* Re: [PATCH v1] cpufreq: pcc: fix use-after-free and double free in _OSC evaluation
[not found] <20260415165139.14113-1-dbgh9129@gmail.com>
@ 2026-05-01 18:40 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2026-05-01 18:40 UTC (permalink / raw)
To: Yuho Choi, Rafael J . Wysocki, Viresh Kumar
Cc: llvm, oe-kbuild-all, linux-pm, linux-kernel, Yuho Choi
Hi Yuho,
kernel test robot noticed the following build errors:
[auto build test ERROR on rafael-pm/linux-next]
[also build test ERROR on rafael-pm/bleeding-edge linus/master v7.1-rc1 next-20260430]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Yuho-Choi/cpufreq-pcc-fix-use-after-free-and-double-free-in-_OSC-evaluation/20260418-135954
base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link: https://lore.kernel.org/r/20260415165139.14113-1-dbgh9129%40gmail.com
patch subject: [PATCH v1] cpufreq: pcc: fix use-after-free and double free in _OSC evaluation
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20260502/202605020207.kSlb7cj7-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260502/202605020207.kSlb7cj7-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605020207.kSlb7cj7-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/cpufreq/pcc-cpufreq.c:26:
>> include/acpi/actypes.h:21:2: error: ACPI_MACHINE_WIDTH not defined
21 | #error ACPI_MACHINE_WIDTH not defined
| ^
include/acpi/actypes.h:95:9: error: unknown type name 'COMPILER_DEPENDENT_UINT64'
95 | typedef COMPILER_DEPENDENT_UINT64 u64;
| ^
include/acpi/actypes.h:96:9: error: unknown type name 'COMPILER_DEPENDENT_INT64'
96 | typedef COMPILER_DEPENDENT_INT64 s64;
| ^
include/acpi/actypes.h:116:5: warning: 'ACPI_MACHINE_WIDTH' is not defined, evaluates to 0 [-Wundef]
116 | #if ACPI_MACHINE_WIDTH == 64
| ^
include/acpi/actypes.h:157:7: warning: 'ACPI_MACHINE_WIDTH' is not defined, evaluates to 0 [-Wundef]
157 | #elif ACPI_MACHINE_WIDTH == 32
| ^
>> include/acpi/actypes.h:199:2: error: unknown ACPI_MACHINE_WIDTH
199 | #error unknown ACPI_MACHINE_WIDTH
| ^
include/acpi/actypes.h:230:6: warning: 'ACPI_MUTEX_TYPE' is not defined, evaluates to 0 [-Wundef]
230 | #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE)
| ^
include/acpi/actypes.h:230:25: warning: 'ACPI_BINARY_SEMAPHORE' is not defined, evaluates to 0 [-Wundef]
230 | #if (ACPI_MUTEX_TYPE == ACPI_BINARY_SEMAPHORE)
| ^
include/acpi/actypes.h:421:9: error: unknown type name 'u32'
421 | typedef u32 acpi_status; /* All ACPI Exceptions */
| ^
include/acpi/actypes.h:422:9: error: unknown type name 'u32'
422 | typedef u32 acpi_name; /* 4-byte ACPI name */
| ^
include/acpi/actypes.h:644:9: error: unknown type name 'u32'
644 | typedef u32 acpi_object_type;
| ^
include/acpi/actypes.h:716:9: error: unknown type name 'u32'
716 | typedef u32 acpi_event_type;
| ^
include/acpi/actypes.h:747:9: error: unknown type name 'u32'
747 | typedef u32 acpi_event_status;
| ^
include/acpi/actypes.h:917:3: error: unknown type name 'u32'
917 | u32 length; /* # of bytes in string, excluding trailing null */
| ^
include/acpi/actypes.h:923:3: error: unknown type name 'u32'
923 | u32 length; /* # of bytes in buffer */
| ^
include/acpi/actypes.h:929:3: error: unknown type name 'u32'
929 | u32 count; /* # of elements in package */
| ^
include/acpi/actypes.h:941:3: error: unknown type name 'u32'
941 | u32 proc_id;
| ^
include/acpi/actypes.h:942:3: error: unknown type name 'acpi_io_address'
942 | acpi_io_address pblk_address;
| ^
include/acpi/actypes.h:943:3: error: unknown type name 'u32'
943 | u32 pblk_length;
| ^
include/acpi/actypes.h:948:3: error: unknown type name 'u32'
948 | u32 system_level;
| ^
include/acpi/actypes.h:949:3: error: unknown type name 'u32'
949 | u32 resource_order;
| ^
include/acpi/actypes.h:957:2: error: unknown type name 'u32'
957 | u32 count;
| ^
include/acpi/actypes.h:979:2: error: unknown type name 'acpi_size'
979 | acpi_size length; /* Length in bytes of the buffer */
| ^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
4 warnings and 20 errors generated.
