# git rev-parse -q --verify 7f25f0412c9e2be6811e8aedbd10ef795fff85f2^{commit} 7f25f0412c9e2be6811e8aedbd10ef795fff85f2 already have revision, skipping fetch # git checkout -q -f -B kisskb 7f25f0412c9e2be6811e8aedbd10ef795fff85f2 # git clean -qxdf # < git log -1 # commit 7f25f0412c9e2be6811e8aedbd10ef795fff85f2 # Merge: c1034d249d14 538f4f022a46 # Author: Linus Torvalds # Date: Sun Feb 20 11:01:47 2022 -0800 # # Merge tag 'fs.mount_setattr.v5.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux # # Pull mount_setattr test/doc fixes from Christian Brauner: # "This contains a fix for one of the selftests for the mount_setattr # syscall to create idmapped mounts, an entry for idmapped mounts for # maintainers, and missing kernel documentation for the helper we split # out some time ago to get and yield write access to a mount when # changing mount properties" # # * tag 'fs.mount_setattr.v5.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux: # fs: add kernel doc for mnt_{hold,unhold}_writers() # MAINTAINERS: add entry for idmapped mounts # tests: fix idmapped mount_setattr test # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version # < git log --format=%s --max-count=1 7f25f0412c9e2be6811e8aedbd10ef795fff85f2 # < make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux- randconfig # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # < make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux- help # make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux- olddefconfig # make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux- In file included from /kisskb/src/include/linux/audit.h:13, from /kisskb/src/arch/arm64/kernel/ptrace.c:11: /kisskb/src/arch/arm64/kernel/ptrace.c: In function 'user_single_step_report': /kisskb/src/include/linux/ptrace.h:351:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/arch/arm64/kernel/signal.c: In function 'restore_sigframe': /kisskb/src/arch/arm64/kernel/signal.c:496:19: note: userspace variable will be forcibly initialized struct user_ctxs user; ^~~~ /kisskb/src/arch/arm64/kernel/signal.c: In function 'setup_rt_frame': /kisskb/src/arch/arm64/kernel/signal.c:772:33: note: userspace variable will be forcibly initialized struct rt_sigframe_user_layout user; ^~~~ /kisskb/src/arch/arm64/kernel/signal.c: In function 'do_signal': /kisskb/src/arch/arm64/kernel/signal.c:853:17: note: userspace variable will be forcibly initialized struct ksignal ksig; ^~~~ /kisskb/src/arch/arm64/kernel/signal.c: In function 'minsigstksz_setup': /kisskb/src/arch/arm64/kernel/signal.c:964:33: note: userspace variable will be forcibly initialized struct rt_sigframe_user_layout user; ^~~~ /kisskb/src/security/keys/keyctl.c: In function 'keyctl_instantiate_key': /kisskb/src/security/keys/keyctl.c:1250:16: note: userspace variable will be forcibly initialized struct iovec iov; ^~~ /kisskb/src/sound/core/control.c: In function 'snd_ctl_elem_list_user': /kisskb/src/sound/core/control.c:788:27: note: userspace variable will be forcibly initialized struct snd_ctl_elem_list list; ^~~~ /kisskb/src/sound/core/pcm_native.c: In function 'snd_pcm_xferi_frames_ioctl': /kisskb/src/sound/core/pcm_native.c:3152:19: note: userspace variable will be forcibly initialized struct snd_xferi xferi; ^~~~~ /kisskb/src/sound/core/pcm_native.c: In function 'snd_pcm_xfern_frames_ioctl': /kisskb/src/sound/core/pcm_native.c:3174:19: note: userspace variable will be forcibly initialized struct snd_xfern xfern; ^~~~~ /kisskb/src/arch/arm64/kernel/perf_callchain.c: In function 'user_backtrace': /kisskb/src/arch/arm64/kernel/perf_callchain.c:26:20: note: userspace variable will be forcibly initialized struct frame_tail buftail; ^~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'KERNEL_BPFPTR': /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/kernel/bpf/syscall.c: In function 'make_bpfptr': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/include/linux/bpfptr.h:29:10: note: userspace variable will be forcibly initialized return KERNEL_BPFPTR((void*) (uintptr_t) addr); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/syscall.c: In function 'bpfptr_is_null': /kisskb/src/include/linux/bpfptr.h:34:20: note: userspace