loop0: detected capacity change from 0 to 1024 hfsplus: request for non-existent node 211 in B*Tree hfsplus: request for non-existent node 211 in B*Tree ================================================================== BUG: KASAN: wild-memory-access in memcpy_from_page include/linux/highmem.h:450 [inline] BUG: KASAN: wild-memory-access in hfsplus_bnode_read+0x135/0x2a0 fs/hfsplus/bnode.c:32 Read of size 1 at addr 0005088000000fff by task syz.0.16/5923 CPU: 0 UID: 0 PID: 5923 Comm: syz.0.16 Not tainted 6.16.0-rc6-syzkaller-g6832a9317eee #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Call Trace: dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120 kasan_report+0x118/0x150 mm/kasan/report.c:593 check_region_inline mm/kasan/generic.c:-1 [inline] kasan_check_range+0x2b0/0x2c0 mm/kasan/generic.c:189 __asan_memcpy+0x29/0x70 mm/kasan/shadow.c:105 memcpy_from_page include/linux/highmem.h:450 [inline] hfsplus_bnode_read+0x135/0x2a0 fs/hfsplus/bnode.c:32 hfsplus_bnode_dump+0x300/0x450 fs/hfsplus/bnode.c:-1 hfsplus_brec_remove+0x480/0x550 fs/hfsplus/brec.c:229 __hfsplus_delete_attr+0x1d4/0x360 fs/hfsplus/attributes.c:299 hfsplus_delete_attr+0x231/0x2d0 fs/hfsplus/attributes.c:345 __hfsplus_setxattr+0x37a/0x1f40 fs/hfsplus/xattr.c:342 hfsplus_setxattr+0x11e/0x180 fs/hfsplus/xattr.c:432 hfsplus_trusted_setxattr+0x40/0x60 fs/hfsplus/xattr_trusted.c:30 __vfs_setxattr+0x43c/0x480 fs/xattr.c:200 __vfs_setxattr_noperm+0x12d/0x660 fs/xattr.c:234 vfs_setxattr+0x16b/0x2f0 fs/xattr.c:321 do_setxattr fs/xattr.c:636 [inline] filename_setxattr+0x274/0x600 fs/xattr.c:665 path_setxattrat+0x364/0x3a0 fs/xattr.c:713 __do_sys_lsetxattr fs/xattr.c:754 [inline] __se_sys_lsetxattr fs/xattr.c:750 [inline] __x64_sys_lsetxattr+0xbf/0xe0 fs/xattr.c:750 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: 0033:0x7f141e78cda9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f141f5a7038 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd RAX: ffffffffffffffda RBX: 00007f141e9a5fa0 RCX: 00007f141e78cda9 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000020000040 RBP: 00007f141e80e2a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f141e9a5fa0 R15: 00007ffee864e098 ==================================================================