vim +21 include/acpi/actypes.h
61686124f47d7c Bob Moore 2006-03-17 14
defba1d8f233c0 Bob Moore 2005-12-16 15 /*
c6915b3f29eb09 Bob Moore 2017-06-05 16 * ACPI_MACHINE_WIDTH must be specified in an OS- or compiler-dependent
c6915b3f29eb09 Bob Moore 2017-06-05 17 * header and must be either 32 or 64. 16-bit ACPICA is no longer
c6915b3f29eb09 Bob Moore 2017-06-05 18 * supported, as of 12/2006.
defba1d8f233c0 Bob Moore 2005-12-16 19 */
defba1d8f233c0 Bob Moore 2005-12-16 20 #ifndef ACPI_MACHINE_WIDTH
defba1d8f233c0 Bob Moore 2005-12-16 @21 #error ACPI_MACHINE_WIDTH not defined
defba1d8f233c0 Bob Moore 2005-12-16 22 #endif
defba1d8f233c0 Bob Moore 2005-12-16 23
^1da177e4c3f41 Linus Torvalds 2005-04-16 24 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 25 * Data type ranges
^1da177e4c3f41 Linus Torvalds 2005-04-16 26 * Note: These macros are designed to be compiler independent as well as
^1da177e4c3f41 Linus Torvalds 2005-04-16 27 * working around problems that some 32-bit compilers have with 64-bit
^1da177e4c3f41 Linus Torvalds 2005-04-16 28 * constants.
^1da177e4c3f41 Linus Torvalds 2005-04-16 29 */
e252652fb2664d Lv Zheng 2014-02-11 30 #define ACPI_UINT8_MAX (u8) (~((u8) 0)) /* 0xFF */
e252652fb2664d Lv Zheng 2014-02-11 31 #define ACPI_UINT16_MAX (u16)(~((u16) 0)) /* 0xFFFF */
e252652fb2664d Lv Zheng 2014-02-11 32 #define ACPI_UINT32_MAX (u32)(~((u32) 0)) /* 0xFFFFFFFF */
e252652fb2664d Lv Zheng 2014-02-11 33 #define ACPI_UINT64_MAX (u64)(~((u64) 0)) /* 0xFFFFFFFFFFFFFFFF */
^1da177e4c3f41 Linus Torvalds 2005-04-16 34 #define ACPI_ASCII_MAX 0x7F
^1da177e4c3f41 Linus Torvalds 2005-04-16 35
^1da177e4c3f41 Linus Torvalds 2005-04-16 36 /*
defba1d8f233c0 Bob Moore 2005-12-16 37 * Architecture-specific ACPICA Subsystem Data Types
defba1d8f233c0 Bob Moore 2005-12-16 38 *
defba1d8f233c0 Bob Moore 2005-12-16 39 * The goal of these types is to provide source code portability across
defba1d8f233c0 Bob Moore 2005-12-16 40 * 16-bit, 32-bit, and 64-bit targets.
