[kbuild-all] drivers/misc/cardreader/alcor_pci.c:229:20: warning: unused function 'alcor_mask_sd_irqs'

Hi Florian, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f1baf68e1383f6ed93eb9cff2866d46562607a43 commit: 1d987052e32f3554e84a296c4494551bc60f3877 MIPS: BMIPS: Enable PCI Kconfig date: 3 months ago config: mips-randconfig-r005-20220211 (https://download.01.org/0day-ci/archive/20220212/202202120902.ajxmfFok-lk...) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project f6685f774697c85d6a352dcea013f46a99f9fe31) 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 mips cross compiling tool for clang build # apt-get install binutils-mips-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 1d987052e32f3554e84a296c4494551bc60f3877 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=mips SHELL=/bin/bash drivers/hwmon/ drivers/misc/cardreader/ drivers/video/fbdev/ fs/ext4/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): static inline void alcor_mask_sd_irqs(struct alcor_pci_priv ^ static inline void alcor_unmask_sd_irqs(struct alcor_pci_priv ^ static inline void alcor_mask_ms_irqs(struct alcor_pci_priv ^ static inline void alcor_unmask_ms_irqs(struct alcor_pci_priv ^ fatal error: error in backend: Nested variants found in inline asm string: '.if ( 0x00 ) != -1)) 0x00 ) != -1)) : ($( static struct ftrace_branch_data __attribute__((__aligned__(4))) __attribute__((__section__("_ftrace_branch"))) __if_trace = $( .func = __func__, .file = "arch/mips/include/asm/barrier.h", .line = 16, $); 0x00 ) != -1)) : $))) ) && ( (1 << 0) ); .set push; .set mips64r2; .rept 1; sync 0x00; .endr; .set pop; .else; ; .endif' PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script. Stack dump: 0. Program arguments: clang -Wp,-MMD,drivers/misc/cardreader/.alcor_pci.o.d -nostdinc -isystem /opt/cross/clang-f6685f7746/lib/clang/15.0.0/include -Iarch/mips/include -I./arch/mips/include/generated -Iinclude -I./include -Iarch/mips/include/uapi -I./arch/mips/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/compiler-version.h -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DVMLINUX_LOAD_ADDRESS=0xffffffff84000000 -DLINKER_LOAD_ADDRESS=0x84000000 -DDATAOFFSET=0 -Qunused-arguments -fmacro-prefix-map== -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Werror=return-type -Wno-format-security -std=gnu89 --target=mipsel-linux -fintegrated-as -Werror=unknown-warning-option -mno-check-zero-division -mabi=32 -G 0 -mno-abicalls -fno-pic -pipe -msoft-float -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float -ffreestanding -EL -fno-stack-check -march=mips32 -Wa,-mips32 -Wa,--trap -DTOOLCHAIN_SUPPORTS_VIRT -Iarch/mips/include/asm/mach-bmips/ -Iarch/mips/include/asm/mach-generic -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -Wno-address-of-packed-member -O2 -Wframe-larger-than=1024 -fno-stack-protector -Wno-gnu -mno-global-merge -Wno-unused-but-set-variable -Wno-unused-const-variable -ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -fno-stack-clash-protection -pg -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-array-bounds -fno-strict-overflow -fno-stack-check -Werror=date-time -Werror=incompatible-pointer-types -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wno-missing-field-initializers -Wno-sign-compare -Wno-type-limits -DMODULE -mlong-calls -DKBUILD_BASENAME="alcor_pci" -DKBUILD_MODNAME="alcor_pci" -D__KBUILD_MODNAME=kmod_alcor_pci -c -o drivers/misc/cardreader/alcor_pci.o drivers/misc/cardreader/alcor_pci.c 1. <eof> parser at end of file 2. Code generation 3. Running pass 'Function Pass Manager' on module 'drivers/misc/cardreader/alcor_pci.c'. 4. Running pass 'Mips Assembly Printer' on function '@alcor_write8' #0 0x000056118b75091f Signals.cpp:0:0 #1 0x000056118b74e7fc llvm::sys::CleanupOnSignal(unsigned long) (/opt/cross/clang-f6685f7746/bin/clang-15+0x34787fc) #2 0x000056118b68ea97 llvm::CrashRecoveryContext::HandleExit(int) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8a97) #3 0x000056118b746eae llvm::sys::Process::Exit(int, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3470eae) #4 0x000056118937d8eb (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a78eb) #5 0x000056118b69554c llvm::report_fatal_error(llvm::Twine const&, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33bf54c) #6 0x000056118c387470 llvm::AsmPrinter::emitInlineAsm(llvm::MachineInstr const (/opt/cross/clang-f6685f7746/bin/clang-15+0x40b1470) #7 0x000056118c3833a4 llvm::AsmPrinter::emitFunctionBody() (/opt/cross/clang-f6685f7746/bin/clang-15+0x40ad3a4) #8 0x0000561189de9217 llvm::MipsAsmPrinter::runOnMachineFunction(llvm::MachineFunction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x1b13217) #9 0x000056118aaa16ed llvm::MachineFunctionPass::runOnFunction(llvm::Function&) (.part.53) MachineFunctionPass.cpp:0:0 #10 0x000056118aee22f7 llvm::FPPassManager::runOnFunction(llvm::Function&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c2f7) #11 0x000056118aee2471 llvm::FPPassManager::runOnModule(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c471) #12 0x000056118aee2fef llvm::legacy::PassManagerImpl::run(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0cfef) #13 0x000056118ba689b7 