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Date: Sun, 9 Aug 2020 03:52:22 +0800
From: kernel test robot <lkp@...el.com>
To: Hari Bathini <hbathini@...ux.vnet.ibm.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Michael Ellerman <mpe@...erman.id.au>
Subject: arch/powerpc/platforms/powernv/opal-fadump.h:134:33: sparse: sparse:
restricted __be64 degrades to integer
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 11030fe96b57ad843518b0e9430f3cd4b3610ce2
commit: 6f713d18144ce86c9f01cdf64222d6339e26129e powerpc/opalcore: export /sys/firmware/opal/core for analysing opal crashes
date: 11 months ago
config: powerpc64-randconfig-s032-20200808 (attached as .config)
compiler: powerpc64-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.2-118-ge1578773-dirty
git checkout 6f713d18144ce86c9f01cdf64222d6339e26129e
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=powerpc64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
arch/powerpc/platforms/powernv/opal-fadump.c:103:41: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] boot_mem_dest_addr @@ got restricted __be64 const [usertype] dest @@
arch/powerpc/platforms/powernv/opal-fadump.c:103:41: sparse: expected unsigned long long [usertype] boot_mem_dest_addr
arch/powerpc/platforms/powernv/opal-fadump.c:103:41: sparse: got restricted __be64 const [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:129:47: sparse: sparse: invalid assignment: +=
arch/powerpc/platforms/powernv/opal-fadump.c:129:47: sparse: left side has type unsigned long
arch/powerpc/platforms/powernv/opal-fadump.c:129:47: sparse: right side has type restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:136:46: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long reserve_dump_area_start @@ got restricted __be64 const [usertype] dest @@
arch/powerpc/platforms/powernv/opal-fadump.c:136:46: sparse: expected unsigned long reserve_dump_area_start
arch/powerpc/platforms/powernv/opal-fadump.c:136:46: sparse: got restricted __be64 const [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:195:58: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be64 [usertype] src @@ got unsigned long long [assigned] [usertype] src_addr @@
arch/powerpc/platforms/powernv/opal-fadump.c:195:58: sparse: expected restricted __be64 [usertype] src
arch/powerpc/platforms/powernv/opal-fadump.c:195:58: sparse: got unsigned long long [assigned] [usertype] src_addr
arch/powerpc/platforms/powernv/opal-fadump.c:196:58: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be64 [usertype] dest @@ got unsigned long long [assigned] [usertype] dest_addr @@
arch/powerpc/platforms/powernv/opal-fadump.c:196:58: sparse: expected restricted __be64 [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:196:58: sparse: got unsigned long long [assigned] [usertype] dest_addr
arch/powerpc/platforms/powernv/opal-fadump.c:197:58: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be64 [usertype] size @@ got int [assigned] cur_size @@
arch/powerpc/platforms/powernv/opal-fadump.c:197:58: sparse: expected restricted __be64 [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:197:58: sparse: got int [assigned] cur_size
arch/powerpc/platforms/powernv/opal-fadump.c:209:53: sparse: sparse: restricted __be64 degrades to integer
arch/powerpc/platforms/powernv/opal-fadump.c:272:56: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned long long [usertype] src @@ got restricted __be64 [usertype] src @@
arch/powerpc/platforms/powernv/opal-fadump.c:272:56: sparse: expected unsigned long long [usertype] src
arch/powerpc/platforms/powernv/opal-fadump.c:272:56: sparse: got restricted __be64 [usertype] src
arch/powerpc/platforms/powernv/opal-fadump.c:273:56: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected unsigned long long [usertype] dest @@ got restricted __be64 [usertype] dest @@
arch/powerpc/platforms/powernv/opal-fadump.c:273:56: sparse: expected unsigned long long [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:273:56: sparse: got restricted __be64 [usertype] dest
arch/powerpc/platforms/powernv/opal-fadump.c:274:56: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected unsigned long long [usertype] size @@ got restricted __be64 [usertype] size @@
arch/powerpc/platforms/powernv/opal-fadump.c:274:56: sparse: expected unsigned long long [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:274:56: sparse: got restricted __be64 [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:569:38: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] dumped_bytes @@ got restricted __be64 const [usertype] size @@
arch/powerpc/platforms/powernv/opal-fadump.c:569:38: sparse: expected unsigned long long [usertype] dumped_bytes
arch/powerpc/platforms/powernv/opal-fadump.c:569:38: sparse: got restricted __be64 const [usertype] size
arch/powerpc/platforms/powernv/opal-fadump.c:657:16: sparse: sparse: cast to restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c:675:24: sparse: sparse: cast to restricted __be64