defba1d8f233c0 Bob Moore 2005-12-16 41 *
defba1d8f233c0 Bob Moore 2005-12-16 42 * 1) The following types are of fixed size for all targets (16/32/64):
defba1d8f233c0 Bob Moore 2005-12-16 43 *
e252652fb2664d Lv Zheng 2014-02-11 44 * u8 Logical boolean
^1da177e4c3f41 Linus Torvalds 2005-04-16 45 *
e252652fb2664d Lv Zheng 2014-02-11 46 * u8 8-bit (1 byte) unsigned value
e252652fb2664d Lv Zheng 2014-02-11 47 * u16 16-bit (2 byte) unsigned value
e252652fb2664d Lv Zheng 2014-02-11 48 * u32 32-bit (4 byte) unsigned value
e252652fb2664d Lv Zheng 2014-02-11 49 * u64 64-bit (8 byte) unsigned value
defba1d8f233c0 Bob Moore 2005-12-16 50 *
e252652fb2664d Lv Zheng 2014-02-11 51 * s16 16-bit (2 byte) signed value
e252652fb2664d Lv Zheng 2014-02-11 52 * s32 32-bit (4 byte) signed value
e252652fb2664d Lv Zheng 2014-02-11 53 * s64 64-bit (8 byte) signed value
defba1d8f233c0 Bob Moore 2005-12-16 54 *
e252652fb2664d Lv Zheng 2014-02-11 55 * COMPILER_DEPENDENT_UINT64/s64 - These types are defined in the
c6915b3f29eb09 Bob Moore 2017-06-05 56 * compiler-dependent header(s) and were introduced because there is no
c6915b3f29eb09 Bob Moore 2017-06-05 57 * common 64-bit integer type across the various compilation models, as
c6915b3f29eb09 Bob Moore 2017-06-05 58 * shown in the table below.
defba1d8f233c0 Bob Moore 2005-12-16 59 *
defba1d8f233c0 Bob Moore 2005-12-16 60 * Datatype LP64 ILP64 LLP64 ILP32 LP32 16bit
defba1d8f233c0 Bob Moore 2005-12-16 61 * char 8 8 8 8 8 8
defba1d8f233c0 Bob Moore 2005-12-16 62 * short 16 16 16 16 16 16
defba1d8f233c0 Bob Moore 2005-12-16 63 * _int32 32
defba1d8f233c0 Bob Moore 2005-12-16 64 * int 32 64 32 32 16 16
defba1d8f233c0 Bob Moore 2005-12-16 65 * long 64 64 32 32 32 32
defba1d8f233c0 Bob Moore 2005-12-16 66 * long long 64 64
defba1d8f233c0 Bob Moore 2005-12-16 67 * pointer 64 64 64 32 32 32
defba1d8f233c0 Bob Moore 2005-12-16 68 *
defba1d8f233c0 Bob Moore 2005-12-16 69 * Note: ILP64 and LP32 are currently not supported.
defba1d8f233c0 Bob Moore 2005-12-16 70 *
defba1d8f233c0 Bob Moore 2005-12-16 71 *
defba1d8f233c0 Bob Moore 2005-12-16 72 * 2) These types represent the native word size of the target mode of the
defba1d8f233c0 Bob Moore 2005-12-16 73 * processor, and may be 16-bit, 32-bit, or 64-bit as required. They are
defba1d8f233c0 Bob Moore 2005-12-16 74 * usually used for memory allocation, efficient loop counters, and array
c6915b3f29eb09 Bob Moore 2017-06-05 75 * indexes. The types are similar to the size_t type in the C library and
c6915b3f29eb09 Bob Moore 2017-06-05 76 * are required because there is no C type that consistently represents the
c6915b3f29eb09 Bob Moore 2017-06-05 77 * native data width. acpi_size is needed because there is no guarantee
c6915b3f29eb09 Bob Moore 2017-06-05 78 * that a kernel-level C library is present.
