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BUG: KASAN: wild-memory-access in memcpy_from_page include/linux/highmem.h:423 [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+0x146/0x2c0 fs/hfsplus/bnode.c:45
Read of size 1 at addr 000508800000103f by task kworker/u8:8/2950

CPU: 0 UID: 0 PID: 2950 Comm: kworker/u8:8 Not tainted 6.13.0-rc7-syzkaller-g619f0b6fad52 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Workqueue: writeback wb_workfn (flush-7:0)
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
 print_report+0xe8/0x550 mm/kasan/report.c:492
 kasan_report+0x143/0x180 mm/kasan/report.c:602
 kasan_check_range+0x282/0x290 mm/kasan/generic.c:189
 __asan_memcpy+0x29/0x70 mm/kasan/shadow.c:105
 memcpy_from_page include/linux/highmem.h:423 [inline]
 hfsplus_bnode_read fs/hfsplus/bnode.c:32 [inline]
 hfsplus_bnode_read_u16+0x146/0x2c0 fs/hfsplus/bnode.c:45
 hfsplus_bnode_find+0x76d/0x10c0 fs/hfsplus/bnode.c:522
 hfsplus_btree_write+0x24/0x4c0 fs/hfsplus/btree.c:289
 hfsplus_system_write_inode fs/hfsplus/super.c:137 [inline]
 hfsplus_write_inode+0x4c4/0x5e0 fs/hfsplus/super.c:163
 write_inode fs/fs-writeback.c:1525 [inline]
 __writeback_single_inode+0x70a/0x10d0 fs/fs-writeback.c:1745
 writeback_sb_inodes+0x820/0x1360 fs/fs-writeback.c:1976
 wb_writeback+0x413/0xb80 fs/fs-writeback.c:2156
 wb_do_writeback fs/fs-writeback.c:2303 [inline]
 wb_workfn+0x410/0x1080 fs/fs-writeback.c:2343
 process_one_work kernel/workqueue.c:3236 [inline]
 process_scheduled_works+0xa68/0x1840 kernel/workqueue.c:3317
 worker_thread+0x870/0xd30 kernel/workqueue.c:3398
 kthread+0x2f2/0x390 kernel/kthread.c:389
 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
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