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lxc-usernsexec: setgroups() similar to other places shouldn't fail on EPERM

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FAIL: lxc-tests: lxc-test-usernsexec (1s)
---
as test-userns executing /tmp/autopkgtest.waGEXj/build.Hm3/src/src/tests/lxc-test-usernsexec
uid=1001 gid=1001 name=test-userns subuid=165536 subgid=165536 ver=1:4.0.4-0ubuntu3
lxc-utils=1:4.0.4-0ubuntu3 kver=5.8.0-19-generic
USERNSEXEC=lxc-usernsexec
nouidgid: PASS
myuidgid: FAIL - runtest failed 1
  $ lxc-usernsexec -mu:0:1001:1 -mg:0:1001:1 -- /tmp/autopkgtest.waGEXj/build.Hm3/src/src/tests/lxc-test-usernsexec inside f0
  lxc 20200914222824.562 ERROR    utils - utils.c:lxc_setgroups:1363 - Operation not permitted - Failed to setgroups()
  kid 73112 is gone 1
subuidgid: PASS
bothsets: PASS
mismatch: PASS
ERRORS: myuidgid
---

Reported-by: Seth Forshee <seth.forshee@canonical.com>
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
This commit is contained in:
Christian Brauner 2020-09-17 17:44:26 +02:00
parent b324a25500
commit 3f6e5c831e
No known key found for this signature in database
GPG Key ID: 8EB056D53EECB12D
1 changed files with 1 additions and 1 deletions
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src/lxc/cmd/lxc_usernsexec.c
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@ -88,7 +88,7 @@ static int do_child(void *vargv)
int ret; int ret;
char **argv = (char **)vargv; char **argv = (char **)vargv;
if (!lxc_setgroups(0, NULL)) if (!lxc_setgroups(0, NULL) && errno != EPERM)
return -1; return -1;
/* Assume we want to become root */ /* Assume we want to become root */