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: 5059 Comm: syz-fuzzer Not tainted 6.7.0-syzkaller-12287-g13e788deb734 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106 assign_lock_key kernel/locking/lockdep.c:976 [inline] register_lock_class+0xc26/0x1230 kernel/locking/lockdep.c:1289 __lock_acquire+0x112/0x3b30 kernel/locking/lockdep.c:5014 lock_acquire kernel/locking/lockdep.c:5754 [inline] lock_acquire+0x1ae/0x520 kernel/locking/lockdep.c:5719 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:126 [inline] _raw_spin_lock_bh+0x33/0x40 kernel/locking/spinlock.c:178 spin_lock_bh include/linux/spinlock.h:356 [inline] reqsk_queue_remove include/net/request_sock.h:205 [inline] inet_csk_listen_stop+0x35a/0x11d0 net/ipv4/inet_connection_sock.c:1385 __tcp_close+0xc63/0xfd0 net/ipv4/tcp.c:2761 tcp_close+0x2d/0xc0 net/ipv4/tcp.c:2920 inet_release+0x132/0x270 net/ipv4/af_inet.c:436 inet6_release+0x4f/0x70 net/ipv6/af_inet6.c:485 __sock_release+0xae/0x260 net/socket.c:659 sock_close+0x1c/0x20 net/socket.c:1421 __fput+0x270/0xb70 fs/file_table.c:376 task_work_run+0x14d/0x240 kernel/task_work.c:180 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0xa8a/0x2ad0 kernel/exit.c:871 do_group_exit+0xd4/0x2a0 kernel/exit.c:1020 __do_sys_exit_group kernel/exit.c:1031 [inline] __se_sys_exit_group kernel/exit.c:1029 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1029 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x471d2b Code: Unable to access opcode bytes at 0x471d01. RSP: 002b:000000c0011e1f38 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000471d2b RDX: 0000000000000000 RSI: 00000000009b2900 RDI: 0000000000000000 RBP: 000000c0011e1fd0 R08: 0000000000000000 R09: 0000000000000