[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.45' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 34.311723] IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 35.221981] WARNING: CPU: 0 PID: 8248 at net/mac80211/offchannel.c:419 ieee80211_start_next_roc+0x1ed/0x240 [ 35.232250] Kernel panic - not syncing: panic_on_warn set ... [ 35.232250] [ 35.239799] CPU: 0 PID: 8248 Comm: syz-executor642 Not tainted 4.19.209-syzkaller #0 [ 35.247663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.257011] Call Trace: [ 35.259584] dump_stack+0x1fc/0x2ef [ 35.263204] panic+0x26a/0x50e [ 35.266393] ? __warn_printk+0xf3/0xf3 [ 35.270281] ? ieee80211_start_next_roc+0x1ed/0x240 [ 35.275292] ? __probe_kernel_read+0x130/0x1b0 [ 35.279869] ? __warn.cold+0x5/0x5a [ 35.283491] ? __warn+0xe4/0x200 [ 35.286850] ? ieee80211_start_next_roc+0x1ed/0x240 [ 35.291866] __warn.cold+0x20/0x5a [ 35.295395] ? ieee80211_start_next_roc+0x1ed/0x240 [ 35.300394] report_bug+0x262/0x2b0 [ 35.304006] do_error_trap+0x1d7/0x310 [ 35.307873] ? math_error+0x310/0x310 [ 35.311654] ? __mutex_lock+0x368/0x1190 [ 35.315695] ? error_entry+0x72/0xd0 [ 35.319391] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.324390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.329217] invalid_op+0x14/0x20 [ 35.332687] RIP: 0010:ieee80211_start_next_roc+0x1ed/0x240 [ 35.338288] Code: 98 16 00 00 48 89 ef 48 89 c2 e8 0e ec 0a 00 5b 5d e9 87 1e c9 f9 e8 82 1e c9 f9 48 89 ef e8 7a 6c ff ff eb 94 e8 73 1e c9 f9 <0f> 0b eb 8b e8 0a f9 fe f9 e9 be fe ff ff 48 c7 c7 60 f1 45 8a e8 [ 35.357452] RSP: 0018:ffff8880b0567468 EFLAGS: 00010293 [ 35.362803] RAX: ffff8880abfa0600 RBX: 0000000000000001 RCX: ffffffff8799661d [ 35.370075] RDX: 0000000000000000 RSI: ffffffff879966fd RDI: 0000000000000001 [ 35.377425] RBP: ffff8880ab568c80 R08: 0000000000000001 R09: 0000000000000000 [ 35.384697] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 35.391962] R13: 0000000000000001 R14: dffffc0000000000 R15: ffff8880ab569b60 [ 35.399230] ? ieee80211_start_next_roc+0x10d/0x240 [ 35.404247] ? ieee80211_start_next_roc+0x1ed/0x240 [ 35.409274] ? ieee80211_start_next_roc+0x1ed/0x240 [ 35.414273] __ieee80211_scan_completed+0x571/0x1690 [ 35.419645] ? sync_rcu_exp_select_cpus+0x820/0x820 [ 35.424657] ieee80211_scan_cancel+0x340/0x940 [ 35.429237] ieee80211_do_stop+0x18c6/0x1ff0 [ 35.433633] ? cond_synchronize_rcu+0x20/0x20 [ 35.438126] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 35.443247] ? ieee80211_adjust_monitor_flags+0x230/0x230 [ 35.448786] ieee80211_if_change_type+0x2b5/0x7a0 [ 35.453612] ieee80211_change_iface+0x26/0x220 [ 35.458189] cfg80211_change_iface+0x2e1/0x1520 [ 35.462847] nl80211_set_interface+0x661/0x830 [ 35.467413] ? nl80211_nan_del_func+0x8b0/0x8b0 [ 35.472067] ? nl80211_dump_interface+0x6e0/0x6e0 [ 35.476898] ? nl80211_pre_doit+0xa2/0x620 [ 35.481112] ? __cfg80211_rdev_from_attrs+0x700/0x700 [ 35.486299] genl_family_rcv_msg+0x642/0xc40 [ 35.490700] ? genl_rcv+0x40/0x40 [ 35.494139] ? genl_rcv_msg+0x12f/0x160 [ 35.498270] ? mutex_trylock+0x1a0/0x1a0 [ 35.502326] ? __radix_tree_lookup+0x216/0x370 [ 35.506897] genl_rcv_msg+0xbf/0x160 [ 35.510600] netlink_rcv_skb+0x160/0x440 [ 35.514818] ? genl_family_rcv_msg+0xc40/0xc40 [ 35.519478] ? netlink_ack+0xae0/0xae0 [ 35.523349] ? genl_rcv+0x15/0x40 [ 35.526787] genl_rcv+0x24/0x40 [ 35.530055] netlink_unicast+0x4d5/0x690 [ 35.534113] ? netlink_sendskb+0x110/0x110 [ 35.538329] ? _copy_from_iter_full+0x229/0x7c0 [ 35.542986] ? __phys_addr_symbol+0x2c/0x70 [ 35.547314] ? __check_object_size+0x17b/0x3e0 [ 35.551879] netlink_sendmsg+0x6bb/0xc40 [ 35.555922] ? aa_af_perm+0x230/0x230 [ 35.559714] ? nlmsg_notify+0x1f0/0x1f0 [ 35.563675] ? nlmsg_notify+0x1f0/0x1f0 [ 35.567634] sock_sendmsg+0xc3/0x120 [ 35.571328] __sys_sendto+0x21a/0x320 [ 35.575110] ? __ia32_sys_getpeername+0xb0/0xb0 [ 35.579863] ? debug_object_active_state+0x254/0x330 [ 35.584961] ? lock_acquire+0x170/0x3c0 [ 35.588923] ? task_work_run+0x64/0x1c0 [ 35.592879] ? blkcg_schedule_throttle+0x1f0/0x1f0 [ 35.597788] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 35.602352] ? _raw_spin_unlock_irq+0x5a/0x80 [ 35.606829] ? task_work_run+0x126/0x1c0 [ 35.610875] __x64_sys_sendto+0xdd/0x1b0 [ 35.614919] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 35.619482] do_syscall_64+0xf9/0x620 [ 35.623266] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 35.628433] RIP: 0033:0x7f0dc8a2ff46 [ 35.632129] Code: 48 c7 c0 ff ff ff ff eb b7 66 2e 0f 1f 84 00 00 00 00 00 90 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 [ 35.651011] RSP: 002b:00007fffb1c26e18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 35.658700] RAX: ffffffffffffffda RBX: 00007fffb1c26ef0 RCX: 00007f0dc8a2ff46 [ 35.665951] RDX: 0000000000000024 RSI: 00007fffb1c26f40 RDI: 0000000000000005 [ 35.673237] RBP: 0000000000000001 R08: 00007fffb1c26e34 R09: 000000000000000c [ 35.680501] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 35.687762] R13: 00007fffb1c26f40 R14: 0000000000000005 R15: 0000000000000000 [ 35.695431] Kernel Offset: disabled [ 35.699096] Rebooting in 86400 seconds..