defba1d8f233c0 Bob Moore 2005-12-16 79 *
e252652fb2664d Lv Zheng 2014-02-11 80 * acpi_size 16/32/64-bit unsigned value
e252652fb2664d Lv Zheng 2014-02-11 81 * acpi_native_int 16/32/64-bit signed value
^1da177e4c3f41 Linus Torvalds 2005-04-16 82 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 83
defba1d8f233c0 Bob Moore 2005-12-16 84 /*******************************************************************************
defba1d8f233c0 Bob Moore 2005-12-16 85 *
defba1d8f233c0 Bob Moore 2005-12-16 86 * Common types for all compilers, all targets
defba1d8f233c0 Bob Moore 2005-12-16 87 *
defba1d8f233c0 Bob Moore 2005-12-16 88 ******************************************************************************/
0897831bb54eb3 Bob Moore 2005-10-21 89
e252652fb2664d Lv Zheng 2014-02-11 90 #ifndef ACPI_USE_SYSTEM_INTTYPES
e252652fb2664d Lv Zheng 2014-02-11 91
e252652fb2664d Lv Zheng 2014-02-11 92 typedef unsigned char u8;
e252652fb2664d Lv Zheng 2014-02-11 93 typedef unsigned short u16;
80a648c12e4bda Lv Zheng 2014-07-08 94 typedef short s16;
e252652fb2664d Lv Zheng 2014-02-11 95 typedef COMPILER_DEPENDENT_UINT64 u64;
e252652fb2664d Lv Zheng 2014-02-11 96 typedef COMPILER_DEPENDENT_INT64 s64;
defba1d8f233c0 Bob Moore 2005-12-16 97
e252652fb2664d Lv Zheng 2014-02-11 98 #endif /* ACPI_USE_SYSTEM_INTTYPES */
defba1d8f233c0 Bob Moore 2005-12-16 99
28eb3fcf8762a3 Lin Ming 2010-09-15 100 /*
28eb3fcf8762a3 Lin Ming 2010-09-15 101 * Value returned by acpi_os_get_thread_id. There is no standard "thread_id"
28eb3fcf8762a3 Lin Ming 2010-09-15 102 * across operating systems or even the various UNIX systems. Since ACPICA
28eb3fcf8762a3 Lin Ming 2010-09-15 103 * only needs the thread ID as a unique thread identifier, we use a u64
28eb3fcf8762a3 Lin Ming 2010-09-15 104 * as the only common data type - it will accommodate any type of pointer or
28eb3fcf8762a3 Lin Ming 2010-09-15 105 * any type of integer. It is up to the host-dependent OSL to cast the
28eb3fcf8762a3 Lin Ming 2010-09-15 106 * native thread ID type to a u64 (in acpi_os_get_thread_id).
28eb3fcf8762a3 Lin Ming 2010-09-15 107 */
28eb3fcf8762a3 Lin Ming 2010-09-15 108 #define acpi_thread_id u64
28eb3fcf8762a3 Lin Ming 2010-09-15 109
defba1d8f233c0 Bob Moore 2005-12-16 110 /*******************************************************************************
defba1d8f233c0 Bob Moore 2005-12-16 111 *
defba1d8f233c0 Bob Moore 2005-12-16 112 * Types specific to 64-bit targets
defba1d8f233c0 Bob Moore 2005-12-16 113 *
defba1d8f233c0 Bob Moore 2005-12-16 114 ******************************************************************************/
^1da177e4c3f41 Linus Torvalds 2005-04-16 115
^1da177e4c3f41 Linus Torvalds 2005-04-16 116 #if ACPI_MACHINE_WIDTH == 64
^1da177e4c3f41 Linus Torvalds 2005-04-16 117
