loop1: detected capacity change from 0 to 2048
=====================================================
BUG: KMSAN: uninit-value in check_igot_inode fs/ext4/inode.c:4628 [inline]
BUG: KMSAN: uninit-value in __ext4_iget+0xd4d/0x5ec0 fs/ext4/inode.c:4674
 check_igot_inode fs/ext4/inode.c:4628 [inline]
 __ext4_iget+0xd4d/0x5ec0 fs/ext4/inode.c:4674
 __ext4_fill_super fs/ext4/super.c:5467 [inline]
 ext4_fill_super+0x94fa/0xb020 fs/ext4/super.c:5696
 get_tree_bdev+0x835/0xcc0 fs/super.c:1318
 ext4_get_tree+0x34/0x40 fs/ext4/super.c:5728
 vfs_get_tree+0xa5/0x500 fs/super.c:1519
 do_new_mount+0x68d/0x1550 fs/namespace.c:3335
 path_mount+0x73d/0x1f20 fs/namespace.c:3662
 do_mount fs/namespace.c:3675 [inline]
 __do_sys_mount fs/namespace.c:3884 [inline]
 __se_sys_mount+0x725/0x810 fs/namespace.c:3861
 __ia32_sys_mount+0xe3/0x150 fs/namespace.c:3861
 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline]
 __do_fast_syscall_32+0xa2/0x100 arch/x86/entry/common.c:178
 do_fast_syscall_32+0x37/0x80 arch/x86/entry/common.c:203
 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:246
 entry_SYSENTER_compat_after_hwframe+0x70/0x82

Uninit was created at:
 __alloc_pages+0x9a4/0xe00 mm/page_alloc.c:4500
 alloc_pages+0xd01/0x1040
 alloc_slab_page mm/slub.c:1862 [inline]
 allocate_slab mm/slub.c:2009 [inline]
 new_slab+0x41e/0x1580 mm/slub.c:2062
 ___slab_alloc+0x13c3/0x33b0 mm/slub.c:3215
 __slab_alloc mm/slub.c:3314 [inline]
 __slab_alloc_node mm/slub.c:3367 [inline]
 slab_alloc_node mm/slub.c:3460 [inline]
 slab_alloc mm/slub.c:3478 [inline]
 __kmem_cache_alloc_lru mm/slub.c:3485 [inline]
 kmem_cache_alloc_lru+0x5ee/0xa10 mm/slub.c:3501
 __d_alloc+0x69/0xb00 fs/dcache.c:1769
 d_alloc fs/dcache.c:1849 [inline]
 d_alloc_parallel+0xa2/0x2850 fs/dcache.c:2638
 lookup_open fs/namei.c:3417 [inline]
 open_last_lookups fs/namei.c:3560 [inline]
 path_openat+0xfcb/0x5a00 fs/namei.c:3790
 do_filp_open+0x20d/0x590 fs/namei.c:3820
 do_sys_openat2+0x1bf/0x2f0 fs/open.c:1407
 do_sys_open fs/open.c:1422 [inline]
 __do_sys_openat fs/open.c:1438 [inline]
 __se_sys_openat fs/open.c:1433 [inline]
 __x64_sys_openat+0x2a1/0x310 fs/open.c:1433
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd

CPU: 1 PID: 19612 Comm: syz-executor.1 Not tainted 6.5.0-rc2-syzkaller-00307-gd192f5382581 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023
=====================================================