arch/powerpc/platforms/powernv/opal-fadump.c: note: in included file:
>> arch/powerpc/platforms/powernv/opal-fadump.h:134:33: sparse: sparse: restricted __be64 degrades to integer
--
>> arch/powerpc/platforms/powernv/opal-core.c:96:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] n_namesz @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:96:24: sparse: expected unsigned int [usertype] n_namesz
>> arch/powerpc/platforms/powernv/opal-core.c:96:24: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:97:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] n_descsz @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:97:24: sparse: expected unsigned int [usertype] n_descsz
arch/powerpc/platforms/powernv/opal-core.c:97:24: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:98:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] n_type @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:98:24: sparse: expected unsigned int [usertype] n_type
arch/powerpc/platforms/powernv/opal-core.c:98:24: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:119:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected int [usertype] pr_pid @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:119:27: sparse: expected int [usertype] pr_pid
arch/powerpc/platforms/powernv/opal-core.c:119:27: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:120:27: sparse: sparse: incorrect type in assignment (different base types) @@ expected int [usertype] pr_ppid @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:120:27: sparse: expected int [usertype] pr_ppid
arch/powerpc/platforms/powernv/opal-core.c:120:27: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:130:37: sparse: sparse: incorrect type in assignment (different base types) @@ expected short pr_cursig @@ got restricted __be16 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:130:37: sparse: expected short pr_cursig
>> arch/powerpc/platforms/powernv/opal-core.c:130:37: sparse: got restricted __be16 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:143:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] @@ got restricted __be64 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:143:21: sparse: expected unsigned long long [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:143:21: sparse: got restricted __be64 [usertype]
arch/powerpc/platforms/powernv/opal-core.c:144:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] @@ got restricted __be64 [usertype] @@
arch/powerpc/platforms/powernv/opal-core.c:144:21: sparse: expected unsigned long long [usertype]
arch/powerpc/platforms/powernv/opal-core.c:144:21: sparse: got restricted __be64 [usertype]
arch/powerpc/platforms/powernv/opal-core.c:147:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] @@ got restricted __be64 [usertype] @@
arch/powerpc/platforms/powernv/opal-core.c:147:21: sparse: expected unsigned long long [usertype]
arch/powerpc/platforms/powernv/opal-core.c:147:21: sparse: got restricted __be64 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:274:17: sparse: sparse: cast to restricted __be64
>> arch/powerpc/platforms/powernv/opal-core.c:274:17: sparse: sparse: cast to restricted __be64
>> arch/powerpc/platforms/powernv/opal-core.c:360:21: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] e_type @@ got restricted __be16 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:360:21: sparse: expected unsigned short [usertype] e_type
arch/powerpc/platforms/powernv/opal-core.c:360:21: sparse: got restricted __be16 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:361:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] e_machine @@ got restricted __be16 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:361:24: sparse: expected unsigned short [usertype] e_machine
arch/powerpc/platforms/powernv/opal-core.c:361:24: sparse: got restricted __be16 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:362:24: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] e_version @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:362:24: sparse: expected unsigned int [usertype] e_version
arch/powerpc/platforms/powernv/opal-core.c:362:24: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:364:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] e_phoff @@ got restricted __be64 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:364:22: sparse: expected unsigned long long [usertype] e_phoff
arch/powerpc/platforms/powernv/opal-core.c:364:22: sparse: got restricted __be64 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:368:23: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] e_ehsize @@ got restricted __be16 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:368:23: sparse: expected unsigned short [usertype] e_ehsize