variable will be forcibly initialized static inline bool bpfptr_is_null(bpfptr_t bpfptr) ^~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/syscall.c: In function '____bpf_sys_bpf': /kisskb/src/kernel/bpf/syscall.c:4768:9: note: userspace variable will be forcibly initialized return __sys_bpf(cmd, KERNEL_BPFPTR(attr), attr_size); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'bpf_sys_bpf': /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/kernel/bpf/syscall.c:4768:9: note: userspace variable will be forcibly initialized return __sys_bpf(cmd, KERNEL_BPFPTR(attr), attr_size); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpfptr.h:7, from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'copy_from_sockptr_offset': /kisskb/src/include/linux/sockptr.h:44:19: note: userspace variable will be forcibly initialized static inline int copy_from_sockptr_offset(void *dst, sockptr_t src, ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'copy_from_bpfptr': /kisskb/src/include/linux/bpfptr.h:55:19: note: userspace variable will be forcibly initialized static inline int copy_from_bpfptr(void *dst, bpfptr_t src, size_t size) ^~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpfptr.h:7, from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'strncpy_from_sockptr': /kisskb/src/include/linux/sockptr.h:94:20: note: userspace variable will be forcibly initialized static inline long strncpy_from_sockptr(char *dst, sockptr_t src, size_t count) ^~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'bpf_prog_get_info_by_fd': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/kernel/bpf/syscall.c:3626:8: note: userspace variable will be forcibly initialized err = bpf_check_uarg_tail_zero(USER_BPFPTR(uinfo), sizeof(info), info_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'bpf_map_get_info_by_fd': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/kernel/bpf/syscall.c:3907:8: note: userspace variable will be forcibly initialized err = bpf_check_uarg_tail_zero(USER_BPFPTR(uinfo), sizeof(info), info_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'bpf_btf_get_info_by_fd': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/kernel/bpf/syscall.c:3951:8: note: userspace variable will be forcibly initialized err = bpf_check_uarg_tail_zero(USER_BPFPTR(uinfo), sizeof(*uinfo), info_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function 'bpf_link_get_info_by_fd': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/kernel/bpf/syscall.c:3968:8: note: userspace variable will be forcibly initialized err = bpf_check_uarg_tail_zero(USER_BPFPTR(uinfo), sizeof(info), info_len); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/syscall.c: In function 'map_update_elem': /kisskb/src/kernel/bpf/syscall.c:1137:11: note: userspace variable will be forcibly initialized bpfptr_t uvalue = make_bpfptr(attr->value, uattr.is_kernel); ^~~~~~ /kisskb/src/kernel/bpf/syscall.c:1136:11: note: userspace variable will be forcibly initialized bpfptr_t ukey = make_bpfptr(attr->key, uattr.is_kernel); ^~~~ /kisskb/src/kernel/bpf/syscall.c: In function 'bpf_prog_load': /kisskb/src/kernel/bpf/syscall.c:2204:12: note: userspace variable will be forcibly initialized static int bpf_prog_load(union bpf_attr *attr, bpfptr_t uattr) ^~~~~~~~~~~~~ /kisskb/src/kernel/bpf/syscall.c:2315:6: note: userspace variable will be forcibly initialized if (copy_from_bpfptr(prog->insns, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ make_bpfptr(attr->insns, uattr.is_kernel), ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ bpf_prog_insn_size(prog)) != 0) ~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/syscall.c:2229:6: note: userspace variable will be forcibly initialized if (strncpy_from_bpfptr(license, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ make_bpfptr(attr->license, uattr.is_kernel), ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ sizeof(license) - 1) < 0) ~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/kernel/bpf/syscall.c:4: /kisskb/src/kernel/bpf/syscall.c: In function '__do_sys_bpf': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/kernel/bpf/syscall.c:4738:9: note: userspace variable will be