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Message-ID: <202202251412.qBRDFDRl-lkp@intel.com>
Date: Fri, 25 Feb 2022 14:52:32 +0800
From: kernel test robot <lkp@...el.com>
To: Dinh Nguyen <dinguyen@...nel.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Christoph Hellwig <hch@....de>, Arnd Bergmann <arnd@...db.de>
Subject: [dinguyen:nios2_for_v5.18 5/6] arch/arm64/kernel/traps.c:522:24:
error: implicit declaration of function 'user_addr_max'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git nios2_for_v5.18
head: 048b7695b48a3a4523a7a7fbfedc396b40ccf62f
commit: f368e6211f42e086e37dde58d081a86ac033dda3 [5/6] uaccess: generalize access_ok()
config: arm64-alldefconfig (https://download.01.org/0day-ci/archive/20220225/202202251412.qBRDFDRl-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 11.2.0
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
# https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git/commit/?id=f368e6211f42e086e37dde58d081a86ac033dda3
git remote add dinguyen https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git
git fetch --no-tags dinguyen nios2_for_v5.18
git checkout f368e6211f42e086e37dde58d081a86ac033dda3
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/kernel/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from include/asm-generic/bug.h:5,
from arch/arm64/include/asm/bug.h:26,
from include/linux/bug.h:5,
from arch/arm64/kernel/traps.c:9:
include/linux/syscalls.h: In function 'addr_limit_user_check':
include/linux/syscalls.h:293:35: error: implicit declaration of function 'uaccess_kernel' [-Werror=implicit-function-declaration]
293 | if (CHECK_DATA_CORRUPTION(uaccess_kernel(),
| ^~~~~~~~~~~~~~
include/linux/compiler.h:78:45: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
include/linux/syscalls.h:293:13: note: in expansion of macro 'CHECK_DATA_CORRUPTION'
293 | if (CHECK_DATA_CORRUPTION(uaccess_kernel(),
| ^~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c: In function 'user_cache_maint_handler':
>> arch/arm64/kernel/traps.c:522:24: error: implicit declaration of function 'user_addr_max' [-Werror=implicit-function-declaration]
522 | if (address >= user_addr_max()) { \
| ^~~~~~~~~~~~~
arch/arm64/kernel/traps.c:548:17: note: in expansion of macro '__user_cache_maint'
548 | __user_cache_maint("dc civac", address, ret);
| ^~~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c: At top level:
arch/arm64/kernel/traps.c:803:43: warning: initialized field overwritten [-Woverride-init]
803 | [ESR_ELx_EC_UNKNOWN] = "Unknown/Uncategorized",
| ^~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:803:43: note: (near initialization for 'esr_class_str[0]')
arch/arm64/kernel/traps.c:804:43: warning: initialized field overwritten [-Woverride-init]
804 | [ESR_ELx_EC_WFx] = "WFI/WFE",
| ^~~~~~~~~
arch/arm64/kernel/traps.c:804:43: note: (near initialization for 'esr_class_str[1]')
arch/arm64/kernel/traps.c:805:43: warning: initialized field overwritten [-Woverride-init]
805 | [ESR_ELx_EC_CP15_32] = "CP15 MCR/MRC",
| ^~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:805:43: note: (near initialization for 'esr_class_str[3]')
arch/arm64/kernel/traps.c:806:43: warning: initialized field overwritten [-Woverride-init]
806 | [ESR_ELx_EC_CP15_64] = "CP15 MCRR/MRRC",
| ^~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:806:43: note: (near initialization for 'esr_class_str[4]')
arch/arm64/kernel/traps.c:807:43: warning: initialized field overwritten [-Woverride-init]
807 | [ESR_ELx_EC_CP14_MR] = "CP14 MCR/MRC",
| ^~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:807:43: note: (near initialization for 'esr_class_str[5]')
arch/arm64/kernel/traps.c:808:43: warning: initialized field overwritten [-Woverride-init]
808 | [ESR_ELx_EC_CP14_LS] = "CP14 LDC/STC",
| ^~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:808:43: note: (near initialization for 'esr_class_str[6]')
arch/arm64/kernel/traps.c:809:43: warning: initialized field overwritten [-Woverride-init]
809 | [ESR_ELx_EC_FP_ASIMD] = "ASIMD",
| ^~~~~~~
arch/arm64/kernel/traps.c:809:43: note: (near initialization for 'esr_class_str[7]')
arch/arm64/kernel/traps.c:810:43: warning: initialized field overwritten [-Woverride-init]
810 | [ESR_ELx_EC_CP10_ID] = "CP10 MRC/VMRS",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:810:43: note: (near initialization for 'esr_class_str[8]')
arch/arm64/kernel/traps.c:811:43: warning: initialized field overwritten [-Woverride-init]
811 | [ESR_ELx_EC_PAC] = "PAC",
| ^~~~~
arch/arm64/kernel/traps.c:811:43: note: (near initialization for 'esr_class_str[9]')
arch/arm64/kernel/traps.c:812:43: warning: initialized field overwritten [-Woverride-init]
812 | [ESR_ELx_EC_CP14_64] = "CP14 MCRR/MRRC",
| ^~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:812:43: note: (near initialization for 'esr_class_str[12]')