arch/powerpc/platforms/powernv/opal-core.c:368:23: sparse: got restricted __be16 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:369:26: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] e_phentsize @@ got restricted __be16 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:369:26: sparse: expected unsigned short [usertype] e_phentsize
arch/powerpc/platforms/powernv/opal-core.c:369:26: sparse: got restricted __be16 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:377:25: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] p_type @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:377:25: sparse: expected unsigned int [usertype] p_type
arch/powerpc/platforms/powernv/opal-core.c:377:25: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:381:25: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] p_offset @@ got restricted __be64 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:381:25: sparse: expected unsigned long long [usertype] p_offset
arch/powerpc/platforms/powernv/opal-core.c:381:25: sparse: got restricted __be64 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:382:41: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] p_memsz @@ got restricted __be64 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:382:41: sparse: expected unsigned long long [usertype] p_memsz
arch/powerpc/platforms/powernv/opal-core.c:382:41: sparse: got restricted __be64 [usertype]
arch/powerpc/platforms/powernv/opal-core.c:391:33: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] p_type @@ got restricted __be32 [usertype] @@
arch/powerpc/platforms/powernv/opal-core.c:391:33: sparse: expected unsigned int [usertype] p_type
arch/powerpc/platforms/powernv/opal-core.c:391:33: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:392:33: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned int [usertype] p_flags @@ got restricted __be32 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:392:33: sparse: expected unsigned int [usertype] p_flags
arch/powerpc/platforms/powernv/opal-core.c:392:33: sparse: got restricted __be32 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:403:33: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] p_paddr @@ got restricted __be64 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:403:33: sparse: expected unsigned long long [usertype] p_paddr
arch/powerpc/platforms/powernv/opal-core.c:403:33: sparse: got restricted __be64 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:404:33: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] p_vaddr @@ got restricted __be64 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:404:33: sparse: expected unsigned long long [usertype] p_vaddr
arch/powerpc/platforms/powernv/opal-core.c:404:33: sparse: got restricted __be64 [usertype]
arch/powerpc/platforms/powernv/opal-core.c:405:50: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] p_memsz @@ got restricted __be64 [usertype] @@
arch/powerpc/platforms/powernv/opal-core.c:405:50: sparse: expected unsigned long long [usertype] p_memsz
arch/powerpc/platforms/powernv/opal-core.c:405:50: sparse: got restricted __be64 [usertype]
arch/powerpc/platforms/powernv/opal-core.c:407:33: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned long long [usertype] p_offset @@ got restricted __be64 [usertype] @@
arch/powerpc/platforms/powernv/opal-core.c:407:33: sparse: expected unsigned long long [usertype] p_offset
arch/powerpc/platforms/powernv/opal-core.c:407:33: sparse: got restricted __be64 [usertype]
>> arch/powerpc/platforms/powernv/opal-core.c:414:22: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned short [usertype] e_phnum @@ got restricted __be16 [usertype] @@
>> arch/powerpc/platforms/powernv/opal-core.c:414:22: sparse: expected unsigned short [usertype] e_phnum
arch/powerpc/platforms/powernv/opal-core.c:414:22: sparse: got restricted __be16 [usertype]
arch/powerpc/platforms/powernv/opal-core.c:479:16: sparse: sparse: cast to restricted __be64
arch/powerpc/platforms/powernv/opal-core.c:490:16: sparse: sparse: cast to restricted __be64
arch/powerpc/platforms/powernv/opal-core.c: note: in included file:
>> arch/powerpc/platforms/powernv/opal-fadump.h:134:33: sparse: sparse: restricted __be64 degrades to integer
vim +134 arch/powerpc/platforms/powernv/opal-fadump.h
119
120 static inline void opal_fadump_read_regs(char *bufp, unsigned int regs_cnt,
121 unsigned int reg_entry_size,
122 bool cpu_endian,
123 struct pt_regs *regs)
124 {
125 struct hdat_fadump_reg_entry *reg_entry;
126 u64 val;
127 int i;
128
129 memset(regs, 0, sizeof(struct pt_regs));
130
131 for (i = 0; i < regs_cnt; i++, bufp += reg_entry_size) {
132 reg_entry = (struct hdat_fadump_reg_entry *)bufp;
133 val = (cpu_endian ? be64_to_cpu(reg_entry->reg_val) :
> 134 reg_entry->reg_val);
135 opal_fadump_set_regval_regnum(regs,
136 be32_to_cpu(reg_entry->reg_type),
137 be32_to_cpu(reg_entry->reg_num),
138 val);
139 }
140 }
141
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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