forcibly initialized return __sys_bpf(cmd, USER_BPFPTR(uattr), size); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/bpf-cgroup.h:5, from /kisskb/src/kernel/bpf/verifier.c:7: /kisskb/src/kernel/bpf/verifier.c: In function 'KERNEL_BPFPTR': /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/kernel/bpf/verifier.c: In function 'make_bpfptr': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/include/linux/bpfptr.h:29:10: note: userspace variable will be forcibly initialized return KERNEL_BPFPTR((void*) (uintptr_t) addr); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c: In function 'bpfptr_is_null': /kisskb/src/include/linux/bpfptr.h:34:20: note: userspace variable will be forcibly initialized static inline bool bpfptr_is_null(bpfptr_t bpfptr) ^~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c: In function 'bpfptr_add': /kisskb/src/include/linux/bpfptr.h:41:20: note: userspace variable will be forcibly initialized static inline void bpfptr_add(bpfptr_t *bpfptr, size_t val) ^~~~~~~~~~ In file included from /kisskb/src/include/linux/bpfptr.h:7, from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/bpf-cgroup.h:5, from /kisskb/src/kernel/bpf/verifier.c:7: /kisskb/src/kernel/bpf/verifier.c: In function 'copy_from_sockptr_offset': /kisskb/src/include/linux/sockptr.h:44:19: note: userspace variable will be forcibly initialized static inline int copy_from_sockptr_offset(void *dst, sockptr_t src, ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/bpf-cgroup.h:5, from /kisskb/src/kernel/bpf/verifier.c:7: /kisskb/src/kernel/bpf/verifier.c: In function 'copy_from_bpfptr': /kisskb/src/include/linux/bpfptr.h:55:19: note: userspace variable will be forcibly initialized static inline int copy_from_bpfptr(void *dst, bpfptr_t src, size_t size) ^~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpfptr.h:7, from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/bpf-cgroup.h:5, from /kisskb/src/kernel/bpf/verifier.c:7: /kisskb/src/kernel/bpf/verifier.c: In function 'copy_to_sockptr_offset': /kisskb/src/include/linux/sockptr.h:58:19: note: userspace variable will be forcibly initialized static inline int copy_to_sockptr_offset(sockptr_t dst, size_t offset, ^~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c: In function '__find_kfunc_desc_btf': /kisskb/src/kernel/bpf/verifier.c:1745:20: note: userspace variable will be forcibly initialized static struct btf *__find_kfunc_desc_btf(struct bpf_verifier_env *env, ^~~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c: In function 'check_btf_func': /kisskb/src/kernel/bpf/verifier.c:10133:12: note: userspace variable will be forcibly initialized static int check_btf_func(struct bpf_verifier_env *env, ^~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c:10144:11: note: userspace variable will be forcibly initialized bpfptr_t urecord; ^~~~~~~ /kisskb/src/kernel/bpf/verifier.c: In function 'check_btf_line': /kisskb/src/kernel/bpf/verifier.c:10280:12: note: userspace variable will be forcibly initialized static int check_btf_line(struct bpf_verifier_env *env, ^~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c:10289:11: note: userspace variable will be forcibly initialized bpfptr_t ulinfo; ^~~~~~ /kisskb/src/kernel/bpf/verifier.c: In function 'check_core_relo': /kisskb/src/kernel/bpf/verifier.c:10408:12: note: userspace variable will be forcibly initialized static int check_core_relo(struct bpf_verifier_env *env, ^~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c:10420:11: note: userspace variable will be forcibly initialized bpfptr_t u_core_relo; ^~~~~~~~~~~ /kisskb/src/kernel/bpf/verifier.c: In function 'resolve_pseudo_ldimm64': /kisskb/src/kernel/bpf/verifier.c:11954:12: note: userspace variable will be forcibly initialized static int resolve_pseudo_ldimm64(struct bpf_verifier_env *env) ^~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/fs/read_write.c:13: /kisskb/src/fs/read_write.c: In function 'iov_iter_iovec': /kisskb/src/include/linux/uio.h:127:9: note: userspace variable will be forcibly initialized return (struct iovec) { ^ /kisskb/src/fs/read_write.c: In function 'new_sync_read': /kisskb/src/fs/read_write.c:391:15: note: userspace variable