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Date: Sun, 10 Apr 2022 10:14:16 +0800
From: kernel test robot <lkp@...el.com>
To: Andrew Scull <ascull@...gle.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Marc Zyngier <maz@...nel.org>
Subject: arch/arm64/kvm/handle_exit.c:295:24: warning: no previous prototype
for 'nvhe_hyp_panic_handler'
Hi Andrew,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e1f700ebd6bea293abe3c7e2807b252018efde01
commit: aec0fae62e47050019474936248a311a0ab08705 KVM: arm64: Log source when panicking from nVHE hyp
date: 1 year ago
config: arm64-randconfig-r002-20220410 (https://download.01.org/0day-ci/archive/20220410/202204101017.veFtM0ve-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/torvalds/linux.git/commit/?id=aec0fae62e47050019474936248a311a0ab08705
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout aec0fae62e47050019474936248a311a0ab08705
# 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/kvm/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
arch/arm64/kvm/handle_exit.c:177:35: warning: initialized field overwritten [-Woverride-init]
177 | [ESR_ELx_EC_WFx] = kvm_handle_wfx,
| ^~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:177:35: note: (near initialization for 'arm_exit_handlers[1]')
arch/arm64/kvm/handle_exit.c:178:35: warning: initialized field overwritten [-Woverride-init]
178 | [ESR_ELx_EC_CP15_32] = kvm_handle_cp15_32,
| ^~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:178:35: note: (near initialization for 'arm_exit_handlers[3]')
arch/arm64/kvm/handle_exit.c:179:35: warning: initialized field overwritten [-Woverride-init]
179 | [ESR_ELx_EC_CP15_64] = kvm_handle_cp15_64,
| ^~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:179:35: note: (near initialization for 'arm_exit_handlers[4]')
arch/arm64/kvm/handle_exit.c:180:35: warning: initialized field overwritten [-Woverride-init]
180 | [ESR_ELx_EC_CP14_MR] = kvm_handle_cp14_32,
| ^~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:180:35: note: (near initialization for 'arm_exit_handlers[5]')
arch/arm64/kvm/handle_exit.c:181:35: warning: initialized field overwritten [-Woverride-init]
181 | [ESR_ELx_EC_CP14_LS] = kvm_handle_cp14_load_store,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:181:35: note: (near initialization for 'arm_exit_handlers[6]')
arch/arm64/kvm/handle_exit.c:182:35: warning: initialized field overwritten [-Woverride-init]
182 | [ESR_ELx_EC_CP14_64] = kvm_handle_cp14_64,
| ^~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:182:35: note: (near initialization for 'arm_exit_handlers[12]')
arch/arm64/kvm/handle_exit.c:183:35: warning: initialized field overwritten [-Woverride-init]
183 | [ESR_ELx_EC_HVC32] = handle_hvc,
| ^~~~~~~~~~
arch/arm64/kvm/handle_exit.c:183:35: note: (near initialization for 'arm_exit_handlers[18]')
arch/arm64/kvm/handle_exit.c:184:35: warning: initialized field overwritten [-Woverride-init]
184 | [ESR_ELx_EC_SMC32] = handle_smc,
| ^~~~~~~~~~
arch/arm64/kvm/handle_exit.c:184:35: note: (near initialization for 'arm_exit_handlers[19]')
arch/arm64/kvm/handle_exit.c:185:35: warning: initialized field overwritten [-Woverride-init]
185 | [ESR_ELx_EC_HVC64] = handle_hvc,
| ^~~~~~~~~~
arch/arm64/kvm/handle_exit.c:185:35: note: (near initialization for 'arm_exit_handlers[22]')
arch/arm64/kvm/handle_exit.c:186:35: warning: initialized field overwritten [-Woverride-init]
186 | [ESR_ELx_EC_SMC64] = handle_smc,
| ^~~~~~~~~~
