On Tue, 25 May 2021, Konstantin Belousov wrote:
The branch main has been updated by kib:
URL:
https://cgit.FreeBSD.org/src/commit/?id=91aae953cb807d6fb7a70782b323bf9beb60d7c9
commit 91aae953cb807d6fb7a70782b323bf9beb60d7c9
Author: Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2021-05-22 19:48:36 +0000
Commit: Konstantin Belousov <k...@freebsd.org>
CommitDate: 2021-05-25 15:20:46 +0000
amd64: clear PSL.AC in the right frame
If copyin family of routines fault, kernel does clear PSL.AC on the
fault entry, but the AC flag of the faulted frame is kept intact. Since
onfault handler is effectively jump, AC survives until syscall exit.
Reported by: m00nbsd, via Sony
Reviewed by: markj
Sponsored by: The FreeBSD Foundation
admbugs: 975
I am getting this when trying to build LINT kernels on head/amd64:
linking kernel
ld: error: undefined symbol: CPUID_STDEXT_SMAP
referenced by linux32_support.o:(.text+0x6)
and also people report that linux*.ko are no longer loading for
similar reasons (as follow-up to my
d72cd275187c6399caf0ca4125292dc7e55fa478 Bump __FreeBSD_version to
1400015 ..; see there).
Can you please have a look?
/bz
--
Bjoern A. Zeeb r15:7
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