will be forcibly initialized struct iovec iov = { .iov_base = buf, .iov_len = len }; ^~~ /kisskb/src/fs/read_write.c: In function 'new_sync_write': /kisskb/src/fs/read_write.c:494:15: note: userspace variable will be forcibly initialized struct iovec iov = { .iov_base = (void __user *)buf, .iov_len = len }; ^~~ /kisskb/src/fs/read_write.c: In function 'do_loop_readv_writev': /kisskb/src/fs/read_write.c:742:16: note: userspace variable will be forcibly initialized struct iovec iovec = iov_iter_iovec(iter); ^~~~~ /kisskb/src/fs/exec.c: In function 'compat_do_execve': /kisskb/src/fs/exec.c:2017:22: note: userspace variable will be forcibly initialized struct user_arg_ptr envp = { ^~~~ /kisskb/src/fs/exec.c:2013:22: note: userspace variable will be forcibly initialized struct user_arg_ptr argv = { ^~~~ /kisskb/src/fs/exec.c: In function 'compat_do_execveat': /kisskb/src/fs/exec.c:2033:22: note: userspace variable will be forcibly initialized struct user_arg_ptr envp = { ^~~~ /kisskb/src/fs/exec.c:2029:22: note: userspace variable will be forcibly initialized struct user_arg_ptr argv = { ^~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/filter.h:9, from /kisskb/src/kernel/bpf/bpf_iter.c:6: /kisskb/src/kernel/bpf/bpf_iter.c: In function 'KERNEL_BPFPTR': /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/kernel/bpf/bpf_iter.c: In function 'make_bpfptr': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/include/linux/bpfptr.h:29:10: note: userspace variable will be forcibly initialized return KERNEL_BPFPTR((void*) (uintptr_t) addr); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/bpf_iter.c: In function 'bpfptr_is_null': /kisskb/src/include/linux/bpfptr.h:34:20: note: userspace variable will be forcibly initialized static inline bool bpfptr_is_null(bpfptr_t bpfptr) ^~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpfptr.h:7, from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/filter.h:9, from /kisskb/src/kernel/bpf/bpf_iter.c:6: /kisskb/src/kernel/bpf/bpf_iter.c: In function 'copy_from_sockptr_offset': /kisskb/src/include/linux/sockptr.h:44:19: note: userspace variable will be forcibly initialized static inline int copy_from_sockptr_offset(void *dst, sockptr_t src, ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/filter.h:9, from /kisskb/src/kernel/bpf/bpf_iter.c:6: /kisskb/src/kernel/bpf/bpf_iter.c: In function 'copy_from_bpfptr': /kisskb/src/include/linux/bpfptr.h:55:19: note: userspace variable will be forcibly initialized static inline int copy_from_bpfptr(void *dst, bpfptr_t src, size_t size) ^~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/bpf_iter.c: In function 'bpf_iter_link_attach': /kisskb/src/kernel/bpf/bpf_iter.c:507:11: note: userspace variable will be forcibly initialized bpfptr_t ulinfo; ^~~~~~ /kisskb/src/kernel/fork.c: In function '__do_sys_clone3': /kisskb/src/kernel/fork.c:2817:27: note: userspace variable will be forcibly initialized struct kernel_clone_args kargs; ^~~~~ /kisskb/src/fs/fcntl.c: In function 'send_sigio_to_task': /kisskb/src/fs/fcntl.c:748:21: note: userspace variable will be forcibly initialized kernel_siginfo_t si; ^~ /kisskb/src/fs/select.c: In function '__do_sys_pselect6': /kisskb/src/fs/select.c:799:24: note: userspace variable will be forcibly initialized struct sigset_argpack x = {NULL, 0}; ^ /kisskb/src/drivers/char/ipmi/ipmi_devintf.c: In function 'ipmi_ioctl': /kisskb/src/drivers/char/ipmi/ipmi_devintf.c:343:25: note: userspace variable will be forcibly initialized struct ipmi_recv rsp; ^~~ /kisskb/src/drivers/char/ipmi/ipmi_devintf.c:326:27: note: userspace variable will be forcibly initialized struct ipmi_req_settime req; ^~~ /kisskb/src/drivers/char/ipmi/ipmi_devintf.c:306:19: note: userspace variable will be forcibly initialized struct ipmi_req req; ^~~ /kisskb/src/drivers/char/ipmi/ipmi_devintf.c: In function 'compat_ipmi_ioctl': /kisskb/src/drivers/char/ipmi/ipmi_devintf.c:761:22: note: userspace variable will be forcibly initialized struct ipmi_recv recv64; ^~~~~~ /kisskb/src/drivers/char/ipmi/ipmi_devintf.c:747:27: note: userspace variable will be forcibly initialized struct ipmi_req_settime sp; ^~ /kisskb/src/drivers/char/ipmi/ipmi_devintf.c:727:19: note: userspace variable will be forcibly initialized struct ipmi_req rp; ^~ /kisskb/src/drivers/video/fbdev/core/fbmem.c: In function 'do_fb_ioctl': /kisskb/src/drivers/video/fbdev/core/fbmem.c:1095:22: note: userspace variable will be forcibly initialized struct fb_cmap_user cmap; ^~~~ /kisskb/src/drivers/video/fbdev/core/fbmem.c: In function 'fb_getput_cmap': /kisskb/src/drivers/video/fbdev/core/fbmem.c:1226:22: note: userspace variable will be forcibly initialized struct fb_cmap_user cmap; ^~~~ /kisskb/src/fs/seq_file.c: In function 'seq_read': /kisskb/src/fs/seq_file.c:153:15: note: userspace variable will be forcibly initialized struct iovec iov = { .iov_base = buf, .iov_len = size}; ^~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/bpf_verifier.h:7, from /kisskb/src/kernel/bpf/btf.c:19: /kisskb/src/kernel/bpf/btf.c: In function 'KERNEL_BPFPTR': /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/kernel/bpf/btf.c: In function 'make_bpfptr': /kisskb/src/include/linux/bpfptr.h:23:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .user = p }; ^ /kisskb/src/include/linux/bpfptr.h:18:9: note: userspace variable will be forcibly initialized return (bpfptr_t) { .kernel = p, .is_kernel = true }; ^ /kisskb/src/include/linux/bpfptr.h:29:10: note: userspace variable will be forcibly initialized return KERNEL_BPFPTR((void*) (uintptr_t) addr); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpfptr.h:7, from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/bpf_verifier.h:7, from /kisskb/src/kernel/bpf/btf.c:19: /kisskb/src/kernel/bpf/btf.c: In function 'copy_from_sockptr_offset': /kisskb/src/include/linux/sockptr.h:44:19: note: userspace variable will be forcibly initialized static inline int copy_from_sockptr_offset(void *dst, sockptr_t src, ^~~~~~~~~~~~~~~~~~~~~~~~ In file included from /kisskb/src/include/linux/bpf.h:25, from /kisskb/src/include/linux/bpf_verifier.h:7, from /kisskb/src/kernel/bpf/btf.c:19: /kisskb/src/kernel/bpf/btf.c: In function 'copy_from_bpfptr': /kisskb/src/include/linux/bpfptr.h:55:19: note: userspace variable will be forcibly initialized static inline int copy_from_bpfptr(void *dst, bpfptr_t src, size_t size) ^~~~~~~~~~~~~~~~ /kisskb/src/kernel/bpf/btf.c: In function 'btf_new_fd': /kisskb/src/kernel/bpf/btf.c:6047:8: note: userspace variable will be forcibly initialized btf = btf_parse(make_bpfptr(attr->btf, uattr.is_kernel), ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ attr->btf_size, attr->btf_log_level, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ u64_to_user_ptr(attr->btf_log_buf), ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ attr->btf_log_size); ~~~~~~~~~~~~~~~~~~~ /kisskb/src/kernel/ptrace.c: In function 'ptrace_peek_siginfo': /kisskb/src/kernel/ptrace.c:745:20: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/ptrace.c: In function 'ptrace_request': /kisskb/src/kernel/ptrace.c:1229:16: note: userspace variable will be forcibly initialized struct iovec kiov; ^~~~ /kisskb/src/kernel/ptrace.c:1034:19: note: userspace variable will be forcibly initialized kernel_siginfo_t siginfo, *si; ^~~~~~~ /kisskb/src/kernel/ptrace.c: In function 'compat_ptrace_request': /kisskb/src/kernel/ptrace.c:1392:16: note: userspace variable will be forcibly initialized struct iovec kiov; ^~~~ /kisskb/src/kernel/ptrace.c:1349:19: note: userspace variable will be forcibly initialized kernel_siginfo_t siginfo; ^~~~~~~ /kisskb/src/fs/signalfd.c: In function 'signalfd_read': /kisskb/src/fs/signalfd.c:209:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_sys_sigaltstack': /kisskb/src/kernel/signal.c:4231:15: note: userspace variable will be forcibly initialized stack_t new, old; ^~~ /kisskb/src/kernel/signal.c:4231:10: note: userspace variable will be forcibly initialized stack_t new, old; ^~~ /kisskb/src/kernel/signal.c: In function 'do_compat_sigaltstack': /kisskb/src/kernel/signal.c:4267:15: note: userspace variable will be forcibly initialized stack_t uss, uoss; ^~~~ /kisskb/src/kernel/signal.c:4267:10: note: userspace variable will be forcibly initialized stack_t uss, uoss; ^~~ /kisskb/src/kernel/signal.c: In function 