iansus / hideproc-lkm Goto Github PK

Hello, I tried to "make" the module but I am getting the following list of errors

error: ‘struct upid’ has no member named ‘pid_chain’

I tried a lot of things but none seem to work. What could be the issue?
Help appreciated.

Full Error Dump :

make -C /lib/modules/4.15.0-42-generic/build M=/home/coderdude/Desktop/hideproc-lkm modules
make[1]: Entering directory '/usr/src/linux-headers-4.15.0-42-generic'
CC [M] /home/coderdude/Desktop/hideproc-lkm/hideproc.o
In file included from ./include/linux/init.h:5:0,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:1:
/home/coderdude/Desktop/hideproc-lkm/hideproc.c: In function ‘hideproc_init’:
./include/linux/kernel.h:947:51: error: ‘struct upid’ has no member named ‘pid_chain’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:20: note: in expansion of macro ‘__same_type’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:755:13: note: in expansion of macro ‘hlist_entry_safe’
for (pos = hlist_entry_safe((head)->first, typeof((pos)), member);
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/compiler_types.h:58:0,
from ././include/linux/kconfig.h:74,
from :0:
./include/linux/compiler-gcc.h:170:2: error: ‘struct upid’ has no member named ‘pid_chain’
__builtin_offsetof(a, b)
^
./include/linux/stddef.h:17:32: note: in expansion of macro ‘__compiler_offsetof’
#define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
^~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:950:21: note: in expansion of macro ‘offsetof’
((type )(__mptr - offsetof(type, member))); })
^~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:755:13: note: in expansion of macro ‘hlist_entry_safe’
for (pos = hlist_entry_safe((head)->first, typeof((pos)), member);
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/module.h:9:0,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:2:
./include/linux/list.h:757:35: error: ‘struct upid’ has no member named ‘pid_chain’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^
./include/linux/list.h:744:12: note: in definition of macro ‘hlist_entry_safe’
({ typeof(ptr) ____ptr = (ptr);
^~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
./include/linux/list.h:757:35: error: ‘struct upid’ has no member named ‘pid_chain’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^
./include/linux/list.h:744:28: note: in definition of macro ‘hlist_entry_safe’
({ typeof(ptr) ____ptr = (ptr);
^~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/list.h:9:0,
from ./include/linux/module.h:9,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:2:
./include/linux/kernel.h:946:17: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
void __mptr = (void )(ptr);
^
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/init.h:5:0,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:1:
./include/linux/kernel.h:947:32: error: invalid type argument of unary ‘’ (have ‘int’)
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:20: note: in expansion of macro ‘__same_type’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:51: error: ‘struct upid’ has no member named ‘pid_chain’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:20: note: in expansion of macro ‘__same_type’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:948:18: error: invalid type argument of unary ‘’ (have ‘int’)
!__same_type((ptr), void),
^~~~~~
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:948:6: note: in expansion of macro ‘__same_type’
!__same_type((ptr), void),
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/compiler_types.h:58:0,
from ././include/linux/kconfig.h:74,
from :0:
./include/linux/compiler-gcc.h:170:2: error: ‘struct upid’ has no member named ‘pid_chain’
__builtin_offsetof(a, b)
^
./include/linux/stddef.h:17:32: note: in expansion of macro ‘__compiler_offsetof’
#define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
^~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:950:21: note: in expansion of macro ‘offsetof’
((type )(__mptr - offsetof(type, member))); })
^~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:119:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/init.h:5:0,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:1:
./include/linux/kernel.h:947:51: error: ‘struct upid’ has no member named ‘pid_chain’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:20: note: in expansion of macro ‘__same_type’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:755:13: note: in expansion of macro ‘hlist_entry_safe’
for (pos = hlist_entry_safe((head)->first, typeof((pos)), member);
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/compiler_types.h:58:0,
from ././include/linux/kconfig.h:74,
from :0:
./include/linux/compiler-gcc.h:170:2: error: ‘struct upid’ has no member named ‘pid_chain’
__builtin_offsetof(a, b)
^