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream> >) (/opt/cross/clang-f6685f7746/bin/clang-15+0x37929b7) #14 0x000056118c6a0343 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x43ca343) #15 0x000056118d176ab9 clang::ParseAST(clang::Sema&, bool, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x4ea0ab9) #16 0x000056118c69f17f clang::CodeGenAction::ExecuteAction() (/opt/cross/clang-f6685f7746/bin/clang-15+0x43c917f) #17 0x000056118c09c5c1 clang::FrontendAction::Execute() (/opt/cross/clang-f6685f7746/bin/clang-15+0x3dc65c1) #18 0x000056118c0333aa clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3d5d3aa) #19 0x000056118c160edb (/opt/cross/clang-f6685f7746/bin/clang-15+0x3e8aedb) #20 0x000056118937ee9c cc1_main(llvm::ArrayRef<char char (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a8e9c) #21 0x000056118937bb6b ExecuteCC1Tool(llvm::SmallVectorImpl<char driver.cpp:0:0 #22 0x000056118beca8d5 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const::'lambda'()>(long) Job.cpp:0:0 #23 0x000056118b68e953 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8953) #24 0x000056118becb1ce clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const (.part.216) Job.cpp:0:0 #25 0x000056118be9fdc7 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bc9dc7) #26 0x000056118bea07a7 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bca7a7) #27 0x000056118bea9e39 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bd3e39) #28 0x00005611892a43bf main (/opt/cross/clang-f6685f7746/bin/clang-15+0xfce3bf) #29 0x00007f277c1ded0a __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26d0a) #30 0x000056118937b68a _start (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a568a) clang-15: error: clang frontend command failed with exit code 70 (use -v to see invocation) clang version 15.0.0 (git://gitmirror/llvm_project f6685f774697c85d6a352dcea013f46a99f9fe31) Target: mipsel-unknown-linux Thread model: posix InstalledDir: /opt/cross/clang-f6685f7746/bin clang-15: note: diagnostic msg: Makefile arch block drivers fs include kernel nr_bisected scripts source usr -- static inline u8 DIV_TO_REG(int val) ^ fatal error: error in backend: Nested variants found in inline asm string: '.if ( 0x00 ) != -1)) 0x00 ) != -1)) : ($( static struct ftrace_branch_data __attribute__((__aligned__(4))) __attribute__((__section__("_ftrace_branch"))) __if_trace = $( .func = __func__, .file = "arch/mips/include/asm/barrier.h", .line = 16, $); 0x00 ) != -1)) : $))) ) && ( (1 << 0) ); .set push; .set mips64r2; .rept 1; sync 0x00; .endr; .set pop; .else; ; .endif' PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script. Stack dump: 0. Program arguments: clang -Wp,-MMD,drivers/hwmon/.sis5595.o.d -nostdinc -isystem /opt/cross/clang-f6685f7746/lib/clang/15.0.0/include -Iarch/mips/include -I./arch/mips/include/generated -Iinclude -I./include -Iarch/mips/include/uapi -I./arch/mips/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/compiler-version.h -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DVMLINUX_LOAD_ADDRESS=0xffffffff84000000 -DLINKER_LOAD_ADDRESS=0x84000000 -DDATAOFFSET=0 -Qunused-arguments -fmacro-prefix-map== -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Werror=return-type -Wno-format-security -std=gnu89 --target=mipsel-linux -fintegrated-as -Werror=unknown-warning-option -mno-check-zero-division -mabi=32 -G 0 -mno-abicalls -fno-pic -pipe -msoft-float -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float -ffreestanding -EL -fno-stack-check -march=mips32 -Wa,-mips32 -Wa,--trap -DTOOLCHAIN_SUPPORTS_VIRT -Iarch/mips/include/asm/mach-bmips/ -Iarch/mips/include/asm/mach-generic -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -Wno-address-of-packed-member -O2 -Wframe-larger-than=1024 -fno-stack-protector -Wno-gnu -mno-global-merge -Wno-unused-but-set-variable -Wno-unused-const-variable -ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -fno-stack-clash-protection -pg -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-array-bounds -fno-strict-overflow -fno-stack-check -Werror=date-time -Werror=incompatible-pointer-types -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wno-missing-field-initializers -Wno-sign-compare -Wno-type-limits -DDEBUG -I drivers/hwmon -I ./drivers/hwmon -DMODULE -mlong-calls -DKBUILD_BASENAME="sis5595" -DKBUILD_MODNAME="sis5595" -D__KBUILD_MODNAME=kmod_sis5595 -c -o drivers/hwmon/sis5595.o drivers/hwmon/sis5595.c 1. <eof> parser at end of file 2. Code generation 3. Running pass 'Function Pass Manager' on module 'drivers/hwmon/sis5595.c'. 