'kill_pid_usb_asyncio': /kisskb/src/kernel/signal.c:1540:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'do_notify_parent': /kisskb/src/kernel/signal.c:2017:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'do_notify_parent_cldstop': /kisskb/src/kernel/signal.c:2129:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'ptrace_do_notify': /kisskb/src/kernel/signal.c:2333:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_sys_rt_sigqueueinfo': /kisskb/src/kernel/signal.c:4001:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_sys_kill': /kisskb/src/kernel/signal.c:3775:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'send_sig_fault': /kisskb/src/kernel/signal.c:1735:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'send_sig_mceerr': /kisskb/src/kernel/signal.c:1766:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'send_sig_fault_trapno': /kisskb/src/kernel/signal.c:1883:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'do_tkill': /kisskb/src/kernel/signal.c:3932:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_sys_rt_tgsigqueueinfo': /kisskb/src/kernel/signal.c:4041:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig': /kisskb/src/kernel/signal.c:1653:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_mceerr': /kisskb/src/kernel/signal.c:1752:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_bnderr': /kisskb/src/kernel/signal.c:1781:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_pkuerr': /kisskb/src/kernel/signal.c:1796:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_perf': /kisskb/src/kernel/signal.c:1810:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_ptrace_errno_trap': /kisskb/src/kernel/signal.c:1851:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_fault_trapno': /kisskb/src/kernel/signal.c:1866:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_fatal_sig': /kisskb/src/kernel/signal.c:1667:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_exit_sig': /kisskb/src/kernel/signal.c:1680:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_fault_to_task': /kisskb/src/kernel/signal.c:1709:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function 'force_sig_seccomp': /kisskb/src/kernel/signal.c:1833:24: note: userspace variable will be forcibly initialized struct kernel_siginfo info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_compat_sys_rt_sigqueueinfo': /kisskb/src/kernel/signal.c:4014:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_compat_sys_rt_tgsigqueueinfo': /kisskb/src/kernel/signal.c:4055:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_sys_rt_sigtimedwait': /kisskb/src/kernel/signal.c:3636:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_sys_rt_sigtimedwait_time32': /kisskb/src/kernel/signal.c:3669:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_compat_sys_rt_sigtimedwait_time64': /kisskb/src/kernel/signal.c:3701:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_compat_sys_rt_sigtimedwait_time32': /kisskb/src/kernel/signal.c:3732:19: note: userspace variable will be forcibly initialized kernel_siginfo_t info; ^~~~ /kisskb/src/kernel/signal.c: In function '__do_sys_pidfd_send_signal': /kisskb/src/kernel/signal.c:3854:19: note: userspace variable will be forcibly initialized kernel_siginfo_t kinfo; ^~~~~ /kisskb/src/kernel/signal.c: In function 'restore_altstack': /kisskb/src/kernel/signal.c:4245:10: note: userspace variable will be forcibly initialized stack_t new; ^~~ In file included from /kisskb/src/include/linux/socket.h:8, from /kisskb/src/include/linux/compat.h:15, from /kisskb/src/arch/arm64/include/asm/ftrace.h:53, from /kisskb/src/include/linux/ftrace.h:22, from /kisskb/src/include/linux/perf_event.h:51, from /kisskb/src/include/linux/trace_events.h:10, from /kisskb/src/include/trace/syscall.h:7, from /kisskb/src/include/linux/syscalls.h:88, from /kisskb/src/fs/io_uring.c:45: /kisskb/src/fs/io_uring.c: In function 'iov_iter_iovec': /kisskb/src/include/linux/uio.h:127:9: note: userspace variable will be forcibly initialized return (struct iovec) { ^ /kisskb/src/fs/io_uring.c: In function 'loop_rw_iter': /kisskb/src/fs/io_uring.c:3416:16: note: userspace variable will be forcibly initialized struct iovec iovec; ^~~~~ /kisskb/src/fs/io_uring.c: