================================================================== BUG: KASAN: wild-memory-access in memcpy_from_page include/linux/highmem.h:417 [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+0x403/0xba0 fs/hfsplus/bnode.c:305 Read of size 2 at addr 000508800000103e by task syz-executor.3/20969 CPU: 1 PID: 20969 Comm: syz-executor.3 Not tainted 6.4.0-rc1-syzkaller-00011-g1dc3731daf1f #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 print_report+0xe6/0x540 mm/kasan/report.c:465 kasan_report+0x176/0x1b0 mm/kasan/report.c:572 kasan_check_range+0x283/0x290 mm/kasan/generic.c:187 __asan_memcpy+0x29/0x70 mm/kasan/shadow.c:105 memcpy_from_page include/linux/highmem.h:417 [inline] hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline] hfsplus_bnode_read_u16 fs/hfsplus/bnode.c:45 [inline] hfsplus_bnode_dump+0x403/0xba0 fs/hfsplus/bnode.c:305 hfsplus_brec_remove+0x42c/0x4f0 fs/hfsplus/brec.c:229 __hfsplus_delete_attr+0x275/0x450 fs/hfsplus/attributes.c:299 hfsplus_delete_all_attrs+0x26b/0x3c0 fs/hfsplus/attributes.c:378 hfsplus_delete_cat+0xb87/0xfc0 fs/hfsplus/catalog.c:425 hfsplus_file_release+0x1a2/0x3e0 fs/hfsplus/inode.c:240 __fput+0x3b7/0x890 fs/file_table.c:321 task_work_run+0x24a/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xd9/0x100 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:297 do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7efec1c3e01b Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44 RSP: 002b:00007ffe35112a70 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007efec1c3e01b RDX: 00007efec18008c0 RSI: ffffffffffffffff RDI: 0000000000000004 RBP: 00007efec1dad980 R08: 0000000000000000 R09: 00007efec1800000 R10: 00007efec18008c8 R11: 0000000000000293 R12: 0000000000322561 R13: 00007ffe35112b70 R14: 00007efec1dabf80 R15: 0000000000000032 ==================================================================