Module Name: src
Committed By: ad
Date: Wed Jan 22 13:19:33 UTC 2020
Modified Files:
src/sys/kern: kern_lock.c kern_synch.c
Log Message:
- DIAGNOSTIC: check for leaked kernel_lock in mi_switch().
- Now that ci_biglock_wanted is set later, explicitly disable preemption
while acquiring kernel_lock. It was blocked in a roundabout way
previously.
Reported-by: syzbot+43111d810160fb4b9...@syzkaller.appspotmail.com
Reported-by: syzbot+f5b871bd00089bf97...@syzkaller.appspotmail.com
Reported-by: syzbot+cd1f15eee5b1b6d20...@syzkaller.appspotmail.com
Reported-by: syzbot+fb945a331dabd0b6b...@syzkaller.appspotmail.com
Reported-by: syzbot+53a0c2342b361db25...@syzkaller.appspotmail.com
Reported-by: syzbot+552222a952814dede...@syzkaller.appspotmail.com
Reported-by: syzbot+c7104a72172b0f909...@syzkaller.appspotmail.com
Reported-by: syzbot+efbd30c6ca0f7d844...@syzkaller.appspotmail.com
Reported-by: syzbot+330a421bd46794d8b...@syzkaller.appspotmail.com
To generate a diff of this commit:
cvs rdiff -u -r1.165 -r1.166 src/sys/kern/kern_lock.c
cvs rdiff -u -r1.336 -r1.337 src/sys/kern/kern_synch.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
