D52259.id161808.diff
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D52259.id161808.diff
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	diff --git a/sys/kern/kern_proc.c b/sys/kern/kern_proc.c
	--- a/sys/kern/kern_proc.c
	+++ b/sys/kern/kern_proc.c
	@@ -1112,13 +1112,14 @@
	if (cred->cr_flags & CRED_FLAG_CAPMODE)
	kp->ki_cr_flags \|= KI_CRF_CAPABILITY_MODE;
	/* XXX bde doesn't like KI_NGROUPS */
	- if (cred->cr_ngroups > KI_NGROUPS) {
	+ if (1 + cred->cr_ngroups > KI_NGROUPS) {
	kp->ki_ngroups = KI_NGROUPS;
	kp->ki_cr_flags \|= KI_CRF_GRP_OVERFLOW;
	} else
	- kp->ki_ngroups = cred->cr_ngroups;
	- bcopy(cred->cr_groups, kp->ki_groups,
	- kp->ki_ngroups * sizeof(gid_t));
	+ kp->ki_ngroups = 1 + cred->cr_ngroups;
	+ kp->ki_groups[0] = cred->cr_gid;
	+ bcopy(cred->cr_groups, kp->ki_groups + 1,
	+ (kp->ki_ngroups - 1) * sizeof(gid_t));
	kp->ki_rgid = cred->cr_rgid;
	kp->ki_svgid = cred->cr_svgid;
	/* If jailed(cred), emulate the old P_JAILED flag. */