DKMS make.log for nvidia-304-304.135 for kernel 4.15.0-46-generic (x86_64) Mon 18 Mar 12:59:16 CET 2019 NVIDIA: calling KBUILD... Makefile:975: "Cannot use CONFIG_STACK_VALIDATION=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel" test -e include/generated/autoconf.h -a -e include/config/auto.conf || ( \ echo >&2; \ echo >&2 " ERROR: Kernel configuration is invalid."; \ echo >&2 " include/generated/autoconf.h or include/config/auto.conf are missing.";\ echo >&2 " Run 'make oldconfig && make prepare' on kernel src to fix it."; \ echo >&2 ; \ /bin/false) mkdir -p /var/lib/dkms/nvidia-304/304.135/build/.tmp_versions ; rm -f /var/lib/dkms/nvidia-304/304.135/build/.tmp_versions/* make -f ./scripts/Makefile.build obj=/var/lib/dkms/nvidia-304/304.135/build cc -Wp,-MD,/var/lib/dkms/nvidia-304/304.135/build/.nv.o.d -nostdinc -isystem /usr/lib/gcc/x86_64-linux-gnu/5/include -I./arch/x86/include -I./arch/x86/include/generated -I./include -I./arch/x86/include/uapi -I./arch/x86/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/kconfig.h -Iubuntu/include -D__KERNEL__ -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -Werror-implicit-function-declaration -Wno-format-security -std=gnu89 -fno-PIE -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -m64 -falign-jumps=1 -falign-loops=1 -mno-80387 -mno-fp-ret-in-387 -mpreferred-stack-boundary=3 -mskip-rax-setup -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -DCONFIG_X86_X32_ABI -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -DCONFIG_AS_CFI_SECTIONS=1 -DCONFIG_AS_FXSAVEQ=1 -DCONFIG_AS_SSSE3=1 -DCONFIG_AS_CRC32=1 -DCONFIG_AS_AVX=1 -DCONFIG_AS_AVX2=1 -DCONFIG_AS_AVX512=1 -DCONFIG_AS_SHA1_NI=1 -DCONFIG_AS_SHA256_NI=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -mindirect-branch=thunk-extern -mindirect-branch-register -DRETPOLINE -fno-delete-null-pointer-checks -O2 --param=allow-store-data-races=0 -DCC_HAVE_ASM_GOTO -Wframe-larger-than=1024 -fstack-protector-strong -Wno-unused-but-set-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -fno-var-tracking-assignments -pg -mfentry -DCC_USING_FENTRY -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fno-merge-all-constants -fmerge-constants -fno-stack-check -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -Werror=incompatible-pointer-types -Werror=designated-init -I/var/lib/dkms/nvidia-304/304.135/build -Wall -MD -Wsign-compare -Wno-cast-qual -Wno-error -D__KERNEL__ -DMODULE -DNVRM -DNV_VERSION_STRING=\"304.135\" -Wno-unused-function -Wuninitialized -mno-red-zone -mcmodel=kernel -UDEBUG -U_DEBUG -DNDEBUG -DMODULE -DKBUILD_BASENAME='"nv"' -DKBUILD_MODNAME='"nvidia"' -c -o /var/lib/dkms/nvidia-304/304.135/build/nv.o /var/lib/dkms/nvidia-304/304.135/build/nv.c In file included from ./include/linux/byteorder/little_endian.h:11:0, from ./arch/x86/include/uapi/asm/byteorder.h:5, from ./include/asm-generic/bitops/le.h:6, from ./arch/x86/include/asm/bitops.h:518, from ./include/linux/bitops.h:38, from ./include/linux/kernel.h:11, from ./arch/x86/include/asm/percpu.h:45, from ./arch/x86/include/asm/current.h:6, from ./include/linux/sched.h:12, from ./include/linux/utsname.h:6, from /var/lib/dkms/nvidia-304/304.135/build/nv-linux.h:40, from /var/lib/dkms/nvidia-304/304.135/build/nv.c:13: ./include/linux/byteorder/generic.h: In function ‘cpu_to_be32_array’: ./include/linux/byteorder/generic.h:178:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < len; i++) ^ ./include/linux/byteorder/generic.h: In function ‘be32_to_cpu_array’: ./include/linux/byteorder/generic.h:186:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < len; i++) ^ In file included from ./arch/x86/include/asm/current.h:5:0, from ./include/linux/sched.h:12, from ./include/linux/utsname.h:6, from /var/lib/dkms/nvidia-304/304.135/build/nv-linux.h:40, from /var/lib/dkms/nvidia-304/304.135/build/nv.c:13: ./include/linux/thread_info.h: In function ‘check_copy_size’: ./include/linux/thread_info.h:134:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (unlikely(sz >= 0 && sz < bytes)) { ^ ./include/linux/compiler.h:77:42: note: in definition of macro ‘unlikely’ # define unlikely(x) __builtin_expect(!!(x), 0) ^ ./include/asm-generic/qrwlock.h: In function ‘queued_write_trylock’: ./include/asm-generic/qrwlock.h:75:36: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] cnts, cnts | _QW_LOCKED) == cnts); ^ ./include/linux/compiler.h:76:40: note: in definition of macro ‘likely’ # define likely(x) __builtin_expect(!!