loop0: detected capacity change from 0 to 64 hfs: keylen 9474 too large ===================================================== BUG: KMSAN: uninit-value in hfs_brec_find+0x671/0x9b0 fs/hfs/bfind.c:141 hfs_brec_find+0x671/0x9b0 fs/hfs/bfind.c:141 hfs_brec_read+0x3f/0x1a0 fs/hfs/bfind.c:165 hfs_cat_find_brec+0xff/0x450 fs/hfs/catalog.c:194 hfs_fill_super+0x1fab/0x2460 fs/hfs/super.c:419 mount_bdev+0x50e/0x840 fs/super.c:1371 hfs_mount+0x4d/0x60 fs/hfs/super.c:456 legacy_get_tree+0x110/0x290 fs/fs_context.c:610 vfs_get_tree+0xa5/0x500 fs/super.c:1501 do_new_mount+0x69a/0x1580 fs/namespace.c:3042 path_mount+0x725/0x1ee0 fs/namespace.c:3372 do_mount fs/namespace.c:3385 [inline] __do_sys_mount fs/namespace.c:3594 [inline] __se_sys_mount+0x734/0x840 fs/namespace.c:3571 __ia32_sys_mount+0xe3/0x150 fs/namespace.c:3571 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 Local variable fd created at: hfs_fill_super+0x5f/0x2460 fs/hfs/super.c:381 mount_bdev+0x50e/0x840 fs/super.c:1371 CPU: 0 PID: 5212 Comm: syz-executor.0 Not tainted 6.3.0-rc2-syzkaller-g34add094f9de #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 =====================================================