4. Running pass 'Mips Assembly Printer' on function '@sis5595_probe' #0 0x0000564dab6e291f Signals.cpp:0:0 #1 0x0000564dab6e07fc llvm::sys::CleanupOnSignal(unsigned long) (/opt/cross/clang-f6685f7746/bin/clang-15+0x34787fc) #2 0x0000564dab620a97 llvm::CrashRecoveryContext::HandleExit(int) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8a97) #3 0x0000564dab6d8eae llvm::sys::Process::Exit(int, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3470eae) #4 0x0000564da930f8eb (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a78eb) #5 0x0000564dab62754c llvm::report_fatal_error(llvm::Twine const&, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33bf54c) #6 0x0000564dac319470 llvm::AsmPrinter::emitInlineAsm(llvm::MachineInstr const (/opt/cross/clang-f6685f7746/bin/clang-15+0x40b1470) #7 0x0000564dac3153a4 llvm::AsmPrinter::emitFunctionBody() (/opt/cross/clang-f6685f7746/bin/clang-15+0x40ad3a4) #8 0x0000564da9d7b217 llvm::MipsAsmPrinter::runOnMachineFunction(llvm::MachineFunction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x1b13217) #9 0x0000564daaa336ed llvm::MachineFunctionPass::runOnFunction(llvm::Function&) (.part.53) MachineFunctionPass.cpp:0:0 #10 0x0000564daae742f7 llvm::FPPassManager::runOnFunction(llvm::Function&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c2f7) #11 0x0000564daae74471 llvm::FPPassManager::runOnModule(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c471) #12 0x0000564daae74fef llvm::legacy::PassManagerImpl::run(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0cfef) #13 0x0000564dab9fa9b7 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream> >) (/opt/cross/clang-f6685f7746/bin/clang-15+0x37929b7) #14 0x0000564dac632343 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x43ca343) #15 0x0000564dad108ab9 clang::ParseAST(clang::Sema&, bool, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x4ea0ab9) #16 0x0000564dac63117f clang::CodeGenAction::ExecuteAction() (/opt/cross/clang-f6685f7746/bin/clang-15+0x43c917f) #17 0x0000564dac02e5c1 clang::FrontendAction::Execute() (/opt/cross/clang-f6685f7746/bin/clang-15+0x3dc65c1) #18 0x0000564dabfc53aa clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3d5d3aa) #19 0x0000564dac0f2edb (/opt/cross/clang-f6685f7746/bin/clang-15+0x3e8aedb) #20 0x0000564da9310e9c cc1_main(llvm::ArrayRef<char char (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a8e9c) #21 0x0000564da930db6b ExecuteCC1Tool(llvm::SmallVectorImpl<char driver.cpp:0:0 #22 0x0000564dabe5c8d5 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const::'lambda'()>(long) Job.cpp:0:0 #23 0x0000564dab620953 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8953) #24 0x0000564dabe5d1ce clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const (.part.216) Job.cpp:0:0 #25 0x0000564dabe31dc7 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bc9dc7) #26 0x0000564dabe327a7 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bca7a7) #27 0x0000564dabe3be39 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bd3e39) #28 0x0000564da92363bf main (/opt/cross/clang-f6685f7746/bin/clang-15+0xfce3bf) #29 0x00007efff966cd0a __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26d0a) #30 0x0000564da930d68a _start (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a568a) clang-15: error: clang frontend command failed with exit code 70 (use -v to see invocation) clang version 15.0.0 (git://gitmirror/llvm_project f6685f774697c85d6a352dcea013f46a99f9fe31) Target: mipsel-unknown-linux Thread model: posix InstalledDir: /opt/cross/clang-f6685f7746/bin clang-15: note: diagnostic msg: Makefile arch block drivers fs include kernel nr_bisected scripts source usr -- static inline void alcor_mask_sd_irqs(struct alcor_pci_priv ^ static inline void alcor_unmask_sd_irqs(struct alcor_pci_priv ^ static inline void alcor_mask_ms_irqs(struct alcor_pci_priv ^ static inline void alcor_unmask_ms_irqs(struct alcor_pci_priv ^ fatal error: error in backend: Nested variants found in inline asm string: '.if ( 0x00 ) != -1)) 0x00 ) != -1)) : ($( static struct ftrace_branch_data __attribute__((__aligned__(4))) __attribute__((__section__("_ftrace_branch"))) __if_trace = $( .func = __func__, .file = "arch/mips/include/asm/barrier.h", .line = 16, $); 0x00 ) != -1)) : $))) ) && ( (1 << 0) ); .set push; .set mips64r2; .rept 1; sync 0x00; .endr; .set pop; .else; ; .endif' PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script. Stack dump: 0. Program arguments: clang -Wp,-MMD,drivers/misc/cardreader/.alcor_pci.o.d -nostdinc -isystem /opt/cross/clang-f6685f7746/lib/clang/15.0.0/include -Iarch/mips/include -I./arch/mips/include/generated -Iinclude -I./include -Iarch/mips/include/uapi -I./arch/mips/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/compiler-version.h -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DVMLINUX_LOAD_ADDRESS=0xffffffff84000000 -DLINKER_LOAD_ADDRESS=0x84000000 -DDATAOFFSET=0 -Qunused-arguments -fmacro-prefix-map== -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Werror=return-type -Wno-format-security -std=gnu89 --target=mipsel-linux -fintegrated-as -Werror=unknown-warning-option -mno-check-zero-division -mabi=32 -G 0 -mno-abicalls -fno-pic -pipe -msoft-float -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float -ffreestanding -EL -fno-stack-check -march=mips32 -Wa,-mips32 -Wa,--trap -DTOOLCHAIN_SUPPORTS_VIRT -Iarch/mips/include/asm/mach-bmips/ -Iarch/mips/include/asm/mach-generic -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -Wno-address-of-packed-member -O2 -Wframe-larger-than=1024 -fno-stack-protector -Wno-gnu -mno-global-merge -Wno-unused-but-set-variable -Wno-unused-const-variable -ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -fno-stack-clash-protection -pg -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-array-bounds -fno-strict-overflow -fno-stack-check -Werror=date-time -Werror=incompatible-pointer-types -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wno-missing-field-initializers -Wno-sign-compare -Wno-type-limits -I drivers/misc/cardreader -I ./drivers/misc/cardreader -DMODULE -mlong-calls -DKBUILD_BASENAME="alcor_pci" -DKBUILD_MODNAME="alcor_pci" -D__KBUILD_MODNAME=kmod_alcor_pci -c -o drivers/misc/cardreader/alcor_pci.o drivers/misc/cardreader/alcor_pci.c 1. <eof> parser at end of file 2. Code generation 3. Running pass 'Function Pass Manager' on module 'drivers/misc/cardreader/alcor_pci.c'. 