[Bug 46132] Multiple Windows 10 ARM64 apps crash with illegal instruction fault due to access of ARMv8 PMU cycle counter via 'PMCCNTR_EL0' register in EL0 (Linux kernel disallows access by default)

WineHQ Bugzilla wine-bugs at winehq.org
Tue May 26 07:26:02 CDT 2020


https://bugs.winehq.org/show_bug.cgi?id=46132

Anastasius Focht <focht at gmx.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|-unknown                    |ntdll

--- Comment #4 from Anastasius Focht <focht at gmx.net> ---
Hello folks,

revisiting, obviously still present.

https://github.com/torvalds/linux/blob/42595ce90b9d4a6b9d8c5a1ea78da4eeaf7e086a/arch/arm64/mm/proc.S#L395

https://github.com/torvalds/linux/blob/42595ce90b9d4a6b9d8c5a1ea78da4eeaf7e086a/arch/arm64/mm/proc.S#L129

$ wine --version
wine-5.9

Regards

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