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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:
Robert Watson 2009-06-07 20:51:31 +00:00
parent bca2ec16a6
commit dab07fbcef
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);