From: kernel test robot <lkp@intel.com>
To: Heiko Carstens <hca@linux.ibm.com>
Cc: oe-kbuild-all@lists.linux.dev
Subject: Re: [PATCH 7/7] s390/vdso: Wire up getrandom() vdso implementation
Date: Mon, 16 Sep 2024 02:08:00 +0800 [thread overview]
Message-ID: <202409160133.YOrRCN3c-lkp@intel.com> (raw)
In-Reply-To: <20240913130544.2398678-8-hca@linux.ibm.com>
Hi Heiko,
kernel test robot noticed the following build errors:
[auto build test ERROR on crng-random/master]
[cannot apply to s390/features shuah-kselftest/next shuah-kselftest/fixes linus/master v6.11 next-20240913]
[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/Heiko-Carstens/s390-facility-Disable-compile-time-optimization-for-decompressor-code/20240913-210923
base: https://git.kernel.org/pub/scm/linux/kernel/git/crng/random.git master
patch link: https://lore.kernel.org/r/20240913130544.2398678-8-hca%40linux.ibm.com
patch subject: [PATCH 7/7] s390/vdso: Wire up getrandom() vdso implementation
config: s390-randconfig-r054-20240915 (https://download.01.org/0day-ci/archive/20240916/202409160133.YOrRCN3c-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project bf684034844c660b778f0eba103582f582b710c9)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240916/202409160133.YOrRCN3c-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/202409160133.YOrRCN3c-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:16:
In file included from include/linux/mm.h:2230:
include/linux/vmstat.h:503:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
503 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
504 | item];
| ~~~~
include/linux/vmstat.h:510:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
510 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
511 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:517:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
517 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:523:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
523 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
524 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:19:
In file included from include/linux/msi.h:24:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
548 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:19:
In file included from include/linux/msi.h:24:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from arch/s390/kernel/asm-offsets.c:11:
In file included from include/linux/kvm_host.h:19:
In file included from include/linux/msi.h:24:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
585 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
693 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
701 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
709 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
718 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
727 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
736 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
16 warnings generated.
>> arch/s390/kernel/vdso64/vgetrandom-chacha.S:147:2: error: instruction requires: high-word
alsih %r3,1
^
make[3]: *** [arch/s390/kernel/vdso64/Makefile:62: arch/s390/kernel/vdso64/vgetrandom-chacha.o] Error 1
In file included from <built-in>:4:
In file included from lib/vdso/getrandom.c:11:
In file included from arch/s390/include/asm/vdso/getrandom.h:9:
In file included from arch/s390/include/asm/vdso/vsyscall.h:10:
In file included from include/linux/timekeeper_internal.h:10:
In file included from include/linux/clocksource.h:22:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
548 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from <built-in>:4:
In file included from lib/vdso/getrandom.c:11:
In file included from arch/s390/include/asm/vdso/getrandom.h:9:
In file included from arch/s390/include/asm/vdso/vsyscall.h:10:
In file included from include/linux/timekeeper_internal.h:10:
In file included from include/linux/clocksource.h:22:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from <built-in>:4:
In file included from lib/vdso/getrandom.c:11:
In file included from arch/s390/include/asm/vdso/getrandom.h:9:
In file included from arch/s390/include/asm/vdso/vsyscall.h:10:
In file included from include/linux/timekeeper_internal.h:10:
In file included from include/linux/clocksource.h:22:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
585 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
693 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
701 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
709 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
718 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
727 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
736 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
12 warnings generated.
make[3]: Target 'include/generated/vdso64-offsets.h' not remade because of errors.
make[2]: *** [arch/s390/Makefile:157: vdso_prepare] Error 2
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:224: __sub-make] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:224: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
vim +147 arch/s390/kernel/vdso64/vgetrandom-chacha.S
145
146 /* ++COPY3.COUNTER */
> 147 alsih %r3,1
148 alcr %r3,%r1
149 VLVGG COPY3,%r3,0
150
151 /* OUTPUT += 64, --NBLOCKS */
152 aghi %r2,64
153 brctg %r5,.Lblock
154
155 /* COUNTER = COPY3.COUNTER */
156 stg %r3,0(%r4)
157
158 /* Zero out potentially sensitive regs */
159 VZERO STATE0
160 VZERO STATE1
161 VZERO STATE2
162 VZERO STATE3
163 VZERO COPY1
164 VZERO COPY2
165
166 /* Early exit if TMP0-TMP3 have not been used */
167 ALTERNATIVE "nopr", "br %r14", ALT_FACILITY(148)
168
169 VZERO TMP0
170 VZERO TMP1
171 VZERO TMP2
172 VZERO TMP3
173
174 br %r14
175
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next prev parent reply other threads:[~2024-09-15 18:08 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-13 13:05 [PATCH 0/7] s390/vdso: getrandom() vdso implementation Heiko Carstens
2024-09-13 13:05 ` [PATCH 1/7] s390/facility: Disable compile time optimization for decompressor code Heiko Carstens
2024-09-13 13:05 ` [PATCH 2/7] s390/alternatives: Remove ALT_FACILITY_EARLY Heiko Carstens
2024-09-13 13:05 ` [PATCH 3/7] s390/facility: Let test_facility() generate static branch if possible Heiko Carstens
2024-09-13 13:05 ` [PATCH 4/7] s390/module: Provide find_section() helper Heiko Carstens
2024-09-13 13:05 ` [PATCH 5/7] s390/vdso: Allow alternatives in vdso code Heiko Carstens
2024-09-13 13:05 ` [PATCH 6/7] s390/vdso: Move vdso symbol handling to separate header file Heiko Carstens
2024-09-13 13:05 ` [PATCH 7/7] s390/vdso: Wire up getrandom() vdso implementation Heiko Carstens
2024-09-13 13:53 ` Jason A. Donenfeld
2024-09-13 14:16 ` Heiko Carstens
2024-09-13 14:57 ` Jason A. Donenfeld
2024-09-13 17:37 ` Heiko Carstens
2024-09-13 14:13 ` Harald Freudenberger
2024-09-13 15:13 ` Jason A. Donenfeld
2024-09-13 15:22 ` Jason A. Donenfeld
2024-09-13 15:24 ` Jason A. Donenfeld
2024-09-13 17:32 ` Heiko Carstens
2024-09-13 19:23 ` Jason A. Donenfeld
2024-09-14 17:42 ` Heiko Carstens
2024-09-14 23:11 ` [PATCH] selftests: vDSO: check cpu caps before running chacha test Jason A. Donenfeld
2024-09-16 9:08 ` [PATCH 7/7] s390/vdso: Wire up getrandom() vdso implementation Jason A. Donenfeld
2024-09-16 11:01 ` Heiko Carstens
2024-09-16 11:23 ` Jason A. Donenfeld
2024-09-14 12:34 ` kernel test robot
2024-09-15 18:08 ` kernel test robot [this message]
2024-09-13 13:52 ` [PATCH 0/7] s390/vdso: " Jason A. Donenfeld
2024-09-13 13:56 ` Jason A. Donenfeld
2024-09-13 14:29 ` Heiko Carstens
2024-09-13 14:57 ` Jason A. Donenfeld
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