[pcmoore-audit:working-testing 5/6] kernel/audit.c:1456:2: note: in expansion of macro 'if'
kbuild test robot
fengguang.wu at intel.com
Sat Nov 12 00:49:58 UTC 2016
tree: git://git.infradead.org/users/pcmoore/audit working-testing
head: a49c8e50dda0d0232dfbed567608724c9666b6ab
commit: 20fb66989030c8f631d687ddaca75b9f7f2ee589 [5/6] Work in progress, no commit description yet.
config: x86_64-randconfig-s2-11120755 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
git checkout 20fb66989030c8f631d687ddaca75b9f7f2ee589
# save the attached .config to linux build tree
make ARCH=x86_64
All warnings (new ones prefixed by >>):
In file included from include/linux/file.h:8:0,
from kernel/audit.c:46:
kernel/audit.c: In function 'audit_log_start':
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:30: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:42: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:42: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:42: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:149:42: note: in definition of macro '__trace_if'
if (__builtin_constant_p(!!(cond)) ? !!(cond) : \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:160:16: note: in definition of macro '__trace_if'
______r = !!(cond); \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:160:16: note: in definition of macro '__trace_if'
______r = !!(cond); \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:160:16: note: in definition of macro '__trace_if'
______r = !!(cond); \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
kernel/audit.c:1457:34: error: 'struct mutex' has no member named 'owner'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^
include/linux/compiler.h:160:16: note: in definition of macro '__trace_if'
______r = !!(cond); \
^~~~
>> kernel/audit.c:1456:2: note: in expansion of macro 'if'
if ((!audit_pid && audit_pid != current->tgid) &&
^~
include/linux/compiler.h:520:26: note: in expansion of macro '__ACCESS_ONCE'
#define ACCESS_ONCE(x) (*__ACCESS_ONCE(x))
^~~~~~~~~~~~~
kernel/audit.c:1457:7: note: in expansion of macro 'ACCESS_ONCE'
(ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
^~~~~~~~~~~
vim +/if +1456 kernel/audit.c
1440 struct timespec t;
1441 unsigned int uninitialized_var(serial);
1442
1443 if (audit_initialized != AUDIT_INITIALIZED)
1444 return NULL;
1445
1446 if (unlikely(!audit_filter(type, AUDIT_FILTER_TYPE)))
1447 return NULL;
1448
1449 /* XXX - wait on a possible backlog only under these conditions:
1450 * 1. audit_backlog_limit is non-zero
1451 * 2. current != auditd
1452 * 3. ACCESS_ONCE(audit_cmd_mutex.owner) != current
1453 * 4. ???
1454 */
1455
> 1456 if ((!audit_pid && audit_pid != current->tgid) &&
1457 (ACCESS_ONCE(audit_cmd_mutex.owner) != current)) {
1458 long sleep_time = audit_backlog_wait_time;
1459
1460 while (audit_backlog_limit &&
1461 (skb_queue_len(&audit_queue) > audit_backlog_limit)) {
1462 /* wake kauditd to try and flush the queue */
1463 wake_up_interruptible(&kauditd_wait);
1464
---
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