EXT4-fs error (device loop2): ext4_orphan_get:1399: comm syz-executor.2: couldn't read orphan inode 15 (err -117) EXT4-fs (loop2): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: none. EXT4-fs warning (device loop2): __ext4fs_dirhash:270: inode #18: comm syz-executor.2: Siphash requires key ===================================================== BUG: KMSAN: uninit-value in ext4_inlinedir_to_tree+0xde2/0x15a0 fs/ext4/inline.c:1415 ext4_inlinedir_to_tree+0xde2/0x15a0 fs/ext4/inline.c:1415 ext4_htree_fill_tree+0x1941/0x1cd0 fs/ext4/namei.c:1210 ext4_dx_readdir fs/ext4/dir.c:597 [inline] ext4_readdir+0x4bbf/0x5b00 fs/ext4/dir.c:142 iterate_dir+0x688/0x870 fs/readdir.c:110 __do_sys_getdents64 fs/readdir.c:409 [inline] __se_sys_getdents64+0x169/0x530 fs/readdir.c:394 __x64_sys_getdents64+0x96/0xe0 fs/readdir.c:394 x64_sys_call+0x343d/0x3b50 arch/x86/include/generated/asm/syscalls_64.h:218 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcf/0x1e0 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f Local variable hinfo created at: ext4_htree_fill_tree+0x52/0x1cd0 fs/ext4/namei.c:1185 ext4_dx_readdir fs/ext4/dir.c:597 [inline] ext4_readdir+0x4bbf/0x5b00 fs/ext4/dir.c:142 CPU: 0 PID: 11362 Comm: syz-executor.2 Not tainted 6.9.0-syzkaller-02707-g614da38e2f7a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024 =====================================================