===================================================== BUG: KMSAN: uninit-value in ext4_inode_journal_mode+0x24f/0x480 fs/ext4/ext4_jbd2.c:16 ext4_inode_journal_mode+0x24f/0x480 fs/ext4/ext4_jbd2.c:16 ext4_should_journal_data fs/ext4/ext4_jbd2.h:465 [inline] ext4_evict_inode+0x166/0x2660 fs/ext4/inode.c:200 evict+0x365/0x9a0 fs/inode.c:664 iput_final fs/inode.c:1744 [inline] iput+0x985/0xdd0 fs/inode.c:1770 __ext4_new_inode+0xe72/0x7f50 fs/ext4/ialloc.c:1362 ext4_create+0x35b/0x810 fs/ext4/namei.c:2773 lookup_open fs/namei.c:3374 [inline] open_last_lookups fs/namei.c:3444 [inline] path_openat+0x29ff/0x5780 fs/namei.c:3650 do_filp_open+0x249/0x660 fs/namei.c:3680 do_sys_openat2+0x1f0/0x910 fs/open.c:1278 do_sys_open fs/open.c:1294 [inline] __do_compat_sys_openat fs/open.c:1354 [inline] __se_compat_sys_openat fs/open.c:1352 [inline] __ia32_compat_sys_openat+0x2a7/0x330 fs/open.c:1352 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0x95/0xf0 arch/x86/entry/common.c:178 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:246 entry_SYSENTER_compat_after_hwframe+0x53/0x62 Uninit was created at: __alloc_pages+0x9f1/0xe80 mm/page_alloc.c:5466 alloc_pages+0x927/0xc00 mm/mempolicy.c:2272 alloc_slab_page mm/slub.c:1839 [inline] allocate_slab+0x19b/0xef0 mm/slub.c:1984 new_slab mm/slub.c:2044 [inline] ___slab_alloc+0xa85/0x1c60 mm/slub.c:3046 __slab_alloc mm/slub.c:3133 [inline] slab_alloc_node mm/slub.c:3224 [inline] slab_alloc mm/slub.c:3266 [inline] __kmem_cache_alloc_lru mm/slub.c:3273 [inline] kmem_cache_alloc_lru+0x723/0xbe0 mm/slub.c:3290 alloc_inode_sb include/linux/fs.h:2965 [inline] ext4_alloc_inode+0x5f/0x880 fs/ext4/super.c:1327 alloc_inode+0x83/0x440 fs/inode.c:260 new_inode_pseudo fs/inode.c:1018 [inline] new_inode+0x3c/0x4e0 fs/inode.c:1047 __ext4_new_inode+0x2a9/0x7f50 fs/ext4/ialloc.c:960 ext4_symlink+0x584/0x14f0 fs/ext4/namei.c:3336 vfs_symlink+0x41c/0x610 fs/namei.c:4341 do_symlinkat+0x26c/0x930 fs/namei.c:4370 __do_sys_symlinkat fs/namei.c:4387 [inline] __se_sys_symlinkat fs/namei.c:4384 [inline] __ia32_sys_symlinkat+0xef/0x160 fs/namei.c:4384 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0x95/0xf0 arch/x86/entry/common.c:178 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:246 entry_SYSENTER_compat_after_hwframe+0x53/0x62 CPU: 0 PID: 4031 Comm: syz-executor.0 Not tainted 5.19.0-rc4-syzkaller-31333-g97117d69c353 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 =====================================================