Warning: Permanently added '10.128.10.26' (ED25519) to the list of known hosts. executing program syzkaller login: [ 41.147841][ T3499] INFO: trying to register non-static key. [ 41.153649][ T3499] The code is fine but needs lockdep annotation, or maybe [ 41.160732][ T3499] you didn't initialize this object before use? [ 41.166944][ T3499] turning off the locking correctness validator. [ 41.173247][ T3499] CPU: 1 PID: 3499 Comm: syz-executor412 Not tainted 5.15.158-syzkaller #0 [ 41.181813][ T3499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 41.191844][ T3499] Call Trace: [ 41.195107][ T3499] [ 41.198014][ T3499] dump_stack_lvl+0x1e3/0x2d0 [ 41.202685][ T3499] ? io_uring_drop_tctx_refs+0x1a0/0x1a0 [ 41.208306][ T3499] ? panic+0x860/0x860 [ 41.212377][ T3499] ? register_lock_class+0x100/0x9a0 [ 41.217641][ T3499] ? __is_module_percpu_address+0x287/0x3c0 [ 41.223518][ T3499] ? is_kernel_percpu_address+0x132/0x150 [ 41.229225][ T3499] assign_lock_key+0x21e/0x230 [ 41.233965][ T3499] ? SOFTIRQ_verbose+0x10/0x10 [ 41.238721][ T3499] ? __lock_acquire+0x1295/0x1ff0 [ 41.243722][ T3499] register_lock_class+0x28a/0x9a0 [ 41.248818][ T3499] ? is_dynamic_key+0x1f0/0x1f0 [ 41.253649][ T3499] __lock_acquire+0xd7/0x1ff0 [ 41.258301][ T3499] ? __mutex_trylock_common+0x17e/0x2e0 [ 41.263821][ T3499] ? __might_sleep+0xc0/0xc0 [ 41.268388][ T3499] lock_acquire+0x1db/0x4f0 [ 41.272865][ T3499] ? gsmld_write_wakeup+0x69/0x2e0 [ 41.277948][ T3499] ? read_lock_is_recursive+0x10/0x10 [ 41.283291][ T3499] ? tty_buffer_flush+0x78/0x380 [ 41.288203][ T3499] ? mutex_lock_io_nested+0x60/0x60 [ 41.293375][ T3499] ? _raw_spin_lock_irqsave+0xac/0x120 [ 41.298822][ T3499] ? lockdep_hardirqs_off+0x70/0x100 [ 41.304093][ T3499] _raw_spin_lock_irqsave+0xd1/0x120 [ 41.309365][ T3499] ? gsmld_write_wakeup+0x69/0x2e0 [ 41.314460][ T3499] ? _raw_spin_lock+0x40/0x40 [ 41.319117][ T3499] ? tty_buffer_flush+0x321/0x380 [ 41.324116][ T3499] gsmld_write_wakeup+0x69/0x2e0 [ 41.329032][ T3499] ? gsmld_close+0x120/0x120 [ 41.333613][ T3499] ? gsmld_receive_buf+0x340/0x340 [ 41.338716][ T3499] tty_ldisc_hangup+0x16a/0x4b0 [ 41.343547][ T3499] __tty_hangup+0x47a/0x6b0 [ 41.348030][ T3499] ? pty_open+0x280/0x280 [ 41.352334][ T3499] tty_release+0x3a7/0x1310 [ 41.356818][ T3499] ? __might_sleep+0xc0/0xc0 [ 41.361395][ T3499] ? ima_file_free+0xeb/0x3c0 [ 41.366054][ T3499] ? __might_sleep+0xc0/0xc0 [ 41.370627][ T3499] ? tty_release_struct+0xd0/0xd0 [ 41.375640][ T3499] __fput+0x3bf/0x890 [ 41.379610][ T3499] task_work_run+0x129/0x1a0 [ 41.384273][ T3499] do_exit+0x6a3/0x2480 [ 41.388417][ T3499] ? put_task_struct+0x80/0x80 [ 41.393159][ T3499] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 41.399115][ T3499] ? vtime_user_exit+0x2d1/0x400 [ 41.404033][ T3499] do_group_exit+0x144/0x310 [ 41.408605][ T3499] __x64_sys_exit_group+0x3b/0x40 [ 41.413604][ T3499] do_syscall_64+0x3b/0xb0 [ 41.417996][ T3499] ? clear_bhb_loop+0x15/0x70 [ 41.422664][ T3499] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 41.428535][ T3499] RIP: 0033:0x7f96b1dd7fb9 [ 41.432923][ T3499] Code: Unable to access opcode bytes at RIP 0x7f96b1dd7f8f. [ 41.440259][ T3499] RSP: 002b:00007fff688259f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 41.448