[ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.10.9' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 63.435847][ T6864] ------------[ cut here ]------------ [ 63.441537][ T6864] WARNING: CPU: 1 PID: 6864 at net/wireless/util.c:117 ieee80211_s1g_channel_width+0x51/0x180 [ 63.453225][ T6864] Kernel panic - not syncing: panic_on_warn set ... [ 63.459808][ T6864] CPU: 1 PID: 6864 Comm: syz-executor803 Not tainted 5.9.0-rc6-syzkaller #0 [ 63.468450][ T6864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.478479][ T6864] Call Trace: [ 63.481757][ T6864] dump_stack+0x198/0x1fd [ 63.486080][ T6864] panic+0x382/0x7fb [ 63.490918][ T6864] ? __warn_printk+0xf3/0xf3 [ 63.495505][ T6864] ? printk+0xba/0xed [ 63.499491][ T6864] ? log_store.cold+0x16/0x16 [ 63.504168][ T6864] ? __warn.cold+0x5/0x4b [ 63.508479][ T6864] ? __warn+0xd6/0x1f2 [ 63.512525][ T6864] ? ieee80211_s1g_channel_width+0x51/0x180 [ 63.518392][ T6864] __warn.cold+0x20/0x4b [ 63.522611][ T6864] ? ieee80211_s1g_channel_width+0x51/0x180 [ 63.528480][ T6864] report_bug+0x1bd/0x210 [ 63.533050][ T6864] handle_bug+0x38/0x90 [ 63.537182][ T6864] exc_invalid_op+0x14/0x40 [ 63.541662][ T6864] asm_exc_invalid_op+0x12/0x20 [ 63.546490][ T6864] RIP: 0010:ieee80211_s1g_channel_width+0x51/0x180 [ 63.552974][ T6864] Code: ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 34 01 00 00 8b 2b bf 04 00 00 00 89 ee e8 59 13 c1 f9 83 fd 04 74 19 e8 ef 16 c1 f9 <0f> 0b 45 31 e4 e8 e5 16 c1 f9 44 89 e0 5b 5d 41 5c 41 5d c3 e8 d6 [ 63.572564][ T6864] RSP: 0018:ffffc900044172d0 EFLAGS: 00010293 [ 63.578604][ T6864] RAX: 0000000000000000 RBX: ffff8882179037d0 RCX: ffffffff87b570b7 [ 63.586550][ T6864] RDX: ffff88808dc361c0 RSI: ffffffff87b570c1 RDI: 0000000000000005 [ 63.594496][ T6864] RBP: 0000000000000001 R08: 0000000000000001 R09: ffffc900044173f8 [ 63.602443][ T6864] R10: 0000000000000004 R11: 1ffffffff19a4e5d R12: 0000000000000000 [ 63.610392][ T6864] R13: 000000000000148c R14: 0000000000000000 R15: ffffc90004417404 [ 63.618381][ T6864] ? ieee80211_s1g_channel_width+0x47/0x180 [ 63.624268][ T6864] ? ieee80211_s1g_channel_width+0x51/0x180 [ 63.630144][ T6864] cfg80211_chandef_valid+0x222/0xc30 [ 63.635493][ T6864] nl80211_parse_chandef+0x5ed/0xdf0 [ 63.640756][ T6864] __nl80211_set_channel+0x2e3/0x860 [ 63.646026][ T6864] ? nl80211_join_mesh+0x1210/0x1210 [ 63.651286][ T6864] ? lock_is_held_type+0xbb/0xf0 [ 63.656214][ T6864] nl80211_set_wiphy+0xa6c/0x2d40 [ 63.661226][ T6864] ? mutex_lock_io_nested+0xf60/0xf60 [ 63.666577][ T6864] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xd7/0x280 [ 63.673833][ T6864] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 63.679356][ T6864] ? trace_kmalloc+0xfd/0x130 [ 63.684018][ T6864] ? nl80211_set_channel+0x70/0x70 [ 63.689107][ T6864] ? __nla_parse+0x3d/0x4a [ 63.693517][ T6864] ? nl80211_dump_wiphy_parse.constprop.0+0x580/0x580 [ 63.700252][ T6864] ? nl80211_pre_doit+0xa2/0x630 [ 63.705191][ T6864] genl_family_rcv_msg_doit+0x228/0x320 [ 63.710869][ T6864] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x280/0x280 [ 63.718260][ T6864] ? ns_capable+0xde/0x100 [ 63.722684][ T6864] genl_rcv_msg+0x518/0x940 [ 63.727202][ T6864] ? genl_family_rcv_msg_doit+0x320/0x320 [ 63.732926][ T6864] ? lock_acquire+0x1f3/0xaf0 [ 63.737606][ T6864] ? nl80211_set_channel+0x70/0x70 [ 63.742725][ T6864] ? lock_release+0x8f0/0x8f0 [ 63.747411][ T6864] netlink_rcv_skb+0x15a/0x430 [ 63.752182][ T6864] ? genl_family_rcv_msg_doit+0x320/0x320 [ 63.757905][ T6864] ? netlink_ack+0xa10/0xa10 [ 63.762509][ T6864] ? __kmalloc_node_track_caller+0x38/0x60 [ 63.768325][ T6864] genl_rcv+0x24/0x40 [ 63.772312][ T6864] netlink_unicast+0x533/0x7d0 [ 63.777100][ T6864] ? netlink_attachskb+0x810/0x810 [ 63.782215][ T6864] ? __phys_addr_symbol+0x2c/0x70 [ 63.787243][ T6864] ? __check_object_size+0x171/0x3e4 [ 63.792526][ T6864] netlink_sendmsg+0x856/0xd90 [ 63.797401][ T6864] ? netlink_unicast+0x7d0/0x7d0 [ 63.802318][ T6864] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 63.807583][ T6864] ? netlink_unicast+0x7d0/0x7d0 [ 63.812499][ T6864] sock_sendmsg+0xcf/0x120 [ 63.816895][ T6864] ____sys_sendmsg+0x6e8/0x810 [ 63.821751][ T6864] ? kernel_sendmsg+0x50/0x50 [ 63.826629][ T6864] ? do_recvmmsg+0x6d0/0x6d0 [ 63.831213][ T6864] ? lock_is_held_type+0xbb/0xf0 [ 63.836134][ T6864] ? find_held_lock+0x2d/0x110 [ 63.840880][ T6864] ? __might_fault+0x11f/0x1d0 [ 63.845643][ T6864] ___sys_sendmsg+0xf3/0x170 [ 63.850448][ T6864] ? sendmsg_copy_msghdr+0x160/0x160 [ 63.855764][ T6864] ? __might_fault+0x190/0x1d0 [ 63.860516][ T6864] ? _copy_to_user+0x126/0x160 [ 63.865715][ T6864] ? sock_do_ioctl+0x168/0x2d0 [ 63.870532][ T6864] ? compat_ifr_data_ioctl+0x150/0x150 [ 63.876110][ T6864] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 63.882029][ T6864] ? __fget_light+0x215/0x280 [ 63.886697][ T6864] __sys_sendmsg+0xe5/0x1b0 [ 63.891178][ T6864] ? __sys_sendmsg_sock+0xb0/0xb0 [ 63.896179][ T6864] ? lock_is_held_type+0xbb/0xf0 [ 63.901101][ T6864] ? check_preemption_disabled+0x50/0x130 [ 63.906851][ T6864] ? syscall_enter_from_user_mode+0x1d/0x60 [ 63.912736][ T6864] do_syscall_64+0x2d/0x70 [ 63.917135][ T6864] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 63.923072][ T6864] RIP: 0033:0x440979 [ 63.926956][ T6864] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 5b 11 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.946554][ T6864] RSP: 002b:00007ffc9e2880d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 63.954942][ T6864] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440979 [ 63.962887][ T6864] RDX: 0000000000000000 RSI: 0000000020001f40 RDI: 0000000000000003 [ 63.970836][ T6864] RBP: 00000000006ca018 R08: 0000000000000008 R09: 00000000004002c8 [ 63.978785][ T6864] R10: 0000000000000026 R11: 0000000000000246 R12: 0000000000401f60 [ 63.986732][ T6864] R13: 0000000000401ff0 R14: 0000000000000000 R15: 0000000000000000 [ 63.996156][ T6864] Kernel Offset: disabled [ 64.000535][ T6864] Rebooting in 86400 seconds..