INFO: trying to register non-static key. The code is fine but needs lockdep annotation, or maybe you didn't initialize this object before use? turning off the locking correctness validator. CPU: 0 PID: 15769 Comm: syz-executor.3 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156 show_stack+0x2c/0x54 arch/arm64/kernel/stacktrace.c:163 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106 dump_stack+0x1c/0x58 lib/dump_stack.c:113 assign_lock_key+0x134/0x140 kernel/locking/lockdep.c:979 register_lock_class+0xc4/0x2f8 kernel/locking/lockdep.c:1292 __lock_acquire+0xa8/0x30a4 kernel/locking/lockdep.c:4932 lock_acquire+0x100/0x1f8 kernel/locking/lockdep.c:5666 down_write+0x5c/0xcc kernel/locking/rwsem.c:1552 ext4_write_lock_xattr fs/ext4/xattr.h:155 [inline] ext4_xattr_set_handle+0xd0/0x994 fs/ext4/xattr.c:2309 ext4_xattr_set+0x100/0x1d0 fs/ext4/xattr.c:2495 ext4_xattr_trusted_set+0x4c/0x64 fs/ext4/xattr_trusted.c:38 __vfs_setxattr+0x250/0x260 fs/xattr.c:182 __vfs_setxattr_noperm+0xcc/0x320 fs/xattr.c:216 __vfs_setxattr_locked+0x16c/0x194 fs/xattr.c:277 vfs_setxattr+0x174/0x280 fs/xattr.c:313 do_setxattr fs/xattr.c:600 [inline] setxattr fs/xattr.c:623 [inline] path_setxattr+0x354/0x414 fs/xattr.c:642 __do_sys_setxattr fs/xattr.c:658 [inline] __se_sys_setxattr fs/xattr.c:654 [inline] __arm64_sys_setxattr+0x2c/0x40 fs/xattr.c:654 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:636 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581