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PR/55251 CVS commit: src/sys/kern



The following reply was made to PR kern/55251; it has been noted by GNATS.

From: "Andrew Doran" <ad%netbsd.org@localhost>
To: gnats-bugs%gnats.NetBSD.org@localhost
Cc: 
Subject: PR/55251 CVS commit: src/sys/kern
Date: Tue, 12 May 2020 21:24:30 +0000

 Module Name:	src
 Committed By:	ad
 Date:		Tue May 12 21:24:30 UTC 2020
 
 Modified Files:
 	src/sys/kern: kern_mutex.c
 
 Log Message:
 PR kern/55251: use of ZFS may trigger kernel memory corruption
 
 mutex_vector_enter(): reload mtx_owner with preemption disabled before
 calling mutex_oncpu(), otherwise lwp_dtor() can intervene.
 
 
 To generate a diff of this commit:
 cvs rdiff -u -r1.90 -r1.91 src/sys/kern/kern_mutex.c
 
 Please note that diffs are not public domain; they are subject to the
 copyright notices on the relevant files.
 


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