On Fri, 11 Jul 2025, Borislav Petkov wrote:
On Fri, Jul 11, 2025 at 06:03:39PM +0200, Thomas Voegtle wrote:
This works.
Cool, thanks.
If you have 6.12-stable ready, can you pls check it works there too?
The diff applies there too.
Already did that, 6.12-stable + patch also works.
And then I tried 5.15.187, patch applies, but doesn't work.
dmesg | grep -E '(micro|min_rev)' [ 0.364500] Transient Scheduler Attacks: Vulnerable: Clear CPU buffers attempted, no microcode [ 1.524345] microcode: microcode updated early to new patch_level=0x0a20102e [ 1.524364] microcode: CPU0: patch_level=0x0a20102e [ 1.524370] microcode: CPU1: patch_level=0x0a20102e [ 1.524376] microcode: CPU2: patch_level=0x0a20102e [ 1.524384] microcode: CPU3: patch_level=0x0a20102e [ 1.524392] microcode: CPU4: patch_level=0x0a20102e [ 1.524400] microcode: CPU5: patch_level=0x0a20102e [ 1.524407] microcode: CPU6: patch_level=0x0a20102e [ 1.524412] microcode: CPU7: patch_level=0x0a20102e [ 1.524416] microcode: CPU8: patch_level=0x0a20102e [ 1.524422] microcode: CPU9: patch_level=0x0a20102e [ 1.524428] microcode: CPU10: patch_level=0x0a20102e [ 1.524434] microcode: CPU11: patch_level=0x0a20102e [ 1.524438] microcode: Microcode Update Driver: v2.2.
cat /sys/devices/system/cpu/vulnerabilities/tsa Vulnerable: Clear CPU buffers attempted, no microcode
dmesg attached.
thanks,
Thomas