arch/arm64/kernel/traps.c:813:43: warning: initialized field overwritten [-Woverride-init]
813 | [ESR_ELx_EC_BTI] = "BTI",
| ^~~~~
arch/arm64/kernel/traps.c:813:43: note: (near initialization for 'esr_class_str[13]')
arch/arm64/kernel/traps.c:814:43: warning: initialized field overwritten [-Woverride-init]
814 | [ESR_ELx_EC_ILL] = "PSTATE.IL",
| ^~~~~~~~~~~
arch/arm64/kernel/traps.c:814:43: note: (near initialization for 'esr_class_str[14]')
arch/arm64/kernel/traps.c:815:43: warning: initialized field overwritten [-Woverride-init]
815 | [ESR_ELx_EC_SVC32] = "SVC (AArch32)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:815:43: note: (near initialization for 'esr_class_str[17]')
arch/arm64/kernel/traps.c:816:43: warning: initialized field overwritten [-Woverride-init]
816 | [ESR_ELx_EC_HVC32] = "HVC (AArch32)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:816:43: note: (near initialization for 'esr_class_str[18]')
arch/arm64/kernel/traps.c:817:43: warning: initialized field overwritten [-Woverride-init]
817 | [ESR_ELx_EC_SMC32] = "SMC (AArch32)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:817:43: note: (near initialization for 'esr_class_str[19]')
arch/arm64/kernel/traps.c:818:43: warning: initialized field overwritten [-Woverride-init]
818 | [ESR_ELx_EC_SVC64] = "SVC (AArch64)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:818:43: note: (near initialization for 'esr_class_str[21]')
arch/arm64/kernel/traps.c:819:43: warning: initialized field overwritten [-Woverride-init]
819 | [ESR_ELx_EC_HVC64] = "HVC (AArch64)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:819:43: note: (near initialization for 'esr_class_str[22]')
arch/arm64/kernel/traps.c:820:43: warning: initialized field overwritten [-Woverride-init]
820 | [ESR_ELx_EC_SMC64] = "SMC (AArch64)",
| ^~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:820:43: note: (near initialization for 'esr_class_str[23]')
arch/arm64/kernel/traps.c:821:43: warning: initialized field overwritten [-Woverride-init]
821 | [ESR_ELx_EC_SYS64] = "MSR/MRS (AArch64)",
| ^~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:821:43: note: (near initialization for 'esr_class_str[24]')
arch/arm64/kernel/traps.c:822:43: warning: initialized field overwritten [-Woverride-init]
822 | [ESR_ELx_EC_SVE] = "SVE",
| ^~~~~
arch/arm64/kernel/traps.c:822:43: note: (near initialization for 'esr_class_str[25]')
arch/arm64/kernel/traps.c:823:43: warning: initialized field overwritten [-Woverride-init]
823 | [ESR_ELx_EC_ERET] = "ERET/ERETAA/ERETAB",
| ^~~~~~~~~~~~~~~~~~~~
arch/arm64/kernel/traps.c:823:43: note: (near initialization for 'esr_class_str[26]')
arch/arm64/kernel/traps.c:824:43: warning: initialized field overwritten [-Woverride-init]
824 | [ESR_ELx_EC_FPAC] = "FPAC",
| ^~~~~~
arch/arm64/kernel/traps.c:824:43: note: (near initialization for 'esr_class_str[28]')
arch/arm64/kernel/traps.c:825:43: warning: initialized field overwritten [-Woverride-init]
825 | [ESR_ELx_EC_IMP_DEF] = "EL3 IMP DEF",
| ^~~~~~~~~~~~~
arch/arm64/kernel/traps.c:825:43: note: (near initialization for 'esr_class_str[31]')
arch/arm64/kernel/traps.c:826:43: warning: initialized field overwritten [-Woverride-init]
826 | [ESR_ELx_EC_IABT_LOW] = "IABT (lower EL)",
vim +/user_addr_max +522 arch/arm64/kernel/traps.c
e16aeb072682d3 Amit Daniel Kachhap 2020-09-14 520
7dd01aef055792 Andre Przywara 2016-06-28 521 #define __user_cache_maint(insn, address, res) \
81cddd65b5c827 Kristina Martsenko 2017-05-03 @522 if (address >= user_addr_max()) { \
87261d19046aea Andre Przywara 2016-10-19 523 res = -EFAULT; \
39bc88e5e38e9b Catalin Marinas 2016-09-02 524 } else { \
39bc88e5e38e9b Catalin Marinas 2016-09-02 525 uaccess_ttbr0_enable(); \
7dd01aef055792 Andre Przywara 2016-06-28 526 asm volatile ( \
7dd01aef055792 Andre Przywara 2016-06-28 527 "1: " insn ", %1\n" \
7dd01aef055792 Andre Przywara 2016-06-28 528 " mov %w0, #0\n" \
7dd01aef055792 Andre Przywara 2016-06-28 529 "2:\n" \
2e77a62cb3a6d2 Mark Rutland 2021-10-19 530 _ASM_EXTABLE_UACCESS_ERR(1b, 2b, %w0) \
7dd01aef055792 Andre Przywara 2016-06-28 531 : "=r" (res) \
2e77a62cb3a6d2 Mark Rutland 2021-10-19 532 : "r" (address)); \
39bc88e5e38e9b Catalin Marinas 2016-09-02 533 uaccess_ttbr0_disable(); \
39bc88e5e38e9b Catalin Marinas 2016-09-02 534 }
7dd01aef055792 Andre Przywara 2016-06-28 535
:::::: The code at line 522 was first introduced by commit
:::::: 81cddd65b5c82758ea5571a25e31ff6f1f89ff02 arm64: traps: fix userspace cache maintenance emulation on a tagged pointer
:::::: TO: Kristina Martsenko <kristina.martsenko@....com>
:::::: CC: Catalin Marinas <catalin.marinas@....com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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