!] error: too many wrong false negatives in leak test (> 20%) [*] retrying. (7 retries left) [*] inferred memory layout: array index 10 is in cacheSet 30 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 2%, false negatives: 24% [!] error: too many wrong false negatives in leak test (> 20%) [*] retrying. (6 retries left) [*] inferred memory layout: array index 42 is in cacheSet 32 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 1%, false negatives: 98% [!] error: too many wrong false negatives in leak test (> 20%) [*] retrying. (5 retries left) [*] inferred memory layout: array index 10 is in cacheSet 30 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 1%, false negatives: 92% [!] error: too many wrong false negatives in leak test (> 20%) [*] retrying. (4 retries left) [*] inferred memory layout: array index 42 is in cacheSet 32 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 2%, false negatives: 22% [!] error: too many wrong false negatives in leak test (> 20%) [*] retrying. (3 retries left) [*] inferred memory layout: array index 10 is in cacheSet 30 [*] array elements page offset: 0x758 [*] first typedArray at 0x0 [*] found typedArray with desired alignment (@0x3d8) [*] false positives: 0%, false negatives: 11% [*] setup complete, start leaking [*] leaked 128 bytes in 402ms [*] leaked 128 bytes in 454ms [*] leaked 128 bytes in 433ms [*] leaked 128 bytes in 441ms [*] leaked 128 bytes in 468ms [*] leaked 128 bytes in 439ms [*] leaked 128 bytes in 443ms [*] leaked 128 bytes in 403ms [*] leaked 128 bytes in 412ms [*] leaked 128 bytes in 447ms [*] leaked 128 bytes in 439ms [*] leaked 128 bytes in 440ms [*] leaked 128 bytes in 454ms [*] leaked 128 bytes in 459ms [*] leaked 128 bytes in 444ms [*] leaked 128 bytes in 448ms [*] leaked 128 bytes in 437ms [*] leaked 128 bytes in 457ms [*] leaked 128 bytes in 448ms [*] leaked 128 bytes in 441ms [*] leaked 128 bytes in 441ms [*] leaked 128 bytes in 448ms [*] leaked 128 bytes in 463ms [*] leaked 128 bytes in 407ms [*] leaked 128 bytes in 421ms [*] leaked 128 bytes in 455ms [*] leaked 128 bytes in 467ms [*] leaked 128 bytes in 449ms [*] leaked 128 bytes in 455ms [*] leaked 128 bytes in 449ms [*] leaked 128 bytes in 460ms [*] leaked 128 bytes in 627ms [*] done

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Сообщение*:	> Пи*ть не мешки ворочать, Ryzen 3700X, Chrome Version 89.0.4389.90 (Official Build) (64-bit), > Linux 5.10.24, mitigations=auto (т.е. не указаны): > $ tail -f spectre.log > [*] inferred memory layout: array index 10 is in cacheSet 30 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 46%, false negatives: 56% > [!] error: too many wrong false positives in leak test (> 20%) > [*] retrying. (9 retries left) > [*] inferred memory layout: array index 10 is in cacheSet 30 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 1%, false negatives: 97% > [!] error: too many wrong false negatives in leak test (> 20%) > [*] retrying. (8 retries left) > [*] inferred memory layout: array index 10 is in cacheSet 30 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 18%, false negatives: 29% > [!] error: too many wrong false negatives in leak test (> 20%) > [*] retrying. (7 retries left) > [*] inferred memory layout: array index 10 is in cacheSet 30 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 2%, false negatives: 24% > [!] error: too many wrong false negatives in leak test (> 20%) > [*] retrying. (6 retries left) > [*] inferred memory layout: array index 42 is in cacheSet 32 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 1%, false negatives: 98% > [!] error: too many wrong false negatives in leak test (> 20%) > [*] retrying. (5 retries left) > [*] inferred memory layout: array index 10 is in cacheSet 30 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 1%, false negatives: 92% > [!] error: too many wrong false negatives in leak test (> 20%) > [*] retrying. (4 retries left) > [*] inferred memory layout: array index 42 is in cacheSet 32 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 2%, false negatives: 22% > [!] error: too many wrong false negatives in leak test (> 20%) > [*] retrying. (3 retries left) > [*] inferred memory layout: array index 10 is in cacheSet 30 > [*] array elements page offset: 0x758 > [*] first typedArray at 0x0 > [*] found typedArray with desired alignment (@0x3d8) > [*] false positives: 0%, false negatives: 11% > [*] setup complete, start leaking > [*] leaked 128 bytes in 402ms > [*] leaked 128 bytes in 454ms > [*] leaked 128 bytes in 433ms > [*] leaked 128 bytes in 441ms > [*] leaked 128 bytes in 468ms > [*] leaked 128 bytes in 439ms > [*] leaked 128 bytes in 443ms > [*] leaked 128 bytes in 403ms > [*] leaked 128 bytes in 412ms > [*] leaked 128 bytes in 447ms > [*] leaked 128 bytes in 439ms > [*] leaked 128 bytes in 440ms > [*] leaked 128 bytes in 454ms > [*] leaked 128 bytes in 459ms > [*] leaked 128 bytes in 444ms > [*] leaked 128 bytes in 448ms > [*] leaked 128 bytes in 437ms > [*] leaked 128 bytes in 457ms > [*] leaked 128 bytes in 448ms > [*] leaked 128 bytes in 441ms > [*] leaked 128 bytes in 441ms > [*] leaked 128 bytes in 448ms > [*] leaked 128 bytes in 463ms > [*] leaked 128 bytes in 407ms > [*] leaked 128 bytes in 421ms > [*] leaked 128 bytes in 455ms > [*] leaked 128 bytes in 467ms > [*] leaked 128 bytes in 449ms > [*] leaked 128 bytes in 455ms > [*] leaked 128 bytes in 449ms > [*] leaked 128 bytes in 460ms > [*] leaked 128 bytes in 627ms > [*] done
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