UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2020/09/19 18:44 (1000) ===================================================== BUG: KMSAN: uninit-value in udf_evict_inode+0x2b6/0x830 fs/udf/inode.c:148 udf_evict_inode+0x2b6/0x830 fs/udf/inode.c:148 evict+0x4f4/0xdd0 fs/inode.c:590 iput_final fs/inode.c:1670 [inline] iput+0xc53/0x1100 fs/inode.c:1696 udf_new_inode+0x5d2/0x16e0 fs/udf/ialloc.c:89 udf_mkdir+0x101/0xc20 fs/udf/namei.c:674 vfs_mkdir+0x8ca/0xba0 fs/namei.c:3883 do_mkdirat+0x3f5/0x8e0 fs/namei.c:3909 __do_sys_mkdir fs/namei.c:3929 [inline] __se_sys_mkdir fs/namei.c:3927 [inline] __ia32_sys_mkdir+0xe9/0x130 fs/namei.c:3927 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was stored to memory at: udf_new_inode+0xac1/0x16e0 fs/udf/ialloc.c:67 udf_mkdir+0x101/0xc20 fs/udf/namei.c:674 vfs_mkdir+0x8ca/0xba0 fs/namei.c:3883 do_mkdirat+0x3f5/0x8e0 fs/namei.c:3909 __do_sys_mkdir fs/namei.c:3929 [inline] __se_sys_mkdir fs/namei.c:3927 [inline] __ia32_sys_mkdir+0xe9/0x130 fs/namei.c:3927 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was stored to memory at: udf_alloc_inode+0x28a/0x2c0 fs/udf/super.c:149 alloc_inode fs/inode.c:235 [inline] new_inode_pseudo+0xa6/0x5a0 fs/inode.c:944 new_inode+0x5a/0x3c0 fs/inode.c:973 udf_new_inode+0x139/0x16e0 fs/udf/ialloc.c:60 udf_mkdir+0x101/0xc20 fs/udf/namei.c:674 vfs_mkdir+0x8ca/0xba0 fs/namei.c:3883 do_mkdirat+0x3f5/0x8e0 fs/namei.c:3909 __do_sys_mkdir fs/namei.c:3929 [inline] __se_sys_mkdir fs/namei.c:3927 [inline] __ia32_sys_mkdir+0xe9/0x130 fs/namei.c:3927 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c Uninit was created at: __alloc_pages+0xbbf/0x1090 mm/page_alloc.c:5409 alloc_pages+0x8a5/0xb80 alloc_slab_page mm/slub.c:1810 [inline] allocate_slab+0x287/0x1c10 mm/slub.c:1947 new_slab mm/slub.c:2010 [inline] ___slab_alloc+0xb85/0x1e30 mm/slub.c:3039 __slab_alloc mm/slub.c:3126 [inline] slab_alloc_node mm/slub.c:3217 [inline] slab_alloc mm/slub.c:3259 [inline] kmem_cache_alloc+0xbb3/0x11c0 mm/slub.c:3264 udf_alloc_inode+0x60/0x2c0 fs/udf/super.c:139 alloc_inode fs/inode.c:235 [inline] iget_locked+0x3ac/0x1430 fs/inode.c:1209 __udf_iget+0x13d/0x4710 fs/udf/inode.c:1906 udf_iget fs/udf/udfdecl.h:151 [inline] udf_fill_super+0x2df8/0x3200 fs/udf/super.c:2285 mount_bdev+0x626/0x920 fs/super.c:1370 udf_mount+0xc9/0xe0 fs/udf/super.c:122 legacy_get_tree+0x163/0x2e0 fs/fs_context.c:610 vfs_get_tree+0xd8/0x5d0 fs/super.c:1500 do_new_mount+0x7b5/0x16f0 fs/namespace.c:2988 path_mount+0x1021/0x28b0 fs/namespace.c:3318 do_mount fs/namespace.c:3331 [inline] __do_sys_mount fs/namespace.c:3539 [inline] __se_sys_mount+0x8a8/0x9d0 fs/namespace.c:3516 __ia32_sys_mount+0x157/0x1b0 fs/namespace.c:3516 do_syscall_32_irqs_on arch/x86/entry/common.c:114 [inline] __do_fast_syscall_32+0x96/0xf0 arch/x86/entry/common.c:180 do_fast_syscall_32+0x34/0x70 arch/x86/entry/common.c:205 do_SYSENTER_32+0x1b/0x20 arch/x86/entry/common.c:248 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c CPU: 0 PID: 9348 Comm: syz-executor.2 Not tainted 5.16.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 =====================================================