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Add a temporary workaround for panics being seen on NFS servers with ZFS,

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where an improperly initialized prison field could lead to a panic.  This
is not the correct solution, since it fails to address similar problems
for both AUDIT and MAC, which also rely on properly initialized
credentials, but should reduce panic reports while we work that out.

Reported by:	ps, kan, others
This commit is contained in:
rwatson 2009-06-07 20:51:31 +00:00
parent 8fb24ef4a3
commit 23373fdcc8
1 changed files with 3 additions and 0 deletions
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3
sys/rpc/svc_auth.c
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@ -48,6 +48,7 @@ __FBSDID("$FreeBSD$");
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/systm.h>
#include <sys/jail.h>
#include <sys/ucred.h>
#include <rpc/rpc.h>
@ -181,6 +182,8 @@ svc_getcred(struct svc_req *rqst, struct ucred **crp, int *flavorp)
for (i = 0; i < xcr->cr_ngroups; i++)
cr->cr_groups[i] = xcr->cr_groups[i];
cr->cr_rgid = cr->cr_svgid = cr->cr_groups[0];
cr->cr_prison = &prison0;
prison_hold(cr->cr_prison);
*crp = cr;
return (TRUE);