e252652fb2664d Lv Zheng 2014-02-11 118 #ifndef ACPI_USE_SYSTEM_INTTYPES
^1da177e4c3f41 Linus Torvalds 2005-04-16 119
e252652fb2664d Lv Zheng 2014-02-11 120 typedef unsigned int u32;
e252652fb2664d Lv Zheng 2014-02-11 121 typedef int s32;
^1da177e4c3f41 Linus Torvalds 2005-04-16 122
e252652fb2664d Lv Zheng 2014-02-11 123 #endif /* ACPI_USE_SYSTEM_INTTYPES */
^1da177e4c3f41 Linus Torvalds 2005-04-16 124
defba1d8f233c0 Bob Moore 2005-12-16 125 typedef s64 acpi_native_int;
defba1d8f233c0 Bob Moore 2005-12-16 126
67a119f990063f Bob Moore 2008-06-10 127 typedef u64 acpi_size;
^1da177e4c3f41 Linus Torvalds 2005-04-16 128 typedef u64 acpi_io_address;
^1da177e4c3f41 Linus Torvalds 2005-04-16 129 typedef u64 acpi_physical_address;
^1da177e4c3f41 Linus Torvalds 2005-04-16 130
^1da177e4c3f41 Linus Torvalds 2005-04-16 131 #define ACPI_MAX_PTR ACPI_UINT64_MAX
^1da177e4c3f41 Linus Torvalds 2005-04-16 132 #define ACPI_SIZE_MAX ACPI_UINT64_MAX
^1da177e4c3f41 Linus Torvalds 2005-04-16 133
defba1d8f233c0 Bob Moore 2005-12-16 134 #define ACPI_USE_NATIVE_DIVIDE /* Has native 64-bit integer support */
65082bfcb486ef Lv Zheng 2017-08-03 135 #define ACPI_USE_NATIVE_MATH64 /* Has native 64-bit integer support */
defba1d8f233c0 Bob Moore 2005-12-16 136
0897831bb54eb3 Bob Moore 2005-10-21 137 /*
0897831bb54eb3 Bob Moore 2005-10-21 138 * In the case of the Itanium Processor Family (IPF), the hardware does not
c6915b3f29eb09 Bob Moore 2017-06-05 139 * support misaligned memory transfers. Set the MISALIGNMENT_NOT_SUPPORTED
c6915b3f29eb09 Bob Moore 2017-06-05 140 * flag to indicate that special precautions must be taken to avoid alignment
c6915b3f29eb09 Bob Moore 2017-06-05 141 * faults. (IA64 or ia64 is currently used by existing compilers to indicate
c6915b3f29eb09 Bob Moore 2017-06-05 142 * IPF.)
0897831bb54eb3 Bob Moore 2005-10-21 143 *
ba494beeaa69bc Bob Moore 2012-07-12 144 * Note: EM64T and other X86-64 processors support misaligned transfers,
0897831bb54eb3 Bob Moore 2005-10-21 145 * so there is no need to define this flag.
0897831bb54eb3 Bob Moore 2005-10-21 146 */
0897831bb54eb3 Bob Moore 2005-10-21 147 #if defined (__IA64__) || defined (__ia64__)
0897831bb54eb3 Bob Moore 2005-10-21 148 #define ACPI_MISALIGNMENT_NOT_SUPPORTED
0897831bb54eb3 Bob Moore 2005-10-21 149 #endif
0897831bb54eb3 Bob Moore 2005-10-21 150
defba1d8f233c0 Bob Moore 2005-12-16 151 /*******************************************************************************
defba1d8f233c0 Bob Moore 2005-12-16 152 *
defba1d8f233c0 Bob Moore 2005-12-16 153 * Types specific to 32-bit targets
defba1d8f233c0 Bob Moore 2005-12-16 154 *
defba1d8f233c0 Bob Moore 2005-12-16 155 ******************************************************************************/
defba1d8f233c0 Bob Moore 2005-12-16 156
defba1d8f233c0 Bob Moore 2005-12-16 157 #elif ACPI_MACHINE_WIDTH == 32