In function '__io_sqe_buffers_update': /kisskb/src/fs/io_uring.c:9297:15: note: userspace variable will be forcibly initialized struct iovec iov, __user *iovs = u64_to_user_ptr(up->data); ^~~ /kisskb/src/fs/io_uring.c: In function 'io_sqe_buffers_register': /kisskb/src/fs/io_uring.c:9246:15: note: userspace variable will be forcibly initialized struct iovec iov; ^~~ /kisskb/src/fs/io_uring.c: In function 'io_read': /kisskb/src/fs/io_uring.c:3626:21: note: userspace variable will be forcibly initialized struct io_rw_state __s, *s = &__s; ^~~ /kisskb/src/fs/io_uring.c: In function 'io_write': /kisskb/src/fs/io_uring.c:3756:21: note: userspace variable will be forcibly initialized struct io_rw_state __s, *s = &__s; ^~~ /kisskb/src/fs/io_uring.c: In function 'io_sqd_handle_event': /kisskb/src/fs/io_uring.c:7544:17: note: userspace variable will be forcibly initialized struct ksignal ksig; ^~~~ /kisskb/src/fs/io-wq.c: In function 'io_wqe_worker': /kisskb/src/fs/io-wq.c:656:19: note: userspace variable will be forcibly initialized struct ksignal ksig; ^~~~ /kisskb/src/drivers/acpi/pfr_update.c: In function 'pfru_write': /kisskb/src/drivers/acpi/pfr_update.c:445:15: note: userspace variable will be forcibly initialized struct iovec iov; ^~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_disconnectsignal': /kisskb/src/drivers/usb/core/devio.c:2259:35: note: userspace variable will be forcibly initialized struct usbdevfs_disconnectsignal ds; ^~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_control': /kisskb/src/drivers/usb/core/devio.c:1248:31: note: userspace variable will be forcibly initialized struct usbdevfs_ctrltransfer ctrl; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_control_compat': /kisskb/src/drivers/usb/core/devio.c:2113:31: note: userspace variable will be forcibly initialized struct usbdevfs_ctrltransfer ctrl; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_bulk': /kisskb/src/drivers/usb/core/devio.c:1347:31: note: userspace variable will be forcibly initialized struct usbdevfs_bulktransfer bulk; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_bulk_compat': /kisskb/src/drivers/usb/core/devio.c:2126:31: note: userspace variable will be forcibly initialized struct usbdevfs_bulktransfer bulk; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_submiturb': /kisskb/src/drivers/usb/core/devio.c:1967:11: note: userspace variable will be forcibly initialized sigval_t userurb_sigval; ^~~~~~~~~~~~~~ /kisskb/src/drivers/usb/core/devio.c:1966:22: note: userspace variable will be forcibly initialized struct usbdevfs_urb uurb; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_submiturb_compat': /kisskb/src/drivers/usb/core/devio.c:2173:11: note: userspace variable will be forcibly initialized sigval_t userurb_sigval; ^~~~~~~~~~~~~~ /kisskb/src/drivers/usb/core/devio.c:2172:22: note: userspace variable will be forcibly initialized struct usbdevfs_urb uurb; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'async_completed': /kisskb/src/drivers/usb/core/devio.c:608:11: note: userspace variable will be forcibly initialized sigval_t addr; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_ioctl_compat': /kisskb/src/drivers/usb/core/devio.c:2382:24: note: userspace variable will be forcibly initialized struct usbdevfs_ioctl ctrl; ^~~~ /kisskb/src/drivers/usb/core/devio.c: In function 'proc_ioctl_default': /kisskb/src/drivers/usb/core/devio.c:2371:24: note: userspace variable will be forcibly initialized struct usbdevfs_ioctl ctrl; ^~~~ /kisskb/src/drivers/usb/class/usbtmc.c: In function 'usbtmc_ioctl_request': /kisskb/src/drivers/usb/class/usbtmc.c:1919:28: note: userspace variable will be forcibly initialized struct usbtmc_ctrlrequest request; ^~~~~~~ /kisskb/src/drivers/usb/class/usbtmc.c: In function 'usbtmc_ioctl_generic_write': /kisskb/src/drivers/usb/class/usbtmc.c:1262:24: note: userspace variable will be forcibly initialized struct usbtmc_message msg; ^~~ /kisskb/src/drivers/usb/class/usbtmc.c: In function 'usbtmc_ioctl_generic_read': /kisskb/src/drivers/usb/class/usbtmc.c:1051:24: note: userspace variable will be forcibly initialized struct usbtmc_message msg; ^~~ /kisskb/src/drivers/media/mc/mc-device.c: In function 'media_device_enum_links32': /kisskb/src/drivers/media/mc/mc-device.c:496:26: note: userspace variable will be forcibly initialized struct media_links_enum links; ^~~~~ /kisskb/src/drivers/comedi/kcomedilib/kcomedilib_main.c: In function 'comedi_dio_get_config': /kisskb/src/drivers/comedi/kcomedilib/kcomedilib_main.c:132:21: note: userspace variable will be forcibly initialized struct comedi_insn insn; ^~~~ /kisskb/src/drivers/comedi/kcomedilib/kcomedilib_main.c: In function 'comedi_dio_config': /kisskb/src/drivers/comedi/kcomedilib/kcomedilib_main.c:153:21: note: userspace variable will be forcibly initialized struct comedi_insn insn; ^~~~ /kisskb/src/drivers/comedi/kcomedilib/kcomedilib_main.c: In function 'comedi_dio_bitfield2': /kisskb/src/drivers/comedi/kcomedilib/kcomedilib_main.c:169:21: note: userspace variable will be forcibly initialized struct comedi_insn insn; ^~~~ /kisskb/src/drivers/comedi/comedi_fops.c: In function 'compat_chaninfo': /kisskb/src/drivers/comedi/comedi_fops.c:2899:25: note: userspace variable will be forcibly initialized struct comedi_chaninfo chaninfo; ^~~~~~~~ /kisskb/src/drivers/comedi/comedi_fops.c: In function 'compat_rangeinfo': /kisskb/src/drivers/comedi/comedi_fops.c:2923:26: note: userspace variable will be forcibly initialized struct comedi_rangeinfo rangeinfo; ^~~~~~~~~ /kisskb/src/drivers/comedi/comedi_fops.c: In function 'compat_cmd': /kisskb/src/drivers/comedi/comedi_fops.c:3000:20: note: userspace variable will be forcibly initialized struct comedi_cmd cmd; ^~~ /kisskb/src/drivers/comedi/comedi_fops.c: In function 'compat_cmdtest': /kisskb/src/drivers/comedi/comedi_fops.c:3025:20: note: userspace variable will be forcibly initialized struct comedi_cmd cmd; ^~~ /kisskb/src/drivers/comedi/comedi_fops.c: In function 'compat_insn': /kisskb/src/drivers/comedi/comedi_fops.c:3102:21: note: userspace variable will be forcibly initialized struct comedi_insn insn; ^~~~ /kisskb/src/drivers/comedi/comedi_fops.c: In function 'comedi_unlocked_ioctl': /kisskb/src/drivers/comedi/comedi_fops.c:2253:22: note: userspace variable will be forcibly initialized struct comedi_insn insn; ^~~~ /kisskb/src/drivers/comedi/comedi_fops.c:2229:26: note: userspace variable will be forcibly initialized struct comedi_insnlist insnlist; ^~~~~~~~ /kisskb/src/drivers/comedi/comedi_fops.c:2216:21: note: userspace variable will be forcibly initialized struct comedi_cmd cmd; ^~~ /kisskb/src/drivers/comedi/comedi_fops.c:2203:21: note: userspace variable will be forcibly initialized struct comedi_cmd cmd; ^~~ /kisskb/src/drivers/comedi/comedi_fops.c:2180:27: note: userspace variable will be forcibly initialized struct comedi_rangeinfo it; ^~ /kisskb/src/drivers/comedi/comedi_fops.c:2171:26: note: userspace variable will be forcibly initialized struct comedi_chaninfo it; ^~ /kisskb/src/drivers/comedi/drivers.c: In function 'insn_rw_emulate_bits': /kisskb/src/drivers/comedi/drivers.c:611:21: note: userspace variable will be forcibly initialized struct comedi_insn _insn; ^~~~~ /kisskb/src/drivers/hwtracing/intel_th/msu.c: In function 'intel_th_msc_read': /kisskb/src/drivers/hwtracing/intel_th/msu.c:1545:33: note: userspace variable will be forcibly initialized struct msc_win_to_user_struct u = { ^ /kisskb/src/drivers/input/ff-memless.c: In function 'ml_play_effects': /kisskb/src/drivers/input/ff-memless.c:392:19: note: userspace variable will be forcibly initialized struct ff_effect effect; ^~~~~~ /kisskb/src/drivers/input/evdev.c: In function 'evdev_do_ioctl': /kisskb/src/drivers/input/evdev.c:1037:19: note: userspace variable will be forcibly initialized struct ff_effect effect; ^~~~~~ /kisskb/src/drivers/fsi/fsi-sbefifo.c: In function 'sbefifo_user_read': /kisskb/src/drivers/fsi/fsi-sbefifo.c:808:22: note: userspace variable will be forcibly initialized struct iovec resp_iov; ^~~~~~~~ /kisskb/src/drivers/input/misc/uinput.c: In function 'uinput_ioctl_handler': /kisskb/src/drivers/input/misc/uinput.c:844:26: note: userspace variable will be forcibly initialized struct uinput_ff_upload ff_up; ^~~~~ Completed OK # rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 # Build took: 0:04:24.843405