Re: [PATCH v27 21/25] audit: add support for non-syscall auxiliary records

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Hi Casey,

I love your patch! Yet something to improve:

[auto build test ERROR on nf/master]
[also build test ERROR on linus/master v5.13-rc6]
[cannot apply to security/next-testing pcmoore-audit/next nf-next/master next-20210616]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url:    https://github.com/0day-ci/linux/commits/Casey-Schaufler/LSM-Infrastructure-management-of-the-sock-security/20210616-133254
base:   https://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf.git master
config: m68k-randconfig-r021-20210615 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/0day-ci/linux/commit/c6c28a65377a02c1aa05846e32c56cb015da9904
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Casey-Schaufler/LSM-Infrastructure-management-of-the-sock-security/20210616-133254
        git checkout c6c28a65377a02c1aa05846e32c56cb015da9904
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=m68k 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   In file included from include/linux/fsnotify.h:16,
                    from fs/configfs/dir.c:14:
>> include/linux/audit.h:557:1: error: expected identifier or '(' before '+' token
     557 | +static inline struct audit_context *audit_alloc_local(gfp_t gfpflags)
         | ^
--
   In file included from include/linux/fsnotify.h:16,
                    from fs/cachefiles/namei.c:12:
>> include/linux/audit.h:557:1: error: expected identifier or '(' before '+' token
     557 | +static inline struct audit_context *audit_alloc_local(gfp_t gfpflags)
         | ^
   fs/cachefiles/namei.c: In function 'cachefiles_walk_to_object':
   fs/cachefiles/namei.c:499:16: warning: variable 'start' set but not used [-Wunused-but-set-variable]
     499 |  unsigned long start;
         |                ^~~~~
   fs/cachefiles/namei.c: In function 'cachefiles_get_directory':
   fs/cachefiles/namei.c:768:16: warning: variable 'start' set but not used [-Wunused-but-set-variable]
     768 |  unsigned long start;
         |                ^~~~~
   fs/cachefiles/namei.c: In function 'cachefiles_check_active':
   fs/cachefiles/namei.c:879:16: warning: variable 'start' set but not used [-Wunused-but-set-variable]
     879 |  unsigned long start;
         |                ^~~~~
--
   In file included from fs/pipe.c:23:
>> include/linux/audit.h:557:1: error: expected identifier or '(' before '+' token
     557 | +static inline struct audit_context *audit_alloc_local(gfp_t gfpflags)
         | ^
   fs/pipe.c:741:15: warning: no previous prototype for 'account_pipe_buffers' [-Wmissing-prototypes]
     741 | unsigned long account_pipe_buffers(struct user_struct *user,
         |               ^~~~~~~~~~~~~~~~~~~~
   fs/pipe.c:747:6: warning: no previous prototype for 'too_many_pipe_buffers_soft' [-Wmissing-prototypes]
     747 | bool too_many_pipe_buffers_soft(unsigned long user_bufs)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~
   fs/pipe.c:754:6: warning: no previous prototype for 'too_many_pipe_buffers_hard' [-Wmissing-prototypes]
     754 | bool too_many_pipe_buffers_hard(unsigned long user_bufs)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~
   fs/pipe.c:761:6: warning: no previous prototype for 'pipe_is_unprivileged_user' [-Wmissing-prototypes]
     761 | bool pipe_is_unprivileged_user(void)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~
   fs/pipe.c:1231:5: warning: no previous prototype for 'pipe_resize_ring' [-Wmissing-prototypes]
    1231 | int pipe_resize_ring(struct pipe_inode_info *pipe, unsigned int nr_slots)
         |     ^~~~~~~~~~~~~~~~


vim +557 include/linux/audit.h

   553	
   554	extern int audit_n_rules;
   555	extern int audit_signals;
   556	#else /* CONFIG_AUDITSYSCALL */
 > 557	+static inline struct audit_context *audit_alloc_local(gfp_t gfpflags)
   558	{
   559		return NULL;
   560	}
   561	static inline void audit_free_context(struct audit_context *context)
   562	{ }
   563	static inline int audit_alloc(struct task_struct *task)
   564	{
   565		return 0;
   566	}
   567	static inline void audit_free(struct task_struct *task)
   568	{ }
   569	static inline void audit_syscall_entry(int major, unsigned long a0,
   570					       unsigned long a1, unsigned long a2,
   571					       unsigned long a3)
   572	{ }
   573	static inline void audit_syscall_exit(void *pt_regs)
   574	{ }
   575	static inline bool audit_dummy_context(void)
   576	{
   577		return true;
   578	}
   579	static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx)
   580	{ }
   581	static inline struct audit_context *audit_context(void)
   582	{
   583		return NULL;
   584	}
   585	static inline struct filename *audit_reusename(const __user char *name)
   586	{
   587		return NULL;
   588	}
   589	static inline void audit_getname(struct filename *name)
   590	{ }
   591	static inline void audit_inode(struct filename *name,
   592					const struct dentry *dentry,
   593					unsigned int aflags)
   594	{ }
   595	static inline void audit_file(struct file *file)
   596	{
   597	}
   598	static inline void audit_inode_parent_hidden(struct filename *name,
   599					const struct dentry *dentry)
   600	{ }
   601	static inline void audit_inode_child(struct inode *parent,
   602					     const struct dentry *dentry,
   603					     const unsigned char type)
   604	{ }
   605	static inline void audit_core_dumps(long signr)
   606	{ }
   607	static inline void audit_seccomp(unsigned long syscall, long signr, int code)
   608	{ }
   609	static inline void audit_seccomp_actions_logged(const char *names,
   610							const char *old_names, int res)
   611	{ }
   612	static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp)
   613	{ }
   614	static inline void audit_ipc_set_perm(unsigned long qbytes, uid_t uid,
   615						gid_t gid, umode_t mode)
   616	{ }
   617	static inline void audit_bprm(struct linux_binprm *bprm)
   618	{ }
   619	static inline int audit_socketcall(int nargs, unsigned long *args)
   620	{
   621		return 0;
   622	}
   623	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip


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