CVS commit: src/sys/arch/x86/x86

["Andrew Doran" <ad%netbsd.org@localhost>]

Module Name:    src
Committed By:   ad
Date:           Wed May 27 19:26:43 UTC 2020

Modified Files:
        src/sys/arch/x86/x86: pmap.c

Log Message:
Reported-by: syzbot+c1770938bb3fa7c085f2%syzkaller.appspotmail.com@localhost
Reported-by: syzbot+ae26209c7d7f06e0b29f%syzkaller.appspotmail.com@localhost

Can't defer freeing PV entries for the kernel's pmap until pmap_update(),
as that means taking locks and potentially recursing, and pmap_update()
for the kernel is used in all sorts of sensitive places.


To generate a diff of this commit:
cvs rdiff -u -r1.394 -r1.395 src/sys/arch/x86/x86/pmap.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.