[kbuild-all] Re: clang-12: error: assembler command failed with exit code 1 (use -v to see invocation)

Tuesday, 13 October 2020

I don't think the bisection was quite right, but possibly an
interesting case in compatibility between clang and GNU binutils.
Looks like clang is generating operands that are too large to be
encoded.

On Sat, Oct 10, 2020 at 1:49 PM kernel test robot <lkp(a)intel.com&gt; wrote:
...

 CC: linux-kernel(a)vger.kernel.org
 TO: Marc Zyngier <maz(a)kernel.org&gt;
 CC: Benjamin Tissoires <benjamin.tissoires(a)gmail.com&gt;

 tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
 head:   6f2f486d57c4d562cdf4932320b66fbb878ab1c4
 commit: 35556bed836f8dc07ac55f69c8d17dce3e7f0e25 HID: core: Sanitize event code and type
when mapping input
 date:   6 weeks ago
 config: s390-randconfig-r023-20201011 (attached as .config)
 compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
9b5b3050237db3642ed7ab1bdb3ffa2202511b99)
 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
         #
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit...
         git remote add linus
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
         git fetch --no-tags linus master
         git checkout 35556bed836f8dc07ac55f69c8d17dce3e7f0e25
         # save the attached .config to linux build tree
         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=s390

 If you fix the issue, kindly add following tag as appropriate
 Reported-by: kernel test robot <lkp(a)intel.com&gt;

 All errors (new ones prefixed by >>):

    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:119:21: note: expanded from macro '__swab32'
            ___constant_swab32(x) :                 \
                               ^
    include/uapi/linux/swab.h:20:12: note: expanded from macro
'___constant_swab32'
            (((__u32)(x) & (__u32)0x0000ff00UL) <<  8) |            \
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:119:21: note: expanded from macro '__swab32'
            ___constant_swab32(x) :                 \
                               ^
    include/uapi/linux/swab.h:21:12: note: expanded from macro
'___constant_swab32'
            (((__u32)(x) & (__u32)0x00ff0000UL) >>  8) |            \
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:119:21: note: expanded from macro '__swab32'
            ___constant_swab32(x) :                 \
                               ^
    include/uapi/linux/swab.h:22:12: note: expanded from macro
'___constant_swab32'
            (((__u32)(x) & (__u32)0xff000000UL) >> 24)))
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:120:12: note: expanded from macro '__swab32'
            __fswab32(x))
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    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:511:46: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            __raw_writew(cpu_to_le16(value), PCI_IOBASE + addr);
                                             ~~~~~~~~~~ ^
    include/asm-generic/io.h:521:46: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            __raw_writel(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);
                    ~~~~~~~~~~ ^
    20 warnings generated.
    /tmp/hid-input-85a7dd.s: Assembler messages:
    /tmp/hid-input-85a7dd.s:177577: Error: operand out of range (-65572 not between
4294901760 and 65534)
    /tmp/hid-input-85a7dd.s:177606: Error: operand out of range (-65584 not between
4294901760 and 65534)
    /tmp/hid-input-85a7dd.s:177635: Error: operand out of range (-65560 not between
4294901760 and 65534)
    /tmp/hid-input-85a7dd.s:177665: Error: operand out of range (-65576 not between
4294901760 and 65534)
    /tmp/hid-input-85a7dd.s:177695: Error: operand out of range (-65554 not between
4294901760 and 65534)
    /tmp/hid-input-85a7dd.s:177725: Error: operand out of range (-65570 not between
4294901760 and 65534)
 >> clang-12: error: assembler command failed with exit code 1 (use -v to see
invocation)
 --
    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:119:21: note: expanded from macro '__swab32'
            ___constant_swab32(x) :                 \
                               ^
    include/uapi/linux/swab.h:20:12: note: expanded from macro
'___constant_swab32'
            (((__u32)(x) & (__u32)0x0000ff00UL) <<  8) |            \
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:119:21: note: expanded from macro '__swab32'
            ___constant_swab32(x) :                 \
                               ^
    include/uapi/linux/swab.h:21:12: note: expanded from macro
'___constant_swab32'
            (((__u32)(x) & (__u32)0x00ff0000UL) >>  8) |            \
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:119:21: note: expanded from macro '__swab32'
            ___constant_swab32(x) :                 \
                               ^
    include/uapi/linux/swab.h:22:12: note: expanded from macro
'___constant_swab32'
            (((__u32)(x) & (__u32)0xff000000UL) >> 24)))
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    include/asm-generic/io.h:490:45: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            val = __le32_to_cpu(__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:120:12: note: expanded from macro '__swab32'
            __fswab32(x))
                      ^
    In file included from drivers/hid/hid-input.c:21:
    In file included from include/linux/hid-debug.h:14:
    In file included from include/linux/kfifo.h:42:
    In file included from include/linux/scatterlist.h:9:
    In file included from arch/s390/include/asm/io.h:72:
    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:511:46: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            __raw_writew(cpu_to_le16(value), PCI_IOBASE + addr);
                                             ~~~~~~~~~~ ^
    include/asm-generic/io.h:521:46: warning: performing pointer arithmetic on a null
pointer has undefined behavior [-Wnull-pointer-arithmetic]
            __raw_writel(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);
                    ~~~~~~~~~~ ^
    20 warnings generated.
    /tmp/hid-input-0ec629.s: Assembler messages:
    /tmp/hid-input-0ec629.s:177577: Error: operand out of range (-65572 not between
4294901760 and 65534)
    /tmp/hid-input-0ec629.s:177606: Error: operand out of range (-65584 not between
4294901760 and 65534)
    /tmp/hid-input-0ec629.s:177635: Error: operand out of range (-65560 not between
4294901760 and 65534)
    /tmp/hid-input-0ec629.s:177665: Error: operand out of range (-65576 not between
4294901760 and 65534)
    /tmp/hid-input-0ec629.s:177695: Error: operand out of range (-65554 not between
4294901760 and 65534)
    /tmp/hid-input-0ec629.s:177725: Error: operand out of range (-65570 not between
4294901760 and 65534)
 >> clang-12: error: assembler command failed with exit code 1 (use -v to see
invocation)

 ---
 0-DAY CI Kernel Test Service, Intel Corporation
 https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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Thanks,
~Nick Desaulniers

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[kbuild-all] Re: clang-12: error: assembler command failed with exit code 1 (use -v to see invocation)