(x), 1) ^ In file included from ./include/linux/ipc.h:7:0, from ./include/uapi/linux/sem.h:5, from ./include/linux/sem.h:9, from ./include/linux/sched.h:15, from ./include/linux/utsname.h:6, from /var/lib/dkms/nvidia-304/304.135/build/nv-linux.h:40, from /var/lib/dkms/nvidia-304/304.135/build/nv.c:13: ./include/linux/rhashtable.h: In function ‘rht_grow_above_75’: ./include/linux/rhashtable.h:295:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return atomic_read(&ht->nelems) > (tbl->size / 4 * 3) && ^ ./include/linux/rhashtable.h: In function ‘rht_shrink_below_30’: ./include/linux/rhashtable.h:308:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return atomic_read(&ht->nelems) < (tbl->size * 3 / 10) && ^ ./include/linux/rhashtable.h: In function ‘rht_grow_above_100’: ./include/linux/rhashtable.h:320:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return atomic_read(&ht->nelems) > tbl->size && ^ ./include/linux/rhashtable.h: In function ‘rht_grow_above_max’: ./include/linux/rhashtable.h:332:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] return atomic_read(&ht->nelems) >= ht->max_elems; ^ In file included from ./arch/x86/include/asm/current.h:5:0, from ./include/linux/sched.h:12, from ./include/linux/utsname.h:6, from /var/lib/dkms/nvidia-304/304.135/build/nv-linux.h:40, from /var/lib/dkms/nvidia-304/304.135/build/nv.c:13: ./include/linux/mmzone.h: In function ‘next_zones_zonelist’: ./include/linux/mmzone.h:988:44: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (likely(!nodes && zonelist_zone_idx(z) <= highest_zoneidx)) ^ ./include/linux/compiler.h:76:40: note: in definition of macro ‘likely’ # define likely(x) __builtin_expect(!!(x), 1) ^ In file included from ./arch/x86/include/asm/current.h:6:0, from ./include/linux/sched.h:12, from ./include/linux/utsname.h:6, from /var/lib/dkms/nvidia-304/304.135/build/nv-linux.h:40, from /var/lib/dkms/nvidia-304/304.135/build/nv.c:13: ./include/linux/percpu-refcount.h: In function ‘percpu_ref_get_many’: ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:379:11: note: in expansion of macro ‘this_cpu_add_1’ case 1: stem##1(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-refcount.h:177:3: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*percpu_count, nr); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:380:11: note: in expansion of macro ‘this_cpu_add_2’ case 2: stem##2(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-refcount.h:177:3: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*percpu_count, nr); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:422:34: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:381:11: note: in expansion of macro ‘this_cpu_add_4’ case 4: stem##4(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-refcount.h:177:3: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*percpu_count, nr); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:479:35: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_8(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:382:11: note: in expansion of macro ‘this_cpu_add_8’ case 8: stem##8(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-refcount.h:177:3: note: in expansion of macro ‘this_cpu_add’ this_cpu_add(*percpu_count, nr); ^ ./include/linux/percpu-refcount.h: In function ‘percpu_ref_put_many’: ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:420:34: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_1(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:379:11: note: in expansion of macro ‘this_cpu_add_1’ case 1: stem##1(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:521:33: note: in expansion of macro ‘this_cpu_add’ #define this_cpu_sub(pcp, val) this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-refcount.h:276:3: note: in expansion of macro ‘this_cpu_sub’ this_cpu_sub(*percpu_count, nr); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:421:34: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_2(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:380:11: note: in expansion of macro ‘this_cpu_add_2’ case 2: stem##2(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:521:33: note: in expansion of macro ‘this_cpu_add’ #define this_cpu_sub(pcp, val) this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-refcount.h:276:3: note: in expansion of macro ‘this_cpu_sub’ this_cpu_sub(*percpu_count, nr); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:422:34: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_4(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:381:11: note: in expansion of macro ‘this_cpu_add_4’ case 4: stem##4(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:521:33: note: in expansion of macro ‘this_cpu_add’ #define this_cpu_sub(pcp, val) this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-refcount.h:276:3: note: in expansion of macro ‘this_cpu_sub’ this_cpu_sub(*percpu_count, nr); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:479:35: note: in expansion of macro ‘percpu_add_op’ #define this_cpu_add_8(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:382:11: note: in expansion of macro ‘this_cpu_add_8’ case 8: stem##8(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:511:33: note: in expansion of macro ‘__pcpu_size_call’ #define this_cpu_add(pcp, val) __pcpu_size_call(this_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:521:33: note: in expansion of macro ‘this_cpu_add’ #define this_cpu_sub(pcp, val) this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-refcount.h:276:3: note: in expansion of macro ‘this_cpu_sub’ this_cpu_sub(*percpu_count, nr); ^ ./include/linux/percpu-rwsem.h: In function ‘percpu_up_read_preempt_enable’: ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:401:34: note: in expansion of macro ‘percpu_add_op’ #define raw_cpu_add_1(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:379:11: note: in expansion of macro ‘raw_cpu_add_1’ case 1: stem##1(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:424:32: note: in expansion of macro ‘__pcpu_size_call’ #define raw_cpu_add(pcp, val) __pcpu_size_call(raw_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:460:2: note: in expansion of macro ‘raw_cpu_add’ raw_cpu_add(pcp, val); \ ^ ./include/linux/percpu-defs.h:498:34: note: in expansion of macro ‘__this_cpu_add’ #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-defs.h:500:30: note: in expansion of macro ‘__this_cpu_sub’ #define __this_cpu_dec(pcp) __this_cpu_sub(pcp, 1) ^ ./include/linux/percpu-rwsem.h:97:3: note: in expansion of macro ‘__this_cpu_dec’ __this_cpu_dec(*sem->read_count); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:402:34: note: in expansion of macro ‘percpu_add_op’ #define raw_cpu_add_2(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:380:11: note: in expansion of macro ‘raw_cpu_add_2’ case 2: stem##2(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:424:32: note: in expansion of macro ‘__pcpu_size_call’ #define raw_cpu_add(pcp, val) __pcpu_size_call(raw_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:460:2: note: in expansion of macro ‘raw_cpu_add’ raw_cpu_add(pcp, val); \ ^ ./include/linux/percpu-defs.h:498:34: note: in expansion of macro ‘__this_cpu_add’ #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-defs.h:500:30: note: in expansion of macro ‘__this_cpu_sub’ #define __this_cpu_dec(pcp) __this_cpu_sub(pcp, 1) ^ ./include/linux/percpu-rwsem.h:97:3: note: in expansion of macro ‘__this_cpu_dec’ __this_cpu_dec(*sem->read_count); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:403:34: note: in expansion of macro ‘percpu_add_op’ #define raw_cpu_add_4(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:381:11: note: in expansion of macro ‘raw_cpu_add_4’ case 4: stem##4(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:424:32: note: in expansion of macro ‘__pcpu_size_call’ #define raw_cpu_add(pcp, val) __pcpu_size_call(raw_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:460:2: note: in expansion of macro ‘raw_cpu_add’ raw_cpu_add(pcp, val); \ ^ ./include/linux/percpu-defs.h:498:34: note: in expansion of macro ‘__this_cpu_add’ #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-defs.h:500:30: note: in expansion of macro ‘__this_cpu_sub’ #define __this_cpu_dec(pcp) __this_cpu_sub(pcp, 1) ^ ./include/linux/percpu-rwsem.h:97:3: note: in expansion of macro ‘__this_cpu_dec’ __this_cpu_dec(*sem->read_count); ^ ./arch/x86/include/asm/percpu.h:131:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] ((val) == 