kern/118152: [nfs] kldunload nfsserver wedges server
Bjoern Groenvall
bg at sics.se
Tue Nov 20 08:00:06 PST 2007
>Number: 118152
>Category: kern
>Synopsis: [nfs] kldunload nfsserver wedges server
>Confidential: no
>Severity: serious
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Tue Nov 20 16:00:05 UTC 2007
>Closed-Date:
>Last-Modified:
>Originator: Bjoern Groenvall
>Release: FreeBSD 8.0-CURRENT amd64
>Organization:
SICS
>Environment:
System: FreeBSD duvel.sics.se 8.0-CURRENT FreeBSD 8.0-CURRENT #2: Sun Nov 18 20:14:16 UTC 2007 root at duvel.sics.se:/usr/obj/usr/src/sys/GEN-NFS amd64
HP PC, amd64
>Description:
unloading the nfsserver kernel module panics server
>How-To-Repeat:
kldunload nfsserver
>Fix:
nfsrv_destroycache() is accidentally called twice (change
nfs_srvsubs.c:1.147).
--- nfs_srvsubs.c.DIST 2007-11-20 15:34:14.000000000 +0000
+++ nfs_srvsubs.c 2007-11-20 15:34:23.000000000 +0000
@@ -569,7 +569,6 @@
syscall_deregister(&nfssvc_offset, &nfssvc_prev_sysent);
callout_drain(&nfsrv_callout);
nfsrv_destroycache(); /* Free the server request cache */
- nfsrv_destroycache(); /* Free the server request cache */
mtx_destroy(&nfsd_mtx);
break;
default:
>Release-Note:
>Audit-Trail:
>Unformatted:
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