4. Running pass 'Mips Assembly Printer' on function '@alcor_write8' #0 0x000055d938bea91f Signals.cpp:0:0 #1 0x000055d938be87fc llvm::sys::CleanupOnSignal(unsigned long) (/opt/cross/clang-f6685f7746/bin/clang-15+0x34787fc) #2 0x000055d938b28a97 llvm::CrashRecoveryContext::HandleExit(int) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8a97) #3 0x000055d938be0eae llvm::sys::Process::Exit(int, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3470eae) #4 0x000055d9368178eb (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a78eb) #5 0x000055d938b2f54c llvm::report_fatal_error(llvm::Twine const&, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33bf54c) #6 0x000055d939821470 llvm::AsmPrinter::emitInlineAsm(llvm::MachineInstr const (/opt/cross/clang-f6685f7746/bin/clang-15+0x40b1470) #7 0x000055d93981d3a4 llvm::AsmPrinter::emitFunctionBody() (/opt/cross/clang-f6685f7746/bin/clang-15+0x40ad3a4) #8 0x000055d937283217 llvm::MipsAsmPrinter::runOnMachineFunction(llvm::MachineFunction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x1b13217) #9 0x000055d937f3b6ed llvm::MachineFunctionPass::runOnFunction(llvm::Function&) (.part.53) MachineFunctionPass.cpp:0:0 #10 0x000055d93837c2f7 llvm::FPPassManager::runOnFunction(llvm::Function&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c2f7) #11 0x000055d93837c471 llvm::FPPassManager::runOnModule(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c471) #12 0x000055d93837cfef llvm::legacy::PassManagerImpl::run(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0cfef) #13 0x000055d938f029b7 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream> >) (/opt/cross/clang-f6685f7746/bin/clang-15+0x37929b7) #14 0x000055d939b3a343 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x43ca343) #15 0x000055d93a610ab9 clang::ParseAST(clang::Sema&, bool, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x4ea0ab9) #16 0x000055d939b3917f clang::CodeGenAction::ExecuteAction() (/opt/cross/clang-f6685f7746/bin/clang-15+0x43c917f) #17 0x000055d9395365c1 clang::FrontendAction::Execute() (/opt/cross/clang-f6685f7746/bin/clang-15+0x3dc65c1) #18 0x000055d9394cd3aa clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3d5d3aa) #19 0x000055d9395faedb (/opt/cross/clang-f6685f7746/bin/clang-15+0x3e8aedb) #20 0x000055d936818e9c cc1_main(llvm::ArrayRef<char char (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a8e9c) #21 0x000055d936815b6b ExecuteCC1Tool(llvm::SmallVectorImpl<char driver.cpp:0:0 #22 0x000055d9393648d5 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const::'lambda'()>(long) Job.cpp:0:0 #23 0x000055d938b28953 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8953) #24 0x000055d9393651ce clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const (.part.216) Job.cpp:0:0 #25 0x000055d939339dc7 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bc9dc7) #26 0x000055d93933a7a7 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bca7a7) #27 0x000055d939343e39 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bd3e39) #28 0x000055d93673e3bf main (/opt/cross/clang-f6685f7746/bin/clang-15+0xfce3bf) #29 0x00007fcbf5c7fd0a __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26d0a) #30 0x000055d93681568a _start (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a568a) clang-15: error: clang frontend command failed with exit code 70 (use -v to see invocation) clang version 15.0.0 (git://gitmirror/llvm_project f6685f774697c85d6a352dcea013f46a99f9fe31) Target: mipsel-unknown-linux Thread model: posix InstalledDir: /opt/cross/clang-f6685f7746/bin clang-15: note: diagnostic msg: Makefile arch block drivers fs include kernel nr_bisected scripts source usr -- static inline void shadowmode_off(struct tridentfb_par ^ fatal error: error in backend: Nested variants found in inline asm string: '.if ( 0x00 ) != -1)) 0x00 ) != -1)) : ($( static struct ftrace_branch_data __attribute__((__aligned__(4))) __attribute__((__section__("_ftrace_branch"))) __if_trace = $( .func = __func__, .file = "arch/mips/include/asm/barrier.h", .line = 16, $); 0x00 ) != -1)) : $))) ) && ( (1 << 0) ); .set push; .set mips64r2; .rept 1; sync 0x00; .endr; .set pop; .else; ; .endif' PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script. Stack dump: 0. Program arguments: clang -Wp,-MMD,drivers/video/fbdev/.tridentfb.o.d -nostdinc -isystem /opt/cross/clang-f6685f7746/lib/clang/15.0.0/include -Iarch/mips/include -I./arch/mips/include/generated -Iinclude -I./include -Iarch/mips/include/uapi -I./arch/mips/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/compiler-version.h -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DVMLINUX_LOAD_ADDRESS=0xffffffff84000000 -DLINKER_LOAD_ADDRESS=0x84000000 -DDATAOFFSET=0 -Qunused-arguments -fmacro-prefix-map== -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Werror=return-type -Wno-format-security -std=gnu89 --target=mipsel-linux -fintegrated-as -Werror=unknown-warning-option -mno-check-zero-division -mabi=32 -G 0 -mno-abicalls -fno-pic -pipe -msoft-float -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float -ffreestanding -EL -fno-stack-check -march=mips32 -Wa,-mips32 -Wa,--trap -DTOOLCHAIN_SUPPORTS_VIRT -Iarch/mips/include/asm/mach-bmips/ -Iarch/mips/include/asm/mach-generic -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -Wno-address-of-packed-member -O2 -Wframe-larger-than=1024 -fno-stack-protector -Wno-gnu -mno-global-merge -Wno-unused-but-set-variable -Wno-unused-const-variable -ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -fno-stack-clash-protection -pg -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-array-bounds -fno-strict-overflow -fno-stack-check -Werror=date-time -Werror=incompatible-pointer-types -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wno-missing-field-initializers -Wno-sign-compare -Wno-type-limits -I drivers/video/fbdev -I ./drivers/video/fbdev -ffunction-sections -fdata-sections -DKBUILD_MODFILE="drivers/video/fbdev/tridentfb" -DKBUILD_BASENAME="tridentfb" -DKBUILD_MODNAME="tridentfb" -D__KBUILD_MODNAME=kmod_tridentfb -c -o drivers/video/fbdev/tridentfb.o drivers/video/fbdev/tridentfb.c 1. <eof> parser at end of file 2. Code generation 3. Running pass 'Function Pass Manager' on module 'drivers/video/fbdev/tridentfb.c'. 4. Running pass 'Mips Assembly Printer' on function '@trident_pci_probe' #0 0x000055ca0132491f Signals.cpp:0:0 #1 0x000055ca013227fc llvm::sys::CleanupOnSignal(unsigned long) (/opt/cross/clang-f6685f7746/bin/clang-15+0x34787fc) #2 0x000055ca01262a97 llvm::CrashRecoveryContext::HandleExit(int) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8a97) #3 0x000055ca0131aeae llvm::sys::Process::Exit(int, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3470eae) #4 0x000055c9fef518eb (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a78eb) #5 0x000055ca0126954c llvm::report_fatal_error(llvm::Twine const&, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33bf54c) #6 0x000055ca01f5b470 llvm::AsmPrinter::emitInlineAsm(llvm::MachineInstr const (/opt/cross/clang-f6685f7746/bin/clang-15+0x40b1470) #7 0x000055ca01f573a4 llvm::AsmPrinter::emitFunctionBody() (/opt/cross/clang-f6685f7746/bin/clang-15+0x40ad3a4) #8 0x000055c9ff9bd217 llvm::MipsAsmPrinter::runOnMachineFunction(llvm::MachineFunction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x1b13217) #9 0x000055ca006756ed llvm::MachineFunctionPass::runOnFunction(llvm::Function&) (.part.53) MachineFunctionPass.cpp:0:0 #10 0x000055ca00ab62f7 llvm::FPPassManager::runOnFunction(llvm::Function&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c2f7) #11 0x000055ca00ab6471 llvm::FPPassManager::runOnModule(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c471) #12 0x000055ca00ab6fef llvm::legacy::PassManagerImpl::run(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0cfef) #13 0x000055ca0163c9b7 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream> >) (/opt/cross/clang-f6685f7746/bin/clang-15+0x37929b7) #14 0x000055ca02274343 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x43ca343) #15 0x000055ca02d4aab9 clang::ParseAST(clang::Sema&, bool, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x4ea0ab9) #16 0x000055ca0227317f clang::CodeGenAction::ExecuteAction() (/opt/cross/clang-f6685f7746/bin/clang-15+0x43c917f) #17 0x000055ca01c705c1 clang::FrontendAction::Execute() (/opt/cross/clang-f6685f7746/bin/clang-15+0x3dc65c1) #18 0x000055ca01c073aa clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3d5d3aa) #19 0x000055ca01d34edb (/opt/cross/clang-f6685f7746/bin/clang-15+0x3e8aedb) #20 0x000055c9fef52e9c cc1_main(llvm::ArrayRef<char char (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a8e9c) #21 0x000055c9fef4fb6b ExecuteCC1Tool(llvm::SmallVectorImpl<char driver.cpp:0:0 #22 0x000055ca01a9e8d5 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const::'lambda'()>(long) Job.cpp:0:0 #23 0x000055ca01262953 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8953) #24 0x000055ca01a9f1ce clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const (.part.216) Job.cpp:0:0 #25 0x000055ca01a73dc7 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bc9dc7) #26 0x000055ca01a747a7 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bca7a7) #27 0x000055ca01a7de39 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bd3e39) #28 0x000055c9fee783bf main (/opt/cross/clang-f6685f7746/bin/clang-15+0xfce3bf) #29 0x00007f5bdc990d0a __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26d0a) #30 0x000055c9fef4f68a _start (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a568a) clang-15: error: clang frontend command failed with exit code 70 (use -v to see invocation) clang version 15.0.0 (git://gitmirror/llvm_project f6685f774697c85d6a352dcea013f46a99f9fe31) Target: mipsel-unknown-linux Thread model: posix InstalledDir: /opt/cross/clang-f6685f7746/bin clang-15: note: diagnostic msg: Makefile arch block drivers fs include kernel nr_bisected scripts source usr -- static inline u8 dac_read_reg(struct dac_info u8 reg) ^ static inline void dac_read_regs(struct dac_info u8 int count) ^ fatal error: error in backend: Nested variants found in inline asm string: '.if ( 0x00 ) != -1)) 0x00 ) != -1)) : ($( static struct ftrace_branch_data __attribute__((__aligned__(4))) __attribute__((__section__("_ftrace_branch"))) __if_trace = $( .func = __func__, .file = "arch/mips/include/asm/barrier.h", .line = 16, $); 0x00 ) != -1)) : $))) ) && ( (1 << 0) ); .set push; .set mips64r2; .rept 1; sync 0x00; .endr; .set pop; .else; ; .endif' PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script. Stack dump: 0. Program arguments: clang -Wp,-MMD,drivers/video/fbdev/.arkfb.o.d -nostdinc -isystem /opt/cross/clang-f6685f7746/lib/clang/15.0.0/include -Iarch/mips/include -I./arch/mips/include/generated -Iinclude -I./include -Iarch/mips/include/uapi -I./arch/mips/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/compiler-version.h -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DVMLINUX_LOAD_ADDRESS=0xffffffff84000000 -DLINKER_LOAD_ADDRESS=0x84000000 -DDATAOFFSET=0 -Qunused-arguments -fmacro-prefix-map== -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Werror=return-type -Wno-format-security -std=gnu89 --target=mipsel-linux -fintegrated-as -Werror=unknown-warning-option -mno-check-zero-division -mabi=32 -G 0 -mno-abicalls -fno-pic -pipe -msoft-float -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float -ffreestanding -EL -fno-stack-check -march=mips32 -Wa,-mips32 -Wa,--trap -DTOOLCHAIN_SUPPORTS_VIRT -Iarch/mips/include/asm/mach-bmips/ -Iarch/mips/include/asm/mach-generic -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -Wno-address-of-packed-member -O2 -Wframe-larger-than=1024 -fno-stack-protector -Wno-gnu -mno-global-merge -Wno-unused-but-set-variable -Wno-unused-const-variable -ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -fno-stack-clash-protection -pg -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-array-bounds -fno-strict-overflow -fno-stack-check -Werror=date-time -Werror=incompatible-pointer-types -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wno-missing-field-initializers -Wno-sign-compare -Wno-type-limits -I drivers/video/fbdev -I ./drivers/video/fbdev -ffunction-sections -fdata-sections -DKBUILD_MODFILE="drivers/video/fbdev/arkfb" -DKBUILD_BASENAME="arkfb" -DKBUILD_MODNAME="arkfb" -D__KBUILD_MODNAME=kmod_arkfb -c -o drivers/video/fbdev/arkfb.o drivers/video/fbdev/arkfb.c 1. <eof> parser at end of file 2. Code generation 3. Running pass 'Function Pass Manager' on module 'drivers/video/fbdev/arkfb.c'. 4. Running pass 'Mips Assembly Printer' on function '@ark_dac_read_regs' #0 0x000055ac07c3d91f Signals.cpp:0:0 #1 0x000055ac07c3b7fc llvm::sys::CleanupOnSignal(unsigned long) (/opt/cross/clang-f6685f7746/bin/clang-15+0x34787fc) #2 0x000055ac07b7ba97 llvm::CrashRecoveryContext::HandleExit(int) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8a97) #3 0x000055ac07c33eae llvm::sys::Process::Exit(int, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3470eae) #4 0x000055ac0586a8eb (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a78eb) #5 0x000055ac07b8254c llvm::report_fatal_error(llvm::Twine const&, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33bf54c) #6 0x000055ac08874470 llvm::AsmPrinter::emitInlineAsm(llvm::MachineInstr const (/opt/cross/clang-f6685f7746/bin/clang-15+0x40b1470) #7 0x000055ac088703a4 llvm::AsmPrinter::emitFunctionBody() (/opt/cross/clang-f6685f7746/bin/clang-15+0x40ad3a4) #8 0x000055ac062d6217 llvm::MipsAsmPrinter::runOnMachineFunction(llvm::MachineFunction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x1b13217) #9 0x000055ac06f8e6ed llvm::MachineFunctionPass::runOnFunction(llvm::Function&) (.part.53) MachineFunctionPass.cpp:0:0 #10 0x000055ac073cf2f7 llvm::FPPassManager::runOnFunction(llvm::Function&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c2f7) #11 0x000055ac073cf471 llvm::FPPassManager::runOnModule(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c471) #12 0x000055ac073cffef llvm::legacy::PassManagerImpl::run(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0cfef) #13 0x000055ac07f559b7 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream> >) (/opt/cross/clang-f6685f7746/bin/clang-15+0x37929b7) #14 0x000055ac08b8d343 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x43ca343) #15 0x000055ac09663ab9 clang::ParseAST(clang::Sema&, bool, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x4ea0ab9) #16 0x000055ac08b8c17f clang::CodeGenAction::ExecuteAction() (/opt/cross/clang-f6685f7746/bin/clang-15+0x43c917f) #17 0x000055ac085895c1 clang::FrontendAction::Execute() (/opt/cross/clang-f6685f7746/bin/clang-15+0x3dc65c1) #18 0x000055ac085203aa clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3d5d3aa) #19 0x000055ac0864dedb (/opt/cross/clang-f6685f7746/bin/clang-15+0x3e8aedb) #20 0x000055ac0586be9c cc1_main(llvm::ArrayRef<char char (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a8e9c) #21 0x000055ac05868b6b ExecuteCC1Tool(llvm::SmallVectorImpl<char driver.cpp:0:0 #22 0x000055ac083b78d5 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const::'lambda'()>(long) Job.cpp:0:0 #23 0x000055ac07b7b953 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8953) #24 