loop4: detected capacity change from 0 to 1024 ===================================================== BUG: KMSAN: uninit-value in hfsplus_cat_bin_cmp_key+0xf1/0x190 fs/hfsplus/catalog.c:36 hfsplus_cat_bin_cmp_key+0xf1/0x190 fs/hfsplus/catalog.c:36 hfs_find_rec_by_key+0xb1/0x240 fs/hfsplus/bfind.c:89 __hfsplus_brec_find+0x26f/0x7b0 fs/hfsplus/bfind.c:124 hfsplus_brec_find+0x445/0x970 fs/hfsplus/bfind.c:184 hfsplus_brec_read+0x46/0x1a0 fs/hfsplus/bfind.c:211 hfsplus_find_cat+0xdb/0x460 fs/hfsplus/catalog.c:202 hfsplus_iget+0x729/0xae0 fs/hfsplus/super.c:82 hfsplus_fill_super+0x151b/0x2700 fs/hfsplus/super.c:509 mount_bdev+0x39a/0x520 fs/super.c:1693 hfsplus_mount+0x4d/0x60 fs/hfsplus/super.c:647 legacy_get_tree+0x114/0x290 fs/fs_context.c:662 vfs_get_tree+0xb1/0x5a0 fs/super.c:1814 do_new_mount+0x71f/0x15e0 fs/namespace.c:3507 path_mount+0x742/0x1f10 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x722/0x810 fs/namespace.c:4034 __ia32_sys_mount+0xe3/0x150 fs/namespace.c:4034 ia32_sys_call+0x2530/0x40d0 arch/x86/include/generated/asm/syscalls_32.h:22 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0xb0/0x110 arch/x86/entry/common.c:386 do_fast_syscall_32+0x38/0x80 arch/x86/entry/common.c:411 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:449 entry_SYSENTER_compat_after_hwframe+0x84/0x8e Uninit was created at: slab_post_alloc_hook mm/slub.c:4091 [inline] slab_alloc_node mm/slub.c:4134 [inline] __do_kmalloc_node mm/slub.c:4263 [inline] __kmalloc_noprof+0x661/0xf30 mm/slub.c:4276 kmalloc_noprof include/linux/slab.h:882 [inline] hfsplus_find_init+0x95/0x1d0 fs/hfsplus/bfind.c:21 hfsplus_iget+0x3c4/0xae0 fs/hfsplus/super.c:80 hfsplus_fill_super+0x151b/0x2700 fs/hfsplus/super.c:509 mount_bdev+0x39a/0x520 fs/super.c:1693 hfsplus_mount+0x4d/0x60 fs/hfsplus/super.c:647 legacy_get_tree+0x114/0x290 fs/fs_context.c:662 vfs_get_tree+0xb1/0x5a0 fs/super.c:1814 do_new_mount+0x71f/0x15e0 fs/namespace.c:3507 path_mount+0x742/0x1f10 fs/namespace.c:3834 do_mount fs/namespace.c:3847 [inline] __do_sys_mount fs/namespace.c:4057 [inline] __se_sys_mount+0x722/0x810 fs/namespace.c:4034 __ia32_sys_mount+0xe3/0x150 fs/namespace.c:4034 ia32_sys_call+0x2530/0x40d0 arch/x86/include/generated/asm/syscalls_32.h:22 do_syscall_32_irqs_on arch/x86/entry/common.c:165 [inline] __do_fast_syscall_32+0xb0/0x110 arch/x86/entry/common.c:386 do_fast_syscall_32+0x38/0x80 arch/x86/entry/common.c:411 do_SYSENTER_32+0x1f/0x30 arch/x86/entry/common.c:449 entry_SYSENTER_compat_after_hwframe+0x84/0x8e CPU: 0 UID: 0 PID: 12654 Comm: syz.4.1579 Not tainted 6.12.0-rc5-syzkaller-00299-g11066801dd4b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 =====================================================