loop0: detected capacity change from 0 to 1024 ================================================================== BUG: KASAN: out-of-bounds in hfsplus_bnode_move+0x85d/0x1010 fs/hfsplus/bnode.c:326 Read of size 18446744073709551602 at addr 000508800000104e by task syz-executor.0/6117 CPU: 1 UID: 0 PID: 6117 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 kasan_report+0x118/0x150 mm/kasan/report.c:595 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x2b0/0x2c0 mm/kasan/generic.c:189 __asan_memmove+0x29/0x70 mm/kasan/shadow.c:94 hfsplus_bnode_move+0x85d/0x1010 fs/hfsplus/bnode.c:326 hfsplus_brec_insert+0x5e9/0xcc0 fs/hfsplus/brec.c:128 hfsplus_create_attr+0x30d/0x3a0 fs/hfsplus/attributes.c:252 __hfsplus_setxattr+0x664/0x1fb0 fs/hfsplus/xattr.c:358 hfsplus_initxattrs+0x1ae/0x280 fs/hfsplus/xattr_security.c:59 security_inode_init_security+0x2a0/0x3f0 security/security.c:1852 hfsplus_fill_super+0x1422/0x1b70 fs/hfsplus/super.c:566 get_tree_bdev_flags+0x40b/0x4d0 fs/super.c:1692 vfs_get_tree+0x8f/0x2b0 fs/super.c:1815 do_new_mount+0x2a2/0x9e0 fs/namespace.c:3808 do_mount fs/namespace.c:4136 [inline] __do_sys_mount fs/namespace.c:4347 [inline] __se_sys_mount+0x317/0x410 fs/namespace.c:4324 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3f56b0e4aa Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3f55e8def8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 00007f3f55e8df80 RCX: 00007f3f56b0e4aa RDX: 0000000020000040 RSI: 0000000020000240 RDI: 00007f3f55e8df40 RBP: 0000000020000040 R08: 00007f3f55e8df80 R09: 0000000000800000 R10: 0000000000800000 R11: 0000000000000246 R12: 0000000020000240 R13: 00007f3f55e8df40 R14: 00000000000006cb R15: 00000000200003c0 ==================================================================