hfsplus: request for non-existent node 768 in B*Tree
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BUG: KASAN: wild-memory-access in memcpy_from_page include/linux/highmem.h:393 [inline]
BUG: KASAN: wild-memory-access in hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline]
BUG: KASAN: wild-memory-access in hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline]
BUG: KASAN: wild-memory-access in hfsplus_bnode_dump+0x3ff/0xba0 fs/hfsplus/bnode.c:305
Read of size 2 at addr 000508800000103e by task syz-executor.0/22500

CPU: 1 PID: 22500 Comm: syz-executor.0 Not tainted 6.1.82-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106
 print_report+0xe6/0x4f0 mm/kasan/report.c:398
 kasan_report+0x136/0x160 mm/kasan/report.c:495
 kasan_check_range+0x27f/0x290 mm/kasan/generic.c:189
 memcpy+0x25/0x60 mm/kasan/shadow.c:65
 memcpy_from_page include/linux/highmem.h:393 [inline]
 hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline]
 hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline]
 hfsplus_bnode_dump+0x3ff/0xba0 fs/hfsplus/bnode.c:305
 hfsplus_brec_remove+0x428/0x4e0 fs/hfsplus/brec.c:229
 __hfsplus_delete_attr+0x271/0x450 fs/hfsplus/attributes.c:299
 hfsplus_delete_all_attrs+0x267/0x3c0 fs/hfsplus/attributes.c:378
 hfsplus_delete_cat+0xb83/0xfb0 fs/hfsplus/catalog.c:425
 hfsplus_unlink+0x35f/0x7f0 fs/hfsplus/dir.c:385
 vfs_unlink+0x359/0x5f0 fs/namei.c:4324
 do_unlinkat+0x4a5/0x820 fs/namei.c:4392
 __do_sys_unlinkat fs/namei.c:4435 [inline]
 __se_sys_unlinkat fs/namei.c:4428 [inline]
 __x64_sys_unlinkat+0xca/0xf0 fs/namei.c:4428
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f595807dda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 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:00007f5958e4c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000107
RAX: ffffffffffffffda RBX: 00007f59581abf80 RCX: 00007f595807dda9
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000004
RBP: 00007f59580ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f59581abf80 R15: 00007ffd4cadc418
 </TASK>
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