[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.154' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 31.660069] ------------[ cut here ]------------ [ 31.664925] WARNING: CPU: 1 PID: 7974 at net/core/stream.c:212 sk_stream_kill_queues+0x2a3/0x380 [ 31.673836] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 31.673836] [ 31.681882] CPU: 1 PID: 7974 Comm: syz-executor487 Not tainted 4.14.306-syzkaller #0 [ 31.689743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 31.699082] Call Trace: [ 31.701672] dump_stack+0x1b2/0x281 [ 31.705288] panic+0x21d/0x451 [ 31.708479] ? add_taint.cold+0x16/0x16 [ 31.712450] ? log_store.cold+0x16/0x16 [ 31.716415] ? sk_stream_kill_queues+0x2a3/0x380 [ 31.721165] check_panic_on_warn.cold+0x19/0x35 [ 31.725928] __warn+0xdf/0x1e0 [ 31.729104] ? ist_end_non_atomic+0x10/0x10 [ 31.733419] ? sk_stream_kill_queues+0x2a3/0x380 [ 31.738176] report_bug+0x208/0x250 [ 31.741799] do_error_trap+0x195/0x2d0 [ 31.745678] ? math_error+0x2d0/0x2d0 [ 31.749477] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 31.754580] ? debug_check_no_obj_freed+0x2c0/0x680 [ 31.759585] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 31.765690] invalid_op+0x1b/0x40 [ 31.770909] RIP: 0010:sk_stream_kill_queues+0x2a3/0x380 [ 31.776258] RSP: 0018:ffff8880984df990 EFLAGS: 00010297 [ 31.781611] RAX: ffff8880b32b4540 RBX: ffff88809d85e040 RCX: 0000000000000000 [ 31.788882] RDX: 0000000000000000 RSI: ffff8880b32b4df0 RDI: ffff88809d85e278 [ 31.796138] RBP: 0000000000000b00 R08: 0000000000000001 R09: 0000000000000000 [ 31.803500] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809d85e230 [ 31.810777] R13: ffffffff8c9b7760 R14: ffffed1013b0bc3b R15: ffff88809d85e1d8 [ 31.818066] inet_csk_destroy_sock+0x171/0x400 [ 31.822752] tcp_done+0x1b8/0x210 [ 31.826205] tcp_rcv_state_process+0x1f0a/0x4af0 [ 31.830955] ? tcp_finish_connect+0x6c0/0x6c0 [ 31.835437] ? skb_clone+0x126/0x9a0 [ 31.839137] ? rcu_lockdep_current_cpu_online+0xed/0x140 [ 31.844578] ? memcpy+0x35/0x50 [ 31.847848] ? memcpy+0x35/0x50 [ 31.851120] ? skb_clone+0x6ac/0x9a0 [ 31.854828] tcp_v6_do_rcv+0x3d5/0x13e0 [ 31.858810] __release_sock+0x12a/0x350 [ 31.862776] tcp_close+0x548/0xed0 [ 31.866307] ? lock_acquire+0x170/0x3f0 [ 31.870267] ? ip_mc_drop_socket+0x16/0x220 [ 31.874577] inet_release+0xdf/0x1b0 [ 31.878278] inet6_release+0x4c/0x70 [ 31.881977] __sock_release+0xcd/0x2b0 [ 31.885864] ? __sock_release+0x2b0/0x2b0 [ 31.890001] sock_close+0x15/0x20 [ 31.893442] __fput+0x25f/0x7a0 [ 31.896722] task_work_run+0x11f/0x190 [ 31.900599] do_exit+0xa44/0x2850 [ 31.904045] ? __do_page_fault+0x571/0xad0 [ 31.908269] ? mm_update_next_owner+0x5b0/0x5b0 [ 31.912925] ? lock_downgrade+0x740/0x740 [ 31.917076] do_group_exit+0x100/0x2e0 [ 31.920950] SyS_exit_group+0x19/0x20 [ 31.924737] ? do_group_exit+0x2e0/0x2e0 [ 31.928780] do_syscall_64+0x1d5/0x640 [ 31.932678] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 31.937856] RIP: 0033:0x7f9a365aea79 [ 31.941558] RSP: 002b:00007ffedf036688 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 31.949252] RAX: ffffffffffffffda RBX: 00007f9a36622330 RCX: 00007f9a365aea79 [ 31.956515] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [ 31.963783] RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 000000000000001c [ 31.971035] R10: 0000000020000008 R11: 0000000000000246 R12: 00007f9a36622330 [ 31.978378] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 [ 31.986066] Kernel Offset: disabled [ 31.989729] Rebooting in 86400 seconds..