arch/arm64/kvm/handle_exit.c:186:35: note: (near initialization for 'arm_exit_handlers[23]')
arch/arm64/kvm/handle_exit.c:187:35: warning: initialized field overwritten [-Woverride-init]
187 | [ESR_ELx_EC_SYS64] = kvm_handle_sys_reg,
| ^~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:187:35: note: (near initialization for 'arm_exit_handlers[24]')
arch/arm64/kvm/handle_exit.c:188:35: warning: initialized field overwritten [-Woverride-init]
188 | [ESR_ELx_EC_SVE] = handle_sve,
| ^~~~~~~~~~
arch/arm64/kvm/handle_exit.c:188:35: note: (near initialization for 'arm_exit_handlers[25]')
arch/arm64/kvm/handle_exit.c:189:35: warning: initialized field overwritten [-Woverride-init]
189 | [ESR_ELx_EC_IABT_LOW] = kvm_handle_guest_abort,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:189:35: note: (near initialization for 'arm_exit_handlers[32]')
arch/arm64/kvm/handle_exit.c:190:35: warning: initialized field overwritten [-Woverride-init]
190 | [ESR_ELx_EC_DABT_LOW] = kvm_handle_guest_abort,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:190:35: note: (near initialization for 'arm_exit_handlers[36]')
arch/arm64/kvm/handle_exit.c:191:35: warning: initialized field overwritten [-Woverride-init]
191 | [ESR_ELx_EC_SOFTSTP_LOW]= kvm_handle_guest_debug,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:191:35: note: (near initialization for 'arm_exit_handlers[50]')
arch/arm64/kvm/handle_exit.c:192:35: warning: initialized field overwritten [-Woverride-init]
192 | [ESR_ELx_EC_WATCHPT_LOW]= kvm_handle_guest_debug,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:192:35: note: (near initialization for 'arm_exit_handlers[52]')
arch/arm64/kvm/handle_exit.c:193:35: warning: initialized field overwritten [-Woverride-init]
193 | [ESR_ELx_EC_BREAKPT_LOW]= kvm_handle_guest_debug,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:193:35: note: (near initialization for 'arm_exit_handlers[48]')
arch/arm64/kvm/handle_exit.c:194:35: warning: initialized field overwritten [-Woverride-init]
194 | [ESR_ELx_EC_BKPT32] = kvm_handle_guest_debug,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:194:35: note: (near initialization for 'arm_exit_handlers[56]')
arch/arm64/kvm/handle_exit.c:195:35: warning: initialized field overwritten [-Woverride-init]
195 | [ESR_ELx_EC_BRK64] = kvm_handle_guest_debug,
| ^~~~~~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:195:35: note: (near initialization for 'arm_exit_handlers[60]')
arch/arm64/kvm/handle_exit.c:196:35: warning: initialized field overwritten [-Woverride-init]
196 | [ESR_ELx_EC_FP_ASIMD] = handle_no_fpsimd,
| ^~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:196:35: note: (near initialization for 'arm_exit_handlers[7]')
arch/arm64/kvm/handle_exit.c:197:35: warning: initialized field overwritten [-Woverride-init]
197 | [ESR_ELx_EC_PAC] = kvm_handle_ptrauth,
| ^~~~~~~~~~~~~~~~~~
arch/arm64/kvm/handle_exit.c:197:35: note: (near initialization for 'arm_exit_handlers[9]')
>> arch/arm64/kvm/handle_exit.c:295:24: warning: no previous prototype for 'nvhe_hyp_panic_handler' [-Wmissing-prototypes]
295 | void __noreturn __cold nvhe_hyp_panic_handler(u64 esr, u64 spsr, u64 elr,
| ^~~~~~~~~~~~~~~~~~~~~~
vim +/nvhe_hyp_panic_handler +295 arch/arm64/kvm/handle_exit.c
294
> 295 void __noreturn __cold nvhe_hyp_panic_handler(u64 esr, u64 spsr, u64 elr,
--
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https://01.org/lkp
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