syzbot

loop5: detected capacity change from 0 to 1024
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BUG: KMSAN: uninit-value in hfsplus_attr_bin_cmp_key+0xd9/0x190 fs/hfsplus/attributes.c:42
 hfsplus_attr_bin_cmp_key+0xd9/0x190 fs/hfsplus/attributes.c:42
 hfs_find_rec_by_key+0xab/0x240 fs/hfsplus/bfind.c:89
 __hfsplus_brec_find+0x274/0x840 fs/hfsplus/bfind.c:124
 hfsplus_brec_find+0x4df/0x9f0 fs/hfsplus/bfind.c:184
 hfsplus_find_attr+0x1eb/0x260 fs/hfsplus/attributes.c:-1
 __hfsplus_getxattr+0x401/0x1020 fs/hfsplus/xattr.c:524
 hfsplus_getxattr+0x240/0x3f0 fs/hfsplus/xattr.c:592
 hfsplus_security_getxattr+0x53/0x70 fs/hfsplus/xattr_security.c:20
 vfs_getxattr_alloc+0x72e/0xc00 fs/xattr.c:393
 ima_read_xattr+0x51/0xe0 security/integrity/ima/ima_appraise.c:230
 process_measurement+0x26fd/0x40e0 security/integrity/ima/ima_main.c:386
 ima_file_check+0x8e/0xd0 security/integrity/ima/ima_main.c:633
 security_file_post_open+0xbf/0x530 security/security.c:3160
 do_open fs/namei.c:3889 [inline]
 path_openat+0x5ac3/0x6760 fs/namei.c:4046
 do_filp_open+0x280/0x660 fs/namei.c:4073
 do_sys_openat2+0x1bb/0x2f0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __x64_sys_openat+0x240/0x300 fs/open.c:1461
 x64_sys_call+0x3bcc/0x3e20 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd9/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:4197 [inline]
 slab_alloc_node mm/slub.c:4240 [inline]
 __do_kmalloc_node mm/slub.c:4375 [inline]
 __kmalloc_noprof+0x95f/0x1310 mm/slub.c:4388
 kmalloc_noprof include/linux/slab.h:909 [inline]
 hfsplus_find_init+0x90/0x1d0 fs/hfsplus/bfind.c:21
 __hfsplus_getxattr+0x355/0x1020 fs/hfsplus/xattr.c:518
 hfsplus_getxattr+0x240/0x3f0 fs/hfsplus/xattr.c:592
 hfsplus_security_getxattr+0x53/0x70 fs/hfsplus/xattr_security.c:20
 vfs_getxattr_alloc+0x72e/0xc00 fs/xattr.c:393
 ima_read_xattr+0x51/0xe0 security/integrity/ima/ima_appraise.c:230
 process_measurement+0x26fd/0x40e0 security/integrity/ima/ima_main.c:386
 ima_file_check+0x8e/0xd0 security/integrity/ima/ima_main.c:633
 security_file_post_open+0xbf/0x530 security/security.c:3160
 do_open fs/namei.c:3889 [inline]
 path_openat+0x5ac3/0x6760 fs/namei.c:4046
 do_filp_open+0x280/0x660 fs/namei.c:4073
 do_sys_openat2+0x1bb/0x2f0 fs/open.c:1435
 do_sys_open fs/open.c:1450 [inline]
 __do_sys_openat fs/open.c:1466 [inline]
 __se_sys_openat fs/open.c:1461 [inline]
 __x64_sys_openat+0x240/0x300 fs/open.c:1461
 x64_sys_call+0x3bcc/0x3e20 arch/x86/include/generated/asm/syscalls_64.h:258
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd9/0x210 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 1 UID: 0 PID: 19424 Comm: syz.5.3416 Tainted: G        W           syzkaller #0 PREEMPT(none) 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
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