===================================================== BUG: KMSAN: uninit-value in ima_add_template_entry+0x52b/0x880 security/integrity/ima/ima_queue.c:172 ima_add_template_entry+0x52b/0x880 security/integrity/ima/ima_queue.c:172 ima_store_template security/integrity/ima/ima_api.c:122 [inline] ima_store_measurement+0x36b/0x8d0 security/integrity/ima/ima_api.c:383 process_measurement+0x2c13/0x3f30 security/integrity/ima/ima_main.c:380 ima_file_check+0x8e/0xd0 security/integrity/ima/ima_main.c:572 security_file_post_open+0xc6/0x540 security/security.c:3121 do_open fs/namei.c:3830 [inline] path_openat+0x58cc/0x6200 fs/namei.c:3987 do_filp_open+0x268/0x600 fs/namei.c:4014 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __x64_sys_openat+0x2a1/0x310 fs/open.c:1428 x64_sys_call+0x36f5/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:258 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: BLEND_OP lib/crypto/sha256.c:61 [inline] sha256_transform lib/crypto/sha256.c:93 [inline] sha256_transform_blocks+0xfb5/0x2e90 lib/crypto/sha256.c:127 lib_sha256_base_do_update include/crypto/sha256_base.h:63 [inline] sha256_update+0x2ff/0x340 lib/crypto/sha256.c:136 crypto_sha256_update+0x37/0x60 crypto/sha256_generic.c:39 crypto_shash_update+0x79/0xa0 crypto/shash.c:52 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:491 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0x1804/0x3c90 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x464/0xd20 security/integrity/ima/ima_api.c:293 process_measurement+0x294a/0x3f30 security/integrity/ima/ima_main.c:372 ima_file_check+0x8e/0xd0 security/integrity/ima/ima_main.c:572 security_file_post_open+0xc6/0x540 security/security.c:3121 do_open fs/namei.c:3830 [inline] path_openat+0x58cc/0x6200 fs/namei.c:3987 do_filp_open+0x268/0x600 fs/namei.c:4014 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __x64_sys_openat+0x2a1/0x310 fs/open.c:1428 x64_sys_call+0x36f5/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:258 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: LOAD_OP lib/crypto/sha256.c:56 [inline] sha256_transform lib/crypto/sha256.c:80 [inline] sha256_transform_blocks+0x2bf5/0x2e90 lib/crypto/sha256.c:127 lib_sha256_base_do_update include/crypto/sha256_base.h:63 [inline] sha256_update+0x2ff/0x340 lib/crypto/sha256.c:136 crypto_sha256_update+0x37/0x60 crypto/sha256_generic.c:39 crypto_shash_update+0x79/0xa0 crypto/shash.c:52 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:491 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0x1804/0x3c90 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x464/0xd20 security/integrity/ima/ima_api.c:293 process_measurement+0x294a/0x3f30 security/integrity/ima/ima_main.c:372 ima_file_check+0x8e/0xd0 security/integrity/ima/ima_main.c:572 security_file_post_open+0xc6/0x540 security/security.c:3121 do_open fs/namei.c:3830 [inline] path_openat+0x58cc/0x6200 fs/namei.c:3987 do_filp_open+0x268/0x600 fs/namei.c:4014 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __x64_sys_openat+0x2a1/0x310 fs/open.c:1428 x64_sys_call+0x36f5/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:258 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: memcpy_to_iter lib/iov_iter.c:65 [inline] iterate_kvec include/linux/iov_iter.h:86 [inline] iterate_and_advance2 include/linux/iov_iter.h:306 [inline] iterate_and_advance include/linux/iov_iter.h:328 [inline] _copy_to_iter+0x1248/0x2b30 lib/iov_iter.c:185 copy_page_to_iter+0x419/0x880 lib/iov_iter.c:362 copy_folio_to_iter include/linux/uio.h:189 [inline] filemap_read+0xc65/0x1560 mm/filemap.c:2688 generic_file_read_iter+0x136/0xad0 mm/filemap.c:2825 ntfs_file_read_iter+0x311/0x470 fs/ntfs3/file.c:908 __kernel_read+0x726/0xd30 fs/read_write.c:523 integrity_kernel_read+0x77/0x90 security/integrity/iint.c:28 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:480 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:511 [inline] ima_calc_file_hash+0x1731/0x3c90 security/integrity/ima/ima_crypto.c:568 ima_collect_measurement+0x464/0xd20 security/integrity/ima/ima_api.c:293 process_measurement+0x294a/0x3f30 security/integrity/ima/ima_main.c:372 ima_file_check+0x8e/0xd0 security/integrity/ima/ima_main.c:572 security_file_post_open+0xc6/0x540 security/security.c:3121 do_open fs/namei.c:3830 [inline] path_openat+0x58cc/0x6200 fs/namei.c:3987 do_filp_open+0x268/0x600 fs/namei.c:4014 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1402 do_sys_open fs/open.c:1417 [inline] __do_sys_openat fs/open.c:1433 [inline] __se_sys_openat fs/open.c:1428 [inline] __x64_sys_openat+0x2a1/0x310 fs/open.c:1428 x64_sys_call+0x36f5/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:258 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: memcpy_to_iter lib/iov_iter.c:65 [inline] iterate_bvec include/linux/iov_iter.h:123 [inline] iterate_and_advance2 include/linux/iov_iter.h:304 [inline] iterate_and_advance include/linux/iov_iter.h:328 [inline] _copy_to_iter+0xe5a/0x2b30 lib/iov_iter.c:185 copy_page_to_iter+0x419/0x880 lib/iov_iter.c:362 copy_folio_to_iter include/linux/uio.h:189 [inline] shmem_file_read_iter+0x860/0xf80 mm/shmem.c:3244 do_iter_readv_writev+0x88a/0xa30 vfs_iter_read+0x278/0x760 fs/read_write.c:909 lo_read_simple drivers/block/loop.c:283 [inline] do_req_filebacked drivers/block/loop.c:516 [inline] loop_handle_cmd drivers/block/loop.c:1909 [inline] loop_process_work+0x2111/0x3760 drivers/block/loop.c:1944 loop_workfn+0x48/0x60 drivers/block/loop.c:1968 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xae0/0x1c40 kernel/workqueue.c:3310 worker_thread+0xea7/0x14f0 kernel/workqueue.c:3391 kthread+0x3e2/0x540 kernel/kthread.c:389 ret_from_fork+0x6d/0x90 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Uninit was stored to memory at: memcpy_from_iter lib/iov_iter.c:73 [inline] iterate_bvec include/linux/iov_iter.h:123 [inline] iterate_and_advance2 include/linux/iov_iter.h:304 [inline] iterate_and_advance include/linux/iov_iter.h:328 [inline] __copy_from_iter lib/iov_iter.c:249 [inline] copy_page_from_iter_atomic+0x1299/0x30c0 lib/iov_iter.c:483 copy_folio_from_iter_atomic include/linux/uio.h:201 [inline] generic_perform_write+0x8d1/0x1080 mm/filemap.c:4058 shmem_file_write_iter+0x2ba/0x2f0 mm/shmem.c:3296 do_iter_readv_writev+0x88a/0xa30 vfs_iter_write+0x44d/0xd40 fs/read_write.c:974 lo_write_bvec drivers/block/loop.c:243 [inline] lo_write_simple drivers/block/loop.c:264 [inline] do_req_filebacked drivers/block/loop.c:511 [inline] loop_handle_cmd drivers/block/loop.c:1909 [inline] loop_process_work+0x15fb/0x3760 drivers/block/loop.c:1944 loop_workfn+0x48/0x60 drivers/block/loop.c:1968 process_one_work kernel/workqueue.c:3229 [inline] process_scheduled_works+0xae0/0x1c40 kernel/workqueue.c:3310 worker_thread+0xea7/0x14f0 kernel/workqueue.c:3391 kthread+0x3e2/0x540 kernel/kthread.c:389 ret_from_fork+0x6d/0x90 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Uninit was stored to memory at: ntfs_write_bh+0x652/0xdb0 fs/ntfs3/fsntfs.c:1450 mi_write+0xda/0x2d0 fs/ntfs3/record.c:397 ni_write_inode+0xd8d/0x1df0 fs/ntfs3/frecord.c:3363 ntfs3_write_inode+0x94/0xb0 fs/ntfs3/inode.c:1016 write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x8da/0x1290 fs/fs-writeback.c:1745 writeback_single_inode+0x32f/0x9c0 fs/fs-writeback.c:1801 sync_inode_metadata+0xa4/0xe0 fs/fs-writeback.c:2871 __generic_file_fsync+0x27f/0x440 fs/libfs.c:1543 generic_file_fsync+0x79/0x180 fs/libfs.c:1573 vfs_fsync_range+0x1f9/0x260 fs/sync.c:187 generic_write_sync include/linux/fs.h:2904 [inline] ntfs_file_write_iter+0xd40/0xe60 fs/ntfs3/file.c:1273 new_sync_write fs/read_write.c:586 [inline] vfs_write+0xb2b/0x1540 fs/read_write.c:679 ksys_pwrite64 fs/read_write.c:786 [inline] __do_sys_pwrite64 fs/read_write.c:794 [inline] __se_sys_pwrite64 fs/read_write.c:791 [inline] __x64_sys_pwrite64+0x2c5/0x3b0 fs/read_write.c:791 x64_sys_call+0xc16/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:19 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was stored to memory at: al_update+0x388/0x4d0 fs/ntfs3/attrlist.c:404 ni_write_inode+0x1af7/0x1df0 fs/ntfs3/frecord.c:3331 ntfs3_write_inode+0x94/0xb0 fs/ntfs3/inode.c:1016 write_inode fs/fs-writeback.c:1525 [inline] __writeback_single_inode+0x8da/0x1290 fs/fs-writeback.c:1745 writeback_single_inode+0x32f/0x9c0 fs/fs-writeback.c:1801 write_inode_now+0x1ff/0x240 fs/fs-writeback.c:2851 ntfs_extend+0xd16/0xe90 fs/ntfs3/file.c:468 ntfs_file_write_iter+0x7a7/0xe60 fs/ntfs3/file.c:1262 new_sync_write fs/read_write.c:586 [inline] vfs_write+0xb2b/0x1540 fs/read_write.c:679 ksys_pwrite64 fs/read_write.c:786 [inline] __do_sys_pwrite64 fs/read_write.c:794 [inline] __se_sys_pwrite64 fs/read_write.c:791 [inline] __x64_sys_pwrite64+0x2c5/0x3b0 fs/read_write.c:791 x64_sys_call+0xc16/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:19 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Uninit was created at: slab_post_alloc_hook mm/slub.c:4125 [inline] slab_alloc_node mm/slub.c:4168 [inline] __do_kmalloc_node mm/slub.c:4297 [inline] __kmalloc_noprof+0x923/0x1230 mm/slub.c:4310 kmalloc_noprof include/linux/slab.h:905 [inline] ni_create_attr_list+0x1b8/0x19d0 fs/ntfs3/frecord.c:822 ni_ins_attr_ext+0x4e6/0x10a0 fs/ntfs3/frecord.c:976 ni_insert_attr fs/ntfs3/frecord.c:1143 [inline] ni_insert_resident fs/ntfs3/frecord.c:1527 [inline] ni_add_name+0xaf1/0x10d0 fs/ntfs3/frecord.c:3038 ntfs_link_inode+0x265/0x310 fs/ntfs3/inode.c:1735 ntfs_link+0x21d/0x500 fs/ntfs3/namei.c:146 vfs_link+0x94c/0xb70 fs/namei.c:4793 do_linkat+0x4f5/0xff0 fs/namei.c:4863 __do_sys_link fs/namei.c:4897 [inline] __se_sys_link fs/namei.c:4895 [inline] __x64_sys_link+0xe8/0x140 fs/namei.c:4895 x64_sys_call+0x3afa/0x3c30 arch/x86/include/generated/asm/syscalls_64.h:87 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f CPU: 1 UID: 0 PID: 9015 Comm: syz.7.673 Not tainted 6.13.0-rc6-syzkaller-00036-gfbfd64d25c7a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 =====================================================