defba1d8f233c0 Bob Moore 2005-12-16 158
e252652fb2664d Lv Zheng 2014-02-11 159 #ifndef ACPI_USE_SYSTEM_INTTYPES
defba1d8f233c0 Bob Moore 2005-12-16 160
e252652fb2664d Lv Zheng 2014-02-11 161 typedef unsigned int u32;
e252652fb2664d Lv Zheng 2014-02-11 162 typedef int s32;
defba1d8f233c0 Bob Moore 2005-12-16 163
e252652fb2664d Lv Zheng 2014-02-11 164 #endif /* ACPI_USE_SYSTEM_INTTYPES */
defba1d8f233c0 Bob Moore 2005-12-16 165
defba1d8f233c0 Bob Moore 2005-12-16 166 typedef s32 acpi_native_int;
defba1d8f233c0 Bob Moore 2005-12-16 167
67a119f990063f Bob Moore 2008-06-10 168 typedef u32 acpi_size;
2b8760100e1de6 Lv Zheng 2015-04-13 169
2b8760100e1de6 Lv Zheng 2015-04-13 170 #ifdef ACPI_32BIT_PHYSICAL_ADDRESS
2b8760100e1de6 Lv Zheng 2015-04-13 171
2b8760100e1de6 Lv Zheng 2015-04-13 172 /*
2b8760100e1de6 Lv Zheng 2015-04-13 173 * OSPMs can define this to shrink the size of the structures for 32-bit
2b8760100e1de6 Lv Zheng 2015-04-13 174 * none PAE environment. ASL compiler may always define this to generate
2b8760100e1de6 Lv Zheng 2015-04-13 175 * 32-bit OSPM compliant tables.
2b8760100e1de6 Lv Zheng 2015-04-13 176 */
defba1d8f233c0 Bob Moore 2005-12-16 177 typedef u32 acpi_io_address;
f3d2e7865c8162 Bob Moore 2007-02-02 178 typedef u32 acpi_physical_address;
defba1d8f233c0 Bob Moore 2005-12-16 179
2b8760100e1de6 Lv Zheng 2015-04-13 180 #else /* ACPI_32BIT_PHYSICAL_ADDRESS */
2b8760100e1de6 Lv Zheng 2015-04-13 181
2b8760100e1de6 Lv Zheng 2015-04-13 182 /*
2b8760100e1de6 Lv Zheng 2015-04-13 183 * It is reported that, after some calculations, the physical addresses can
2b8760100e1de6 Lv Zheng 2015-04-13 184 * wrap over the 32-bit boundary on 32-bit PAE environment.
2b8760100e1de6 Lv Zheng 2015-04-13 185 * https://bugzilla.kernel.org/show_bug.cgi?id=87971
2b8760100e1de6 Lv Zheng 2015-04-13 186 */
2b8760100e1de6 Lv Zheng 2015-04-13 187 typedef u64 acpi_io_address;
2b8760100e1de6 Lv Zheng 2015-04-13 188 typedef u64 acpi_physical_address;
2b8760100e1de6 Lv Zheng 2015-04-13 189
2b8760100e1de6 Lv Zheng 2015-04-13 190 #endif /* ACPI_32BIT_PHYSICAL_ADDRESS */
2b8760100e1de6 Lv Zheng 2015-04-13 191
defba1d8f233c0 Bob Moore 2005-12-16 192 #define ACPI_MAX_PTR ACPI_UINT32_MAX
defba1d8f233c0 Bob Moore 2005-12-16 193 #define ACPI_SIZE_MAX ACPI_UINT32_MAX
defba1d8f233c0 Bob Moore 2005-12-16 194
defba1d8f233c0 Bob Moore 2005-12-16 195 #else
^1da177e4c3f41 Linus Torvalds 2005-04-16 196
59fa85057e12ff Bob Moore 2007-02-02 197 /* ACPI_MACHINE_WIDTH must be either 64 or 32 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 198
defba1d8f233c0 Bob Moore 2005-12-16 @199 #error unknown ACPI_MACHINE_WIDTH
defba1d8f233c0 Bob Moore 2005-12-16 200 #endif
^1da177e4c3f41 Linus Torvalds 2005-04-16 201
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