0x000055ac083b81ce clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const (.part.216) Job.cpp:0:0 #25 0x000055ac0838cdc7 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bc9dc7) #26 0x000055ac0838d7a7 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bca7a7) #27 0x000055ac08396e39 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bd3e39) #28 0x000055ac057913bf main (/opt/cross/clang-f6685f7746/bin/clang-15+0xfce3bf) #29 0x00007f059998ad0a __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26d0a) #30 0x000055ac0586868a _start (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a568a) clang-15: error: clang frontend command failed with exit code 70 (use -v to see invocation) clang version 15.0.0 (git://gitmirror/llvm_project f6685f774697c85d6a352dcea013f46a99f9fe31) Target: mipsel-unknown-linux Thread model: posix InstalledDir: /opt/cross/clang-f6685f7746/bin clang-15: note: diagnostic msg: Makefile arch block drivers fs include kernel nr_bisected scripts source usr -- static inline u8 DIV_TO_REG(int val) ^ fatal error: error in backend: Nested variants found in inline asm string: '.if ( 0x00 ) != -1)) 0x00 ) != -1)) : ($( static struct ftrace_branch_data __attribute__((__aligned__(4))) __attribute__((__section__("_ftrace_branch"))) __if_trace = $( .func = __func__, .file = "arch/mips/include/asm/barrier.h", .line = 16, $); 0x00 ) != -1)) : $))) ) && ( (1 << 0) ); .set push; .set mips64r2; .rept 1; sync 0x00; .endr; .set pop; .else; ; .endif' PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace, preprocessed source, and associated run script. Stack dump: 0. Program arguments: clang -Wp,-MMD,drivers/hwmon/.sis5595.o.d -nostdinc -isystem /opt/cross/clang-f6685f7746/lib/clang/15.0.0/include -Iarch/mips/include -I./arch/mips/include/generated -Iinclude -I./include -Iarch/mips/include/uapi -I./arch/mips/include/generated/uapi -Iinclude/uapi -I./include/generated/uapi -include include/linux/compiler-version.h -include include/linux/kconfig.h -include include/linux/compiler_types.h -D__KERNEL__ -DVMLINUX_LOAD_ADDRESS=0xffffffff84000000 -DLINKER_LOAD_ADDRESS=0x84000000 -DDATAOFFSET=0 -Qunused-arguments -fmacro-prefix-map== -DKBUILD_EXTRA_WARN1 -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=implicit-function-declaration -Werror=implicit-int -Werror=return-type -Wno-format-security -std=gnu89 --target=mipsel-linux -fintegrated-as -Werror=unknown-warning-option -mno-check-zero-division -mabi=32 -G 0 -mno-abicalls -fno-pic -pipe -msoft-float -DGAS_HAS_SET_HARDFLOAT -Wa,-msoft-float -ffreestanding -EL -fno-stack-check -march=mips32 -Wa,-mips32 -Wa,--trap -DTOOLCHAIN_SUPPORTS_VIRT -Iarch/mips/include/asm/mach-bmips/ -Iarch/mips/include/asm/mach-generic -fno-asynchronous-unwind-tables -fno-delete-null-pointer-checks -Wno-frame-address -Wno-address-of-packed-member -O2 -Wframe-larger-than=1024 -fno-stack-protector -Wno-gnu -mno-global-merge -Wno-unused-but-set-variable -Wno-unused-const-variable -ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -fno-stack-clash-protection -pg -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wno-array-bounds -fno-strict-overflow -fno-stack-check -Werror=date-time -Werror=incompatible-pointer-types -Wextra -Wunused -Wno-unused-parameter -Wmissing-declarations -Wmissing-format-attribute -Wmissing-prototypes -Wold-style-definition -Wmissing-include-dirs -Wunused-but-set-variable -Wunused-const-variable -Wno-missing-field-initializers -Wno-sign-compare -Wno-type-limits -DDEBUG -DMODULE -mlong-calls -DKBUILD_BASENAME="sis5595" -DKBUILD_MODNAME="sis5595" -D__KBUILD_MODNAME=kmod_sis5595 -c -o drivers/hwmon/sis5595.o drivers/hwmon/sis5595.c 1. <eof> parser at end of file 2. Code generation 3. Running pass 'Function Pass Manager' on module 'drivers/hwmon/sis5595.c'. 4. Running pass 'Mips Assembly Printer' on function '@sis5595_probe' #0 0x000055f46067891f Signals.cpp:0:0 #1 0x000055f4606767fc llvm::sys::CleanupOnSignal(unsigned long) (/opt/cross/clang-f6685f7746/bin/clang-15+0x34787fc) #2 0x000055f4605b6a97 llvm::CrashRecoveryContext::HandleExit(int) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8a97) #3 0x000055f46066eeae llvm::sys::Process::Exit(int, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3470eae) #4 0x000055f45e2a58eb (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a78eb) #5 0x000055f4605bd54c llvm::report_fatal_error(llvm::Twine const&, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33bf54c) #6 0x000055f4612af470 llvm::AsmPrinter::emitInlineAsm(llvm::MachineInstr const (/opt/cross/clang-f6685f7746/bin/clang-15+0x40b1470) #7 0x000055f4612ab3a4 llvm::AsmPrinter::emitFunctionBody() (/opt/cross/clang-f6685f7746/bin/clang-15+0x40ad3a4) #8 0x000055f45ed11217 llvm::MipsAsmPrinter::runOnMachineFunction(llvm::MachineFunction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x1b13217) #9 0x000055f45f9c96ed llvm::MachineFunctionPass::runOnFunction(llvm::Function&) (.part.53) MachineFunctionPass.cpp:0:0 #10 0x000055f45fe0a2f7 llvm::FPPassManager::runOnFunction(llvm::Function&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c2f7) #11 0x000055f45fe0a471 llvm::FPPassManager::runOnModule(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0c471) #12 0x000055f45fe0afef