* [linux-next:master 13540/13785] /tmp/do_mounts-997907.s:184: Error: unrecognized opcode `zext.b a1,a0'
@ 2020-12-19 0:28 kernel test robot
2020-12-19 0:45 ` Pavel Machek
0 siblings, 1 reply; 3+ messages in thread
From: kernel test robot @ 2020-12-19 0:28 UTC (permalink / raw)
To: Zheng Yongjun
Cc: kbuild-all, clang-built-linux, Linux Memory Management List,
Pavel Machek, Alexander Dahl
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 0d52778b8710eb11cb616761a02aee0a7fd60425
commit: 232aa16455db7fc1edb61878853d620067a30fe5 [13540/13785] leds: leds-ariel: convert comma to semicolon
config: riscv-randconfig-r014-20201217 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project cee1e7d14f4628d6174b33640d502bff3b54ae45)
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 riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=232aa16455db7fc1edb61878853d620067a30fe5
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 232aa16455db7fc1edb61878853d620067a30fe5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
Note: the linux-next/master HEAD 0d52778b8710eb11cb616761a02aee0a7fd60425 builds fine.
It may have been fixed somewhere.
All errors (new ones prefixed by >>):
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:572:9: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return inl(addr);
^~~~~~~~~
arch/riscv/include/asm/io.h:57:76: note: expanded from macro 'inl'
#define inl(c) ({ u32 __v; __io_pbr(); __v = readl_cpu((void*)(PCI_IOBASE + (c))); __io_par(__v); __v; })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:89:76: note: expanded from macro 'readl_cpu'
#define readl_cpu(c) ({ u32 __r = le32_to_cpu((__force __le32)__raw_readl(c)); __r; })
^
include/uapi/linux/byteorder/little_endian.h:34:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from init/do_mounts.c:7:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:10:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:580:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
outb(value, addr);
^~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:59:68: note: expanded from macro 'outb'
#define outb(v,c) ({ __io_pbw(); writeb_cpu((v),(void*)(PCI_IOBASE + (c))); __io_paw(); })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:91:52: note: expanded from macro 'writeb_cpu'
#define writeb_cpu(v, c) ((void)__raw_writeb((v), (c)))
^
In file included from init/do_mounts.c:7:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:10:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:588:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
outw(value, addr);
^~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:60:68: note: expanded from macro 'outw'
#define outw(v,c) ({ __io_pbw(); writew_cpu((v),(void*)(PCI_IOBASE + (c))); __io_paw(); })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:92:76: note: expanded from macro 'writew_cpu'
#define writew_cpu(v, c) ((void)__raw_writew((__force u16)cpu_to_le16(v), (c)))
^
In file included from init/do_mounts.c:7:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:10:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:596:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
outl(value, addr);
^~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:61:68: note: expanded from macro 'outl'
#define outl(v,c) ({ __io_pbw(); writel_cpu((v),(void*)(PCI_IOBASE + (c))); __io_paw(); })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:93:76: note: expanded from macro 'writel_cpu'
#define writel_cpu(v, c) ((void)__raw_writel((__force u32)cpu_to_le32(v), (c)))
^
In file included from init/do_mounts.c:7:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
In file included from include/linux/memcontrol.h:13:
In file included from include/linux/cgroup.h:26:
In file included from include/linux/kernel_stat.h:9:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:10:
In file included from ./arch/riscv/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:1005:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port;
~~~~~~~~~~ ^
7 warnings generated.
/tmp/do_mounts-997907.s: Assembler messages:
>> /tmp/do_mounts-997907.s:184: Error: unrecognized opcode `zext.b a1,a0'
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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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [linux-next:master 13540/13785] /tmp/do_mounts-997907.s:184: Error: unrecognized opcode `zext.b a1,a0'
2020-12-19 0:28 [linux-next:master 13540/13785] /tmp/do_mounts-997907.s:184: Error: unrecognized opcode `zext.b a1,a0' kernel test robot
@ 2020-12-19 0:45 ` Pavel Machek
2020-12-19 10:29 ` [kbuild-all] " Philip Li
0 siblings, 1 reply; 3+ messages in thread
From: Pavel Machek @ 2020-12-19 0:45 UTC (permalink / raw)
To: kernel test robot
Cc: Zheng Yongjun, kbuild-all, clang-built-linux,
Linux Memory Management List, Alexander Dahl
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Robot went crazy.
Nothing to be seen here AFAICT.
> commit: 232aa16455db7fc1edb61878853d620067a30fe5 [13540/13785] leds:
leds-ariel: convert comma to semicolon
This commit is not relevant for risc-v (and does not really change
anything), and does not even touch init/do_mounts.c...
> In file included from init/do_mounts.c:7:
> In file included from include/linux/suspend.h:5:
> In file included from include/linux/swap.h:9:
Best regards,
Pavel
--
http://www.livejournal.com/~pavelmachek
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [kbuild-all] Re: [linux-next:master 13540/13785] /tmp/do_mounts-997907.s:184: Error: unrecognized opcode `zext.b a1,a0'
2020-12-19 0:45 ` Pavel Machek
@ 2020-12-19 10:29 ` Philip Li
0 siblings, 0 replies; 3+ messages in thread
From: Philip Li @ 2020-12-19 10:29 UTC (permalink / raw)
To: Pavel Machek
Cc: kernel test robot, Zheng Yongjun, kbuild-all, clang-built-linux,
Linux Memory Management List, Alexander Dahl
On Sat, Dec 19, 2020 at 01:45:21AM +0100, Pavel Machek wrote:
> Robot went crazy.
sorry, kindly ignore this false positive, we will resolve this
problem in earliest time.
>
> Nothing to be seen here AFAICT.
>
> > commit: 232aa16455db7fc1edb61878853d620067a30fe5 [13540/13785] leds:
> leds-ariel: convert comma to semicolon
>
> This commit is not relevant for risc-v (and does not really change
> anything), and does not even touch init/do_mounts.c...
>
> > In file included from init/do_mounts.c:7:
> > In file included from include/linux/suspend.h:5:
> > In file included from include/linux/swap.h:9:
>
> Best regards,
>
> Pavel
> --
> http://www.livejournal.com/~pavelmachek
> _______________________________________________
> kbuild-all mailing list -- kbuild-all@lists.01.org
> To unsubscribe send an email to kbuild-all-leave@lists.01.org
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-12-19 0:28 [linux-next:master 13540/13785] /tmp/do_mounts-997907.s:184: Error: unrecognized opcode `zext.b a1,a0' kernel test robot
2020-12-19 0:45 ` Pavel Machek
2020-12-19 10:29 ` [kbuild-all] " Philip Li
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