tree: git://git.infradead.org/users/hch/block.git remove-disk_name
head: 221b5fa1318091a3d015850346c8da908c0ec8c1
commit: 47cd1aa059f0fe655fcb0139447cd0f3742f058e [7/9] block: store a gendisk in struct parsed_partitions
config: s390-randconfig-r032-20210725 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project c63dbd850182797bc4b76124d08e1c320ab2365d)
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
# install s390 cross compiling tool for clang build
# apt-get install binutils-s390x-linux-gnu
git remote add hch-block git://git.infradead.org/users/hch/block.git
git fetch --no-tags hch-block remove-disk_name
git checkout 47cd1aa059f0fe655fcb0139447cd0f3742f058e
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=s390 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <[email protected]>
All errors (new ones prefixed by >>):
In file included from block/partitions/ibm.c:19:
In file included from block/partitions/check.h:3:
In file included from include/linux/blkdev.h:25:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:75:
include/asm-generic/io.h:464:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:477:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:36:59: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
#define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
^
In file included from block/partitions/ibm.c:19:
In file included from block/partitions/check.h:3:
In file included from include/linux/blkdev.h:25:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:75:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:34:59: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
#define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
^
In file included from block/partitions/ibm.c:19:
In file included from block/partitions/check.h:3:
In file included from include/linux/blkdev.h:25:
In file included from include/linux/scatterlist.h:9:
In file included from arch/s390/include/asm/io.h:75:
include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:609:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:617:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:625:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
readsl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:634:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesb(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:643:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesw(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
include/asm-generic/io.h:652:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
writesl(PCI_IOBASE + addr, buffer, count);
~~~~~~~~~~ ^
>> block/partitions/ibm.c:293:37: error: no member named 'bdev' in 'struct parsed_partitions'
struct block_device *bdev = state->bdev;
~~~~~ ^
12 warnings and 1 error generated.
vim +293 block/partitions/ibm.c
46e8894786327c Stefan Weinhuber 2012-08-31 285
46e8894786327c Stefan Weinhuber 2012-08-31 286
46e8894786327c Stefan Weinhuber 2012-08-31 287 /*
46e8894786327c Stefan Weinhuber 2012-08-31 288 * This is the main function, called by check.c
46e8894786327c Stefan Weinhuber 2012-08-31 289 */
46e8894786327c Stefan Weinhuber 2012-08-31 290 int ibm_partition(struct parsed_partitions *state)
46e8894786327c Stefan Weinhuber 2012-08-31 291 {
26d7e28e38206b Stefan Haberland 2020-05-19 292 int (*fn)(struct gendisk *disk, dasd_information2_t *info);
46e8894786327c Stefan Weinhuber 2012-08-31 @293 struct block_device *bdev = state->bdev;
:::::: The code at line 293 was first introduced by commit
:::::: 46e8894786327caf52cf686e27ba0795bddfcd63 s390/partitions: make partition detection independent from DASD ioctls
:::::: TO: Stefan Weinhuber <[email protected]>
:::::: CC: Martin Schwidefsky <[email protected]>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/[email protected]