llvm::legacy::PassManagerImpl::run(llvm::Module&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x2c0cfef) #13 0x000055f4609909b7 clang::EmitBackendOutput(clang::DiagnosticsEngine&, clang::HeaderSearchOptions const&, clang::CodeGenOptions const&, clang::TargetOptions const&, clang::LangOptions const&, llvm::StringRef, clang::BackendAction, std::unique_ptr<llvm::raw_pwrite_stream, std::default_delete<llvm::raw_pwrite_stream> >) (/opt/cross/clang-f6685f7746/bin/clang-15+0x37929b7) #14 0x000055f4615c8343 clang::BackendConsumer::HandleTranslationUnit(clang::ASTContext&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x43ca343) #15 0x000055f46209eab9 clang::ParseAST(clang::Sema&, bool, bool) (/opt/cross/clang-f6685f7746/bin/clang-15+0x4ea0ab9) #16 0x000055f4615c717f clang::CodeGenAction::ExecuteAction() (/opt/cross/clang-f6685f7746/bin/clang-15+0x43c917f) #17 0x000055f460fc45c1 clang::FrontendAction::Execute() (/opt/cross/clang-f6685f7746/bin/clang-15+0x3dc65c1) #18 0x000055f460f5b3aa clang::CompilerInstance::ExecuteAction(clang::FrontendAction&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3d5d3aa) #19 0x000055f461088edb (/opt/cross/clang-f6685f7746/bin/clang-15+0x3e8aedb) #20 0x000055f45e2a6e9c cc1_main(llvm::ArrayRef<char char (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a8e9c) #21 0x000055f45e2a3b6b ExecuteCC1Tool(llvm::SmallVectorImpl<char driver.cpp:0:0 #22 0x000055f460df28d5 void llvm::function_ref<void ()>::callback_fn<clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const::'lambda'()>(long) Job.cpp:0:0 #23 0x000055f4605b6953 llvm::CrashRecoveryContext::RunSafely(llvm::function_ref<void ()>) (/opt/cross/clang-f6685f7746/bin/clang-15+0x33b8953) #24 0x000055f460df31ce clang::driver::CC1Command::Execute(llvm::ArrayRef<llvm::Optional<llvm::StringRef> >, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> const (.part.216) Job.cpp:0:0 #25 0x000055f460dc7dc7 clang::driver::Compilation::ExecuteCommand(clang::driver::Command const&, clang::driver::Command const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bc9dc7) #26 0x000055f460dc87a7 clang::driver::Compilation::ExecuteJobs(clang::driver::JobList const&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) const (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bca7a7) #27 0x000055f460dd1e39 clang::driver::Driver::ExecuteCompilation(clang::driver::Compilation&, llvm::SmallVectorImpl<std::pair<int, clang::driver::Command >&) (/opt/cross/clang-f6685f7746/bin/clang-15+0x3bd3e39) #28 0x000055f45e1cc3bf main (/opt/cross/clang-f6685f7746/bin/clang-15+0xfce3bf) #29 0x00007f18e0f2fd0a __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x26d0a) #30 0x000055f45e2a368a _start (/opt/cross/clang-f6685f7746/bin/clang-15+0x10a568a) clang-15: error: clang frontend command failed with exit code 70 (use -v to see invocation) clang version 15.0.0 (git://gitmirror/llvm_project f6685f774697c85d6a352dcea013f46a99f9fe31) Target: mipsel-unknown-linux Thread model: posix InstalledDir: /opt/cross/clang-f6685f7746/bin clang-15: note: diagnostic msg: Makefile arch block drivers fs include kernel nr_bisected scripts source usr vim +/alcor_mask_sd_irqs +229 drivers/misc/cardreader/alcor_pci.c 4f556bc04e3c0de Oleksij Rempel 2018-12-02 228 4f556bc04e3c0de Oleksij Rempel 2018-12-02 @229 static inline void alcor_mask_sd_irqs(struct alcor_pci_priv *priv) 4f556bc04e3c0de Oleksij Rempel 2018-12-02 230 { 4f556bc04e3c0de Oleksij Rempel 2018-12-02 231 alcor_write32(priv, 0, AU6601_REG_INT_ENABLE); 4f556bc04e3c0de Oleksij Rempel 2018-12-02 232 } 4f556bc04e3c0de Oleksij Rempel 2018-12-02 233 4f556bc04e3c0de Oleksij Rempel 2018-12-02 @234 static inline void alcor_unmask_sd_irqs(struct alcor_pci_priv *priv) 4f556bc04e3c0de Oleksij Rempel 2018-12-02 235 { 4f556bc04e3c0de Oleksij Rempel 2018-12-02 236 alcor_write32(priv, AU6601_INT_CMD_MASK | AU6601_INT_DATA_MASK | 4f556bc04e3c0de Oleksij Rempel 2018-12-02 237 AU6601_INT_CARD_INSERT | AU6601_INT_CARD_REMOVE | 4f556bc04e3c0de Oleksij Rempel 2018-12-02 238 AU6601_INT_OVER_CURRENT_ERR, 4f556bc04e3c0de Oleksij Rempel 2018-12-02 239 AU6601_REG_INT_ENABLE); 4f556bc04e3c0de Oleksij Rempel 2018-12-02 240 } 4f556bc04e3c0de Oleksij Rempel 2018-12-02 241 4f556bc04e3c0de Oleksij Rempel 2018-12-02 @242 static inline void alcor_mask_ms_irqs(struct alcor_pci_priv *priv) 4f556bc04e3c0de Oleksij Rempel 2018-12-02 243 { 4f556bc04e3c0de Oleksij Rempel 2018-12-02 244 alcor_write32(priv, 0, AU6601_MS_INT_ENABLE); 4f556bc04e3c0de Oleksij Rempel 2018-12-02 245 } 4f556bc04e3c0de Oleksij Rempel 2018-12-02 246 4f556bc04e3c0de Oleksij Rempel 2018-12-02 @247 static inline void alcor_unmask_ms_irqs(struct alcor_pci_priv *priv) 4f556bc04e3c0de Oleksij Rempel 2018-12-02 248 { 4f556bc04e3c0de Oleksij Rempel 2018-12-02 249 alcor_write32(priv, 0x3d00fa, AU6601_MS_INT_ENABLE); 4f556bc04e3c0de Oleksij Rempel 2018-12-02 250 } 4f556bc04e3c0de Oleksij Rempel 2018-12-02 251 :::::: The code at line 229 was first introduced by commit :::::: 4f556bc04e3c0de2f5c69adc9e9f2bcefcad079d misc: cardreader: add new Alcor Micro Cardreader PCI driver :::::: TO: Oleksij Rempel <linux(a)rempel-privat.de&gt; :::::: CC: Ulf Hansson <ulf.hansson(a)linaro.org&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org