1 || (val) == -1)) ? \ ^ ./arch/x86/include/asm/percpu.h:470:35: note: in expansion of macro ‘percpu_add_op’ #define raw_cpu_add_8(pcp, val) percpu_add_op((pcp), val) ^ ./include/linux/percpu-defs.h:382:11: note: in expansion of macro ‘raw_cpu_add_8’ case 8: stem##8(variable, __VA_ARGS__);break; \ ^ ./include/linux/percpu-defs.h:424:32: note: in expansion of macro ‘__pcpu_size_call’ #define raw_cpu_add(pcp, val) __pcpu_size_call(raw_cpu_add_, pcp, val) ^ ./include/linux/percpu-defs.h:460:2: note: in expansion of macro ‘raw_cpu_add’ raw_cpu_add(pcp, val); \ ^ ./include/linux/percpu-defs.h:498:34: note: in expansion of macro ‘__this_cpu_add’ #define __this_cpu_sub(pcp, val) __this_cpu_add(pcp, -(typeof(pcp))(val)) ^ ./include/linux/percpu-defs.h:500:30: note: in expansion of macro ‘__this_cpu_sub’ #define __this_cpu_dec(pcp) __this_cpu_sub(pcp, 1) ^ ./include/linux/percpu-rwsem.h:97:3: note: in expansion of macro ‘__this_cpu_dec’ __this_cpu_dec(*sem->read_count); ^ In file included from ./arch/x86/include/asm/paravirt.h:17:0, from ./arch/x86/include/asm/irqflags.h:65, from ./include/linux/irqflags.h:16, from ./include/linux/rcupdate.h:39, from ./include/linux/rculist.h:11, from ./include/linux/pid.h:5, from ./include/linux/sched.h:14, from ./include/linux/utsname.h:6, from /var/lib/dkms/nvidia-304/304.135/build/nv-linux.h:40, from /var/lib/dkms/nvidia-304/304.135/build/nv.c:13: ./include/linux/vmstat.h: In function ‘zone_numa_state_snapshot’: ./include/linux/cpumask.h:231:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] (cpu) < nr_cpu_ids;) ^ ./include/linux/cpumask.h:766:36: note: in expansion of macro ‘for_each_cpu’ #define for_each_online_cpu(cpu) for_each_cpu((cpu), cpu_online_mask) ^ ./include/linux/vmstat.h:145:2: note: in expansion of macro ‘for_each_online_cpu’ for_each_online_cpu(cpu) ^ ./include/linux/vmstat.h: In function ‘zone_page_state_snapshot’: ./include/linux/cpumask.h:231:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] (cpu) < nr_cpu_ids;) ^ ./include/linux/cpumask.h:766:36: note: in expansion of macro ‘for_each_cpu’ #define for_each_online_cpu(cpu) for_each_cpu((cpu), cpu_online_mask) ^ ./include/linux/vmstat.h:210:2: note: in expansion of macro ‘for_each_online_cpu’ for_each_online_cpu(cpu) ^ ./include/linux/vmstat.h: In function ‘node_page_state_snapshot’: ./include/linux/cpumask.h:231:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] (cpu) < nr_cpu_ids;) ^ ./include/linux/cpumask.h:766:36: note: in expansion of macro ‘for_each_cpu’ #define for_each_online_cpu(cpu) for_each_cpu((cpu), cpu_online_mask) ^ ./include/linux/vmstat.h:226:2: note: in expansion of macro ‘for_each_online_cpu’ for_each_online_cpu(cpu) ^ In file included from ./include/linux/efi.h:20:0, from /var/lib/dkms/nvidia-304/304.135/build/nv-linux.h:176, from /var/lib/dkms/nvidia-304/304.135/build/nv.c:13: ./include/linux/rtc.h: In function ‘rtc_tv_nsec_ok’: ./include/linux/rtc.h:253:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (to_set->tv_nsec < TIME_SET_NSEC_FUZZ) { ^ ./include/linux/rtc.h:258:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (to_set->tv_nsec > NSEC_PER_SEC - TIME_SET_NSEC_FUZZ) { ^ /var/lib/dkms/nvidia-304/304.135/build/nv.c: In function ‘nv_start_rc_timer’: /var/lib/dkms/nvidia-304/304.135/build/nv.c:3033:5: error: implicit declaration of function ‘init_timer’ [-Werror=implicit-function-declaration] init_timer(&nvl->rc_timer); ^ /var/lib/dkms/nvidia-304/304.135/build/nv.c:3034:28: error: assignment from incompatible pointer type [-Werror=incompatible-pointer-types] nvl->rc_timer.function = nv_kern_rc_timer; ^ /var/lib/dkms/nvidia-304/304.135/build/nv.c:3035:18: error: ‘struct timer_list’ has no member named ‘data’ nvl->rc_timer.data = (unsigned long) nv; ^ cc1: some warnings being treated as errors scripts/Makefile.build:332: recipe for target '/var/lib/dkms/nvidia-304/304.135/build/nv.o' failed make[3]: *** [/var/lib/dkms/nvidia-304/304.135/build/nv.o] Error 1 Makefile:1551: recipe for target '_module_/var/lib/dkms/nvidia-304/304.135/build' failed make[2]: *** [_module_/var/lib/dkms/nvidia-304/304.135/build] Error 2 NVIDIA: left KBUILD. nvidia.ko failed to build! Makefile:258: recipe for target 'module' failed make[1]: *** [module] Error 1 makefile:59: recipe for target 'module' failed make: *** [module] Error 2