tree:
https://android.googlesource.com/kernel/common android12-5.10
head: 81c8161bed77ae0da88c78ff822220ba1a2a7a8a
commit: 81c8161bed77ae0da88c78ff822220ba1a2a7a8a [1/1] ANDROID: vendor_hooks: Add hooks to
tcp/udp send/recv msg functions.
config: x86_64-randconfig-s021-20210821 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-348-gf0e6938b-dirty
git remote add android-common
https://android.googlesource.com/kernel/common
git fetch --no-tags android-common android12-5.10
git checkout 81c8161bed77ae0da88c78ff822220ba1a2a7a8a
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
sparse warnings: (new ones prefixed by >>)
net/ipv4/tcp.c: note: in included file (through include/net/inet_sock.h,
include/net/ip.h, include/linux/errqueue.h):
include/net/sock.h:1621:31: sparse: sparse: context imbalance in 'tcp_ioctl' -
unexpected unlock
net/ipv4/tcp.c: note: in included file:
> include/trace/hooks/ipv4.h:12:1: sparse: sparse: incorrect type
in assignment (different address spaces) @@ expected struct tracepoint_func
*it_func_ptr @@ got struct tracepoint_func [noderef] __rcu *funcs @@
include/trace/hooks/ipv4.h:12:1: sparse: expected struct tracepoint_func *it_func_ptr
include/trace/hooks/ipv4.h:12:1: sparse: got struct tracepoint_func [noderef] __rcu
*funcs
include/trace/hooks/ipv4.h:16:1: sparse: sparse: incorrect type in assignment
(different address spaces) @@ expected struct tracepoint_func *it_func_ptr @@ got
struct tracepoint_func [noderef] __rcu *funcs @@
include/trace/hooks/ipv4.h:16:1: sparse: expected struct tracepoint_func
*it_func_ptr
include/trace/hooks/ipv4.h:16:1: sparse: got struct tracepoint_func [noderef] __rcu
*funcs
include/trace/hooks/ipv4.h:28:1: sparse: sparse: incorrect type in assignment
(different address spaces) @@ expected struct tracepoint_func *it_func_ptr @@ got
struct tracepoint_func [noderef] __rcu *funcs @@
include/trace/hooks/ipv4.h:28:1: sparse: expected struct tracepoint_func
*it_func_ptr
include/trace/hooks/ipv4.h:28:1: sparse: got struct tracepoint_func [noderef] __rcu
*funcs
net/ipv4/tcp.c: note: in included file (through include/net/inet_sock.h,
include/net/ip.h, include/linux/errqueue.h):
include/net/sock.h:1621:31: sparse: sparse: context imbalance in 'tcp_get_info'
- unexpected unlock
vim +12 include/trace/hooks/ipv4.h
11
12 DECLARE_RESTRICTED_HOOK(android_rvh_tcp_sendmsg_locked,
13 TP_PROTO(struct sock *sk, int size),
14 TP_ARGS(sk, size), 1);
15
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org