./include/linux/stddef.h:17:32: note: in expansion of macro ‘__compiler_offsetof’
#define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
^~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:950:21: note: in expansion of macro ‘offsetof’
((type )(__mptr - offsetof(type, member))); })
^~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:755:13: note: in expansion of macro ‘hlist_entry_safe’
for (pos = hlist_entry_safe((head)->first, typeof((pos)), member);
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/module.h:9:0,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:2:
./include/linux/list.h:757:35: error: ‘struct upid’ has no member named ‘pid_chain’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^
./include/linux/list.h:744:12: note: in definition of macro ‘hlist_entry_safe’
({ typeof(ptr) ____ptr = (ptr);
^~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
./include/linux/list.h:757:35: error: ‘struct upid’ has no member named ‘pid_chain’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^
./include/linux/list.h:744:28: note: in definition of macro ‘hlist_entry_safe’
({ typeof(ptr) ____ptr = (ptr);
^~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/list.h:9:0,
from ./include/linux/module.h:9,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:2:
./include/linux/kernel.h:946:17: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
void __mptr = (void )(ptr);
^
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/init.h:5:0,
from /home/coderdude/Desktop/hideproc-lkm/hideproc.c:1:
./include/linux/kernel.h:947:32: error: invalid type argument of unary ‘’ (have ‘int’)
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:20: note: in expansion of macro ‘__same_type’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:51: error: ‘struct upid’ has no member named ‘pid_chain’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:20: note: in expansion of macro ‘__same_type’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:948:18: error: invalid type argument of unary ‘’ (have ‘int’)
!__same_type((ptr), void),
^~~~~~
./include/linux/compiler.h:310:19: note: in definition of macro ‘__compiletime_assert’
bool __cond = !(condition);
^~~~~~~~~
./include/linux/compiler.h:333:2: note: in expansion of macro ‘_compiletime_assert’
_compiletime_assert(condition, msg, _compiletime_assert, LINE)
^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:47:37: note: in expansion of macro ‘compiletime_assert’
#define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
^~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:947:2: note: in expansion of macro ‘BUILD_BUG_ON_MSG’
BUILD_BUG_ON_MSG(!__same_type((ptr), ((type )0)->member) &&
^~~~~~~~~~~~~~~~
./include/linux/kernel.h:948:6: note: in expansion of macro ‘__same_type’
!__same_type((ptr), void),
^~~~~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/compiler_types.h:58:0,
from ././include/linux/kconfig.h:74,
from :0:
./include/linux/compiler-gcc.h:170:2: error: ‘struct upid’ has no member named ‘pid_chain’
__builtin_offsetof(a, b)
^
./include/linux/stddef.h:17:32: note: in expansion of macro ‘__compiler_offsetof’
#define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
^~~~~~~~~~~~~~~~~~~
./include/linux/kernel.h:950:21: note: in expansion of macro ‘offsetof’
((type )(__mptr - offsetof(type, member))); })
^~~~~~~~
./include/linux/list.h:734:40: note: in expansion of macro ‘container_of’
#define hlist_entry(ptr, type, member) container_of(ptr,type,member)
^~~~~~~~~~~~
./include/linux/list.h:745:15: note: in expansion of macro ‘hlist_entry’
____ptr ? hlist_entry(____ptr, type, member) : NULL;
^~~~~~~~~~~
./include/linux/list.h:757:13: note: in expansion of macro ‘hlist_entry_safe’
pos = hlist_entry_safe((pos)->member.next, typeof((pos)), member))
^~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:140:5: note: in expansion of macro ‘hlist_for_each_entry’
hlist_for_each_entry(pupid, phlist, pid_chain) {
^~~~~~~~~~~~~~~~~~~~
/home/coderdude/Desktop/hideproc-lkm/hideproc.c:144:41: error: ‘struct upid’ has no member named ‘pid_chain’
toremove[toremove_idx++] = &(pupid->pid_chain);
^~
scripts/Makefile.build:339: recipe for target '/home/coderdude/Desktop/hideproc-lkm/hideproc.o' failed
make[2]: *** [/home/coderdude/Desktop/hideproc-lkm/hideproc.o] Error 1
Makefile:1551: recipe for target 'module/home/coderdude/Desktop/hideproc-lkm' failed
make[1]: *** [module/home/coderdude/Desktop/hideproc-lkm] Error 2
make[1]: Leaving directory '/usr/src/linux-headers-4.15.0-42-generic'
Makefile:3: recipe for target 'all' failed
make: *** [all] Error 2

hide process function running perfectly as we wish,but would you like to provide a way to recover the pid structure?
unlike the other ring3 tools this tool runs deeply in kernel,if the hidden process exited,there triggers a kernel crash.